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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.377 by root, Thu Oct 4 11:36:38 2007 UTC vs.
Revision 1.465 by root, Thu Jan 8 00:54:55 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 "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	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 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		111
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	112	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	113	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	115	our $DB_ENV;
89		116
90	our %CFG;	117	our %CFG;
91		118
92	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
94		122
95	our (%PLAYER, %PLAYER_LOADING); # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
98		126
99	# used to convert map paths into valid unix filenames by replacing / by ∕	127	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		129
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	130	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
105		138
106	binmode STDOUT;	139	binmode STDOUT;
107	binmode STDERR;	140	binmode STDERR;
108		141
109	# read virtual server time, if available	142	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
114	}	147	}
115		148
116	mkdir $_	149	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		195
163	The raw value load value from the last tick.	196	The raw value load value from the last tick.
164		197
165	=item %cf::CFG	198	=item %cf::CFG
166		199
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	201	from wherever your confdir points to.
169		202
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		204
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	205	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;	226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		227
195	LOG llevError, $msg;	228	LOG llevError, $msg;
196	};	229	};
197	}	230	}
		231
		232	$Coro::State::DIEHOOK = sub {
		233	return unless $^S eq 0; # "eq", not "=="
		234
		235	if ($Coro::current == $Coro::main) {#d#
		236	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		237	return;#d#
		238	}#d#
		239
		240	# kill coroutine otherwise
		241	warn Carp::longmess $_[0];
		242	Coro::terminate
		243	};
		244
		245	$SIG{__DIE__} = sub { }; #d#?
198		246
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	257	for my $pkg (qw(
210	cf::global cf::attachable	258	cf::global cf::attachable
211	cf::object cf::object::player	259	cf::object cf::object::player
212	cf::client cf::player	260	cf::client cf::player
213	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
214	cf::map cf::party cf::region	263	cf::party cf::region
215	)) {	264	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	266	}
219		267
220	$Event::DIED = sub {	268	$EV::DIED = sub {
221	warn "error in event callback: @_";	269	warn "error in event callback: @_";
222	};	270	};
223		271
224	#############################################################################	272	#############################################################################
225		273
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	297	$d
250	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
251	}	299	}
252		300
253	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
254		302
255	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
256		304
257	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
258		306
259	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
260		308
261	=cut	309	=cut
262		310
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		312
265	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	314	sub decode_json($) { $json_coder->decode ($_[0]) }
		315
		316	=item cf::post_init { BLOCK }
		317
		318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		319	but I<before> the server starts ticking again.
		320
		321	The cdoeblock will have a single boolean argument to indicate whether this
		322	is a reload or not.
		323
		324	=cut
		325
		326	sub post_init(&) {
		327	push @POST_INIT, shift;
		328	}
267		329
268	=item cf::lock_wait $string	330	=item cf::lock_wait $string
269		331
270	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
271		333
272	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
273		335
274	Wait until the given lock is available and then acquires it and returns	336	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,	337	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	338	for example when the coroutine gets canceled), the lock is automatically
277	returned.	339	returned.
278		340
279	Locks are *not* recursive, locking from the same coro twice results in a	341	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	342	deadlocked coro.
…		…
286		348
287	Return true if the lock is currently active, i.e. somebody has locked it.	349	Return true if the lock is currently active, i.e. somebody has locked it.
288		350
289	=cut	351	=cut
290		352
291	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		354
294	sub lock_wait($) {	355	sub lock_wait($) {
295	my ($key) = @_;	356	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	357	}
308		358
309	sub lock_acquire($) {	359	sub lock_acquire($) {
310	my ($key) = @_;	360	$LOCKS->guard ($_[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	}	361	}
324		362
325	sub lock_active($) {	363	sub lock_active($) {
326	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	365	}
330		366
331	sub freeze_mainloop {	367	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
333		369
334	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	371	}
336	};	372
337	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
338	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
339	}	386	}
340		387
341	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
342		389
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
373	}	420	}
374	}	421	}
375	}	422	}
376		423
377	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	427	$signal->wait;
381	} else {	428	} else {
382	Coro::schedule;	429	Coro::schedule;
383	}	430	}
384	}	431	}
385	};	432	};
386		433
387	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
388	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
389		438
390	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
392		441
…		…
406		455
407	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
408		457
409	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
410		459
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	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	461	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	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	463	acceptable.
415		464
416	If it must be done, put the blocking parts into C<sync_job>. This will run	465	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	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		471
423	sub sync_job(&) {	472	sub sync_job(&) {
424	my ($job) = @_;	473	my ($job) = @_;
425		474
426	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	476	my $time = EV::time;
428		477
429	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
431		480
432	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	482
434	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
435		484
436	my $busy = 1;	485	my $busy = 1;
437	my @res;	486	my @res;
438		487
…		…
442	warn $@ if $@;	491	warn $@ if $@;
443	undef $busy;	492	undef $busy;
444	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
445		494
446	while ($busy) {	495	while ($busy) {
447	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
448	}	500	}
		501	}
449		502
450	$time = Event::time - $time;	503	my $time = EV::time - $time;
451		504
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
456		506
457	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
458	} else {	508	} else {
459	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
460		510
…		…
485	=item fork_call { }, $args	535	=item fork_call { }, $args
486		536
487	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
491		541
492	=cut	542	=cut
493		543
494	sub fork_call(&@) {	544	sub fork_call(&@) {
495	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
…		…
502	reset_signals;	552	reset_signals;
503	&$cb	553	&$cb
504	}, @args;	554	}, @args;
505		555
506	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
		557	}
		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
507	}	584	}
508		585
509	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
510		587
511	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
650		727
651	#############################################################################	728	#############################################################################
652		729
653	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
654		731
655	Many objects in crossfire are so-called attachable objects. That means you can	732	Many objects in deliantra are so-called attachable objects. That means you can
656	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
658		735
659	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
660	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	738	Deliantra).
662		739
663	=over 4	740	=over 4
664		741
665	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
666		743
…		…
710	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
711		788
712	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
713	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
714		791
715	Some classes such as crossfire maps and objects can specify attachments	792	Some classes such as deliantra maps and objects can specify attachments
716	that are attached at load/instantiate time, thus the need for a name.	793	that are attached at load/instantiate time, thus the need for a name.
717		794
718	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
719		796
720	=over 4	797	=over 4
…		…
948	}	1025	}
949		1026
950	0	1027	0
951	}	1028	}
952		1029
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1031
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1033
957	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
958		1035
…		…
964		1041
965	=cut	1042	=cut
966		1043
967	#############################################################################	1044	#############################################################################
968	# object support	1045	# object support
969	#
970		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
971	sub _can_merge {	1080	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
973		1082
974	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1084
978	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
979	}	1087	}
980		1088
981	sub reattach {	1089	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1091	my ($obj) = @_;
984		1092
		1093	# no longer needed after getting rid of delete_package?
985	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
986		1095
987	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
988		1097
989	@$registry = ();	1098	@$registry = ();
990		1099
…		…
1005	cf::attachable->attach (	1114	cf::attachable->attach (
1006	prio => -1000000,	1115	prio => -1000000,
1007	on_instantiate => sub {	1116	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
1009		1118
1010	$data = from_json $data;	1119	$data = decode_json $data;
1011		1120
1012	for (@$data) {	1121	for (@$data) {
1013	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
1014		1123
1015	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1036	utf8::decode (my $decname = $filename);	1145	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1039		1148
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1044	close $fh;	1153	aio_close $fh;
1045		1154
1046	if (@$objs) {	1155	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1052	close $fh;	1161	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1163	}
1055	} else {	1164	} else {
1056	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1057	}	1166	}
1058		1167
1059	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1172	} else {
1061	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1062	}	1174	}
1063	} else {	1175	} else {
1064	aio_unlink $filename;	1176	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1066	}	1178	}
…		…
1085		1197
1086	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1200	or return;
1089		1201
1090	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1091	}	1204	}
1092		1205
1093	utf8::decode (my $decname = $filename);	1206	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
…		…
1156	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1157		1270
1158	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1159	}	1272	}
1160		1273
		1274	use File::Glob ();
		1275
1161	cf::player->attach (	1276	cf::player->attach (
1162	on_command => sub {	1277	on_command => sub {
1163	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1164		1279
1165	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1197		1312
1198	cf::override;	1313	cf::override;
1199	},	1314	},
1200	);	1315	);
1201		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
		1329
1202	sub load_extensions {	1330	sub load_extensions {
1203	cf::sync_job {	1331	cf::sync_job {
1204	my %todo;	1332	my %todo;
1205		1333
1206	for my $path (<$LIBDIR/*.ext>) {	1334	for my $path (<$LIBDIR/*.ext>) {
…		…
1225		1353
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1356
1229	$ext{source} =	1357	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1231	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1232	. $source	1360	. $source
1233	. "\n};\n1";	1361	. "\n};\n1";
1234		1362
1235	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1251	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1252	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1253		1381
1254	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1255	warn $msg;	1383	warn $msg;
1256	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1257	exit 1;
1258	}	1385	}
1259		1386
1260	warn $msg;	1387	warn $msg;
1261	}	1388	}
1262		1389
…		…
1276		1403
1277	=back	1404	=back
1278		1405
1279	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1280		1407
1281	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1282		1409
1283	=cut	1410	=cut
1284		1411
1285	package cf::player;	1412	package cf::player;
1286		1413
…		…
1329		1456
1330	sub exists($) {	1457	sub exists($) {
1331	my ($login) = @_;	1458	my ($login) = @_;
1332		1459
1333	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1335	}	1462	}
1336		1463
1337	sub find($) {	1464	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1466	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1478	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1479	or return;
1353		1480
1354	my $pl = cf::player::load_pl $f	1481	my $pl = cf::player::load_pl $f
1355	or return;	1482	or return;
		1483
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1484	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1485	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1359	}	1487	}
1360	}	1488	}
…		…
1370		1498
1371	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1372		1500
1373	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
		1503
		1504	cf::get_slot 0.01;
1375		1505
1376	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1507	cf::cede_to_tick;
1378	}	1508	}
1379		1509
…		…
1411	my ($pl) = @_;	1541	my ($pl) = @_;
1412		1542
1413	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1414		1544
1415	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1417		1547
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1419	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1421	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1422		1554
1423	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1463		1595
1464	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
1465	my $path = path $login;	1597	my $path = path $login;
1466		1598
1467	# a .pst is a dead give-away for a valid player	1599	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1605	}
1473		1606
…		…
1504	}	1637	}
1505		1638
1506	\@paths	1639	\@paths
1507	}	1640	}
1508		1641
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1643
1511	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1645
1560	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1561		1647
1562	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1563		1649
…		…
1630	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1632		1718
1633	sub generate_random_map {	1719	sub generate_random_map {
1634	my ($self, $rmp) = @_;	1720	my ($self, $rmp) = @_;
		1721
		1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1723
1635	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1725	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1761		1850
1762	# the temporary/swap location	1851	# the temporary/swap location
1763	sub save_path {	1852	sub save_path {
1764	my ($self) = @_;	1853	my ($self) = @_;
1765		1854
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1768	}	1857	}
1769		1858
1770	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1771	sub uniq_path {	1860	sub uniq_path {
1772	my ($self) = @_;	1861	my ($self) = @_;
1773		1862
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	1865	}
1786		1866
1787	sub decay_objects {	1867	sub decay_objects {
1788	my ($self) = @_;	1868	my ($self) = @_;
1789		1869
…		…
1873	sub find {	1953	sub find {
1874	my ($path, $origin) = @_;	1954	my ($path, $origin) = @_;
1875		1955
1876	$path = normalise $path, $origin && $origin->path;	1956	$path = normalise $path, $origin && $origin->path;
1877		1957
1878	cf::lock_wait "map_data:$path";#d#remove	1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	1959	my $guard2 = cf::lock_acquire "map_find:$path";
1880		1960
1881	$cf::MAP{$path} || do {	1961	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1886	or return;	1963	or return;
1887		1964
1888	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1889		1966
…		…
1891	or return;	1968	or return;
1892		1969
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
1896	undef $guard1;	1974	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	1975	$map->reset;
1899	return find $path;	1976	return find $path;
1900	}	1977	}
1901		1978
1902	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2006	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2007	$f->skip_block;
1931	$self->_load_objects ($f)	2008	$self->_load_objects ($f)
1932	or return;	2009	or return;
1933		2010
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1935	if delete $self->{load_original};	2012	if delete $self->{load_original};
1936		2013
1937	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2015	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2016	unless (aio_stat $uniq) {
…		…
1957	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2035	$self->decay_objects;
1959	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1960	$self->update_buttons;	2037	$self->update_buttons;
1961	cf::cede_to_tick;	2038	cf::cede_to_tick;
1962	$self->set_darkness_map;
1963	cf::cede_to_tick;
1964	$self->activate;	2039	$self->activate;
1965	}	2040	}
1966		2041
1967	$self->{last_save} = $cf::RUNTIME;	2042	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2043	$self->last_access ($cf::RUNTIME);
1969		2044
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2045	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2046	}
1972		2047
1973	$self->post_load;	2048	$self->post_load;
1974	}	2049	}
1975		2050
…		…
2033	my ($path, $origin, $load) = @_;	2108	my ($path, $origin, $load) = @_;
2034		2109
2035	$path = normalise $path, $origin && $origin->{path};	2110	$path = normalise $path, $origin && $origin->{path};
2036		2111
2037	if (my $map = $cf::MAP{$path}) {	2112	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2114	}
2040		2115
2041	$MAP_PREFETCH{$path} |= $load;	2116	$MAP_PREFETCH{$path} |= $load;
2042		2117
2043	$MAP_PREFETCHER ||= cf::async {	2118	$MAP_PREFETCHER ||= cf::async {
…		…
2080	cf::async {	2155	cf::async {
2081	$Coro::current->{desc} = "map player save";	2156	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2157	$_->contr->save for $self->players;
2083	};	2158	};
2084		2159
		2160	cf::get_slot 0.02;
		2161
2085	if ($uniq) {	2162	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2165	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2097	$self->save;	2174	$self->save;
2098		2175
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2176	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2177
2101	return if $self->players;	2178	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2179	return if $self->in_memory != cf::MAP_ACTIVE;
2103	return if $self->{deny_save};	2180	return if $self->{deny_save};
2104		2181
2105	$self->in_memory (cf::MAP_SWAPPED);	2182	$self->in_memory (cf::MAP_SWAPPED);
2106		2183
2107	$self->deactivate;	2184	$self->deactivate;
…		…
2225		2302
2226	sub unique_maps() {	2303	sub unique_maps() {
2227	[	2304	[
2228	map {	2305	map {
2229	utf8::decode $_;	2306	utf8::decode $_;
2230	/\.map$/	2307	s/\.map$//; # TODO future compatibility hack
		2308	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2309	? ()
2231	? normalise $_	2310	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2311	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2312	]
2235	}	2313	}
2236		2314
2237	package cf;
2238
2239	=back	2315	=back
2240		2316
2241	=head3 cf::object	2317	=head3 cf::object
2242		2318
2243	=cut	2319	=cut
…		…
2246		2322
2247	=over 4	2323	=over 4
2248		2324
2249	=item $ob->inv_recursive	2325	=item $ob->inv_recursive
2250		2326
2251	Returns the inventory of the object _and_ their inventories, recursively.	2327	Returns the inventory of the object I<and> their inventories, recursively,
		2328	but I<not> the object itself.
2252		2329
2253	=cut	2330	=cut
2254		2331
2255	sub inv_recursive_;	2332	sub inv_recursive_;
2256	sub inv_recursive_ {	2333	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2338	inv_recursive_ inv $_[0]
2262	}	2339	}
2263		2340
2264	=item $ref = $ob->ref	2341	=item $ref = $ob->ref
2265		2342
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2343	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2344
2268	=item $ob = cf::object::deref ($refstring)	2345	=item $ob = cf::object::deref ($refstring)
2269		2346
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2348	even if the object actually exists. May block.
2272		2349
2273	=cut	2350	=cut
2274		2351
2275	sub deref {	2352	sub deref {
2276	my ($ref) = @_;	2353	my ($ref) = @_;
2277
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280		2354
2281	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {	2355	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2356	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2357	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284	or return;	2358	or return;
…		…
2306	can be C<undef>. Does the right thing when the player is currently in a	2380	can be C<undef>. Does the right thing when the player is currently in a
2307	dialogue with the given NPC character.	2381	dialogue with the given NPC character.
2308		2382
2309	=cut	2383	=cut
2310		2384
		2385	our $SAY_CHANNEL = {
		2386	id => "say",
		2387	title => "Map",
		2388	reply => "say ",
		2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2390	};
		2391
		2392	our $CHAT_CHANNEL = {
		2393	id => "chat",
		2394	title => "Chat",
		2395	reply => "chat ",
		2396	tooltip => "Player chat and shouts, global to the server.",
		2397	};
		2398
2311	# rough implementation of a future "reply" method that works	2399	# rough implementation of a future "reply" method that works
2312	# with dialog boxes.	2400	# with dialog boxes.
2313	#TODO: the first argument must go, split into a $npc->reply_to ( method	2401	#TODO: the first argument must go, split into a $npc->reply_to ( method
2314	sub cf::object::player::reply($$$;$) {	2402	sub cf::object::player::reply($$$;$) {
2315	my ($self, $npc, $msg, $flags) = @_;	2403	my ($self, $npc, $msg, $flags) = @_;
…		…
2326	my $dialog = $pl->{npc_dialog};	2414	my $dialog = $pl->{npc_dialog};
2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2415	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328		2416
2329	} else {	2417	} else {
2330	$msg = $npc->name . " says: $msg" if $npc;	2418	$msg = $npc->name . " says: $msg" if $npc;
2331	$self->message ($msg, $flags);	2419	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332	}	2420	}
2333	}	2421	}
2334	}	2422	}
2335		2423
2336	=item $object->send_msg ($channel, $msg, $color, [extra...])	2424	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2361		2449
2362	=item $player_object->enter_link	2450	=item $player_object->enter_link
2363		2451
2364	Freezes the player and moves him/her to a special map (C<{link}>).	2452	Freezes the player and moves him/her to a special map (C<{link}>).
2365		2453
2366	The player should be reasonably safe there for short amounts of time. You	2454	The player should be reasonably safe there for short amounts of time (e.g.
2367	I<MUST> call C<leave_link> as soon as possible, though.	2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2456	though, as the palyer cannot control the character while it is on the link
		2457	map.
2368		2458
2369	Will never block.	2459	Will never block.
2370		2460
2371	=item $player_object->leave_link ($map, $x, $y)	2461	=item $player_object->leave_link ($map, $x, $y)
2372		2462
…		…
2430		2520
2431	$map->load;	2521	$map->load;
2432	$map->load_neighbours;	2522	$map->load_neighbours;
2433		2523
2434	return unless $self->contr->active;	2524	return unless $self->contr->active;
		2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2435	$self->activate_recursive;	2526	$self->activate_recursive;
2436		2527
2437	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2438	$self->enter_map ($map, $x, $y);	2529	$self->enter_map ($map, $x, $y);
2439	}	2530	}
…		…
2443	Moves the player to the given map-path and coordinates by first freezing	2534	Moves the player to the given map-path and coordinates by first freezing
2444	her, loading and preparing them map, calling the provided $check callback	2535	her, loading and preparing them map, calling the provided $check callback
2445	that has to return the map if sucecssful, and then unfreezes the player on	2536	that has to return the map if sucecssful, and then unfreezes the player on
2446	the new (success) or old (failed) map position. In either case, $done will	2537	the new (success) or old (failed) map position. In either case, $done will
2447	be called at the end of this process.	2538	be called at the end of this process.
		2539
		2540	Note that $check will be called with a potentially non-loaded map, so if
		2541	it needs a loaded map it has to call C<< ->load >>.
2448		2542
2449	=cut	2543	=cut
2450		2544
2451	our $GOTOGEN;	2545	our $GOTOGEN;
2452		2546
…		…
2531	}	2625	}
2532		2626
2533	sub prepare_random_map {	2627	sub prepare_random_map {
2534	my ($exit) = @_;	2628	my ($exit) = @_;
2535		2629
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2632	# that depends on the exit object
2541		2633
2542	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2636	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2549	}	2643	}
2550		2644
2551	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2552		2646
2553	my $data = cf::to_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2556		2650
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2653	undef $fh;
2560	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2561		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2564	}	2662	}
2565	}	2663	}
2566		2664
2567	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2569		2667
2570	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2571		2669
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2670	$self->enter_link;
2584		2671
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2672	(async {
2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2673	$Coro::current->{desc} = "enter_exit";
2591		2674
2592	$self->deactivate_recursive; # just to be sure
2593	unless (eval {	2675	unless (eval {
		2676	$self->deactivate_recursive; # just to be sure
		2677
		2678	# random map handling
		2679	{
		2680	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2681
		2682	prepare_random_map $exit
		2683	if $exit->slaying eq "/!";
		2684	}
		2685
		2686	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2687	my $x = $exit->stats->hp;
		2688	my $y = $exit->stats->sp;
		2689
2594	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2595		2691
		2692	# if exit is damned, update players death & WoR home-position
		2693	$self->contr->savebed ($map, $x, $y)
		2694	if $exit->flag (cf::FLAG_DAMNED);
		2695
2596	1;	2696	1
2597	}) {	2697	}) {
2598	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2599	. "I'll try to bring you back to the map you were before. "	2699	. "I'll try to bring you back to the map you were before. "
2600	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2601	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2602		2702
2603	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	2731	the message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	2732	the message unless the client supports the msg packet.
2633		2733
2634	=cut	2734	=cut
2635		2735
		2736	# non-persistent channels (usually the info channel)
2636	our %CHANNEL = (	2737	our %CHANNEL = (
2637	"c/identify" => {	2738	"c/identify" => {
2638	id => "infobox",	2739	id => "infobox",
2639	title => "Identify",	2740	title => "Identify",
2640	reply => undef,	2741	reply => undef,
…		…
2644	id => "infobox",	2745	id => "infobox",
2645	title => "Examine",	2746	title => "Examine",
2646	reply => undef,	2747	reply => undef,
2647	tooltip => "Signs and other items you examined",	2748	tooltip => "Signs and other items you examined",
2648	},	2749	},
		2750	"c/book" => {
		2751	id => "infobox",
		2752	title => "Book",
		2753	reply => undef,
		2754	tooltip => "The contents of a note or book",
		2755	},
2649	"c/lookat" => {	2756	"c/lookat" => {
2650	id => "infobox",	2757	id => "infobox",
2651	title => "Look",	2758	title => "Look",
2652	reply => undef,	2759	reply => undef,
2653	tooltip => "What you saw there",	2760	tooltip => "What you saw there",
2654	},	2761	},
		2762	"c/who" => {
		2763	id => "infobox",
		2764	title => "Players",
		2765	reply => undef,
		2766	tooltip => "Shows players who are currently online",
		2767	},
		2768	"c/body" => {
		2769	id => "infobox",
		2770	title => "Body Parts",
		2771	reply => undef,
		2772	tooltip => "Shows which body parts you posess and are available",
		2773	},
		2774	"c/statistics" => {
		2775	id => "infobox",
		2776	title => "Statistics",
		2777	reply => undef,
		2778	tooltip => "Shows your primary statistics",
		2779	},
		2780	"c/skills" => {
		2781	id => "infobox",
		2782	title => "Skills",
		2783	reply => undef,
		2784	tooltip => "Shows your experience per skill and item power",
		2785	},
		2786	"c/resistances" => {
		2787	id => "infobox",
		2788	title => "Resistances",
		2789	reply => undef,
		2790	tooltip => "Shows your resistances",
		2791	},
		2792	"c/pets" => {
		2793	id => "infobox",
		2794	title => "Pets",
		2795	reply => undef,
		2796	tooltip => "Shows information abotu your pets/a specific pet",
		2797	},
		2798	"c/uptime" => {
		2799	id => "infobox",
		2800	title => "Uptime",
		2801	reply => undef,
		2802	tooltip => "How long the server has been running since last restart",
		2803	},
		2804	"c/mapinfo" => {
		2805	id => "infobox",
		2806	title => "Map Info",
		2807	reply => undef,
		2808	tooltip => "Information related to the maps",
		2809	},
		2810	"c/party" => {
		2811	id => "party",
		2812	title => "Party",
		2813	reply => "gsay ",
		2814	tooltip => "Messages and chat related to your party",
		2815	},
		2816	"c/death" => {
		2817	id => "death",
		2818	title => "Death",
		2819	reply => undef,
		2820	tooltip => "Reason for and more info about your most recent death",
		2821	},
		2822	"c/say" => $SAY_CHANNEL,
		2823	"c/chat" => $CHAT_CHANNEL,
2655	);	2824	);
2656		2825
2657	sub cf::client::send_msg {	2826	sub cf::client::send_msg {
2658	my ($self, $channel, $msg, $color, @extra) = @_;	2827	my ($self, $channel, $msg, $color, @extra) = @_;
2659		2828
2660	$msg = $self->pl->expand_cfpod ($msg);	2829	$msg = $self->pl->expand_cfpod ($msg)
		2830	unless $color & cf::NDI_VERBATIM;
2661		2831
2662	$color &= cf::NDI_CLIENT_MASK; # just in case...	2832	$color &= cf::NDI_CLIENT_MASK; # just in case...
2663		2833
2664	# check predefined channels, for the benefit of C	2834	# check predefined channels, for the benefit of C
2665	if ($CHANNEL{$channel}) {	2835	if ($CHANNEL{$channel}) {
2666	$channel = $CHANNEL{$channel};	2836	$channel = $CHANNEL{$channel};
2667		2837
2668	$self->ext_msg (channel_info => $channel)	2838	$self->ext_msg (channel_info => $channel);
2669	if $self->can_msg;
2670
2671	$channel = $channel->{id};	2839	$channel = $channel->{id};
2672		2840
2673	} elsif (ref $channel) {	2841	} elsif (ref $channel) {
2674	# send meta info to client, if not yet sent	2842	# send meta info to client, if not yet sent
2675	unless (exists $self->{channel}{$channel->{id}}) {	2843	unless (exists $self->{channel}{$channel->{id}}) {
2676	$self->{channel}{$channel->{id}} = $channel;	2844	$self->{channel}{$channel->{id}} = $channel;
2677	$self->ext_msg (channel_info => $channel)	2845	$self->ext_msg (channel_info => $channel);
2678	if $self->can_msg;
2679	}	2846	}
2680		2847
2681	$channel = $channel->{id};	2848	$channel = $channel->{id};
2682	}	2849	}
2683		2850
2684	return unless @extra || length $msg;	2851	return unless @extra || length $msg;
2685		2852
2686	if ($self->can_msg) {
2687	# default colour, mask it out	2853	# default colour, mask it out
2688	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2689	if $color & cf::NDI_DEF;	2855	if $color & cf::NDI_DEF;
2690		2856
2691	$self->send_packet ("msg " . $self->{json_coder}->encode (	2857	my $pkt = "msg "
		2858	. $self->{json_coder}->encode (
2692	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2693	} else {	2860	);
2694	if ($color >= 0) {
2695	# replace some tags by gcfclient-compatible ones
2696	for ($msg) {
2697	1 while
2698	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2699	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2700	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2701	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2702	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2703	}
2704		2861
2705	$color &= cf::NDI_COLOR_MASK;	2862	# try lzf for large packets
		2863	$pkt = "lzf " . Compress::LZF::compress $pkt
		2864	if 1024 <= length $pkt and $self->{can_lzf};
2706		2865
2707	utf8::encode $msg;	2866	# split very large packets
2708		2867	if (8192 < length $pkt and $self->{can_lzf}) {
2709	if (0 && $msg =~ /\[/) {	2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2710	# COMMAND/INFO	2869	$pkt = "frag";
2711	$self->send_packet ("drawextinfo $color 10 8 $msg")
2712	} else {
2713	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2714	$self->send_packet ("drawinfo $color $msg")
2715	}
2716	}
2717	}	2870	}
		2871
		2872	$self->send_packet ($pkt);
2718	}	2873	}
2719		2874
2720	=item $client->ext_msg ($type, @msg)	2875	=item $client->ext_msg ($type, @msg)
2721		2876
2722	Sends an ext event to the client.	2877	Sends an ext event to the client.
…		…
2895	=pod	3050	=pod
2896		3051
2897	The following functions and methods are available within a safe environment:	3052	The following functions and methods are available within a safe environment:
2898		3053
2899	cf::object	3054	cf::object
2900	contr pay_amount pay_player map x y force_find force_add	3055	contr pay_amount pay_player map x y force_find force_add destroy
2901	insert remove name archname title slaying race decrease_ob_nr	3056	insert remove name archname title slaying race decrease split
2902		3057
2903	cf::object::player	3058	cf::object::player
2904	player	3059	player
2905		3060
2906	cf::player	3061	cf::player
…		…
2911		3066
2912	=cut	3067	=cut
2913		3068
2914	for (	3069	for (
2915	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3070	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2916	insert remove inv name archname title slaying race	3071	insert remove inv nrof name archname title slaying race
2917	decrease_ob_nr)],	3072	decrease split destroy change_exp)],
2918	["cf::object::player" => qw(player)],	3073	["cf::object::player" => qw(player)],
2919	["cf::player" => qw(peaceful)],	3074	["cf::player" => qw(peaceful)],
2920	["cf::map" => qw(trigger)],	3075	["cf::map" => qw(trigger)],
2921	) {	3076	) {
2922	no strict 'refs';	3077	no strict 'refs';
…		…
3027	{	3182	{
3028	my $faces = $facedata->{faceinfo};	3183	my $faces = $facedata->{faceinfo};
3029		3184
3030	while (my ($face, $info) = each %$faces) {	3185	while (my ($face, $info) = each %$faces) {
3031	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3186	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3187
3032	cf::face::set_visibility $idx, $info->{visibility};	3188	cf::face::set_visibility $idx, $info->{visibility};
3033	cf::face::set_magicmap $idx, $info->{magicmap};	3189	cf::face::set_magicmap $idx, $info->{magicmap};
3034	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3190	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3035	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3191	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3036		3192
3037	cf::cede_to_tick;	3193	cf::cede_to_tick;
3038	}	3194	}
3039		3195
3040	while (my ($face, $info) = each %$faces) {	3196	while (my ($face, $info) = each %$faces) {
3041	next unless $info->{smooth};	3197	next unless $info->{smooth};
		3198
3042	my $idx = cf::face::find $face	3199	my $idx = cf::face::find $face
3043	or next;	3200	or next;
		3201
3044	if (my $smooth = cf::face::find $info->{smooth}) {	3202	if (my $smooth = cf::face::find $info->{smooth}) {
3045	cf::face::set_smooth $idx, $smooth;	3203	cf::face::set_smooth $idx, $smooth;
3046	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3204	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047	} else {	3205	} else {
3048	warn "smooth face '$info->{smooth}' not found for face '$face'";	3206	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3066	{	3224	{
3067	# TODO: for gcfclient pleasure, we should give resources	3225	# TODO: for gcfclient pleasure, we should give resources
3068	# that gcfclient doesn't grok a >10000 face index.	3226	# that gcfclient doesn't grok a >10000 face index.
3069	my $res = $facedata->{resource};	3227	my $res = $facedata->{resource};
3070		3228
3071	my $soundconf = delete $res->{"res/sound.conf"};
3072
3073	while (my ($name, $info) = each %$res) {	3229	while (my ($name, $info) = each %$res) {
		3230	if (defined $info->{type}) {
3074	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3231	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075	my $data;	3232	my $data;
3076		3233
3077	if ($info->{type} & 1) {	3234	if ($info->{type} & 1) {
3078	# prepend meta info	3235	# prepend meta info
3079		3236
3080	my $meta = $enc->encode ({	3237	my $meta = $enc->encode ({
3081	name => $name,	3238	name => $name,
3082	%{ $info->{meta} || {} },	3239	%{ $info->{meta} || {} },
3083	});	3240	});
3084		3241
3085	$data = pack "(w/a*)*", $meta, $info->{data};	3242	$data = pack "(w/a*)*", $meta, $info->{data};
		3243	} else {
		3244	$data = $info->{data};
		3245	}
		3246
		3247	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3248	cf::face::set_type $idx, $info->{type};
3086	} else {	3249	} else {
3087	$data = $info->{data};	3250	$RESOURCE{$name} = $info;
3088	}	3251	}
3089		3252
3090	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091	cf::face::set_type $idx, $info->{type};
3092
3093	cf::cede_to_tick;	3253	cf::cede_to_tick;
3094	}	3254	}
3095
3096	if ($soundconf) {
3097	$soundconf = $enc->decode (delete $soundconf->{data});
3098
3099	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100	my $sound = $soundconf->{compat}[$_]
3101	or next;
3102
3103	my $face = cf::face::find "sound/$sound->[1]";
3104	cf::sound::set $sound->[0] => $face;
3105	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106	}
3107
3108	while (my ($k, $v) = each %{$soundconf->{event}}) {
3109	my $face = cf::face::find "sound/$v";
3110	cf::sound::set $k => $face;
3111	}
3112	}
3113	}	3255	}
		3256
		3257	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3114		3258
3115	1	3259	1
3116	}	3260	}
		3261
		3262	cf::global->attach (on_resource_update => sub {
		3263	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3264	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3265
		3266	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3267	my $sound = $soundconf->{compat}[$_]
		3268	or next;
		3269
		3270	my $face = cf::face::find "sound/$sound->[1]";
		3271	cf::sound::set $sound->[0] => $face;
		3272	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3273	}
		3274
		3275	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3276	my $face = cf::face::find "sound/$v";
		3277	cf::sound::set $k => $face;
		3278	}
		3279	}
		3280	});
3117		3281
3118	register_exticmd fx_want => sub {	3282	register_exticmd fx_want => sub {
3119	my ($ns, $want) = @_;	3283	my ($ns, $want) = @_;
3120		3284
3121	while (my ($k, $v) = each %$want) {	3285	while (my ($k, $v) = each %$want) {
3122	$ns->fx_want ($k, $v);	3286	$ns->fx_want ($k, $v);
3123	}	3287	}
3124	};	3288	};
		3289
		3290	sub load_resource_file($) {
		3291	my $guard = lock_acquire "load_resource_file";
		3292
		3293	my $status = load_resource_file_ $_[0];
		3294	get_slot 0.1, 100;
		3295	cf::arch::commit_load;
		3296
		3297	$status
		3298	}
3125		3299
3126	sub reload_regions {	3300	sub reload_regions {
3127	# HACK to clear player env face cache, we need some signal framework	3301	# HACK to clear player env face cache, we need some signal framework
3128	# for this (global event?)	3302	# for this (global event?)
3129	%ext::player_env::MUSIC_FACE_CACHE = ();	3303	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3143	}	3317	}
3144		3318
3145	sub reload_archetypes {	3319	sub reload_archetypes {
3146	load_resource_file "$DATADIR/archetypes"	3320	load_resource_file "$DATADIR/archetypes"
3147	or die "unable to load archetypes\n";	3321	or die "unable to load archetypes\n";
3148	#d# NEED to laod twice to resolve forward references
3149	# this really needs to be done in an extra post-pass
3150	# (which needs to be synchronous, so solve it differently)
3151	load_resource_file "$DATADIR/archetypes"
3152	or die "unable to load archetypes\n";
3153	}	3322	}
3154		3323
3155	sub reload_treasures {	3324	sub reload_treasures {
3156	load_resource_file "$DATADIR/treasures"	3325	load_resource_file "$DATADIR/treasures"
3157	or die "unable to load treasurelists\n";	3326	or die "unable to load treasurelists\n";
3158	}	3327	}
3159		3328
3160	sub reload_resources {	3329	sub reload_resources {
3161	warn "reloading resource files...\n";	3330	warn "reloading resource files...\n";
3162		3331
		3332	reload_facedata;
		3333	reload_archetypes;
3163	reload_regions;	3334	reload_regions;
3164	reload_facedata;
3165	#reload_archetypes;#d#
3166	reload_archetypes;
3167	reload_treasures;	3335	reload_treasures;
3168		3336
3169	warn "finished reloading resource files\n";	3337	warn "finished reloading resource files\n";
3170	}
3171
3172	sub init {
3173	reload_resources;
3174	}	3338	}
3175		3339
3176	sub reload_config {	3340	sub reload_config {
3177	open my $fh, "<:utf8", "$CONFDIR/config"	3341	open my $fh, "<:utf8", "$CONFDIR/config"
3178	or return;	3342	or return;
3179		3343
3180	local $/;	3344	local $/;
3181	*CFG = YAML::Syck::Load <$fh>;	3345	*CFG = YAML::Load <$fh>;
3182		3346
3183	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3347	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3184		3348
3185	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3349	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3186	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3350	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3192	};	3356	};
3193	warn $@ if $@;	3357	warn $@ if $@;
3194	}	3358	}
3195	}	3359	}
3196		3360
		3361	sub pidfile() {
		3362	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3363	or die "$PIDFILE: $!";
		3364	flock $fh, &Fcntl::LOCK_EX
		3365	or die "$PIDFILE: flock: $!";
		3366	$fh
		3367	}
		3368
		3369	# make sure only one server instance is running at any one time
		3370	sub atomic {
		3371	my $fh = pidfile;
		3372
		3373	my $pid = <$fh>;
		3374	kill 9, $pid if $pid > 0;
		3375
		3376	seek $fh, 0, 0;
		3377	print $fh $$;
		3378	}
		3379
3197	sub main {	3380	sub main {
		3381	cf::init_globals; # initialise logging
		3382
		3383	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3384	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3385	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3386	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3387
		3388	cf::init_experience;
		3389	cf::init_anim;
		3390	cf::init_attackmess;
		3391	cf::init_dynamic;
		3392
		3393	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3394
3198	# we must not ever block the main coroutine	3395	# we must not ever block the main coroutine
3199	local $Coro::idle = sub {	3396	local $Coro::idle = sub {
3200	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3397	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3201	(async {	3398	(async {
3202	$Coro::current->{desc} = "IDLE BUG HANDLER";	3399	$Coro::current->{desc} = "IDLE BUG HANDLER";
3203	Event::one_event;	3400	EV::loop EV::LOOP_ONESHOT;
3204	})->prio (Coro::PRIO_MAX);	3401	})->prio (Coro::PRIO_MAX);
3205	};	3402	};
3206		3403
		3404	evthread_start IO::AIO::poll_fileno;
		3405
		3406	cf::sync_job {
		3407	reload_resources;
3207	reload_config;	3408	reload_config;
3208	db_init;	3409	db_init;
		3410
		3411	cf::load_settings;
		3412	cf::load_materials;
		3413	cf::init_uuid;
		3414	cf::init_signals;
		3415	cf::init_commands;
		3416	cf::init_skills;
		3417
		3418	cf::init_beforeplay;
		3419
		3420	atomic;
		3421
3209	load_extensions;	3422	load_extensions;
3210		3423
3211	$TICK_WATCHER->start;	3424	utime time, time, $RUNTIMEFILE;
		3425
		3426	# no (long-running) fork's whatsoever before this point(!)
		3427	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3428
		3429	(pop @POST_INIT)->(0) while @POST_INIT;
		3430	};
		3431
3212	Event::loop;	3432	EV::loop;
3213	}	3433	}
3214		3434
3215	#############################################################################	3435	#############################################################################
3216	# initialisation and cleanup	3436	# initialisation and cleanup
3217		3437
3218	# install some emergency cleanup handlers	3438	# install some emergency cleanup handlers
3219	BEGIN {	3439	BEGIN {
		3440	our %SIGWATCHER = ();
3220	for my $signal (qw(INT HUP TERM)) {	3441	for my $signal (qw(INT HUP TERM)) {
3221	Event->signal (	3442	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3222	reentrant => 0,
3223	data => WF_AUTOCANCEL,
3224	signal => $signal,
3225	prio => 0,
3226	cb => sub {
3227	cf::cleanup "SIG$signal";	3443	cf::cleanup "SIG$signal";
3228	},
3229	);	3444	};
3230	}	3445	}
3231	}	3446	}
3232		3447
3233	sub write_runtime {	3448	sub write_runtime_sync {
3234	my $runtime = "$LOCALDIR/runtime";
3235
3236	# first touch the runtime file to show we are still running:	3449	# first touch the runtime file to show we are still running:
3237	# the fsync below can take a very very long time.	3450	# the fsync below can take a very very long time.
3238		3451
3239	IO::AIO::aio_utime $runtime, undef, undef;	3452	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3240		3453
3241	my $guard = cf::lock_acquire "write_runtime";	3454	my $guard = cf::lock_acquire "write_runtime";
3242		3455
3243	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3456	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3244	or return;	3457	or return;
3245		3458
3246	my $value = $cf::RUNTIME + 90 + 10;	3459	my $value = $cf::RUNTIME + 90 + 10;
3247	# 10 is the runtime save interval, for a monotonic clock	3460	# 10 is the runtime save interval, for a monotonic clock
3248	# 60 allows for the watchdog to kill the server.	3461	# 60 allows for the watchdog to kill the server.
…		…
3258	aio_utime $fh, undef, undef;	3471	aio_utime $fh, undef, undef;
3259		3472
3260	close $fh	3473	close $fh
3261	or return;	3474	or return;
3262		3475
3263	aio_rename "$runtime~", $runtime	3476	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3264	and return;	3477	and return;
3265		3478
3266	warn "runtime file written.\n";	3479	warn "runtime file written.\n";
3267		3480
3268	1	3481	1
		3482	}
		3483
		3484	our $uuid_lock;
		3485	our $uuid_skip;
		3486
		3487	sub write_uuid_sync($) {
		3488	$uuid_skip ||= $_[0];
		3489
		3490	return if $uuid_lock;
		3491	local $uuid_lock = 1;
		3492
		3493	my $uuid = "$LOCALDIR/uuid";
		3494
		3495	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3496	or return;
		3497
		3498	my $value = uuid_seq uuid_cur;
		3499
		3500	unless ($value) {
		3501	warn "cowardly refusing to write zero uuid value!\n";
		3502	return;
		3503	}
		3504
		3505	my $value = uuid_str $value + $uuid_skip;
		3506	$uuid_skip = 0;
		3507
		3508	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3509	and return;
		3510
		3511	# always fsync - this file is important
		3512	aio_fsync $fh
		3513	and return;
		3514
		3515	close $fh
		3516	or return;
		3517
		3518	aio_rename "$uuid~", $uuid
		3519	and return;
		3520
		3521	warn "uuid file written ($value).\n";
		3522
		3523	1
		3524
		3525	}
		3526
		3527	sub write_uuid($$) {
		3528	my ($skip, $sync) = @_;
		3529
		3530	$sync ? write_uuid_sync $skip
		3531	: async { write_uuid_sync $skip };
3269	}	3532	}
3270		3533
3271	sub emergency_save() {	3534	sub emergency_save() {
3272	my $freeze_guard = cf::freeze_mainloop;	3535	my $freeze_guard = cf::freeze_mainloop;
3273		3536
3274	warn "enter emergency perl save\n";	3537	warn "emergency_perl_save: enter\n";
3275		3538
3276	cf::sync_job {	3539	cf::sync_job {
		3540	# this is a trade-off: we want to be very quick here, so
		3541	# save all maps without fsync, and later call a global sync
		3542	# (which in turn might be very very slow)
		3543	local $USE_FSYNC = 0;
		3544
3277	# use a peculiar iteration method to avoid tripping on perl	3545	# use a peculiar iteration method to avoid tripping on perl
3278	# refcount bugs in for. also avoids problems with players	3546	# refcount bugs in for. also avoids problems with players
3279	# and maps saved/destroyed asynchronously.	3547	# and maps saved/destroyed asynchronously.
3280	warn "begin emergency player save\n";	3548	warn "emergency_perl_save: begin player save\n";
3281	for my $login (keys %cf::PLAYER) {	3549	for my $login (keys %cf::PLAYER) {
3282	my $pl = $cf::PLAYER{$login} or next;	3550	my $pl = $cf::PLAYER{$login} or next;
3283	$pl->valid or next;	3551	$pl->valid or next;
		3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284	$pl->save;	3553	$pl->save;
3285	}	3554	}
3286	warn "end emergency player save\n";	3555	warn "emergency_perl_save: end player save\n";
3287		3556
3288	warn "begin emergency map save\n";	3557	warn "emergency_perl_save: begin map save\n";
3289	for my $path (keys %cf::MAP) {	3558	for my $path (keys %cf::MAP) {
3290	my $map = $cf::MAP{$path} or next;	3559	my $map = $cf::MAP{$path} or next;
3291	$map->valid or next;	3560	$map->valid or next;
3292	$map->save;	3561	$map->save;
3293	}	3562	}
3294	warn "end emergency map save\n";	3563	warn "emergency_perl_save: end map save\n";
3295		3564
3296	warn "begin emergency database checkpoint\n";	3565	warn "emergency_perl_save: begin database checkpoint\n";
3297	BDB::db_env_txn_checkpoint $DB_ENV;	3566	BDB::db_env_txn_checkpoint $DB_ENV;
3298	warn "end emergency database checkpoint\n";	3567	warn "emergency_perl_save: end database checkpoint\n";
		3568
		3569	warn "emergency_perl_save: begin write uuid\n";
		3570	write_uuid_sync 1;
		3571	warn "emergency_perl_save: end write uuid\n";
3299	};	3572	};
3300		3573
		3574	warn "emergency_perl_save: starting sync()\n";
		3575	IO::AIO::aio_sync sub {
		3576	warn "emergency_perl_save: finished sync()\n";
		3577	};
		3578
3301	warn "leave emergency perl save\n";	3579	warn "emergency_perl_save: leave\n";
3302	}	3580	}
3303		3581
3304	sub post_cleanup {	3582	sub post_cleanup {
3305	my ($make_core) = @_;	3583	my ($make_core) = @_;
3306		3584
3307	warn Carp::longmess "post_cleanup backtrace"	3585	warn Carp::longmess "post_cleanup backtrace"
3308	if $make_core;	3586	if $make_core;
		3587
		3588	my $fh = pidfile;
		3589	unlink $PIDFILE if <$fh> == $$;
		3590	}
		3591
		3592	# a safer delete_package, copied from Symbol
		3593	sub clear_package($) {
		3594	my $pkg = shift;
		3595
		3596	# expand to full symbol table name if needed
		3597	unless ($pkg =~ /^main::.*::$/) {
		3598	$pkg = "main$pkg" if $pkg =~ /^::/;
		3599	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3600	$pkg .= '::' unless $pkg =~ /::$/;
		3601	}
		3602
		3603	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3604	my $stem_symtab = *{$stem}{HASH};
		3605
		3606	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3607	or return;
		3608
		3609	# clear all symbols
		3610	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3611	for my $name (keys %$leaf_symtab) {
		3612	_gv_clear *{"$pkg$name"};
		3613	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3614	}
		3615	warn "cleared package $pkg\n";#d#
3309	}	3616	}
3310		3617
3311	sub do_reload_perl() {	3618	sub do_reload_perl() {
3312	# can/must only be called in main	3619	# can/must only be called in main
3313	if ($Coro::current != $Coro::main) {	3620	if ($Coro::current != $Coro::main) {
3314	warn "can only reload from main coroutine";	3621	warn "can only reload from main coroutine";
3315	return;	3622	return;
3316	}	3623	}
3317		3624
		3625	return if $RELOAD++;
		3626
		3627	my $t1 = EV::time;
		3628
		3629	while ($RELOAD) {
3318	warn "reloading...";	3630	warn "reloading...";
3319		3631
3320	warn "entering sync_job";	3632	warn "entering sync_job";
3321		3633
3322	cf::sync_job {	3634	cf::sync_job {
3323	cf::write_runtime; # external watchdog should not bark	3635	cf::write_runtime_sync; # external watchdog should not bark
3324	cf::emergency_save;	3636	cf::emergency_save;
3325	cf::write_runtime; # external watchdog should not bark	3637	cf::write_runtime_sync; # external watchdog should not bark
3326		3638
3327	warn "syncing database to disk";	3639	warn "syncing database to disk";
3328	BDB::db_env_txn_checkpoint $DB_ENV;	3640	BDB::db_env_txn_checkpoint $DB_ENV;
3329		3641
3330	# if anything goes wrong in here, we should simply crash as we already saved	3642	# if anything goes wrong in here, we should simply crash as we already saved
3331		3643
3332	warn "cancelling all WF_AUTOCANCEL watchers";
3333	for (Event::all_watchers) {
3334	$_->cancel if $_->data & WF_AUTOCANCEL;
3335	}
3336
3337	warn "flushing outstanding aio requests";	3644	warn "flushing outstanding aio requests";
3338	for (;;) {
3339	BDB::flush;
3340	IO::AIO::flush;
3341	Coro::cede;
3342	last unless IO::AIO::nreqs || BDB::nreqs;	3645	while (IO::AIO::nreqs || BDB::nreqs) {
3343	warn "iterate...";	3646	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3344	}
3345
3346	++$RELOAD;
3347
3348	warn "cancelling all extension coros";
3349	$_->cancel for values %EXT_CORO;
3350	%EXT_CORO = ();
3351
3352	warn "removing commands";
3353	%COMMAND = ();
3354
3355	warn "removing ext/exti commands";
3356	%EXTCMD = ();
3357	%EXTICMD = ();
3358
3359	warn "unloading/nuking all extensions";
3360	for my $pkg (@EXTS) {
3361	warn "... unloading $pkg";
3362
3363	if (my $cb = $pkg->can ("unload")) {
3364	eval {
3365	$cb->($pkg);
3366	1
3367	} or warn "$pkg unloaded, but with errors: $@";
3368	}	3647	}
3369		3648
3370	warn "... nuking $pkg";	3649	warn "cancelling all extension coros";
3371	Symbol::delete_package $pkg;	3650	$_->cancel for values %EXT_CORO;
3372	}	3651	%EXT_CORO = ();
3373		3652
3374	warn "unloading all perl modules loaded from $LIBDIR";	3653	warn "removing commands";
3375	while (my ($k, $v) = each %INC) {	3654	%COMMAND = ();
3376	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3377		3655
		3656	warn "removing ext/exti commands";
		3657	%EXTCMD = ();
		3658	%EXTICMD = ();
		3659
		3660	warn "unloading/nuking all extensions";
		3661	for my $pkg (@EXTS) {
3378	warn "... unloading $k";	3662	warn "... unloading $pkg";
3379	delete $INC{$k};
3380		3663
3381	$k =~ s/\.pm$//;
3382	$k =~ s/\//::/g;
3383
3384	if (my $cb = $k->can ("unload_module")) {	3664	if (my $cb = $pkg->can ("unload")) {
		3665	eval {
3385	$cb->();	3666	$cb->($pkg);
		3667	1
		3668	} or warn "$pkg unloaded, but with errors: $@";
		3669	}
		3670
		3671	warn "... clearing $pkg";
		3672	clear_package $pkg;
3386	}	3673	}
3387		3674
3388	Symbol::delete_package $k;	3675	warn "unloading all perl modules loaded from $LIBDIR";
		3676	while (my ($k, $v) = each %INC) {
		3677	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3678
		3679	warn "... unloading $k";
		3680	delete $INC{$k};
		3681
		3682	$k =~ s/\.pm$//;
		3683	$k =~ s/\//::/g;
		3684
		3685	if (my $cb = $k->can ("unload_module")) {
		3686	$cb->();
		3687	}
		3688
		3689	clear_package $k;
3389	}	3690	}
3390		3691
3391	warn "getting rid of safe::, as good as possible";	3692	warn "getting rid of safe::, as good as possible";
3392	Symbol::delete_package "safe::$_"	3693	clear_package "safe::$_"
3393	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3694	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3394		3695
3395	warn "unloading cf.pm \"a bit\"";	3696	warn "unloading cf.pm \"a bit\"";
3396	delete $INC{"cf.pm"};	3697	delete $INC{"cf.pm"};
3397	delete $INC{"cf/pod.pm"};	3698	delete $INC{"cf/pod.pm"};
3398		3699
3399	# don't, removes xs symbols, too,	3700	# don't, removes xs symbols, too,
3400	# and global variables created in xs	3701	# and global variables created in xs
3401	#Symbol::delete_package __PACKAGE__;	3702	#clear_package __PACKAGE__;
3402		3703
3403	warn "unload completed, starting to reload now";	3704	warn "unload completed, starting to reload now";
3404		3705
3405	warn "reloading cf.pm";	3706	warn "reloading cf.pm";
3406	require cf;	3707	require cf;
3407	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3708	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3408		3709
3409	warn "loading config and database again";	3710	warn "loading config and database again";
3410	cf::reload_config;	3711	cf::reload_config;
3411		3712
3412	warn "loading extensions";	3713	warn "loading extensions";
3413	cf::load_extensions;	3714	cf::load_extensions;
3414		3715
		3716	if ($REATTACH_ON_RELOAD) {
3415	warn "reattaching attachments to objects/players";	3717	warn "reattaching attachments to objects/players";
3416	_global_reattach; # objects, sockets	3718	_global_reattach; # objects, sockets
3417	warn "reattaching attachments to maps";	3719	warn "reattaching attachments to maps";
3418	reattach $_ for values %MAP;	3720	reattach $_ for values %MAP;
3419	warn "reattaching attachments to players";	3721	warn "reattaching attachments to players";
3420	reattach $_ for values %PLAYER;	3722	reattach $_ for values %PLAYER;
		3723	}
3421		3724
		3725	warn "running post_init jobs";
		3726	(pop @POST_INIT)->(1) while @POST_INIT;
		3727
3422	warn "leaving sync_job";	3728	warn "leaving sync_job";
3423		3729
3424	1	3730	1
3425	} or do {	3731	} or do {
3426	warn $@;	3732	warn $@;
3427	warn "error while reloading, exiting.";	3733	cf::cleanup "error while reloading, exiting.";
3428	exit 1;
3429	};	3734	};
3430		3735
3431	warn "reloaded";	3736	warn "reloaded";
		3737	--$RELOAD;
		3738	}
		3739
		3740	$t1 = EV::time - $t1;
		3741	warn "reload completed in ${t1}s\n";
3432	};	3742	};
3433		3743
3434	our $RELOAD_WATCHER; # used only during reload	3744	our $RELOAD_WATCHER; # used only during reload
3435		3745
3436	sub reload_perl() {	3746	sub reload_perl() {
3437	# doing reload synchronously and two reloads happen back-to-back,	3747	# doing reload synchronously and two reloads happen back-to-back,
3438	# coro crashes during coro_state_free->destroy here.	3748	# coro crashes during coro_state_free->destroy here.
3439		3749
3440	$RELOAD_WATCHER ||= Event->timer (	3750	$RELOAD_WATCHER ||= cf::async {
3441	reentrant => 0,	3751	Coro::AIO::aio_wait cache_extensions;
3442	after => 0,	3752
3443	data => WF_AUTOCANCEL,	3753	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3444	cb => sub {
3445	do_reload_perl;	3754	do_reload_perl;
3446	undef $RELOAD_WATCHER;	3755	undef $RELOAD_WATCHER;
3447	},	3756	};
3448	);	3757	};
3449	}	3758	}
3450		3759
3451	register_command "reload" => sub {	3760	register_command "reload" => sub {
3452	my ($who, $arg) = @_;	3761	my ($who, $arg) = @_;
3453		3762
…		…
3466		3775
3467	our @WAIT_FOR_TICK;	3776	our @WAIT_FOR_TICK;
3468	our @WAIT_FOR_TICK_BEGIN;	3777	our @WAIT_FOR_TICK_BEGIN;
3469		3778
3470	sub wait_for_tick {	3779	sub wait_for_tick {
3471	return unless $TICK_WATCHER->is_active;
3472	return if $Coro::current == $Coro::main;	3780	return if tick_inhibit || $Coro::current == $Coro::main;
3473		3781
3474	my $signal = new Coro::Signal;	3782	my $signal = new Coro::Signal;
3475	push @WAIT_FOR_TICK, $signal;	3783	push @WAIT_FOR_TICK, $signal;
3476	$signal->wait;	3784	$signal->wait;
3477	}	3785	}
3478		3786
3479	sub wait_for_tick_begin {	3787	sub wait_for_tick_begin {
3480	return unless $TICK_WATCHER->is_active;
3481	return if $Coro::current == $Coro::main;	3788	return if tick_inhibit || $Coro::current == $Coro::main;
3482		3789
3483	my $signal = new Coro::Signal;	3790	my $signal = new Coro::Signal;
3484	push @WAIT_FOR_TICK_BEGIN, $signal;	3791	push @WAIT_FOR_TICK_BEGIN, $signal;
3485	$signal->wait;	3792	$signal->wait;
3486	}	3793	}
3487		3794
3488	$TICK_WATCHER = Event->timer (	3795	sub tick {
3489	reentrant => 0,
3490	parked => 1,
3491	prio => 0,
3492	at => $NEXT_TICK || $TICK,
3493	data => WF_AUTOCANCEL,
3494	cb => sub {
3495	if ($Coro::current != $Coro::main) {	3796	if ($Coro::current != $Coro::main) {
3496	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3797	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497	unless ++$bug_warning > 10;	3798	unless ++$bug_warning > 10;
3498	return;	3799	return;
3499	}	3800	}
3500		3801
3501	$NOW = $tick_start = Event::time;
3502
3503	cf::server_tick; # one server iteration	3802	cf::server_tick; # one server iteration
3504		3803
3505	$RUNTIME += $TICK;
3506	$NEXT_TICK += $TICK;
3507
3508	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3804	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509	$NEXT_RUNTIME_WRITE = $NOW + 10;	3805	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510	Coro::async_pool {	3806	Coro::async_pool {
3511	$Coro::current->{desc} = "runtime saver";	3807	$Coro::current->{desc} = "runtime saver";
3512	write_runtime	3808	write_runtime_sync
3513	or warn "ERROR: unable to write runtime file: $!";	3809	or warn "ERROR: unable to write runtime file: $!";
3514	};
3515	}	3810	};
		3811	}
3516		3812
3517	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3813	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518	$sig->send;	3814	$sig->send;
3519	}	3815	}
3520	while (my $sig = shift @WAIT_FOR_TICK) {	3816	while (my $sig = shift @WAIT_FOR_TICK) {
3521	$sig->send;	3817	$sig->send;
3522	}	3818	}
3523		3819
3524	$NOW = Event::time;	3820	$LOAD = ($NOW - $TICK_START) / $TICK;
3525
3526	# if we are delayed by four ticks or more, skip them all
3527	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529	$TICK_WATCHER->at ($NEXT_TICK);
3530	$TICK_WATCHER->start;
3531
3532	$LOAD = ($NOW - $tick_start) / $TICK;
3533	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3821	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534		3822
3535	_post_tick;	3823	if (0) {
		3824	if ($NEXT_TICK) {
		3825	my $jitter = $TICK_START - $NEXT_TICK;
		3826	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3827	warn "jitter $JITTER\n";#d#
		3828	}
3536	},	3829	}
3537	);	3830	}
3538		3831
3539	{	3832	{
		3833	# configure BDB
		3834
3540	BDB::min_parallel 8;	3835	BDB::min_parallel 8;
3541	BDB::max_poll_time $TICK * 0.1;	3836	BDB::max_poll_reqs $TICK * 0.1;
3542	$BDB_POLL_WATCHER = Event->io (	3837	$AnyEvent::BDB::WATCHER->priority (1);
3543	reentrant => 0,
3544	fd => BDB::poll_fileno,
3545	poll => 'r',
3546	prio => 0,
3547	data => WF_AUTOCANCEL,
3548	cb => \&BDB::poll_cb,
3549	);
3550
3551	BDB::set_sync_prepare {
3552	my $status;
3553	my $current = $Coro::current;
3554	(
3555	sub {
3556	$status = $!;
3557	$current->ready; undef $current;
3558	},
3559	sub {
3560	Coro::schedule while defined $current;
3561	$! = $status;
3562	},
3563	)
3564	};
3565		3838
3566	unless ($DB_ENV) {	3839	unless ($DB_ENV) {
3567	$DB_ENV = BDB::db_env_create;	3840	$DB_ENV = BDB::db_env_create;
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3841	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3569	| BDB::LOG_AUTOREMOVE, 1);	3842	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3843	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3570	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3844	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3571	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3845	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3572		3846
3573	cf::sync_job {	3847	cf::sync_job {
3574	eval {	3848	eval {
…		…
3584		3858
3585	cf::cleanup "db_env_open(db): $@" if $@;	3859	cf::cleanup "db_env_open(db): $@" if $@;
3586	};	3860	};
3587	}	3861	}
3588		3862
3589	$BDB_DEADLOCK_WATCHER = Event->timer (	3863	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590	after => 3,
3591	interval => 1,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3864	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3597	},
3598	);	3865	};
3599	$BDB_CHECKPOINT_WATCHER = Event->timer (	3866	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600	after => 11,
3601	interval => 60,
3602	hard => 1,
3603	prio => 0,
3604	data => WF_AUTOCANCEL,
3605	cb => sub {
3606	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3867	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607	},
3608	);	3868	};
3609	$BDB_TRICKLE_WATCHER = Event->timer (	3869	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610	after => 5,
3611	interval => 10,
3612	hard => 1,
3613	prio => 0,
3614	data => WF_AUTOCANCEL,
3615	cb => sub {
3616	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3870	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617	},
3618	);	3871	};
3619	}	3872	}
3620		3873
3621	{	3874	{
		3875	# configure IO::AIO
		3876
3622	IO::AIO::min_parallel 8;	3877	IO::AIO::min_parallel 8;
3623
3624	undef $Coro::AIO::WATCHER;
3625	IO::AIO::max_poll_time $TICK * 0.1;	3878	IO::AIO::max_poll_time $TICK * 0.1;
3626	$AIO_POLL_WATCHER = Event->io (	3879	undef $AnyEvent::AIO::WATCHER;
3627	reentrant => 0,
3628	data => WF_AUTOCANCEL,
3629	fd => IO::AIO::poll_fileno,
3630	poll => 'r',
3631	prio => 0,
3632	cb => \&IO::AIO::poll_cb,
3633	);
3634	}	3880	}
3635		3881
3636	my $_log_backtrace;	3882	my $_log_backtrace;
3637		3883
3638	sub _log_backtrace {	3884	sub _log_backtrace {
…		…
3641	$msg =~ s/\n//;	3887	$msg =~ s/\n//;
3642		3888
3643	# limit the # of concurrent backtraces	3889	# limit the # of concurrent backtraces
3644	if ($_log_backtrace < 2) {	3890	if ($_log_backtrace < 2) {
3645	++$_log_backtrace;	3891	++$_log_backtrace;
		3892	my $perl_bt = Carp::longmess $msg;
3646	async {	3893	async {
3647	$Coro::current->{desc} = "abt $msg";	3894	$Coro::current->{desc} = "abt $msg";
3648		3895
3649	my @bt = fork_call {	3896	my @bt = fork_call {
3650	@addr = map { sprintf "%x", $_ } @addr;	3897	@addr = map { sprintf "%x", $_ } @addr;
…		…
3661	}	3908	}
3662		3909
3663	@funcs	3910	@funcs
3664	};	3911	};
3665		3912
3666	LOG llevInfo, "[ABT] $msg\n";	3913	LOG llevInfo, "[ABT] $perl_bt\n";
		3914	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3667	LOG llevInfo, "[ABT] $_\n" for @bt;	3915	LOG llevInfo, "[ABT] $_\n" for @bt;
3668	--$_log_backtrace;	3916	--$_log_backtrace;
3669	};	3917	};
3670	} else {	3918	} else {
3671	LOG llevInfo, "[ABT] $msg\n";	3919	LOG llevInfo, "[ABT] $msg\n";

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