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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.378 by root, Thu Oct 4 11:36:54 2007 UTC vs.
Revision 1.478 by root, Thu Sep 17 01:57:31 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 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		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
63		93
64	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	95	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
75		109
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	112	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		114
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	115	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	116	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	118	our $DB_ENV;
89		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
		121
90	our %CFG;	122	our %CFG;
91		123
92	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
94		127
95	our (%PLAYER, %PLAYER_LOADING); # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
98		131
99	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		134
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
105		144
106	binmode STDOUT;	145	binmode STDOUT;
107	binmode STDERR;	146	binmode STDERR;
108		147
109	# read virtual server time, if available	148	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
114	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
115		156
116	mkdir $_	157	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		159
119	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
162		203
163	The raw value load value from the last tick.	204	The raw value load value from the last tick.
164		205
165	=item %cf::CFG	206	=item %cf::CFG
166		207
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	209	from wherever your confdir points to.
169		210
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		212
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
181		222
182	=back	223	=back
183		224
184	=cut	225	=cut
185		226
186	BEGIN {	227	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	228	my $msg = join "", @_;
189		229
190	$msg .= "\n"	230	$msg .= "\n"
191	unless $msg =~ /\n$/;	231	unless $msg =~ /\n$/;
192		232
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	233	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		234
195	LOG llevError, $msg;	235	LOG llevError, $msg;
196	};	236	};
197	}	237
		238	$Coro::State::DIEHOOK = sub {
		239	return unless $^S eq 0; # "eq", not "=="
		240
		241	warn Carp::longmess $_[0];
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	Coro::terminate
		250	};
198		251
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	252	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	253	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	254	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	255	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	262	for my $pkg (qw(
210	cf::global cf::attachable	263	cf::global cf::attachable
211	cf::object cf::object::player	264	cf::object cf::object::player
212	cf::client cf::player	265	cf::client cf::player
213	cf::arch cf::living	266	cf::arch cf::living
		267	cf::map cf::mapspace
214	cf::map cf::party cf::region	268	cf::party cf::region
215	)) {	269	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	270	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	271	}
219		272
220	$Event::DIED = sub {	273	$EV::DIED = sub {
221	warn "error in event callback: @_";	274	warn "error in event callback: @_";
222	};	275	};
223		276
224	#############################################################################	277	#############################################################################
225		278
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	301	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	302	$d
250	} || "[unable to dump $_[0]: '$@']";	303	} || "[unable to dump $_[0]: '$@']";
251	}	304	}
252		305
253	=item $ref = cf::from_json $json	306	=item $ref = cf::decode_json $json
254		307
255	Converts a JSON string into the corresponding perl data structure.	308	Converts a JSON string into the corresponding perl data structure.
256		309
257	=item $json = cf::to_json $ref	310	=item $json = cf::encode_json $ref
258		311
259	Converts a perl data structure into its JSON representation.	312	Converts a perl data structure into its JSON representation.
260		313
261	=cut	314	=cut
262		315
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	316	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		317
265	sub to_json ($) { $json_coder->encode ($_[0]) }	318	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	319	sub decode_json($) { $json_coder->decode ($_[0]) }
		320
		321	=item cf::post_init { BLOCK }
		322
		323	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		324	but I<before> the server starts ticking again.
		325
		326	The cdoeblock will have a single boolean argument to indicate whether this
		327	is a reload or not.
		328
		329	=cut
		330
		331	sub post_init(&) {
		332	push @POST_INIT, shift;
		333	}
267		334
268	=item cf::lock_wait $string	335	=item cf::lock_wait $string
269		336
270	Wait until the given lock is available. See cf::lock_acquire.	337	Wait until the given lock is available. See cf::lock_acquire.
271		338
272	=item my $lock = cf::lock_acquire $string	339	=item my $lock = cf::lock_acquire $string
273		340
274	Wait until the given lock is available and then acquires it and returns	341	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,	342	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	343	for example when the coroutine gets canceled), the lock is automatically
277	returned.	344	returned.
278		345
279	Locks are *not* recursive, locking from the same coro twice results in a	346	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	347	deadlocked coro.
…		…
286		353
287	Return true if the lock is currently active, i.e. somebody has locked it.	354	Return true if the lock is currently active, i.e. somebody has locked it.
288		355
289	=cut	356	=cut
290		357
291	our %LOCK;	358	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		359
294	sub lock_wait($) {	360	sub lock_wait($) {
295	my ($key) = @_;	361	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	362	}
308		363
309	sub lock_acquire($) {	364	sub lock_acquire($) {
310	my ($key) = @_;	365	$LOCKS->guard ($_[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	}	366	}
324		367
325	sub lock_active($) {	368	sub lock_active($) {
326	my ($key) = @_;	369	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	370	}
330		371
331	sub freeze_mainloop {	372	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	373	tick_inhibit_inc;
333		374
334	my $guard = Coro::guard {	375	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	376	}
336	};	377
337	$TICK_WATCHER->stop;	378	=item cf::periodic $interval, $cb
338	$guard	379
		380	Like EV::periodic, but randomly selects a starting point so that the actions
		381	get spread over timer.
		382
		383	=cut
		384
		385	sub periodic($$) {
		386	my ($interval, $cb) = @_;
		387
		388	my $start = rand List::Util::min 180, $interval;
		389
		390	EV::periodic $start, $interval, 0, $cb
339	}	391	}
340		392
341	=item cf::get_slot $time[, $priority[, $name]]	393	=item cf::get_slot $time[, $priority[, $name]]
342		394
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	395	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
373	}	425	}
374	}	426	}
375	}	427	}
376		428
377	if (@SLOT_QUEUE) {	429	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	430	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	431	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	432	$signal->wait;
381	} else {	433	} else {
382	Coro::schedule;	434	Coro::schedule;
383	}	435	}
384	}	436	}
385	};	437	};
386		438
387	sub get_slot($;$$) {	439	sub get_slot($;$$) {
		440	return if tick_inhibit || $Coro::current == $Coro::main;
		441
388	my ($time, $pri, $name) = @_;	442	my ($time, $pri, $name) = @_;
389		443
390	$time = $TICK * .6 if $time > $TICK * .6;	444	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	445	my $sig = new Coro::Signal;
392		446
…		…
406		460
407	BEGIN { *async = \&Coro::async_pool }	461	BEGIN { *async = \&Coro::async_pool }
408		462
409	=item cf::sync_job { BLOCK }	463	=item cf::sync_job { BLOCK }
410		464
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	465	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	466	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	467	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	468	acceptable.
415		469
416	If it must be done, put the blocking parts into C<sync_job>. This will run	470	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	471	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		476
423	sub sync_job(&) {	477	sub sync_job(&) {
424	my ($job) = @_;	478	my ($job) = @_;
425		479
426	if ($Coro::current == $Coro::main) {	480	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	481	my $time = EV::time;
428		482
429	# this is the main coro, too bad, we have to block	483	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	484	# till the operation succeeds, freezing the server :/
431		485
432	# TODO: use suspend/resume instead	486	LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	487
434	my $freeze_guard = freeze_mainloop;	488	my $freeze_guard = freeze_mainloop;
435		489
436	my $busy = 1;	490	my $busy = 1;
437	my @res;	491	my @res;
438		492
…		…
442	warn $@ if $@;	496	warn $@ if $@;
443	undef $busy;	497	undef $busy;
444	})->prio (Coro::PRIO_MAX);	498	})->prio (Coro::PRIO_MAX);
445		499
446	while ($busy) {	500	while ($busy) {
447	Coro::cede or Event::one_event;	501	if (Coro::nready) {
		502	Coro::cede_notself;
		503	} else {
		504	EV::loop EV::LOOP_ONESHOT;
448	}	505	}
		506	}
449		507
450	$time = Event::time - $time;	508	my $time = EV::time - $time;
451		509
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	510	$TICK_START += $time; # do not account sync jobs to server load
456		511
457	wantarray ? @res : $res[0]	512	wantarray ? @res : $res[0]
458	} else {	513	} else {
459	# we are in another coroutine, how wonderful, everything just works	514	# we are in another coroutine, how wonderful, everything just works
460		515
…		…
485	=item fork_call { }, $args	540	=item fork_call { }, $args
486		541
487	Executes the given code block with the given arguments in a seperate	542	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	543	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	544	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	545	never block itself or use any form of event handling.
491		546
492	=cut	547	=cut
493		548
494	sub fork_call(&@) {	549	sub fork_call(&@) {
495	my ($cb, @args) = @_;	550	my ($cb, @args) = @_;
…		…
502	reset_signals;	557	reset_signals;
503	&$cb	558	&$cb
504	}, @args;	559	}, @args;
505		560
506	wantarray ? @res : $res[-1]	561	wantarray ? @res : $res[-1]
		562	}
		563
		564	=item $coin = coin_from_name $name
		565
		566	=cut
		567
		568	our %coin_alias = (
		569	"silver" => "silvercoin",
		570	"silvercoin" => "silvercoin",
		571	"silvercoins" => "silvercoin",
		572	"gold" => "goldcoin",
		573	"goldcoin" => "goldcoin",
		574	"goldcoins" => "goldcoin",
		575	"platinum" => "platinacoin",
		576	"platinumcoin" => "platinacoin",
		577	"platinumcoins" => "platinacoin",
		578	"platina" => "platinacoin",
		579	"platinacoin" => "platinacoin",
		580	"platinacoins" => "platinacoin",
		581	"royalty" => "royalty",
		582	"royalties" => "royalty",
		583	);
		584
		585	sub coin_from_name($) {
		586	$coin_alias{$_[0]}
		587	? cf::arch::find $coin_alias{$_[0]}
		588	: undef
507	}	589	}
508		590
509	=item $value = cf::db_get $family => $key	591	=item $value = cf::db_get $family => $key
510		592
511	Returns a single value from the environment database.	593	Returns a single value from the environment database.
…		…
650		732
651	#############################################################################	733	#############################################################################
652		734
653	=head2 ATTACHABLE OBJECTS	735	=head2 ATTACHABLE OBJECTS
654		736
655	Many objects in crossfire are so-called attachable objects. That means you can	737	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")	738	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	739	to it. All such attachable objects support the following methods.
658		740
659	In the following description, CLASS can be any of C<global>, C<object>	741	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	742	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	743	Deliantra).
662		744
663	=over 4	745	=over 4
664		746
665	=item $attachable->attach ($attachment, key => $value...)	747	=item $attachable->attach ($attachment, key => $value...)
666		748
…		…
710	=item cf::CLASS::attachment $name, ...	792	=item cf::CLASS::attachment $name, ...
711		793
712	Register an attachment by C<$name> through which attachable objects of the	794	Register an attachment by C<$name> through which attachable objects of the
713	given CLASS can refer to this attachment.	795	given CLASS can refer to this attachment.
714		796
715	Some classes such as crossfire maps and objects can specify attachments	797	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.	798	that are attached at load/instantiate time, thus the need for a name.
717		799
718	These calls expect any number of the following handler/hook descriptions:	800	These calls expect any number of the following handler/hook descriptions:
719		801
720	=over 4	802	=over 4
…		…
948	}	1030	}
949		1031
950	0	1032	0
951	}	1033	}
952		1034
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1036
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1038
957	Generate an object-specific event with the given arguments.	1039	Generate an object-specific event with the given arguments.
958		1040
…		…
964		1046
965	=cut	1047	=cut
966		1048
967	#############################################################################	1049	#############################################################################
968	# object support	1050	# object support
969	#
970		1051
		1052	sub _object_equal($$);
		1053	sub _object_equal($$) {
		1054	my ($a, $b) = @_;
		1055
		1056	return 0 unless (ref $a) eq (ref $b);
		1057
		1058	if ("HASH" eq ref $a) {
		1059	my @ka = keys %$a;
		1060	my @kb = keys %$b;
		1061
		1062	return 0 if @ka != @kb;
		1063
		1064	for (0 .. $#ka) {
		1065	return 0 unless $ka[$_] eq $kb[$_];
		1066	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1067	}
		1068
		1069	} elsif ("ARRAY" eq ref $a) {
		1070
		1071	return 0 if @$a != @$b;
		1072
		1073	for (0 .. $#$a) {
		1074	return 0 unless _object_equal $a->[$_], $b->[$_];
		1075	}
		1076
		1077	} elsif ($a ne $b) {
		1078	return 0;
		1079	}
		1080
		1081	1
		1082	}
		1083
		1084	our $SLOW_MERGES;#d#
971	sub _can_merge {	1085	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1086	my ($ob1, $ob2) = @_;
973		1087
974	local $Storable::canonical = 1;	1088	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1089
978	$fob1 eq $fob2	1090	# we do the slow way here
		1091	return _object_equal $ob1, $ob2
979	}	1092	}
980		1093
981	sub reattach {	1094	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1095	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1096	my ($obj) = @_;
984		1097
		1098	# no longer needed after getting rid of delete_package?
985	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1099	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
986		1100
987	my $registry = $obj->registry;	1101	my $registry = $obj->registry;
988		1102
989	@$registry = ();	1103	@$registry = ();
990		1104
…		…
1005	cf::attachable->attach (	1119	cf::attachable->attach (
1006	prio => -1000000,	1120	prio => -1000000,
1007	on_instantiate => sub {	1121	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1122	my ($obj, $data) = @_;
1009		1123
1010	$data = from_json $data;	1124	$data = decode_json $data;
1011		1125
1012	for (@$data) {	1126	for (@$data) {
1013	my ($name, $args) = @$_;	1127	my ($name, $args) = @$_;
1014		1128
1015	$obj->attach ($name, %{$args || {} });	1129	$obj->attach ($name, %{$args || {} });
…		…
1036	utf8::decode (my $decname = $filename);	1150	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1151	warn sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1152	$decname, length $$rdata, scalar @$objs;
1039		1153
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1154	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1155	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1156	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1157	if ($cf::USE_FSYNC) {
		1158	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1159	aio_fsync $fh;
		1160	}
1044	close $fh;	1161	aio_close $fh;
1045		1162
1046	if (@$objs) {	1163	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1164	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1165	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1166	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1167	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1168	if ($cf::USE_FSYNC) {
		1169	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1170	aio_fsync $fh;
		1171	}
1052	close $fh;	1172	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1173	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1174	}
1055	} else {	1175	} else {
1056	aio_unlink "$filename.pst";	1176	aio_unlink "$filename.pst";
1057	}	1177	}
1058		1178
1059	aio_rename "$filename~", $filename;	1179	aio_rename "$filename~", $filename;
		1180
		1181	$filename =~ s%/[^/]+$%%;
		1182	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1183	} else {
1061	warn "FATAL: $filename~: $!\n";	1184	warn "unable to save objects: $filename~: $!\n";
1062	}	1185	}
1063	} else {	1186	} else {
1064	aio_unlink $filename;	1187	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1066	}	1189	}
…		…
1085		1208
1086	unless (aio_stat "$filename.pst") {	1209	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1210	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1211	or return;
1089		1212
1090	$av = eval { (Storable::thaw $av)->{objs} };	1213	my $st = eval { Coro::Storable::thaw $av };
		1214	$av = $st->{objs};
1091	}	1215	}
1092		1216
1093	utf8::decode (my $decname = $filename);	1217	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1218	warn sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1219	$decname, length $data, scalar @{$av || []};
…		…
1156	my ($name, $cb) = @_;	1280	my ($name, $cb) = @_;
1157		1281
1158	$EXTICMD{$name} = $cb;	1282	$EXTICMD{$name} = $cb;
1159	}	1283	}
1160		1284
		1285	use File::Glob ();
		1286
1161	cf::player->attach (	1287	cf::player->attach (
1162	on_command => sub {	1288	on_command => sub {
1163	my ($pl, $name, $params) = @_;	1289	my ($pl, $name, $params) = @_;
1164		1290
1165	my $cb = $COMMAND{$name}	1291	my $cb = $COMMAND{$name}
…		…
1197		1323
1198	cf::override;	1324	cf::override;
1199	},	1325	},
1200	);	1326	);
1201		1327
		1328	# "readahead" all extensions
		1329	sub cache_extensions {
		1330	my $grp = IO::AIO::aio_group;
		1331
		1332	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1333	for (grep /\.ext$/, @{$_[0]}) {
		1334	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1335	}
		1336	};
		1337
		1338	$grp
		1339	}
		1340
1202	sub load_extensions {	1341	sub load_extensions {
1203	cf::sync_job {	1342	cf::sync_job {
1204	my %todo;	1343	my %todo;
1205		1344
1206	for my $path (<$LIBDIR/*.ext>) {	1345	for my $path (<$LIBDIR/*.ext>) {
…		…
1225		1364
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1365	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1366	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1367
1229	$ext{source} =	1368	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1369	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1231	. "#line 1 \"$path\"\n{\n"	1370	. "#line 1 \"$path\"\n{\n"
1232	. $source	1371	. $source
1233	. "\n};\n1";	1372	. "\n};\n1";
1234		1373
1235	$todo{$base} = \%ext;	1374	$todo{$base} = \%ext;
…		…
1251	my $msg = $@ ? "$v->{path}: $@\n"	1390	my $msg = $@ ? "$v->{path}: $@\n"
1252	: "$v->{base}: extension inactive.\n";	1391	: "$v->{base}: extension inactive.\n";
1253		1392
1254	if (exists $v->{meta}{mandatory}) {	1393	if (exists $v->{meta}{mandatory}) {
1255	warn $msg;	1394	warn $msg;
1256	warn "mandatory extension failed to load, exiting.\n";	1395	cf::cleanup "mandatory extension failed to load, exiting.";
1257	exit 1;
1258	}	1396	}
1259		1397
1260	warn $msg;	1398	warn $msg;
1261	}	1399	}
1262		1400
…		…
1276		1414
1277	=back	1415	=back
1278		1416
1279	=head2 CORE EXTENSIONS	1417	=head2 CORE EXTENSIONS
1280		1418
1281	Functions and methods that extend core crossfire objects.	1419	Functions and methods that extend core deliantra objects.
1282		1420
1283	=cut	1421	=cut
1284		1422
1285	package cf::player;	1423	package cf::player;
1286		1424
…		…
1329		1467
1330	sub exists($) {	1468	sub exists($) {
1331	my ($login) = @_;	1469	my ($login) = @_;
1332		1470
1333	$cf::PLAYER{$login}	1471	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1472	or !aio_stat path $login
1335	}	1473	}
1336		1474
1337	sub find($) {	1475	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1476	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1477	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1489	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1490	or return;
1353		1491
1354	my $pl = cf::player::load_pl $f	1492	my $pl = cf::player::load_pl $f
1355	or return;	1493	or return;
		1494
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1495	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1496	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1497	$cf::PLAYER{$login} = $pl
1359	}	1498	}
1360	}	1499	}
…		…
1370		1509
1371	return if $pl->{deny_save};	1510	return if $pl->{deny_save};
1372		1511
1373	aio_mkdir playerdir $pl, 0770;	1512	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1513	$pl->{last_save} = $cf::RUNTIME;
		1514
		1515	cf::get_slot 0.01;
1375		1516
1376	$pl->save_pl ($path);	1517	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1518	cf::cede_to_tick;
1378	}	1519	}
1379		1520
…		…
1411	my ($pl) = @_;	1552	my ($pl) = @_;
1412		1553
1413	my $name = $pl->ob->name;	1554	my $name = $pl->ob->name;
1414		1555
1415	$pl->{deny_save} = 1;	1556	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1557	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1417		1558
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1559	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1419	$pl->deactivate;	1560	$pl->deactivate;
		1561	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1562	$pl->ob->check_score;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1563	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1421	$pl->ns->destroy if $pl->ns;	1564	$pl->ns->destroy if $pl->ns;
1422		1565
1423	my $path = playerdir $pl;	1566	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1567	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1463		1606
1464	for my $login (@$dirs) {	1607	for my $login (@$dirs) {
1465	my $path = path $login;	1608	my $path = path $login;
1466		1609
1467	# a .pst is a dead give-away for a valid player	1610	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1611	# if no pst file found, open and chekc for blocked users
		1612	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1613	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1614	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1615	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1616	}
1473		1617
…		…
1504	}	1648	}
1505		1649
1506	\@paths	1650	\@paths
1507	}	1651	}
1508		1652
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1653	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1654
1511	Expand crossfire pod fragments into protocol xml.	1655	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		1656
1560	=item $player->ext_reply ($msgid, @msg)	1657	=item $player->ext_reply ($msgid, @msg)
1561		1658
1562	Sends an ext reply to the player.	1659	Sends an ext reply to the player.
1563		1660
…		…
1630	our $MAX_RESET = 3600;	1727	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1728	our $DEFAULT_RESET = 3000;
1632		1729
1633	sub generate_random_map {	1730	sub generate_random_map {
1634	my ($self, $rmp) = @_;	1731	my ($self, $rmp) = @_;
		1732
		1733	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1734
1635	# mit "rum" bekleckern, nicht	1735	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1736	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1761		1861
1762	# the temporary/swap location	1862	# the temporary/swap location
1763	sub save_path {	1863	sub save_path {
1764	my ($self) = @_;	1864	my ($self) = @_;
1765		1865
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1867	"$TMPDIR/$path.map"
1768	}	1868	}
1769		1869
1770	# the unique path, undef == no special unique path	1870	# the unique path, undef == no special unique path
1771	sub uniq_path {	1871	sub uniq_path {
1772	my ($self) = @_;	1872	my ($self) = @_;
1773		1873
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1875	"$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	}	1876	}
1786		1877
1787	sub decay_objects {	1878	sub decay_objects {
1788	my ($self) = @_;	1879	my ($self) = @_;
1789		1880
…		…
1873	sub find {	1964	sub find {
1874	my ($path, $origin) = @_;	1965	my ($path, $origin) = @_;
1875		1966
1876	$path = normalise $path, $origin && $origin->path;	1967	$path = normalise $path, $origin && $origin->path;
1877		1968
1878	cf::lock_wait "map_data:$path";#d#remove	1969	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	1970	my $guard2 = cf::lock_acquire "map_find:$path";
1880		1971
1881	$cf::MAP{$path} || do {	1972	$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	1973	my $map = new_from_path cf::map $path
1886	or return;	1974	or return;
1887		1975
1888	$map->{last_save} = $cf::RUNTIME;	1976	$map->{last_save} = $cf::RUNTIME;
1889		1977
…		…
1891	or return;	1979	or return;
1892		1980
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1981	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	1982	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	1983	#$cf::WAIT_FOR_TICK->wait;
		1984	undef $guard2;
1896	undef $guard1;	1985	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	1986	$map->reset;
1899	return find $path;	1987	return find $path;
1900	}	1988	}
1901		1989
1902	$cf::MAP{$path} = $map	1990	$cf::MAP{$path} = $map
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2017	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2018	$f->skip_block;
1931	$self->_load_objects ($f)	2019	$self->_load_objects ($f)
1932	or return;	2020	or return;
1933		2021
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2022	$self->post_load_original
1935	if delete $self->{load_original};	2023	if delete $self->{load_original};
1936		2024
1937	if (my $uniq = $self->uniq_path) {	2025	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2026	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2027	unless (aio_stat $uniq) {
…		…
1957	unless ($self->{deny_activate}) {	2045	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2046	$self->decay_objects;
1959	$self->fix_auto_apply;	2047	$self->fix_auto_apply;
1960	$self->update_buttons;	2048	$self->update_buttons;
1961	cf::cede_to_tick;	2049	cf::cede_to_tick;
1962	$self->set_darkness_map;
1963	cf::cede_to_tick;
1964	$self->activate;	2050	$self->activate;
1965	}	2051	}
1966		2052
1967	$self->{last_save} = $cf::RUNTIME;	2053	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2054	$self->last_access ($cf::RUNTIME);
1969		2055
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2057	}
1972		2058
1973	$self->post_load;	2059	$self->post_load;
1974	}	2060	}
1975		2061
…		…
2033	my ($path, $origin, $load) = @_;	2119	my ($path, $origin, $load) = @_;
2034		2120
2035	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
2036		2122
2037	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2125	}
2040		2126
2041	$MAP_PREFETCH{$path} |= $load;	2127	$MAP_PREFETCH{$path} |= $load;
2042		2128
2043	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
…		…
2080	cf::async {	2166	cf::async {
2081	$Coro::current->{desc} = "map player save";	2167	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
2083	};	2169	};
2084		2170
		2171	cf::get_slot 0.02;
		2172
2085	if ($uniq) {	2173	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2176	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2097	$self->save;	2185	$self->save;
2098		2186
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2188
2101	return if $self->players;	2189	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
2103	return if $self->{deny_save};	2191	return if $self->{deny_save};
2104		2192
2105	$self->in_memory (cf::MAP_SWAPPED);	2193	$self->in_memory (cf::MAP_SWAPPED);
2106		2194
2107	$self->deactivate;	2195	$self->deactivate;
…		…
2132		2220
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";	2221	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134		2222
2135	return if $self->players;	2223	return if $self->players;
2136		2224
2137	warn "resetting map ", $self->path;	2225	warn "resetting map ", $self->path, "\n";
2138		2226
2139	$self->in_memory (cf::MAP_SWAPPED);	2227	$self->in_memory (cf::MAP_SWAPPED);
2140		2228
2141	# need to save uniques path	2229	# need to save uniques path
2142	unless ($self->{deny_save}) {	2230	unless ($self->{deny_save}) {
…		…
2225		2313
2226	sub unique_maps() {	2314	sub unique_maps() {
2227	[	2315	[
2228	map {	2316	map {
2229	utf8::decode $_;	2317	utf8::decode $_;
2230	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2231	? normalise $_	2321	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2323	]
2235	}	2324	}
2236		2325
2237	package cf;
2238
2239	=back	2326	=back
2240		2327
2241	=head3 cf::object	2328	=head3 cf::object
2242		2329
2243	=cut	2330	=cut
…		…
2246		2333
2247	=over 4	2334	=over 4
2248		2335
2249	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2250		2337
2251	Returns the inventory of the object _and_ their inventories, recursively.	2338	Returns the inventory of the object I<and> their inventories, recursively,
		2339	but I<not> the object itself.
2252		2340
2253	=cut	2341	=cut
2254		2342
2255	sub inv_recursive_;	2343	sub inv_recursive_;
2256	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2262	}	2350	}
2263		2351
2264	=item $ref = $ob->ref	2352	=item $ref = $ob->ref
2265		2353
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2354	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2355
2268	=item $ob = cf::object::deref ($refstring)	2356	=item $ob = cf::object::deref ($refstring)
2269		2357
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2358	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2359	even if the object actually exists. May block.
…		…
2303	can be C<undef>. Does the right thing when the player is currently in a	2391	can be C<undef>. Does the right thing when the player is currently in a
2304	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2305		2393
2306	=cut	2394	=cut
2307		2395
		2396	our $SAY_CHANNEL = {
		2397	id => "say",
		2398	title => "Map",
		2399	reply => "say ",
		2400	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2401	};
		2402
		2403	our $CHAT_CHANNEL = {
		2404	id => "chat",
		2405	title => "Chat",
		2406	reply => "chat ",
		2407	tooltip => "Player chat and shouts, global to the server.",
		2408	};
		2409
2308	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2309	# with dialog boxes.	2411	# with dialog boxes.
2310	#TODO: the first argument must go, split into a $npc->reply_to ( method	2412	#TODO: the first argument must go, split into a $npc->reply_to ( method
2311	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
2312	my ($self, $npc, $msg, $flags) = @_;	2414	my ($self, $npc, $msg, $flags) = @_;
…		…
2323	my $dialog = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2324	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2426	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2325		2427
2326	} else {	2428	} else {
2327	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2328	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2329	}	2431	}
2330	}	2432	}
2331	}	2433	}
2332		2434
2333	=item $object->send_msg ($channel, $msg, $color, [extra...])	2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2358		2460
2359	=item $player_object->enter_link	2461	=item $player_object->enter_link
2360		2462
2361	Freezes the player and moves him/her to a special map (C<{link}>).	2463	Freezes the player and moves him/her to a special map (C<{link}>).
2362		2464
2363	The player should be reasonably safe there for short amounts of time. You	2465	The player should be reasonably safe there for short amounts of time (e.g.
2364	I<MUST> call C<leave_link> as soon as possible, though.	2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2467	though, as the palyer cannot control the character while it is on the link
		2468	map.
2365		2469
2366	Will never block.	2470	Will never block.
2367		2471
2368	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2369		2473
…		…
2427		2531
2428	$map->load;	2532	$map->load;
2429	$map->load_neighbours;	2533	$map->load_neighbours;
2430		2534
2431	return unless $self->contr->active;	2535	return unless $self->contr->active;
2432	$self->activate_recursive;
2433		2536
2434	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2537	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2435	$self->enter_map ($map, $x, $y);	2538	$self->enter_map ($map, $x, $y);
		2539
		2540	# only activate afterwards, to support waiting in hooks
		2541	$self->activate_recursive;
2436	}	2542	}
2437		2543
2438	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2544	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2439		2545
2440	Moves the player to the given map-path and coordinates by first freezing	2546	Moves the player to the given map-path and coordinates by first freezing
2441	her, loading and preparing them map, calling the provided $check callback	2547	her, loading and preparing them map, calling the provided $check callback
2442	that has to return the map if sucecssful, and then unfreezes the player on	2548	that has to return the map if sucecssful, and then unfreezes the player on
2443	the new (success) or old (failed) map position. In either case, $done will	2549	the new (success) or old (failed) map position. In either case, $done will
2444	be called at the end of this process.	2550	be called at the end of this process.
		2551
		2552	Note that $check will be called with a potentially non-loaded map, so if
		2553	it needs a loaded map it has to call C<< ->load >>.
2445		2554
2446	=cut	2555	=cut
2447		2556
2448	our $GOTOGEN;	2557	our $GOTOGEN;
2449		2558
…		…
2528	}	2637	}
2529		2638
2530	sub prepare_random_map {	2639	sub prepare_random_map {
2531	my ($exit) = @_;	2640	my ($exit) = @_;
2532		2641
2533	my $guard = cf::lock_acquire "exit_prepare:$exit";
2534
2535	# all this does is basically replace the /! path by	2642	# all this does is basically replace the /! path by
2536	# a new random map path (?random/...) with a seed	2643	# a new random map path (?random/...) with a seed
2537	# that depends on the exit object	2644	# that depends on the exit object
2538		2645
2539	my $rmp = parse_random_map_params $exit->msg;	2646	my $rmp = parse_random_map_params $exit->msg;
…		…
2541	if ($exit->map) {	2648	if ($exit->map) {
2542	$rmp->{region} = $exit->region->name;	2649	$rmp->{region} = $exit->region->name;
2543	$rmp->{origin_map} = $exit->map->path;	2650	$rmp->{origin_map} = $exit->map->path;
2544	$rmp->{origin_x} = $exit->x;	2651	$rmp->{origin_x} = $exit->x;
2545	$rmp->{origin_y} = $exit->y;	2652	$rmp->{origin_y} = $exit->y;
		2653
		2654	$exit->map->touch;
2546	}	2655	}
2547		2656
2548	$rmp->{random_seed} ||= $exit->random_seed;	2657	$rmp->{random_seed} ||= $exit->random_seed;
2549		2658
2550	my $data = cf::to_json $rmp;	2659	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2551	my $md5 = Digest::MD5::md5_hex $data;	2660	my $md5 = Digest::MD5::md5_hex $data;
2552	my $meta = "$RANDOMDIR/$md5.meta";	2661	my $meta = "$RANDOMDIR/$md5.meta";
2553		2662
2554	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2663	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2555	aio_write $fh, 0, (length $data), $data, 0;	2664	aio_write $fh, 0, (length $data), $data, 0;
2556	undef $fh;	2665	undef $fh;
2557	aio_rename "$meta~", $meta;	2666	aio_rename "$meta~", $meta;
2558		2667
		2668	my $slaying = "?random/$md5";
		2669
		2670	if ($exit->valid) {
2559	$exit->slaying ("?random/$md5");	2671	$exit->slaying ("?random/$md5");
2560	$exit->msg (undef);	2672	$exit->msg (undef);
		2673	}
2561	}	2674	}
2562	}	2675	}
2563		2676
2564	sub cf::object::player::enter_exit {	2677	sub cf::object::player::enter_exit {
2565	my ($self, $exit) = @_;	2678	my ($self, $exit) = @_;
2566		2679
2567	return unless $self->type == cf::PLAYER;	2680	return unless $self->type == cf::PLAYER;
2568		2681
2569	if ($exit->slaying eq "/!") {
2570	#TODO: this should de-fi-ni-te-ly not be a sync-job
2571	# the problem is that $exit might not survive long enough
2572	# so it needs to be done right now, right here
2573	cf::sync_job { prepare_random_map $exit };
2574	}
2575
2576	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2577	my $hp = $exit->stats->hp;
2578	my $sp = $exit->stats->sp;
2579
2580	$self->enter_link;	2682	$self->enter_link;
2581		2683
2582	# if exit is damned, update players death & WoR home-position
2583	$self->contr->savebed ($slaying, $hp, $sp)
2584	if $exit->flag (FLAG_DAMNED);
2585
2586	(async {	2684	(async {
2587	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2685	$Coro::current->{desc} = "enter_exit";
2588		2686
2589	$self->deactivate_recursive; # just to be sure
2590	unless (eval {	2687	unless (eval {
		2688	$self->deactivate_recursive; # just to be sure
		2689
		2690	# random map handling
		2691	{
		2692	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2693
		2694	prepare_random_map $exit
		2695	if $exit->slaying eq "/!";
		2696	}
		2697
		2698	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2699	my $x = $exit->stats->hp;
		2700	my $y = $exit->stats->sp;
		2701
2591	$self->goto ($slaying, $hp, $sp);	2702	$self->goto ($map, $x, $y);
2592		2703
		2704	# if exit is damned, update players death & WoR home-position
		2705	$self->contr->savebed ($map, $x, $y)
		2706	if $exit->flag (cf::FLAG_DAMNED);
		2707
2593	1;	2708	1
2594	}) {	2709	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2710	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2711	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2712	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2713	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2714
2600	warn "ERROR in enter_exit: $@";	2715	warn "ERROR in enter_exit: $@";
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2743	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2744	the message unless the client supports the msg packet.
2630		2745
2631	=cut	2746	=cut
2632		2747
		2748	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2749	our %CHANNEL = (
2634	"c/identify" => {	2750	"c/identify" => {
2635	id => "infobox",	2751	id => "infobox",
2636	title => "Identify",	2752	title => "Identify",
2637	reply => undef,	2753	reply => undef,
…		…
2641	id => "infobox",	2757	id => "infobox",
2642	title => "Examine",	2758	title => "Examine",
2643	reply => undef,	2759	reply => undef,
2644	tooltip => "Signs and other items you examined",	2760	tooltip => "Signs and other items you examined",
2645	},	2761	},
		2762	"c/book" => {
		2763	id => "infobox",
		2764	title => "Book",
		2765	reply => undef,
		2766	tooltip => "The contents of a note or book",
		2767	},
2646	"c/lookat" => {	2768	"c/lookat" => {
2647	id => "infobox",	2769	id => "infobox",
2648	title => "Look",	2770	title => "Look",
2649	reply => undef,	2771	reply => undef,
2650	tooltip => "What you saw there",	2772	tooltip => "What you saw there",
2651	},	2773	},
		2774	"c/who" => {
		2775	id => "infobox",
		2776	title => "Players",
		2777	reply => undef,
		2778	tooltip => "Shows players who are currently online",
		2779	},
		2780	"c/body" => {
		2781	id => "infobox",
		2782	title => "Body Parts",
		2783	reply => undef,
		2784	tooltip => "Shows which body parts you posess and are available",
		2785	},
		2786	"c/statistics" => {
		2787	id => "infobox",
		2788	title => "Statistics",
		2789	reply => undef,
		2790	tooltip => "Shows your primary statistics",
		2791	},
		2792	"c/skills" => {
		2793	id => "infobox",
		2794	title => "Skills",
		2795	reply => undef,
		2796	tooltip => "Shows your experience per skill and item power",
		2797	},
		2798	"c/shopitems" => {
		2799	id => "infobox",
		2800	title => "Shop Items",
		2801	reply => undef,
		2802	tooltip => "Shows the items currently for sale in this shop",
		2803	},
		2804	"c/resistances" => {
		2805	id => "infobox",
		2806	title => "Resistances",
		2807	reply => undef,
		2808	tooltip => "Shows your resistances",
		2809	},
		2810	"c/pets" => {
		2811	id => "infobox",
		2812	title => "Pets",
		2813	reply => undef,
		2814	tooltip => "Shows information abotu your pets/a specific pet",
		2815	},
		2816	"c/perceiveself" => {
		2817	id => "infobox",
		2818	title => "Perceive Self",
		2819	reply => undef,
		2820	tooltip => "You gained detailed knowledge about yourself",
		2821	},
		2822	"c/uptime" => {
		2823	id => "infobox",
		2824	title => "Uptime",
		2825	reply => undef,
		2826	tooltip => "How long the server has been running since last restart",
		2827	},
		2828	"c/mapinfo" => {
		2829	id => "infobox",
		2830	title => "Map Info",
		2831	reply => undef,
		2832	tooltip => "Information related to the maps",
		2833	},
		2834	"c/party" => {
		2835	id => "party",
		2836	title => "Party",
		2837	reply => "gsay ",
		2838	tooltip => "Messages and chat related to your party",
		2839	},
		2840	"c/death" => {
		2841	id => "death",
		2842	title => "Death",
		2843	reply => undef,
		2844	tooltip => "Reason for and more info about your most recent death",
		2845	},
		2846	"c/say" => $SAY_CHANNEL,
		2847	"c/chat" => $CHAT_CHANNEL,
2652	);	2848	);
2653		2849
2654	sub cf::client::send_msg {	2850	sub cf::client::send_msg {
2655	my ($self, $channel, $msg, $color, @extra) = @_;	2851	my ($self, $channel, $msg, $color, @extra) = @_;
2656		2852
2657	$msg = $self->pl->expand_cfpod ($msg);	2853	$msg = $self->pl->expand_cfpod ($msg)
		2854	unless $color & cf::NDI_VERBATIM;
2658		2855
2659	$color &= cf::NDI_CLIENT_MASK; # just in case...	2856	$color &= cf::NDI_CLIENT_MASK; # just in case...
2660		2857
2661	# check predefined channels, for the benefit of C	2858	# check predefined channels, for the benefit of C
2662	if ($CHANNEL{$channel}) {	2859	if ($CHANNEL{$channel}) {
2663	$channel = $CHANNEL{$channel};	2860	$channel = $CHANNEL{$channel};
2664		2861
2665	$self->ext_msg (channel_info => $channel)	2862	$self->ext_msg (channel_info => $channel);
2666	if $self->can_msg;
2667
2668	$channel = $channel->{id};	2863	$channel = $channel->{id};
2669		2864
2670	} elsif (ref $channel) {	2865	} elsif (ref $channel) {
2671	# send meta info to client, if not yet sent	2866	# send meta info to client, if not yet sent
2672	unless (exists $self->{channel}{$channel->{id}}) {	2867	unless (exists $self->{channel}{$channel->{id}}) {
2673	$self->{channel}{$channel->{id}} = $channel;	2868	$self->{channel}{$channel->{id}} = $channel;
2674	$self->ext_msg (channel_info => $channel)	2869	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676	}	2870	}
2677		2871
2678	$channel = $channel->{id};	2872	$channel = $channel->{id};
2679	}	2873	}
2680		2874
2681	return unless @extra || length $msg;	2875	return unless @extra || length $msg;
2682		2876
2683	if ($self->can_msg) {
2684	# default colour, mask it out	2877	# default colour, mask it out
2685	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2686	if $color & cf::NDI_DEF;	2879	if $color & cf::NDI_DEF;
2687		2880
2688	$self->send_packet ("msg " . $self->{json_coder}->encode (	2881	my $pkt = "msg "
		2882	. $self->{json_coder}->encode (
2689	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2883	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2690	} else {	2884	);
2691	if ($color >= 0) {
2692	# replace some tags by gcfclient-compatible ones
2693	for ($msg) {
2694	1 while
2695	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2696	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2697	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2698	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2699	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2700	}
2701		2885
2702	$color &= cf::NDI_COLOR_MASK;	2886	# try lzf for large packets
		2887	$pkt = "lzf " . Compress::LZF::compress $pkt
		2888	if 1024 <= length $pkt and $self->{can_lzf};
2703		2889
2704	utf8::encode $msg;	2890	# split very large packets
2705		2891	if (8192 < length $pkt and $self->{can_lzf}) {
2706	if (0 && $msg =~ /\[/) {	2892	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2707	# COMMAND/INFO	2893	$pkt = "frag";
2708	$self->send_packet ("drawextinfo $color 10 8 $msg")
2709	} else {
2710	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2711	$self->send_packet ("drawinfo $color $msg")
2712	}
2713	}
2714	}	2894	}
		2895
		2896	$self->send_packet ($pkt);
2715	}	2897	}
2716		2898
2717	=item $client->ext_msg ($type, @msg)	2899	=item $client->ext_msg ($type, @msg)
2718		2900
2719	Sends an ext event to the client.	2901	Sends an ext event to the client.
…		…
2892	=pod	3074	=pod
2893		3075
2894	The following functions and methods are available within a safe environment:	3076	The following functions and methods are available within a safe environment:
2895		3077
2896	cf::object	3078	cf::object
2897	contr pay_amount pay_player map x y force_find force_add	3079	contr pay_amount pay_player map x y force_find force_add destroy
2898	insert remove name archname title slaying race decrease_ob_nr	3080	insert remove name archname title slaying race decrease split
		3081	value
2899		3082
2900	cf::object::player	3083	cf::object::player
2901	player	3084	player
2902		3085
2903	cf::player	3086	cf::player
…		…
2908		3091
2909	=cut	3092	=cut
2910		3093
2911	for (	3094	for (
2912	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2913	insert remove inv name archname title slaying race	3096	insert remove inv nrof name archname title slaying race
2914	decrease_ob_nr)],	3097	decrease split destroy change_exp value msg lore send_msg)],
2915	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2916	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful send_msg)],
2917	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2918	) {	3101	) {
2919	no strict 'refs';	3102	no strict 'refs';
2920	my ($pkg, @funs) = @$_;	3103	my ($pkg, @funs) = @$_;
2921	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3104	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2938	my ($code, %vars) = @_;	3121	my ($code, %vars) = @_;
2939		3122
2940	my $qcode = $code;	3123	my $qcode = $code;
2941	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3124	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2942	$qcode =~ s/\n/\\n/g;	3125	$qcode =~ s/\n/\\n/g;
		3126
		3127	%vars = (_dummy => 0) unless %vars;
2943		3128
2944	local $_;	3129	local $_;
2945	local @safe::cf::_safe_eval_args = values %vars;	3130	local @safe::cf::_safe_eval_args = values %vars;
2946		3131
2947	my $eval =	3132	my $eval =
…		…
3024	{	3209	{
3025	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
3026		3211
3027	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
3028	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
3029	cf::face::set_visibility $idx, $info->{visibility};	3215	cf::face::set_visibility $idx, $info->{visibility};
3030	cf::face::set_magicmap $idx, $info->{magicmap};	3216	cf::face::set_magicmap $idx, $info->{magicmap};
3031	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3032	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3033		3219
3034	cf::cede_to_tick;	3220	cf::cede_to_tick;
3035	}	3221	}
3036		3222
3037	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
3038	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
3039	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
3040	or next;	3227	or next;
		3228
3041	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
3042	cf::face::set_smooth $idx, $smooth;	3230	cf::face::set_smooth $idx, $smooth;
3043	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3044	} else {	3232	} else {
3045	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3063	{	3251	{
3064	# TODO: for gcfclient pleasure, we should give resources	3252	# TODO: for gcfclient pleasure, we should give resources
3065	# that gcfclient doesn't grok a >10000 face index.	3253	# that gcfclient doesn't grok a >10000 face index.
3066	my $res = $facedata->{resource};	3254	my $res = $facedata->{resource};
3067		3255
3068	my $soundconf = delete $res->{"res/sound.conf"};
3069
3070	while (my ($name, $info) = each %$res) {	3256	while (my ($name, $info) = each %$res) {
		3257	if (defined $info->{type}) {
3071	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3072	my $data;	3259	my $data;
3073		3260
3074	if ($info->{type} & 1) {	3261	if ($info->{type} & 1) {
3075	# prepend meta info	3262	# prepend meta info
3076		3263
3077	my $meta = $enc->encode ({	3264	my $meta = $enc->encode ({
3078	name => $name,	3265	name => $name,
3079	%{ $info->{meta} || {} },	3266	%{ $info->{meta} || {} },
3080	});	3267	});
3081		3268
3082	$data = pack "(w/a*)*", $meta, $info->{data};	3269	$data = pack "(w/a*)*", $meta, $info->{data};
		3270	} else {
		3271	$data = $info->{data};
		3272	}
		3273
		3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3275	cf::face::set_type $idx, $info->{type};
3083	} else {	3276	} else {
3084	$data = $info->{data};	3277	$RESOURCE{$name} = $info;
3085	}	3278	}
3086		3279
3087	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3088	cf::face::set_type $idx, $info->{type};
3089
3090	cf::cede_to_tick;	3280	cf::cede_to_tick;
3091	}	3281	}
3092
3093	if ($soundconf) {
3094	$soundconf = $enc->decode (delete $soundconf->{data});
3095
3096	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3097	my $sound = $soundconf->{compat}[$_]
3098	or next;
3099
3100	my $face = cf::face::find "sound/$sound->[1]";
3101	cf::sound::set $sound->[0] => $face;
3102	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3103	}
3104
3105	while (my ($k, $v) = each %{$soundconf->{event}}) {
3106	my $face = cf::face::find "sound/$v";
3107	cf::sound::set $k => $face;
3108	}
3109	}
3110	}	3282	}
		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3111		3285
3112	1	3286	1
3113	}	3287	}
		3288
		3289	cf::global->attach (on_resource_update => sub {
		3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3292
		3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3294	my $sound = $soundconf->{compat}[$_]
		3295	or next;
		3296
		3297	my $face = cf::face::find "sound/$sound->[1]";
		3298	cf::sound::set $sound->[0] => $face;
		3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3300	}
		3301
		3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3303	my $face = cf::face::find "sound/$v";
		3304	cf::sound::set $k => $face;
		3305	}
		3306	}
		3307	});
3114		3308
3115	register_exticmd fx_want => sub {	3309	register_exticmd fx_want => sub {
3116	my ($ns, $want) = @_;	3310	my ($ns, $want) = @_;
3117		3311
3118	while (my ($k, $v) = each %$want) {	3312	while (my ($k, $v) = each %$want) {
3119	$ns->fx_want ($k, $v);	3313	$ns->fx_want ($k, $v);
3120	}	3314	}
3121	};	3315	};
		3316
		3317	sub load_resource_file($) {
		3318	my $guard = lock_acquire "load_resource_file";
		3319
		3320	my $status = load_resource_file_ $_[0];
		3321	get_slot 0.1, 100;
		3322	cf::arch::commit_load;
		3323
		3324	$status
		3325	}
3122		3326
3123	sub reload_regions {	3327	sub reload_regions {
3124	# HACK to clear player env face cache, we need some signal framework	3328	# HACK to clear player env face cache, we need some signal framework
3125	# for this (global event?)	3329	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();	3330	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3140	}	3344	}
3141		3345
3142	sub reload_archetypes {	3346	sub reload_archetypes {
3143	load_resource_file "$DATADIR/archetypes"	3347	load_resource_file "$DATADIR/archetypes"
3144	or die "unable to load archetypes\n";	3348	or die "unable to load archetypes\n";
3145	#d# NEED to laod twice to resolve forward references
3146	# this really needs to be done in an extra post-pass
3147	# (which needs to be synchronous, so solve it differently)
3148	load_resource_file "$DATADIR/archetypes"
3149	or die "unable to load archetypes\n";
3150	}	3349	}
3151		3350
3152	sub reload_treasures {	3351	sub reload_treasures {
3153	load_resource_file "$DATADIR/treasures"	3352	load_resource_file "$DATADIR/treasures"
3154	or die "unable to load treasurelists\n";	3353	or die "unable to load treasurelists\n";
3155	}	3354	}
3156		3355
3157	sub reload_resources {	3356	sub reload_resources {
3158	warn "reloading resource files...\n";	3357	warn "reloading resource files...\n";
3159		3358
		3359	reload_facedata;
		3360	reload_archetypes;
3160	reload_regions;	3361	reload_regions;
3161	reload_facedata;
3162	#reload_archetypes;#d#
3163	reload_archetypes;
3164	reload_treasures;	3362	reload_treasures;
3165		3363
3166	warn "finished reloading resource files\n";	3364	warn "finished reloading resource files\n";
3167	}
3168
3169	sub init {
3170	reload_resources;
3171	}	3365	}
3172		3366
3173	sub reload_config {	3367	sub reload_config {
3174	open my $fh, "<:utf8", "$CONFDIR/config"	3368	open my $fh, "<:utf8", "$CONFDIR/config"
3175	or return;	3369	or return;
3176		3370
3177	local $/;	3371	local $/;
3178	*CFG = YAML::Syck::Load <$fh>;	3372	*CFG = YAML::Load <$fh>;
3179		3373
3180	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3181		3375
3182	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3183	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3189	};	3383	};
3190	warn $@ if $@;	3384	warn $@ if $@;
3191	}	3385	}
3192	}	3386	}
3193		3387
		3388	sub pidfile() {
		3389	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3390	or die "$PIDFILE: $!";
		3391	flock $fh, &Fcntl::LOCK_EX
		3392	or die "$PIDFILE: flock: $!";
		3393	$fh
		3394	}
		3395
		3396	# make sure only one server instance is running at any one time
		3397	sub atomic {
		3398	my $fh = pidfile;
		3399
		3400	my $pid = <$fh>;
		3401	kill 9, $pid if $pid > 0;
		3402
		3403	seek $fh, 0, 0;
		3404	print $fh $$;
		3405	}
		3406
		3407	sub main_loop {
		3408	warn "EV::loop starting\n";
		3409	if (1) {
		3410	EV::loop;
		3411	}
		3412	warn "EV::loop returned\n";
		3413	goto &main_loop unless $REALLY_UNLOOP;
		3414	}
		3415
3194	sub main {	3416	sub main {
		3417	cf::init_globals; # initialise logging
		3418
		3419	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3420	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3421	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3422	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3423
		3424	cf::init_experience;
		3425	cf::init_anim;
		3426	cf::init_attackmess;
		3427	cf::init_dynamic;
		3428
		3429	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3430
3195	# we must not ever block the main coroutine	3431	# we must not ever block the main coroutine
3196	local $Coro::idle = sub {	3432	local $Coro::idle = sub {
3197	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3198	(async {	3434	(async {
3199	$Coro::current->{desc} = "IDLE BUG HANDLER";	3435	$Coro::current->{desc} = "IDLE BUG HANDLER";
3200	Event::one_event;	3436	EV::loop EV::LOOP_ONESHOT;
3201	})->prio (Coro::PRIO_MAX);	3437	})->prio (Coro::PRIO_MAX);
3202	};	3438	};
3203		3439
		3440	evthread_start IO::AIO::poll_fileno;
		3441
		3442	cf::sync_job {
		3443	reload_resources;
3204	reload_config;	3444	reload_config;
3205	db_init;	3445	db_init;
		3446
		3447	cf::load_settings;
		3448	cf::load_materials;
		3449	cf::init_uuid;
		3450	cf::init_signals;
		3451	cf::init_commands;
		3452	cf::init_skills;
		3453
		3454	cf::init_beforeplay;
		3455
		3456	atomic;
		3457
3206	load_extensions;	3458	load_extensions;
3207		3459
3208	$TICK_WATCHER->start;	3460	utime time, time, $RUNTIMEFILE;
3209	Event::loop;	3461
		3462	# no (long-running) fork's whatsoever before this point(!)
		3463	use POSIX ();
		3464	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3465
		3466	(pop @POST_INIT)->(0) while @POST_INIT;
		3467	};
		3468
		3469	main_loop;
3210	}	3470	}
3211		3471
3212	#############################################################################	3472	#############################################################################
3213	# initialisation and cleanup	3473	# initialisation and cleanup
3214		3474
3215	# install some emergency cleanup handlers	3475	# install some emergency cleanup handlers
3216	BEGIN {	3476	BEGIN {
		3477	our %SIGWATCHER = ();
3217	for my $signal (qw(INT HUP TERM)) {	3478	for my $signal (qw(INT HUP TERM)) {
3218	Event->signal (	3479	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3219	reentrant => 0,
3220	data => WF_AUTOCANCEL,
3221	signal => $signal,
3222	prio => 0,
3223	cb => sub {
3224	cf::cleanup "SIG$signal";	3480	cf::cleanup "SIG$signal";
3225	},
3226	);	3481	};
3227	}	3482	}
3228	}	3483	}
3229		3484
3230	sub write_runtime {	3485	sub write_runtime_sync {
3231	my $runtime = "$LOCALDIR/runtime";
3232
3233	# first touch the runtime file to show we are still running:	3486	# first touch the runtime file to show we are still running:
3234	# the fsync below can take a very very long time.	3487	# the fsync below can take a very very long time.
3235		3488
3236	IO::AIO::aio_utime $runtime, undef, undef;	3489	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3237		3490
3238	my $guard = cf::lock_acquire "write_runtime";	3491	my $guard = cf::lock_acquire "write_runtime";
3239		3492
3240	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3493	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3241	or return;	3494	or return;
3242		3495
3243	my $value = $cf::RUNTIME + 90 + 10;	3496	my $value = $cf::RUNTIME + 90 + 10;
3244	# 10 is the runtime save interval, for a monotonic clock	3497	# 10 is the runtime save interval, for a monotonic clock
3245	# 60 allows for the watchdog to kill the server.	3498	# 60 allows for the watchdog to kill the server.
…		…
3255	aio_utime $fh, undef, undef;	3508	aio_utime $fh, undef, undef;
3256		3509
3257	close $fh	3510	close $fh
3258	or return;	3511	or return;
3259		3512
3260	aio_rename "$runtime~", $runtime	3513	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3261	and return;	3514	and return;
3262		3515
3263	warn "runtime file written.\n";	3516	warn "runtime file written.\n";
3264		3517
3265	1	3518	1
		3519	}
		3520
		3521	our $uuid_lock;
		3522	our $uuid_skip;
		3523
		3524	sub write_uuid_sync($) {
		3525	$uuid_skip ||= $_[0];
		3526
		3527	return if $uuid_lock;
		3528	local $uuid_lock = 1;
		3529
		3530	my $uuid = "$LOCALDIR/uuid";
		3531
		3532	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3533	or return;
		3534
		3535	my $value = uuid_seq uuid_cur;
		3536
		3537	unless ($value) {
		3538	warn "cowardly refusing to write zero uuid value!\n";
		3539	return;
		3540	}
		3541
		3542	my $value = uuid_str $value + $uuid_skip;
		3543	$uuid_skip = 0;
		3544
		3545	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3546	and return;
		3547
		3548	# always fsync - this file is important
		3549	aio_fsync $fh
		3550	and return;
		3551
		3552	close $fh
		3553	or return;
		3554
		3555	aio_rename "$uuid~", $uuid
		3556	and return;
		3557
		3558	warn "uuid file written ($value).\n";
		3559
		3560	1
		3561
		3562	}
		3563
		3564	sub write_uuid($$) {
		3565	my ($skip, $sync) = @_;
		3566
		3567	$sync ? write_uuid_sync $skip
		3568	: async { write_uuid_sync $skip };
3266	}	3569	}
3267		3570
3268	sub emergency_save() {	3571	sub emergency_save() {
3269	my $freeze_guard = cf::freeze_mainloop;	3572	my $freeze_guard = cf::freeze_mainloop;
3270		3573
3271	warn "enter emergency perl save\n";	3574	warn "emergency_perl_save: enter\n";
3272		3575
3273	cf::sync_job {	3576	cf::sync_job {
		3577	# this is a trade-off: we want to be very quick here, so
		3578	# save all maps without fsync, and later call a global sync
		3579	# (which in turn might be very very slow)
		3580	local $USE_FSYNC = 0;
		3581
3274	# use a peculiar iteration method to avoid tripping on perl	3582	# use a peculiar iteration method to avoid tripping on perl
3275	# refcount bugs in for. also avoids problems with players	3583	# refcount bugs in for. also avoids problems with players
3276	# and maps saved/destroyed asynchronously.	3584	# and maps saved/destroyed asynchronously.
3277	warn "begin emergency player save\n";	3585	warn "emergency_perl_save: begin player save\n";
3278	for my $login (keys %cf::PLAYER) {	3586	for my $login (keys %cf::PLAYER) {
3279	my $pl = $cf::PLAYER{$login} or next;	3587	my $pl = $cf::PLAYER{$login} or next;
3280	$pl->valid or next;	3588	$pl->valid or next;
		3589	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3281	$pl->save;	3590	$pl->save;
3282	}	3591	}
3283	warn "end emergency player save\n";	3592	warn "emergency_perl_save: end player save\n";
3284		3593
3285	warn "begin emergency map save\n";	3594	warn "emergency_perl_save: begin map save\n";
3286	for my $path (keys %cf::MAP) {	3595	for my $path (keys %cf::MAP) {
3287	my $map = $cf::MAP{$path} or next;	3596	my $map = $cf::MAP{$path} or next;
3288	$map->valid or next;	3597	$map->valid or next;
3289	$map->save;	3598	$map->save;
3290	}	3599	}
3291	warn "end emergency map save\n";	3600	warn "emergency_perl_save: end map save\n";
3292		3601
3293	warn "begin emergency database checkpoint\n";	3602	warn "emergency_perl_save: begin database checkpoint\n";
3294	BDB::db_env_txn_checkpoint $DB_ENV;	3603	BDB::db_env_txn_checkpoint $DB_ENV;
3295	warn "end emergency database checkpoint\n";	3604	warn "emergency_perl_save: end database checkpoint\n";
		3605
		3606	warn "emergency_perl_save: begin write uuid\n";
		3607	write_uuid_sync 1;
		3608	warn "emergency_perl_save: end write uuid\n";
3296	};	3609	};
3297		3610
		3611	warn "emergency_perl_save: starting sync()\n";
		3612	IO::AIO::aio_sync sub {
		3613	warn "emergency_perl_save: finished sync()\n";
		3614	};
		3615
3298	warn "leave emergency perl save\n";	3616	warn "emergency_perl_save: leave\n";
3299	}	3617	}
3300		3618
3301	sub post_cleanup {	3619	sub post_cleanup {
3302	my ($make_core) = @_;	3620	my ($make_core) = @_;
3303		3621
3304	warn Carp::longmess "post_cleanup backtrace"	3622	warn Carp::longmess "post_cleanup backtrace"
3305	if $make_core;	3623	if $make_core;
		3624
		3625	my $fh = pidfile;
		3626	unlink $PIDFILE if <$fh> == $$;
		3627	}
		3628
		3629	# a safer delete_package, copied from Symbol
		3630	sub clear_package($) {
		3631	my $pkg = shift;
		3632
		3633	# expand to full symbol table name if needed
		3634	unless ($pkg =~ /^main::.*::$/) {
		3635	$pkg = "main$pkg" if $pkg =~ /^::/;
		3636	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3637	$pkg .= '::' unless $pkg =~ /::$/;
		3638	}
		3639
		3640	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3641	my $stem_symtab = *{$stem}{HASH};
		3642
		3643	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3644	or return;
		3645
		3646	# clear all symbols
		3647	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3648	for my $name (keys %$leaf_symtab) {
		3649	_gv_clear *{"$pkg$name"};
		3650	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3651	}
		3652	warn "cleared package $pkg\n";#d#
3306	}	3653	}
3307		3654
3308	sub do_reload_perl() {	3655	sub do_reload_perl() {
3309	# can/must only be called in main	3656	# can/must only be called in main
3310	if ($Coro::current != $Coro::main) {	3657	if ($Coro::current != $Coro::main) {
3311	warn "can only reload from main coroutine";	3658	warn "can only reload from main coroutine";
3312	return;	3659	return;
3313	}	3660	}
3314		3661
		3662	return if $RELOAD++;
		3663
		3664	my $t1 = EV::time;
		3665
		3666	while ($RELOAD) {
3315	warn "reloading...";	3667	warn "reloading...";
3316		3668
3317	warn "entering sync_job";	3669	warn "entering sync_job";
3318		3670
3319	cf::sync_job {	3671	cf::sync_job {
3320	cf::write_runtime; # external watchdog should not bark	3672	cf::write_runtime_sync; # external watchdog should not bark
3321	cf::emergency_save;	3673	cf::emergency_save;
3322	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
3323		3675
3324	warn "syncing database to disk";	3676	warn "syncing database to disk";
3325	BDB::db_env_txn_checkpoint $DB_ENV;	3677	BDB::db_env_txn_checkpoint $DB_ENV;
3326		3678
3327	# if anything goes wrong in here, we should simply crash as we already saved	3679	# if anything goes wrong in here, we should simply crash as we already saved
3328		3680
3329	warn "cancelling all WF_AUTOCANCEL watchers";
3330	for (Event::all_watchers) {
3331	$_->cancel if $_->data & WF_AUTOCANCEL;
3332	}
3333
3334	warn "flushing outstanding aio requests";	3681	warn "flushing outstanding aio requests";
3335	for (;;) {
3336	BDB::flush;
3337	IO::AIO::flush;
3338	Coro::cede;
3339	last unless IO::AIO::nreqs || BDB::nreqs;	3682	while (IO::AIO::nreqs || BDB::nreqs) {
3340	warn "iterate...";	3683	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3341	}
3342
3343	++$RELOAD;
3344
3345	warn "cancelling all extension coros";
3346	$_->cancel for values %EXT_CORO;
3347	%EXT_CORO = ();
3348
3349	warn "removing commands";
3350	%COMMAND = ();
3351
3352	warn "removing ext/exti commands";
3353	%EXTCMD = ();
3354	%EXTICMD = ();
3355
3356	warn "unloading/nuking all extensions";
3357	for my $pkg (@EXTS) {
3358	warn "... unloading $pkg";
3359
3360	if (my $cb = $pkg->can ("unload")) {
3361	eval {
3362	$cb->($pkg);
3363	1
3364	} or warn "$pkg unloaded, but with errors: $@";
3365	}	3684	}
3366		3685
3367	warn "... nuking $pkg";	3686	warn "cancelling all extension coros";
3368	Symbol::delete_package $pkg;	3687	$_->cancel for values %EXT_CORO;
3369	}	3688	%EXT_CORO = ();
3370		3689
3371	warn "unloading all perl modules loaded from $LIBDIR";	3690	warn "removing commands";
3372	while (my ($k, $v) = each %INC) {	3691	%COMMAND = ();
3373	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3374		3692
		3693	warn "removing ext/exti commands";
		3694	%EXTCMD = ();
		3695	%EXTICMD = ();
		3696
		3697	warn "unloading/nuking all extensions";
		3698	for my $pkg (@EXTS) {
3375	warn "... unloading $k";	3699	warn "... unloading $pkg";
3376	delete $INC{$k};
3377		3700
3378	$k =~ s/\.pm$//;
3379	$k =~ s/\//::/g;
3380
3381	if (my $cb = $k->can ("unload_module")) {	3701	if (my $cb = $pkg->can ("unload")) {
		3702	eval {
3382	$cb->();	3703	$cb->($pkg);
		3704	1
		3705	} or warn "$pkg unloaded, but with errors: $@";
		3706	}
		3707
		3708	warn "... clearing $pkg";
		3709	clear_package $pkg;
3383	}	3710	}
3384		3711
3385	Symbol::delete_package $k;	3712	warn "unloading all perl modules loaded from $LIBDIR";
		3713	while (my ($k, $v) = each %INC) {
		3714	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3715
		3716	warn "... unloading $k";
		3717	delete $INC{$k};
		3718
		3719	$k =~ s/\.pm$//;
		3720	$k =~ s/\//::/g;
		3721
		3722	if (my $cb = $k->can ("unload_module")) {
		3723	$cb->();
		3724	}
		3725
		3726	clear_package $k;
3386	}	3727	}
3387		3728
3388	warn "getting rid of safe::, as good as possible";	3729	warn "getting rid of safe::, as good as possible";
3389	Symbol::delete_package "safe::$_"	3730	clear_package "safe::$_"
3390	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3731	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3391		3732
3392	warn "unloading cf.pm \"a bit\"";	3733	warn "unloading cf.pm \"a bit\"";
3393	delete $INC{"cf.pm"};	3734	delete $INC{"cf.pm"};
3394	delete $INC{"cf/pod.pm"};	3735	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3395		3736
3396	# don't, removes xs symbols, too,	3737	# don't, removes xs symbols, too,
3397	# and global variables created in xs	3738	# and global variables created in xs
3398	#Symbol::delete_package __PACKAGE__;	3739	#clear_package __PACKAGE__;
3399		3740
3400	warn "unload completed, starting to reload now";	3741	warn "unload completed, starting to reload now";
3401		3742
3402	warn "reloading cf.pm";	3743	warn "reloading cf.pm";
3403	require cf;	3744	require cf;
3404	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3745	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3405		3746
3406	warn "loading config and database again";	3747	warn "loading config and database again";
3407	cf::reload_config;	3748	cf::reload_config;
3408		3749
3409	warn "loading extensions";	3750	warn "loading extensions";
3410	cf::load_extensions;	3751	cf::load_extensions;
3411		3752
		3753	if ($REATTACH_ON_RELOAD) {
3412	warn "reattaching attachments to objects/players";	3754	warn "reattaching attachments to objects/players";
3413	_global_reattach; # objects, sockets	3755	_global_reattach; # objects, sockets
3414	warn "reattaching attachments to maps";	3756	warn "reattaching attachments to maps";
3415	reattach $_ for values %MAP;	3757	reattach $_ for values %MAP;
3416	warn "reattaching attachments to players";	3758	warn "reattaching attachments to players";
3417	reattach $_ for values %PLAYER;	3759	reattach $_ for values %PLAYER;
		3760	}
3418		3761
		3762	warn "running post_init jobs";
		3763	(pop @POST_INIT)->(1) while @POST_INIT;
		3764
3419	warn "leaving sync_job";	3765	warn "leaving sync_job";
3420		3766
3421	1	3767	1
3422	} or do {	3768	} or do {
3423	warn $@;	3769	warn $@;
3424	warn "error while reloading, exiting.";	3770	cf::cleanup "error while reloading, exiting.";
3425	exit 1;
3426	};	3771	};
3427		3772
3428	warn "reloaded";	3773	warn "reloaded";
		3774	--$RELOAD;
		3775	}
		3776
		3777	$t1 = EV::time - $t1;
		3778	warn "reload completed in ${t1}s\n";
3429	};	3779	};
3430		3780
3431	our $RELOAD_WATCHER; # used only during reload	3781	our $RELOAD_WATCHER; # used only during reload
3432		3782
3433	sub reload_perl() {	3783	sub reload_perl() {
3434	# doing reload synchronously and two reloads happen back-to-back,	3784	# doing reload synchronously and two reloads happen back-to-back,
3435	# coro crashes during coro_state_free->destroy here.	3785	# coro crashes during coro_state_free->destroy here.
3436		3786
3437	$RELOAD_WATCHER ||= Event->timer (	3787	$RELOAD_WATCHER ||= cf::async {
3438	reentrant => 0,	3788	Coro::AIO::aio_wait cache_extensions;
3439	after => 0,	3789
3440	data => WF_AUTOCANCEL,	3790	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3441	cb => sub {
3442	do_reload_perl;	3791	do_reload_perl;
3443	undef $RELOAD_WATCHER;	3792	undef $RELOAD_WATCHER;
3444	},	3793	};
3445	);	3794	};
3446	}	3795	}
3447		3796
3448	register_command "reload" => sub {	3797	register_command "reload" => sub {
3449	my ($who, $arg) = @_;	3798	my ($who, $arg) = @_;
3450		3799
…		…
3463		3812
3464	our @WAIT_FOR_TICK;	3813	our @WAIT_FOR_TICK;
3465	our @WAIT_FOR_TICK_BEGIN;	3814	our @WAIT_FOR_TICK_BEGIN;
3466		3815
3467	sub wait_for_tick {	3816	sub wait_for_tick {
3468	return unless $TICK_WATCHER->is_active;
3469	return if $Coro::current == $Coro::main;	3817	return if tick_inhibit || $Coro::current == $Coro::main;
3470		3818
3471	my $signal = new Coro::Signal;	3819	my $signal = new Coro::Signal;
3472	push @WAIT_FOR_TICK, $signal;	3820	push @WAIT_FOR_TICK, $signal;
3473	$signal->wait;	3821	$signal->wait;
3474	}	3822	}
3475		3823
3476	sub wait_for_tick_begin {	3824	sub wait_for_tick_begin {
3477	return unless $TICK_WATCHER->is_active;
3478	return if $Coro::current == $Coro::main;	3825	return if tick_inhibit || $Coro::current == $Coro::main;
3479		3826
3480	my $signal = new Coro::Signal;	3827	my $signal = new Coro::Signal;
3481	push @WAIT_FOR_TICK_BEGIN, $signal;	3828	push @WAIT_FOR_TICK_BEGIN, $signal;
3482	$signal->wait;	3829	$signal->wait;
3483	}	3830	}
3484		3831
3485	$TICK_WATCHER = Event->timer (	3832	sub tick {
3486	reentrant => 0,
3487	parked => 1,
3488	prio => 0,
3489	at => $NEXT_TICK || $TICK,
3490	data => WF_AUTOCANCEL,
3491	cb => sub {
3492	if ($Coro::current != $Coro::main) {	3833	if ($Coro::current != $Coro::main) {
3493	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3834	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3494	unless ++$bug_warning > 10;	3835	unless ++$bug_warning > 10;
3495	return;	3836	return;
3496	}	3837	}
3497		3838
3498	$NOW = $tick_start = Event::time;
3499
3500	cf::server_tick; # one server iteration	3839	cf::server_tick; # one server iteration
3501		3840
3502	$RUNTIME += $TICK;
3503	$NEXT_TICK += $TICK;
3504
3505	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3841	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3506	$NEXT_RUNTIME_WRITE = $NOW + 10;	3842	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3507	Coro::async_pool {	3843	Coro::async_pool {
3508	$Coro::current->{desc} = "runtime saver";	3844	$Coro::current->{desc} = "runtime saver";
3509	write_runtime	3845	write_runtime_sync
3510	or warn "ERROR: unable to write runtime file: $!";	3846	or warn "ERROR: unable to write runtime file: $!";
3511	};
3512	}	3847	};
		3848	}
3513		3849
3514	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3850	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3515	$sig->send;	3851	$sig->send;
3516	}	3852	}
3517	while (my $sig = shift @WAIT_FOR_TICK) {	3853	while (my $sig = shift @WAIT_FOR_TICK) {
3518	$sig->send;	3854	$sig->send;
3519	}	3855	}
3520		3856
3521	$NOW = Event::time;	3857	$LOAD = ($NOW - $TICK_START) / $TICK;
3522
3523	# if we are delayed by four ticks or more, skip them all
3524	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3525
3526	$TICK_WATCHER->at ($NEXT_TICK);
3527	$TICK_WATCHER->start;
3528
3529	$LOAD = ($NOW - $tick_start) / $TICK;
3530	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3858	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3531		3859
3532	_post_tick;	3860	if (0) {
		3861	if ($NEXT_TICK) {
		3862	my $jitter = $TICK_START - $NEXT_TICK;
		3863	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3864	warn "jitter $JITTER\n";#d#
		3865	}
3533	},	3866	}
3534	);	3867	}
3535		3868
3536	{	3869	{
		3870	# configure BDB
		3871
3537	BDB::min_parallel 8;	3872	BDB::min_parallel 8;
3538	BDB::max_poll_time $TICK * 0.1;	3873	BDB::max_poll_reqs $TICK * 0.1;
3539	$BDB_POLL_WATCHER = Event->io (	3874	$AnyEvent::BDB::WATCHER->priority (1);
3540	reentrant => 0,
3541	fd => BDB::poll_fileno,
3542	poll => 'r',
3543	prio => 0,
3544	data => WF_AUTOCANCEL,
3545	cb => \&BDB::poll_cb,
3546	);
3547
3548	BDB::set_sync_prepare {
3549	my $status;
3550	my $current = $Coro::current;
3551	(
3552	sub {
3553	$status = $!;
3554	$current->ready; undef $current;
3555	},
3556	sub {
3557	Coro::schedule while defined $current;
3558	$! = $status;
3559	},
3560	)
3561	};
3562		3875
3563	unless ($DB_ENV) {	3876	unless ($DB_ENV) {
3564	$DB_ENV = BDB::db_env_create;	3877	$DB_ENV = BDB::db_env_create;
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3878	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3566	| BDB::LOG_AUTOREMOVE, 1);	3879	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3880	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3567	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3881	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3568	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3882	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3569		3883
3570	cf::sync_job {	3884	cf::sync_job {
3571	eval {	3885	eval {
…		…
3581		3895
3582	cf::cleanup "db_env_open(db): $@" if $@;	3896	cf::cleanup "db_env_open(db): $@" if $@;
3583	};	3897	};
3584	}	3898	}
3585		3899
3586	$BDB_DEADLOCK_WATCHER = Event->timer (	3900	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3587	after => 3,
3588	interval => 1,
3589	hard => 1,
3590	prio => 0,
3591	data => WF_AUTOCANCEL,
3592	cb => sub {
3593	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3901	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3594	},
3595	);	3902	};
3596	$BDB_CHECKPOINT_WATCHER = Event->timer (	3903	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3597	after => 11,
3598	interval => 60,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3904	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3604	},
3605	);	3905	};
3606	$BDB_TRICKLE_WATCHER = Event->timer (	3906	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3607	after => 5,
3608	interval => 10,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3907	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3614	},
3615	);	3908	};
3616	}	3909	}
3617		3910
3618	{	3911	{
		3912	# configure IO::AIO
		3913
3619	IO::AIO::min_parallel 8;	3914	IO::AIO::min_parallel 8;
3620
3621	undef $Coro::AIO::WATCHER;
3622	IO::AIO::max_poll_time $TICK * 0.1;	3915	IO::AIO::max_poll_time $TICK * 0.1;
3623	$AIO_POLL_WATCHER = Event->io (	3916	undef $AnyEvent::AIO::WATCHER;
3624	reentrant => 0,
3625	data => WF_AUTOCANCEL,
3626	fd => IO::AIO::poll_fileno,
3627	poll => 'r',
3628	prio => 0,
3629	cb => \&IO::AIO::poll_cb,
3630	);
3631	}	3917	}
3632		3918
3633	my $_log_backtrace;	3919	my $_log_backtrace;
3634		3920
3635	sub _log_backtrace {	3921	sub _log_backtrace {
…		…
3638	$msg =~ s/\n//;	3924	$msg =~ s/\n//;
3639		3925
3640	# limit the # of concurrent backtraces	3926	# limit the # of concurrent backtraces
3641	if ($_log_backtrace < 2) {	3927	if ($_log_backtrace < 2) {
3642	++$_log_backtrace;	3928	++$_log_backtrace;
		3929	my $perl_bt = Carp::longmess $msg;
3643	async {	3930	async {
3644	$Coro::current->{desc} = "abt $msg";	3931	$Coro::current->{desc} = "abt $msg";
3645		3932
3646	my @bt = fork_call {	3933	my @bt = fork_call {
3647	@addr = map { sprintf "%x", $_ } @addr;	3934	@addr = map { sprintf "%x", $_ } @addr;
…		…
3658	}	3945	}
3659		3946
3660	@funcs	3947	@funcs
3661	};	3948	};
3662		3949
3663	LOG llevInfo, "[ABT] $msg\n";	3950	LOG llevInfo, "[ABT] $perl_bt\n";
		3951	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3664	LOG llevInfo, "[ABT] $_\n" for @bt;	3952	LOG llevInfo, "[ABT] $_\n" for @bt;
3665	--$_log_backtrace;	3953	--$_log_backtrace;
3666	};	3954	};
3667	} else {	3955	} else {
3668	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $msg\n";
3669	LOG llevInfo, "[ABT] [suppressed]\n";	3957	LOG llevInfo, "[ABT] [suppressed]\n";
3670	}	3958	}
3671	}	3959	}
3672		3960
3673	# load additional modules	3961	# load additional modules
3674	use cf::pod;	3962	require "cf/$_.pm" for @EXTRA_MODULES;
3675		3963
3676	END { cf::emergency_save }	3964	END { cf::emergency_save }
3677		3965
3678	1	3966	1
3679		3967

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