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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.358 by root, Fri Sep 7 18:10:52 2007 UTC vs.
Revision 1.465 by root, Thu Jan 8 00:54:55 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	115	our $DB_ENV;
86		116
87	our %CFG;	117	our %CFG;
88		118
89	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
91		122
92	our (%PLAYER, %PLAYER_LOADING); # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
95		126
96	# used to convert map paths into valid unix filenames by replacing / by ∕	127	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		129
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	130	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		138
103	binmode STDOUT;	139	binmode STDOUT;
104	binmode STDERR;	140	binmode STDERR;
105		141
106	# read virtual server time, if available	142	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
111	}	147	}
112		148
113	mkdir $_	149	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		195
160	The raw value load value from the last tick.	196	The raw value load value from the last tick.
161		197
162	=item %cf::CFG	198	=item %cf::CFG
163		199
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	201	from wherever your confdir points to.
166		202
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		204
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	223	$msg .= "\n"
188	unless $msg =~ /\n$/;	224	unless $msg =~ /\n$/;
189		225
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		227
192	utf8::encode $msg;
193	LOG llevError, $msg;	228	LOG llevError, $msg;
194	};	229	};
195	}	230	}
		231
		232	$Coro::State::DIEHOOK = sub {
		233	return unless $^S eq 0; # "eq", not "=="
		234
		235	if ($Coro::current == $Coro::main) {#d#
		236	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		237	return;#d#
		238	}#d#
		239
		240	# kill coroutine otherwise
		241	warn Carp::longmess $_[0];
		242	Coro::terminate
		243	};
		244
		245	$SIG{__DIE__} = sub { }; #d#?
196		246
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	257	for my $pkg (qw(
208	cf::global cf::attachable	258	cf::global cf::attachable
209	cf::object cf::object::player	259	cf::object cf::object::player
210	cf::client cf::player	260	cf::client cf::player
211	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
212	cf::map cf::party cf::region	263	cf::party cf::region
213	)) {	264	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	266	}
217		267
218	$Event::DIED = sub {	268	$EV::DIED = sub {
219	warn "error in event callback: @_";	269	warn "error in event callback: @_";
220	};	270	};
221		271
222	#############################################################################	272	#############################################################################
223		273
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	297	$d
248	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
249	}	299	}
250		300
251	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
252		302
253	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
254		304
255	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
256		306
257	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
258		308
259	=cut	309	=cut
260		310
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		312
263	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	314	sub decode_json($) { $json_coder->decode ($_[0]) }
		315
		316	=item cf::post_init { BLOCK }
		317
		318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		319	but I<before> the server starts ticking again.
		320
		321	The cdoeblock will have a single boolean argument to indicate whether this
		322	is a reload or not.
		323
		324	=cut
		325
		326	sub post_init(&) {
		327	push @POST_INIT, shift;
		328	}
265		329
266	=item cf::lock_wait $string	330	=item cf::lock_wait $string
267		331
268	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
269		333
270	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
271		335
272	Wait until the given lock is available and then acquires it and returns	336	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	337	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	338	for example when the coroutine gets canceled), the lock is automatically
275	returned.	339	returned.
276		340
277	Locks are *not* recursive, locking from the same coro twice results in a	341	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	342	deadlocked coro.
…		…
284		348
285	Return true if the lock is currently active, i.e. somebody has locked it.	349	Return true if the lock is currently active, i.e. somebody has locked it.
286		350
287	=cut	351	=cut
288		352
289	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		354
292	sub lock_wait($) {	355	sub lock_wait($) {
293	my ($key) = @_;	356	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	357	}
306		358
307	sub lock_acquire($) {	359	sub lock_acquire($) {
308	my ($key) = @_;	360	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	361	}
322		362
323	sub lock_active($) {	363	sub lock_active($) {
324	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	365	}
328		366
329	sub freeze_mainloop {	367	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
331		369
332	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	371	}
334	};	372
335	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
336	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
337	}	386	}
338		387
339	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
340		389
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
354		403
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
357	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
358		409
359	while () {	410	while () {
360	next_job:	411	next_job:
361	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
369	}	420	}
370	}	421	}
371	}	422	}
372		423
373	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	427	$signal->wait;
377	} else {	428	} else {
378	Coro::schedule;	429	Coro::schedule;
379	}	430	}
380	}	431	}
381	};	432	};
382		433
383	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
384	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
385		438
386	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
388		441
…		…
402		455
403	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
404		457
405	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
406		459
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	463	acceptable.
411		464
412	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
418		471
419	sub sync_job(&) {	472	sub sync_job(&) {
420	my ($job) = @_;	473	my ($job) = @_;
421		474
422	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	476	my $time = EV::time;
424		477
425	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
427		480
428	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	482
430	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
431		484
432	my $busy = 1;	485	my $busy = 1;
433	my @res;	486	my @res;
434		487
435	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	490	@res = eval { $job->() };
437	warn $@ if $@;	491	warn $@ if $@;
438	undef $busy;	492	undef $busy;
439	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
440		494
441	while ($busy) {	495	while ($busy) {
442	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
443	}	500	}
		501	}
444		502
445	$time = Event::time - $time;	503	my $time = EV::time - $time;
446		504
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
451		506
452	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
453	} else {	508	} else {
454	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
455		510
…		…
480	=item fork_call { }, $args	535	=item fork_call { }, $args
481		536
482	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
486		541
487	=cut	542	=cut
488		543
489	sub fork_call(&@) {	544	sub fork_call(&@) {
490	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
…		…
499	}, @args;	554	}, @args;
500		555
501	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
502	}	557	}
503		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
		584	}
		585
504	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
505		587
506	Returns a single value from the environment database.	588	Returns a single value from the environment database.
507		589
508	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
509		591
510	Stores the given C<$value> in the family. It can currently store binary	592	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
513	=cut	600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
514		618
515	our $DB;	619	our $DB;
516		620
517	sub db_init {	621	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	622	cf::sync_job {
522	eval {	623	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	624	};
532	}	625	}
533		626
534	sub db_get($$) {	627	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
536		629
…		…
634		727
635	#############################################################################	728	#############################################################################
636		729
637	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
638		731
639	Many objects in crossfire are so-called attachable objects. That means you can	732	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
642		735
643	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	738	Deliantra).
646		739
647	=over 4	740	=over 4
648		741
649	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
650		743
…		…
694	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
695		788
696	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
698		791
699	Some classes such as crossfire maps and objects can specify attachments	792	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	793	that are attached at load/instantiate time, thus the need for a name.
701		794
702	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
703		796
704	=over 4	797	=over 4
…		…
932	}	1025	}
933		1026
934	0	1027	0
935	}	1028	}
936		1029
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1031
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1033
941	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
942		1035
…		…
948		1041
949	=cut	1042	=cut
950		1043
951	#############################################################################	1044	#############################################################################
952	# object support	1045	# object support
953	#
954		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
955	sub _can_merge {	1080	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
957		1082
958	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1084
962	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
963	}	1087	}
964		1088
965	sub reattach {	1089	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1091	my ($obj) = @_;
968		1092
		1093	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1095
971	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
972		1097
973	@$registry = ();	1098	@$registry = ();
974		1099
…		…
989	cf::attachable->attach (	1114	cf::attachable->attach (
990	prio => -1000000,	1115	prio => -1000000,
991	on_instantiate => sub {	1116	on_instantiate => sub {
992	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
993		1118
994	$data = from_json $data;	1119	$data = decode_json $data;
995		1120
996	for (@$data) {	1121	for (@$data) {
997	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
998		1123
999	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1138	);
1014		1139
1015	sub object_freezer_save {	1140	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
1017		1142
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1143	sync_job {
1021	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1024		1148
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1153	aio_close $fh;
1030		1154
1031	if (@$objs) {	1155	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1037	close $fh;	1161	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1163	}
1040	} else {	1164	} else {
1041	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1042	}	1166	}
1043		1167
1044	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1172	} else {
1046	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1047	}	1174	}
1048	} else {	1175	} else {
1049	aio_unlink $filename;	1176	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1051	}	1178	}
1052	};	1179	};
1053
1054	undef $guard;
1055	}	1180	}
1056		1181
1057	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1059		1184
…		…
1064		1189
1065	sub object_thawer_load {	1190	sub object_thawer_load {
1066	my ($filename) = @_;	1191	my ($filename) = @_;
1067		1192
1068	my ($data, $av);	1193	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1194
1072	(aio_load $filename, $data) >= 0	1195	(aio_load $filename, $data) >= 0
1073	or return;	1196	or return;
1074		1197
1075	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1200	or return;
1078		1201
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1081	}	1204	}
1082		1205
		1206	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
1085		1209
1086	($data, $av)	1210	($data, $av)
1087	}	1211	}
1088		1212
1089	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1146		1270
1147	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1148	}	1272	}
1149		1273
		1274	use File::Glob ();
		1275
1150	cf::player->attach (	1276	cf::player->attach (
1151	on_command => sub {	1277	on_command => sub {
1152	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1153		1279
1154	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1186		1312
1187	cf::override;	1313	cf::override;
1188	},	1314	},
1189	);	1315	);
1190		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
		1329
1191	sub load_extensions {	1330	sub load_extensions {
1192	cf::sync_job {	1331	cf::sync_job {
1193	my %todo;	1332	my %todo;
1194		1333
1195	for my $path (<$LIBDIR/*.ext>) {	1334	for my $path (<$LIBDIR/*.ext>) {
…		…
1214		1353
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1356
1218	$ext{source} =	1357	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1221	. $source	1360	. $source
1222	. "\n};\n1";	1361	. "\n};\n1";
1223		1362
1224	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1242		1381
1243	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1383	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1385	}
1248		1386
1249	warn $msg;	1387	warn $msg;
1250	}	1388	}
1251		1389
…		…
1265		1403
1266	=back	1404	=back
1267		1405
1268	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1269		1407
1270	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1271		1409
1272	=cut	1410	=cut
1273		1411
1274	package cf::player;	1412	package cf::player;
1275		1413
1276	use Coro::AIO;	1414	use Coro::AIO;
1277		1415
1278	=head3 cf::player	1416	=head3 cf::player
1279		1417
1280	=over 4	1418	=over 4
		1419
		1420	=item cf::player::num_playing
		1421
		1422	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1423
		1424	=cut
		1425
		1426	sub num_playing {
		1427	scalar grep
		1428	$_->ob->map
		1429	&& !$_->hidden
		1430	&& !$_->ob->flag (cf::FLAG_WIZ),
		1431	cf::player::list
		1432	}
1281		1433
1282	=item cf::player::find $login	1434	=item cf::player::find $login
1283		1435
1284	Returns the given player object, loading it if necessary (might block).	1436	Returns the given player object, loading it if necessary (might block).
1285		1437
…		…
1304		1456
1305	sub exists($) {	1457	sub exists($) {
1306	my ($login) = @_;	1458	my ($login) = @_;
1307		1459
1308	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1310	}	1462	}
1311		1463
1312	sub find($) {	1464	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1466	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1476	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1477
1326	my $f = new_from_file cf::object::thawer path $login	1478	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1479	or return;
1328		1480
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1481	my $pl = cf::player::load_pl $f
1331	or return;	1482	or return;
		1483
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1484	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1485	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1335	}	1487	}
1336	}	1488	}
…		…
1346		1498
1347	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1348		1500
1349	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
		1503
		1504	cf::get_slot 0.01;
1351		1505
1352	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1507	cf::cede_to_tick;
1354	}	1508	}
1355		1509
…		…
1387	my ($pl) = @_;	1541	my ($pl) = @_;
1388		1542
1389	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1390		1544
1391	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1547
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1398		1554
1399	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1595
1440	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
1441	my $path = path $login;	1597	my $path = path $login;
1442		1598
1443	# a .pst is a dead give-away for a valid player	1599	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1605	}
1449		1606
…		…
1480	}	1637	}
1481		1638
1482	\@paths	1639	\@paths
1483	}	1640	}
1484		1641
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1643
1487	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1645
1536	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1537		1647
1538	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1539		1649
…		…
1606	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1608		1718
1609	sub generate_random_map {	1719	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1720	my ($self, $rmp) = @_;
		1721
		1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1723
1611	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1725	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1850
1738	# the temporary/swap location	1851	# the temporary/swap location
1739	sub save_path {	1852	sub save_path {
1740	my ($self) = @_;	1853	my ($self) = @_;
1741		1854
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1744	}	1857	}
1745		1858
1746	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1747	sub uniq_path {	1860	sub uniq_path {
1748	my ($self) = @_;	1861	my ($self) = @_;
1749		1862
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	1865	}
1762		1866
1763	sub decay_objects {	1867	sub decay_objects {
1764	my ($self) = @_;	1868	my ($self) = @_;
1765		1869
…		…
1849	sub find {	1953	sub find {
1850	my ($path, $origin) = @_;	1954	my ($path, $origin) = @_;
1851		1955
1852	$path = normalise $path, $origin && $origin->path;	1956	$path = normalise $path, $origin && $origin->path;
1853		1957
1854	cf::lock_wait "map_data:$path";#d#remove	1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	1959	my $guard2 = cf::lock_acquire "map_find:$path";
1856		1960
1857	$cf::MAP{$path} || do {	1961	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1862	or return;	1963	or return;
1863		1964
1864	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1865		1966
…		…
1867	or return;	1968	or return;
1868		1969
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
1872	undef $guard1;	1974	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	1975	$map->reset;
1875	return find $path;	1976	return find $path;
1876	}	1977	}
1877		1978
1878	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
…		…
1891		1992
1892	{	1993	{
1893	my $guard = cf::lock_acquire "map_data:$path";	1994	my $guard = cf::lock_acquire "map_data:$path";
1894		1995
1895	return unless $self->valid;	1996	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	1997	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		1998
1898	$self->in_memory (cf::MAP_LOADING);	1999	$self->in_memory (cf::MAP_LOADING);
1899		2000
1900	$self->alloc;	2001	$self->alloc;
1901		2002
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2006	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2007	$f->skip_block;
1907	$self->_load_objects ($f)	2008	$self->_load_objects ($f)
1908	or return;	2009	or return;
1909		2010
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1911	if delete $self->{load_original};	2012	if delete $self->{load_original};
1912		2013
1913	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2015	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2016	unless (aio_stat $uniq) {
…		…
1933	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2035	$self->decay_objects;
1935	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1936	$self->update_buttons;	2037	$self->update_buttons;
1937	cf::cede_to_tick;	2038	cf::cede_to_tick;
1938	$self->set_darkness_map;
1939	cf::cede_to_tick;
1940	$self->activate;	2039	$self->activate;
1941	}	2040	}
1942		2041
1943	$self->{last_save} = $cf::RUNTIME;	2042	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2043	$self->last_access ($cf::RUNTIME);
1945		2044
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2045	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2046	}
1948		2047
1949	$self->post_load;	2048	$self->post_load;
1950	}	2049	}
1951		2050
…		…
2009	my ($path, $origin, $load) = @_;	2108	my ($path, $origin, $load) = @_;
2010		2109
2011	$path = normalise $path, $origin && $origin->{path};	2110	$path = normalise $path, $origin && $origin->{path};
2012		2111
2013	if (my $map = $cf::MAP{$path}) {	2112	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2114	}
2016		2115
2017	$MAP_PREFETCH{$path} |= $load;	2116	$MAP_PREFETCH{$path} |= $load;
2018		2117
2019	$MAP_PREFETCHER ||= cf::async {	2118	$MAP_PREFETCHER ||= cf::async {
		2119	$Coro::current->{desc} = "map prefetcher";
		2120
2020	while (%MAP_PREFETCH) {	2121	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2122	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2123	if (my $map = find $k) {
2023	$map->load if $v;	2124	$map->load if $v;
2024	}	2125	}
…		…
2050	return if $self->{deny_save};	2151	return if $self->{deny_save};
2051		2152
2052	local $self->{last_access} = $self->last_access;#d#	2153	local $self->{last_access} = $self->last_access;#d#
2053		2154
2054	cf::async {	2155	cf::async {
		2156	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2157	$_->contr->save for $self->players;
2056	};	2158	};
		2159
		2160	cf::get_slot 0.02;
2057		2161
2058	if ($uniq) {	2162	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2165	} else {
…		…
2070	$self->save;	2174	$self->save;
2071		2175
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2176	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2177
2074	return if $self->players;	2178	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2179	return if $self->in_memory != cf::MAP_ACTIVE;
2076	return if $self->{deny_save};	2180	return if $self->{deny_save};
2077		2181
		2182	$self->in_memory (cf::MAP_SWAPPED);
		2183
2078	$self->deactivate;	2184	$self->deactivate;
		2185	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2186	$self->clear;
2080	$self->in_memory (cf::MAP_SWAPPED);
2081	}	2187	}
2082		2188
2083	sub reset_at {	2189	sub reset_at {
2084	my ($self) = @_;	2190	my ($self) = @_;
2085		2191
…		…
2118	}	2224	}
2119		2225
2120	delete $cf::MAP{$self->path};	2226	delete $cf::MAP{$self->path};
2121		2227
2122	$self->deactivate;	2228	$self->deactivate;
		2229	$_->clear_links_to ($self) for values %cf::MAP;
2123	$self->clear;	2230	$self->clear;
2124
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126		2231
2127	$self->unlink_save;	2232	$self->unlink_save;
2128	$self->destroy;	2233	$self->destroy;
2129	}	2234	}
2130		2235
…		…
2197		2302
2198	sub unique_maps() {	2303	sub unique_maps() {
2199	[	2304	[
2200	map {	2305	map {
2201	utf8::decode $_;	2306	utf8::decode $_;
2202	/\.map$/	2307	s/\.map$//; # TODO future compatibility hack
		2308	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2309	? ()
2203	? normalise $_	2310	: normalise $_
2204	: ()
2205	} @{ aio_readdir $UNIQUEDIR or [] }	2311	} @{ aio_readdir $UNIQUEDIR or [] }
2206	]	2312	]
2207	}	2313	}
2208		2314
2209	package cf;
2210
2211	=back	2315	=back
2212		2316
2213	=head3 cf::object	2317	=head3 cf::object
2214		2318
2215	=cut	2319	=cut
…		…
2218		2322
2219	=over 4	2323	=over 4
2220		2324
2221	=item $ob->inv_recursive	2325	=item $ob->inv_recursive
2222		2326
2223	Returns the inventory of the object _and_ their inventories, recursively.	2327	Returns the inventory of the object I<and> their inventories, recursively,
		2328	but I<not> the object itself.
2224		2329
2225	=cut	2330	=cut
2226		2331
2227	sub inv_recursive_;	2332	sub inv_recursive_;
2228	sub inv_recursive_ {	2333	sub inv_recursive_ {
…		…
2233	inv_recursive_ inv $_[0]	2338	inv_recursive_ inv $_[0]
2234	}	2339	}
2235		2340
2236	=item $ref = $ob->ref	2341	=item $ref = $ob->ref
2237		2342
2238	creates and returns a persistent reference to an objetc that can be stored as a string.	2343	Creates and returns a persistent reference to an object that can be stored as a string.
2239		2344
2240	=item $ob = cf::object::deref ($refstring)	2345	=item $ob = cf::object::deref ($refstring)
2241		2346
2242	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2243	even if the object actually exists. May block.	2348	even if the object actually exists. May block.
…		…
2245	=cut	2350	=cut
2246		2351
2247	sub deref {	2352	sub deref {
2248	my ($ref) = @_;	2353	my ($ref) = @_;
2249		2354
2250	# temporary compatibility#TODO#remove
2251	$ref =~ s{^<}{player/<};
2252
2253	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2355	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2254	my ($uuid, $name) = ($1, $2);	2356	my ($uuid, $name) = ($1, $2);
2255	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2357	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2256	or return;	2358	or return;
2257	$pl->ob->uuid eq $uuid	2359	$pl->ob->uuid eq $uuid
2258	or return;	2360	or return;
…		…
2278	can be C<undef>. Does the right thing when the player is currently in a	2380	can be C<undef>. Does the right thing when the player is currently in a
2279	dialogue with the given NPC character.	2381	dialogue with the given NPC character.
2280		2382
2281	=cut	2383	=cut
2282		2384
		2385	our $SAY_CHANNEL = {
		2386	id => "say",
		2387	title => "Map",
		2388	reply => "say ",
		2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2390	};
		2391
		2392	our $CHAT_CHANNEL = {
		2393	id => "chat",
		2394	title => "Chat",
		2395	reply => "chat ",
		2396	tooltip => "Player chat and shouts, global to the server.",
		2397	};
		2398
2283	# rough implementation of a future "reply" method that works	2399	# rough implementation of a future "reply" method that works
2284	# with dialog boxes.	2400	# with dialog boxes.
2285	#TODO: the first argument must go, split into a $npc->reply_to ( method	2401	#TODO: the first argument must go, split into a $npc->reply_to ( method
2286	sub cf::object::player::reply($$$;$) {	2402	sub cf::object::player::reply($$$;$) {
2287	my ($self, $npc, $msg, $flags) = @_;	2403	my ($self, $npc, $msg, $flags) = @_;
…		…
2298	my $dialog = $pl->{npc_dialog};	2414	my $dialog = $pl->{npc_dialog};
2299	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2415	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2300		2416
2301	} else {	2417	} else {
2302	$msg = $npc->name . " says: $msg" if $npc;	2418	$msg = $npc->name . " says: $msg" if $npc;
2303	$self->message ($msg, $flags);	2419	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2304	}	2420	}
2305	}	2421	}
2306	}	2422	}
2307		2423
2308	=item $object->send_msg ($channel, $msg, $color, [extra...])	2424	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2333		2449
2334	=item $player_object->enter_link	2450	=item $player_object->enter_link
2335		2451
2336	Freezes the player and moves him/her to a special map (C<{link}>).	2452	Freezes the player and moves him/her to a special map (C<{link}>).
2337		2453
2338	The player should be reasonably safe there for short amounts of time. You	2454	The player should be reasonably safe there for short amounts of time (e.g.
2339	I<MUST> call C<leave_link> as soon as possible, though.	2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2456	though, as the palyer cannot control the character while it is on the link
		2457	map.
2340		2458
2341	Will never block.	2459	Will never block.
2342		2460
2343	=item $player_object->leave_link ($map, $x, $y)	2461	=item $player_object->leave_link ($map, $x, $y)
2344		2462
…		…
2402		2520
2403	$map->load;	2521	$map->load;
2404	$map->load_neighbours;	2522	$map->load_neighbours;
2405		2523
2406	return unless $self->contr->active;	2524	return unless $self->contr->active;
		2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2407	$self->activate_recursive;	2526	$self->activate_recursive;
2408		2527
2409	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2410	$self->enter_map ($map, $x, $y);	2529	$self->enter_map ($map, $x, $y);
2411	}	2530	}
…		…
2416	her, loading and preparing them map, calling the provided $check callback	2535	her, loading and preparing them map, calling the provided $check callback
2417	that has to return the map if sucecssful, and then unfreezes the player on	2536	that has to return the map if sucecssful, and then unfreezes the player on
2418	the new (success) or old (failed) map position. In either case, $done will	2537	the new (success) or old (failed) map position. In either case, $done will
2419	be called at the end of this process.	2538	be called at the end of this process.
2420		2539
		2540	Note that $check will be called with a potentially non-loaded map, so if
		2541	it needs a loaded map it has to call C<< ->load >>.
		2542
2421	=cut	2543	=cut
2422		2544
2423	our $GOTOGEN;	2545	our $GOTOGEN;
2424		2546
2425	sub cf::object::player::goto {	2547	sub cf::object::player::goto {
…		…
2429	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2430		2552
2431	$self->enter_link;	2553	$self->enter_link;
2432		2554
2433	(async {	2555	(async {
		2556	$Coro::current->{desc} = "player::goto $path $x $y";
		2557
		2558	# *tag paths override both path and x|y
		2559	if ($path =~ /^\*(.*)$/) {
		2560	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2561	my $ob = $obs[rand @obs];
		2562
		2563	# see if we actually can go there
		2564	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2565	$ob = $obs[rand @obs];
		2566	} else {
		2567	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2568	}
		2569	# else put us there anyways for now #d#
		2570
		2571	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2572	} else {
		2573	($path, $x, $y) = (undef, undef, undef);
		2574	}
		2575	}
		2576
2434	my $map = eval {	2577	my $map = eval {
2435	my $map = cf::map::find $path;	2578	my $map = defined $path ? cf::map::find $path : undef;
2436		2579
2437	if ($map) {	2580	if ($map) {
2438	$map = $map->customise_for ($self);	2581	$map = $map->customise_for ($self);
2439	$map = $check->($map) if $check && $map;	2582	$map = $check->($map) if $check && $map;
2440	} else {	2583	} else {
2441	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2442	}	2585	}
2443		2586
2444	$map	2587	$map
2445	};	2588	};
2446		2589
…		…
2482	}	2625	}
2483		2626
2484	sub prepare_random_map {	2627	sub prepare_random_map {
2485	my ($exit) = @_;	2628	my ($exit) = @_;
2486		2629
2487	my $guard = cf::lock_acquire "exit_prepare:$exit";
2488
2489	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2490	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2491	# that depends on the exit object	2632	# that depends on the exit object
2492		2633
2493	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2495	if ($exit->map) {	2636	if ($exit->map) {
2496	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2497	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2498	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2499	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2500	}	2643	}
2501		2644
2502	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2503		2646
2504	my $data = cf::to_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2505	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2506	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2507		2650
2508	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2509	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2510	undef $fh;	2653	undef $fh;
2511	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2512		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2513	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2514	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2515	}	2662	}
2516	}	2663	}
2517		2664
2518	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2519	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2520		2667
2521	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2522		2669
2523	if ($exit->slaying eq "/!") {
2524	#TODO: this should de-fi-ni-te-ly not be a sync-job
2525	# the problem is that $exit might not survive long enough
2526	# so it needs to be done right now, right here
2527	cf::sync_job { prepare_random_map $exit };
2528	}
2529
2530	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2531	my $hp = $exit->stats->hp;
2532	my $sp = $exit->stats->sp;
2533
2534	$self->enter_link;	2670	$self->enter_link;
2535		2671
2536	# if exit is damned, update players death & WoR home-position
2537	$self->contr->savebed ($slaying, $hp, $sp)
2538	if $exit->flag (FLAG_DAMNED);
2539
2540	(async {	2672	(async {
2541	$self->deactivate_recursive; # just to be sure	2673	$Coro::current->{desc} = "enter_exit";
		2674
2542	unless (eval {	2675	unless (eval {
		2676	$self->deactivate_recursive; # just to be sure
		2677
		2678	# random map handling
		2679	{
		2680	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2681
		2682	prepare_random_map $exit
		2683	if $exit->slaying eq "/!";
		2684	}
		2685
		2686	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2687	my $x = $exit->stats->hp;
		2688	my $y = $exit->stats->sp;
		2689
2543	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2544		2691
		2692	# if exit is damned, update players death & WoR home-position
		2693	$self->contr->savebed ($map, $x, $y)
		2694	if $exit->flag (cf::FLAG_DAMNED);
		2695
2545	1;	2696	1
2546	}) {	2697	}) {
2547	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2548	. "I'll try to bring you back to the map you were before. "	2699	. "I'll try to bring you back to the map you were before. "
2549	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2550	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2551		2702
2552	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2580	the message, with C<log> being the default. If C<$color> is negative, suppress	2731	the message, with C<log> being the default. If C<$color> is negative, suppress
2581	the message unless the client supports the msg packet.	2732	the message unless the client supports the msg packet.
2582		2733
2583	=cut	2734	=cut
2584		2735
		2736	# non-persistent channels (usually the info channel)
2585	our %CHANNEL = (	2737	our %CHANNEL = (
2586	"c/identify" => {	2738	"c/identify" => {
2587	id => "identify",	2739	id => "infobox",
2588	title => "Identify",	2740	title => "Identify",
2589	reply => undef,	2741	reply => undef,
2590	tooltip => "Items recently identified",	2742	tooltip => "Items recently identified",
2591	},	2743	},
2592	"c/examine" => {	2744	"c/examine" => {
2593	id => "examine",	2745	id => "infobox",
2594	title => "Examine",	2746	title => "Examine",
2595	reply => undef,	2747	reply => undef,
2596	tooltip => "Signs and other items you examined",	2748	tooltip => "Signs and other items you examined",
2597	},	2749	},
		2750	"c/book" => {
		2751	id => "infobox",
		2752	title => "Book",
		2753	reply => undef,
		2754	tooltip => "The contents of a note or book",
		2755	},
		2756	"c/lookat" => {
		2757	id => "infobox",
		2758	title => "Look",
		2759	reply => undef,
		2760	tooltip => "What you saw there",
		2761	},
		2762	"c/who" => {
		2763	id => "infobox",
		2764	title => "Players",
		2765	reply => undef,
		2766	tooltip => "Shows players who are currently online",
		2767	},
		2768	"c/body" => {
		2769	id => "infobox",
		2770	title => "Body Parts",
		2771	reply => undef,
		2772	tooltip => "Shows which body parts you posess and are available",
		2773	},
		2774	"c/statistics" => {
		2775	id => "infobox",
		2776	title => "Statistics",
		2777	reply => undef,
		2778	tooltip => "Shows your primary statistics",
		2779	},
		2780	"c/skills" => {
		2781	id => "infobox",
		2782	title => "Skills",
		2783	reply => undef,
		2784	tooltip => "Shows your experience per skill and item power",
		2785	},
		2786	"c/resistances" => {
		2787	id => "infobox",
		2788	title => "Resistances",
		2789	reply => undef,
		2790	tooltip => "Shows your resistances",
		2791	},
		2792	"c/pets" => {
		2793	id => "infobox",
		2794	title => "Pets",
		2795	reply => undef,
		2796	tooltip => "Shows information abotu your pets/a specific pet",
		2797	},
		2798	"c/uptime" => {
		2799	id => "infobox",
		2800	title => "Uptime",
		2801	reply => undef,
		2802	tooltip => "How long the server has been running since last restart",
		2803	},
		2804	"c/mapinfo" => {
		2805	id => "infobox",
		2806	title => "Map Info",
		2807	reply => undef,
		2808	tooltip => "Information related to the maps",
		2809	},
		2810	"c/party" => {
		2811	id => "party",
		2812	title => "Party",
		2813	reply => "gsay ",
		2814	tooltip => "Messages and chat related to your party",
		2815	},
		2816	"c/death" => {
		2817	id => "death",
		2818	title => "Death",
		2819	reply => undef,
		2820	tooltip => "Reason for and more info about your most recent death",
		2821	},
		2822	"c/say" => $SAY_CHANNEL,
		2823	"c/chat" => $CHAT_CHANNEL,
2598	);	2824	);
2599		2825
2600	sub cf::client::send_msg {	2826	sub cf::client::send_msg {
2601	my ($self, $channel, $msg, $color, @extra) = @_;	2827	my ($self, $channel, $msg, $color, @extra) = @_;
2602		2828
2603	$msg = $self->pl->expand_cfpod ($msg);	2829	$msg = $self->pl->expand_cfpod ($msg)
		2830	unless $color & cf::NDI_VERBATIM;
2604		2831
2605	$color &= cf::NDI_CLIENT_MASK; # just in case...	2832	$color &= cf::NDI_CLIENT_MASK; # just in case...
2606		2833
2607	# check predefined channels, for the benefit of C	2834	# check predefined channels, for the benefit of C
2608	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2835	if ($CHANNEL{$channel}) {
		2836	$channel = $CHANNEL{$channel};
2609		2837
		2838	$self->ext_msg (channel_info => $channel);
		2839	$channel = $channel->{id};
		2840
2610	if (ref $channel) {	2841	} elsif (ref $channel) {
2611	# send meta info to client, if not yet sent	2842	# send meta info to client, if not yet sent
2612	unless (exists $self->{channel}{$channel->{id}}) {	2843	unless (exists $self->{channel}{$channel->{id}}) {
2613	$self->{channel}{$channel->{id}} = $channel;	2844	$self->{channel}{$channel->{id}} = $channel;
2614	$self->ext_msg (channel_info => $channel)	2845	$self->ext_msg (channel_info => $channel);
2615	if $self->can_msg;
2616	}	2846	}
2617		2847
2618	$channel = $channel->{id};	2848	$channel = $channel->{id};
2619	}	2849	}
2620		2850
2621	return unless @extra || length $msg;	2851	return unless @extra || length $msg;
2622		2852
2623	if ($self->can_msg) {
2624	# default colour, mask it out	2853	# default colour, mask it out
2625	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2626	if $color & cf::NDI_DEF;	2855	if $color & cf::NDI_DEF;
2627		2856
2628	$self->send_packet ("msg " . $self->{json_coder}->encode (	2857	my $pkt = "msg "
		2858	. $self->{json_coder}->encode (
2629	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2630	} else {	2860	);
2631	if ($color >= 0) {
2632	# replace some tags by gcfclient-compatible ones
2633	for ($msg) {
2634	1 while
2635	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2636	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2637	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2638	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2639	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2640	}
2641		2861
2642	$color &= cf::NDI_COLOR_MASK;	2862	# try lzf for large packets
		2863	$pkt = "lzf " . Compress::LZF::compress $pkt
		2864	if 1024 <= length $pkt and $self->{can_lzf};
2643		2865
2644	utf8::encode $msg;	2866	# split very large packets
2645		2867	if (8192 < length $pkt and $self->{can_lzf}) {
2646	if (0 && $msg =~ /\[/) {	2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2647	# COMMAND/INFO	2869	$pkt = "frag";
2648	$self->send_packet ("drawextinfo $color 10 8 $msg")
2649	} else {
2650	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2651	$self->send_packet ("drawinfo $color $msg")
2652	}
2653	}
2654	}	2870	}
		2871
		2872	$self->send_packet ($pkt);
2655	}	2873	}
2656		2874
2657	=item $client->ext_msg ($type, @msg)	2875	=item $client->ext_msg ($type, @msg)
2658		2876
2659	Sends an ext event to the client.	2877	Sends an ext event to the client.
…		…
2832	=pod	3050	=pod
2833		3051
2834	The following functions and methods are available within a safe environment:	3052	The following functions and methods are available within a safe environment:
2835		3053
2836	cf::object	3054	cf::object
2837	contr pay_amount pay_player map x y force_find force_add	3055	contr pay_amount pay_player map x y force_find force_add destroy
2838	insert remove name archname title slaying race decrease_ob_nr	3056	insert remove name archname title slaying race decrease split
2839		3057
2840	cf::object::player	3058	cf::object::player
2841	player	3059	player
2842		3060
2843	cf::player	3061	cf::player
…		…
2848		3066
2849	=cut	3067	=cut
2850		3068
2851	for (	3069	for (
2852	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3070	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2853	insert remove inv name archname title slaying race	3071	insert remove inv nrof name archname title slaying race
2854	decrease_ob_nr)],	3072	decrease split destroy change_exp)],
2855	["cf::object::player" => qw(player)],	3073	["cf::object::player" => qw(player)],
2856	["cf::player" => qw(peaceful)],	3074	["cf::player" => qw(peaceful)],
2857	["cf::map" => qw(trigger)],	3075	["cf::map" => qw(trigger)],
2858	) {	3076	) {
2859	no strict 'refs';	3077	no strict 'refs';
…		…
2964	{	3182	{
2965	my $faces = $facedata->{faceinfo};	3183	my $faces = $facedata->{faceinfo};
2966		3184
2967	while (my ($face, $info) = each %$faces) {	3185	while (my ($face, $info) = each %$faces) {
2968	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3186	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3187
2969	cf::face::set_visibility $idx, $info->{visibility};	3188	cf::face::set_visibility $idx, $info->{visibility};
2970	cf::face::set_magicmap $idx, $info->{magicmap};	3189	cf::face::set_magicmap $idx, $info->{magicmap};
2971	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3190	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2972	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3191	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2973		3192
2974	cf::cede_to_tick;	3193	cf::cede_to_tick;
2975	}	3194	}
2976		3195
2977	while (my ($face, $info) = each %$faces) {	3196	while (my ($face, $info) = each %$faces) {
2978	next unless $info->{smooth};	3197	next unless $info->{smooth};
		3198
2979	my $idx = cf::face::find $face	3199	my $idx = cf::face::find $face
2980	or next;	3200	or next;
		3201
2981	if (my $smooth = cf::face::find $info->{smooth}) {	3202	if (my $smooth = cf::face::find $info->{smooth}) {
2982	cf::face::set_smooth $idx, $smooth;	3203	cf::face::set_smooth $idx, $smooth;
2983	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3204	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2984	} else {	3205	} else {
2985	warn "smooth face '$info->{smooth}' not found for face '$face'";	3206	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3003	{	3224	{
3004	# TODO: for gcfclient pleasure, we should give resources	3225	# TODO: for gcfclient pleasure, we should give resources
3005	# that gcfclient doesn't grok a >10000 face index.	3226	# that gcfclient doesn't grok a >10000 face index.
3006	my $res = $facedata->{resource};	3227	my $res = $facedata->{resource};
3007		3228
3008	my $soundconf = delete $res->{"res/sound.conf"};
3009
3010	while (my ($name, $info) = each %$res) {	3229	while (my ($name, $info) = each %$res) {
		3230	if (defined $info->{type}) {
3011	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3231	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3012	my $data;	3232	my $data;
3013		3233
3014	if ($info->{type} & 1) {	3234	if ($info->{type} & 1) {
3015	# prepend meta info	3235	# prepend meta info
3016		3236
3017	my $meta = $enc->encode ({	3237	my $meta = $enc->encode ({
3018	name => $name,	3238	name => $name,
3019	%{ $info->{meta} || {} },	3239	%{ $info->{meta} || {} },
3020	});	3240	});
3021		3241
3022	$data = pack "(w/a*)*", $meta, $info->{data};	3242	$data = pack "(w/a*)*", $meta, $info->{data};
		3243	} else {
		3244	$data = $info->{data};
		3245	}
		3246
		3247	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3248	cf::face::set_type $idx, $info->{type};
3023	} else {	3249	} else {
3024	$data = $info->{data};	3250	$RESOURCE{$name} = $info;
3025	}	3251	}
3026		3252
3027	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3028	cf::face::set_type $idx, $info->{type};
3029
3030	cf::cede_to_tick;	3253	cf::cede_to_tick;
3031	}	3254	}
3032
3033	if ($soundconf) {
3034	$soundconf = $enc->decode (delete $soundconf->{data});
3035
3036	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3037	my $sound = $soundconf->{compat}[$_]
3038	or next;
3039
3040	my $face = cf::face::find "sound/$sound->[1]";
3041	cf::sound::set $sound->[0] => $face;
3042	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3043	}
3044
3045	while (my ($k, $v) = each %{$soundconf->{event}}) {
3046	my $face = cf::face::find "sound/$v";
3047	cf::sound::set $k => $face;
3048	}
3049	}
3050	}	3255	}
		3256
		3257	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3051		3258
3052	1	3259	1
3053	}	3260	}
		3261
		3262	cf::global->attach (on_resource_update => sub {
		3263	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3264	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3265
		3266	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3267	my $sound = $soundconf->{compat}[$_]
		3268	or next;
		3269
		3270	my $face = cf::face::find "sound/$sound->[1]";
		3271	cf::sound::set $sound->[0] => $face;
		3272	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3273	}
		3274
		3275	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3276	my $face = cf::face::find "sound/$v";
		3277	cf::sound::set $k => $face;
		3278	}
		3279	}
		3280	});
3054		3281
3055	register_exticmd fx_want => sub {	3282	register_exticmd fx_want => sub {
3056	my ($ns, $want) = @_;	3283	my ($ns, $want) = @_;
3057		3284
3058	while (my ($k, $v) = each %$want) {	3285	while (my ($k, $v) = each %$want) {
3059	$ns->fx_want ($k, $v);	3286	$ns->fx_want ($k, $v);
3060	}	3287	}
3061	};	3288	};
		3289
		3290	sub load_resource_file($) {
		3291	my $guard = lock_acquire "load_resource_file";
		3292
		3293	my $status = load_resource_file_ $_[0];
		3294	get_slot 0.1, 100;
		3295	cf::arch::commit_load;
		3296
		3297	$status
		3298	}
3062		3299
3063	sub reload_regions {	3300	sub reload_regions {
3064	# HACK to clear player env face cache, we need some signal framework	3301	# HACK to clear player env face cache, we need some signal framework
3065	# for this (global event?)	3302	# for this (global event?)
3066	%ext::player_env::MUSIC_FACE_CACHE = ();	3303	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3080	}	3317	}
3081		3318
3082	sub reload_archetypes {	3319	sub reload_archetypes {
3083	load_resource_file "$DATADIR/archetypes"	3320	load_resource_file "$DATADIR/archetypes"
3084	or die "unable to load archetypes\n";	3321	or die "unable to load archetypes\n";
3085	#d# NEED to laod twice to resolve forward references
3086	# this really needs to be done in an extra post-pass
3087	# (which needs to be synchronous, so solve it differently)
3088	load_resource_file "$DATADIR/archetypes"
3089	or die "unable to load archetypes\n";
3090	}	3322	}
3091		3323
3092	sub reload_treasures {	3324	sub reload_treasures {
3093	load_resource_file "$DATADIR/treasures"	3325	load_resource_file "$DATADIR/treasures"
3094	or die "unable to load treasurelists\n";	3326	or die "unable to load treasurelists\n";
3095	}	3327	}
3096		3328
3097	sub reload_resources {	3329	sub reload_resources {
3098	warn "reloading resource files...\n";	3330	warn "reloading resource files...\n";
3099		3331
		3332	reload_facedata;
		3333	reload_archetypes;
3100	reload_regions;	3334	reload_regions;
3101	reload_facedata;
3102	#reload_archetypes;#d#
3103	reload_archetypes;
3104	reload_treasures;	3335	reload_treasures;
3105		3336
3106	warn "finished reloading resource files\n";	3337	warn "finished reloading resource files\n";
3107	}
3108
3109	sub init {
3110	reload_resources;
3111	}	3338	}
3112		3339
3113	sub reload_config {	3340	sub reload_config {
3114	open my $fh, "<:utf8", "$CONFDIR/config"	3341	open my $fh, "<:utf8", "$CONFDIR/config"
3115	or return;	3342	or return;
3116		3343
3117	local $/;	3344	local $/;
3118	*CFG = YAML::Syck::Load <$fh>;	3345	*CFG = YAML::Load <$fh>;
3119		3346
3120	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3347	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3121		3348
3122	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3349	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3123	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3350	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3129	};	3356	};
3130	warn $@ if $@;	3357	warn $@ if $@;
3131	}	3358	}
3132	}	3359	}
3133		3360
		3361	sub pidfile() {
		3362	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3363	or die "$PIDFILE: $!";
		3364	flock $fh, &Fcntl::LOCK_EX
		3365	or die "$PIDFILE: flock: $!";
		3366	$fh
		3367	}
		3368
		3369	# make sure only one server instance is running at any one time
		3370	sub atomic {
		3371	my $fh = pidfile;
		3372
		3373	my $pid = <$fh>;
		3374	kill 9, $pid if $pid > 0;
		3375
		3376	seek $fh, 0, 0;
		3377	print $fh $$;
		3378	}
		3379
3134	sub main {	3380	sub main {
		3381	cf::init_globals; # initialise logging
		3382
		3383	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3384	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3385	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3386	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3387
		3388	cf::init_experience;
		3389	cf::init_anim;
		3390	cf::init_attackmess;
		3391	cf::init_dynamic;
		3392
		3393	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3394
3135	# we must not ever block the main coroutine	3395	# we must not ever block the main coroutine
3136	local $Coro::idle = sub {	3396	local $Coro::idle = sub {
3137	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3397	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3138	(async {	3398	(async {
3139	Event::one_event;	3399	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3400	EV::loop EV::LOOP_ONESHOT;
3140	})->prio (Coro::PRIO_MAX);	3401	})->prio (Coro::PRIO_MAX);
3141	};	3402	};
3142		3403
		3404	evthread_start IO::AIO::poll_fileno;
		3405
		3406	cf::sync_job {
		3407	reload_resources;
3143	reload_config;	3408	reload_config;
3144	db_init;	3409	db_init;
		3410
		3411	cf::load_settings;
		3412	cf::load_materials;
		3413	cf::init_uuid;
		3414	cf::init_signals;
		3415	cf::init_commands;
		3416	cf::init_skills;
		3417
		3418	cf::init_beforeplay;
		3419
		3420	atomic;
		3421
3145	load_extensions;	3422	load_extensions;
3146		3423
3147	$TICK_WATCHER->start;	3424	utime time, time, $RUNTIMEFILE;
		3425
		3426	# no (long-running) fork's whatsoever before this point(!)
		3427	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3428
		3429	(pop @POST_INIT)->(0) while @POST_INIT;
		3430	};
		3431
3148	Event::loop;	3432	EV::loop;
3149	}	3433	}
3150		3434
3151	#############################################################################	3435	#############################################################################
3152	# initialisation and cleanup	3436	# initialisation and cleanup
3153		3437
3154	# install some emergency cleanup handlers	3438	# install some emergency cleanup handlers
3155	BEGIN {	3439	BEGIN {
		3440	our %SIGWATCHER = ();
3156	for my $signal (qw(INT HUP TERM)) {	3441	for my $signal (qw(INT HUP TERM)) {
3157	Event->signal (	3442	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3158	reentrant => 0,
3159	data => WF_AUTOCANCEL,
3160	signal => $signal,
3161	prio => 0,
3162	cb => sub {
3163	cf::cleanup "SIG$signal";	3443	cf::cleanup "SIG$signal";
3164	},
3165	);	3444	};
3166	}	3445	}
3167	}	3446	}
3168		3447
3169	sub write_runtime {	3448	sub write_runtime_sync {
3170	my $runtime = "$LOCALDIR/runtime";
3171
3172	# first touch the runtime file to show we are still running:	3449	# first touch the runtime file to show we are still running:
3173	# the fsync below can take a very very long time.	3450	# the fsync below can take a very very long time.
3174		3451
3175	IO::AIO::aio_utime $runtime, undef, undef;	3452	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3176		3453
3177	my $guard = cf::lock_acquire "write_runtime";	3454	my $guard = cf::lock_acquire "write_runtime";
3178		3455
3179	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3456	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3180	or return;	3457	or return;
3181		3458
3182	my $value = $cf::RUNTIME + 90 + 10;	3459	my $value = $cf::RUNTIME + 90 + 10;
3183	# 10 is the runtime save interval, for a monotonic clock	3460	# 10 is the runtime save interval, for a monotonic clock
3184	# 60 allows for the watchdog to kill the server.	3461	# 60 allows for the watchdog to kill the server.
…		…
3194	aio_utime $fh, undef, undef;	3471	aio_utime $fh, undef, undef;
3195		3472
3196	close $fh	3473	close $fh
3197	or return;	3474	or return;
3198		3475
3199	aio_rename "$runtime~", $runtime	3476	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3200	and return;	3477	and return;
3201		3478
3202	warn "runtime file written.\n";	3479	warn "runtime file written.\n";
3203		3480
3204	1	3481	1
		3482	}
		3483
		3484	our $uuid_lock;
		3485	our $uuid_skip;
		3486
		3487	sub write_uuid_sync($) {
		3488	$uuid_skip ||= $_[0];
		3489
		3490	return if $uuid_lock;
		3491	local $uuid_lock = 1;
		3492
		3493	my $uuid = "$LOCALDIR/uuid";
		3494
		3495	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3496	or return;
		3497
		3498	my $value = uuid_seq uuid_cur;
		3499
		3500	unless ($value) {
		3501	warn "cowardly refusing to write zero uuid value!\n";
		3502	return;
		3503	}
		3504
		3505	my $value = uuid_str $value + $uuid_skip;
		3506	$uuid_skip = 0;
		3507
		3508	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3509	and return;
		3510
		3511	# always fsync - this file is important
		3512	aio_fsync $fh
		3513	and return;
		3514
		3515	close $fh
		3516	or return;
		3517
		3518	aio_rename "$uuid~", $uuid
		3519	and return;
		3520
		3521	warn "uuid file written ($value).\n";
		3522
		3523	1
		3524
		3525	}
		3526
		3527	sub write_uuid($$) {
		3528	my ($skip, $sync) = @_;
		3529
		3530	$sync ? write_uuid_sync $skip
		3531	: async { write_uuid_sync $skip };
3205	}	3532	}
3206		3533
3207	sub emergency_save() {	3534	sub emergency_save() {
3208	my $freeze_guard = cf::freeze_mainloop;	3535	my $freeze_guard = cf::freeze_mainloop;
3209		3536
3210	warn "enter emergency perl save\n";	3537	warn "emergency_perl_save: enter\n";
3211		3538
3212	cf::sync_job {	3539	cf::sync_job {
		3540	# this is a trade-off: we want to be very quick here, so
		3541	# save all maps without fsync, and later call a global sync
		3542	# (which in turn might be very very slow)
		3543	local $USE_FSYNC = 0;
		3544
3213	# use a peculiar iteration method to avoid tripping on perl	3545	# use a peculiar iteration method to avoid tripping on perl
3214	# refcount bugs in for. also avoids problems with players	3546	# refcount bugs in for. also avoids problems with players
3215	# and maps saved/destroyed asynchronously.	3547	# and maps saved/destroyed asynchronously.
3216	warn "begin emergency player save\n";	3548	warn "emergency_perl_save: begin player save\n";
3217	for my $login (keys %cf::PLAYER) {	3549	for my $login (keys %cf::PLAYER) {
3218	my $pl = $cf::PLAYER{$login} or next;	3550	my $pl = $cf::PLAYER{$login} or next;
3219	$pl->valid or next;	3551	$pl->valid or next;
		3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3220	$pl->save;	3553	$pl->save;
3221	}	3554	}
3222	warn "end emergency player save\n";	3555	warn "emergency_perl_save: end player save\n";
3223		3556
3224	warn "begin emergency map save\n";	3557	warn "emergency_perl_save: begin map save\n";
3225	for my $path (keys %cf::MAP) {	3558	for my $path (keys %cf::MAP) {
3226	my $map = $cf::MAP{$path} or next;	3559	my $map = $cf::MAP{$path} or next;
3227	$map->valid or next;	3560	$map->valid or next;
3228	$map->save;	3561	$map->save;
3229	}	3562	}
3230	warn "end emergency map save\n";	3563	warn "emergency_perl_save: end map save\n";
3231		3564
3232	warn "begin emergency database checkpoint\n";	3565	warn "emergency_perl_save: begin database checkpoint\n";
3233	BDB::db_env_txn_checkpoint $DB_ENV;	3566	BDB::db_env_txn_checkpoint $DB_ENV;
3234	warn "end emergency database checkpoint\n";	3567	warn "emergency_perl_save: end database checkpoint\n";
		3568
		3569	warn "emergency_perl_save: begin write uuid\n";
		3570	write_uuid_sync 1;
		3571	warn "emergency_perl_save: end write uuid\n";
3235	};	3572	};
3236		3573
		3574	warn "emergency_perl_save: starting sync()\n";
		3575	IO::AIO::aio_sync sub {
		3576	warn "emergency_perl_save: finished sync()\n";
		3577	};
		3578
3237	warn "leave emergency perl save\n";	3579	warn "emergency_perl_save: leave\n";
3238	}	3580	}
3239		3581
3240	sub post_cleanup {	3582	sub post_cleanup {
3241	my ($make_core) = @_;	3583	my ($make_core) = @_;
3242		3584
3243	warn Carp::longmess "post_cleanup backtrace"	3585	warn Carp::longmess "post_cleanup backtrace"
3244	if $make_core;	3586	if $make_core;
		3587
		3588	my $fh = pidfile;
		3589	unlink $PIDFILE if <$fh> == $$;
		3590	}
		3591
		3592	# a safer delete_package, copied from Symbol
		3593	sub clear_package($) {
		3594	my $pkg = shift;
		3595
		3596	# expand to full symbol table name if needed
		3597	unless ($pkg =~ /^main::.*::$/) {
		3598	$pkg = "main$pkg" if $pkg =~ /^::/;
		3599	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3600	$pkg .= '::' unless $pkg =~ /::$/;
		3601	}
		3602
		3603	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3604	my $stem_symtab = *{$stem}{HASH};
		3605
		3606	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3607	or return;
		3608
		3609	# clear all symbols
		3610	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3611	for my $name (keys %$leaf_symtab) {
		3612	_gv_clear *{"$pkg$name"};
		3613	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3614	}
		3615	warn "cleared package $pkg\n";#d#
3245	}	3616	}
3246		3617
3247	sub do_reload_perl() {	3618	sub do_reload_perl() {
3248	# can/must only be called in main	3619	# can/must only be called in main
3249	if ($Coro::current != $Coro::main) {	3620	if ($Coro::current != $Coro::main) {
3250	warn "can only reload from main coroutine";	3621	warn "can only reload from main coroutine";
3251	return;	3622	return;
3252	}	3623	}
3253		3624
		3625	return if $RELOAD++;
		3626
		3627	my $t1 = EV::time;
		3628
		3629	while ($RELOAD) {
3254	warn "reloading...";	3630	warn "reloading...";
3255		3631
3256	warn "entering sync_job";	3632	warn "entering sync_job";
3257		3633
3258	cf::sync_job {	3634	cf::sync_job {
3259	cf::write_runtime; # external watchdog should not bark	3635	cf::write_runtime_sync; # external watchdog should not bark
3260	cf::emergency_save;	3636	cf::emergency_save;
3261	cf::write_runtime; # external watchdog should not bark	3637	cf::write_runtime_sync; # external watchdog should not bark
3262		3638
3263	warn "syncing database to disk";	3639	warn "syncing database to disk";
3264	BDB::db_env_txn_checkpoint $DB_ENV;	3640	BDB::db_env_txn_checkpoint $DB_ENV;
3265		3641
3266	# if anything goes wrong in here, we should simply crash as we already saved	3642	# if anything goes wrong in here, we should simply crash as we already saved
3267		3643
3268	warn "cancelling all WF_AUTOCANCEL watchers";
3269	for (Event::all_watchers) {
3270	$_->cancel if $_->data & WF_AUTOCANCEL;
3271	}
3272
3273	warn "flushing outstanding aio requests";	3644	warn "flushing outstanding aio requests";
3274	for (;;) {
3275	BDB::flush;
3276	IO::AIO::flush;
3277	Coro::cede;
3278	last unless IO::AIO::nreqs || BDB::nreqs;	3645	while (IO::AIO::nreqs || BDB::nreqs) {
3279	warn "iterate...";	3646	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3280	}
3281
3282	++$RELOAD;
3283
3284	warn "cancelling all extension coros";
3285	$_->cancel for values %EXT_CORO;
3286	%EXT_CORO = ();
3287
3288	warn "removing commands";
3289	%COMMAND = ();
3290
3291	warn "removing ext/exti commands";
3292	%EXTCMD = ();
3293	%EXTICMD = ();
3294
3295	warn "unloading/nuking all extensions";
3296	for my $pkg (@EXTS) {
3297	warn "... unloading $pkg";
3298
3299	if (my $cb = $pkg->can ("unload")) {
3300	eval {
3301	$cb->($pkg);
3302	1
3303	} or warn "$pkg unloaded, but with errors: $@";
3304	}	3647	}
3305		3648
3306	warn "... nuking $pkg";	3649	warn "cancelling all extension coros";
3307	Symbol::delete_package $pkg;	3650	$_->cancel for values %EXT_CORO;
3308	}	3651	%EXT_CORO = ();
3309		3652
3310	warn "unloading all perl modules loaded from $LIBDIR";	3653	warn "removing commands";
3311	while (my ($k, $v) = each %INC) {	3654	%COMMAND = ();
3312	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3313		3655
		3656	warn "removing ext/exti commands";
		3657	%EXTCMD = ();
		3658	%EXTICMD = ();
		3659
		3660	warn "unloading/nuking all extensions";
		3661	for my $pkg (@EXTS) {
3314	warn "... unloading $k";	3662	warn "... unloading $pkg";
3315	delete $INC{$k};
3316		3663
3317	$k =~ s/\.pm$//;
3318	$k =~ s/\//::/g;
3319
3320	if (my $cb = $k->can ("unload_module")) {	3664	if (my $cb = $pkg->can ("unload")) {
		3665	eval {
3321	$cb->();	3666	$cb->($pkg);
		3667	1
		3668	} or warn "$pkg unloaded, but with errors: $@";
		3669	}
		3670
		3671	warn "... clearing $pkg";
		3672	clear_package $pkg;
3322	}	3673	}
3323		3674
3324	Symbol::delete_package $k;	3675	warn "unloading all perl modules loaded from $LIBDIR";
		3676	while (my ($k, $v) = each %INC) {
		3677	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3678
		3679	warn "... unloading $k";
		3680	delete $INC{$k};
		3681
		3682	$k =~ s/\.pm$//;
		3683	$k =~ s/\//::/g;
		3684
		3685	if (my $cb = $k->can ("unload_module")) {
		3686	$cb->();
		3687	}
		3688
		3689	clear_package $k;
3325	}	3690	}
3326		3691
3327	warn "getting rid of safe::, as good as possible";	3692	warn "getting rid of safe::, as good as possible";
3328	Symbol::delete_package "safe::$_"	3693	clear_package "safe::$_"
3329	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3694	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3330		3695
3331	warn "unloading cf.pm \"a bit\"";	3696	warn "unloading cf.pm \"a bit\"";
3332	delete $INC{"cf.pm"};	3697	delete $INC{"cf.pm"};
3333	delete $INC{"cf/pod.pm"};	3698	delete $INC{"cf/pod.pm"};
3334		3699
3335	# don't, removes xs symbols, too,	3700	# don't, removes xs symbols, too,
3336	# and global variables created in xs	3701	# and global variables created in xs
3337	#Symbol::delete_package __PACKAGE__;	3702	#clear_package __PACKAGE__;
3338		3703
3339	warn "unload completed, starting to reload now";	3704	warn "unload completed, starting to reload now";
3340		3705
3341	warn "reloading cf.pm";	3706	warn "reloading cf.pm";
3342	require cf;	3707	require cf;
3343	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3708	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3344		3709
3345	warn "loading config and database again";	3710	warn "loading config and database again";
3346	cf::reload_config;	3711	cf::reload_config;
3347		3712
3348	warn "loading extensions";	3713	warn "loading extensions";
3349	cf::load_extensions;	3714	cf::load_extensions;
3350		3715
		3716	if ($REATTACH_ON_RELOAD) {
3351	warn "reattaching attachments to objects/players";	3717	warn "reattaching attachments to objects/players";
3352	_global_reattach; # objects, sockets	3718	_global_reattach; # objects, sockets
3353	warn "reattaching attachments to maps";	3719	warn "reattaching attachments to maps";
3354	reattach $_ for values %MAP;	3720	reattach $_ for values %MAP;
3355	warn "reattaching attachments to players";	3721	warn "reattaching attachments to players";
3356	reattach $_ for values %PLAYER;	3722	reattach $_ for values %PLAYER;
		3723	}
3357		3724
		3725	warn "running post_init jobs";
		3726	(pop @POST_INIT)->(1) while @POST_INIT;
		3727
3358	warn "leaving sync_job";	3728	warn "leaving sync_job";
3359		3729
3360	1	3730	1
3361	} or do {	3731	} or do {
3362	warn $@;	3732	warn $@;
3363	warn "error while reloading, exiting.";	3733	cf::cleanup "error while reloading, exiting.";
3364	exit 1;
3365	};	3734	};
3366		3735
3367	warn "reloaded";	3736	warn "reloaded";
		3737	--$RELOAD;
		3738	}
		3739
		3740	$t1 = EV::time - $t1;
		3741	warn "reload completed in ${t1}s\n";
3368	};	3742	};
3369		3743
3370	our $RELOAD_WATCHER; # used only during reload	3744	our $RELOAD_WATCHER; # used only during reload
3371		3745
3372	sub reload_perl() {	3746	sub reload_perl() {
3373	# doing reload synchronously and two reloads happen back-to-back,	3747	# doing reload synchronously and two reloads happen back-to-back,
3374	# coro crashes during coro_state_free->destroy here.	3748	# coro crashes during coro_state_free->destroy here.
3375		3749
3376	$RELOAD_WATCHER ||= Event->timer (	3750	$RELOAD_WATCHER ||= cf::async {
3377	reentrant => 0,	3751	Coro::AIO::aio_wait cache_extensions;
3378	after => 0,	3752
3379	data => WF_AUTOCANCEL,	3753	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3380	cb => sub {
3381	do_reload_perl;	3754	do_reload_perl;
3382	undef $RELOAD_WATCHER;	3755	undef $RELOAD_WATCHER;
3383	},	3756	};
3384	);	3757	};
3385	}	3758	}
3386		3759
3387	register_command "reload" => sub {	3760	register_command "reload" => sub {
3388	my ($who, $arg) = @_;	3761	my ($who, $arg) = @_;
3389		3762
3390	if ($who->flag (FLAG_WIZ)) {	3763	if ($who->flag (FLAG_WIZ)) {
3391	$who->message ("reloading server.");	3764	$who->message ("reloading server.");
		3765	async {
		3766	$Coro::current->{desc} = "perl_reload";
3392	async { reload_perl };	3767	reload_perl;
		3768	};
3393	}	3769	}
3394	};	3770	};
3395		3771
3396	unshift @INC, $LIBDIR;	3772	unshift @INC, $LIBDIR;
3397		3773
…		…
3399		3775
3400	our @WAIT_FOR_TICK;	3776	our @WAIT_FOR_TICK;
3401	our @WAIT_FOR_TICK_BEGIN;	3777	our @WAIT_FOR_TICK_BEGIN;
3402		3778
3403	sub wait_for_tick {	3779	sub wait_for_tick {
3404	return unless $TICK_WATCHER->is_active;
3405	return if $Coro::current == $Coro::main;	3780	return if tick_inhibit || $Coro::current == $Coro::main;
3406		3781
3407	my $signal = new Coro::Signal;	3782	my $signal = new Coro::Signal;
3408	push @WAIT_FOR_TICK, $signal;	3783	push @WAIT_FOR_TICK, $signal;
3409	$signal->wait;	3784	$signal->wait;
3410	}	3785	}
3411		3786
3412	sub wait_for_tick_begin {	3787	sub wait_for_tick_begin {
3413	return unless $TICK_WATCHER->is_active;
3414	return if $Coro::current == $Coro::main;	3788	return if tick_inhibit || $Coro::current == $Coro::main;
3415		3789
3416	my $signal = new Coro::Signal;	3790	my $signal = new Coro::Signal;
3417	push @WAIT_FOR_TICK_BEGIN, $signal;	3791	push @WAIT_FOR_TICK_BEGIN, $signal;
3418	$signal->wait;	3792	$signal->wait;
3419	}	3793	}
3420		3794
3421	my $min = 1e6;#d#	3795	sub tick {
3422	my $avg = 10;
3423	$TICK_WATCHER = Event->timer (
3424	reentrant => 0,
3425	parked => 1,
3426	prio => 0,
3427	at => $NEXT_TICK || $TICK,
3428	data => WF_AUTOCANCEL,
3429	cb => sub {
3430	if ($Coro::current != $Coro::main) {	3796	if ($Coro::current != $Coro::main) {
3431	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3797	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3432	unless ++$bug_warning > 10;	3798	unless ++$bug_warning > 10;
3433	return;	3799	return;
3434	}	3800	}
3435		3801
3436	$NOW = $tick_start = Event::time;
3437
3438	cf::server_tick; # one server iteration	3802	cf::server_tick; # one server iteration
3439		3803
3440	0 && sync_job {#d#	3804	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3441	for(1..10) {	3805	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3442	my $t = Event::time;	3806	Coro::async_pool {
3443	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3807	$Coro::current->{desc} = "runtime saver";
3444	or die;	3808	write_runtime_sync
3445		3809	or warn "ERROR: unable to write runtime file: $!";
3446	$map->width (50);
3447	$map->height (50);
3448	$map->alloc;
3449	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3450	my $t = Event::time - $t;
3451
3452	#next unless $t < 0.0013;#d#
3453	if ($t < $min) {
3454	$min = $t;
3455	}
3456	$avg = $avg * 0.99 + $t * 0.01;
3457	}
3458	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3459	exit 0;
3460	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3461	};	3810	};
		3811	}
3462		3812
3463	$RUNTIME += $TICK;
3464	$NEXT_TICK += $TICK;
3465
3466	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3467	$NEXT_RUNTIME_WRITE = $NOW + 10;
3468	Coro::async_pool {
3469	write_runtime
3470	or warn "ERROR: unable to write runtime file: $!";
3471	};
3472	}
3473
3474	# my $AFTER = Event::time;
3475	# warn $AFTER - $NOW;#d#
3476
3477	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3813	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3478	$sig->send;	3814	$sig->send;
3479	}	3815	}
3480	while (my $sig = shift @WAIT_FOR_TICK) {	3816	while (my $sig = shift @WAIT_FOR_TICK) {
3481	$sig->send;	3817	$sig->send;
3482	}	3818	}
3483		3819
3484	$NOW = Event::time;	3820	$LOAD = ($NOW - $TICK_START) / $TICK;
3485
3486	# if we are delayed by four ticks or more, skip them all
3487	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3488
3489	$TICK_WATCHER->at ($NEXT_TICK);
3490	$TICK_WATCHER->start;
3491
3492	$LOAD = ($NOW - $tick_start) / $TICK;
3493	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3821	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3494		3822
3495	_post_tick;	3823	if (0) {
3496		3824	if ($NEXT_TICK) {
3497		3825	my $jitter = $TICK_START - $NEXT_TICK;
		3826	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3827	warn "jitter $JITTER\n";#d#
		3828	}
3498	},	3829	}
3499	);	3830	}
3500		3831
3501	{	3832	{
3502	BDB::max_poll_time $TICK * 0.1;	3833	# configure BDB
3503	$BDB_POLL_WATCHER = Event->io (	3834
3504	reentrant => 0,
3505	fd => BDB::poll_fileno,
3506	poll => 'r',
3507	prio => 0,
3508	data => WF_AUTOCANCEL,
3509	cb => \&BDB::poll_cb,
3510	);
3511	BDB::min_parallel 8;	3835	BDB::min_parallel 8;
3512		3836	BDB::max_poll_reqs $TICK * 0.1;
3513	BDB::set_sync_prepare {	3837	$AnyEvent::BDB::WATCHER->priority (1);
3514	my $status;
3515	my $current = $Coro::current;
3516	(
3517	sub {
3518	$status = $!;
3519	$current->ready; undef $current;
3520	},
3521	sub {
3522	Coro::schedule while defined $current;
3523	$! = $status;
3524	},
3525	)
3526	};
3527		3838
3528	unless ($DB_ENV) {	3839	unless ($DB_ENV) {
3529	$DB_ENV = BDB::db_env_create;	3840	$DB_ENV = BDB::db_env_create;
		3841	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3842	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3843	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3844	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3845	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3530		3846
3531	cf::sync_job {	3847	cf::sync_job {
3532	eval {	3848	eval {
3533	BDB::db_env_open	3849	BDB::db_env_open
3534	$DB_ENV,	3850	$DB_ENV,
…		…
3536	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3852	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3537	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3853	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3538	0666;	3854	0666;
3539		3855
3540	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3856	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3541
3542	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3543	$DB_ENV->set_lk_detect;
3544	};	3857	};
3545		3858
3546	cf::cleanup "db_env_open(db): $@" if $@;	3859	cf::cleanup "db_env_open(db): $@" if $@;
3547	};	3860	};
3548	}	3861	}
		3862
		3863	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3864	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3865	};
		3866	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3867	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3868	};
		3869	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3870	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3871	};
3549	}	3872	}
3550		3873
3551	{	3874	{
		3875	# configure IO::AIO
		3876
3552	IO::AIO::min_parallel 8;	3877	IO::AIO::min_parallel 8;
3553
3554	undef $Coro::AIO::WATCHER;
3555	IO::AIO::max_poll_time $TICK * 0.1;	3878	IO::AIO::max_poll_time $TICK * 0.1;
3556	$AIO_POLL_WATCHER = Event->io (	3879	undef $AnyEvent::AIO::WATCHER;
3557	reentrant => 0,
3558	data => WF_AUTOCANCEL,
3559	fd => IO::AIO::poll_fileno,
3560	poll => 'r',
3561	prio => 6,
3562	cb => \&IO::AIO::poll_cb,
3563	);
3564	}	3880	}
3565		3881
3566	my $_log_backtrace;	3882	my $_log_backtrace;
3567		3883
3568	sub _log_backtrace {	3884	sub _log_backtrace {
…		…
3571	$msg =~ s/\n//;	3887	$msg =~ s/\n//;
3572		3888
3573	# limit the # of concurrent backtraces	3889	# limit the # of concurrent backtraces
3574	if ($_log_backtrace < 2) {	3890	if ($_log_backtrace < 2) {
3575	++$_log_backtrace;	3891	++$_log_backtrace;
		3892	my $perl_bt = Carp::longmess $msg;
3576	async {	3893	async {
		3894	$Coro::current->{desc} = "abt $msg";
		3895
3577	my @bt = fork_call {	3896	my @bt = fork_call {
3578	@addr = map { sprintf "%x", $_ } @addr;	3897	@addr = map { sprintf "%x", $_ } @addr;
3579	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3898	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3580	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3899	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3581	or die "addr2line: $!";	3900	or die "addr2line: $!";
…		…
3589	}	3908	}
3590		3909
3591	@funcs	3910	@funcs
3592	};	3911	};
3593		3912
3594	LOG llevInfo, "[ABT] $msg\n";	3913	LOG llevInfo, "[ABT] $perl_bt\n";
		3914	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3595	LOG llevInfo, "[ABT] $_\n" for @bt;	3915	LOG llevInfo, "[ABT] $_\n" for @bt;
3596	--$_log_backtrace;	3916	--$_log_backtrace;
3597	};	3917	};
3598	} else {	3918	} else {
3599	LOG llevInfo, "[ABT] $msg\n";	3919	LOG llevInfo, "[ABT] $msg\n";

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