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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.312 by root, Sat Jul 21 18:01:26 2007 UTC vs.
Revision 1.406 by root, Mon Dec 17 08:27:44 2007 UTC

…		…
4	use strict;	4	use strict;
5		5
6	use Symbol;	6	use Symbol;
7	use List::Util;	7	use List::Util;
8	use Socket;	8	use Socket;
9	use Storable;	9	use EV 1.86;
10	use Event;
11	use Opcode;	10	use Opcode;
12	use Safe;	11	use Safe;
13	use Safe::Hole;	12	use Safe::Hole;
		13	use Storable ();
14		14
15	use Coro 3.61 ();	15	use Coro 4.32 ();
16	use Coro::State;	16	use Coro::State;
17	use Coro::Handle;	17	use Coro::Handle;
18	use Coro::Event;	18	use Coro::EV;
19	use Coro::Timer;	19	use Coro::Timer;
20	use Coro::Signal;	20	use Coro::Signal;
21	use Coro::Semaphore;	21	use Coro::Semaphore;
22	use Coro::AIO;	22	use Coro::AIO;
		23	use Coro::BDB;
23	use Coro::Storable;	24	use Coro::Storable;
		25	use Coro::Util ();
24		26
25	use JSON::XS 1.4 ();	27	use JSON::XS 2.01 ();
26	use BDB ();	28	use BDB ();
27	use Data::Dumper;	29	use Data::Dumper;
28	use Digest::MD5;	30	use Digest::MD5;
29	use Fcntl;	31	use Fcntl;
30	use YAML::Syck ();	32	use YAML::Syck ();
31	use IO::AIO 2.32 ();	33	use IO::AIO 2.51 ();
32	use Time::HiRes;	34	use Time::HiRes;
33	use Compress::LZF;	35	use Compress::LZF;
34	use Digest::MD5 ();	36	use Digest::MD5 ();
35		37
36	# configure various modules to our taste	38	# configure various modules to our taste
37	#	39	#
38	$Storable::canonical = 1; # reduce rsync transfers	40	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43		43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;	45	$YAML::Syck::ImplicitUnicode = 1;
46		46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	69	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	72	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	73	our $BDBDIR = "$LOCALDIR/db";
		74	our %RESOURCE;
74		75
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;	77	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;	78	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	80	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		82
83	our $BDB_POLL_WATCHER;	83	our $BDB_POLL_WATCHER;
		84	our $BDB_DEADLOCK_WATCHER;
		85	our $BDB_CHECKPOINT_WATCHER;
		86	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	87	our $DB_ENV;
85		88
86	our %CFG;	89	our %CFG;
87		90
88	our $UPTIME; $UPTIME ||= time;	91	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	92	our $RUNTIME;
		93	our $NOW;
90		94
91	our %PLAYER; # all users	95	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	96	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	97	our $LINK_MAP; # the special {link} map, which is always available
94		98
95	# used to convert map paths into valid unix filenames by replacing / by ∕	99	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		101
…		…
158		162
159	The raw value load value from the last tick.	163	The raw value load value from the last tick.
160		164
161	=item %cf::CFG	165	=item %cf::CFG
162		166
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	167	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	168	from wherever your confdir points to.
165		169
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	170	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		171
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	190	$msg .= "\n"
187	unless $msg =~ /\n$/;	191	unless $msg =~ /\n$/;
188		192
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		194
191	utf8::encode $msg;
192	LOG llevError, $msg;	195	LOG llevError, $msg;
193	};	196	};
194	}	197	}
195		198
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
…		…
212	)) {	215	)) {
213	no strict 'refs';	216	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	218	}
216		219
217	$Event::DIED = sub {	220	$EV::DIED = sub {
218	warn "error in event callback: @_";	221	warn "error in event callback: @_";
219	};	222	};
220		223
221	#############################################################################	224	#############################################################################
222		225
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	249	$d
247	} || "[unable to dump $_[0]: '$@']";	250	} || "[unable to dump $_[0]: '$@']";
248	}	251	}
249		252
250	=item $ref = cf::from_json $json	253	=item $ref = cf::decode_json $json
251		254
252	Converts a JSON string into the corresponding perl data structure.	255	Converts a JSON string into the corresponding perl data structure.
253		256
254	=item $json = cf::to_json $ref	257	=item $json = cf::encode_json $ref
255		258
256	Converts a perl data structure into its JSON representation.	259	Converts a perl data structure into its JSON representation.
257		260
258	=cut	261	=cut
259		262
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		264
262	sub to_json ($) { $json_coder->encode ($_[0]) }	265	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	266	sub decode_json($) { $json_coder->decode ($_[0]) }
264		267
265	=item cf::lock_wait $string	268	=item cf::lock_wait $string
266		269
267	Wait until the given lock is available. See cf::lock_acquire.	270	Wait until the given lock is available. See cf::lock_acquire.
268		271
…		…
271	Wait until the given lock is available and then acquires it and returns	274	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	276	for example when the coroutine gets canceled), the lock is automatically
274	returned.	277	returned.
275		278
		279	Locks are *not* recursive, locking from the same coro twice results in a
		280	deadlocked coro.
		281
276	Lock names should begin with a unique identifier (for example, cf::map::find	282	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	283	uses map_find and cf::map::load uses map_load).
278		284
279	=item $locked = cf::lock_active $string	285	=item $locked = cf::lock_active $string
280		286
281	Return true if the lock is currently active, i.e. somebody has locked it.	287	Return true if the lock is currently active, i.e. somebody has locked it.
282		288
283	=cut	289	=cut
284		290
285	our %LOCK;	291	our %LOCK;
		292	our %LOCKER;#d#
286		293
287	sub lock_wait($) {	294	sub lock_wait($) {
288	my ($key) = @_;	295	my ($key) = @_;
		296
		297	if ($LOCKER{$key} == $Coro::current) {#d#
		298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		299	return;#d#
		300	}#d#
289		301
290	# wait for lock, if any	302	# wait for lock, if any
291	while ($LOCK{$key}) {	303	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	304	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	305	Coro::schedule;
…		…
299		311
300	# wait, to be sure we are not locked	312	# wait, to be sure we are not locked
301	lock_wait $key;	313	lock_wait $key;
302		314
303	$LOCK{$key} = [];	315	$LOCK{$key} = [];
		316	$LOCKER{$key} = $Coro::current;#d#
304		317
305	Coro::guard {	318	Coro::guard {
		319	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	320	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	321	$_->ready for @{ delete $LOCK{$key} };
308	}	322	}
309	}	323	}
310		324
…		…
322	};	336	};
323	$TICK_WATCHER->stop;	337	$TICK_WATCHER->stop;
324	$guard	338	$guard
325	}	339	}
326		340
		341	=item cf::periodic $interval, $cb
		342
		343	Like EV::periodic, but randomly selects a starting point so that the actions
		344	get spread over timer.
		345
		346	=cut
		347
		348	sub periodic($$) {
		349	my ($interval, $cb) = @_;
		350
		351	my $start = rand List::Util::min 180, $interval;
		352
		353	EV::periodic $start, $interval, 0, $cb
		354	}
		355
		356	=item cf::get_slot $time[, $priority[, $name]]
		357
		358	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		359	This call blocks and returns only when you have at least C<$time> seconds
		360	of cpu time till the next tick. The slot is only valid till the next cede.
		361
		362	The optional C<$name> can be used to identify the job to run. It might be
		363	used for statistical purposes and should identify the same time-class.
		364
		365	Useful for short background jobs.
		366
		367	=cut
		368
		369	our @SLOT_QUEUE;
		370	our $SLOT_QUEUE;
		371
		372	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		373	$SLOT_QUEUE = Coro::async {
		374	$Coro::current->desc ("timeslot manager");
		375
		376	my $signal = new Coro::Signal;
		377
		378	while () {
		379	next_job:
		380	my $avail = cf::till_tick;
		381	if ($avail > 0.01) {
		382	for (0 .. $#SLOT_QUEUE) {
		383	if ($SLOT_QUEUE[$_][0] < $avail) {
		384	my $job = splice @SLOT_QUEUE, $_, 1, ();
		385	$job->[2]->send;
		386	Coro::cede;
		387	goto next_job;
		388	}
		389	}
		390	}
		391
		392	if (@SLOT_QUEUE) {
		393	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		394	push @cf::WAIT_FOR_TICK, $signal;
		395	$signal->wait;
		396	} else {
		397	Coro::schedule;
		398	}
		399	}
		400	};
		401
		402	sub get_slot($;$$) {
		403	my ($time, $pri, $name) = @_;
		404
		405	$time = $TICK * .6 if $time > $TICK * .6;
		406	my $sig = new Coro::Signal;
		407
		408	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		409	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		410	$SLOT_QUEUE->ready;
		411	$sig->wait;
		412	}
		413
327	=item cf::async { BLOCK }	414	=item cf::async { BLOCK }
328		415
329	Currently the same as Coro::async_pool, meaning you cannot use	416	Currently the same as Coro::async_pool, meaning you cannot use
330	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	417	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
331	thing you are allowed to do is call C<prio> on it.	418	thing you are allowed to do is call C<prio> on it.
…		…
334		421
335	BEGIN { *async = \&Coro::async_pool }	422	BEGIN { *async = \&Coro::async_pool }
336		423
337	=item cf::sync_job { BLOCK }	424	=item cf::sync_job { BLOCK }
338		425
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	426	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	427	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	428	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	429	acceptable.
343		430
344	If it must be done, put the blocking parts into C<sync_job>. This will run	431	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	432	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		437
351	sub sync_job(&) {	438	sub sync_job(&) {
352	my ($job) = @_;	439	my ($job) = @_;
353		440
354	if ($Coro::current == $Coro::main) {	441	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	442	my $time = EV::time;
356		443
357	# this is the main coro, too bad, we have to block	444	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	445	# till the operation succeeds, freezing the server :/
359		446
		447	LOG llevError, Carp::longmess "sync job";#d#
		448
360	# TODO: use suspend/resume instead	449	# TODO: use suspend/resume instead
361	# (but this is cancel-safe)	450	# (but this is cancel-safe)
362	my $freeze_guard = freeze_mainloop;	451	my $freeze_guard = freeze_mainloop;
363		452
364	my $busy = 1;	453	my $busy = 1;
365	my @res;	454	my @res;
366		455
367	(async {	456	(async {
		457	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	458	@res = eval { $job->() };
369	warn $@ if $@;	459	warn $@ if $@;
370	undef $busy;	460	undef $busy;
371	})->prio (Coro::PRIO_MAX);	461	})->prio (Coro::PRIO_MAX);
372		462
373	while ($busy) {	463	while ($busy) {
374	Coro::cede or Event::one_event;	464	if (Coro::nready) {
		465	Coro::cede_notself;
		466	} else {
		467	EV::loop EV::LOOP_ONESHOT;
375	}	468	}
		469	}
376		470
377	$time = Event::time - $time;	471	$time = EV::time - $time;
378		472
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"	473	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;	474	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381		475
382	$tick_start += $time; # do not account sync jobs to server load	476	$tick_start += $time; # do not account sync jobs to server load
…		…
412	=item fork_call { }, $args	506	=item fork_call { }, $args
413		507
414	Executes the given code block with the given arguments in a seperate	508	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	509	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	510	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	511	never block itself or use any form of event handling.
418		512
419	=cut	513	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		514
430	sub fork_call(&@) {	515	sub fork_call(&@) {
431	my ($cb, @args) = @_;	516	my ($cb, @args) = @_;
432		517
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	518	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	519	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	520	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		521
438	if (my $pid = fork) {	522	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	523	reset_signals;
452	local $SIG{__WARN__};	524	&$cb
453	local $SIG{__DIE__};	525	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		526
460	eval {	527	wantarray ? @res : $res[-1]
461	close $fh1;
462
463	my @res = eval { $cb->(@args) };
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}
472	}	528	}
473		529
474	=item $value = cf::db_get $family => $key	530	=item $value = cf::db_get $family => $key
475		531
476	Returns a single value from the environment database.	532	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	534	=item cf::db_put $family => $key => $value
479		535
480	Stores the given C<$value> in the family. It can currently store binary	536	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		538
		539	=item $db = cf::db_table "name"
		540
		541	Create and/or open a new database table. The string must not be "db" and must be unique
		542	within each server.
		543
483	=cut	544	=cut
		545
		546	sub db_table($) {
		547	my ($name) = @_;
		548	my $db = BDB::db_create $DB_ENV;
		549
		550	eval {
		551	$db->set_flags (BDB::CHKSUM);
		552
		553	utf8::encode $name;
		554	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		555	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		556	cf::cleanup "db_open(db): $!" if $!;
		557	};
		558	cf::cleanup "db_open(db): $@" if $@;
		559
		560	$db
		561	}
484		562
485	our $DB;	563	our $DB;
486		564
487	sub db_init {	565	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	566	cf::sync_job {
492	eval {	567	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	568	};
502	}	569	}
503		570
504	sub db_get($$) {	571	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	572	my $key = "$_[0]/$_[1]";
506		573
…		…
556	if (1) {	623	if (1) {
557	$md5 =	624	$md5 =
558	join "\x00",	625	join "\x00",
559	$processversion,	626	$processversion,
560	map {	627	map {
561	Coro::cede;	628	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	629	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	630	} 0.. $#$src;
564		631
565		632
566	my $dbmd5 = db_get cache => "$id/md5";	633	my $dbmd5 = db_get cache => "$id/md5";
…		…
610	attach callbacks/event handlers (a collection of which is called an "attachment")	677	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	678	to it. All such attachable objects support the following methods.
612		679
613	In the following description, CLASS can be any of C<global>, C<object>	680	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	681	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	682	Deliantra).
616		683
617	=over 4	684	=over 4
618		685
619	=item $attachable->attach ($attachment, key => $value...)	686	=item $attachable->attach ($attachment, key => $value...)
620		687
…		…
902	}	969	}
903		970
904	0	971	0
905	}	972	}
906		973
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	974	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		975
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	976	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		977
911	Generate an object-specific event with the given arguments.	978	Generate an object-specific event with the given arguments.
912		979
…		…
918		985
919	=cut	986	=cut
920		987
921	#############################################################################	988	#############################################################################
922	# object support	989	# object support
923	#
924		990
		991	sub _object_equal($$);
		992	sub _object_equal($$) {
		993	my ($a, $b) = @_;
		994
		995	return 0 unless (ref $a) eq (ref $b);
		996
		997	if ("HASH" eq ref $a) {
		998	my @ka = keys %$a;
		999	my @kb = keys %$b;
		1000
		1001	return 0 if @ka != @kb;
		1002
		1003	for (0 .. $#ka) {
		1004	return 0 unless $ka[$_] eq $kb[$_];
		1005	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1006	}
		1007
		1008	} elsif ("ARRAY" eq ref $a) {
		1009
		1010	return 0 if @$a != @$b;
		1011
		1012	for (0 .. $#$a) {
		1013	return 0 unless _object_equal $a->[$_], $b->[$_];
		1014	}
		1015
		1016	} elsif ($a ne $b) {
		1017	return 0;
		1018	}
		1019
		1020	1
		1021	}
		1022
		1023	our $SLOW_MERGES;#d#
925	sub _can_merge {	1024	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1025	my ($ob1, $ob2) = @_;
927		1026
928	local $Storable::canonical = 1;	1027	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1028
932	$fob1 eq $fob2	1029	# we do the slow way here
		1030	return _object_equal $ob1, $ob2
933	}	1031	}
934		1032
935	sub reattach {	1033	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1034	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1035	my ($obj) = @_;
…		…
959	cf::attachable->attach (	1057	cf::attachable->attach (
960	prio => -1000000,	1058	prio => -1000000,
961	on_instantiate => sub {	1059	on_instantiate => sub {
962	my ($obj, $data) = @_;	1060	my ($obj, $data) = @_;
963		1061
964	$data = from_json $data;	1062	$data = decode_json $data;
965		1063
966	for (@$data) {	1064	for (@$data) {
967	my ($name, $args) = @$_;	1065	my ($name, $args) = @$_;
968		1066
969	$obj->attach ($name, %{$args || {} });	1067	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1083	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1084	my ($filename, $rdata, $objs) = @_;
987		1085
988	sync_job {	1086	sync_job {
989	if (length $$rdata) {	1087	if (length $$rdata) {
		1088	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1089	warn sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1090	$decname, length $$rdata, scalar @$objs;
992		1091
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1092	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1093	chmod SAVE_MODE, $fh;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1094	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	aio_fsync $fh if $cf::USE_FSYNC;	1095	aio_fsync $fh if $cf::USE_FSYNC;
997	close $fh;	1096	close $fh;
998		1097
999	if (@$objs) {	1098	if (@$objs) {
1000	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1099	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1001	chmod SAVE_MODE, $fh;	1100	chmod SAVE_MODE, $fh;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1101	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1102	aio_write $fh, 0, (length $data), $data, 0;
1004	aio_fsync $fh if $cf::USE_FSYNC;	1103	aio_fsync $fh if $cf::USE_FSYNC;
1005	close $fh;	1104	close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1105	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1106	}
…		…
1015	}	1114	}
1016	} else {	1115	} else {
1017	aio_unlink $filename;	1116	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1117	aio_unlink "$filename.pst";
1019	}	1118	}
1020	}	1119	};
1021	}	1120	}
1022		1121
1023	sub object_freezer_as_string {	1122	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1123	my ($rdata, $objs) = @_;
1025		1124
…		…
1037	or return;	1136	or return;
1038		1137
1039	unless (aio_stat "$filename.pst") {	1138	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1139	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1140	or return;
		1141
1042	$av = eval { (Storable::thaw $av)->{objs} };	1142	my $st = eval { Coro::Storable::thaw $av };
		1143	$av = $st->{objs};
1043	}	1144	}
1044		1145
		1146	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1147	warn sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1148	$decname, length $data, scalar @{$av || []};
		1149
1047	return ($data, $av);	1150	($data, $av)
1048	}	1151	}
1049		1152
1050	=head2 COMMAND CALLBACKS	1153	=head2 COMMAND CALLBACKS
1051		1154
1052	=over 4	1155	=over 4
…		…
1125	my ($pl, $buf) = @_;	1228	my ($pl, $buf) = @_;
1126		1229
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1230	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1231
1129	if (ref $msg) {	1232	if (ref $msg) {
		1233	my ($type, $reply, @payload) =
		1234	"ARRAY" eq ref $msg
		1235	? @$msg
		1236	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1237
		1238	my @reply;
		1239
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1240	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1241	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1242	}
		1243
		1244	$pl->ext_reply ($reply, @reply)
		1245	if $reply;
		1246
1135	} else {	1247	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1248	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1249	}
1138		1250
1139	cf::override;	1251	cf::override;
…		…
1229		1341
1230	=head3 cf::player	1342	=head3 cf::player
1231		1343
1232	=over 4	1344	=over 4
1233		1345
		1346	=item cf::player::num_playing
		1347
		1348	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1349
		1350	=cut
		1351
		1352	sub num_playing {
		1353	scalar grep
		1354	$_->ob->map
		1355	&& !$_->hidden
		1356	&& !$_->ob->flag (cf::FLAG_WIZ),
		1357	cf::player::list
		1358	}
		1359
1234	=item cf::player::find $login	1360	=item cf::player::find $login
1235		1361
1236	Returns the given player object, loading it if necessary (might block).	1362	Returns the given player object, loading it if necessary (might block).
1237		1363
1238	=cut	1364	=cut
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1399	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1400	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1401	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1402	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1403
1278	my $pl = load_pl path $login	1404	my $f = new_from_file cf::object::thawer path $login
1279	or return;	1405	or return;
		1406
		1407	my $pl = cf::player::load_pl $f
		1408	or return;
		1409	local $cf::PLAYER_LOADING{$login} = $pl;
		1410	$f->resolve_delayed_derefs;
1280	$cf::PLAYER{$login} = $pl	1411	$cf::PLAYER{$login} = $pl
1281	}	1412	}
1282	}	1413	}
1283	}	1414	}
1284		1415
…		…
1294		1425
1295	aio_mkdir playerdir $pl, 0770;	1426	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1427	$pl->{last_save} = $cf::RUNTIME;
1297		1428
1298	$pl->save_pl ($path);	1429	$pl->save_pl ($path);
1299	Coro::cede;	1430	cf::cede_to_tick;
1300	}	1431	}
1301		1432
1302	sub new($) {	1433	sub new($) {
1303	my ($login) = @_;	1434	my ($login) = @_;
1304		1435
…		…
1308	$self->{deny_save} = 1;	1439	$self->{deny_save} = 1;
1309		1440
1310	$cf::PLAYER{$login} = $self;	1441	$cf::PLAYER{$login} = $self;
1311		1442
1312	$self	1443	$self
		1444	}
		1445
		1446	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1447
		1448	=cut
		1449
		1450	sub send_msg {
		1451	my $ns = shift->ns
		1452	or return;
		1453	$ns->send_msg (@_);
1313	}	1454	}
1314		1455
1315	=item $pl->quit_character	1456	=item $pl->quit_character
1316		1457
1317	Nukes the player without looking back. If logged in, the connection will	1458	Nukes the player without looking back. If logged in, the connection will
…		…
1372	or return [];	1513	or return [];
1373		1514
1374	my @logins;	1515	my @logins;
1375		1516
1376	for my $login (@$dirs) {	1517	for my $login (@$dirs) {
		1518	my $path = path $login;
		1519
		1520	# a .pst is a dead give-away for a valid player
		1521	unless (-e "$path.pst") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1522	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1523	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1524	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1525	}
1380		1526
1381	utf8::decode $login;	1527	utf8::decode $login;
1382	push @logins, $login;	1528	push @logins, $login;
1383	}	1529	}
1384		1530
…		…
1417		1563
1418	Expand crossfire pod fragments into protocol xml.	1564	Expand crossfire pod fragments into protocol xml.
1419		1565
1420	=cut	1566	=cut
1421		1567
		1568	use re 'eval';
		1569
		1570	my $group;
		1571	my $interior; $interior = qr{
		1572	# match a pod interior sequence sans C<< >>
		1573	(?:
		1574	\ (.*?)\ (?{ $group = $^N })
		1575	| < (??{$interior}) >
		1576	)
		1577	}x;
		1578
1422	sub expand_cfpod {	1579	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;	1580	my ($self, $pod) = @_;
1424		1581
1425	# escape & and <	1582	my $xml;
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428		1583
1429	# this is buggy, it needs to properly take care of nested <'s	1584	while () {
		1585	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1586	$group = $1;
1430		1587
1431	1 while	1588	$group =~ s/&/&amp;/g;
1432	# replace B<>, I<>, U<> etc.	1589	$group =~ s/</&lt;/g;
1433	s/B<([^\>]*)>/<b>$1<\/b>/	1590
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/	1591	$xml .= $group;
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/	1592	} elsif ($pod =~ m%\G
1436	# replace G<male|female> tags	1593	([BCGHITU])
1437	|| s{G<([^>|]*)\|([^>]*)>}{	1594	<
1438	$self->gender ? $2 : $1	1595	(?:
1439	}ge	1596	([^<>]*) (?{ $group = $^N })
1440	# replace H<hint text>	1597	| < $interior >
1441	|| s{H<([^\>]*)>}	1598	)
		1599	>
		1600	%gcsx
1442	{	1601	) {
		1602	my ($code, $data) = ($1, $group);
		1603
		1604	if ($code eq "B") {
		1605	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1606	} elsif ($code eq "I") {
		1607	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1608	} elsif ($code eq "U") {
		1609	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1610	} elsif ($code eq "C") {
		1611	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1612	} elsif ($code eq "T") {
		1613	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1614	} elsif ($code eq "G") {
		1615	my ($male, $female) = split /\|/, $data;
		1616	$data = $self->gender ? $female : $male;
		1617	$xml .= expand_cfpod ($self, $data);
		1618	} elsif ($code eq "H") {
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1619	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1620	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")	1621	"")
1446	[$self->{hintmode}]	1622	[$self->{hintmode}];
		1623	} else {
		1624	$xml .= "error processing '$code($data)' directive";
1447	}ge;	1625	}
		1626	} else {
		1627	if ($pod =~ /\G(.+)/) {
		1628	warn "parse error while expanding $pod (at $1)";
		1629	}
		1630	last;
		1631	}
		1632	}
1448		1633
		1634	for ($xml) {
1449	# create single paragraphs (very hackish)	1635	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;	1636	s/(?<=\S)\n(?=\w)/ /g;
1451		1637
1452	# compress some whitespace	1638	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends	1639	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines	1640	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines	1641	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines	1642	s/\n+$//; # ending lines
		1643	}
1457		1644
1458	$_	1645	$xml
1459	}	1646	}
		1647
		1648	no re 'eval';
1460		1649
1461	sub hintmode {	1650	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;	1651	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}	1652	$_[0]{hintmode}
1464	}	1653	}
1465		1654
1466	=item $player->ext_reply ($msgid, %msg)	1655	=item $player->ext_reply ($msgid, @msg)
1467		1656
1468	Sends an ext reply to the player.	1657	Sends an ext reply to the player.
1469		1658
1470	=cut	1659	=cut
1471		1660
1472	sub ext_reply($$%) {	1661	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1662	my ($self, $id, @msg) = @_;
1474		1663
1475	$msg{msgid} = $id;	1664	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1665	}
1478		1666
1479	=item $player->ext_event ($type, %msg)	1667	=item $player->ext_msg ($type, @msg)
1480		1668
1481	Sends an ext event to the client.	1669	Sends an ext event to the client.
1482		1670
1483	=cut	1671	=cut
1484		1672
1485	sub ext_event($$%) {	1673	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1674	my ($self, $type, @msg) = @_;
1487		1675
1488	$self->ns->ext_event ($type, %msg);	1676	$self->ns->ext_msg ($type, @msg);
1489	}	1677	}
1490		1678
1491	=head3 cf::region	1679	=head3 cf::region
1492		1680
1493	=over 4	1681	=over 4
…		…
1709		1897
1710	sub load_header_from($) {	1898	sub load_header_from($) {
1711	my ($self, $path) = @_;	1899	my ($self, $path) = @_;
1712		1900
1713	utf8::encode $path;	1901	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	1902	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	or return;	1903	or return;
		1904
		1905	$self->_load_header ($f)
		1906	or return;
		1907
		1908	local $MAP_LOADING{$self->{path}} = $self;
		1909	$f->resolve_delayed_derefs;
1719		1910
1720	$self->{load_path} = $path;	1911	$self->{load_path} = $path;
1721		1912
1722	1	1913	1
1723	}	1914	}
…		…
1777	sub find {	1968	sub find {
1778	my ($path, $origin) = @_;	1969	my ($path, $origin) = @_;
1779		1970
1780	$path = normalise $path, $origin && $origin->path;	1971	$path = normalise $path, $origin && $origin->path;
1781		1972
		1973	cf::lock_wait "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	1974	cf::lock_wait "map_find:$path";
1783		1975
1784	$cf::MAP{$path} || do {	1976	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";	1977	my $guard1 = cf::lock_acquire "map_find:$path";
		1978	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1979
1786	my $map = new_from_path cf::map $path	1980	my $map = new_from_path cf::map $path
1787	or return;	1981	or return;
1788		1982
1789	$map->{last_save} = $cf::RUNTIME;	1983	$map->{last_save} = $cf::RUNTIME;
1790		1984
…		…
1792	or return;	1986	or return;
1793		1987
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1988	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	1989	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	1990	#$cf::WAIT_FOR_TICK->wait;
		1991	undef $guard1;
		1992	undef $guard2;
1797	$map->reset;	1993	$map->reset;
1798	undef $guard;
1799	return find $path;	1994	return find $path;
1800	}	1995	}
1801		1996
1802	$cf::MAP{$path} = $map	1997	$cf::MAP{$path} = $map
1803	}	1998	}
…		…
1812	local $self->{deny_reset} = 1; # loading can take a long time	2007	local $self->{deny_reset} = 1; # loading can take a long time
1813		2008
1814	my $path = $self->{path};	2009	my $path = $self->{path};
1815		2010
1816	{	2011	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2012	my $guard = cf::lock_acquire "map_data:$path";
1818		2013
		2014	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2015	return unless $self->in_memory == cf::MAP_SWAPPED;
1820		2016
1821	$self->in_memory (cf::MAP_LOADING);	2017	$self->in_memory (cf::MAP_LOADING);
1822		2018
1823	$self->alloc;	2019	$self->alloc;
1824		2020
1825	$self->pre_load;	2021	$self->pre_load;
1826	Coro::cede;	2022	cf::cede_to_tick;
1827		2023
		2024	my $f = new_from_file cf::object::thawer $self->{load_path};
		2025	$f->skip_block;
1828	$self->_load_objects ($self->{load_path}, 1)	2026	$self->_load_objects ($f)
1829	or return;	2027	or return;
1830		2028
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2029	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1832	if delete $self->{load_original};	2030	if delete $self->{load_original};
1833		2031
1834	if (my $uniq = $self->uniq_path) {	2032	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2033	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2034	unless (aio_stat $uniq) {
		2035	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2036	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2037	$self->_load_objects ($f);
		2038	$f->resolve_delayed_derefs;
		2039	}
1839	}	2040	}
1840	}	2041	}
1841		2042
1842	Coro::cede;	2043	$f->resolve_delayed_derefs;
		2044
		2045	cf::cede_to_tick;
1843	# now do the right thing for maps	2046	# now do the right thing for maps
1844	$self->link_multipart_objects;	2047	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2048	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2049	unless $self->difficulty;
1847	Coro::cede;	2050	cf::cede_to_tick;
1848		2051
1849	unless ($self->{deny_activate}) {	2052	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2053	$self->decay_objects;
1851	$self->fix_auto_apply;	2054	$self->fix_auto_apply;
1852	$self->update_buttons;	2055	$self->update_buttons;
1853	Coro::cede;	2056	cf::cede_to_tick;
1854	$self->set_darkness_map;	2057	$self->set_darkness_map;
1855	Coro::cede;	2058	cf::cede_to_tick;
1856	$self->activate;	2059	$self->activate;
1857	}	2060	}
		2061
		2062	$self->{last_save} = $cf::RUNTIME;
		2063	$self->last_access ($cf::RUNTIME);
1858		2064
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2065	$self->in_memory (cf::MAP_IN_MEMORY);
1860	}	2066	}
1861		2067
1862	$self->post_load;	2068	$self->post_load;
…		…
1873		2079
1874	$self	2080	$self
1875	}	2081	}
1876		2082
1877	# find and load all maps in the 3x3 area around a map	2083	# find and load all maps in the 3x3 area around a map
1878	sub load_diag {	2084	sub load_neighbours {
1879	my ($map) = @_;	2085	my ($map) = @_;
1880		2086
1881	my @diag; # diagonal neighbours	2087	my @neigh; # diagonal neighbours
1882		2088
1883	for (0 .. 3) {	2089	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2090	my $neigh = $map->tile_path ($_)
1885	or next;	2091	or next;
1886	$neigh = find $neigh, $map	2092	$neigh = find $neigh, $map
1887	or next;	2093	or next;
1888	$neigh->load;	2094	$neigh->load;
1889		2095
		2096	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2097	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2098	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2099	}
1893		2100
1894	for (@diag) {	2101	for (grep defined $_->[0], @neigh) {
		2102	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2103	my $neigh = find $path, $origin
1896	or next;	2104	or next;
1897	$neigh->load;	2105	$neigh->load;
1898	}	2106	}
1899	}	2107	}
1900		2108
…		…
1905	}	2113	}
1906		2114
1907	sub do_load_sync {	2115	sub do_load_sync {
1908	my ($map) = @_;	2116	my ($map) = @_;
1909		2117
		2118	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2119	if $Coro::current == $Coro::main;
		2120
1910	cf::sync_job { $map->load };	2121	cf::sync_job { $map->load };
1911	}	2122	}
1912		2123
1913	our %MAP_PREFETCH;	2124	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2125	our $MAP_PREFETCHER = undef;
1915		2126
1916	sub find_async {	2127	sub find_async {
1917	my ($path, $origin) = @_;	2128	my ($path, $origin, $load) = @_;
1918		2129
1919	$path = normalise $path, $origin && $origin->{path};	2130	$path = normalise $path, $origin && $origin->{path};
1920		2131
1921	if (my $map = $cf::MAP{$path}) {	2132	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2133	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1923	}	2134	}
1924		2135
1925	undef $MAP_PREFETCH{$path};	2136	$MAP_PREFETCH{$path} |= $load;
		2137
1926	$MAP_PREFETCHER ||= cf::async {	2138	$MAP_PREFETCHER ||= cf::async {
		2139	$Coro::current->{desc} = "map prefetcher";
		2140
1927	while (%MAP_PREFETCH) {	2141	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2142	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2143	if (my $map = find $k) {
1930	$map->load;	2144	$map->load if $v;
1931	}	2145	}
1932		2146
1933	delete $MAP_PREFETCH{$path};	2147	delete $MAP_PREFETCH{$k};
1934	}	2148	}
1935	}	2149	}
1936	undef $MAP_PREFETCHER;	2150	undef $MAP_PREFETCHER;
1937	};	2151	};
1938	$MAP_PREFETCHER->prio (6);	2152	$MAP_PREFETCHER->prio (6);
…		…
1941	}	2155	}
1942		2156
1943	sub save {	2157	sub save {
1944	my ($self) = @_;	2158	my ($self) = @_;
1945		2159
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;	2160	my $lock = cf::lock_acquire "map_data:$self->{path}";
1947		2161
1948	$self->{last_save} = $cf::RUNTIME;	2162	$self->{last_save} = $cf::RUNTIME;
1949		2163
1950	return unless $self->dirty;	2164	return unless $self->dirty;
1951		2165
…		…
1957	return if $self->{deny_save};	2171	return if $self->{deny_save};
1958		2172
1959	local $self->{last_access} = $self->last_access;#d#	2173	local $self->{last_access} = $self->last_access;#d#
1960		2174
1961	cf::async {	2175	cf::async {
		2176	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2177	$_->contr->save for $self->players;
1963	};	2178	};
1964		2179
1965	if ($uniq) {	2180	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1974	my ($self) = @_;	2189	my ($self) = @_;
1975		2190
1976	# save first because save cedes	2191	# save first because save cedes
1977	$self->save;	2192	$self->save;
1978		2193
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2194	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2195
1981	return if $self->players;	2196	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;	2197	return if $self->in_memory != cf::MAP_IN_MEMORY;
1983	return if $self->{deny_save};	2198	return if $self->{deny_save};
1984		2199
		2200	$self->in_memory (cf::MAP_SWAPPED);
		2201
		2202	$self->deactivate;
		2203	$_->clear_links_to ($self) for values %cf::MAP;
1985	$self->clear;	2204	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2205	}
1988		2206
1989	sub reset_at {	2207	sub reset_at {
1990	my ($self) = @_;	2208	my ($self) = @_;
1991		2209
…		…
2023	if $uniq;	2241	if $uniq;
2024	}	2242	}
2025		2243
2026	delete $cf::MAP{$self->path};	2244	delete $cf::MAP{$self->path};
2027		2245
		2246	$self->deactivate;
		2247	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2248	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2249
2032	$self->unlink_save;	2250	$self->unlink_save;
2033	$self->destroy;	2251	$self->destroy;
2034	}	2252	}
2035		2253
2036	my $nuke_counter = "aaaa";	2254	my $nuke_counter = "aaaa";
2037		2255
2038	sub nuke {	2256	sub nuke {
2039	my ($self) = @_;	2257	my ($self) = @_;
2040		2258
		2259	{
		2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2261
2041	delete $cf::MAP{$self->path};	2262	delete $cf::MAP{$self->path};
2042		2263
2043	$self->unlink_save;	2264	$self->unlink_save;
2044		2265
2045	bless $self, "cf::map";	2266	bless $self, "cf::map";
2046	delete $self->{deny_reset};	2267	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2268	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2269	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2270	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2271
2051	$cf::MAP{$self->path} = $self;	2272	$cf::MAP{$self->path} = $self;
		2273	}
2052		2274
2053	$self->reset; # polite request, might not happen	2275	$self->reset; # polite request, might not happen
2054	}	2276	}
2055		2277
2056	=item $maps = cf::map::tmp_maps	2278	=item $maps = cf::map::tmp_maps
…		…
2132		2354
2133	sub inv_recursive {	2355	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2356	inv_recursive_ inv $_[0]
2135	}	2357	}
2136		2358
		2359	=item $ref = $ob->ref
		2360
		2361	creates and returns a persistent reference to an objetc that can be stored as a string.
		2362
		2363	=item $ob = cf::object::deref ($refstring)
		2364
		2365	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2366	even if the object actually exists. May block.
		2367
		2368	=cut
		2369
		2370	sub deref {
		2371	my ($ref) = @_;
		2372
		2373	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2374	my ($uuid, $name) = ($1, $2);
		2375	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2376	or return;
		2377	$pl->ob->uuid eq $uuid
		2378	or return;
		2379
		2380	$pl->ob
		2381	} else {
		2382	warn "$ref: cannot resolve object reference\n";
		2383	undef
		2384	}
		2385	}
		2386
2137	package cf;	2387	package cf;
2138		2388
2139	=back	2389	=back
2140		2390
2141	=head3 cf::object::player	2391	=head3 cf::object::player
…		…
2163		2413
2164	} else {	2414	} else {
2165	my $pl = $self->contr;	2415	my $pl = $self->contr;
2166		2416
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2417	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2420
2176	} else {	2421	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2423	$self->message ($msg, $flags);
2179	}	2424	}
2180	}	2425	}
		2426	}
		2427
		2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2429
		2430	=cut
		2431
		2432	sub cf::object::send_msg {
		2433	my $pl = shift->contr
		2434	or return;
		2435	$pl->send_msg (@_);
2181	}	2436	}
2182		2437
2183	=item $player_object->may ("access")	2438	=item $player_object->may ("access")
2184		2439
2185	Returns wether the given player is authorized to access resource "access"	2440	Returns wether the given player is authorized to access resource "access"
…		…
2264	# use -1 or undef as default coordinates, not 0, 0	2519	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2520	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2521	if $x <=0 && $y <= 0;
2267		2522
2268	$map->load;	2523	$map->load;
2269	$map->load_diag;	2524	$map->load_neighbours;
2270		2525
2271	return unless $self->contr->active;	2526	return unless $self->contr->active;
2272	$self->activate_recursive;	2527	$self->activate_recursive;
2273		2528
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2529	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2549	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2550
2296	$self->enter_link;	2551	$self->enter_link;
2297		2552
2298	(async {	2553	(async {
		2554	$Coro::current->{desc} = "player::goto $path $x $y";
		2555
		2556	# *tag paths override both path and x|y
		2557	if ($path =~ /^\*(.*)$/) {
		2558	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2559	my $ob = $obs[rand @obs];
		2560
		2561	# see if we actually can go there
		2562	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2563	$ob = $obs[rand @obs];
		2564	} else {
		2565	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2566	}
		2567	# else put us there anyways for now #d#
		2568
		2569	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2570	} else {
		2571	($path, $x, $y) = (undef, undef, undef);
		2572	}
		2573	}
		2574
2299	my $map = eval {	2575	my $map = eval {
2300	my $map = cf::map::find $path;	2576	my $map = defined $path ? cf::map::find $path : undef;
2301		2577
2302	if ($map) {	2578	if ($map) {
2303	$map = $map->customise_for ($self);	2579	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2580	$map = $check->($map) if $check && $map;
2305	} else {	2581	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2582	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2583	}
2308		2584
2309	$map	2585	$map
2310	};	2586	};
2311		2587
…		…
2364	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
2365	}	2641	}
2366		2642
2367	$rmp->{random_seed} ||= $exit->random_seed;	2643	$rmp->{random_seed} ||= $exit->random_seed;
2368		2644
2369	my $data = cf::to_json $rmp;	2645	my $data = cf::encode_json $rmp;
2370	my $md5 = Digest::MD5::md5_hex $data;	2646	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2647	my $meta = "$RANDOMDIR/$md5.meta";
2372		2648
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2649	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2650	aio_write $fh, 0, (length $data), $data, 0;
…		…
2401	# if exit is damned, update players death & WoR home-position	2677	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)	2678	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);	2679	if $exit->flag (FLAG_DAMNED);
2404		2680
2405	(async {	2681	(async {
		2682	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2683
2406	$self->deactivate_recursive; # just to be sure	2684	$self->deactivate_recursive; # just to be sure
2407	unless (eval {	2685	unless (eval {
2408	$self->goto ($slaying, $hp, $sp);	2686	$self->goto ($slaying, $hp, $sp);
2409		2687
2410	1;	2688	1;
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	2723	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	2724	the message unless the client supports the msg packet.
2447		2725
2448	=cut	2726	=cut
2449		2727
		2728	# non-persistent channels (usually the info channel)
		2729	our %CHANNEL = (
		2730	"c/identify" => {
		2731	id => "infobox",
		2732	title => "Identify",
		2733	reply => undef,
		2734	tooltip => "Items recently identified",
		2735	},
		2736	"c/examine" => {
		2737	id => "infobox",
		2738	title => "Examine",
		2739	reply => undef,
		2740	tooltip => "Signs and other items you examined",
		2741	},
		2742	"c/book" => {
		2743	id => "infobox",
		2744	title => "Book",
		2745	reply => undef,
		2746	tooltip => "The contents of a note or book",
		2747	},
		2748	"c/lookat" => {
		2749	id => "infobox",
		2750	title => "Look",
		2751	reply => undef,
		2752	tooltip => "What you saw there",
		2753	},
		2754	"c/who" => {
		2755	id => "infobox",
		2756	title => "Players",
		2757	reply => undef,
		2758	tooltip => "Shows players who are currently online",
		2759	},
		2760	"c/body" => {
		2761	id => "infobox",
		2762	title => "Body Parts",
		2763	reply => undef,
		2764	tooltip => "Shows which body parts you posess and are available",
		2765	},
		2766	"c/uptime" => {
		2767	id => "infobox",
		2768	title => "Uptime",
		2769	reply => undef,
		2770	tooltip => "How long the server has been running since last restart",
		2771	},
		2772	"c/mapinfo" => {
		2773	id => "infobox",
		2774	title => "Map Info",
		2775	reply => undef,
		2776	tooltip => "Information related to the maps",
		2777	},
		2778	);
		2779
2450	sub cf::client::send_msg {	2780	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	2781	my ($self, $channel, $msg, $color, @extra) = @_;
2452		2782
2453	$msg = $self->pl->expand_cfpod ($msg);	2783	$msg = $self->pl->expand_cfpod ($msg);
2454		2784
2455	return unless @extra || length $msg;
2456
2457	$color &= ~cf::NDI_UNIQUE; # just in case...	2785	$color &= cf::NDI_CLIENT_MASK; # just in case...
2458		2786
		2787	# check predefined channels, for the benefit of C
		2788	if ($CHANNEL{$channel}) {
		2789	$channel = $CHANNEL{$channel};
		2790
		2791	$self->ext_msg (channel_info => $channel)
		2792	if $self->can_msg;
		2793
		2794	$channel = $channel->{id};
		2795
2459	if (ref $channel) {	2796	} elsif (ref $channel) {
2460	# send meta info to client, if not yet sent	2797	# send meta info to client, if not yet sent
2461	unless (exists $self->{channel}{$channel->{id}}) {	2798	unless (exists $self->{channel}{$channel->{id}}) {
2462	$self->{channel}{$channel->{id}} = $channel;	2799	$self->{channel}{$channel->{id}} = $channel;
2463	$self->ext_event (channel_info => %$channel);	2800	$self->ext_msg (channel_info => $channel)
		2801	if $self->can_msg;
2464	}	2802	}
2465		2803
2466	$channel = $channel->{id};	2804	$channel = $channel->{id};
2467	}	2805	}
2468		2806
		2807	return unless @extra || length $msg;
		2808
2469	if ($self->can_msg) {	2809	if ($self->can_msg) {
		2810	# default colour, mask it out
		2811	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2812	if $color & cf::NDI_DEF;
		2813
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2814	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2815	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2471	} else {	2816	} else {
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481
2482	if ($color >= 0) {	2817	if ($color >= 0) {
		2818	# replace some tags by gcfclient-compatible ones
		2819	for ($msg) {
		2820	1 while
		2821	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2822	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2823	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2824	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2825	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2826	}
		2827
		2828	$color &= cf::NDI_COLOR_MASK;
		2829
		2830	utf8::encode $msg;
		2831
2483	if (0 && $msg =~ /\[/) {	2832	if (0 && $msg =~ /\[/) {
		2833	# COMMAND/INFO
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	2834	$self->send_packet ("drawextinfo $color 10 8 $msg")
2485	} else {	2835	} else {
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2836	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")	2837	$self->send_packet ("drawinfo $color $msg")
2488	}	2838	}
2489	}	2839	}
2490	}	2840	}
2491	}	2841	}
2492		2842
2493	=item $client->ext_event ($type, %msg)	2843	=item $client->ext_msg ($type, @msg)
2494		2844
2495	Sends an ext event to the client.	2845	Sends an ext event to the client.
2496		2846
2497	=cut	2847	=cut
2498		2848
2499	sub cf::client::ext_event($$%) {	2849	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	2850	my ($self, $type, @msg) = @_;
2501		2851
2502	return unless $self->extcmd;	2852	if ($self->extcmd == 2) {
2503		2853	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2854	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	2855	push @msg, msgtype => "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2857	}
		2858	}
		2859
		2860	=item $client->ext_reply ($msgid, @msg)
		2861
		2862	Sends an ext reply to the client.
		2863
		2864	=cut
		2865
		2866	sub cf::client::ext_reply($$@) {
		2867	my ($self, $id, @msg) = @_;
		2868
		2869	if ($self->extcmd == 2) {
		2870	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2871	} elsif ($self->extcmd == 1) {
		2872	#TODO: version 1, remove
		2873	unshift @msg, msgtype => "reply", msgid => $id;
		2874	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2875	}
2506	}	2876	}
2507		2877
2508	=item $success = $client->query ($flags, "text", \&cb)	2878	=item $success = $client->query ($flags, "text", \&cb)
2509		2879
2510	Queues a query to the client, calling the given callback with	2880	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	2935	my ($ns, $buf) = @_;
2566		2936
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2937	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		2938
2569	if (ref $msg) {	2939	if (ref $msg) {
		2940	my ($type, $reply, @payload) =
		2941	"ARRAY" eq ref $msg
		2942	? @$msg
		2943	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2944
		2945	my @reply;
		2946
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2947	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	2948	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	2949	}
		2950
		2951	$ns->ext_reply ($reply, @reply)
		2952	if $reply;
		2953
2576	} else {	2954	} else {
2577	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2955	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2578	}	2956	}
2579		2957
2580	cf::override;	2958	cf::override;
…		…
2627	our $safe = new Safe "safe";	3005	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3006	our $safe_hole = new Safe::Hole;
2629		3007
2630	$SIG{FPE} = 'IGNORE';	3008	$SIG{FPE} = 'IGNORE';
2631		3009
2632	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3010	$safe->permit_only (Opcode::opset qw(
		3011	:base_core :base_mem :base_orig :base_math
		3012	grepstart grepwhile mapstart mapwhile
		3013	sort time
		3014	));
2633		3015
2634	# here we export the classes and methods available to script code	3016	# here we export the classes and methods available to script code
2635		3017
2636	=pod	3018	=pod
2637		3019
2638	The following functions and methods are available within a safe environment:	3020	The following functions and methods are available within a safe environment:
2639		3021
2640	cf::object	3022	cf::object
2641	contr pay_amount pay_player map x y force_find force_add	3023	contr pay_amount pay_player map x y force_find force_add destroy
2642	insert remove	3024	insert remove name archname title slaying race decrease_ob_nr
2643		3025
2644	cf::object::player	3026	cf::object::player
2645	player	3027	player
2646		3028
2647	cf::player	3029	cf::player
…		…
2652		3034
2653	=cut	3035	=cut
2654		3036
2655	for (	3037	for (
2656	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3038	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3039	insert remove inv name archname title slaying race
2657	insert remove)],	3040	decrease_ob_nr destroy)],
2658	["cf::object::player" => qw(player)],	3041	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3042	["cf::player" => qw(peaceful)],
2660	["cf::map" => qw(trigger)],	3043	["cf::map" => qw(trigger)],
2661	) {	3044	) {
2662	no strict 'refs';	3045	no strict 'refs';
…		…
2738	# the server's init and main functions	3121	# the server's init and main functions
2739		3122
2740	sub load_facedata($) {	3123	sub load_facedata($) {
2741	my ($path) = @_;	3124	my ($path) = @_;
2742		3125
		3126	# HACK to clear player env face cache, we need some signal framework
		3127	# for this (global event?)
		3128	%ext::player_env::MUSIC_FACE_CACHE = ();
		3129
		3130	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3131
2743	warn "loading facedata from $path\n";	3132	warn "loading facedata from $path\n";
2744		3133
2745	my $facedata;	3134	my $facedata;
2746	0 < aio_load $path, $facedata	3135	0 < aio_load $path, $facedata
2747	or die "$path: $!";	3136	or die "$path: $!";
…		…
2749	$facedata = Coro::Storable::thaw $facedata;	3138	$facedata = Coro::Storable::thaw $facedata;
2750		3139
2751	$facedata->{version} == 2	3140	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3141	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		3142
		3143	# patch in the exptable
		3144	$facedata->{resource}{"res/exp_table"} = {
		3145	type => FT_RSRC,
		3146	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3147	};
		3148	cf::cede_to_tick;
		3149
2754	{	3150	{
2755	my $faces = $facedata->{faceinfo};	3151	my $faces = $facedata->{faceinfo};
2756		3152
2757	while (my ($face, $info) = each %$faces) {	3153	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3154	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3155
2759	cf::face::set_visibility $idx, $info->{visibility};	3156	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3157	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3158	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3159	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2763		3160
2764	cf::cede_to_tick;	3161	cf::cede_to_tick;
2765	}	3162	}
2766		3163
2767	while (my ($face, $info) = each %$faces) {	3164	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3165	next unless $info->{smooth};
		3166
2769	my $idx = cf::face::find $face	3167	my $idx = cf::face::find $face
2770	or next;	3168	or next;
		3169
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3170	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3171	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3172	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3173	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3174	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2792		3191
2793	{	3192	{
2794	# TODO: for gcfclient pleasure, we should give resources	3193	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.	3194	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3195	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3196
2799	while (my ($name, $info) = each %$res) {	3197	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3198	if (defined $info->{type}) {
2801	name => $name,
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3199	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3200	my $data;
2807		3201
2808	if ($name =~ /\.jpg$/) {	3202	if ($info->{type} & 1) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3203	# prepend meta info
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3204
		3205	my $meta = $enc->encode ({
		3206	name => $name,
		3207	%{ $info->{meta} || {} },
		3208	});
		3209
		3210	$data = pack "(w/a*)*", $meta, $info->{data};
		3211	} else {
		3212	$data = $info->{data};
		3213	}
		3214
		3215	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3216	cf::face::set_type $idx, $info->{type};
2811	} else {	3217	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3218	$RESOURCE{$name} = $info;
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3219	}
2818		3220
2819	cf::cede_to_tick;	3221	cf::cede_to_tick;
2820	}	3222	}
2821	}	3223	}
2822		3224
		3225	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3226
2823	1	3227	1
2824	}	3228	}
2825		3229
		3230	cf::global->attach (on_resource_update => sub {
		3231	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3232	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3233
		3234	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3235	my $sound = $soundconf->{compat}[$_]
		3236	or next;
		3237
		3238	my $face = cf::face::find "sound/$sound->[1]";
		3239	cf::sound::set $sound->[0] => $face;
		3240	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3241	}
		3242
		3243	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3244	my $face = cf::face::find "sound/$v";
		3245	cf::sound::set $k => $face;
		3246	}
		3247	}
		3248	});
		3249
		3250	register_exticmd fx_want => sub {
		3251	my ($ns, $want) = @_;
		3252
		3253	while (my ($k, $v) = each %$want) {
		3254	$ns->fx_want ($k, $v);
		3255	}
		3256	};
		3257
2826	sub reload_regions {	3258	sub reload_regions {
		3259	# HACK to clear player env face cache, we need some signal framework
		3260	# for this (global event?)
		3261	%ext::player_env::MUSIC_FACE_CACHE = ();
		3262
2827	load_resource_file "$MAPDIR/regions"	3263	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3264	or die "unable to load regions file\n";
2829		3265
2830	for (cf::region::list) {	3266	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3267	$_->{match} = qr/$_->{match}/
…		…
2867		3303
2868	sub init {	3304	sub init {
2869	reload_resources;	3305	reload_resources;
2870	}	3306	}
2871		3307
2872	sub cfg_load {	3308	sub reload_config {
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3309	open my $fh, "<:utf8", "$CONFDIR/config"
2874	or return;	3310	or return;
2875		3311
2876	local $/;	3312	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;	3313	*CFG = YAML::Syck::Load <$fh>;
…		…
2893	sub main {	3329	sub main {
2894	# we must not ever block the main coroutine	3330	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3331	local $Coro::idle = sub {
2896	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3332	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2897	(async {	3333	(async {
2898	Event::one_event;	3334	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3335	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3336	})->prio (Coro::PRIO_MAX);
2900	};	3337	};
2901		3338
2902	cfg_load;	3339	reload_config;
2903	db_init;	3340	db_init;
2904	load_extensions;	3341	load_extensions;
2905		3342
2906	$TICK_WATCHER->start;	3343	$TICK_WATCHER->start;
		3344	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
2907	Event::loop;	3345	EV::loop;
2908	}	3346	}
2909		3347
2910	#############################################################################	3348	#############################################################################
2911	# initialisation and cleanup	3349	# initialisation and cleanup
2912		3350
2913	# install some emergency cleanup handlers	3351	# install some emergency cleanup handlers
2914	BEGIN {	3352	BEGIN {
		3353	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3354	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3355	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3356	cf::cleanup "SIG$signal";
2923	},
2924	);	3357	};
2925	}	3358	}
2926	}	3359	}
2927		3360
2928	sub write_runtime {	3361	sub write_runtime {
2929	my $runtime = "$LOCALDIR/runtime";	3362	my $runtime = "$LOCALDIR/runtime";
…		…
2974	# and maps saved/destroyed asynchronously.	3407	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3408	warn "begin emergency player save\n";
2976	for my $login (keys %cf::PLAYER) {	3409	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3410	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3411	$pl->valid or next;
		3412	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3413	$pl->save;
2980	}	3414	}
2981	warn "end emergency player save\n";	3415	warn "end emergency player save\n";
2982		3416
2983	warn "begin emergency map save\n";	3417	warn "begin emergency map save\n";
…		…
3022	warn "syncing database to disk";	3456	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;	3457	BDB::db_env_txn_checkpoint $DB_ENV;
3024		3458
3025	# if anything goes wrong in here, we should simply crash as we already saved	3459	# if anything goes wrong in here, we should simply crash as we already saved
3026		3460
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";	3461	warn "flushing outstanding aio requests";
3033	for (;;) {	3462	for (;;) {
3034	BDB::flush;	3463	BDB::flush;
3035	IO::AIO::flush;	3464	IO::AIO::flush;
3036	Coro::cede;	3465	Coro::cede_notself;
3037	last unless IO::AIO::nreqs || BDB::nreqs;	3466	last unless IO::AIO::nreqs || BDB::nreqs;
3038	warn "iterate...";	3467	warn "iterate...";
3039	}	3468	}
3040		3469
3041	++$RELOAD;	3470	++$RELOAD;
…		…
3100	warn "reloading cf.pm";	3529	warn "reloading cf.pm";
3101	require cf;	3530	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3531	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3103		3532
3104	warn "loading config and database again";	3533	warn "loading config and database again";
3105	cf::cfg_load;	3534	cf::reload_config;
3106		3535
3107	warn "loading extensions";	3536	warn "loading extensions";
3108	cf::load_extensions;	3537	cf::load_extensions;
3109		3538
3110	warn "reattaching attachments to objects/players";	3539	warn "reattaching attachments to objects/players";
…		…
3130		3559
3131	sub reload_perl() {	3560	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	3561	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	3562	# coro crashes during coro_state_free->destroy here.
3134		3563
3135	$RELOAD_WATCHER ||= Event->timer (	3564	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3136	reentrant => 0,
3137	after => 0,
3138	data => WF_AUTOCANCEL,
3139	cb => sub {
3140	do_reload_perl;
3141	undef $RELOAD_WATCHER;	3565	undef $RELOAD_WATCHER;
3142	},	3566	do_reload_perl;
3143	);	3567	};
3144	}	3568	}
3145		3569
3146	register_command "reload" => sub {	3570	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	3571	my ($who, $arg) = @_;
3148		3572
3149	if ($who->flag (FLAG_WIZ)) {	3573	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	3574	$who->message ("reloading server.");
		3575	async {
		3576	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	3577	reload_perl;
		3578	};
3152	}	3579	}
3153	};	3580	};
3154		3581
3155	unshift @INC, $LIBDIR;	3582	unshift @INC, $LIBDIR;
3156		3583
…		…
3175	my $signal = new Coro::Signal;	3602	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	3603	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	3604	$signal->wait;
3178	}	3605	}
3179		3606
3180	my $min = 1e6;#d#	3607	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	3608	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3609	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	3610	unless ++$bug_warning > 10;
3192	return;	3611	return;
3193	}	3612	}
3194		3613
3195	$NOW = $tick_start = Event::time;	3614	$NOW = $tick_start = EV::now;
3196		3615
3197	cf::server_tick; # one server iteration	3616	cf::server_tick; # one server iteration
3198		3617
3199	0 && sync_job {#d#	3618	$RUNTIME += $TICK;
3200	for(1..10) {	3619	$NEXT_TICK = $_[0]->at;
3201	my $t = Event::time;
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3203	or die;
3204		3620
3205	$map->width (50);	3621	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3206	$map->height (50);	3622	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3207	$map->alloc;	3623	Coro::async_pool {
3208	$map->_load_objects ("/tmp/x.map", 1);	3624	$Coro::current->{desc} = "runtime saver";
3209	my $t = Event::time - $t;	3625	write_runtime
3210		3626	or warn "ERROR: unable to write runtime file: $!";
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	3627	};
		3628	}
3221		3629
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3630	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	3631	$sig->send;
3238	}	3632	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	3633	while (my $sig = shift @WAIT_FOR_TICK) {
3240	$sig->send;	3634	$sig->send;
3241	}	3635	}
3242		3636
3243	$NOW = Event::time;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;	3637	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3638	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		3639
3254	_post_tick;	3640	_post_tick;
3255		3641	};
3256		3642	$TICK_WATCHER->priority (EV::MAXPRI);
3257	},
3258	);
3259		3643
3260	{	3644	{
3261	BDB::max_poll_time $TICK * 0.1;	3645	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	3646
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	3647	BDB::min_parallel 8;
3271		3648	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	3649	$Coro::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		3650
3287	unless ($DB_ENV) {	3651	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	3652	$DB_ENV = BDB::db_env_create;
		3653	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3654	| BDB::LOG_AUTOREMOVE, 1);
		3655	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3656	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		3657
3290	cf::sync_job {	3658	cf::sync_job {
3291	eval {	3659	eval {
3292	BDB::db_env_open	3660	BDB::db_env_open
3293	$DB_ENV,	3661	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3663	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3664	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	3665	0666;
3298		3666
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3667	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	3668	};
3304		3669
3305	cf::cleanup "db_env_open(db): $@" if $@;	3670	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	3671	};
3307	}	3672	}
		3673
		3674	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3675	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3676	};
		3677	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3678	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3679	};
		3680	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3681	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3682	};
3308	}	3683	}
3309		3684
3310	{	3685	{
		3686	# configure IO::AIO
		3687
3311	IO::AIO::min_parallel 8;	3688	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	3689	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	3690	$Coro::AIO::WATCHER->priority (1);
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	3691	}
3324		3692
3325	my $_log_backtrace;	3693	my $_log_backtrace;
3326		3694
3327	sub _log_backtrace {	3695	sub _log_backtrace {
…		…
3331		3699
3332	# limit the # of concurrent backtraces	3700	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	3701	if ($_log_backtrace < 2) {
3334	++$_log_backtrace;	3702	++$_log_backtrace;
3335	async {	3703	async {
		3704	$Coro::current->{desc} = "abt $msg";
		3705
3336	my @bt = fork_call {	3706	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	3707	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3708	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3709	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	3710	or die "addr2line: $!";

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