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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.266 by root, Fri May 18 01:01:02 2007 UTC vs.
Revision 1.358 by root, Fri Sep 7 18:10:52 2007 UTC

…		…
10	use Event;	10	use Event;
11	use Opcode;	11	use Opcode;
12	use Safe;	12	use Safe;
13	use Safe::Hole;	13	use Safe::Hole;
14		14
15	use Coro 3.61 ();	15	use Coro 3.64 ();
16	use Coro::State;	16	use Coro::State;
17	use Coro::Handle;	17	use Coro::Handle;
18	use Coro::Event;	18	use Coro::Event;
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::Storable;	23	use Coro::Storable;
		24	use Coro::Util ();
24		25
		26	use JSON::XS ();
25	use BDB ();	27	use BDB ();
26	use Data::Dumper;	28	use Data::Dumper;
27	use Digest::MD5;	29	use Digest::MD5;
28	use Fcntl;	30	use Fcntl;
29	use YAML::Syck ();	31	use YAML::Syck ();
30	use IO::AIO 2.32 ();	32	use IO::AIO 2.32 ();
31	use Time::HiRes;	33	use Time::HiRes;
32	use Compress::LZF;	34	use Compress::LZF;
		35	use Digest::MD5 ();
33		36
34	# configure various modules to our taste	37	# configure various modules to our taste
35	#	38	#
36	$Storable::canonical = 1; # reduce rsync transfers	39	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
…		…
49	our %COMMAND = ();	52	our %COMMAND = ();
50	our %COMMAND_TIME = ();	53	our %COMMAND_TIME = ();
51		54
52	our @EXTS = (); # list of extension package names	55	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	56	our %EXTCMD = ();
		57	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	58	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	59	our %EXT_MAP = (); # pluggable maps
56		60
57	our $RELOAD; # number of reloads so far	61	our $RELOAD; # number of reloads so far
58	our @EVENT;	62	our @EVENT;
…		…
83	our %CFG;	87	our %CFG;
84		88
85	our $UPTIME; $UPTIME ||= time;	89	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	90	our $RUNTIME;
87		91
88	our %PLAYER; # all users	92	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	93	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	94	our $LINK_MAP; # the special {link} map, which is always available
91		95
92	# used to convert map paths into valid unix filenames by replacing / by ∕	96	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		98
…		…
164		168
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	170	returns directly I<after> the tick processing (and consequently, can only wake one process
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		172
		173	=item @cf::INVOKE_RESULTS
		174
		175	This array contains the results of the last C<invoke ()> call. When
		176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		177	that call.
		178
169	=back	179	=back
170		180
171	=cut	181	=cut
172		182
173	BEGIN {	183	BEGIN {
…		…
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
191	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';	201	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';
		202	@safe::cf::arch::ISA = @cf::arch::ISA = 'cf::object';
192	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object';	203	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; # not really true (yet)
193		204
194	# we bless all objects into (empty) derived classes to force a method lookup	205	# we bless all objects into (empty) derived classes to force a method lookup
195	# within the Safe compartment.	206	# within the Safe compartment.
196	for my $pkg (qw(	207	for my $pkg (qw(
197	cf::global cf::attachable	208	cf::global cf::attachable
…		…
205	}	216	}
206		217
207	$Event::DIED = sub {	218	$Event::DIED = sub {
208	warn "error in event callback: @_";	219	warn "error in event callback: @_";
209	};	220	};
		221
		222	#############################################################################
210		223
211	=head2 UTILITY FUNCTIONS	224	=head2 UTILITY FUNCTIONS
212		225
213	=over 4	226	=over 4
214		227
…		…
233	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
234	$d	247	$d
235	} || "[unable to dump $_[0]: '$@']";	248	} || "[unable to dump $_[0]: '$@']";
236	}	249	}
237		250
238	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
239
240	=item $ref = cf::from_json $json	251	=item $ref = cf::from_json $json
241		252
242	Converts a JSON string into the corresponding perl data structure.	253	Converts a JSON string into the corresponding perl data structure.
243		254
244	=item $json = cf::to_json $ref	255	=item $json = cf::to_json $ref
245		256
246	Converts a perl data structure into its JSON representation.	257	Converts a perl data structure into its JSON representation.
		258
		259	=cut
		260
		261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		262
		263	sub to_json ($) { $json_coder->encode ($_[0]) }
		264	sub from_json ($) { $json_coder->decode ($_[0]) }
247		265
248	=item cf::lock_wait $string	266	=item cf::lock_wait $string
249		267
250	Wait until the given lock is available. See cf::lock_acquire.	268	Wait until the given lock is available. See cf::lock_acquire.
251		269
…		…
254	Wait until the given lock is available and then acquires it and returns	272	Wait until the given lock is available and then acquires it and returns
255	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
256	for example when the coroutine gets canceled), the lock is automatically	274	for example when the coroutine gets canceled), the lock is automatically
257	returned.	275	returned.
258		276
		277	Locks are *not* recursive, locking from the same coro twice results in a
		278	deadlocked coro.
		279
259	Lock names should begin with a unique identifier (for example, cf::map::find	280	Lock names should begin with a unique identifier (for example, cf::map::find
260	uses map_find and cf::map::load uses map_load).	281	uses map_find and cf::map::load uses map_load).
261		282
262	=item $locked = cf::lock_active $string	283	=item $locked = cf::lock_active $string
263		284
264	Return true if the lock is currently active, i.e. somebody has locked it.	285	Return true if the lock is currently active, i.e. somebody has locked it.
265		286
266	=cut	287	=cut
267		288
268	our %LOCK;	289	our %LOCK;
		290	our %LOCKER;#d#
269		291
270	sub lock_wait($) {	292	sub lock_wait($) {
271	my ($key) = @_;	293	my ($key) = @_;
		294
		295	if ($LOCKER{$key} == $Coro::current) {#d#
		296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		297	return;#d#
		298	}#d#
272		299
273	# wait for lock, if any	300	# wait for lock, if any
274	while ($LOCK{$key}) {	301	while ($LOCK{$key}) {
275	push @{ $LOCK{$key} }, $Coro::current;	302	push @{ $LOCK{$key} }, $Coro::current;
276	Coro::schedule;	303	Coro::schedule;
…		…
282		309
283	# wait, to be sure we are not locked	310	# wait, to be sure we are not locked
284	lock_wait $key;	311	lock_wait $key;
285		312
286	$LOCK{$key} = [];	313	$LOCK{$key} = [];
		314	$LOCKER{$key} = $Coro::current;#d#
287		315
288	Coro::guard {	316	Coro::guard {
		317	delete $LOCKER{$key};#d#
289	# wake up all waiters, to be on the safe side	318	# wake up all waiters, to be on the safe side
290	$_->ready for @{ delete $LOCK{$key} };	319	$_->ready for @{ delete $LOCK{$key} };
291	}	320	}
292	}	321	}
293		322
…		…
305	};	334	};
306	$TICK_WATCHER->stop;	335	$TICK_WATCHER->stop;
307	$guard	336	$guard
308	}	337	}
309		338
		339	=item cf::get_slot $time[, $priority[, $name]]
		340
		341	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		342	This call blocks and returns only when you have at least C<$time> seconds
		343	of cpu time till the next tick. The slot is only valid till the next cede.
		344
		345	The optional C<$name> can be used to identify the job to run. It might be
		346	used for statistical purposes and should identify the same time-class.
		347
		348	Useful for short background jobs.
		349
		350	=cut
		351
		352	our @SLOT_QUEUE;
		353	our $SLOT_QUEUE;
		354
		355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		356	$SLOT_QUEUE = Coro::async {
		357	my $signal = new Coro::Signal;
		358
		359	while () {
		360	next_job:
		361	my $avail = cf::till_tick;
		362	if ($avail > 0.01) {
		363	for (0 .. $#SLOT_QUEUE) {
		364	if ($SLOT_QUEUE[$_][0] < $avail) {
		365	my $job = splice @SLOT_QUEUE, $_, 1, ();
		366	$job->[2]->send;
		367	Coro::cede;
		368	goto next_job;
		369	}
		370	}
		371	}
		372
		373	if (@SLOT_QUEUE) {
		374	# we do not use wait_For_tick() as it returns immediately when tick is inactive
		375	push @cf::WAIT_FOR_TICK, $signal;
		376	$signal->wait;
		377	} else {
		378	Coro::schedule;
		379	}
		380	}
		381	};
		382
		383	sub get_slot($;$$) {
		384	my ($time, $pri, $name) = @_;
		385
		386	$time = $TICK * .6 if $time > $TICK * .6;
		387	my $sig = new Coro::Signal;
		388
		389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		391	$SLOT_QUEUE->ready;
		392	$sig->wait;
		393	}
		394
310	=item cf::async { BLOCK }	395	=item cf::async { BLOCK }
311		396
312	Currently the same as Coro::async_pool, meaning you cannot use	397	Currently the same as Coro::async_pool, meaning you cannot use
313	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	398	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
314	thing you are allowed to do is call C<prio> on it.	399	thing you are allowed to do is call C<prio> on it.
…		…
317		402
318	BEGIN { *async = \&Coro::async_pool }	403	BEGIN { *async = \&Coro::async_pool }
319		404
320	=item cf::sync_job { BLOCK }	405	=item cf::sync_job { BLOCK }
321		406
322	The design of crossfire+ requires that the main coro ($Coro::main) is	407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)
323	always able to handle events or runnable, as crossfire+ is only partly	408	is always able to handle events or runnable, as Crossfire TRT is only
324	reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable.	409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
		410	acceptable.
325		411
326	If it must be done, put the blocking parts into C<sync_job>. This will run	412	If it must be done, put the blocking parts into C<sync_job>. This will run
327	the given BLOCK in another coroutine while waiting for the result. The	413	the given BLOCK in another coroutine while waiting for the result. The
328	server will be frozen during this time, so the block should either finish	414	server will be frozen during this time, so the block should either finish
329	fast or be very important.	415	fast or be very important.
…		…
389	$EXT_CORO{$coro+0} = $coro;	475	$EXT_CORO{$coro+0} = $coro;
390		476
391	$coro	477	$coro
392	}	478	}
393		479
394	sub write_runtime {	480	=item fork_call { }, $args
395	my $runtime = "$LOCALDIR/runtime";
396		481
397	# first touch the runtime file to show we are still running:	482	Executes the given code block with the given arguments in a seperate
398	# the fsync below can take a very very long time.	483	process, returning the results. Everything must be serialisable with
		484	Coro::Storable. May, of course, block. Note that the executed sub may
		485	never block itself or use any form of Event handling.
399		486
400	if (my $fh = aio_open $runtime, O_WRONLY, 0) {	487	=cut
401	utime undef, undef, $fh;
402	}
403		488
404	my $guard = cf::lock_acquire "write_runtime";	489	sub fork_call(&@) {
		490	my ($cb, @args) = @_;
405		491
406	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	492	# we seemingly have to make a local copy of the whole thing,
407	or return;	493	# otherwise perl prematurely frees the stuff :/
		494	# TODO: investigate and fix (likely this will be rather laborious)
408		495
409	my $value = $cf::RUNTIME + 90 + 10;	496	my @res = Coro::Util::fork_eval {
410	# 10 is the runtime save interval, for a monotonic clock	497	reset_signals;
411	# 60 allows for the watchdog to kill the server.	498	&$cb
		499	}, @args;
412		500
413	(aio_write $fh, 0, (length $value), $value, 0) <= 0	501	wantarray ? @res : $res[-1]
414	and return;	502	}
415		503
416	# always fsync - this file is important	504	=item $value = cf::db_get $family => $key
417	aio_fsync $fh
418	and return;
419		505
420	# touch it again to show we are up-to-date	506	Returns a single value from the environment database.
421	utime undef, undef, $fh;
422		507
423	close $fh	508	=item cf::db_put $family => $key => $value
424	or return;
425		509
426	aio_rename "$runtime~", $runtime	510	Stores the given C<$value> in the family. It can currently store binary
427	and return;	511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
428		512
429	warn "runtime file written.\n";#d#	513	=cut
430		514
		515	our $DB;
		516
		517	sub db_init {
		518	unless ($DB) {
		519	$DB = BDB::db_create $DB_ENV;
		520
		521	cf::sync_job {
		522	eval {
		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	};
431	1	531	}
		532	}
		533
		534	sub db_get($$) {
		535	my $key = "$_[0]/$_[1]";
		536
		537	cf::sync_job {
		538	BDB::db_get $DB, undef, $key, my $data;
		539
		540	$! ? ()
		541	: $data
		542	}
		543	}
		544
		545	sub db_put($$$) {
		546	BDB::dbreq_pri 4;
		547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		548	}
		549
		550	=item cf::cache $id => [$paths...], $processversion => $process
		551
		552	Generic caching function that returns the value of the resource $id,
		553	caching and regenerating as required.
		554
		555	This function can block.
		556
		557	=cut
		558
		559	sub cache {
		560	my ($id, $src, $processversion, $process) = @_;
		561
		562	my $meta =
		563	join "\x00",
		564	$processversion,
		565	map {
		566	aio_stat $_
		567	and Carp::croak "$_: $!";
		568
		569	($_, (stat _)[7,9])
		570	} @$src;
		571
		572	my $dbmeta = db_get cache => "$id/meta";
		573	if ($dbmeta ne $meta) {
		574	# changed, we may need to process
		575
		576	my @data;
		577	my $md5;
		578
		579	for (0 .. $#$src) {
		580	0 <= aio_load $src->[$_], $data[$_]
		581	or Carp::croak "$src->[$_]: $!";
		582	}
		583
		584	# if processing is expensive, check
		585	# checksum first
		586	if (1) {
		587	$md5 =
		588	join "\x00",
		589	$processversion,
		590	map {
		591	cf::cede_to_tick;
		592	($src->[$_], Digest::MD5::md5_hex $data[$_])
		593	} 0.. $#$src;
		594
		595
		596	my $dbmd5 = db_get cache => "$id/md5";
		597	if ($dbmd5 eq $md5) {
		598	db_put cache => "$id/meta", $meta;
		599
		600	return db_get cache => "$id/data";
		601	}
		602	}
		603
		604	my $t1 = Time::HiRes::time;
		605	my $data = $process->(\@data);
		606	my $t2 = Time::HiRes::time;
		607
		608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		609
		610	db_put cache => "$id/data", $data;
		611	db_put cache => "$id/md5" , $md5;
		612	db_put cache => "$id/meta", $meta;
		613
		614	return $data;
		615	}
		616
		617	db_get cache => "$id/data"
432	}	618	}
433		619
434	=item cf::datalog type => key => value, ...	620	=item cf::datalog type => key => value, ...
435		621
436	Log a datalog packet of the given type with the given key-value pairs.	622	Log a datalog packet of the given type with the given key-value pairs.
…		…
454	attach callbacks/event handlers (a collection of which is called an "attachment")	640	attach callbacks/event handlers (a collection of which is called an "attachment")
455	to it. All such attachable objects support the following methods.	641	to it. All such attachable objects support the following methods.
456		642
457	In the following description, CLASS can be any of C<global>, C<object>	643	In the following description, CLASS can be any of C<global>, C<object>
458	C<player>, C<client> or C<map> (i.e. the attachable objects in	644	C<player>, C<client> or C<map> (i.e. the attachable objects in
459	crossfire+).	645	Crossfire TRT).
460		646
461	=over 4	647	=over 4
462		648
463	=item $attachable->attach ($attachment, key => $value...)	649	=item $attachable->attach ($attachment, key => $value...)
464		650
…		…
627	$registry = $CB_TYPE[$object_type] ||= [];	813	$registry = $CB_TYPE[$object_type] ||= [];
628		814
629	} elsif ($type eq "subtype") {	815	} elsif ($type eq "subtype") {
630	defined $object_type or Carp::croak "subtype specified without type";	816	defined $object_type or Carp::croak "subtype specified without type";
631	my $object_subtype = shift @arg;	817	my $object_subtype = shift @arg;
632	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_SUBTYPES] ||= [];	818	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_TYPES] ||= [];
633		819
634	} elsif ($type eq "package") {	820	} elsif ($type eq "package") {
635	my $pkg = shift @arg;	821	my $pkg = shift @arg;
636		822
637	while (my ($name, $id) = each %cb_id) {	823	while (my ($name, $id) = each %cb_id) {
…		…
666	_attach $registry, $klass, @attach;	852	_attach $registry, $klass, @attach;
667	}	853	}
668		854
669	$obj->{$name} = \%arg;	855	$obj->{$name} = \%arg;
670	} else {	856	} else {
671	warn "object uses attachment '$name' that is not available, postponing.\n";	857	warn "object uses attachment '$name' which is not available, postponing.\n";
672	}	858	}
673		859
674	$obj->{_attachment}{$name} = undef;	860	$obj->{_attachment}{$name} = undef;
675	}	861	}
676		862
…		…
678	if (ref $_[0]) {	864	if (ref $_[0]) {
679	_object_attach @_;	865	_object_attach @_;
680	} else {	866	} else {
681	_attach shift->_attach_registry, @_;	867	_attach shift->_attach_registry, @_;
682	}	868	}
		869	_recalc_want;
683	};	870	};
684		871
685	# all those should be optimised	872	# all those should be optimised
686	sub cf::attachable::detach {	873	sub cf::attachable::detach {
687	my ($obj, $name) = @_;	874	my ($obj, $name) = @_;
…		…
690	delete $obj->{_attachment}{$name};	877	delete $obj->{_attachment}{$name};
691	reattach ($obj);	878	reattach ($obj);
692	} else {	879	} else {
693	Carp::croak "cannot, currently, detach class attachments";	880	Carp::croak "cannot, currently, detach class attachments";
694	}	881	}
		882	_recalc_want;
695	};	883	};
696		884
697	sub cf::attachable::attached {	885	sub cf::attachable::attached {
698	my ($obj, $name) = @_;	886	my ($obj, $name) = @_;
699		887
…		…
714	";	902	";
715	die if $@;	903	die if $@;
716	}	904	}
717		905
718	our $override;	906	our $override;
719	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	907	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
720		908
721	sub override {	909	sub override {
722	$override = 1;	910	$override = 1;
723	@invoke_results = ();	911	@INVOKE_RESULTS = (@_);
724	}	912	}
725		913
726	sub do_invoke {	914	sub do_invoke {
727	my $event = shift;	915	my $event = shift;
728	my $callbacks = shift;	916	my $callbacks = shift;
729		917
730	@invoke_results = ();	918	@INVOKE_RESULTS = ();
731		919
732	local $override;	920	local $override;
733		921
734	for (@$callbacks) {	922	for (@$callbacks) {
735	eval { &{$_->[1]} };	923	eval { &{$_->[1]} };
…		…
752		940
753	Generate an object-specific event with the given arguments.	941	Generate an object-specific event with the given arguments.
754		942
755	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	943	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
756	removed in future versions), and there is no public API to access override	944	removed in future versions), and there is no public API to access override
757	results (if you must, access C<@cf::invoke_results> directly).	945	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
758		946
759	=back	947	=back
760		948
761	=cut	949	=cut
762		950
763	#############################################################################	951	#############################################################################
764	# object support	952	# object support
		953	#
		954
		955	sub _can_merge {
		956	my ($ob1, $ob2) = @_;
		957
		958	local $Storable::canonical = 1;
		959	my $fob1 = Storable::freeze $ob1;
		960	my $fob2 = Storable::freeze $ob2;
		961
		962	$fob1 eq $fob2
		963	}
765		964
766	sub reattach {	965	sub reattach {
767	# basically do the same as instantiate, without calling instantiate	966	# basically do the same as instantiate, without calling instantiate
768	my ($obj) = @_;	967	my ($obj) = @_;
769		968
…		…
813	},	1012	},
814	);	1013	);
815		1014
816	sub object_freezer_save {	1015	sub object_freezer_save {
817	my ($filename, $rdata, $objs) = @_;	1016	my ($filename, $rdata, $objs) = @_;
		1017
		1018	my $guard = cf::lock_acquire "io";
818		1019
819	sync_job {	1020	sync_job {
820	if (length $$rdata) {	1021	if (length $$rdata) {
821	warn sprintf "saving %s (%d,%d)\n",	1022	warn sprintf "saving %s (%d,%d)\n",
822	$filename, length $$rdata, scalar @$objs;	1023	$filename, length $$rdata, scalar @$objs;
…		…
846	}	1047	}
847	} else {	1048	} else {
848	aio_unlink $filename;	1049	aio_unlink $filename;
849	aio_unlink "$filename.pst";	1050	aio_unlink "$filename.pst";
850	}	1051	}
851	}	1052	};
		1053
		1054	undef $guard;
852	}	1055	}
853		1056
854	sub object_freezer_as_string {	1057	sub object_freezer_as_string {
855	my ($rdata, $objs) = @_;	1058	my ($rdata, $objs) = @_;
856		1059
…		…
861		1064
862	sub object_thawer_load {	1065	sub object_thawer_load {
863	my ($filename) = @_;	1066	my ($filename) = @_;
864		1067
865	my ($data, $av);	1068	my ($data, $av);
		1069
		1070	my $guard = cf::lock_acquire "io";
866		1071
867	(aio_load $filename, $data) >= 0	1072	(aio_load $filename, $data) >= 0
868	or return;	1073	or return;
869		1074
870	unless (aio_stat "$filename.pst") {	1075	unless (aio_stat "$filename.pst") {
871	(aio_load "$filename.pst", $av) >= 0	1076	(aio_load "$filename.pst", $av) >= 0
872	or return;	1077	or return;
		1078
		1079	undef $guard;
873	$av = eval { (Storable::thaw $av)->{objs} };	1080	$av = eval { (Storable::thaw $av)->{objs} };
874	}	1081	}
875		1082
876	warn sprintf "loading %s (%d)\n",	1083	warn sprintf "loading %s (%d)\n",
877	$filename, length $data, scalar @{$av || []};#d#	1084	$filename, length $data, scalar @{$av || []};
		1085
878	return ($data, $av);	1086	($data, $av)
879	}	1087	}
		1088
		1089	=head2 COMMAND CALLBACKS
		1090
		1091	=over 4
		1092
		1093	=cut
880		1094
881	#############################################################################	1095	#############################################################################
882	# command handling &c	1096	# command handling &c
883		1097
884	=item cf::register_command $name => \&callback($ob,$args);	1098	=item cf::register_command $name => \&callback($ob,$args);
…		…
897	push @{ $COMMAND{$name} }, [$caller, $cb];	1111	push @{ $COMMAND{$name} }, [$caller, $cb];
898	}	1112	}
899		1113
900	=item cf::register_extcmd $name => \&callback($pl,$packet);	1114	=item cf::register_extcmd $name => \&callback($pl,$packet);
901		1115
902	Register a callbackf ro execution when the client sends an extcmd packet.	1116	Register a callback for execution when the client sends an (synchronous)
		1117	extcmd packet. Ext commands will be processed in the order they are
		1118	received by the server, like other user commands. The first argument is
		1119	the logged-in player. Ext commands can only be processed after a player
		1120	has logged in successfully.
903		1121
904	If the callback returns something, it is sent back as if reply was being	1122	If the callback returns something, it is sent back as if reply was being
905	called.	1123	called.
906		1124
		1125	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1126
		1127	Register a callback for execution when the client sends an (asynchronous)
		1128	exticmd packet. Exti commands are processed by the server as soon as they
		1129	are received, i.e. out of order w.r.t. other commands. The first argument
		1130	is a client socket. Exti commands can be received anytime, even before
		1131	log-in.
		1132
		1133	If the callback returns something, it is sent back as if reply was being
		1134	called.
		1135
907	=cut	1136	=cut
908		1137
909	sub register_extcmd {	1138	sub register_extcmd {
910	my ($name, $cb) = @_;	1139	my ($name, $cb) = @_;
911		1140
912	$EXTCMD{$name} = $cb;	1141	$EXTCMD{$name} = $cb;
		1142	}
		1143
		1144	sub register_exticmd {
		1145	my ($name, $cb) = @_;
		1146
		1147	$EXTICMD{$name} = $cb;
913	}	1148	}
914		1149
915	cf::player->attach (	1150	cf::player->attach (
916	on_command => sub {	1151	on_command => sub {
917	my ($pl, $name, $params) = @_;	1152	my ($pl, $name, $params) = @_;
…		…
926	cf::override;	1161	cf::override;
927	},	1162	},
928	on_extcmd => sub {	1163	on_extcmd => sub {
929	my ($pl, $buf) = @_;	1164	my ($pl, $buf) = @_;
930		1165
931	my $msg = eval { from_json $buf };	1166	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
932		1167
933	if (ref $msg) {	1168	if (ref $msg) {
		1169	my ($type, $reply, @payload) =
		1170	"ARRAY" eq ref $msg
		1171	? @$msg
		1172	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1173
		1174	my @reply;
		1175
934	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1176	if (my $cb = $EXTCMD{$type}) {
935	if (my %reply = $cb->($pl, $msg)) {	1177	@reply = $cb->($pl, @payload);
936	$pl->ext_reply ($msg->{msgid}, %reply);
937	}
938	}	1178	}
		1179
		1180	$pl->ext_reply ($reply, @reply)
		1181	if $reply;
		1182
939	} else {	1183	} else {
940	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
941	}	1185	}
942		1186
943	cf::override;	1187	cf::override;
944	},	1188	},
945	);	1189	);
946		1190
947	sub load_extension {
948	my ($path) = @_;
949
950	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
951	my $base = $1;
952	my $pkg = $1;
953	$pkg =~ s/[^[:word:]]/_/g;
954	$pkg = "ext::$pkg";
955
956	warn "... loading '$path' into '$pkg'\n";
957
958	open my $fh, "<:utf8", $path
959	or die "$path: $!";
960
961	my $source =
962	"package $pkg; use strict; use utf8;\n"
963	. "#line 1 \"$path\"\n{\n"
964	. (do { local $/; <$fh> })
965	. "\n};\n1";
966
967	unless (eval $source) {
968	my $msg = $@ ? "$path: $@\n"
969	: "extension disabled.\n";
970	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
971	warn $@;
972	warn "mandatory extension failed to load, exiting.\n";
973	exit 1;
974	}
975	die $@;
976	}
977
978	push @EXTS, $pkg;
979	}
980
981	sub load_extensions {	1191	sub load_extensions {
		1192	cf::sync_job {
		1193	my %todo;
		1194
982	for my $ext (<$LIBDIR/*.ext>) {	1195	for my $path (<$LIBDIR/*.ext>) {
983	next unless -r $ext;	1196	next unless -r $path;
984	eval {	1197
985	load_extension $ext;	1198	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
		1199	my $base = $1;
		1200	my $pkg = $1;
		1201	$pkg =~ s/[^[:word:]]/_/g;
		1202	$pkg = "ext::$pkg";
		1203
		1204	open my $fh, "<:utf8", $path
		1205	or die "$path: $!";
		1206
		1207	my $source = do { local $/; <$fh> };
		1208
		1209	my %ext = (
		1210	path => $path,
		1211	base => $base,
		1212	pkg => $pkg,
		1213	);
		1214
		1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
		1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
		1217
		1218	$ext{source} =
		1219	"package $pkg; use strict; use utf8;\n"
		1220	. "#line 1 \"$path\"\n{\n"
		1221	. $source
		1222	. "\n};\n1";
		1223
		1224	$todo{$base} = \%ext;
		1225	}
		1226
		1227	my %done;
		1228	while (%todo) {
		1229	my $progress;
		1230
		1231	while (my ($k, $v) = each %todo) {
		1232	for (split /,\s*/, $v->{meta}{depends}) {
		1233	goto skip
		1234	unless exists $done{$_};
		1235	}
		1236
		1237	warn "... loading '$k' into '$v->{pkg}'\n";
		1238
		1239	unless (eval $v->{source}) {
		1240	my $msg = $@ ? "$v->{path}: $@\n"
		1241	: "$v->{base}: extension inactive.\n";
		1242
		1243	if (exists $v->{meta}{mandatory}) {
		1244	warn $msg;
		1245	warn "mandatory extension failed to load, exiting.\n";
		1246	exit 1;
		1247	}
		1248
		1249	warn $msg;
		1250	}
		1251
		1252	$done{$k} = delete $todo{$k};
		1253	push @EXTS, $v->{pkg};
		1254	$progress = 1;
986	1	1255	}
987	} or warn "$ext not loaded: $@";	1256
		1257	skip:
		1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1259	unless $progress;
		1260	}
988	}	1261	};
989	}	1262	}
990		1263
991	#############################################################################	1264	#############################################################################
		1265
		1266	=back
992		1267
993	=head2 CORE EXTENSIONS	1268	=head2 CORE EXTENSIONS
994		1269
995	Functions and methods that extend core crossfire objects.	1270	Functions and methods that extend core crossfire objects.
996		1271
…		…
1046	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1321	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1047	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1322	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1048	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1323	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1049	aio_unlink +(playerdir $login) . "/$login.pl";	1324	aio_unlink +(playerdir $login) . "/$login.pl";
1050		1325
1051	my $pl = load_pl path $login	1326	my $f = new_from_file cf::object::thawer path $login
1052	or return;	1327	or return;
		1328
		1329	$f->next;
		1330	my $pl = cf::player::load_pl $f
		1331	or return;
		1332	local $cf::PLAYER_LOADING{$login} = $pl;
		1333	$f->resolve_delayed_derefs;
1053	$cf::PLAYER{$login} = $pl	1334	$cf::PLAYER{$login} = $pl
1054	}	1335	}
1055	}	1336	}
1056	}	1337	}
1057		1338
…		…
1067		1348
1068	aio_mkdir playerdir $pl, 0770;	1349	aio_mkdir playerdir $pl, 0770;
1069	$pl->{last_save} = $cf::RUNTIME;	1350	$pl->{last_save} = $cf::RUNTIME;
1070		1351
1071	$pl->save_pl ($path);	1352	$pl->save_pl ($path);
1072	Coro::cede;	1353	cf::cede_to_tick;
1073	}	1354	}
1074		1355
1075	sub new($) {	1356	sub new($) {
1076	my ($login) = @_;	1357	my ($login) = @_;
1077		1358
…		…
1081	$self->{deny_save} = 1;	1362	$self->{deny_save} = 1;
1082		1363
1083	$cf::PLAYER{$login} = $self;	1364	$cf::PLAYER{$login} = $self;
1084		1365
1085	$self	1366	$self
		1367	}
		1368
		1369	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1370
		1371	=cut
		1372
		1373	sub send_msg {
		1374	my $ns = shift->ns
		1375	or return;
		1376	$ns->send_msg (@_);
1086	}	1377	}
1087		1378
1088	=item $pl->quit_character	1379	=item $pl->quit_character
1089		1380
1090	Nukes the player without looking back. If logged in, the connection will	1381	Nukes the player without looking back. If logged in, the connection will
…		…
1145	or return [];	1436	or return [];
1146		1437
1147	my @logins;	1438	my @logins;
1148		1439
1149	for my $login (@$dirs) {	1440	for my $login (@$dirs) {
		1441	my $path = path $login;
		1442
		1443	# a .pst is a dead give-away for a valid player
		1444	unless (-e "$path.pst") {
1150	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1151	aio_read $fh, 0, 512, my $buf, 0 or next;	1446	aio_read $fh, 0, 512, my $buf, 0 or next;
1152	$buf !~ /^password -------------$/m or next; # official not-valid tag	1447	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1448	}
1153		1449
1154	utf8::decode $login;	1450	utf8::decode $login;
1155	push @logins, $login;	1451	push @logins, $login;
1156	}	1452	}
1157		1453
…		…
1184	}	1480	}
1185		1481
1186	\@paths	1482	\@paths
1187	}	1483	}
1188		1484
		1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1486
		1487	Expand crossfire 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
1189	=item $player->ext_reply ($msgid, %msg)	1536	=item $player->ext_reply ($msgid, @msg)
1190		1537
1191	Sends an ext reply to the player.	1538	Sends an ext reply to the player.
1192		1539
1193	=cut	1540	=cut
1194		1541
1195	sub ext_reply($$%) {	1542	sub ext_reply($$@) {
1196	my ($self, $id, %msg) = @_;	1543	my ($self, $id, @msg) = @_;
1197		1544
1198	$msg{msgid} = $id;	1545	$self->ns->ext_reply ($id, @msg)
1199
1200	$self->send ("ext " . cf::to_json \%msg);
1201	}	1546	}
1202		1547
1203	=item $player->ext_event ($type, %msg)	1548	=item $player->ext_msg ($type, @msg)
1204		1549
1205	Sends an ext event to the client.	1550	Sends an ext event to the client.
1206		1551
1207	=cut	1552	=cut
1208		1553
1209	sub ext_event($$%) {	1554	sub ext_msg($$@) {
1210	my ($self, $type, %msg) = @_;	1555	my ($self, $type, @msg) = @_;
1211		1556
1212	$self->ns->ext_event ($type, %msg);	1557	$self->ns->ext_msg ($type, @msg);
1213	}	1558	}
1214		1559
1215	=head3 cf::region	1560	=head3 cf::region
1216		1561
1217	=over 4	1562	=over 4
…		…
1220		1565
1221	package cf::region;	1566	package cf::region;
1222		1567
1223	=item cf::region::find_by_path $path	1568	=item cf::region::find_by_path $path
1224		1569
1225	Tries to decuce the probable region for a map knowing only its path.	1570	Tries to decuce the likely region for a map knowing only its path.
1226		1571
1227	=cut	1572	=cut
1228		1573
1229	sub find_by_path($) {	1574	sub find_by_path($) {
1230	my ($path) = @_;	1575	my ($path) = @_;
1231		1576
1232	my ($match, $specificity);	1577	my ($match, $specificity);
1233		1578
1234	for my $region (list) {	1579	for my $region (list) {
1235	if ($region->match && $path =~ $region->match) {	1580	if ($region->{match} && $path =~ $region->{match}) {
1236	($match, $specificity) = ($region, $region->specificity)	1581	($match, $specificity) = ($region, $region->specificity)
1237	if $region->specificity > $specificity;	1582	if $region->specificity > $specificity;
1238	}	1583	}
1239	}	1584	}
1240		1585
…		…
1304	my ($self, $merge) = @_;	1649	my ($self, $merge) = @_;
1305		1650
1306	# we have to keep some variables in memory intact	1651	# we have to keep some variables in memory intact
1307	local $self->{path};	1652	local $self->{path};
1308	local $self->{load_path};	1653	local $self->{load_path};
1309	local $self->{deny_save};
1310	local $self->{deny_reset};
1311		1654
1312	$self->SUPER::thawer_merge ($merge);	1655	$self->SUPER::thawer_merge ($merge);
1313	}	1656	}
1314		1657
1315	sub normalise {	1658	sub normalise {
…		…
1362	$self->init; # pass $1 etc.	1705	$self->init; # pass $1 etc.
1363	return $self;	1706	return $self;
1364	}	1707	}
1365	}	1708	}
1366		1709
1367	Carp::carp "unable to resolve path '$path' (base '$base').";	1710	Carp::cluck "unable to resolve path '$path' (base '$base').";
1368	()	1711	()
1369	}	1712	}
1370		1713
1371	sub init {	1714	sub init {
1372	my ($self) = @_;	1715	my ($self) = @_;
…		…
1415		1758
1416	$_->change_map_light ($change)	1759	$_->change_map_light ($change)
1417	for grep $_->outdoor, values %cf::MAP;	1760	for grep $_->outdoor, values %cf::MAP;
1418	}	1761	}
1419		1762
		1763	sub decay_objects {
		1764	my ($self) = @_;
		1765
		1766	return if $self->{deny_reset};
		1767
		1768	$self->do_decay_objects;
		1769	}
		1770
1420	sub unlink_save {	1771	sub unlink_save {
1421	my ($self) = @_;	1772	my ($self) = @_;
1422		1773
1423	utf8::encode (my $save = $self->save_path);	1774	utf8::encode (my $save = $self->save_path);
1424	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;	1775	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
…		…
1427		1778
1428	sub load_header_from($) {	1779	sub load_header_from($) {
1429	my ($self, $path) = @_;	1780	my ($self, $path) = @_;
1430		1781
1431	utf8::encode $path;	1782	utf8::encode $path;
1432	#aio_open $path, O_RDONLY, 0	1783	my $f = new_from_file cf::object::thawer $path
1433	# or return;
1434
1435	$self->_load_header ($path)
1436	or return;	1784	or return;
		1785
		1786	$self->_load_header ($f)
		1787	or return;
		1788
		1789	local $MAP_LOADING{$self->{path}} = $self;
		1790	$f->resolve_delayed_derefs;
1437		1791
1438	$self->{load_path} = $path;	1792	$self->{load_path} = $path;
1439		1793
1440	1	1794	1
1441	}	1795	}
…		…
1480	$self->load_header_orig	1834	$self->load_header_orig
1481	or return;	1835	or return;
1482	$self->prepare_orig;	1836	$self->prepare_orig;
1483	}	1837	}
1484		1838
		1839	$self->{deny_reset} = 1
		1840	if $self->no_reset;
		1841
1485	$self->default_region (cf::region::find_by_path $self->{path})	1842	$self->default_region (cf::region::find_by_path $self->{path})
1486	unless $self->default_region;	1843	unless $self->default_region;
1487		1844
1488	1	1845	1
1489	}	1846	}
…		…
1492	sub find {	1849	sub find {
1493	my ($path, $origin) = @_;	1850	my ($path, $origin) = @_;
1494		1851
1495	$path = normalise $path, $origin && $origin->path;	1852	$path = normalise $path, $origin && $origin->path;
1496		1853
		1854	cf::lock_wait "map_data:$path";#d#remove
1497	cf::lock_wait "map_find:$path";	1855	cf::lock_wait "map_find:$path";
1498		1856
1499	$cf::MAP{$path} || do {	1857	$cf::MAP{$path} || do {
1500	my $guard = cf::lock_acquire "map_find:$path";	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
1501	my $map = new_from_path cf::map $path	1861	my $map = new_from_path cf::map $path
1502	or return;	1862	or return;
1503		1863
1504	$map->{last_save} = $cf::RUNTIME;	1864	$map->{last_save} = $cf::RUNTIME;
1505		1865
1506	$map->load_header	1866	$map->load_header
1507	or return;	1867	or return;
1508		1868
1509	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)	1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1510	# doing this can freeze the server in a sync job, obviously	1870	# doing this can freeze the server in a sync job, obviously
1511	#$cf::WAIT_FOR_TICK->wait;	1871	#$cf::WAIT_FOR_TICK->wait;
		1872	undef $guard1;
		1873	undef $guard2;
1512	$map->reset;	1874	$map->reset;
1513	undef $guard;
1514	return find $path;	1875	return find $path;
1515	}	1876	}
1516		1877
1517	$cf::MAP{$path} = $map	1878	$cf::MAP{$path} = $map
1518	}	1879	}
…		…
1527	local $self->{deny_reset} = 1; # loading can take a long time	1888	local $self->{deny_reset} = 1; # loading can take a long time
1528		1889
1529	my $path = $self->{path};	1890	my $path = $self->{path};
1530		1891
1531	{	1892	{
1532	my $guard = cf::lock_acquire "map_load:$path";	1893	my $guard = cf::lock_acquire "map_data:$path";
1533		1894
		1895	return unless $self->valid;
1534	return if $self->in_memory != cf::MAP_SWAPPED;	1896	return if $self->in_memory != cf::MAP_SWAPPED;
1535		1897
1536	$self->in_memory (cf::MAP_LOADING);	1898	$self->in_memory (cf::MAP_LOADING);
1537		1899
1538	$self->alloc;	1900	$self->alloc;
1539		1901
1540	$self->pre_load;	1902	$self->pre_load;
1541	Coro::cede;	1903	cf::cede_to_tick;
1542		1904
		1905	my $f = new_from_file cf::object::thawer $self->{load_path};
		1906	$f->skip_block;
1543	$self->_load_objects ($self->{load_path}, 1)	1907	$self->_load_objects ($f)
1544	or return;	1908	or return;
1545		1909
1546	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1547	if delete $self->{load_original};	1911	if delete $self->{load_original};
1548		1912
1549	if (my $uniq = $self->uniq_path) {	1913	if (my $uniq = $self->uniq_path) {
1550	utf8::encode $uniq;	1914	utf8::encode $uniq;
1551	if (aio_open $uniq, O_RDONLY, 0) {	1915	unless (aio_stat $uniq) {
		1916	if (my $f = new_from_file cf::object::thawer $uniq) {
1552	$self->clear_unique_items;	1917	$self->clear_unique_items;
1553	$self->_load_objects ($uniq, 0);	1918	$self->_load_objects ($f);
		1919	$f->resolve_delayed_derefs;
		1920	}
1554	}	1921	}
1555	}	1922	}
1556		1923
1557	Coro::cede;	1924	$f->resolve_delayed_derefs;
		1925
		1926	cf::cede_to_tick;
1558	# now do the right thing for maps	1927	# now do the right thing for maps
1559	$self->link_multipart_objects;	1928	$self->link_multipart_objects;
1560	$self->difficulty ($self->estimate_difficulty)	1929	$self->difficulty ($self->estimate_difficulty)
1561	unless $self->difficulty;	1930	unless $self->difficulty;
1562	Coro::cede;	1931	cf::cede_to_tick;
1563		1932
1564	unless ($self->{deny_activate}) {	1933	unless ($self->{deny_activate}) {
1565	$self->decay_objects;	1934	$self->decay_objects;
1566	$self->fix_auto_apply;	1935	$self->fix_auto_apply;
1567	$self->update_buttons;	1936	$self->update_buttons;
1568	Coro::cede;	1937	cf::cede_to_tick;
1569	$self->set_darkness_map;	1938	$self->set_darkness_map;
1570	Coro::cede;	1939	cf::cede_to_tick;
1571	$self->activate;	1940	$self->activate;
1572	}	1941	}
		1942
		1943	$self->{last_save} = $cf::RUNTIME;
		1944	$self->last_access ($cf::RUNTIME);
1573		1945
1574	$self->in_memory (cf::MAP_IN_MEMORY);	1946	$self->in_memory (cf::MAP_IN_MEMORY);
1575	}	1947	}
1576		1948
1577	$self->post_load;	1949	$self->post_load;
…		…
1581	my ($self, $ob) = @_;	1953	my ($self, $ob) = @_;
1582		1954
1583	return find "~" . $ob->name . "/" . $self->{path}	1955	return find "~" . $ob->name . "/" . $self->{path}
1584	if $self->per_player;	1956	if $self->per_player;
1585		1957
		1958	# return find "?party/" . $ob->name . "/" . $self->{path}
		1959	# if $self->per_party;
		1960
1586	$self	1961	$self
1587	}	1962	}
1588		1963
1589	# find and load all maps in the 3x3 area around a map	1964	# find and load all maps in the 3x3 area around a map
1590	sub load_diag {	1965	sub load_neighbours {
1591	my ($map) = @_;	1966	my ($map) = @_;
1592		1967
1593	my @diag; # diagonal neighbours	1968	my @neigh; # diagonal neighbours
1594		1969
1595	for (0 .. 3) {	1970	for (0 .. 3) {
1596	my $neigh = $map->tile_path ($_)	1971	my $neigh = $map->tile_path ($_)
1597	or next;	1972	or next;
1598	$neigh = find $neigh, $map	1973	$neigh = find $neigh, $map
1599	or next;	1974	or next;
1600	$neigh->load;	1975	$neigh->load;
1601		1976
		1977	push @neigh,
1602	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	1978	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1603	[$neigh->tile_path (($_ + 1) % 4), $neigh];	1979	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1604	}	1980	}
1605		1981
1606	for (@diag) {	1982	for (grep defined $_->[0], @neigh) {
		1983	my ($path, $origin) = @$_;
1607	my $neigh = find @$_	1984	my $neigh = find $path, $origin
1608	or next;	1985	or next;
1609	$neigh->load;	1986	$neigh->load;
1610	}	1987	}
1611	}	1988	}
1612		1989
…		…
1617	}	1994	}
1618		1995
1619	sub do_load_sync {	1996	sub do_load_sync {
1620	my ($map) = @_;	1997	my ($map) = @_;
1621		1998
		1999	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2000	if $Coro::current == $Coro::main;
		2001
1622	cf::sync_job { $map->load };	2002	cf::sync_job { $map->load };
1623	}	2003	}
1624		2004
1625	our %MAP_PREFETCH;	2005	our %MAP_PREFETCH;
1626	our $MAP_PREFETCHER = undef;	2006	our $MAP_PREFETCHER = undef;
1627		2007
1628	sub find_async {	2008	sub find_async {
1629	my ($path, $origin) = @_;	2009	my ($path, $origin, $load) = @_;
1630		2010
1631	$path = normalise $path, $origin && $origin->{path};	2011	$path = normalise $path, $origin && $origin->{path};
1632		2012
1633	if (my $map = $cf::MAP{$path}) {	2013	if (my $map = $cf::MAP{$path}) {
1634	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1635	}	2015	}
1636		2016
1637	undef $MAP_PREFETCH{$path};	2017	$MAP_PREFETCH{$path} |= $load;
		2018
1638	$MAP_PREFETCHER ||= cf::async {	2019	$MAP_PREFETCHER ||= cf::async {
1639	while (%MAP_PREFETCH) {	2020	while (%MAP_PREFETCH) {
1640	for my $path (keys %MAP_PREFETCH) {	2021	while (my ($k, $v) = each %MAP_PREFETCH) {
1641	my $map = find $path	2022	if (my $map = find $k) {
1642	or next;
1643	$map->load;	2023	$map->load if $v;
		2024	}
1644		2025
1645	delete $MAP_PREFETCH{$path};	2026	delete $MAP_PREFETCH{$k};
1646	}	2027	}
1647	}	2028	}
1648	undef $MAP_PREFETCHER;	2029	undef $MAP_PREFETCHER;
1649	};	2030	};
1650	$MAP_PREFETCHER->prio (6);	2031	$MAP_PREFETCHER->prio (6);
…		…
1653	}	2034	}
1654		2035
1655	sub save {	2036	sub save {
1656	my ($self) = @_;	2037	my ($self) = @_;
1657		2038
1658	my $lock = cf::lock_acquire "map_data:" . $self->path;	2039	my $lock = cf::lock_acquire "map_data:$self->{path}";
1659		2040
1660	$self->{last_save} = $cf::RUNTIME;	2041	$self->{last_save} = $cf::RUNTIME;
1661		2042
1662	return unless $self->dirty;	2043	return unless $self->dirty;
1663		2044
…		…
1686	my ($self) = @_;	2067	my ($self) = @_;
1687		2068
1688	# save first because save cedes	2069	# save first because save cedes
1689	$self->save;	2070	$self->save;
1690		2071
1691	my $lock = cf::lock_acquire "map_data:" . $self->path;	2072	my $lock = cf::lock_acquire "map_data:$self->{path}";
1692		2073
1693	return if $self->players;	2074	return if $self->players;
1694	return if $self->in_memory != cf::MAP_IN_MEMORY;	2075	return if $self->in_memory != cf::MAP_IN_MEMORY;
1695	return if $self->{deny_save};	2076	return if $self->{deny_save};
1696		2077
		2078	$self->deactivate;
1697	$self->clear;	2079	$self->clear;
1698	$self->in_memory (cf::MAP_SWAPPED);	2080	$self->in_memory (cf::MAP_SWAPPED);
1699	}	2081	}
1700		2082
1701	sub reset_at {	2083	sub reset_at {
1702	my ($self) = @_;	2084	my ($self) = @_;
1703		2085
1704	# TODO: safety, remove and allow resettable per-player maps	2086	# TODO: safety, remove and allow resettable per-player maps
1705	return 1e99 if $self->isa ("ext::map_per_player");#d#
1706	return 1e99 if $self->{deny_reset};	2087	return 1e99 if $self->{deny_reset};
1707		2088
1708	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	2089	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1709	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	2090	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1710		2091
…		…
1721	my ($self) = @_;	2102	my ($self) = @_;
1722		2103
1723	my $lock = cf::lock_acquire "map_data:$self->{path}";	2104	my $lock = cf::lock_acquire "map_data:$self->{path}";
1724		2105
1725	return if $self->players;	2106	return if $self->players;
1726	return if $self->isa ("ext::map_per_player");#d#
1727		2107
1728	warn "resetting map ", $self->path;#d#	2108	warn "resetting map ", $self->path;
1729		2109
1730	$self->in_memory (cf::MAP_SWAPPED);	2110	$self->in_memory (cf::MAP_SWAPPED);
1731		2111
1732	# need to save uniques path	2112	# need to save uniques path
1733	unless ($self->{deny_save}) {	2113	unless ($self->{deny_save}) {
…		…
1737	if $uniq;	2117	if $uniq;
1738	}	2118	}
1739		2119
1740	delete $cf::MAP{$self->path};	2120	delete $cf::MAP{$self->path};
1741		2121
		2122	$self->deactivate;
1742	$self->clear;	2123	$self->clear;
1743		2124
1744	$_->clear_links_to ($self) for values %cf::MAP;	2125	$_->clear_links_to ($self) for values %cf::MAP;
1745		2126
1746	$self->unlink_save;	2127	$self->unlink_save;
…		…
1750	my $nuke_counter = "aaaa";	2131	my $nuke_counter = "aaaa";
1751		2132
1752	sub nuke {	2133	sub nuke {
1753	my ($self) = @_;	2134	my ($self) = @_;
1754		2135
		2136	{
		2137	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2138
1755	delete $cf::MAP{$self->path};	2139	delete $cf::MAP{$self->path};
1756		2140
1757	$self->unlink_save;	2141	$self->unlink_save;
1758		2142
1759	bless $self, "cf::map";	2143	bless $self, "cf::map";
1760	delete $self->{deny_reset};	2144	delete $self->{deny_reset};
1761	$self->{deny_save} = 1;	2145	$self->{deny_save} = 1;
1762	$self->reset_timeout (1);	2146	$self->reset_timeout (1);
1763	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2147	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1764		2148
1765	$cf::MAP{$self->path} = $self;	2149	$cf::MAP{$self->path} = $self;
		2150	}
1766		2151
1767	$self->reset; # polite request, might not happen	2152	$self->reset; # polite request, might not happen
		2153	}
		2154
		2155	=item $maps = cf::map::tmp_maps
		2156
		2157	Returns an arrayref with all map paths of currently instantiated and saved
		2158	maps. May block.
		2159
		2160	=cut
		2161
		2162	sub tmp_maps() {
		2163	[
		2164	map {
		2165	utf8::decode $_;
		2166	/\.map$/
		2167	? normalise $_
		2168	: ()
		2169	} @{ aio_readdir $TMPDIR or [] }
		2170	]
		2171	}
		2172
		2173	=item $maps = cf::map::random_maps
		2174
		2175	Returns an arrayref with all map paths of currently instantiated and saved
		2176	random maps. May block.
		2177
		2178	=cut
		2179
		2180	sub random_maps() {
		2181	[
		2182	map {
		2183	utf8::decode $_;
		2184	/\.map$/
		2185	? normalise "?random/$_"
		2186	: ()
		2187	} @{ aio_readdir $RANDOMDIR or [] }
		2188	]
1768	}	2189	}
1769		2190
1770	=item cf::map::unique_maps	2191	=item cf::map::unique_maps
1771		2192
1772	Returns an arrayref of paths of all shared maps that have	2193	Returns an arrayref of paths of all shared maps that have
1773	instantiated unique items. May block.	2194	instantiated unique items. May block.
1774		2195
1775	=cut	2196	=cut
1776		2197
1777	sub unique_maps() {	2198	sub unique_maps() {
1778	my $files = aio_readdir $UNIQUEDIR	2199	[
1779	or return;	2200	map {
1780
1781	my @paths;
1782
1783	for (@$files) {
1784	utf8::decode $_;	2201	utf8::decode $_;
1785	next if /\.pst$/;	2202	/\.map$/
1786	next unless /^$PATH_SEP/o;	2203	? normalise $_
1787		2204	: ()
1788	push @paths, cf::map::normalise $_;	2205	} @{ aio_readdir $UNIQUEDIR or [] }
1789	}	2206	]
1790
1791	\@paths
1792	}	2207	}
1793		2208
1794	package cf;	2209	package cf;
1795		2210
1796	=back	2211	=back
…		…
1814	map { $_, inv_recursive_ $_->inv } @_	2229	map { $_, inv_recursive_ $_->inv } @_
1815	}	2230	}
1816		2231
1817	sub inv_recursive {	2232	sub inv_recursive {
1818	inv_recursive_ inv $_[0]	2233	inv_recursive_ inv $_[0]
		2234	}
		2235
		2236	=item $ref = $ob->ref
		2237
		2238	creates and returns a persistent reference to an objetc that can be stored as a string.
		2239
		2240	=item $ob = cf::object::deref ($refstring)
		2241
		2242	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2243	even if the object actually exists. May block.
		2244
		2245	=cut
		2246
		2247	sub deref {
		2248	my ($ref) = @_;
		2249
		2250	# temporary compatibility#TODO#remove
		2251	$ref =~ s{^<}{player/<};
		2252
		2253	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {
		2254	my ($uuid, $name) = ($1, $2);
		2255	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2256	or return;
		2257	$pl->ob->uuid eq $uuid
		2258	or return;
		2259
		2260	$pl->ob
		2261	} else {
		2262	warn "$ref: cannot resolve object reference\n";
		2263	undef
		2264	}
1819	}	2265	}
1820		2266
1821	package cf;	2267	package cf;
1822		2268
1823	=back	2269	=back
…		…
1842		2288
1843	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2289	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1844		2290
1845	if ($self->{record_replies}) {	2291	if ($self->{record_replies}) {
1846	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2292	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2293
1847	} else {	2294	} else {
		2295	my $pl = $self->contr;
		2296
		2297	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2298	my $dialog = $pl->{npc_dialog};
		2299	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2300
		2301	} else {
1848	$msg = $npc->name . " says: $msg" if $npc;	2302	$msg = $npc->name . " says: $msg" if $npc;
1849	$self->message ($msg, $flags);	2303	$self->message ($msg, $flags);
		2304	}
1850	}	2305	}
		2306	}
		2307
		2308	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2309
		2310	=cut
		2311
		2312	sub cf::object::send_msg {
		2313	my $pl = shift->contr
		2314	or return;
		2315	$pl->send_msg (@_);
1851	}	2316	}
1852		2317
1853	=item $player_object->may ("access")	2318	=item $player_object->may ("access")
1854		2319
1855	Returns wether the given player is authorized to access resource "access"	2320	Returns wether the given player is authorized to access resource "access"
…		…
1902	$self->deactivate_recursive;	2367	$self->deactivate_recursive;
1903		2368
1904	return if UNIVERSAL::isa $self->map, "ext::map_link";	2369	return if UNIVERSAL::isa $self->map, "ext::map_link";
1905		2370
1906	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2371	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1907	if $self->map;	2372	if $self->map && $self->map->{path} ne "{link}";
1908		2373
1909	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2374	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1910	}	2375	}
1911		2376
1912	sub cf::object::player::leave_link {	2377	sub cf::object::player::leave_link {
1913	my ($self, $map, $x, $y) = @_;	2378	my ($self, $map, $x, $y) = @_;
		2379
		2380	return unless $self->contr->active;
1914		2381
1915	my $link_pos = delete $self->{_link_pos};	2382	my $link_pos = delete $self->{_link_pos};
1916		2383
1917	unless ($map) {	2384	unless ($map) {
1918	# restore original map position	2385	# restore original map position
…		…
1932	# use -1 or undef as default coordinates, not 0, 0	2399	# use -1 or undef as default coordinates, not 0, 0
1933	($x, $y) = ($map->enter_x, $map->enter_y)	2400	($x, $y) = ($map->enter_x, $map->enter_y)
1934	if $x <=0 && $y <= 0;	2401	if $x <=0 && $y <= 0;
1935		2402
1936	$map->load;	2403	$map->load;
1937	$map->load_diag;	2404	$map->load_neighbours;
1938		2405
1939	return unless $self->contr->active;	2406	return unless $self->contr->active;
1940	$self->activate_recursive;	2407	$self->activate_recursive;
1941		2408
1942	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2409	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1943	$self->enter_map ($map, $x, $y);	2410	$self->enter_map ($map, $x, $y);
1944	}	2411	}
1945		2412
1946	cf::player->attach (	2413	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1947	on_logout => sub {
1948	my ($pl) = @_;
1949		2414
1950	# abort map switching before logout	2415	Moves the player to the given map-path and coordinates by first freezing
1951	if ($pl->ob->{_link_pos}) {	2416	her, loading and preparing them map, calling the provided $check callback
1952	cf::sync_job {	2417	that has to return the map if sucecssful, and then unfreezes the player on
1953	$pl->ob->leave_link	2418	the new (success) or old (failed) map position. In either case, $done will
1954	};	2419	be called at the end of this process.
1955	}
1956	},
1957	on_login => sub {
1958	my ($pl) = @_;
1959		2420
1960	# try to abort aborted map switching on player login :)
1961	# should happen only on crashes
1962	if ($pl->ob->{_link_pos}) {
1963	$pl->ob->enter_link;
1964	(async {
1965	$pl->ob->reply (undef,
1966	"There was an internal problem at your last logout, "
1967	. "the server will try to bring you to your intended destination in a second.",
1968	cf::NDI_RED);
1969	# we need this sleep as the login has a concurrent enter_exit running
1970	# and this sleep increases chances of the player not ending up in scorn
1971	Coro::Timer::sleep 1;
1972	$pl->ob->leave_link;
1973	})->prio (2);
1974	}
1975	},
1976	);
1977
1978	=item $player_object->goto ($path, $x, $y)
1979
1980	=cut	2421	=cut
		2422
		2423	our $GOTOGEN;
1981		2424
1982	sub cf::object::player::goto {	2425	sub cf::object::player::goto {
1983	my ($self, $path, $x, $y) = @_;	2426	my ($self, $path, $x, $y, $check, $done) = @_;
		2427
		2428	# do generation counting so two concurrent goto's will be executed in-order
		2429	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1984		2430
1985	$self->enter_link;	2431	$self->enter_link;
1986		2432
1987	(async {	2433	(async {
1988	my $map = eval {	2434	my $map = eval {
1989	my $map = cf::map::find $path;	2435	my $map = cf::map::find $path;
		2436
		2437	if ($map) {
1990	$map = $map->customise_for ($self) if $map;	2438	$map = $map->customise_for ($self);
		2439	$map = $check->($map) if $check && $map;
		2440	} else {
		2441	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
		2442	}
		2443
1991	$map	2444	$map
		2445	};
		2446
		2447	if ($@) {
		2448	$self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE | cf::NDI_RED);
		2449	LOG llevError | logBacktrace, Carp::longmess $@;
1992	} or	2450	}
1993	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1994		2451
		2452	if ($gen == $self->{_goto_generation}) {
		2453	delete $self->{_goto_generation};
1995	$self->leave_link ($map, $x, $y);	2454	$self->leave_link ($map, $x, $y);
		2455	}
		2456
		2457	$done->() if $done;
1996	})->prio (1);	2458	})->prio (1);
1997	}	2459	}
1998		2460
1999	=item $player_object->enter_exit ($exit_object)	2461	=item $player_object->enter_exit ($exit_object)
2000		2462
…		…
2069	my $hp = $exit->stats->hp;	2531	my $hp = $exit->stats->hp;
2070	my $sp = $exit->stats->sp;	2532	my $sp = $exit->stats->sp;
2071		2533
2072	$self->enter_link;	2534	$self->enter_link;
2073		2535
		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
2074	(async {	2540	(async {
2075	$self->deactivate_recursive; # just to be sure	2541	$self->deactivate_recursive; # just to be sure
2076	unless (eval {	2542	unless (eval {
2077	$self->goto ($slaying, $hp, $sp);	2543	$self->goto ($slaying, $hp, $sp);
2078		2544
…		…
2105		2571
2106	utf8::encode $text;	2572	utf8::encode $text;
2107	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2573	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2108	}	2574	}
2109		2575
		2576	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2577
		2578	Send a drawinfo or msg packet to the client, formatting the msg for the
		2579	client if neccessary. C<$type> should be a string identifying the type of
		2580	the message, with C<log> being the default. If C<$color> is negative, suppress
		2581	the message unless the client supports the msg packet.
		2582
		2583	=cut
		2584
		2585	our %CHANNEL = (
		2586	"c/identify" => {
		2587	id => "identify",
		2588	title => "Identify",
		2589	reply => undef,
		2590	tooltip => "Items recently identified",
		2591	},
		2592	"c/examine" => {
		2593	id => "examine",
		2594	title => "Examine",
		2595	reply => undef,
		2596	tooltip => "Signs and other items you examined",
		2597	},
		2598	);
		2599
		2600	sub cf::client::send_msg {
		2601	my ($self, $channel, $msg, $color, @extra) = @_;
		2602
		2603	$msg = $self->pl->expand_cfpod ($msg);
		2604
		2605	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2606
		2607	# check predefined channels, for the benefit of C
		2608	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};
		2609
		2610	if (ref $channel) {
		2611	# send meta info to client, if not yet sent
		2612	unless (exists $self->{channel}{$channel->{id}}) {
		2613	$self->{channel}{$channel->{id}} = $channel;
		2614	$self->ext_msg (channel_info => $channel)
		2615	if $self->can_msg;
		2616	}
		2617
		2618	$channel = $channel->{id};
		2619	}
		2620
		2621	return unless @extra || length $msg;
		2622
		2623	if ($self->can_msg) {
		2624	# default colour, mask it out
		2625	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2626	if $color & cf::NDI_DEF;
		2627
		2628	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2629	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2630	} else {
		2631	if ($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
		2642	$color &= cf::NDI_COLOR_MASK;
		2643
		2644	utf8::encode $msg;
		2645
		2646	if (0 && $msg =~ /\[/) {
		2647	# COMMAND/INFO
		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	}
		2655	}
		2656
2110	=item $client->ext_event ($type, %msg)	2657	=item $client->ext_msg ($type, @msg)
2111		2658
2112	Sends an exti event to the client.	2659	Sends an ext event to the client.
2113		2660
2114	=cut	2661	=cut
2115		2662
2116	sub cf::client::ext_event($$%) {	2663	sub cf::client::ext_msg($$@) {
2117	my ($self, $type, %msg) = @_;	2664	my ($self, $type, @msg) = @_;
2118		2665
		2666	if ($self->extcmd == 2) {
		2667	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2668	} elsif ($self->extcmd == 1) { # TODO: remove
2119	$msg{msgtype} = "event_$type";	2669	push @msg, msgtype => "event_$type";
2120	$self->send_packet ("ext " . cf::to_json \%msg);	2670	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2671	}
		2672	}
		2673
		2674	=item $client->ext_reply ($msgid, @msg)
		2675
		2676	Sends an ext reply to the client.
		2677
		2678	=cut
		2679
		2680	sub cf::client::ext_reply($$@) {
		2681	my ($self, $id, @msg) = @_;
		2682
		2683	if ($self->extcmd == 2) {
		2684	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2685	} elsif ($self->extcmd == 1) {
		2686	#TODO: version 1, remove
		2687	unshift @msg, msgtype => "reply", msgid => $id;
		2688	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2689	}
2121	}	2690	}
2122		2691
2123	=item $success = $client->query ($flags, "text", \&cb)	2692	=item $success = $client->query ($flags, "text", \&cb)
2124		2693
2125	Queues a query to the client, calling the given callback with	2694	Queues a query to the client, calling the given callback with
2126	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2695	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2127	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2696	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2128		2697
2129	Queries can fail, so check the return code. Or don't, as queries will become	2698	Queries can fail, so check the return code. Or don't, as queries will
2130	reliable at some point in the future.	2699	become reliable at some point in the future.
2131		2700
2132	=cut	2701	=cut
2133		2702
2134	sub cf::client::query {	2703	sub cf::client::query {
2135	my ($self, $flags, $text, $cb) = @_;	2704	my ($self, $flags, $text, $cb) = @_;
…		…
2143	utf8::encode $text;	2712	utf8::encode $text;
2144	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2713	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2145		2714
2146	$self->send_packet ($self->{query_queue}[0][0])	2715	$self->send_packet ($self->{query_queue}[0][0])
2147	if @{ $self->{query_queue} } == 1;	2716	if @{ $self->{query_queue} } == 1;
		2717
		2718	1
2148	}	2719	}
2149		2720
2150	cf::client->attach (	2721	cf::client->attach (
		2722	on_connect => sub {
		2723	my ($ns) = @_;
		2724
		2725	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2726	},
2151	on_reply => sub {	2727	on_reply => sub {
2152	my ($ns, $msg) = @_;	2728	my ($ns, $msg) = @_;
2153		2729
2154	# this weird shuffling is so that direct followup queries	2730	# this weird shuffling is so that direct followup queries
2155	# get handled first	2731	# get handled first
…		…
2167	} else {	2743	} else {
2168	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2744	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2169	}	2745	}
2170	}	2746	}
2171	},	2747	},
		2748	on_exticmd => sub {
		2749	my ($ns, $buf) = @_;
		2750
		2751	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2752
		2753	if (ref $msg) {
		2754	my ($type, $reply, @payload) =
		2755	"ARRAY" eq ref $msg
		2756	? @$msg
		2757	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2758
		2759	my @reply;
		2760
		2761	if (my $cb = $EXTICMD{$type}) {
		2762	@reply = $cb->($ns, @payload);
		2763	}
		2764
		2765	$ns->ext_reply ($reply, @reply)
		2766	if $reply;
		2767
		2768	} else {
		2769	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2770	}
		2771
		2772	cf::override;
		2773	},
2172	);	2774	);
2173		2775
2174	=item $client->async (\&cb)	2776	=item $client->async (\&cb)
2175		2777
2176	Create a new coroutine, running the specified callback. The coroutine will	2778	Create a new coroutine, running the specified callback. The coroutine will
…		…
2217	our $safe = new Safe "safe";	2819	our $safe = new Safe "safe";
2218	our $safe_hole = new Safe::Hole;	2820	our $safe_hole = new Safe::Hole;
2219		2821
2220	$SIG{FPE} = 'IGNORE';	2822	$SIG{FPE} = 'IGNORE';
2221		2823
2222	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	2824	$safe->permit_only (Opcode::opset qw(
		2825	:base_core :base_mem :base_orig :base_math
		2826	grepstart grepwhile mapstart mapwhile
		2827	sort time
		2828	));
2223		2829
2224	# here we export the classes and methods available to script code	2830	# here we export the classes and methods available to script code
2225		2831
2226	=pod	2832	=pod
2227		2833
2228	The following functions and methods are available within a safe environment:	2834	The following functions and methods are available within a safe environment:
2229		2835
2230	cf::object contr pay_amount pay_player map	2836	cf::object
		2837	contr pay_amount pay_player map x y force_find force_add
		2838	insert remove name archname title slaying race decrease_ob_nr
		2839
2231	cf::object::player player	2840	cf::object::player
2232	cf::player peaceful	2841	player
2233	cf::map trigger	2842
		2843	cf::player
		2844	peaceful
		2845
		2846	cf::map
		2847	trigger
2234		2848
2235	=cut	2849	=cut
2236		2850
2237	for (	2851	for (
2238	["cf::object" => qw(contr pay_amount pay_player map)],	2852	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		2853	insert remove inv name archname title slaying race
		2854	decrease_ob_nr)],
2239	["cf::object::player" => qw(player)],	2855	["cf::object::player" => qw(player)],
2240	["cf::player" => qw(peaceful)],	2856	["cf::player" => qw(peaceful)],
2241	["cf::map" => qw(trigger)],	2857	["cf::map" => qw(trigger)],
2242	) {	2858	) {
2243	no strict 'refs';	2859	no strict 'refs';
…		…
2314	=back	2930	=back
2315		2931
2316	=cut	2932	=cut
2317		2933
2318	#############################################################################	2934	#############################################################################
2319
2320	=head2 EXTENSION DATABASE SUPPORT
2321
2322	Crossfire maintains a very simple database for extension use. It can
2323	currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2324	convert to/from binary).
2325
2326	The parameter C<$family> should best start with the name of the extension
2327	using it, it should be unique.
2328
2329	=over 4
2330
2331	=item $value = cf::db_get $family => $key
2332
2333	Returns a single value from the database.
2334
2335	=item cf::db_put $family => $key => $value
2336
2337	Stores the given C<$value> in the family.
2338
2339	=cut
2340
2341	our $DB;
2342
2343	sub db_init {
2344	unless ($DB) {
2345	$DB = BDB::db_create $DB_ENV;
2346
2347	cf::sync_job {
2348	eval {
2349	$DB->set_flags (BDB::CHKSUM);
2350
2351	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2352	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2353	cf::cleanup "db_open(db): $!" if $!;
2354	};
2355	cf::cleanup "db_open(db): $@" if $@;
2356	};
2357	}
2358	}
2359
2360	sub db_get($$) {
2361	my $key = "$_[0]/$_[1]";
2362
2363	cf::sync_job {
2364	BDB::db_get $DB, undef, $key, my $data;
2365
2366	$! ? ()
2367	: $data
2368	}
2369	}
2370
2371	sub db_put($$$) {
2372	BDB::dbreq_pri 4;
2373	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2374	}
2375
2376	=item cf::cache $id => [$paths...], $processversion => $process
2377
2378	Generic caching function that returns the value of the resource $id,
2379	caching and regenerating as required.
2380
2381	This function can block.
2382
2383	=cut
2384
2385	sub cache {
2386	my ($id, $src, $processversion, $process) = @_;
2387
2388	my $meta =
2389	join "\x00",
2390	$processversion,
2391	map {
2392	aio_stat $_
2393	and Carp::croak "$_: $!";
2394
2395	($_, (stat _)[7,9])
2396	} @$src;
2397
2398	my $dbmeta = db_get cache => "$id/meta";
2399	if ($dbmeta ne $meta) {
2400	# changed, we may need to process
2401
2402	my @data;
2403	my $md5;
2404
2405	for (0 .. $#$src) {
2406	0 <= aio_load $src->[$_], $data[$_]
2407	or Carp::croak "$src->[$_]: $!";
2408	}
2409
2410	# if processing is expensive, check
2411	# checksum first
2412	if (1) {
2413	$md5 =
2414	join "\x00",
2415	$processversion,
2416	map {
2417	Coro::cede;
2418	($src->[$_], Digest::MD5::md5_hex $data[$_])
2419	} 0.. $#$src;
2420
2421
2422	my $dbmd5 = db_get cache => "$id/md5";
2423	if ($dbmd5 eq $md5) {
2424	db_put cache => "$id/meta", $meta;
2425
2426	return db_get cache => "$id/data";
2427	}
2428	}
2429
2430	my $t1 = Time::HiRes::time;
2431	my $data = $process->(\@data);
2432	my $t2 = Time::HiRes::time;
2433
2434	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2435
2436	db_put cache => "$id/data", $data;
2437	db_put cache => "$id/md5" , $md5;
2438	db_put cache => "$id/meta", $meta;
2439
2440	return $data;
2441	}
2442
2443	db_get cache => "$id/data"
2444	}
2445
2446	=item fork_call { }, $args
2447
2448	Executes the given code block with the given arguments in a seperate
2449	process, returning the results. Everything must be serialisable with
2450	Coro::Storable. May, of course, block. Note that the executed sub may
2451	never block itself or use any form of Event handling.
2452
2453	=cut
2454
2455	sub fork_call(&@) {
2456	my ($cb, @args) = @_;
2457
2458	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2459	# or die "socketpair: $!";
2460	pipe my $fh1, my $fh2
2461	or die "pipe: $!";
2462
2463	if (my $pid = fork) {
2464	close $fh2;
2465
2466	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2467	$res = Coro::Storable::thaw $res;
2468
2469	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2470
2471	die $$res unless "ARRAY" eq ref $res;
2472
2473	return wantarray ? @$res : $res->[-1];
2474	} else {
2475	reset_signals;
2476	local $SIG{__WARN__};
2477	local $SIG{__DIE__};
2478	eval {
2479	close $fh1;
2480
2481	my @res = eval { $cb->(@args) };
2482	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2483	};
2484
2485	warn $@ if $@;
2486	_exit 0;
2487	}
2488	}
2489
2490
2491
2492	#############################################################################
2493	# the server's init and main functions	2935	# the server's init and main functions
2494		2936
2495	sub load_facedata($) {	2937	sub load_facedata($) {
2496	my ($path) = @_;	2938	my ($path) = @_;
		2939
		2940	# HACK to clear player env face cache, we need some signal framework
		2941	# for this (global event?)
		2942	%ext::player_env::MUSIC_FACE_CACHE = ();
		2943
		2944	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2497		2945
2498	warn "loading facedata from $path\n";	2946	warn "loading facedata from $path\n";
2499		2947
2500	my $facedata;	2948	my $facedata;
2501	0 < aio_load $path, $facedata	2949	0 < aio_load $path, $facedata
…		…
2504	$facedata = Coro::Storable::thaw $facedata;	2952	$facedata = Coro::Storable::thaw $facedata;
2505		2953
2506	$facedata->{version} == 2	2954	$facedata->{version} == 2
2507	or cf::cleanup "$path: version mismatch, cannot proceed.";	2955	or cf::cleanup "$path: version mismatch, cannot proceed.";
2508		2956
		2957	# patch in the exptable
		2958	$facedata->{resource}{"res/exp_table"} = {
		2959	type => FT_RSRC,
		2960	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		2961	};
		2962	cf::cede_to_tick;
		2963
2509	{	2964	{
2510	my $faces = $facedata->{faceinfo};	2965	my $faces = $facedata->{faceinfo};
2511		2966
2512	while (my ($face, $info) = each %$faces) {	2967	while (my ($face, $info) = each %$faces) {
2513	my $idx = (cf::face::find $face) || cf::face::alloc $face;	2968	my $idx = (cf::face::find $face) || cf::face::alloc $face;
2514	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	2969	cf::face::set_visibility $idx, $info->{visibility};
		2970	cf::face::set_magicmap $idx, $info->{magicmap};
2515	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	2971	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2516	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	2972	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2517	Coro::cede;	2973
		2974	cf::cede_to_tick;
2518	}	2975	}
2519		2976
2520	while (my ($face, $info) = each %$faces) {	2977	while (my ($face, $info) = each %$faces) {
2521	next unless $info->{smooth};	2978	next unless $info->{smooth};
2522	my $idx = cf::face::find $face	2979	my $idx = cf::face::find $face
2523	or next;	2980	or next;
2524	if (my $smooth = cf::face::find $info->{smooth}) {	2981	if (my $smooth = cf::face::find $info->{smooth}) {
		2982	cf::face::set_smooth $idx, $smooth;
2525	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	2983	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2526	} else {	2984	} else {
2527	warn "smooth face '$info->{smooth}' not found for face '$face'";	2985	warn "smooth face '$info->{smooth}' not found for face '$face'";
2528	}	2986	}
2529	Coro::cede;	2987
		2988	cf::cede_to_tick;
2530	}	2989	}
2531	}	2990	}
2532		2991
2533	{	2992	{
2534	my $anims = $facedata->{animinfo};	2993	my $anims = $facedata->{animinfo};
2535		2994
2536	while (my ($anim, $info) = each %$anims) {	2995	while (my ($anim, $info) = each %$anims) {
2537	cf::anim::set $anim, $info->{frames}, $info->{facings};	2996	cf::anim::set $anim, $info->{frames}, $info->{facings};
2538	Coro::cede;	2997	cf::cede_to_tick;
2539	}	2998	}
2540		2999
2541	cf::anim::invalidate_all; # d'oh	3000	cf::anim::invalidate_all; # d'oh
2542	}	3001	}
2543		3002
		3003	{
		3004	# TODO: for gcfclient pleasure, we should give resources
		3005	# that gcfclient doesn't grok a >10000 face index.
		3006	my $res = $facedata->{resource};
		3007
		3008	my $soundconf = delete $res->{"res/sound.conf"};
		3009
		3010	while (my ($name, $info) = each %$res) {
		3011	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3012	my $data;
		3013
		3014	if ($info->{type} & 1) {
		3015	# prepend meta info
		3016
		3017	my $meta = $enc->encode ({
		3018	name => $name,
		3019	%{ $info->{meta} || {} },
		3020	});
		3021
		3022	$data = pack "(w/a*)*", $meta, $info->{data};
		3023	} else {
		3024	$data = $info->{data};
		3025	}
		3026
		3027	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3028	cf::face::set_type $idx, $info->{type};
		3029
		3030	cf::cede_to_tick;
		3031	}
		3032
		3033	if ($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 => $face;
		3048	}
		3049	}
		3050	}
		3051
2544	1	3052	1
2545	}	3053	}
2546		3054
		3055	register_exticmd fx_want => sub {
		3056	my ($ns, $want) = @_;
		3057
		3058	while (my ($k, $v) = each %$want) {
		3059	$ns->fx_want ($k, $v);
		3060	}
		3061	};
		3062
2547	sub reload_regions {	3063	sub reload_regions {
		3064	# HACK to clear player env face cache, we need some signal framework
		3065	# for this (global event?)
		3066	%ext::player_env::MUSIC_FACE_CACHE = ();
		3067
2548	load_resource_file "$MAPDIR/regions"	3068	load_resource_file "$MAPDIR/regions"
2549	or die "unable to load regions file\n";	3069	or die "unable to load regions file\n";
		3070
		3071	for (cf::region::list) {
		3072	$_->{match} = qr/$_->{match}/
		3073	if exists $_->{match};
		3074	}
2550	}	3075	}
2551		3076
2552	sub reload_facedata {	3077	sub reload_facedata {
2553	load_facedata "$DATADIR/facedata"	3078	load_facedata "$DATADIR/facedata"
2554	or die "unable to load facedata\n";	3079	or die "unable to load facedata\n";
2555	}	3080	}
2556		3081
2557	sub reload_archetypes {	3082	sub reload_archetypes {
2558	load_resource_file "$DATADIR/archetypes"	3083	load_resource_file "$DATADIR/archetypes"
2559	or die "unable to load archetypes\n";	3084	or die "unable to load archetypes\n";
		3085	#d# NEED to laod twice to resolve forward references
		3086	# this really needs to be done in an extra post-pass
		3087	# (which needs to be synchronous, so solve it differently)
		3088	load_resource_file "$DATADIR/archetypes"
		3089	or die "unable to load archetypes\n";
2560	}	3090	}
2561		3091
2562	sub reload_treasures {	3092	sub reload_treasures {
2563	load_resource_file "$DATADIR/treasures"	3093	load_resource_file "$DATADIR/treasures"
2564	or die "unable to load treasurelists\n";	3094	or die "unable to load treasurelists\n";
…		…
2567	sub reload_resources {	3097	sub reload_resources {
2568	warn "reloading resource files...\n";	3098	warn "reloading resource files...\n";
2569		3099
2570	reload_regions;	3100	reload_regions;
2571	reload_facedata;	3101	reload_facedata;
		3102	#reload_archetypes;#d#
2572	reload_archetypes;	3103	reload_archetypes;
2573	reload_treasures;	3104	reload_treasures;
2574		3105
2575	warn "finished reloading resource files\n";	3106	warn "finished reloading resource files\n";
2576	}	3107	}
2577		3108
2578	sub init {	3109	sub init {
2579	reload_resources;	3110	reload_resources;
2580	}	3111	}
2581		3112
2582	sub cfg_load {	3113	sub reload_config {
2583	open my $fh, "<:utf8", "$CONFDIR/config"	3114	open my $fh, "<:utf8", "$CONFDIR/config"
2584	or return;	3115	or return;
2585		3116
2586	local $/;	3117	local $/;
2587	*CFG = YAML::Syck::Load <$fh>;	3118	*CFG = YAML::Syck::Load <$fh>;
…		…
2607	(async {	3138	(async {
2608	Event::one_event;	3139	Event::one_event;
2609	})->prio (Coro::PRIO_MAX);	3140	})->prio (Coro::PRIO_MAX);
2610	};	3141	};
2611		3142
2612	cfg_load;	3143	reload_config;
2613	db_init;	3144	db_init;
2614	load_extensions;	3145	load_extensions;
2615		3146
2616	$TICK_WATCHER->start;	3147	$TICK_WATCHER->start;
2617	Event::loop;	3148	Event::loop;
…		…
2633	},	3164	},
2634	);	3165	);
2635	}	3166	}
2636	}	3167	}
2637		3168
		3169	sub write_runtime {
		3170	my $runtime = "$LOCALDIR/runtime";
		3171
		3172	# first touch the runtime file to show we are still running:
		3173	# the fsync below can take a very very long time.
		3174
		3175	IO::AIO::aio_utime $runtime, undef, undef;
		3176
		3177	my $guard = cf::lock_acquire "write_runtime";
		3178
		3179	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
		3180	or return;
		3181
		3182	my $value = $cf::RUNTIME + 90 + 10;
		3183	# 10 is the runtime save interval, for a monotonic clock
		3184	# 60 allows for the watchdog to kill the server.
		3185
		3186	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3187	and return;
		3188
		3189	# always fsync - this file is important
		3190	aio_fsync $fh
		3191	and return;
		3192
		3193	# touch it again to show we are up-to-date
		3194	aio_utime $fh, undef, undef;
		3195
		3196	close $fh
		3197	or return;
		3198
		3199	aio_rename "$runtime~", $runtime
		3200	and return;
		3201
		3202	warn "runtime file written.\n";
		3203
		3204	1
		3205	}
		3206
2638	sub emergency_save() {	3207	sub emergency_save() {
2639	my $freeze_guard = cf::freeze_mainloop;	3208	my $freeze_guard = cf::freeze_mainloop;
2640		3209
2641	warn "enter emergency perl save\n";	3210	warn "enter emergency perl save\n";
2642		3211
…		…
2717	%EXT_CORO = ();	3286	%EXT_CORO = ();
2718		3287
2719	warn "removing commands";	3288	warn "removing commands";
2720	%COMMAND = ();	3289	%COMMAND = ();
2721		3290
2722	warn "removing ext commands";	3291	warn "removing ext/exti commands";
2723	%EXTCMD = ();	3292	%EXTCMD = ();
		3293	%EXTICMD = ();
2724		3294
2725	warn "unloading/nuking all extensions";	3295	warn "unloading/nuking all extensions";
2726	for my $pkg (@EXTS) {	3296	for my $pkg (@EXTS) {
2727	warn "... unloading $pkg";	3297	warn "... unloading $pkg";
2728		3298
…		…
2771	warn "reloading cf.pm";	3341	warn "reloading cf.pm";
2772	require cf;	3342	require cf;
2773	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3343	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2774		3344
2775	warn "loading config and database again";	3345	warn "loading config and database again";
2776	cf::cfg_load;	3346	cf::reload_config;
2777		3347
2778	warn "loading extensions";	3348	warn "loading extensions";
2779	cf::load_extensions;	3349	cf::load_extensions;
2780		3350
2781	warn "reattaching attachments to objects/players";	3351	warn "reattaching attachments to objects/players";
…		…
2846	my $signal = new Coro::Signal;	3416	my $signal = new Coro::Signal;
2847	push @WAIT_FOR_TICK_BEGIN, $signal;	3417	push @WAIT_FOR_TICK_BEGIN, $signal;
2848	$signal->wait;	3418	$signal->wait;
2849	}	3419	}
2850		3420
		3421	my $min = 1e6;#d#
		3422	my $avg = 10;
2851	$TICK_WATCHER = Event->timer (	3423	$TICK_WATCHER = Event->timer (
2852	reentrant => 0,	3424	reentrant => 0,
2853	parked => 1,	3425	parked => 1,
2854	prio => 0,	3426	prio => 0,
2855	at => $NEXT_TICK || $TICK,	3427	at => $NEXT_TICK || $TICK,
…		…
2862	}	3434	}
2863		3435
2864	$NOW = $tick_start = Event::time;	3436	$NOW = $tick_start = Event::time;
2865		3437
2866	cf::server_tick; # one server iteration	3438	cf::server_tick; # one server iteration
		3439
		3440	0 && sync_job {#d#
		3441	for(1..10) {
		3442	my $t = Event::time;
		3443	my $map = my $map = new_from_path cf::map "/tmp/x.map"
		3444	or die;
		3445
		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	};
2867		3462
2868	$RUNTIME += $TICK;	3463	$RUNTIME += $TICK;
2869	$NEXT_TICK += $TICK;	3464	$NEXT_TICK += $TICK;
2870		3465
2871	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3466	if ($NOW >= $NEXT_RUNTIME_WRITE) {

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