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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.273 by root, Mon Jun 4 12:19:08 2007 UTC vs.
Revision 1.366 by root, Tue Sep 11 16:05:35 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;
…		…
76	our $NEXT_TICK;	80	our $NEXT_TICK;
77	our $NOW;	81	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	82	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		83
80	our $BDB_POLL_WATCHER;	84	our $BDB_POLL_WATCHER;
		85	our $BDB_CHECKPOINT_WATCHER;
		86	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	87	our $DB_ENV;
82		88
83	our %CFG;	89	our %CFG;
84		90
85	our $UPTIME; $UPTIME ||= time;	91	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	92	our $RUNTIME;
87		93
88	our %PLAYER; # all users	94	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	95	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	96	our $LINK_MAP; # the special {link} map, which is always available
91		97
92	# used to convert map paths into valid unix filenames by replacing / by ∕	98	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		100
…		…
164		170
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	171	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	172	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.	173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		174
		175	=item @cf::INVOKE_RESULTS
		176
		177	This array contains the results of the last C<invoke ()> call. When
		178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		179	that call.
		180
169	=back	181	=back
170		182
171	=cut	183	=cut
172		184
173	BEGIN {	185	BEGIN {
…		…
177	$msg .= "\n"	189	$msg .= "\n"
178	unless $msg =~ /\n$/;	190	unless $msg =~ /\n$/;
179		191
180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181		193
182	utf8::encode $msg;
183	LOG llevError, $msg;	194	LOG llevError, $msg;
184	};	195	};
185	}	196	}
186		197
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
…		…
206	}	217	}
207		218
208	$Event::DIED = sub {	219	$Event::DIED = sub {
209	warn "error in event callback: @_";	220	warn "error in event callback: @_";
210	};	221	};
		222
		223	#############################################################################
211		224
212	=head2 UTILITY FUNCTIONS	225	=head2 UTILITY FUNCTIONS
213		226
214	=over 4	227	=over 4
215		228
…		…
234	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
235	$d	248	$d
236	} || "[unable to dump $_[0]: '$@']";	249	} || "[unable to dump $_[0]: '$@']";
237	}	250	}
238		251
239	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
240
241	=item $ref = cf::from_json $json	252	=item $ref = cf::from_json $json
242		253
243	Converts a JSON string into the corresponding perl data structure.	254	Converts a JSON string into the corresponding perl data structure.
244		255
245	=item $json = cf::to_json $ref	256	=item $json = cf::to_json $ref
246		257
247	Converts a perl data structure into its JSON representation.	258	Converts a perl data structure into its JSON representation.
		259
		260	=cut
		261
		262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		263
		264	sub to_json ($) { $json_coder->encode ($_[0]) }
		265	sub from_json ($) { $json_coder->decode ($_[0]) }
248		266
249	=item cf::lock_wait $string	267	=item cf::lock_wait $string
250		268
251	Wait until the given lock is available. See cf::lock_acquire.	269	Wait until the given lock is available. See cf::lock_acquire.
252		270
…		…
255	Wait until the given lock is available and then acquires it and returns	273	Wait until the given lock is available and then acquires it and returns
256	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
257	for example when the coroutine gets canceled), the lock is automatically	275	for example when the coroutine gets canceled), the lock is automatically
258	returned.	276	returned.
259		277
		278	Locks are *not* recursive, locking from the same coro twice results in a
		279	deadlocked coro.
		280
260	Lock names should begin with a unique identifier (for example, cf::map::find	281	Lock names should begin with a unique identifier (for example, cf::map::find
261	uses map_find and cf::map::load uses map_load).	282	uses map_find and cf::map::load uses map_load).
262		283
263	=item $locked = cf::lock_active $string	284	=item $locked = cf::lock_active $string
264		285
265	Return true if the lock is currently active, i.e. somebody has locked it.	286	Return true if the lock is currently active, i.e. somebody has locked it.
266		287
267	=cut	288	=cut
268		289
269	our %LOCK;	290	our %LOCK;
		291	our %LOCKER;#d#
270		292
271	sub lock_wait($) {	293	sub lock_wait($) {
272	my ($key) = @_;	294	my ($key) = @_;
		295
		296	if ($LOCKER{$key} == $Coro::current) {#d#
		297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		298	return;#d#
		299	}#d#
273		300
274	# wait for lock, if any	301	# wait for lock, if any
275	while ($LOCK{$key}) {	302	while ($LOCK{$key}) {
276	push @{ $LOCK{$key} }, $Coro::current;	303	push @{ $LOCK{$key} }, $Coro::current;
277	Coro::schedule;	304	Coro::schedule;
…		…
283		310
284	# wait, to be sure we are not locked	311	# wait, to be sure we are not locked
285	lock_wait $key;	312	lock_wait $key;
286		313
287	$LOCK{$key} = [];	314	$LOCK{$key} = [];
		315	$LOCKER{$key} = $Coro::current;#d#
288		316
289	Coro::guard {	317	Coro::guard {
		318	delete $LOCKER{$key};#d#
290	# wake up all waiters, to be on the safe side	319	# wake up all waiters, to be on the safe side
291	$_->ready for @{ delete $LOCK{$key} };	320	$_->ready for @{ delete $LOCK{$key} };
292	}	321	}
293	}	322	}
294		323
…		…
306	};	335	};
307	$TICK_WATCHER->stop;	336	$TICK_WATCHER->stop;
308	$guard	337	$guard
309	}	338	}
310		339
		340	=item cf::get_slot $time[, $priority[, $name]]
		341
		342	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		343	This call blocks and returns only when you have at least C<$time> seconds
		344	of cpu time till the next tick. The slot is only valid till the next cede.
		345
		346	The optional C<$name> can be used to identify the job to run. It might be
		347	used for statistical purposes and should identify the same time-class.
		348
		349	Useful for short background jobs.
		350
		351	=cut
		352
		353	our @SLOT_QUEUE;
		354	our $SLOT_QUEUE;
		355
		356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		357	$SLOT_QUEUE = Coro::async {
		358	my $signal = new Coro::Signal;
		359
		360	while () {
		361	next_job:
		362	my $avail = cf::till_tick;
		363	if ($avail > 0.01) {
		364	for (0 .. $#SLOT_QUEUE) {
		365	if ($SLOT_QUEUE[$_][0] < $avail) {
		366	my $job = splice @SLOT_QUEUE, $_, 1, ();
		367	$job->[2]->send;
		368	Coro::cede;
		369	goto next_job;
		370	}
		371	}
		372	}
		373
		374	if (@SLOT_QUEUE) {
		375	# we do not use wait_For_tick() as it returns immediately when tick is inactive
		376	push @cf::WAIT_FOR_TICK, $signal;
		377	$signal->wait;
		378	} else {
		379	Coro::schedule;
		380	}
		381	}
		382	};
		383
		384	sub get_slot($;$$) {
		385	my ($time, $pri, $name) = @_;
		386
		387	$time = $TICK * .6 if $time > $TICK * .6;
		388	my $sig = new Coro::Signal;
		389
		390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		392	$SLOT_QUEUE->ready;
		393	$sig->wait;
		394	}
		395
311	=item cf::async { BLOCK }	396	=item cf::async { BLOCK }
312		397
313	Currently the same as Coro::async_pool, meaning you cannot use	398	Currently the same as Coro::async_pool, meaning you cannot use
314	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	399	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
315	thing you are allowed to do is call C<prio> on it.	400	thing you are allowed to do is call C<prio> on it.
…		…
318		403
319	BEGIN { *async = \&Coro::async_pool }	404	BEGIN { *async = \&Coro::async_pool }
320		405
321	=item cf::sync_job { BLOCK }	406	=item cf::sync_job { BLOCK }
322		407
323	The design of crossfire+ requires that the main coro ($Coro::main) is	408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)
324	always able to handle events or runnable, as crossfire+ is only partly	409	is always able to handle events or runnable, as Crossfire TRT is only
325	reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable.	410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
		411	acceptable.
326		412
327	If it must be done, put the blocking parts into C<sync_job>. This will run	413	If it must be done, put the blocking parts into C<sync_job>. This will run
328	the given BLOCK in another coroutine while waiting for the result. The	414	the given BLOCK in another coroutine while waiting for the result. The
329	server will be frozen during this time, so the block should either finish	415	server will be frozen during this time, so the block should either finish
330	fast or be very important.	416	fast or be very important.
…		…
390	$EXT_CORO{$coro+0} = $coro;	476	$EXT_CORO{$coro+0} = $coro;
391		477
392	$coro	478	$coro
393	}	479	}
394		480
395	sub write_runtime {	481	=item fork_call { }, $args
396	my $runtime = "$LOCALDIR/runtime";
397		482
398	# first touch the runtime file to show we are still running:	483	Executes the given code block with the given arguments in a seperate
399	# the fsync below can take a very very long time.	484	process, returning the results. Everything must be serialisable with
		485	Coro::Storable. May, of course, block. Note that the executed sub may
		486	never block itself or use any form of Event handling.
400		487
401	IO::AIO::aio_utime $runtime, undef, undef;	488	=cut
402		489
403	my $guard = cf::lock_acquire "write_runtime";	490	sub fork_call(&@) {
		491	my ($cb, @args) = @_;
404		492
405	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	493	# we seemingly have to make a local copy of the whole thing,
406	or return;	494	# otherwise perl prematurely frees the stuff :/
		495	# TODO: investigate and fix (likely this will be rather laborious)
407		496
408	my $value = $cf::RUNTIME + 90 + 10;	497	my @res = Coro::Util::fork_eval {
409	# 10 is the runtime save interval, for a monotonic clock	498	reset_signals;
410	# 60 allows for the watchdog to kill the server.	499	&$cb
		500	}, @args;
411		501
412	(aio_write $fh, 0, (length $value), $value, 0) <= 0	502	wantarray ? @res : $res[-1]
413	and return;	503	}
414		504
415	# always fsync - this file is important	505	=item $value = cf::db_get $family => $key
416	aio_fsync $fh
417	and return;
418		506
419	# touch it again to show we are up-to-date	507	Returns a single value from the environment database.
420	aio_utime $fh, undef, undef;
421		508
422	close $fh	509	=item cf::db_put $family => $key => $value
423	or return;
424		510
425	aio_rename "$runtime~", $runtime	511	Stores the given C<$value> in the family. It can currently store binary
426	and return;	512	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
427		513
428	warn "runtime file written.\n";#d#	514	=item $db = cf::db_table "name"
429		515
		516	Create and/or open a new database table. The string must not be "db" and must be unique
		517	within each server.
		518
		519	=cut
		520
		521	sub db_table($) {
		522	my ($name) = @_;
		523	my $db = BDB::db_create $DB_ENV;
		524
		525	eval {
		526	$db->set_flags (BDB::CHKSUM);
		527
		528	utf8::encode $name;
		529	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		530	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		531	cf::cleanup "db_open(db): $!" if $!;
		532	};
		533	cf::cleanup "db_open(db): $@" if $@;
		534
		535	$db
		536	}
		537
		538	our $DB;
		539
		540	sub db_init {
		541	cf::sync_job {
		542	$DB ||= db_table "db";
		543	};
		544	}
		545
		546	sub db_get($$) {
		547	my $key = "$_[0]/$_[1]";
		548
		549	cf::sync_job {
		550	BDB::db_get $DB, undef, $key, my $data;
		551
		552	$! ? ()
		553	: $data
430	1	554	}
		555	}
		556
		557	sub db_put($$$) {
		558	BDB::dbreq_pri 4;
		559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		560	}
		561
		562	=item cf::cache $id => [$paths...], $processversion => $process
		563
		564	Generic caching function that returns the value of the resource $id,
		565	caching and regenerating as required.
		566
		567	This function can block.
		568
		569	=cut
		570
		571	sub cache {
		572	my ($id, $src, $processversion, $process) = @_;
		573
		574	my $meta =
		575	join "\x00",
		576	$processversion,
		577	map {
		578	aio_stat $_
		579	and Carp::croak "$_: $!";
		580
		581	($_, (stat _)[7,9])
		582	} @$src;
		583
		584	my $dbmeta = db_get cache => "$id/meta";
		585	if ($dbmeta ne $meta) {
		586	# changed, we may need to process
		587
		588	my @data;
		589	my $md5;
		590
		591	for (0 .. $#$src) {
		592	0 <= aio_load $src->[$_], $data[$_]
		593	or Carp::croak "$src->[$_]: $!";
		594	}
		595
		596	# if processing is expensive, check
		597	# checksum first
		598	if (1) {
		599	$md5 =
		600	join "\x00",
		601	$processversion,
		602	map {
		603	cf::cede_to_tick;
		604	($src->[$_], Digest::MD5::md5_hex $data[$_])
		605	} 0.. $#$src;
		606
		607
		608	my $dbmd5 = db_get cache => "$id/md5";
		609	if ($dbmd5 eq $md5) {
		610	db_put cache => "$id/meta", $meta;
		611
		612	return db_get cache => "$id/data";
		613	}
		614	}
		615
		616	my $t1 = Time::HiRes::time;
		617	my $data = $process->(\@data);
		618	my $t2 = Time::HiRes::time;
		619
		620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		621
		622	db_put cache => "$id/data", $data;
		623	db_put cache => "$id/md5" , $md5;
		624	db_put cache => "$id/meta", $meta;
		625
		626	return $data;
		627	}
		628
		629	db_get cache => "$id/data"
431	}	630	}
432		631
433	=item cf::datalog type => key => value, ...	632	=item cf::datalog type => key => value, ...
434		633
435	Log a datalog packet of the given type with the given key-value pairs.	634	Log a datalog packet of the given type with the given key-value pairs.
…		…
453	attach callbacks/event handlers (a collection of which is called an "attachment")	652	attach callbacks/event handlers (a collection of which is called an "attachment")
454	to it. All such attachable objects support the following methods.	653	to it. All such attachable objects support the following methods.
455		654
456	In the following description, CLASS can be any of C<global>, C<object>	655	In the following description, CLASS can be any of C<global>, C<object>
457	C<player>, C<client> or C<map> (i.e. the attachable objects in	656	C<player>, C<client> or C<map> (i.e. the attachable objects in
458	crossfire+).	657	Crossfire TRT).
459		658
460	=over 4	659	=over 4
461		660
462	=item $attachable->attach ($attachment, key => $value...)	661	=item $attachable->attach ($attachment, key => $value...)
463		662
…		…
665	_attach $registry, $klass, @attach;	864	_attach $registry, $klass, @attach;
666	}	865	}
667		866
668	$obj->{$name} = \%arg;	867	$obj->{$name} = \%arg;
669	} else {	868	} else {
670	warn "object uses attachment '$name' that is not available, postponing.\n";	869	warn "object uses attachment '$name' which is not available, postponing.\n";
671	}	870	}
672		871
673	$obj->{_attachment}{$name} = undef;	872	$obj->{_attachment}{$name} = undef;
674	}	873	}
675		874
…		…
715	";	914	";
716	die if $@;	915	die if $@;
717	}	916	}
718		917
719	our $override;	918	our $override;
720	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	919	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
721		920
722	sub override {	921	sub override {
723	$override = 1;	922	$override = 1;
724	@invoke_results = ();	923	@INVOKE_RESULTS = (@_);
725	}	924	}
726		925
727	sub do_invoke {	926	sub do_invoke {
728	my $event = shift;	927	my $event = shift;
729	my $callbacks = shift;	928	my $callbacks = shift;
730		929
731	@invoke_results = ();	930	@INVOKE_RESULTS = ();
732		931
733	local $override;	932	local $override;
734		933
735	for (@$callbacks) {	934	for (@$callbacks) {
736	eval { &{$_->[1]} };	935	eval { &{$_->[1]} };
…		…
753		952
754	Generate an object-specific event with the given arguments.	953	Generate an object-specific event with the given arguments.
755		954
756	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	955	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
757	removed in future versions), and there is no public API to access override	956	removed in future versions), and there is no public API to access override
758	results (if you must, access C<@cf::invoke_results> directly).	957	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
759		958
760	=back	959	=back
761		960
762	=cut	961	=cut
763		962
764	#############################################################################	963	#############################################################################
765	# object support	964	# object support
		965	#
		966
		967	sub _can_merge {
		968	my ($ob1, $ob2) = @_;
		969
		970	local $Storable::canonical = 1;
		971	my $fob1 = Storable::freeze $ob1;
		972	my $fob2 = Storable::freeze $ob2;
		973
		974	$fob1 eq $fob2
		975	}
766		976
767	sub reattach {	977	sub reattach {
768	# basically do the same as instantiate, without calling instantiate	978	# basically do the same as instantiate, without calling instantiate
769	my ($obj) = @_;	979	my ($obj) = @_;
770		980
…		…
815	);	1025	);
816		1026
817	sub object_freezer_save {	1027	sub object_freezer_save {
818	my ($filename, $rdata, $objs) = @_;	1028	my ($filename, $rdata, $objs) = @_;
819		1029
		1030	my $guard = cf::lock_acquire "io";
		1031
820	sync_job {	1032	sync_job {
821	if (length $$rdata) {	1033	if (length $$rdata) {
		1034	utf8::decode (my $decname = $filename);
822	warn sprintf "saving %s (%d,%d)\n",	1035	warn sprintf "saving %s (%d,%d)\n",
823	$filename, length $$rdata, scalar @$objs;	1036	$decname, length $$rdata, scalar @$objs;
824		1037
825	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
826	chmod SAVE_MODE, $fh;	1039	chmod SAVE_MODE, $fh;
827	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
828	aio_fsync $fh if $cf::USE_FSYNC;	1041	aio_fsync $fh if $cf::USE_FSYNC;
…		…
847	}	1060	}
848	} else {	1061	} else {
849	aio_unlink $filename;	1062	aio_unlink $filename;
850	aio_unlink "$filename.pst";	1063	aio_unlink "$filename.pst";
851	}	1064	}
852	}	1065	};
		1066
		1067	undef $guard;
853	}	1068	}
854		1069
855	sub object_freezer_as_string {	1070	sub object_freezer_as_string {
856	my ($rdata, $objs) = @_;	1071	my ($rdata, $objs) = @_;
857		1072
…		…
862		1077
863	sub object_thawer_load {	1078	sub object_thawer_load {
864	my ($filename) = @_;	1079	my ($filename) = @_;
865		1080
866	my ($data, $av);	1081	my ($data, $av);
		1082
		1083	my $guard = cf::lock_acquire "io";
867		1084
868	(aio_load $filename, $data) >= 0	1085	(aio_load $filename, $data) >= 0
869	or return;	1086	or return;
870		1087
871	unless (aio_stat "$filename.pst") {	1088	unless (aio_stat "$filename.pst") {
872	(aio_load "$filename.pst", $av) >= 0	1089	(aio_load "$filename.pst", $av) >= 0
873	or return;	1090	or return;
		1091
		1092	undef $guard;
874	$av = eval { (Storable::thaw $av)->{objs} };	1093	$av = eval { (Storable::thaw $av)->{objs} };
875	}	1094	}
876		1095
		1096	utf8::decode (my $decname = $filename);
877	warn sprintf "loading %s (%d)\n",	1097	warn sprintf "loading %s (%d,%d)\n",
878	$filename, length $data, scalar @{$av || []};#d#	1098	$decname, length $data, scalar @{$av || []};
		1099
879	return ($data, $av);	1100	($data, $av)
880	}	1101	}
		1102
		1103	=head2 COMMAND CALLBACKS
		1104
		1105	=over 4
		1106
		1107	=cut
881		1108
882	#############################################################################	1109	#############################################################################
883	# command handling &c	1110	# command handling &c
884		1111
885	=item cf::register_command $name => \&callback($ob,$args);	1112	=item cf::register_command $name => \&callback($ob,$args);
…		…
898	push @{ $COMMAND{$name} }, [$caller, $cb];	1125	push @{ $COMMAND{$name} }, [$caller, $cb];
899	}	1126	}
900		1127
901	=item cf::register_extcmd $name => \&callback($pl,$packet);	1128	=item cf::register_extcmd $name => \&callback($pl,$packet);
902		1129
903	Register a callbackf ro execution when the client sends an extcmd packet.	1130	Register a callback for execution when the client sends an (synchronous)
		1131	extcmd packet. Ext commands will be processed in the order they are
		1132	received by the server, like other user commands. The first argument is
		1133	the logged-in player. Ext commands can only be processed after a player
		1134	has logged in successfully.
904		1135
905	If the callback returns something, it is sent back as if reply was being	1136	If the callback returns something, it is sent back as if reply was being
906	called.	1137	called.
907		1138
		1139	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1140
		1141	Register a callback for execution when the client sends an (asynchronous)
		1142	exticmd packet. Exti commands are processed by the server as soon as they
		1143	are received, i.e. out of order w.r.t. other commands. The first argument
		1144	is a client socket. Exti commands can be received anytime, even before
		1145	log-in.
		1146
		1147	If the callback returns something, it is sent back as if reply was being
		1148	called.
		1149
908	=cut	1150	=cut
909		1151
910	sub register_extcmd {	1152	sub register_extcmd {
911	my ($name, $cb) = @_;	1153	my ($name, $cb) = @_;
912		1154
913	$EXTCMD{$name} = $cb;	1155	$EXTCMD{$name} = $cb;
		1156	}
		1157
		1158	sub register_exticmd {
		1159	my ($name, $cb) = @_;
		1160
		1161	$EXTICMD{$name} = $cb;
914	}	1162	}
915		1163
916	cf::player->attach (	1164	cf::player->attach (
917	on_command => sub {	1165	on_command => sub {
918	my ($pl, $name, $params) = @_;	1166	my ($pl, $name, $params) = @_;
…		…
927	cf::override;	1175	cf::override;
928	},	1176	},
929	on_extcmd => sub {	1177	on_extcmd => sub {
930	my ($pl, $buf) = @_;	1178	my ($pl, $buf) = @_;
931		1179
932	my $msg = eval { from_json $buf };	1180	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
933		1181
934	if (ref $msg) {	1182	if (ref $msg) {
		1183	my ($type, $reply, @payload) =
		1184	"ARRAY" eq ref $msg
		1185	? @$msg
		1186	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1187
		1188	my @reply;
		1189
935	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1190	if (my $cb = $EXTCMD{$type}) {
936	if (my %reply = $cb->($pl, $msg)) {	1191	@reply = $cb->($pl, @payload);
937	$pl->ext_reply ($msg->{msgid}, %reply);
938	}
939	}	1192	}
		1193
		1194	$pl->ext_reply ($reply, @reply)
		1195	if $reply;
		1196
940	} else {	1197	} else {
941	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
942	}	1199	}
943		1200
944	cf::override;	1201	cf::override;
945	},	1202	},
946	);	1203	);
947		1204
948	sub load_extension {
949	my ($path) = @_;
950
951	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
952	my $base = $1;
953	my $pkg = $1;
954	$pkg =~ s/[^[:word:]]/_/g;
955	$pkg = "ext::$pkg";
956
957	warn "... loading '$path' into '$pkg'\n";
958
959	open my $fh, "<:utf8", $path
960	or die "$path: $!";
961
962	my $source =
963	"package $pkg; use strict; use utf8;\n"
964	. "#line 1 \"$path\"\n{\n"
965	. (do { local $/; <$fh> })
966	. "\n};\n1";
967
968	unless (eval $source) {
969	my $msg = $@ ? "$path: $@\n"
970	: "extension disabled.\n";
971	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
972	warn $@;
973	warn "mandatory extension failed to load, exiting.\n";
974	exit 1;
975	}
976	die $@;
977	}
978
979	push @EXTS, $pkg;
980	}
981
982	sub load_extensions {	1205	sub load_extensions {
		1206	cf::sync_job {
		1207	my %todo;
		1208
983	for my $ext (<$LIBDIR/*.ext>) {	1209	for my $path (<$LIBDIR/*.ext>) {
984	next unless -r $ext;	1210	next unless -r $path;
985	eval {	1211
986	load_extension $ext;	1212	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
		1213	my $base = $1;
		1214	my $pkg = $1;
		1215	$pkg =~ s/[^[:word:]]/_/g;
		1216	$pkg = "ext::$pkg";
		1217
		1218	open my $fh, "<:utf8", $path
		1219	or die "$path: $!";
		1220
		1221	my $source = do { local $/; <$fh> };
		1222
		1223	my %ext = (
		1224	path => $path,
		1225	base => $base,
		1226	pkg => $pkg,
		1227	);
		1228
		1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
		1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
		1231
		1232	$ext{source} =
		1233	"package $pkg; use strict; use utf8;\n"
		1234	. "#line 1 \"$path\"\n{\n"
		1235	. $source
		1236	. "\n};\n1";
		1237
		1238	$todo{$base} = \%ext;
		1239	}
		1240
		1241	my %done;
		1242	while (%todo) {
		1243	my $progress;
		1244
		1245	while (my ($k, $v) = each %todo) {
		1246	for (split /,\s*/, $v->{meta}{depends}) {
		1247	goto skip
		1248	unless exists $done{$_};
		1249	}
		1250
		1251	warn "... loading '$k' into '$v->{pkg}'\n";
		1252
		1253	unless (eval $v->{source}) {
		1254	my $msg = $@ ? "$v->{path}: $@\n"
		1255	: "$v->{base}: extension inactive.\n";
		1256
		1257	if (exists $v->{meta}{mandatory}) {
		1258	warn $msg;
		1259	warn "mandatory extension failed to load, exiting.\n";
		1260	exit 1;
		1261	}
		1262
		1263	warn $msg;
		1264	}
		1265
		1266	$done{$k} = delete $todo{$k};
		1267	push @EXTS, $v->{pkg};
		1268	$progress = 1;
987	1	1269	}
988	} or warn "$ext not loaded: $@";	1270
		1271	skip:
		1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1273	unless $progress;
		1274	}
989	}	1275	};
990	}	1276	}
991		1277
992	#############################################################################	1278	#############################################################################
993		1279
		1280	=back
		1281
994	=head2 CORE EXTENSIONS	1282	=head2 CORE EXTENSIONS
995		1283
996	Functions and methods that extend core crossfire objects.	1284	Functions and methods that extend core crossfire objects.
997		1285
998	=cut	1286	=cut
…		…
1002	use Coro::AIO;	1290	use Coro::AIO;
1003		1291
1004	=head3 cf::player	1292	=head3 cf::player
1005		1293
1006	=over 4	1294	=over 4
		1295
		1296	=item cf::player::num_playing
		1297
		1298	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1299
		1300	=cut
		1301
		1302	sub num_playing {
		1303	scalar grep
		1304	$_->ob->map
		1305	&& !$_->hidden
		1306	&& !$_->ob->flag (cf::FLAG_WIZ),
		1307	cf::player::list
		1308	}
1007		1309
1008	=item cf::player::find $login	1310	=item cf::player::find $login
1009		1311
1010	Returns the given player object, loading it if necessary (might block).	1312	Returns the given player object, loading it if necessary (might block).
1011		1313
…		…
1047	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1349	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1048	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1350	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1049	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1351	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1050	aio_unlink +(playerdir $login) . "/$login.pl";	1352	aio_unlink +(playerdir $login) . "/$login.pl";
1051		1353
1052	my $pl = load_pl path $login	1354	my $f = new_from_file cf::object::thawer path $login
1053	or return;	1355	or return;
		1356
		1357	$f->next;
		1358	my $pl = cf::player::load_pl $f
		1359	or return;
		1360	local $cf::PLAYER_LOADING{$login} = $pl;
		1361	$f->resolve_delayed_derefs;
1054	$cf::PLAYER{$login} = $pl	1362	$cf::PLAYER{$login} = $pl
1055	}	1363	}
1056	}	1364	}
1057	}	1365	}
1058		1366
…		…
1068		1376
1069	aio_mkdir playerdir $pl, 0770;	1377	aio_mkdir playerdir $pl, 0770;
1070	$pl->{last_save} = $cf::RUNTIME;	1378	$pl->{last_save} = $cf::RUNTIME;
1071		1379
1072	$pl->save_pl ($path);	1380	$pl->save_pl ($path);
1073	Coro::cede;	1381	cf::cede_to_tick;
1074	}	1382	}
1075		1383
1076	sub new($) {	1384	sub new($) {
1077	my ($login) = @_;	1385	my ($login) = @_;
1078		1386
…		…
1082	$self->{deny_save} = 1;	1390	$self->{deny_save} = 1;
1083		1391
1084	$cf::PLAYER{$login} = $self;	1392	$cf::PLAYER{$login} = $self;
1085		1393
1086	$self	1394	$self
		1395	}
		1396
		1397	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1398
		1399	=cut
		1400
		1401	sub send_msg {
		1402	my $ns = shift->ns
		1403	or return;
		1404	$ns->send_msg (@_);
1087	}	1405	}
1088		1406
1089	=item $pl->quit_character	1407	=item $pl->quit_character
1090		1408
1091	Nukes the player without looking back. If logged in, the connection will	1409	Nukes the player without looking back. If logged in, the connection will
…		…
1146	or return [];	1464	or return [];
1147		1465
1148	my @logins;	1466	my @logins;
1149		1467
1150	for my $login (@$dirs) {	1468	for my $login (@$dirs) {
		1469	my $path = path $login;
		1470
		1471	# a .pst is a dead give-away for a valid player
		1472	unless (-e "$path.pst") {
1151	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1152	aio_read $fh, 0, 512, my $buf, 0 or next;	1474	aio_read $fh, 0, 512, my $buf, 0 or next;
1153	$buf !~ /^password -------------$/m or next; # official not-valid tag	1475	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1476	}
1154		1477
1155	utf8::decode $login;	1478	utf8::decode $login;
1156	push @logins, $login;	1479	push @logins, $login;
1157	}	1480	}
1158		1481
…		…
1185	}	1508	}
1186		1509
1187	\@paths	1510	\@paths
1188	}	1511	}
1189		1512
		1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1514
		1515	Expand crossfire pod fragments into protocol xml.
		1516
		1517	=cut
		1518
		1519	sub expand_cfpod {
		1520	((my $self), (local $_)) = @_;
		1521
		1522	# escape & and <
		1523	s/&/&amp;/g;
		1524	s/(?<![BIUGHT])</&lt;/g;
		1525
		1526	# this is buggy, it needs to properly take care of nested <'s
		1527
		1528	1 while
		1529	# replace B<>, I<>, U<> etc.
		1530	s/B<([^\>]*)>/<b>$1<\/b>/
		1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
		1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
		1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
		1534	# replace G<male|female> tags
		1535	|| s{G<([^>|]*)\|([^>]*)>}{
		1536	$self->gender ? $2 : $1
		1537	}ge
		1538	# replace H<hint text>
		1539	|| s{H<([^\>]*)>}
		1540	{
		1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
		1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1543	"")
		1544	[$self->{hintmode}]
		1545	}ge;
		1546
		1547	# create single paragraphs (very hackish)
		1548	s/(?<=\S)\n(?=\w)/ /g;
		1549
		1550	# compress some whitespace
		1551	s/\s+\n/\n/g; # ws line-ends
		1552	s/\n\n+/\n/g; # double lines
		1553	s/^\n+//; # beginning lines
		1554	s/\n+$//; # ending lines
		1555
		1556	$_
		1557	}
		1558
		1559	sub hintmode {
		1560	$_[0]{hintmode} = $_[1] if @_ > 1;
		1561	$_[0]{hintmode}
		1562	}
		1563
1190	=item $player->ext_reply ($msgid, %msg)	1564	=item $player->ext_reply ($msgid, @msg)
1191		1565
1192	Sends an ext reply to the player.	1566	Sends an ext reply to the player.
1193		1567
1194	=cut	1568	=cut
1195		1569
1196	sub ext_reply($$%) {	1570	sub ext_reply($$@) {
1197	my ($self, $id, %msg) = @_;	1571	my ($self, $id, @msg) = @_;
1198		1572
1199	$msg{msgid} = $id;	1573	$self->ns->ext_reply ($id, @msg)
1200
1201	$self->send ("ext " . cf::to_json \%msg);
1202	}	1574	}
1203		1575
1204	=item $player->ext_event ($type, %msg)	1576	=item $player->ext_msg ($type, @msg)
1205		1577
1206	Sends an ext event to the client.	1578	Sends an ext event to the client.
1207		1579
1208	=cut	1580	=cut
1209		1581
1210	sub ext_event($$%) {	1582	sub ext_msg($$@) {
1211	my ($self, $type, %msg) = @_;	1583	my ($self, $type, @msg) = @_;
1212		1584
1213	$self->ns->ext_event ($type, %msg);	1585	$self->ns->ext_msg ($type, @msg);
1214	}	1586	}
1215		1587
1216	=head3 cf::region	1588	=head3 cf::region
1217		1589
1218	=over 4	1590	=over 4
…		…
1221		1593
1222	package cf::region;	1594	package cf::region;
1223		1595
1224	=item cf::region::find_by_path $path	1596	=item cf::region::find_by_path $path
1225		1597
1226	Tries to decuce the probable region for a map knowing only its path.	1598	Tries to decuce the likely region for a map knowing only its path.
1227		1599
1228	=cut	1600	=cut
1229		1601
1230	sub find_by_path($) {	1602	sub find_by_path($) {
1231	my ($path) = @_;	1603	my ($path) = @_;
1232		1604
1233	my ($match, $specificity);	1605	my ($match, $specificity);
1234		1606
1235	for my $region (list) {	1607	for my $region (list) {
1236	if ($region->match && $path =~ $region->match) {	1608	if ($region->{match} && $path =~ $region->{match}) {
1237	($match, $specificity) = ($region, $region->specificity)	1609	($match, $specificity) = ($region, $region->specificity)
1238	if $region->specificity > $specificity;	1610	if $region->specificity > $specificity;
1239	}	1611	}
1240	}	1612	}
1241		1613
…		…
1305	my ($self, $merge) = @_;	1677	my ($self, $merge) = @_;
1306		1678
1307	# we have to keep some variables in memory intact	1679	# we have to keep some variables in memory intact
1308	local $self->{path};	1680	local $self->{path};
1309	local $self->{load_path};	1681	local $self->{load_path};
1310	local $self->{deny_save};
1311	local $self->{deny_reset};
1312		1682
1313	$self->SUPER::thawer_merge ($merge);	1683	$self->SUPER::thawer_merge ($merge);
1314	}	1684	}
1315		1685
1316	sub normalise {	1686	sub normalise {
…		…
1363	$self->init; # pass $1 etc.	1733	$self->init; # pass $1 etc.
1364	return $self;	1734	return $self;
1365	}	1735	}
1366	}	1736	}
1367		1737
1368	Carp::carp "unable to resolve path '$path' (base '$base').";	1738	Carp::cluck "unable to resolve path '$path' (base '$base').";
1369	()	1739	()
1370	}	1740	}
1371		1741
1372	sub init {	1742	sub init {
1373	my ($self) = @_;	1743	my ($self) = @_;
…		…
1416		1786
1417	$_->change_map_light ($change)	1787	$_->change_map_light ($change)
1418	for grep $_->outdoor, values %cf::MAP;	1788	for grep $_->outdoor, values %cf::MAP;
1419	}	1789	}
1420		1790
		1791	sub decay_objects {
		1792	my ($self) = @_;
		1793
		1794	return if $self->{deny_reset};
		1795
		1796	$self->do_decay_objects;
		1797	}
		1798
1421	sub unlink_save {	1799	sub unlink_save {
1422	my ($self) = @_;	1800	my ($self) = @_;
1423		1801
1424	utf8::encode (my $save = $self->save_path);	1802	utf8::encode (my $save = $self->save_path);
1425	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;	1803	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
…		…
1428		1806
1429	sub load_header_from($) {	1807	sub load_header_from($) {
1430	my ($self, $path) = @_;	1808	my ($self, $path) = @_;
1431		1809
1432	utf8::encode $path;	1810	utf8::encode $path;
1433	#aio_open $path, O_RDONLY, 0	1811	my $f = new_from_file cf::object::thawer $path
1434	# or return;
1435
1436	$self->_load_header ($path)
1437	or return;	1812	or return;
		1813
		1814	$self->_load_header ($f)
		1815	or return;
		1816
		1817	local $MAP_LOADING{$self->{path}} = $self;
		1818	$f->resolve_delayed_derefs;
1438		1819
1439	$self->{load_path} = $path;	1820	$self->{load_path} = $path;
1440		1821
1441	1	1822	1
1442	}	1823	}
…		…
1481	$self->load_header_orig	1862	$self->load_header_orig
1482	or return;	1863	or return;
1483	$self->prepare_orig;	1864	$self->prepare_orig;
1484	}	1865	}
1485		1866
		1867	$self->{deny_reset} = 1
		1868	if $self->no_reset;
		1869
1486	$self->default_region (cf::region::find_by_path $self->{path})	1870	$self->default_region (cf::region::find_by_path $self->{path})
1487	unless $self->default_region;	1871	unless $self->default_region;
1488		1872
1489	1	1873	1
1490	}	1874	}
…		…
1493	sub find {	1877	sub find {
1494	my ($path, $origin) = @_;	1878	my ($path, $origin) = @_;
1495		1879
1496	$path = normalise $path, $origin && $origin->path;	1880	$path = normalise $path, $origin && $origin->path;
1497		1881
		1882	cf::lock_wait "map_data:$path";#d#remove
1498	cf::lock_wait "map_find:$path";	1883	cf::lock_wait "map_find:$path";
1499		1884
1500	$cf::MAP{$path} || do {	1885	$cf::MAP{$path} || do {
1501	my $guard = cf::lock_acquire "map_find:$path";	1886	my $guard1 = cf::lock_acquire "map_find:$path";
		1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1888
1502	my $map = new_from_path cf::map $path	1889	my $map = new_from_path cf::map $path
1503	or return;	1890	or return;
1504		1891
1505	$map->{last_save} = $cf::RUNTIME;	1892	$map->{last_save} = $cf::RUNTIME;
1506		1893
1507	$map->load_header	1894	$map->load_header
1508	or return;	1895	or return;
1509		1896
1510	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)	1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1511	# doing this can freeze the server in a sync job, obviously	1898	# doing this can freeze the server in a sync job, obviously
1512	#$cf::WAIT_FOR_TICK->wait;	1899	#$cf::WAIT_FOR_TICK->wait;
		1900	undef $guard1;
		1901	undef $guard2;
1513	$map->reset;	1902	$map->reset;
1514	undef $guard;
1515	return find $path;	1903	return find $path;
1516	}	1904	}
1517		1905
1518	$cf::MAP{$path} = $map	1906	$cf::MAP{$path} = $map
1519	}	1907	}
…		…
1528	local $self->{deny_reset} = 1; # loading can take a long time	1916	local $self->{deny_reset} = 1; # loading can take a long time
1529		1917
1530	my $path = $self->{path};	1918	my $path = $self->{path};
1531		1919
1532	{	1920	{
1533	my $guard = cf::lock_acquire "map_load:$path";	1921	my $guard = cf::lock_acquire "map_data:$path";
1534		1922
		1923	return unless $self->valid;
1535	return if $self->in_memory != cf::MAP_SWAPPED;	1924	return unless $self->in_memory == cf::MAP_SWAPPED;
1536		1925
1537	$self->in_memory (cf::MAP_LOADING);	1926	$self->in_memory (cf::MAP_LOADING);
1538		1927
1539	$self->alloc;	1928	$self->alloc;
1540		1929
1541	$self->pre_load;	1930	$self->pre_load;
1542	Coro::cede;	1931	cf::cede_to_tick;
1543		1932
		1933	my $f = new_from_file cf::object::thawer $self->{load_path};
		1934	$f->skip_block;
1544	$self->_load_objects ($self->{load_path}, 1)	1935	$self->_load_objects ($f)
1545	or return;	1936	or return;
1546		1937
1547	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1548	if delete $self->{load_original};	1939	if delete $self->{load_original};
1549		1940
1550	if (my $uniq = $self->uniq_path) {	1941	if (my $uniq = $self->uniq_path) {
1551	utf8::encode $uniq;	1942	utf8::encode $uniq;
1552	if (aio_open $uniq, O_RDONLY, 0) {	1943	unless (aio_stat $uniq) {
		1944	if (my $f = new_from_file cf::object::thawer $uniq) {
1553	$self->clear_unique_items;	1945	$self->clear_unique_items;
1554	$self->_load_objects ($uniq, 0);	1946	$self->_load_objects ($f);
		1947	$f->resolve_delayed_derefs;
		1948	}
1555	}	1949	}
1556	}	1950	}
1557		1951
1558	Coro::cede;	1952	$f->resolve_delayed_derefs;
		1953
		1954	cf::cede_to_tick;
1559	# now do the right thing for maps	1955	# now do the right thing for maps
1560	$self->link_multipart_objects;	1956	$self->link_multipart_objects;
1561	$self->difficulty ($self->estimate_difficulty)	1957	$self->difficulty ($self->estimate_difficulty)
1562	unless $self->difficulty;	1958	unless $self->difficulty;
1563	Coro::cede;	1959	cf::cede_to_tick;
1564		1960
1565	unless ($self->{deny_activate}) {	1961	unless ($self->{deny_activate}) {
1566	$self->decay_objects;	1962	$self->decay_objects;
1567	$self->fix_auto_apply;	1963	$self->fix_auto_apply;
1568	$self->update_buttons;	1964	$self->update_buttons;
1569	Coro::cede;	1965	cf::cede_to_tick;
1570	$self->set_darkness_map;	1966	$self->set_darkness_map;
1571	Coro::cede;	1967	cf::cede_to_tick;
1572	$self->activate;	1968	$self->activate;
1573	}	1969	}
		1970
		1971	$self->{last_save} = $cf::RUNTIME;
		1972	$self->last_access ($cf::RUNTIME);
1574		1973
1575	$self->in_memory (cf::MAP_IN_MEMORY);	1974	$self->in_memory (cf::MAP_IN_MEMORY);
1576	}	1975	}
1577		1976
1578	$self->post_load;	1977	$self->post_load;
…		…
1582	my ($self, $ob) = @_;	1981	my ($self, $ob) = @_;
1583		1982
1584	return find "~" . $ob->name . "/" . $self->{path}	1983	return find "~" . $ob->name . "/" . $self->{path}
1585	if $self->per_player;	1984	if $self->per_player;
1586		1985
		1986	# return find "?party/" . $ob->name . "/" . $self->{path}
		1987	# if $self->per_party;
		1988
1587	$self	1989	$self
1588	}	1990	}
1589		1991
1590	# find and load all maps in the 3x3 area around a map	1992	# find and load all maps in the 3x3 area around a map
1591	sub load_diag {	1993	sub load_neighbours {
1592	my ($map) = @_;	1994	my ($map) = @_;
1593		1995
1594	my @diag; # diagonal neighbours	1996	my @neigh; # diagonal neighbours
1595		1997
1596	for (0 .. 3) {	1998	for (0 .. 3) {
1597	my $neigh = $map->tile_path ($_)	1999	my $neigh = $map->tile_path ($_)
1598	or next;	2000	or next;
1599	$neigh = find $neigh, $map	2001	$neigh = find $neigh, $map
1600	or next;	2002	or next;
1601	$neigh->load;	2003	$neigh->load;
1602		2004
		2005	push @neigh,
1603	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1604	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1605	}	2008	}
1606		2009
1607	for (@diag) {	2010	for (grep defined $_->[0], @neigh) {
		2011	my ($path, $origin) = @$_;
1608	my $neigh = find @$_	2012	my $neigh = find $path, $origin
1609	or next;	2013	or next;
1610	$neigh->load;	2014	$neigh->load;
1611	}	2015	}
1612	}	2016	}
1613		2017
…		…
1618	}	2022	}
1619		2023
1620	sub do_load_sync {	2024	sub do_load_sync {
1621	my ($map) = @_;	2025	my ($map) = @_;
1622		2026
		2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2028	if $Coro::current == $Coro::main;
		2029
1623	cf::sync_job { $map->load };	2030	cf::sync_job { $map->load };
1624	}	2031	}
1625		2032
1626	our %MAP_PREFETCH;	2033	our %MAP_PREFETCH;
1627	our $MAP_PREFETCHER = undef;	2034	our $MAP_PREFETCHER = undef;
1628		2035
1629	sub find_async {	2036	sub find_async {
1630	my ($path, $origin) = @_;	2037	my ($path, $origin, $load) = @_;
1631		2038
1632	$path = normalise $path, $origin && $origin->{path};	2039	$path = normalise $path, $origin && $origin->{path};
1633		2040
1634	if (my $map = $cf::MAP{$path}) {	2041	if (my $map = $cf::MAP{$path}) {
1635	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1636	}	2043	}
1637		2044
1638	undef $MAP_PREFETCH{$path};	2045	$MAP_PREFETCH{$path} |= $load;
		2046
1639	$MAP_PREFETCHER ||= cf::async {	2047	$MAP_PREFETCHER ||= cf::async {
1640	while (%MAP_PREFETCH) {	2048	while (%MAP_PREFETCH) {
1641	for my $path (keys %MAP_PREFETCH) {	2049	while (my ($k, $v) = each %MAP_PREFETCH) {
1642	my $map = find $path	2050	if (my $map = find $k) {
1643	or next;
1644	$map->load;	2051	$map->load if $v;
		2052	}
1645		2053
1646	delete $MAP_PREFETCH{$path};	2054	delete $MAP_PREFETCH{$k};
1647	}	2055	}
1648	}	2056	}
1649	undef $MAP_PREFETCHER;	2057	undef $MAP_PREFETCHER;
1650	};	2058	};
1651	$MAP_PREFETCHER->prio (6);	2059	$MAP_PREFETCHER->prio (6);
…		…
1654	}	2062	}
1655		2063
1656	sub save {	2064	sub save {
1657	my ($self) = @_;	2065	my ($self) = @_;
1658		2066
1659	my $lock = cf::lock_acquire "map_data:" . $self->path;	2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
1660		2068
1661	$self->{last_save} = $cf::RUNTIME;	2069	$self->{last_save} = $cf::RUNTIME;
1662		2070
1663	return unless $self->dirty;	2071	return unless $self->dirty;
1664		2072
…		…
1687	my ($self) = @_;	2095	my ($self) = @_;
1688		2096
1689	# save first because save cedes	2097	# save first because save cedes
1690	$self->save;	2098	$self->save;
1691		2099
1692	my $lock = cf::lock_acquire "map_data:" . $self->path;	2100	my $lock = cf::lock_acquire "map_data:$self->{path}";
1693		2101
1694	return if $self->players;	2102	return if $self->players;
1695	return if $self->in_memory != cf::MAP_IN_MEMORY;	2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
1696	return if $self->{deny_save};	2104	return if $self->{deny_save};
1697		2105
		2106	$self->in_memory (cf::MAP_SWAPPED);
		2107
		2108	$self->deactivate;
		2109	$_->clear_links_to ($self) for values %cf::MAP;
1698	$self->clear;	2110	$self->clear;
1699	$self->in_memory (cf::MAP_SWAPPED);
1700	}	2111	}
1701		2112
1702	sub reset_at {	2113	sub reset_at {
1703	my ($self) = @_;	2114	my ($self) = @_;
1704		2115
1705	# TODO: safety, remove and allow resettable per-player maps	2116	# TODO: safety, remove and allow resettable per-player maps
1706	return 1e99 if $self->isa ("ext::map_per_player");#d#
1707	return 1e99 if $self->{deny_reset};	2117	return 1e99 if $self->{deny_reset};
1708		2118
1709	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1710	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1711		2121
…		…
1722	my ($self) = @_;	2132	my ($self) = @_;
1723		2133
1724	my $lock = cf::lock_acquire "map_data:$self->{path}";	2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
1725		2135
1726	return if $self->players;	2136	return if $self->players;
1727	return if $self->isa ("ext::map_per_player");#d#
1728		2137
1729	warn "resetting map ", $self->path;#d#	2138	warn "resetting map ", $self->path;
1730		2139
1731	$self->in_memory (cf::MAP_SWAPPED);	2140	$self->in_memory (cf::MAP_SWAPPED);
1732		2141
1733	# need to save uniques path	2142	# need to save uniques path
1734	unless ($self->{deny_save}) {	2143	unless ($self->{deny_save}) {
…		…
1738	if $uniq;	2147	if $uniq;
1739	}	2148	}
1740		2149
1741	delete $cf::MAP{$self->path};	2150	delete $cf::MAP{$self->path};
1742		2151
		2152	$self->deactivate;
		2153	$_->clear_links_to ($self) for values %cf::MAP;
1743	$self->clear;	2154	$self->clear;
1744
1745	$_->clear_links_to ($self) for values %cf::MAP;
1746		2155
1747	$self->unlink_save;	2156	$self->unlink_save;
1748	$self->destroy;	2157	$self->destroy;
1749	}	2158	}
1750		2159
1751	my $nuke_counter = "aaaa";	2160	my $nuke_counter = "aaaa";
1752		2161
1753	sub nuke {	2162	sub nuke {
1754	my ($self) = @_;	2163	my ($self) = @_;
1755		2164
		2165	{
		2166	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2167
1756	delete $cf::MAP{$self->path};	2168	delete $cf::MAP{$self->path};
1757		2169
1758	$self->unlink_save;	2170	$self->unlink_save;
1759		2171
1760	bless $self, "cf::map";	2172	bless $self, "cf::map";
1761	delete $self->{deny_reset};	2173	delete $self->{deny_reset};
1762	$self->{deny_save} = 1;	2174	$self->{deny_save} = 1;
1763	$self->reset_timeout (1);	2175	$self->reset_timeout (1);
1764	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1765		2177
1766	$cf::MAP{$self->path} = $self;	2178	$cf::MAP{$self->path} = $self;
		2179	}
1767		2180
1768	$self->reset; # polite request, might not happen	2181	$self->reset; # polite request, might not happen
		2182	}
		2183
		2184	=item $maps = cf::map::tmp_maps
		2185
		2186	Returns an arrayref with all map paths of currently instantiated and saved
		2187	maps. May block.
		2188
		2189	=cut
		2190
		2191	sub tmp_maps() {
		2192	[
		2193	map {
		2194	utf8::decode $_;
		2195	/\.map$/
		2196	? normalise $_
		2197	: ()
		2198	} @{ aio_readdir $TMPDIR or [] }
		2199	]
		2200	}
		2201
		2202	=item $maps = cf::map::random_maps
		2203
		2204	Returns an arrayref with all map paths of currently instantiated and saved
		2205	random maps. May block.
		2206
		2207	=cut
		2208
		2209	sub random_maps() {
		2210	[
		2211	map {
		2212	utf8::decode $_;
		2213	/\.map$/
		2214	? normalise "?random/$_"
		2215	: ()
		2216	} @{ aio_readdir $RANDOMDIR or [] }
		2217	]
1769	}	2218	}
1770		2219
1771	=item cf::map::unique_maps	2220	=item cf::map::unique_maps
1772		2221
1773	Returns an arrayref of paths of all shared maps that have	2222	Returns an arrayref of paths of all shared maps that have
1774	instantiated unique items. May block.	2223	instantiated unique items. May block.
1775		2224
1776	=cut	2225	=cut
1777		2226
1778	sub unique_maps() {	2227	sub unique_maps() {
1779	my $files = aio_readdir $UNIQUEDIR	2228	[
1780	or return;	2229	map {
1781
1782	my @paths;
1783
1784	for (@$files) {
1785	utf8::decode $_;	2230	utf8::decode $_;
1786	next if /\.pst$/;	2231	/\.map$/
1787	next unless /^$PATH_SEP/o;	2232	? normalise $_
1788		2233	: ()
1789	push @paths, cf::map::normalise $_;	2234	} @{ aio_readdir $UNIQUEDIR or [] }
1790	}	2235	]
1791
1792	\@paths
1793	}	2236	}
1794		2237
1795	package cf;	2238	package cf;
1796		2239
1797	=back	2240	=back
…		…
1815	map { $_, inv_recursive_ $_->inv } @_	2258	map { $_, inv_recursive_ $_->inv } @_
1816	}	2259	}
1817		2260
1818	sub inv_recursive {	2261	sub inv_recursive {
1819	inv_recursive_ inv $_[0]	2262	inv_recursive_ inv $_[0]
		2263	}
		2264
		2265	=item $ref = $ob->ref
		2266
		2267	creates and returns a persistent reference to an objetc that can be stored as a string.
		2268
		2269	=item $ob = cf::object::deref ($refstring)
		2270
		2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2272	even if the object actually exists. May block.
		2273
		2274	=cut
		2275
		2276	sub deref {
		2277	my ($ref) = @_;
		2278
		2279	# temporary compatibility#TODO#remove
		2280	$ref =~ s{^<}{player/<};
		2281
		2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {
		2283	my ($uuid, $name) = ($1, $2);
		2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2285	or return;
		2286	$pl->ob->uuid eq $uuid
		2287	or return;
		2288
		2289	$pl->ob
		2290	} else {
		2291	warn "$ref: cannot resolve object reference\n";
		2292	undef
		2293	}
1820	}	2294	}
1821		2295
1822	package cf;	2296	package cf;
1823		2297
1824	=back	2298	=back
…		…
1843		2317
1844	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2318	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1845		2319
1846	if ($self->{record_replies}) {	2320	if ($self->{record_replies}) {
1847	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2321	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2322
1848	} else {	2323	} else {
		2324	my $pl = $self->contr;
		2325
		2326	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2327	my $dialog = $pl->{npc_dialog};
		2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2329
		2330	} else {
1849	$msg = $npc->name . " says: $msg" if $npc;	2331	$msg = $npc->name . " says: $msg" if $npc;
1850	$self->message ($msg, $flags);	2332	$self->message ($msg, $flags);
		2333	}
1851	}	2334	}
		2335	}
		2336
		2337	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2338
		2339	=cut
		2340
		2341	sub cf::object::send_msg {
		2342	my $pl = shift->contr
		2343	or return;
		2344	$pl->send_msg (@_);
1852	}	2345	}
1853		2346
1854	=item $player_object->may ("access")	2347	=item $player_object->may ("access")
1855		2348
1856	Returns wether the given player is authorized to access resource "access"	2349	Returns wether the given player is authorized to access resource "access"
…		…
1935	# use -1 or undef as default coordinates, not 0, 0	2428	# use -1 or undef as default coordinates, not 0, 0
1936	($x, $y) = ($map->enter_x, $map->enter_y)	2429	($x, $y) = ($map->enter_x, $map->enter_y)
1937	if $x <=0 && $y <= 0;	2430	if $x <=0 && $y <= 0;
1938		2431
1939	$map->load;	2432	$map->load;
1940	$map->load_diag;	2433	$map->load_neighbours;
1941		2434
1942	return unless $self->contr->active;	2435	return unless $self->contr->active;
1943	$self->activate_recursive;	2436	$self->activate_recursive;
1944		2437
1945	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1946	$self->enter_map ($map, $x, $y);	2439	$self->enter_map ($map, $x, $y);
1947	}	2440	}
1948		2441
1949	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1950		2443
1951	Moves the player to the given map-path and coordinates by first freezing	2444	Moves the player to the given map-path and coordinates by first freezing
1952	her, loading and preparing them map, calling the provided $check callback	2445	her, loading and preparing them map, calling the provided $check callback
1953	that has to return the map if sucecssful, and then unfreezes the player on	2446	that has to return the map if sucecssful, and then unfreezes the player on
1954	the new (success) or old (failed) map position.	2447	the new (success) or old (failed) map position. In either case, $done will
		2448	be called at the end of this process.
1955		2449
1956	=cut	2450	=cut
1957		2451
1958	our $GOTOGEN;	2452	our $GOTOGEN;
1959		2453
1960	sub cf::object::player::goto {	2454	sub cf::object::player::goto {
1961	my ($self, $path, $x, $y, $check) = @_;	2455	my ($self, $path, $x, $y, $check, $done) = @_;
1962		2456
1963	# do generation counting so two concurrent goto's will be executed in-order	2457	# do generation counting so two concurrent goto's will be executed in-order
1964	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1965		2459
1966	$self->enter_link;	2460	$self->enter_link;
1967		2461
1968	(async {	2462	(async {
		2463	# *tag paths override both path and x|y
		2464	if ($path =~ /^\*(.*)$/) {
		2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2466	my $ob = $obs[rand @obs];
		2467
		2468	# todo: use ob_blocked to check all tiles of the destination "object"
		2469	# for suitability.
		2470
		2471	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2472	}
		2473	}
		2474
1969	my $map = eval {	2475	my $map = eval {
1970	my $map = cf::map::find $path;	2476	my $map = cf::map::find $path;
1971		2477
1972	if ($map) {	2478	if ($map) {
1973	$map = $map->customise_for ($self);	2479	$map = $map->customise_for ($self);
…		…
1986		2492
1987	if ($gen == $self->{_goto_generation}) {	2493	if ($gen == $self->{_goto_generation}) {
1988	delete $self->{_goto_generation};	2494	delete $self->{_goto_generation};
1989	$self->leave_link ($map, $x, $y);	2495	$self->leave_link ($map, $x, $y);
1990	}	2496	}
		2497
		2498	$done->() if $done;
1991	})->prio (1);	2499	})->prio (1);
1992	}	2500	}
1993		2501
1994	=item $player_object->enter_exit ($exit_object)	2502	=item $player_object->enter_exit ($exit_object)
1995		2503
…		…
2064	my $hp = $exit->stats->hp;	2572	my $hp = $exit->stats->hp;
2065	my $sp = $exit->stats->sp;	2573	my $sp = $exit->stats->sp;
2066		2574
2067	$self->enter_link;	2575	$self->enter_link;
2068		2576
		2577	# if exit is damned, update players death & WoR home-position
		2578	$self->contr->savebed ($slaying, $hp, $sp)
		2579	if $exit->flag (FLAG_DAMNED);
		2580
2069	(async {	2581	(async {
2070	$self->deactivate_recursive; # just to be sure	2582	$self->deactivate_recursive; # just to be sure
2071	unless (eval {	2583	unless (eval {
2072	$self->goto ($slaying, $hp, $sp);	2584	$self->goto ($slaying, $hp, $sp);
2073		2585
…		…
2100		2612
2101	utf8::encode $text;	2613	utf8::encode $text;
2102	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2103	}	2615	}
2104		2616
		2617	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2618
		2619	Send a drawinfo or msg packet to the client, formatting the msg for the
		2620	client if neccessary. C<$type> should be a string identifying the type of
		2621	the message, with C<log> being the default. If C<$color> is negative, suppress
		2622	the message unless the client supports the msg packet.
		2623
		2624	=cut
		2625
		2626	our %CHANNEL = (
		2627	"c/identify" => {
		2628	id => "identify",
		2629	title => "Identify",
		2630	reply => undef,
		2631	tooltip => "Items recently identified",
		2632	},
		2633	"c/examine" => {
		2634	id => "examine",
		2635	title => "Examine",
		2636	reply => undef,
		2637	tooltip => "Signs and other items you examined",
		2638	},
		2639	);
		2640
		2641	sub cf::client::send_msg {
		2642	my ($self, $channel, $msg, $color, @extra) = @_;
		2643
		2644	$msg = $self->pl->expand_cfpod ($msg);
		2645
		2646	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2647
		2648	# check predefined channels, for the benefit of C
		2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};
		2650
		2651	if (ref $channel) {
		2652	# send meta info to client, if not yet sent
		2653	unless (exists $self->{channel}{$channel->{id}}) {
		2654	$self->{channel}{$channel->{id}} = $channel;
		2655	$self->ext_msg (channel_info => $channel)
		2656	if $self->can_msg;
		2657	}
		2658
		2659	$channel = $channel->{id};
		2660	}
		2661
		2662	return unless @extra || length $msg;
		2663
		2664	if ($self->can_msg) {
		2665	# default colour, mask it out
		2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2667	if $color & cf::NDI_DEF;
		2668
		2669	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2671	} else {
		2672	if ($color >= 0) {
		2673	# replace some tags by gcfclient-compatible ones
		2674	for ($msg) {
		2675	1 while
		2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2681	}
		2682
		2683	$color &= cf::NDI_COLOR_MASK;
		2684
		2685	utf8::encode $msg;
		2686
		2687	if (0 && $msg =~ /\[/) {
		2688	# COMMAND/INFO
		2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2690	} else {
		2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2692	$self->send_packet ("drawinfo $color $msg")
		2693	}
		2694	}
		2695	}
		2696	}
		2697
2105	=item $client->ext_event ($type, %msg)	2698	=item $client->ext_msg ($type, @msg)
2106		2699
2107	Sends an exti event to the client.	2700	Sends an ext event to the client.
2108		2701
2109	=cut	2702	=cut
2110		2703
2111	sub cf::client::ext_event($$%) {	2704	sub cf::client::ext_msg($$@) {
2112	my ($self, $type, %msg) = @_;	2705	my ($self, $type, @msg) = @_;
2113		2706
		2707	if ($self->extcmd == 2) {
		2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2709	} elsif ($self->extcmd == 1) { # TODO: remove
2114	$msg{msgtype} = "event_$type";	2710	push @msg, msgtype => "event_$type";
2115	$self->send_packet ("ext " . cf::to_json \%msg);	2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2712	}
		2713	}
		2714
		2715	=item $client->ext_reply ($msgid, @msg)
		2716
		2717	Sends an ext reply to the client.
		2718
		2719	=cut
		2720
		2721	sub cf::client::ext_reply($$@) {
		2722	my ($self, $id, @msg) = @_;
		2723
		2724	if ($self->extcmd == 2) {
		2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2726	} elsif ($self->extcmd == 1) {
		2727	#TODO: version 1, remove
		2728	unshift @msg, msgtype => "reply", msgid => $id;
		2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2730	}
2116	}	2731	}
2117		2732
2118	=item $success = $client->query ($flags, "text", \&cb)	2733	=item $success = $client->query ($flags, "text", \&cb)
2119		2734
2120	Queues a query to the client, calling the given callback with	2735	Queues a query to the client, calling the given callback with
2121	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2736	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2122	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2737	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2123		2738
2124	Queries can fail, so check the return code. Or don't, as queries will become	2739	Queries can fail, so check the return code. Or don't, as queries will
2125	reliable at some point in the future.	2740	become reliable at some point in the future.
2126		2741
2127	=cut	2742	=cut
2128		2743
2129	sub cf::client::query {	2744	sub cf::client::query {
2130	my ($self, $flags, $text, $cb) = @_;	2745	my ($self, $flags, $text, $cb) = @_;
…		…
2138	utf8::encode $text;	2753	utf8::encode $text;
2139	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2754	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2140		2755
2141	$self->send_packet ($self->{query_queue}[0][0])	2756	$self->send_packet ($self->{query_queue}[0][0])
2142	if @{ $self->{query_queue} } == 1;	2757	if @{ $self->{query_queue} } == 1;
		2758
		2759	1
2143	}	2760	}
2144		2761
2145	cf::client->attach (	2762	cf::client->attach (
		2763	on_connect => sub {
		2764	my ($ns) = @_;
		2765
		2766	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2767	},
2146	on_reply => sub {	2768	on_reply => sub {
2147	my ($ns, $msg) = @_;	2769	my ($ns, $msg) = @_;
2148		2770
2149	# this weird shuffling is so that direct followup queries	2771	# this weird shuffling is so that direct followup queries
2150	# get handled first	2772	# get handled first
…		…
2162	} else {	2784	} else {
2163	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2785	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2164	}	2786	}
2165	}	2787	}
2166	},	2788	},
		2789	on_exticmd => sub {
		2790	my ($ns, $buf) = @_;
		2791
		2792	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2793
		2794	if (ref $msg) {
		2795	my ($type, $reply, @payload) =
		2796	"ARRAY" eq ref $msg
		2797	? @$msg
		2798	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2799
		2800	my @reply;
		2801
		2802	if (my $cb = $EXTICMD{$type}) {
		2803	@reply = $cb->($ns, @payload);
		2804	}
		2805
		2806	$ns->ext_reply ($reply, @reply)
		2807	if $reply;
		2808
		2809	} else {
		2810	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2811	}
		2812
		2813	cf::override;
		2814	},
2167	);	2815	);
2168		2816
2169	=item $client->async (\&cb)	2817	=item $client->async (\&cb)
2170		2818
2171	Create a new coroutine, running the specified callback. The coroutine will	2819	Create a new coroutine, running the specified callback. The coroutine will
…		…
2212	our $safe = new Safe "safe";	2860	our $safe = new Safe "safe";
2213	our $safe_hole = new Safe::Hole;	2861	our $safe_hole = new Safe::Hole;
2214		2862
2215	$SIG{FPE} = 'IGNORE';	2863	$SIG{FPE} = 'IGNORE';
2216		2864
2217	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	2865	$safe->permit_only (Opcode::opset qw(
		2866	:base_core :base_mem :base_orig :base_math
		2867	grepstart grepwhile mapstart mapwhile
		2868	sort time
		2869	));
2218		2870
2219	# here we export the classes and methods available to script code	2871	# here we export the classes and methods available to script code
2220		2872
2221	=pod	2873	=pod
2222		2874
2223	The following functions and methods are available within a safe environment:	2875	The following functions and methods are available within a safe environment:
2224		2876
2225	cf::object contr pay_amount pay_player map	2877	cf::object
		2878	contr pay_amount pay_player map x y force_find force_add
		2879	insert remove name archname title slaying race decrease_ob_nr
		2880
2226	cf::object::player player	2881	cf::object::player
2227	cf::player peaceful	2882	player
2228	cf::map trigger	2883
		2884	cf::player
		2885	peaceful
		2886
		2887	cf::map
		2888	trigger
2229		2889
2230	=cut	2890	=cut
2231		2891
2232	for (	2892	for (
2233	["cf::object" => qw(contr pay_amount pay_player map)],	2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		2894	insert remove inv name archname title slaying race
		2895	decrease_ob_nr)],
2234	["cf::object::player" => qw(player)],	2896	["cf::object::player" => qw(player)],
2235	["cf::player" => qw(peaceful)],	2897	["cf::player" => qw(peaceful)],
2236	["cf::map" => qw(trigger)],	2898	["cf::map" => qw(trigger)],
2237	) {	2899	) {
2238	no strict 'refs';	2900	no strict 'refs';
…		…
2309	=back	2971	=back
2310		2972
2311	=cut	2973	=cut
2312		2974
2313	#############################################################################	2975	#############################################################################
2314
2315	=head2 EXTENSION DATABASE SUPPORT
2316
2317	Crossfire maintains a very simple database for extension use. It can
2318	currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2319	convert to/from binary).
2320
2321	The parameter C<$family> should best start with the name of the extension
2322	using it, it should be unique.
2323
2324	=over 4
2325
2326	=item $value = cf::db_get $family => $key
2327
2328	Returns a single value from the database.
2329
2330	=item cf::db_put $family => $key => $value
2331
2332	Stores the given C<$value> in the family.
2333
2334	=cut
2335
2336	our $DB;
2337
2338	sub db_init {
2339	unless ($DB) {
2340	$DB = BDB::db_create $DB_ENV;
2341
2342	cf::sync_job {
2343	eval {
2344	$DB->set_flags (BDB::CHKSUM);
2345
2346	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2347	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2348	cf::cleanup "db_open(db): $!" if $!;
2349	};
2350	cf::cleanup "db_open(db): $@" if $@;
2351	};
2352	}
2353	}
2354
2355	sub db_get($$) {
2356	my $key = "$_[0]/$_[1]";
2357
2358	cf::sync_job {
2359	BDB::db_get $DB, undef, $key, my $data;
2360
2361	$! ? ()
2362	: $data
2363	}
2364	}
2365
2366	sub db_put($$$) {
2367	BDB::dbreq_pri 4;
2368	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2369	}
2370
2371	=item cf::cache $id => [$paths...], $processversion => $process
2372
2373	Generic caching function that returns the value of the resource $id,
2374	caching and regenerating as required.
2375
2376	This function can block.
2377
2378	=cut
2379
2380	sub cache {
2381	my ($id, $src, $processversion, $process) = @_;
2382
2383	my $meta =
2384	join "\x00",
2385	$processversion,
2386	map {
2387	aio_stat $_
2388	and Carp::croak "$_: $!";
2389
2390	($_, (stat _)[7,9])
2391	} @$src;
2392
2393	my $dbmeta = db_get cache => "$id/meta";
2394	if ($dbmeta ne $meta) {
2395	# changed, we may need to process
2396
2397	my @data;
2398	my $md5;
2399
2400	for (0 .. $#$src) {
2401	0 <= aio_load $src->[$_], $data[$_]
2402	or Carp::croak "$src->[$_]: $!";
2403	}
2404
2405	# if processing is expensive, check
2406	# checksum first
2407	if (1) {
2408	$md5 =
2409	join "\x00",
2410	$processversion,
2411	map {
2412	Coro::cede;
2413	($src->[$_], Digest::MD5::md5_hex $data[$_])
2414	} 0.. $#$src;
2415
2416
2417	my $dbmd5 = db_get cache => "$id/md5";
2418	if ($dbmd5 eq $md5) {
2419	db_put cache => "$id/meta", $meta;
2420
2421	return db_get cache => "$id/data";
2422	}
2423	}
2424
2425	my $t1 = Time::HiRes::time;
2426	my $data = $process->(\@data);
2427	my $t2 = Time::HiRes::time;
2428
2429	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2430
2431	db_put cache => "$id/data", $data;
2432	db_put cache => "$id/md5" , $md5;
2433	db_put cache => "$id/meta", $meta;
2434
2435	return $data;
2436	}
2437
2438	db_get cache => "$id/data"
2439	}
2440
2441	=item fork_call { }, $args
2442
2443	Executes the given code block with the given arguments in a seperate
2444	process, returning the results. Everything must be serialisable with
2445	Coro::Storable. May, of course, block. Note that the executed sub may
2446	never block itself or use any form of Event handling.
2447
2448	=cut
2449
2450	sub fork_call(&@) {
2451	my ($cb, @args) = @_;
2452
2453	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2454	# or die "socketpair: $!";
2455	pipe my $fh1, my $fh2
2456	or die "pipe: $!";
2457
2458	if (my $pid = fork) {
2459	close $fh2;
2460
2461	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2462	$res = Coro::Storable::thaw $res;
2463
2464	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2465
2466	die $$res unless "ARRAY" eq ref $res;
2467
2468	return wantarray ? @$res : $res->[-1];
2469	} else {
2470	reset_signals;
2471	local $SIG{__WARN__};
2472	local $SIG{__DIE__};
2473	eval {
2474	close $fh1;
2475
2476	my @res = eval { $cb->(@args) };
2477	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2478	};
2479
2480	warn $@ if $@;
2481	_exit 0;
2482	}
2483	}
2484
2485	#############################################################################
2486	# the server's init and main functions	2976	# the server's init and main functions
2487		2977
2488	sub load_facedata($) {	2978	sub load_facedata($) {
2489	my ($path) = @_;	2979	my ($path) = @_;
		2980
		2981	# HACK to clear player env face cache, we need some signal framework
		2982	# for this (global event?)
		2983	%ext::player_env::MUSIC_FACE_CACHE = ();
		2984
		2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2490		2986
2491	warn "loading facedata from $path\n";	2987	warn "loading facedata from $path\n";
2492		2988
2493	my $facedata;	2989	my $facedata;
2494	0 < aio_load $path, $facedata	2990	0 < aio_load $path, $facedata
…		…
2497	$facedata = Coro::Storable::thaw $facedata;	2993	$facedata = Coro::Storable::thaw $facedata;
2498		2994
2499	$facedata->{version} == 2	2995	$facedata->{version} == 2
2500	or cf::cleanup "$path: version mismatch, cannot proceed.";	2996	or cf::cleanup "$path: version mismatch, cannot proceed.";
2501		2997
		2998	# patch in the exptable
		2999	$facedata->{resource}{"res/exp_table"} = {
		3000	type => FT_RSRC,
		3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3002	};
		3003	cf::cede_to_tick;
		3004
2502	{	3005	{
2503	my $faces = $facedata->{faceinfo};	3006	my $faces = $facedata->{faceinfo};
2504		3007
2505	while (my ($face, $info) = each %$faces) {	3008	while (my ($face, $info) = each %$faces) {
2506	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;
2507	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3010	cf::face::set_visibility $idx, $info->{visibility};
		3011	cf::face::set_magicmap $idx, $info->{magicmap};
2508	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2509	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2510	Coro::cede;	3014
		3015	cf::cede_to_tick;
2511	}	3016	}
2512		3017
2513	while (my ($face, $info) = each %$faces) {	3018	while (my ($face, $info) = each %$faces) {
2514	next unless $info->{smooth};	3019	next unless $info->{smooth};
2515	my $idx = cf::face::find $face	3020	my $idx = cf::face::find $face
2516	or next;	3021	or next;
2517	if (my $smooth = cf::face::find $info->{smooth}) {	3022	if (my $smooth = cf::face::find $info->{smooth}) {
		3023	cf::face::set_smooth $idx, $smooth;
2518	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2519	} else {	3025	} else {
2520	warn "smooth face '$info->{smooth}' not found for face '$face'";	3026	warn "smooth face '$info->{smooth}' not found for face '$face'";
2521	}	3027	}
2522	Coro::cede;	3028
		3029	cf::cede_to_tick;
2523	}	3030	}
2524	}	3031	}
2525		3032
2526	{	3033	{
2527	my $anims = $facedata->{animinfo};	3034	my $anims = $facedata->{animinfo};
2528		3035
2529	while (my ($anim, $info) = each %$anims) {	3036	while (my ($anim, $info) = each %$anims) {
2530	cf::anim::set $anim, $info->{frames}, $info->{facings};	3037	cf::anim::set $anim, $info->{frames}, $info->{facings};
2531	Coro::cede;	3038	cf::cede_to_tick;
2532	}	3039	}
2533		3040
2534	cf::anim::invalidate_all; # d'oh	3041	cf::anim::invalidate_all; # d'oh
2535	}	3042	}
2536		3043
		3044	{
		3045	# TODO: for gcfclient pleasure, we should give resources
		3046	# that gcfclient doesn't grok a >10000 face index.
		3047	my $res = $facedata->{resource};
		3048
		3049	my $soundconf = delete $res->{"res/sound.conf"};
		3050
		3051	while (my ($name, $info) = each %$res) {
		3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3053	my $data;
		3054
		3055	if ($info->{type} & 1) {
		3056	# prepend meta info
		3057
		3058	my $meta = $enc->encode ({
		3059	name => $name,
		3060	%{ $info->{meta} || {} },
		3061	});
		3062
		3063	$data = pack "(w/a*)*", $meta, $info->{data};
		3064	} else {
		3065	$data = $info->{data};
		3066	}
		3067
		3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3069	cf::face::set_type $idx, $info->{type};
		3070
		3071	cf::cede_to_tick;
		3072	}
		3073
		3074	if ($soundconf) {
		3075	$soundconf = $enc->decode (delete $soundconf->{data});
		3076
		3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3078	my $sound = $soundconf->{compat}[$_]
		3079	or next;
		3080
		3081	my $face = cf::face::find "sound/$sound->[1]";
		3082	cf::sound::set $sound->[0] => $face;
		3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3084	}
		3085
		3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3087	my $face = cf::face::find "sound/$v";
		3088	cf::sound::set $k => $face;
		3089	}
		3090	}
		3091	}
		3092
2537	1	3093	1
2538	}	3094	}
2539		3095
		3096	register_exticmd fx_want => sub {
		3097	my ($ns, $want) = @_;
		3098
		3099	while (my ($k, $v) = each %$want) {
		3100	$ns->fx_want ($k, $v);
		3101	}
		3102	};
		3103
2540	sub reload_regions {	3104	sub reload_regions {
		3105	# HACK to clear player env face cache, we need some signal framework
		3106	# for this (global event?)
		3107	%ext::player_env::MUSIC_FACE_CACHE = ();
		3108
2541	load_resource_file "$MAPDIR/regions"	3109	load_resource_file "$MAPDIR/regions"
2542	or die "unable to load regions file\n";	3110	or die "unable to load regions file\n";
		3111
		3112	for (cf::region::list) {
		3113	$_->{match} = qr/$_->{match}/
		3114	if exists $_->{match};
		3115	}
2543	}	3116	}
2544		3117
2545	sub reload_facedata {	3118	sub reload_facedata {
2546	load_facedata "$DATADIR/facedata"	3119	load_facedata "$DATADIR/facedata"
2547	or die "unable to load facedata\n";	3120	or die "unable to load facedata\n";
2548	}	3121	}
2549		3122
2550	sub reload_archetypes {	3123	sub reload_archetypes {
2551	load_resource_file "$DATADIR/archetypes"	3124	load_resource_file "$DATADIR/archetypes"
2552	or die "unable to load archetypes\n";	3125	or die "unable to load archetypes\n";
		3126	#d# NEED to laod twice to resolve forward references
		3127	# this really needs to be done in an extra post-pass
		3128	# (which needs to be synchronous, so solve it differently)
		3129	load_resource_file "$DATADIR/archetypes"
		3130	or die "unable to load archetypes\n";
2553	}	3131	}
2554		3132
2555	sub reload_treasures {	3133	sub reload_treasures {
2556	load_resource_file "$DATADIR/treasures"	3134	load_resource_file "$DATADIR/treasures"
2557	or die "unable to load treasurelists\n";	3135	or die "unable to load treasurelists\n";
…		…
2560	sub reload_resources {	3138	sub reload_resources {
2561	warn "reloading resource files...\n";	3139	warn "reloading resource files...\n";
2562		3140
2563	reload_regions;	3141	reload_regions;
2564	reload_facedata;	3142	reload_facedata;
		3143	#reload_archetypes;#d#
2565	reload_archetypes;	3144	reload_archetypes;
2566	reload_treasures;	3145	reload_treasures;
2567		3146
2568	warn "finished reloading resource files\n";	3147	warn "finished reloading resource files\n";
2569	}	3148	}
2570		3149
2571	sub init {	3150	sub init {
2572	reload_resources;	3151	reload_resources;
2573	}	3152	}
2574		3153
2575	sub cfg_load {	3154	sub reload_config {
2576	open my $fh, "<:utf8", "$CONFDIR/config"	3155	open my $fh, "<:utf8", "$CONFDIR/config"
2577	or return;	3156	or return;
2578		3157
2579	local $/;	3158	local $/;
2580	*CFG = YAML::Syck::Load <$fh>;	3159	*CFG = YAML::Syck::Load <$fh>;
…		…
2600	(async {	3179	(async {
2601	Event::one_event;	3180	Event::one_event;
2602	})->prio (Coro::PRIO_MAX);	3181	})->prio (Coro::PRIO_MAX);
2603	};	3182	};
2604		3183
2605	cfg_load;	3184	reload_config;
2606	db_init;	3185	db_init;
2607	load_extensions;	3186	load_extensions;
2608		3187
2609	$TICK_WATCHER->start;	3188	$TICK_WATCHER->start;
2610	Event::loop;	3189	Event::loop;
…		…
2626	},	3205	},
2627	);	3206	);
2628	}	3207	}
2629	}	3208	}
2630		3209
		3210	sub write_runtime {
		3211	my $runtime = "$LOCALDIR/runtime";
		3212
		3213	# first touch the runtime file to show we are still running:
		3214	# the fsync below can take a very very long time.
		3215
		3216	IO::AIO::aio_utime $runtime, undef, undef;
		3217
		3218	my $guard = cf::lock_acquire "write_runtime";
		3219
		3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
		3221	or return;
		3222
		3223	my $value = $cf::RUNTIME + 90 + 10;
		3224	# 10 is the runtime save interval, for a monotonic clock
		3225	# 60 allows for the watchdog to kill the server.
		3226
		3227	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3228	and return;
		3229
		3230	# always fsync - this file is important
		3231	aio_fsync $fh
		3232	and return;
		3233
		3234	# touch it again to show we are up-to-date
		3235	aio_utime $fh, undef, undef;
		3236
		3237	close $fh
		3238	or return;
		3239
		3240	aio_rename "$runtime~", $runtime
		3241	and return;
		3242
		3243	warn "runtime file written.\n";
		3244
		3245	1
		3246	}
		3247
2631	sub emergency_save() {	3248	sub emergency_save() {
2632	my $freeze_guard = cf::freeze_mainloop;	3249	my $freeze_guard = cf::freeze_mainloop;
2633		3250
2634	warn "enter emergency perl save\n";	3251	warn "enter emergency perl save\n";
2635		3252
…		…
2710	%EXT_CORO = ();	3327	%EXT_CORO = ();
2711		3328
2712	warn "removing commands";	3329	warn "removing commands";
2713	%COMMAND = ();	3330	%COMMAND = ();
2714		3331
2715	warn "removing ext commands";	3332	warn "removing ext/exti commands";
2716	%EXTCMD = ();	3333	%EXTCMD = ();
		3334	%EXTICMD = ();
2717		3335
2718	warn "unloading/nuking all extensions";	3336	warn "unloading/nuking all extensions";
2719	for my $pkg (@EXTS) {	3337	for my $pkg (@EXTS) {
2720	warn "... unloading $pkg";	3338	warn "... unloading $pkg";
2721		3339
…		…
2764	warn "reloading cf.pm";	3382	warn "reloading cf.pm";
2765	require cf;	3383	require cf;
2766	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2767		3385
2768	warn "loading config and database again";	3386	warn "loading config and database again";
2769	cf::cfg_load;	3387	cf::reload_config;
2770		3388
2771	warn "loading extensions";	3389	warn "loading extensions";
2772	cf::load_extensions;	3390	cf::load_extensions;
2773		3391
2774	warn "reattaching attachments to objects/players";	3392	warn "reattaching attachments to objects/players";
…		…
2839	my $signal = new Coro::Signal;	3457	my $signal = new Coro::Signal;
2840	push @WAIT_FOR_TICK_BEGIN, $signal;	3458	push @WAIT_FOR_TICK_BEGIN, $signal;
2841	$signal->wait;	3459	$signal->wait;
2842	}	3460	}
2843		3461
2844	my $min = 1e6;#d#	3462	our $stat_fh;
2845	my $avg = 10;	3463	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
		3464
2846	$TICK_WATCHER = Event->timer (	3465	$TICK_WATCHER = Event->timer (
2847	reentrant => 0,	3466	reentrant => 0,
2848	parked => 1,	3467	parked => 1,
2849	prio => 0,	3468	prio => 0,
2850	at => $NEXT_TICK || $TICK,	3469	at => $NEXT_TICK || $TICK,
…		…
2854	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3473	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2855	unless ++$bug_warning > 10;	3474	unless ++$bug_warning > 10;
2856	return;	3475	return;
2857	}	3476	}
2858		3477
		3478	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
		3479
2859	$NOW = $tick_start = Event::time;	3480	$NOW = $tick_start = Event::time;
2860		3481
2861	cf::server_tick; # one server iteration	3482	cf::server_tick; # one server iteration
2862
2863	0 && sync_job {#d#
2864	for(1..10) {
2865	my $t = Event::time;
2866	my $map = my $map = new_from_path cf::map "/tmp/x.map"
2867	or die;
2868
2869	$map->width (50);
2870	$map->height (50);
2871	$map->alloc;
2872	$map->_load_objects ("/tmp/x.map", 1);
2873	my $t = Event::time - $t;
2874
2875	#next unless $t < 0.0013;#d#
2876	if ($t < $min) {
2877	$min = $t;
2878	}
2879	$avg = $avg * 0.99 + $t * 0.01;
2880	}
2881	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2882	exit 0;
2883	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2884	};
2885		3483
2886	$RUNTIME += $TICK;	3484	$RUNTIME += $TICK;
2887	$NEXT_TICK += $TICK;	3485	$NEXT_TICK += $TICK;
2888		3486
2889	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3487	if ($NOW >= $NEXT_RUNTIME_WRITE) {
…		…
2915	$LOAD = ($NOW - $tick_start) / $TICK;	3513	$LOAD = ($NOW - $tick_start) / $TICK;
2916	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2917		3515
2918	_post_tick;	3516	_post_tick;
2919		3517
2920		3518	# gather some statistics#d#
		3519	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#
		3520	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#
2921	},	3521	},
2922	);	3522	);
2923		3523
2924	{	3524	{
		3525	BDB::min_parallel 8;
2925	BDB::max_poll_time $TICK * 0.1;	3526	BDB::max_poll_time $TICK * 0.1;
2926	$BDB_POLL_WATCHER = Event->io (	3527	$BDB_POLL_WATCHER = Event->io (
2927	reentrant => 0,	3528	reentrant => 0,
2928	fd => BDB::poll_fileno,	3529	fd => BDB::poll_fileno,
2929	poll => 'r',	3530	poll => 'r',
2930	prio => 0,	3531	prio => 0,
2931	data => WF_AUTOCANCEL,	3532	data => WF_AUTOCANCEL,
2932	cb => \&BDB::poll_cb,	3533	cb => \&BDB::poll_cb,
2933	);	3534	);
2934	BDB::min_parallel 8;
2935		3535
2936	BDB::set_sync_prepare {	3536	BDB::set_sync_prepare {
2937	my $status;	3537	my $status;
2938	my $current = $Coro::current;	3538	my $current = $Coro::current;
2939	(	3539	(
…		…
2960	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3560	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2961	0666;	3561	0666;
2962		3562
2963	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3563	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2964		3564
2965	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);	3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3566	| BDB::LOG_AUTOREMOVE, 1);
2966	$DB_ENV->set_lk_detect;	3567	$DB_ENV->set_lk_detect;
2967	};	3568	};
2968		3569
2969	cf::cleanup "db_env_open(db): $@" if $@;	3570	cf::cleanup "db_env_open(db): $@" if $@;
2970	};	3571	};
2971	}	3572	}
		3573
		3574	$BDB_CHECKPOINT_WATCHER = Event->timer (
		3575	after => 11,
		3576	interval => 60,
		3577	hard => 1,
		3578	prio => 0,
		3579	data => WF_AUTOCANCEL,
		3580	cb => sub {
		3581	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3582	},
		3583	);
		3584	$BDB_TRICKLE_WATCHER = Event->timer (
		3585	after => 5,
		3586	interval => 10,
		3587	hard => 1,
		3588	prio => 0,
		3589	data => WF_AUTOCANCEL,
		3590	cb => sub {
		3591	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3592	},
		3593	);
2972	}	3594	}
2973		3595
2974	{	3596	{
2975	IO::AIO::min_parallel 8;	3597	IO::AIO::min_parallel 8;
2976		3598

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