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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 1.373 by root, Sat Sep 15 15:58:06 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_DEADLOCK_WATCHER;
		86	our $BDB_CHECKPOINT_WATCHER;
		87	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	88	our $DB_ENV;
82		89
83	our %CFG;	90	our %CFG;
84		91
85	our $UPTIME; $UPTIME ||= time;	92	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	93	our $RUNTIME;
87		94
88	our %PLAYER; # all users	95	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	96	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	97	our $LINK_MAP; # the special {link} map, which is always available
91		98
92	# used to convert map paths into valid unix filenames by replacing / by ∕	99	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		101
…		…
164		171
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	173	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.	174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		175
		176	=item @cf::INVOKE_RESULTS
		177
		178	This array contains the results of the last C<invoke ()> call. When
		179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		180	that call.
		181
169	=back	182	=back
170		183
171	=cut	184	=cut
172		185
173	BEGIN {	186	BEGIN {
…		…
177	$msg .= "\n"	190	$msg .= "\n"
178	unless $msg =~ /\n$/;	191	unless $msg =~ /\n$/;
179		192
180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181		194
182	utf8::encode $msg;
183	LOG llevError, $msg;	195	LOG llevError, $msg;
184	};	196	};
185	}	197	}
186		198
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
…		…
206	}	218	}
207		219
208	$Event::DIED = sub {	220	$Event::DIED = sub {
209	warn "error in event callback: @_";	221	warn "error in event callback: @_";
210	};	222	};
		223
		224	#############################################################################
211		225
212	=head2 UTILITY FUNCTIONS	226	=head2 UTILITY FUNCTIONS
213		227
214	=over 4	228	=over 4
215		229
…		…
234	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
235	$d	249	$d
236	} || "[unable to dump $_[0]: '$@']";	250	} || "[unable to dump $_[0]: '$@']";
237	}	251	}
238		252
239	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
240
241	=item $ref = cf::from_json $json	253	=item $ref = cf::from_json $json
242		254
243	Converts a JSON string into the corresponding perl data structure.	255	Converts a JSON string into the corresponding perl data structure.
244		256
245	=item $json = cf::to_json $ref	257	=item $json = cf::to_json $ref
246		258
247	Converts a perl data structure into its JSON representation.	259	Converts a perl data structure into its JSON representation.
		260
		261	=cut
		262
		263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		264
		265	sub to_json ($) { $json_coder->encode ($_[0]) }
		266	sub from_json ($) { $json_coder->decode ($_[0]) }
248		267
249	=item cf::lock_wait $string	268	=item cf::lock_wait $string
250		269
251	Wait until the given lock is available. See cf::lock_acquire.	270	Wait until the given lock is available. See cf::lock_acquire.
252		271
…		…
255	Wait until the given lock is available and then acquires it and returns	274	Wait until the given lock is available and then acquires it and returns
256	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
257	for example when the coroutine gets canceled), the lock is automatically	276	for example when the coroutine gets canceled), the lock is automatically
258	returned.	277	returned.
259		278
		279	Locks are *not* recursive, locking from the same coro twice results in a
		280	deadlocked coro.
		281
260	Lock names should begin with a unique identifier (for example, cf::map::find	282	Lock names should begin with a unique identifier (for example, cf::map::find
261	uses map_find and cf::map::load uses map_load).	283	uses map_find and cf::map::load uses map_load).
262		284
263	=item $locked = cf::lock_active $string	285	=item $locked = cf::lock_active $string
264		286
265	Return true if the lock is currently active, i.e. somebody has locked it.	287	Return true if the lock is currently active, i.e. somebody has locked it.
266		288
267	=cut	289	=cut
268		290
269	our %LOCK;	291	our %LOCK;
		292	our %LOCKER;#d#
270		293
271	sub lock_wait($) {	294	sub lock_wait($) {
272	my ($key) = @_;	295	my ($key) = @_;
		296
		297	if ($LOCKER{$key} == $Coro::current) {#d#
		298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		299	return;#d#
		300	}#d#
273		301
274	# wait for lock, if any	302	# wait for lock, if any
275	while ($LOCK{$key}) {	303	while ($LOCK{$key}) {
276	push @{ $LOCK{$key} }, $Coro::current;	304	push @{ $LOCK{$key} }, $Coro::current;
277	Coro::schedule;	305	Coro::schedule;
…		…
283		311
284	# wait, to be sure we are not locked	312	# wait, to be sure we are not locked
285	lock_wait $key;	313	lock_wait $key;
286		314
287	$LOCK{$key} = [];	315	$LOCK{$key} = [];
		316	$LOCKER{$key} = $Coro::current;#d#
288		317
289	Coro::guard {	318	Coro::guard {
		319	delete $LOCKER{$key};#d#
290	# wake up all waiters, to be on the safe side	320	# wake up all waiters, to be on the safe side
291	$_->ready for @{ delete $LOCK{$key} };	321	$_->ready for @{ delete $LOCK{$key} };
292	}	322	}
293	}	323	}
294		324
…		…
306	};	336	};
307	$TICK_WATCHER->stop;	337	$TICK_WATCHER->stop;
308	$guard	338	$guard
309	}	339	}
310		340
		341	=item cf::get_slot $time[, $priority[, $name]]
		342
		343	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		344	This call blocks and returns only when you have at least C<$time> seconds
		345	of cpu time till the next tick. The slot is only valid till the next cede.
		346
		347	The optional C<$name> can be used to identify the job to run. It might be
		348	used for statistical purposes and should identify the same time-class.
		349
		350	Useful for short background jobs.
		351
		352	=cut
		353
		354	our @SLOT_QUEUE;
		355	our $SLOT_QUEUE;
		356
		357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		358	$SLOT_QUEUE = Coro::async {
		359	my $signal = new Coro::Signal;
		360
		361	while () {
		362	next_job:
		363	my $avail = cf::till_tick;
		364	if ($avail > 0.01) {
		365	for (0 .. $#SLOT_QUEUE) {
		366	if ($SLOT_QUEUE[$_][0] < $avail) {
		367	my $job = splice @SLOT_QUEUE, $_, 1, ();
		368	$job->[2]->send;
		369	Coro::cede;
		370	goto next_job;
		371	}
		372	}
		373	}
		374
		375	if (@SLOT_QUEUE) {
		376	# we do not use wait_For_tick() as it returns immediately when tick is inactive
		377	push @cf::WAIT_FOR_TICK, $signal;
		378	$signal->wait;
		379	} else {
		380	Coro::schedule;
		381	}
		382	}
		383	};
		384
		385	sub get_slot($;$$) {
		386	my ($time, $pri, $name) = @_;
		387
		388	$time = $TICK * .6 if $time > $TICK * .6;
		389	my $sig = new Coro::Signal;
		390
		391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		393	$SLOT_QUEUE->ready;
		394	$sig->wait;
		395	}
		396
311	=item cf::async { BLOCK }	397	=item cf::async { BLOCK }
312		398
313	Currently the same as Coro::async_pool, meaning you cannot use	399	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	400	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.	401	thing you are allowed to do is call C<prio> on it.
…		…
318		404
319	BEGIN { *async = \&Coro::async_pool }	405	BEGIN { *async = \&Coro::async_pool }
320		406
321	=item cf::sync_job { BLOCK }	407	=item cf::sync_job { BLOCK }
322		408
323	The design of crossfire+ requires that the main coro ($Coro::main) is	409	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	410	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.	411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
		412	acceptable.
326		413
327	If it must be done, put the blocking parts into C<sync_job>. This will run	414	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	415	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	416	server will be frozen during this time, so the block should either finish
330	fast or be very important.	417	fast or be very important.
…		…
390	$EXT_CORO{$coro+0} = $coro;	477	$EXT_CORO{$coro+0} = $coro;
391		478
392	$coro	479	$coro
393	}	480	}
394		481
395	sub write_runtime {	482	=item fork_call { }, $args
396	my $runtime = "$LOCALDIR/runtime";
397		483
398	# first touch the runtime file to show we are still running:	484	Executes the given code block with the given arguments in a seperate
399	# the fsync below can take a very very long time.	485	process, returning the results. Everything must be serialisable with
		486	Coro::Storable. May, of course, block. Note that the executed sub may
		487	never block itself or use any form of Event handling.
400		488
401	IO::AIO::aio_utime $runtime, undef, undef;	489	=cut
402		490
403	my $guard = cf::lock_acquire "write_runtime";	491	sub fork_call(&@) {
		492	my ($cb, @args) = @_;
404		493
405	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	494	# we seemingly have to make a local copy of the whole thing,
406	or return;	495	# otherwise perl prematurely frees the stuff :/
		496	# TODO: investigate and fix (likely this will be rather laborious)
407		497
408	my $value = $cf::RUNTIME + 90 + 10;	498	my @res = Coro::Util::fork_eval {
409	# 10 is the runtime save interval, for a monotonic clock	499	reset_signals;
410	# 60 allows for the watchdog to kill the server.	500	&$cb
		501	}, @args;
411		502
412	(aio_write $fh, 0, (length $value), $value, 0) <= 0	503	wantarray ? @res : $res[-1]
413	and return;	504	}
414		505
415	# always fsync - this file is important	506	=item $value = cf::db_get $family => $key
416	aio_fsync $fh
417	and return;
418		507
419	# touch it again to show we are up-to-date	508	Returns a single value from the environment database.
420	aio_utime $fh, undef, undef;
421		509
422	close $fh	510	=item cf::db_put $family => $key => $value
423	or return;
424		511
425	aio_rename "$runtime~", $runtime	512	Stores the given C<$value> in the family. It can currently store binary
426	and return;	513	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
427		514
428	warn "runtime file written.\n";#d#	515	=item $db = cf::db_table "name"
429		516
		517	Create and/or open a new database table. The string must not be "db" and must be unique
		518	within each server.
		519
		520	=cut
		521
		522	sub db_table($) {
		523	my ($name) = @_;
		524	my $db = BDB::db_create $DB_ENV;
		525
		526	eval {
		527	$db->set_flags (BDB::CHKSUM);
		528
		529	utf8::encode $name;
		530	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		531	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		532	cf::cleanup "db_open(db): $!" if $!;
		533	};
		534	cf::cleanup "db_open(db): $@" if $@;
		535
		536	$db
		537	}
		538
		539	our $DB;
		540
		541	sub db_init {
		542	cf::sync_job {
		543	$DB ||= db_table "db";
		544	};
		545	}
		546
		547	sub db_get($$) {
		548	my $key = "$_[0]/$_[1]";
		549
		550	cf::sync_job {
		551	BDB::db_get $DB, undef, $key, my $data;
		552
		553	$! ? ()
		554	: $data
430	1	555	}
		556	}
		557
		558	sub db_put($$$) {
		559	BDB::dbreq_pri 4;
		560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		561	}
		562
		563	=item cf::cache $id => [$paths...], $processversion => $process
		564
		565	Generic caching function that returns the value of the resource $id,
		566	caching and regenerating as required.
		567
		568	This function can block.
		569
		570	=cut
		571
		572	sub cache {
		573	my ($id, $src, $processversion, $process) = @_;
		574
		575	my $meta =
		576	join "\x00",
		577	$processversion,
		578	map {
		579	aio_stat $_
		580	and Carp::croak "$_: $!";
		581
		582	($_, (stat _)[7,9])
		583	} @$src;
		584
		585	my $dbmeta = db_get cache => "$id/meta";
		586	if ($dbmeta ne $meta) {
		587	# changed, we may need to process
		588
		589	my @data;
		590	my $md5;
		591
		592	for (0 .. $#$src) {
		593	0 <= aio_load $src->[$_], $data[$_]
		594	or Carp::croak "$src->[$_]: $!";
		595	}
		596
		597	# if processing is expensive, check
		598	# checksum first
		599	if (1) {
		600	$md5 =
		601	join "\x00",
		602	$processversion,
		603	map {
		604	cf::cede_to_tick;
		605	($src->[$_], Digest::MD5::md5_hex $data[$_])
		606	} 0.. $#$src;
		607
		608
		609	my $dbmd5 = db_get cache => "$id/md5";
		610	if ($dbmd5 eq $md5) {
		611	db_put cache => "$id/meta", $meta;
		612
		613	return db_get cache => "$id/data";
		614	}
		615	}
		616
		617	my $t1 = Time::HiRes::time;
		618	my $data = $process->(\@data);
		619	my $t2 = Time::HiRes::time;
		620
		621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		622
		623	db_put cache => "$id/data", $data;
		624	db_put cache => "$id/md5" , $md5;
		625	db_put cache => "$id/meta", $meta;
		626
		627	return $data;
		628	}
		629
		630	db_get cache => "$id/data"
431	}	631	}
432		632
433	=item cf::datalog type => key => value, ...	633	=item cf::datalog type => key => value, ...
434		634
435	Log a datalog packet of the given type with the given key-value pairs.	635	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")	653	attach callbacks/event handlers (a collection of which is called an "attachment")
454	to it. All such attachable objects support the following methods.	654	to it. All such attachable objects support the following methods.
455		655
456	In the following description, CLASS can be any of C<global>, C<object>	656	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	657	C<player>, C<client> or C<map> (i.e. the attachable objects in
458	crossfire+).	658	Crossfire TRT).
459		659
460	=over 4	660	=over 4
461		661
462	=item $attachable->attach ($attachment, key => $value...)	662	=item $attachable->attach ($attachment, key => $value...)
463		663
…		…
665	_attach $registry, $klass, @attach;	865	_attach $registry, $klass, @attach;
666	}	866	}
667		867
668	$obj->{$name} = \%arg;	868	$obj->{$name} = \%arg;
669	} else {	869	} else {
670	warn "object uses attachment '$name' that is not available, postponing.\n";	870	warn "object uses attachment '$name' which is not available, postponing.\n";
671	}	871	}
672		872
673	$obj->{_attachment}{$name} = undef;	873	$obj->{_attachment}{$name} = undef;
674	}	874	}
675		875
…		…
715	";	915	";
716	die if $@;	916	die if $@;
717	}	917	}
718		918
719	our $override;	919	our $override;
720	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	920	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
721		921
722	sub override {	922	sub override {
723	$override = 1;	923	$override = 1;
724	@invoke_results = ();	924	@INVOKE_RESULTS = (@_);
725	}	925	}
726		926
727	sub do_invoke {	927	sub do_invoke {
728	my $event = shift;	928	my $event = shift;
729	my $callbacks = shift;	929	my $callbacks = shift;
730		930
731	@invoke_results = ();	931	@INVOKE_RESULTS = ();
732		932
733	local $override;	933	local $override;
734		934
735	for (@$callbacks) {	935	for (@$callbacks) {
736	eval { &{$_->[1]} };	936	eval { &{$_->[1]} };
…		…
753		953
754	Generate an object-specific event with the given arguments.	954	Generate an object-specific event with the given arguments.
755		955
756	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	956	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	957	removed in future versions), and there is no public API to access override
758	results (if you must, access C<@cf::invoke_results> directly).	958	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
759		959
760	=back	960	=back
761		961
762	=cut	962	=cut
763		963
764	#############################################################################	964	#############################################################################
765	# object support	965	# object support
		966	#
		967
		968	sub _can_merge {
		969	my ($ob1, $ob2) = @_;
		970
		971	local $Storable::canonical = 1;
		972	my $fob1 = Storable::freeze $ob1;
		973	my $fob2 = Storable::freeze $ob2;
		974
		975	$fob1 eq $fob2
		976	}
766		977
767	sub reattach {	978	sub reattach {
768	# basically do the same as instantiate, without calling instantiate	979	# basically do the same as instantiate, without calling instantiate
769	my ($obj) = @_;	980	my ($obj) = @_;
770		981
…		…
817	sub object_freezer_save {	1028	sub object_freezer_save {
818	my ($filename, $rdata, $objs) = @_;	1029	my ($filename, $rdata, $objs) = @_;
819		1030
820	sync_job {	1031	sync_job {
821	if (length $$rdata) {	1032	if (length $$rdata) {
		1033	utf8::decode (my $decname = $filename);
822	warn sprintf "saving %s (%d,%d)\n",	1034	warn sprintf "saving %s (%d,%d)\n",
823	$filename, length $$rdata, scalar @$objs;	1035	$decname, length $$rdata, scalar @$objs;
824		1036
825	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
826	chmod SAVE_MODE, $fh;	1038	chmod SAVE_MODE, $fh;
827	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
828	aio_fsync $fh if $cf::USE_FSYNC;	1040	aio_fsync $fh if $cf::USE_FSYNC;
…		…
847	}	1059	}
848	} else {	1060	} else {
849	aio_unlink $filename;	1061	aio_unlink $filename;
850	aio_unlink "$filename.pst";	1062	aio_unlink "$filename.pst";
851	}	1063	}
852	}	1064	};
853	}	1065	}
854		1066
855	sub object_freezer_as_string {	1067	sub object_freezer_as_string {
856	my ($rdata, $objs) = @_;	1068	my ($rdata, $objs) = @_;
857		1069
…		…
869	or return;	1081	or return;
870		1082
871	unless (aio_stat "$filename.pst") {	1083	unless (aio_stat "$filename.pst") {
872	(aio_load "$filename.pst", $av) >= 0	1084	(aio_load "$filename.pst", $av) >= 0
873	or return;	1085	or return;
		1086
874	$av = eval { (Storable::thaw $av)->{objs} };	1087	$av = eval { (Storable::thaw $av)->{objs} };
875	}	1088	}
876		1089
		1090	utf8::decode (my $decname = $filename);
877	warn sprintf "loading %s (%d)\n",	1091	warn sprintf "loading %s (%d,%d)\n",
878	$filename, length $data, scalar @{$av || []};#d#	1092	$decname, length $data, scalar @{$av || []};
		1093
879	return ($data, $av);	1094	($data, $av)
880	}	1095	}
		1096
		1097	=head2 COMMAND CALLBACKS
		1098
		1099	=over 4
		1100
		1101	=cut
881		1102
882	#############################################################################	1103	#############################################################################
883	# command handling &c	1104	# command handling &c
884		1105
885	=item cf::register_command $name => \&callback($ob,$args);	1106	=item cf::register_command $name => \&callback($ob,$args);
…		…
898	push @{ $COMMAND{$name} }, [$caller, $cb];	1119	push @{ $COMMAND{$name} }, [$caller, $cb];
899	}	1120	}
900		1121
901	=item cf::register_extcmd $name => \&callback($pl,$packet);	1122	=item cf::register_extcmd $name => \&callback($pl,$packet);
902		1123
903	Register a callbackf ro execution when the client sends an extcmd packet.	1124	Register a callback for execution when the client sends an (synchronous)
		1125	extcmd packet. Ext commands will be processed in the order they are
		1126	received by the server, like other user commands. The first argument is
		1127	the logged-in player. Ext commands can only be processed after a player
		1128	has logged in successfully.
904		1129
905	If the callback returns something, it is sent back as if reply was being	1130	If the callback returns something, it is sent back as if reply was being
906	called.	1131	called.
907		1132
		1133	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1134
		1135	Register a callback for execution when the client sends an (asynchronous)
		1136	exticmd packet. Exti commands are processed by the server as soon as they
		1137	are received, i.e. out of order w.r.t. other commands. The first argument
		1138	is a client socket. Exti commands can be received anytime, even before
		1139	log-in.
		1140
		1141	If the callback returns something, it is sent back as if reply was being
		1142	called.
		1143
908	=cut	1144	=cut
909		1145
910	sub register_extcmd {	1146	sub register_extcmd {
911	my ($name, $cb) = @_;	1147	my ($name, $cb) = @_;
912		1148
913	$EXTCMD{$name} = $cb;	1149	$EXTCMD{$name} = $cb;
		1150	}
		1151
		1152	sub register_exticmd {
		1153	my ($name, $cb) = @_;
		1154
		1155	$EXTICMD{$name} = $cb;
914	}	1156	}
915		1157
916	cf::player->attach (	1158	cf::player->attach (
917	on_command => sub {	1159	on_command => sub {
918	my ($pl, $name, $params) = @_;	1160	my ($pl, $name, $params) = @_;
…		…
927	cf::override;	1169	cf::override;
928	},	1170	},
929	on_extcmd => sub {	1171	on_extcmd => sub {
930	my ($pl, $buf) = @_;	1172	my ($pl, $buf) = @_;
931		1173
932	my $msg = eval { from_json $buf };	1174	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
933		1175
934	if (ref $msg) {	1176	if (ref $msg) {
		1177	my ($type, $reply, @payload) =
		1178	"ARRAY" eq ref $msg
		1179	? @$msg
		1180	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1181
		1182	my @reply;
		1183
935	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1184	if (my $cb = $EXTCMD{$type}) {
936	if (my %reply = $cb->($pl, $msg)) {	1185	@reply = $cb->($pl, @payload);
937	$pl->ext_reply ($msg->{msgid}, %reply);
938	}
939	}	1186	}
		1187
		1188	$pl->ext_reply ($reply, @reply)
		1189	if $reply;
		1190
940	} else {	1191	} else {
941	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
942	}	1193	}
943		1194
944	cf::override;	1195	cf::override;
945	},	1196	},
946	);	1197	);
947		1198
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 {	1199	sub load_extensions {
		1200	cf::sync_job {
		1201	my %todo;
		1202
983	for my $ext (<$LIBDIR/*.ext>) {	1203	for my $path (<$LIBDIR/*.ext>) {
984	next unless -r $ext;	1204	next unless -r $path;
985	eval {	1205
986	load_extension $ext;	1206	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
		1207	my $base = $1;
		1208	my $pkg = $1;
		1209	$pkg =~ s/[^[:word:]]/_/g;
		1210	$pkg = "ext::$pkg";
		1211
		1212	open my $fh, "<:utf8", $path
		1213	or die "$path: $!";
		1214
		1215	my $source = do { local $/; <$fh> };
		1216
		1217	my %ext = (
		1218	path => $path,
		1219	base => $base,
		1220	pkg => $pkg,
		1221	);
		1222
		1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
		1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
		1225
		1226	$ext{source} =
		1227	"package $pkg; use strict; use utf8;\n"
		1228	. "#line 1 \"$path\"\n{\n"
		1229	. $source
		1230	. "\n};\n1";
		1231
		1232	$todo{$base} = \%ext;
		1233	}
		1234
		1235	my %done;
		1236	while (%todo) {
		1237	my $progress;
		1238
		1239	while (my ($k, $v) = each %todo) {
		1240	for (split /,\s*/, $v->{meta}{depends}) {
		1241	goto skip
		1242	unless exists $done{$_};
		1243	}
		1244
		1245	warn "... loading '$k' into '$v->{pkg}'\n";
		1246
		1247	unless (eval $v->{source}) {
		1248	my $msg = $@ ? "$v->{path}: $@\n"
		1249	: "$v->{base}: extension inactive.\n";
		1250
		1251	if (exists $v->{meta}{mandatory}) {
		1252	warn $msg;
		1253	warn "mandatory extension failed to load, exiting.\n";
		1254	exit 1;
		1255	}
		1256
		1257	warn $msg;
		1258	}
		1259
		1260	$done{$k} = delete $todo{$k};
		1261	push @EXTS, $v->{pkg};
		1262	$progress = 1;
987	1	1263	}
988	} or warn "$ext not loaded: $@";	1264
		1265	skip:
		1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1267	unless $progress;
		1268	}
989	}	1269	};
990	}	1270	}
991		1271
992	#############################################################################	1272	#############################################################################
993		1273
		1274	=back
		1275
994	=head2 CORE EXTENSIONS	1276	=head2 CORE EXTENSIONS
995		1277
996	Functions and methods that extend core crossfire objects.	1278	Functions and methods that extend core crossfire objects.
997		1279
998	=cut	1280	=cut
…		…
1002	use Coro::AIO;	1284	use Coro::AIO;
1003		1285
1004	=head3 cf::player	1286	=head3 cf::player
1005		1287
1006	=over 4	1288	=over 4
		1289
		1290	=item cf::player::num_playing
		1291
		1292	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1293
		1294	=cut
		1295
		1296	sub num_playing {
		1297	scalar grep
		1298	$_->ob->map
		1299	&& !$_->hidden
		1300	&& !$_->ob->flag (cf::FLAG_WIZ),
		1301	cf::player::list
		1302	}
1007		1303
1008	=item cf::player::find $login	1304	=item cf::player::find $login
1009		1305
1010	Returns the given player object, loading it if necessary (might block).	1306	Returns the given player object, loading it if necessary (might block).
1011		1307
…		…
1047	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1343	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1048	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1344	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1049	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1345	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1050	aio_unlink +(playerdir $login) . "/$login.pl";	1346	aio_unlink +(playerdir $login) . "/$login.pl";
1051		1347
1052	my $pl = load_pl path $login	1348	my $f = new_from_file cf::object::thawer path $login
1053	or return;	1349	or return;
		1350
		1351	my $pl = cf::player::load_pl $f
		1352	or return;
		1353	local $cf::PLAYER_LOADING{$login} = $pl;
		1354	$f->resolve_delayed_derefs;
1054	$cf::PLAYER{$login} = $pl	1355	$cf::PLAYER{$login} = $pl
1055	}	1356	}
1056	}	1357	}
1057	}	1358	}
1058		1359
…		…
1068		1369
1069	aio_mkdir playerdir $pl, 0770;	1370	aio_mkdir playerdir $pl, 0770;
1070	$pl->{last_save} = $cf::RUNTIME;	1371	$pl->{last_save} = $cf::RUNTIME;
1071		1372
1072	$pl->save_pl ($path);	1373	$pl->save_pl ($path);
1073	Coro::cede;	1374	cf::cede_to_tick;
1074	}	1375	}
1075		1376
1076	sub new($) {	1377	sub new($) {
1077	my ($login) = @_;	1378	my ($login) = @_;
1078		1379
…		…
1082	$self->{deny_save} = 1;	1383	$self->{deny_save} = 1;
1083		1384
1084	$cf::PLAYER{$login} = $self;	1385	$cf::PLAYER{$login} = $self;
1085		1386
1086	$self	1387	$self
		1388	}
		1389
		1390	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1391
		1392	=cut
		1393
		1394	sub send_msg {
		1395	my $ns = shift->ns
		1396	or return;
		1397	$ns->send_msg (@_);
1087	}	1398	}
1088		1399
1089	=item $pl->quit_character	1400	=item $pl->quit_character
1090		1401
1091	Nukes the player without looking back. If logged in, the connection will	1402	Nukes the player without looking back. If logged in, the connection will
…		…
1146	or return [];	1457	or return [];
1147		1458
1148	my @logins;	1459	my @logins;
1149		1460
1150	for my $login (@$dirs) {	1461	for my $login (@$dirs) {
		1462	my $path = path $login;
		1463
		1464	# a .pst is a dead give-away for a valid player
		1465	unless (-e "$path.pst") {
1151	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1152	aio_read $fh, 0, 512, my $buf, 0 or next;	1467	aio_read $fh, 0, 512, my $buf, 0 or next;
1153	$buf !~ /^password -------------$/m or next; # official not-valid tag	1468	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1469	}
1154		1470
1155	utf8::decode $login;	1471	utf8::decode $login;
1156	push @logins, $login;	1472	push @logins, $login;
1157	}	1473	}
1158		1474
…		…
1185	}	1501	}
1186		1502
1187	\@paths	1503	\@paths
1188	}	1504	}
1189		1505
		1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1507
		1508	Expand crossfire pod fragments into protocol xml.
		1509
		1510	=cut
		1511
		1512	sub expand_cfpod {
		1513	((my $self), (local $_)) = @_;
		1514
		1515	# escape & and <
		1516	s/&/&amp;/g;
		1517	s/(?<![BIUGHT])</&lt;/g;
		1518
		1519	# this is buggy, it needs to properly take care of nested <'s
		1520
		1521	1 while
		1522	# replace B<>, I<>, U<> etc.
		1523	s/B<([^\>]*)>/<b>$1<\/b>/
		1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
		1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
		1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
		1527	# replace G<male|female> tags
		1528	|| s{G<([^>|]*)\|([^>]*)>}{
		1529	$self->gender ? $2 : $1
		1530	}ge
		1531	# replace H<hint text>
		1532	|| s{H<([^\>]*)>}
		1533	{
		1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
		1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1536	"")
		1537	[$self->{hintmode}]
		1538	}ge;
		1539
		1540	# create single paragraphs (very hackish)
		1541	s/(?<=\S)\n(?=\w)/ /g;
		1542
		1543	# compress some whitespace
		1544	s/\s+\n/\n/g; # ws line-ends
		1545	s/\n\n+/\n/g; # double lines
		1546	s/^\n+//; # beginning lines
		1547	s/\n+$//; # ending lines
		1548
		1549	$_
		1550	}
		1551
		1552	sub hintmode {
		1553	$_[0]{hintmode} = $_[1] if @_ > 1;
		1554	$_[0]{hintmode}
		1555	}
		1556
1190	=item $player->ext_reply ($msgid, %msg)	1557	=item $player->ext_reply ($msgid, @msg)
1191		1558
1192	Sends an ext reply to the player.	1559	Sends an ext reply to the player.
1193		1560
1194	=cut	1561	=cut
1195		1562
1196	sub ext_reply($$%) {	1563	sub ext_reply($$@) {
1197	my ($self, $id, %msg) = @_;	1564	my ($self, $id, @msg) = @_;
1198		1565
1199	$msg{msgid} = $id;	1566	$self->ns->ext_reply ($id, @msg)
1200
1201	$self->send ("ext " . cf::to_json \%msg);
1202	}	1567	}
1203		1568
1204	=item $player->ext_event ($type, %msg)	1569	=item $player->ext_msg ($type, @msg)
1205		1570
1206	Sends an ext event to the client.	1571	Sends an ext event to the client.
1207		1572
1208	=cut	1573	=cut
1209		1574
1210	sub ext_event($$%) {	1575	sub ext_msg($$@) {
1211	my ($self, $type, %msg) = @_;	1576	my ($self, $type, @msg) = @_;
1212		1577
1213	$self->ns->ext_event ($type, %msg);	1578	$self->ns->ext_msg ($type, @msg);
1214	}	1579	}
1215		1580
1216	=head3 cf::region	1581	=head3 cf::region
1217		1582
1218	=over 4	1583	=over 4
…		…
1221		1586
1222	package cf::region;	1587	package cf::region;
1223		1588
1224	=item cf::region::find_by_path $path	1589	=item cf::region::find_by_path $path
1225		1590
1226	Tries to decuce the probable region for a map knowing only its path.	1591	Tries to decuce the likely region for a map knowing only its path.
1227		1592
1228	=cut	1593	=cut
1229		1594
1230	sub find_by_path($) {	1595	sub find_by_path($) {
1231	my ($path) = @_;	1596	my ($path) = @_;
1232		1597
1233	my ($match, $specificity);	1598	my ($match, $specificity);
1234		1599
1235	for my $region (list) {	1600	for my $region (list) {
1236	if ($region->match && $path =~ $region->match) {	1601	if ($region->{match} && $path =~ $region->{match}) {
1237	($match, $specificity) = ($region, $region->specificity)	1602	($match, $specificity) = ($region, $region->specificity)
1238	if $region->specificity > $specificity;	1603	if $region->specificity > $specificity;
1239	}	1604	}
1240	}	1605	}
1241		1606
…		…
1305	my ($self, $merge) = @_;	1670	my ($self, $merge) = @_;
1306		1671
1307	# we have to keep some variables in memory intact	1672	# we have to keep some variables in memory intact
1308	local $self->{path};	1673	local $self->{path};
1309	local $self->{load_path};	1674	local $self->{load_path};
1310	local $self->{deny_save};
1311	local $self->{deny_reset};
1312		1675
1313	$self->SUPER::thawer_merge ($merge);	1676	$self->SUPER::thawer_merge ($merge);
1314	}	1677	}
1315		1678
1316	sub normalise {	1679	sub normalise {
…		…
1363	$self->init; # pass $1 etc.	1726	$self->init; # pass $1 etc.
1364	return $self;	1727	return $self;
1365	}	1728	}
1366	}	1729	}
1367		1730
1368	Carp::carp "unable to resolve path '$path' (base '$base').";	1731	Carp::cluck "unable to resolve path '$path' (base '$base').";
1369	()	1732	()
1370	}	1733	}
1371		1734
1372	sub init {	1735	sub init {
1373	my ($self) = @_;	1736	my ($self) = @_;
…		…
1416		1779
1417	$_->change_map_light ($change)	1780	$_->change_map_light ($change)
1418	for grep $_->outdoor, values %cf::MAP;	1781	for grep $_->outdoor, values %cf::MAP;
1419	}	1782	}
1420		1783
		1784	sub decay_objects {
		1785	my ($self) = @_;
		1786
		1787	return if $self->{deny_reset};
		1788
		1789	$self->do_decay_objects;
		1790	}
		1791
1421	sub unlink_save {	1792	sub unlink_save {
1422	my ($self) = @_;	1793	my ($self) = @_;
1423		1794
1424	utf8::encode (my $save = $self->save_path);	1795	utf8::encode (my $save = $self->save_path);
1425	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;	1796	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
…		…
1428		1799
1429	sub load_header_from($) {	1800	sub load_header_from($) {
1430	my ($self, $path) = @_;	1801	my ($self, $path) = @_;
1431		1802
1432	utf8::encode $path;	1803	utf8::encode $path;
1433	#aio_open $path, O_RDONLY, 0	1804	my $f = new_from_file cf::object::thawer $path
1434	# or return;
1435
1436	$self->_load_header ($path)
1437	or return;	1805	or return;
		1806
		1807	$self->_load_header ($f)
		1808	or return;
		1809
		1810	local $MAP_LOADING{$self->{path}} = $self;
		1811	$f->resolve_delayed_derefs;
1438		1812
1439	$self->{load_path} = $path;	1813	$self->{load_path} = $path;
1440		1814
1441	1	1815	1
1442	}	1816	}
…		…
1481	$self->load_header_orig	1855	$self->load_header_orig
1482	or return;	1856	or return;
1483	$self->prepare_orig;	1857	$self->prepare_orig;
1484	}	1858	}
1485		1859
		1860	$self->{deny_reset} = 1
		1861	if $self->no_reset;
		1862
1486	$self->default_region (cf::region::find_by_path $self->{path})	1863	$self->default_region (cf::region::find_by_path $self->{path})
1487	unless $self->default_region;	1864	unless $self->default_region;
1488		1865
1489	1	1866	1
1490	}	1867	}
…		…
1493	sub find {	1870	sub find {
1494	my ($path, $origin) = @_;	1871	my ($path, $origin) = @_;
1495		1872
1496	$path = normalise $path, $origin && $origin->path;	1873	$path = normalise $path, $origin && $origin->path;
1497		1874
		1875	cf::lock_wait "map_data:$path";#d#remove
1498	cf::lock_wait "map_find:$path";	1876	cf::lock_wait "map_find:$path";
1499		1877
1500	$cf::MAP{$path} || do {	1878	$cf::MAP{$path} || do {
1501	my $guard = cf::lock_acquire "map_find:$path";	1879	my $guard1 = cf::lock_acquire "map_find:$path";
		1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1881
1502	my $map = new_from_path cf::map $path	1882	my $map = new_from_path cf::map $path
1503	or return;	1883	or return;
1504		1884
1505	$map->{last_save} = $cf::RUNTIME;	1885	$map->{last_save} = $cf::RUNTIME;
1506		1886
1507	$map->load_header	1887	$map->load_header
1508	or return;	1888	or return;
1509		1889
1510	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)	1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1511	# doing this can freeze the server in a sync job, obviously	1891	# doing this can freeze the server in a sync job, obviously
1512	#$cf::WAIT_FOR_TICK->wait;	1892	#$cf::WAIT_FOR_TICK->wait;
		1893	undef $guard1;
		1894	undef $guard2;
1513	$map->reset;	1895	$map->reset;
1514	undef $guard;
1515	return find $path;	1896	return find $path;
1516	}	1897	}
1517		1898
1518	$cf::MAP{$path} = $map	1899	$cf::MAP{$path} = $map
1519	}	1900	}
…		…
1528	local $self->{deny_reset} = 1; # loading can take a long time	1909	local $self->{deny_reset} = 1; # loading can take a long time
1529		1910
1530	my $path = $self->{path};	1911	my $path = $self->{path};
1531		1912
1532	{	1913	{
1533	my $guard = cf::lock_acquire "map_load:$path";	1914	my $guard = cf::lock_acquire "map_data:$path";
1534		1915
		1916	return unless $self->valid;
1535	return if $self->in_memory != cf::MAP_SWAPPED;	1917	return unless $self->in_memory == cf::MAP_SWAPPED;
1536		1918
1537	$self->in_memory (cf::MAP_LOADING);	1919	$self->in_memory (cf::MAP_LOADING);
1538		1920
1539	$self->alloc;	1921	$self->alloc;
1540		1922
1541	$self->pre_load;	1923	$self->pre_load;
1542	Coro::cede;	1924	cf::cede_to_tick;
1543		1925
		1926	my $f = new_from_file cf::object::thawer $self->{load_path};
		1927	$f->skip_block;
1544	$self->_load_objects ($self->{load_path}, 1)	1928	$self->_load_objects ($f)
1545	or return;	1929	or return;
1546		1930
1547	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1548	if delete $self->{load_original};	1932	if delete $self->{load_original};
1549		1933
1550	if (my $uniq = $self->uniq_path) {	1934	if (my $uniq = $self->uniq_path) {
1551	utf8::encode $uniq;	1935	utf8::encode $uniq;
1552	if (aio_open $uniq, O_RDONLY, 0) {	1936	unless (aio_stat $uniq) {
		1937	if (my $f = new_from_file cf::object::thawer $uniq) {
1553	$self->clear_unique_items;	1938	$self->clear_unique_items;
1554	$self->_load_objects ($uniq, 0);	1939	$self->_load_objects ($f);
		1940	$f->resolve_delayed_derefs;
		1941	}
1555	}	1942	}
1556	}	1943	}
1557		1944
1558	Coro::cede;	1945	$f->resolve_delayed_derefs;
		1946
		1947	cf::cede_to_tick;
1559	# now do the right thing for maps	1948	# now do the right thing for maps
1560	$self->link_multipart_objects;	1949	$self->link_multipart_objects;
1561	$self->difficulty ($self->estimate_difficulty)	1950	$self->difficulty ($self->estimate_difficulty)
1562	unless $self->difficulty;	1951	unless $self->difficulty;
1563	Coro::cede;	1952	cf::cede_to_tick;
1564		1953
1565	unless ($self->{deny_activate}) {	1954	unless ($self->{deny_activate}) {
1566	$self->decay_objects;	1955	$self->decay_objects;
1567	$self->fix_auto_apply;	1956	$self->fix_auto_apply;
1568	$self->update_buttons;	1957	$self->update_buttons;
1569	Coro::cede;	1958	cf::cede_to_tick;
1570	$self->set_darkness_map;	1959	$self->set_darkness_map;
1571	Coro::cede;	1960	cf::cede_to_tick;
1572	$self->activate;	1961	$self->activate;
1573	}	1962	}
		1963
		1964	$self->{last_save} = $cf::RUNTIME;
		1965	$self->last_access ($cf::RUNTIME);
1574		1966
1575	$self->in_memory (cf::MAP_IN_MEMORY);	1967	$self->in_memory (cf::MAP_IN_MEMORY);
1576	}	1968	}
1577		1969
1578	$self->post_load;	1970	$self->post_load;
…		…
1582	my ($self, $ob) = @_;	1974	my ($self, $ob) = @_;
1583		1975
1584	return find "~" . $ob->name . "/" . $self->{path}	1976	return find "~" . $ob->name . "/" . $self->{path}
1585	if $self->per_player;	1977	if $self->per_player;
1586		1978
		1979	# return find "?party/" . $ob->name . "/" . $self->{path}
		1980	# if $self->per_party;
		1981
1587	$self	1982	$self
1588	}	1983	}
1589		1984
1590	# find and load all maps in the 3x3 area around a map	1985	# find and load all maps in the 3x3 area around a map
1591	sub load_diag {	1986	sub load_neighbours {
1592	my ($map) = @_;	1987	my ($map) = @_;
1593		1988
1594	my @diag; # diagonal neighbours	1989	my @neigh; # diagonal neighbours
1595		1990
1596	for (0 .. 3) {	1991	for (0 .. 3) {
1597	my $neigh = $map->tile_path ($_)	1992	my $neigh = $map->tile_path ($_)
1598	or next;	1993	or next;
1599	$neigh = find $neigh, $map	1994	$neigh = find $neigh, $map
1600	or next;	1995	or next;
1601	$neigh->load;	1996	$neigh->load;
1602		1997
		1998	push @neigh,
1603	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	1999	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1604	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2000	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1605	}	2001	}
1606		2002
1607	for (@diag) {	2003	for (grep defined $_->[0], @neigh) {
		2004	my ($path, $origin) = @$_;
1608	my $neigh = find @$_	2005	my $neigh = find $path, $origin
1609	or next;	2006	or next;
1610	$neigh->load;	2007	$neigh->load;
1611	}	2008	}
1612	}	2009	}
1613		2010
…		…
1618	}	2015	}
1619		2016
1620	sub do_load_sync {	2017	sub do_load_sync {
1621	my ($map) = @_;	2018	my ($map) = @_;
1622		2019
		2020	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2021	if $Coro::current == $Coro::main;
		2022
1623	cf::sync_job { $map->load };	2023	cf::sync_job { $map->load };
1624	}	2024	}
1625		2025
1626	our %MAP_PREFETCH;	2026	our %MAP_PREFETCH;
1627	our $MAP_PREFETCHER = undef;	2027	our $MAP_PREFETCHER = undef;
1628		2028
1629	sub find_async {	2029	sub find_async {
1630	my ($path, $origin) = @_;	2030	my ($path, $origin, $load) = @_;
1631		2031
1632	$path = normalise $path, $origin && $origin->{path};	2032	$path = normalise $path, $origin && $origin->{path};
1633		2033
1634	if (my $map = $cf::MAP{$path}) {	2034	if (my $map = $cf::MAP{$path}) {
1635	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1636	}	2036	}
1637		2037
1638	undef $MAP_PREFETCH{$path};	2038	$MAP_PREFETCH{$path} |= $load;
		2039
1639	$MAP_PREFETCHER ||= cf::async {	2040	$MAP_PREFETCHER ||= cf::async {
1640	while (%MAP_PREFETCH) {	2041	while (%MAP_PREFETCH) {
1641	for my $path (keys %MAP_PREFETCH) {	2042	while (my ($k, $v) = each %MAP_PREFETCH) {
1642	my $map = find $path	2043	if (my $map = find $k) {
1643	or next;
1644	$map->load;	2044	$map->load if $v;
		2045	}
1645		2046
1646	delete $MAP_PREFETCH{$path};	2047	delete $MAP_PREFETCH{$k};
1647	}	2048	}
1648	}	2049	}
1649	undef $MAP_PREFETCHER;	2050	undef $MAP_PREFETCHER;
1650	};	2051	};
1651	$MAP_PREFETCHER->prio (6);	2052	$MAP_PREFETCHER->prio (6);
…		…
1654	}	2055	}
1655		2056
1656	sub save {	2057	sub save {
1657	my ($self) = @_;	2058	my ($self) = @_;
1658		2059
1659	my $lock = cf::lock_acquire "map_data:" . $self->path;	2060	my $lock = cf::lock_acquire "map_data:$self->{path}";
1660		2061
1661	$self->{last_save} = $cf::RUNTIME;	2062	$self->{last_save} = $cf::RUNTIME;
1662		2063
1663	return unless $self->dirty;	2064	return unless $self->dirty;
1664		2065
…		…
1687	my ($self) = @_;	2088	my ($self) = @_;
1688		2089
1689	# save first because save cedes	2090	# save first because save cedes
1690	$self->save;	2091	$self->save;
1691		2092
1692	my $lock = cf::lock_acquire "map_data:" . $self->path;	2093	my $lock = cf::lock_acquire "map_data:$self->{path}";
1693		2094
1694	return if $self->players;	2095	return if $self->players;
1695	return if $self->in_memory != cf::MAP_IN_MEMORY;	2096	return if $self->in_memory != cf::MAP_IN_MEMORY;
1696	return if $self->{deny_save};	2097	return if $self->{deny_save};
1697		2098
		2099	$self->in_memory (cf::MAP_SWAPPED);
		2100
		2101	$self->deactivate;
		2102	$_->clear_links_to ($self) for values %cf::MAP;
1698	$self->clear;	2103	$self->clear;
1699	$self->in_memory (cf::MAP_SWAPPED);
1700	}	2104	}
1701		2105
1702	sub reset_at {	2106	sub reset_at {
1703	my ($self) = @_;	2107	my ($self) = @_;
1704		2108
1705	# TODO: safety, remove and allow resettable per-player maps	2109	# 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};	2110	return 1e99 if $self->{deny_reset};
1708		2111
1709	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	2112	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1710	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	2113	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1711		2114
…		…
1722	my ($self) = @_;	2125	my ($self) = @_;
1723		2126
1724	my $lock = cf::lock_acquire "map_data:$self->{path}";	2127	my $lock = cf::lock_acquire "map_data:$self->{path}";
1725		2128
1726	return if $self->players;	2129	return if $self->players;
1727	return if $self->isa ("ext::map_per_player");#d#
1728		2130
1729	warn "resetting map ", $self->path;#d#	2131	warn "resetting map ", $self->path;
1730		2132
1731	$self->in_memory (cf::MAP_SWAPPED);	2133	$self->in_memory (cf::MAP_SWAPPED);
1732		2134
1733	# need to save uniques path	2135	# need to save uniques path
1734	unless ($self->{deny_save}) {	2136	unless ($self->{deny_save}) {
…		…
1738	if $uniq;	2140	if $uniq;
1739	}	2141	}
1740		2142
1741	delete $cf::MAP{$self->path};	2143	delete $cf::MAP{$self->path};
1742		2144
		2145	$self->deactivate;
		2146	$_->clear_links_to ($self) for values %cf::MAP;
1743	$self->clear;	2147	$self->clear;
1744
1745	$_->clear_links_to ($self) for values %cf::MAP;
1746		2148
1747	$self->unlink_save;	2149	$self->unlink_save;
1748	$self->destroy;	2150	$self->destroy;
1749	}	2151	}
1750		2152
1751	my $nuke_counter = "aaaa";	2153	my $nuke_counter = "aaaa";
1752		2154
1753	sub nuke {	2155	sub nuke {
1754	my ($self) = @_;	2156	my ($self) = @_;
1755		2157
		2158	{
		2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2160
1756	delete $cf::MAP{$self->path};	2161	delete $cf::MAP{$self->path};
1757		2162
1758	$self->unlink_save;	2163	$self->unlink_save;
1759		2164
1760	bless $self, "cf::map";	2165	bless $self, "cf::map";
1761	delete $self->{deny_reset};	2166	delete $self->{deny_reset};
1762	$self->{deny_save} = 1;	2167	$self->{deny_save} = 1;
1763	$self->reset_timeout (1);	2168	$self->reset_timeout (1);
1764	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2169	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1765		2170
1766	$cf::MAP{$self->path} = $self;	2171	$cf::MAP{$self->path} = $self;
		2172	}
1767		2173
1768	$self->reset; # polite request, might not happen	2174	$self->reset; # polite request, might not happen
		2175	}
		2176
		2177	=item $maps = cf::map::tmp_maps
		2178
		2179	Returns an arrayref with all map paths of currently instantiated and saved
		2180	maps. May block.
		2181
		2182	=cut
		2183
		2184	sub tmp_maps() {
		2185	[
		2186	map {
		2187	utf8::decode $_;
		2188	/\.map$/
		2189	? normalise $_
		2190	: ()
		2191	} @{ aio_readdir $TMPDIR or [] }
		2192	]
		2193	}
		2194
		2195	=item $maps = cf::map::random_maps
		2196
		2197	Returns an arrayref with all map paths of currently instantiated and saved
		2198	random maps. May block.
		2199
		2200	=cut
		2201
		2202	sub random_maps() {
		2203	[
		2204	map {
		2205	utf8::decode $_;
		2206	/\.map$/
		2207	? normalise "?random/$_"
		2208	: ()
		2209	} @{ aio_readdir $RANDOMDIR or [] }
		2210	]
1769	}	2211	}
1770		2212
1771	=item cf::map::unique_maps	2213	=item cf::map::unique_maps
1772		2214
1773	Returns an arrayref of paths of all shared maps that have	2215	Returns an arrayref of paths of all shared maps that have
1774	instantiated unique items. May block.	2216	instantiated unique items. May block.
1775		2217
1776	=cut	2218	=cut
1777		2219
1778	sub unique_maps() {	2220	sub unique_maps() {
1779	my $files = aio_readdir $UNIQUEDIR	2221	[
1780	or return;	2222	map {
1781
1782	my @paths;
1783
1784	for (@$files) {
1785	utf8::decode $_;	2223	utf8::decode $_;
1786	next if /\.pst$/;	2224	/\.map$/
1787	next unless /^$PATH_SEP/o;	2225	? normalise $_
1788		2226	: ()
1789	push @paths, cf::map::normalise $_;	2227	} @{ aio_readdir $UNIQUEDIR or [] }
1790	}	2228	]
1791
1792	\@paths
1793	}	2229	}
1794		2230
1795	package cf;	2231	package cf;
1796		2232
1797	=back	2233	=back
…		…
1815	map { $_, inv_recursive_ $_->inv } @_	2251	map { $_, inv_recursive_ $_->inv } @_
1816	}	2252	}
1817		2253
1818	sub inv_recursive {	2254	sub inv_recursive {
1819	inv_recursive_ inv $_[0]	2255	inv_recursive_ inv $_[0]
		2256	}
		2257
		2258	=item $ref = $ob->ref
		2259
		2260	creates and returns a persistent reference to an objetc that can be stored as a string.
		2261
		2262	=item $ob = cf::object::deref ($refstring)
		2263
		2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2265	even if the object actually exists. May block.
		2266
		2267	=cut
		2268
		2269	sub deref {
		2270	my ($ref) = @_;
		2271
		2272	# temporary compatibility#TODO#remove
		2273	$ref =~ s{^<}{player/<};
		2274
		2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {
		2276	my ($uuid, $name) = ($1, $2);
		2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2278	or return;
		2279	$pl->ob->uuid eq $uuid
		2280	or return;
		2281
		2282	$pl->ob
		2283	} else {
		2284	warn "$ref: cannot resolve object reference\n";
		2285	undef
		2286	}
1820	}	2287	}
1821		2288
1822	package cf;	2289	package cf;
1823		2290
1824	=back	2291	=back
…		…
1843		2310
1844	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2311	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1845		2312
1846	if ($self->{record_replies}) {	2313	if ($self->{record_replies}) {
1847	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2314	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2315
1848	} else {	2316	} else {
		2317	my $pl = $self->contr;
		2318
		2319	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2320	my $dialog = $pl->{npc_dialog};
		2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2322
		2323	} else {
1849	$msg = $npc->name . " says: $msg" if $npc;	2324	$msg = $npc->name . " says: $msg" if $npc;
1850	$self->message ($msg, $flags);	2325	$self->message ($msg, $flags);
		2326	}
1851	}	2327	}
		2328	}
		2329
		2330	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2331
		2332	=cut
		2333
		2334	sub cf::object::send_msg {
		2335	my $pl = shift->contr
		2336	or return;
		2337	$pl->send_msg (@_);
1852	}	2338	}
1853		2339
1854	=item $player_object->may ("access")	2340	=item $player_object->may ("access")
1855		2341
1856	Returns wether the given player is authorized to access resource "access"	2342	Returns wether the given player is authorized to access resource "access"
…		…
1935	# use -1 or undef as default coordinates, not 0, 0	2421	# use -1 or undef as default coordinates, not 0, 0
1936	($x, $y) = ($map->enter_x, $map->enter_y)	2422	($x, $y) = ($map->enter_x, $map->enter_y)
1937	if $x <=0 && $y <= 0;	2423	if $x <=0 && $y <= 0;
1938		2424
1939	$map->load;	2425	$map->load;
1940	$map->load_diag;	2426	$map->load_neighbours;
1941		2427
1942	return unless $self->contr->active;	2428	return unless $self->contr->active;
1943	$self->activate_recursive;	2429	$self->activate_recursive;
1944		2430
1945	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1946	$self->enter_map ($map, $x, $y);	2432	$self->enter_map ($map, $x, $y);
1947	}	2433	}
1948		2434
1949	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2435	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1950		2436
1951	Moves the player to the given map-path and coordinates by first freezing	2437	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	2438	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	2439	that has to return the map if sucecssful, and then unfreezes the player on
1954	the new (success) or old (failed) map position.	2440	the new (success) or old (failed) map position. In either case, $done will
		2441	be called at the end of this process.
1955		2442
1956	=cut	2443	=cut
1957		2444
1958	our $GOTOGEN;	2445	our $GOTOGEN;
1959		2446
1960	sub cf::object::player::goto {	2447	sub cf::object::player::goto {
1961	my ($self, $path, $x, $y, $check) = @_;	2448	my ($self, $path, $x, $y, $check, $done) = @_;
1962		2449
1963	# do generation counting so two concurrent goto's will be executed in-order	2450	# do generation counting so two concurrent goto's will be executed in-order
1964	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1965		2452
1966	$self->enter_link;	2453	$self->enter_link;
1967		2454
1968	(async {	2455	(async {
		2456	# *tag paths override both path and x|y
		2457	if ($path =~ /^\*(.*)$/) {
		2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2459	my $ob = $obs[rand @obs];
		2460
		2461	# see if we actually can go there
		2462	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2463	$ob = $obs[rand @obs];
		2464	} else {
		2465	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2466	}
		2467	# else put us there anyways for now #d#
		2468
		2469	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2470	} else {
		2471	($path, $x, $y) = (undef, undef, undef);
		2472	}
		2473	}
		2474
1969	my $map = eval {	2475	my $map = eval {
1970	my $map = cf::map::find $path;	2476	my $map = defined $path ? cf::map::find $path : undef;
1971		2477
1972	if ($map) {	2478	if ($map) {
1973	$map = $map->customise_for ($self);	2479	$map = $map->customise_for ($self);
1974	$map = $check->($map) if $check && $map;	2480	$map = $check->($map) if $check && $map;
1975	} else {	2481	} else {
1976	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2482	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
1977	}	2483	}
1978		2484
1979	$map	2485	$map
1980	};	2486	};
1981		2487
…		…
1986		2492
1987	if ($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#
2845	my $avg = 10;
2846	$TICK_WATCHER = Event->timer (	3462	$TICK_WATCHER = Event->timer (
2847	reentrant => 0,	3463	reentrant => 0,
2848	parked => 1,	3464	parked => 1,
2849	prio => 0,	3465	prio => 0,
2850	at => $NEXT_TICK || $TICK,	3466	at => $NEXT_TICK || $TICK,
…		…
2858		3474
2859	$NOW = $tick_start = Event::time;	3475	$NOW = $tick_start = Event::time;
2860		3476
2861	cf::server_tick; # one server iteration	3477	cf::server_tick; # one server iteration
2862		3478
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
2886	$RUNTIME += $TICK;	3479	$RUNTIME += $TICK;
2887	$NEXT_TICK += $TICK;	3480	$NEXT_TICK += $TICK;
2888		3481
2889	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2890	$NEXT_RUNTIME_WRITE = $NOW + 10;	3483	$NEXT_RUNTIME_WRITE = $NOW + 10;
…		…
2892	write_runtime	3485	write_runtime
2893	or warn "ERROR: unable to write runtime file: $!";	3486	or warn "ERROR: unable to write runtime file: $!";
2894	};	3487	};
2895	}	3488	}
2896		3489
2897	# my $AFTER = Event::time;
2898	# warn $AFTER - $NOW;#d#
2899
2900	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2901	$sig->send;	3491	$sig->send;
2902	}	3492	}
2903	while (my $sig = shift @WAIT_FOR_TICK) {	3493	while (my $sig = shift @WAIT_FOR_TICK) {
2904	$sig->send;	3494	$sig->send;
…		…
2914		3504
2915	$LOAD = ($NOW - $tick_start) / $TICK;	3505	$LOAD = ($NOW - $tick_start) / $TICK;
2916	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2917		3507
2918	_post_tick;	3508	_post_tick;
2919
2920
2921	},	3509	},
2922	);	3510	);
2923		3511
2924	{	3512	{
		3513	BDB::min_parallel 8;
2925	BDB::max_poll_time $TICK * 0.1;	3514	BDB::max_poll_time $TICK * 0.1;
2926	$BDB_POLL_WATCHER = Event->io (	3515	$BDB_POLL_WATCHER = Event->io (
2927	reentrant => 0,	3516	reentrant => 0,
2928	fd => BDB::poll_fileno,	3517	fd => BDB::poll_fileno,
2929	poll => 'r',	3518	poll => 'r',
2930	prio => 0,	3519	prio => 0,
2931	data => WF_AUTOCANCEL,	3520	data => WF_AUTOCANCEL,
2932	cb => \&BDB::poll_cb,	3521	cb => \&BDB::poll_cb,
2933	);	3522	);
2934	BDB::min_parallel 8;
2935		3523
2936	BDB::set_sync_prepare {	3524	BDB::set_sync_prepare {
2937	my $status;	3525	my $status;
2938	my $current = $Coro::current;	3526	my $current = $Coro::current;
2939	(	3527	(
…		…
2948	)	3536	)
2949	};	3537	};
2950		3538
2951	unless ($DB_ENV) {	3539	unless ($DB_ENV) {
2952	$DB_ENV = BDB::db_env_create;	3540	$DB_ENV = BDB::db_env_create;
		3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3542	| BDB::LOG_AUTOREMOVE, 1);
		3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
2953		3545
2954	cf::sync_job {	3546	cf::sync_job {
2955	eval {	3547	eval {
2956	BDB::db_env_open	3548	BDB::db_env_open
2957	$DB_ENV,	3549	$DB_ENV,
…		…
2959	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3551	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2960	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3552	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2961	0666;	3553	0666;
2962		3554
2963	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3555	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2964
2965	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2966	$DB_ENV->set_lk_detect;
2967	};	3556	};
2968		3557
2969	cf::cleanup "db_env_open(db): $@" if $@;	3558	cf::cleanup "db_env_open(db): $@" if $@;
2970	};	3559	};
2971	}	3560	}
		3561
		3562	$BDB_DEADLOCK_WATCHER = Event->timer (
		3563	after => 3,
		3564	interval => 1,
		3565	hard => 1,
		3566	prio => 0,
		3567	data => WF_AUTOCANCEL,
		3568	cb => sub {
		3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3570	},
		3571	);
		3572	$BDB_CHECKPOINT_WATCHER = Event->timer (
		3573	after => 11,
		3574	interval => 60,
		3575	hard => 1,
		3576	prio => 0,
		3577	data => WF_AUTOCANCEL,
		3578	cb => sub {
		3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3580	},
		3581	);
		3582	$BDB_TRICKLE_WATCHER = Event->timer (
		3583	after => 5,
		3584	interval => 10,
		3585	hard => 1,
		3586	prio => 0,
		3587	data => WF_AUTOCANCEL,
		3588	cb => sub {
		3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3590	},
		3591	);
2972	}	3592	}
2973		3593
2974	{	3594	{
2975	IO::AIO::min_parallel 8;	3595	IO::AIO::min_parallel 8;
2976		3596

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