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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 1.371 by root, Thu Sep 13 16:16:01 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
…		…
815	);	1026	);
816		1027
817	sub object_freezer_save {	1028	sub object_freezer_save {
818	my ($filename, $rdata, $objs) = @_;	1029	my ($filename, $rdata, $objs) = @_;
819		1030
		1031	my $guard = cf::lock_acquire "io";
		1032
820	sync_job {	1033	sync_job {
821	if (length $$rdata) {	1034	if (length $$rdata) {
		1035	utf8::decode (my $decname = $filename);
822	warn sprintf "saving %s (%d,%d)\n",	1036	warn sprintf "saving %s (%d,%d)\n",
823	$filename, length $$rdata, scalar @$objs;	1037	$decname, length $$rdata, scalar @$objs;
824		1038
825	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
826	chmod SAVE_MODE, $fh;	1040	chmod SAVE_MODE, $fh;
827	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
828	aio_fsync $fh if $cf::USE_FSYNC;	1042	aio_fsync $fh if $cf::USE_FSYNC;
…		…
847	}	1061	}
848	} else {	1062	} else {
849	aio_unlink $filename;	1063	aio_unlink $filename;
850	aio_unlink "$filename.pst";	1064	aio_unlink "$filename.pst";
851	}	1065	}
852	}	1066	};
		1067
		1068	undef $guard;
853	}	1069	}
854		1070
855	sub object_freezer_as_string {	1071	sub object_freezer_as_string {
856	my ($rdata, $objs) = @_;	1072	my ($rdata, $objs) = @_;
857		1073
…		…
862		1078
863	sub object_thawer_load {	1079	sub object_thawer_load {
864	my ($filename) = @_;	1080	my ($filename) = @_;
865		1081
866	my ($data, $av);	1082	my ($data, $av);
		1083
		1084	my $guard = cf::lock_acquire "io";
867		1085
868	(aio_load $filename, $data) >= 0	1086	(aio_load $filename, $data) >= 0
869	or return;	1087	or return;
870		1088
871	unless (aio_stat "$filename.pst") {	1089	unless (aio_stat "$filename.pst") {
872	(aio_load "$filename.pst", $av) >= 0	1090	(aio_load "$filename.pst", $av) >= 0
873	or return;	1091	or return;
		1092
		1093	undef $guard;
874	$av = eval { (Storable::thaw $av)->{objs} };	1094	$av = eval { (Storable::thaw $av)->{objs} };
875	}	1095	}
876		1096
		1097	utf8::decode (my $decname = $filename);
877	warn sprintf "loading %s (%d)\n",	1098	warn sprintf "loading %s (%d,%d)\n",
878	$filename, length $data, scalar @{$av || []};#d#	1099	$decname, length $data, scalar @{$av || []};
		1100
879	return ($data, $av);	1101	($data, $av)
880	}	1102	}
		1103
		1104	=head2 COMMAND CALLBACKS
		1105
		1106	=over 4
		1107
		1108	=cut
881		1109
882	#############################################################################	1110	#############################################################################
883	# command handling &c	1111	# command handling &c
884		1112
885	=item cf::register_command $name => \&callback($ob,$args);	1113	=item cf::register_command $name => \&callback($ob,$args);
…		…
898	push @{ $COMMAND{$name} }, [$caller, $cb];	1126	push @{ $COMMAND{$name} }, [$caller, $cb];
899	}	1127	}
900		1128
901	=item cf::register_extcmd $name => \&callback($pl,$packet);	1129	=item cf::register_extcmd $name => \&callback($pl,$packet);
902		1130
903	Register a callbackf ro execution when the client sends an extcmd packet.	1131	Register a callback for execution when the client sends an (synchronous)
		1132	extcmd packet. Ext commands will be processed in the order they are
		1133	received by the server, like other user commands. The first argument is
		1134	the logged-in player. Ext commands can only be processed after a player
		1135	has logged in successfully.
904		1136
905	If the callback returns something, it is sent back as if reply was being	1137	If the callback returns something, it is sent back as if reply was being
906	called.	1138	called.
907		1139
		1140	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1141
		1142	Register a callback for execution when the client sends an (asynchronous)
		1143	exticmd packet. Exti commands are processed by the server as soon as they
		1144	are received, i.e. out of order w.r.t. other commands. The first argument
		1145	is a client socket. Exti commands can be received anytime, even before
		1146	log-in.
		1147
		1148	If the callback returns something, it is sent back as if reply was being
		1149	called.
		1150
908	=cut	1151	=cut
909		1152
910	sub register_extcmd {	1153	sub register_extcmd {
911	my ($name, $cb) = @_;	1154	my ($name, $cb) = @_;
912		1155
913	$EXTCMD{$name} = $cb;	1156	$EXTCMD{$name} = $cb;
		1157	}
		1158
		1159	sub register_exticmd {
		1160	my ($name, $cb) = @_;
		1161
		1162	$EXTICMD{$name} = $cb;
914	}	1163	}
915		1164
916	cf::player->attach (	1165	cf::player->attach (
917	on_command => sub {	1166	on_command => sub {
918	my ($pl, $name, $params) = @_;	1167	my ($pl, $name, $params) = @_;
…		…
927	cf::override;	1176	cf::override;
928	},	1177	},
929	on_extcmd => sub {	1178	on_extcmd => sub {
930	my ($pl, $buf) = @_;	1179	my ($pl, $buf) = @_;
931		1180
932	my $msg = eval { from_json $buf };	1181	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
933		1182
934	if (ref $msg) {	1183	if (ref $msg) {
		1184	my ($type, $reply, @payload) =
		1185	"ARRAY" eq ref $msg
		1186	? @$msg
		1187	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1188
		1189	my @reply;
		1190
935	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1191	if (my $cb = $EXTCMD{$type}) {
936	if (my %reply = $cb->($pl, $msg)) {	1192	@reply = $cb->($pl, @payload);
937	$pl->ext_reply ($msg->{msgid}, %reply);
938	}
939	}	1193	}
		1194
		1195	$pl->ext_reply ($reply, @reply)
		1196	if $reply;
		1197
940	} else {	1198	} else {
941	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
942	}	1200	}
943		1201
944	cf::override;	1202	cf::override;
945	},	1203	},
946	);	1204	);
947		1205
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 {	1206	sub load_extensions {
		1207	cf::sync_job {
		1208	my %todo;
		1209
983	for my $ext (<$LIBDIR/*.ext>) {	1210	for my $path (<$LIBDIR/*.ext>) {
984	next unless -r $ext;	1211	next unless -r $path;
985	eval {	1212
986	load_extension $ext;	1213	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
		1214	my $base = $1;
		1215	my $pkg = $1;
		1216	$pkg =~ s/[^[:word:]]/_/g;
		1217	$pkg = "ext::$pkg";
		1218
		1219	open my $fh, "<:utf8", $path
		1220	or die "$path: $!";
		1221
		1222	my $source = do { local $/; <$fh> };
		1223
		1224	my %ext = (
		1225	path => $path,
		1226	base => $base,
		1227	pkg => $pkg,
		1228	);
		1229
		1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
		1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
		1232
		1233	$ext{source} =
		1234	"package $pkg; use strict; use utf8;\n"
		1235	. "#line 1 \"$path\"\n{\n"
		1236	. $source
		1237	. "\n};\n1";
		1238
		1239	$todo{$base} = \%ext;
		1240	}
		1241
		1242	my %done;
		1243	while (%todo) {
		1244	my $progress;
		1245
		1246	while (my ($k, $v) = each %todo) {
		1247	for (split /,\s*/, $v->{meta}{depends}) {
		1248	goto skip
		1249	unless exists $done{$_};
		1250	}
		1251
		1252	warn "... loading '$k' into '$v->{pkg}'\n";
		1253
		1254	unless (eval $v->{source}) {
		1255	my $msg = $@ ? "$v->{path}: $@\n"
		1256	: "$v->{base}: extension inactive.\n";
		1257
		1258	if (exists $v->{meta}{mandatory}) {
		1259	warn $msg;
		1260	warn "mandatory extension failed to load, exiting.\n";
		1261	exit 1;
		1262	}
		1263
		1264	warn $msg;
		1265	}
		1266
		1267	$done{$k} = delete $todo{$k};
		1268	push @EXTS, $v->{pkg};
		1269	$progress = 1;
987	1	1270	}
988	} or warn "$ext not loaded: $@";	1271
		1272	skip:
		1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1274	unless $progress;
		1275	}
989	}	1276	};
990	}	1277	}
991		1278
992	#############################################################################	1279	#############################################################################
993		1280
		1281	=back
		1282
994	=head2 CORE EXTENSIONS	1283	=head2 CORE EXTENSIONS
995		1284
996	Functions and methods that extend core crossfire objects.	1285	Functions and methods that extend core crossfire objects.
997		1286
998	=cut	1287	=cut
…		…
1002	use Coro::AIO;	1291	use Coro::AIO;
1003		1292
1004	=head3 cf::player	1293	=head3 cf::player
1005		1294
1006	=over 4	1295	=over 4
		1296
		1297	=item cf::player::num_playing
		1298
		1299	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1300
		1301	=cut
		1302
		1303	sub num_playing {
		1304	scalar grep
		1305	$_->ob->map
		1306	&& !$_->hidden
		1307	&& !$_->ob->flag (cf::FLAG_WIZ),
		1308	cf::player::list
		1309	}
1007		1310
1008	=item cf::player::find $login	1311	=item cf::player::find $login
1009		1312
1010	Returns the given player object, loading it if necessary (might block).	1313	Returns the given player object, loading it if necessary (might block).
1011		1314
…		…
1047	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1350	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1048	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1351	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1049	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1352	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1050	aio_unlink +(playerdir $login) . "/$login.pl";	1353	aio_unlink +(playerdir $login) . "/$login.pl";
1051		1354
1052	my $pl = load_pl path $login	1355	my $f = new_from_file cf::object::thawer path $login
1053	or return;	1356	or return;
		1357
		1358	$f->next;
		1359	my $pl = cf::player::load_pl $f
		1360	or return;
		1361	local $cf::PLAYER_LOADING{$login} = $pl;
		1362	$f->resolve_delayed_derefs;
1054	$cf::PLAYER{$login} = $pl	1363	$cf::PLAYER{$login} = $pl
1055	}	1364	}
1056	}	1365	}
1057	}	1366	}
1058		1367
…		…
1068		1377
1069	aio_mkdir playerdir $pl, 0770;	1378	aio_mkdir playerdir $pl, 0770;
1070	$pl->{last_save} = $cf::RUNTIME;	1379	$pl->{last_save} = $cf::RUNTIME;
1071		1380
1072	$pl->save_pl ($path);	1381	$pl->save_pl ($path);
1073	Coro::cede;	1382	cf::cede_to_tick;
1074	}	1383	}
1075		1384
1076	sub new($) {	1385	sub new($) {
1077	my ($login) = @_;	1386	my ($login) = @_;
1078		1387
…		…
1082	$self->{deny_save} = 1;	1391	$self->{deny_save} = 1;
1083		1392
1084	$cf::PLAYER{$login} = $self;	1393	$cf::PLAYER{$login} = $self;
1085		1394
1086	$self	1395	$self
		1396	}
		1397
		1398	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1399
		1400	=cut
		1401
		1402	sub send_msg {
		1403	my $ns = shift->ns
		1404	or return;
		1405	$ns->send_msg (@_);
1087	}	1406	}
1088		1407
1089	=item $pl->quit_character	1408	=item $pl->quit_character
1090		1409
1091	Nukes the player without looking back. If logged in, the connection will	1410	Nukes the player without looking back. If logged in, the connection will
…		…
1146	or return [];	1465	or return [];
1147		1466
1148	my @logins;	1467	my @logins;
1149		1468
1150	for my $login (@$dirs) {	1469	for my $login (@$dirs) {
		1470	my $path = path $login;
		1471
		1472	# a .pst is a dead give-away for a valid player
		1473	unless (-e "$path.pst") {
1151	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1474	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1152	aio_read $fh, 0, 512, my $buf, 0 or next;	1475	aio_read $fh, 0, 512, my $buf, 0 or next;
1153	$buf !~ /^password -------------$/m or next; # official not-valid tag	1476	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1477	}
1154		1478
1155	utf8::decode $login;	1479	utf8::decode $login;
1156	push @logins, $login;	1480	push @logins, $login;
1157	}	1481	}
1158		1482
…		…
1185	}	1509	}
1186		1510
1187	\@paths	1511	\@paths
1188	}	1512	}
1189		1513
		1514	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1515
		1516	Expand crossfire pod fragments into protocol xml.
		1517
		1518	=cut
		1519
		1520	sub expand_cfpod {
		1521	((my $self), (local $_)) = @_;
		1522
		1523	# escape & and <
		1524	s/&/&amp;/g;
		1525	s/(?<![BIUGHT])</&lt;/g;
		1526
		1527	# this is buggy, it needs to properly take care of nested <'s
		1528
		1529	1 while
		1530	# replace B<>, I<>, U<> etc.
		1531	s/B<([^\>]*)>/<b>$1<\/b>/
		1532	|| s/I<([^\>]*)>/<i>$1<\/i>/
		1533	|| s/U<([^\>]*)>/<u>$1<\/u>/
		1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
		1535	# replace G<male|female> tags
		1536	|| s{G<([^>|]*)\|([^>]*)>}{
		1537	$self->gender ? $2 : $1
		1538	}ge
		1539	# replace H<hint text>
		1540	|| s{H<([^\>]*)>}
		1541	{
		1542	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
		1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1544	"")
		1545	[$self->{hintmode}]
		1546	}ge;
		1547
		1548	# create single paragraphs (very hackish)
		1549	s/(?<=\S)\n(?=\w)/ /g;
		1550
		1551	# compress some whitespace
		1552	s/\s+\n/\n/g; # ws line-ends
		1553	s/\n\n+/\n/g; # double lines
		1554	s/^\n+//; # beginning lines
		1555	s/\n+$//; # ending lines
		1556
		1557	$_
		1558	}
		1559
		1560	sub hintmode {
		1561	$_[0]{hintmode} = $_[1] if @_ > 1;
		1562	$_[0]{hintmode}
		1563	}
		1564
1190	=item $player->ext_reply ($msgid, %msg)	1565	=item $player->ext_reply ($msgid, @msg)
1191		1566
1192	Sends an ext reply to the player.	1567	Sends an ext reply to the player.
1193		1568
1194	=cut	1569	=cut
1195		1570
1196	sub ext_reply($$%) {	1571	sub ext_reply($$@) {
1197	my ($self, $id, %msg) = @_;	1572	my ($self, $id, @msg) = @_;
1198		1573
1199	$msg{msgid} = $id;	1574	$self->ns->ext_reply ($id, @msg)
1200
1201	$self->send ("ext " . cf::to_json \%msg);
1202	}	1575	}
1203		1576
1204	=item $player->ext_event ($type, %msg)	1577	=item $player->ext_msg ($type, @msg)
1205		1578
1206	Sends an ext event to the client.	1579	Sends an ext event to the client.
1207		1580
1208	=cut	1581	=cut
1209		1582
1210	sub ext_event($$%) {	1583	sub ext_msg($$@) {
1211	my ($self, $type, %msg) = @_;	1584	my ($self, $type, @msg) = @_;
1212		1585
1213	$self->ns->ext_event ($type, %msg);	1586	$self->ns->ext_msg ($type, @msg);
1214	}	1587	}
1215		1588
1216	=head3 cf::region	1589	=head3 cf::region
1217		1590
1218	=over 4	1591	=over 4
…		…
1221		1594
1222	package cf::region;	1595	package cf::region;
1223		1596
1224	=item cf::region::find_by_path $path	1597	=item cf::region::find_by_path $path
1225		1598
1226	Tries to decuce the probable region for a map knowing only its path.	1599	Tries to decuce the likely region for a map knowing only its path.
1227		1600
1228	=cut	1601	=cut
1229		1602
1230	sub find_by_path($) {	1603	sub find_by_path($) {
1231	my ($path) = @_;	1604	my ($path) = @_;
1232		1605
1233	my ($match, $specificity);	1606	my ($match, $specificity);
1234		1607
1235	for my $region (list) {	1608	for my $region (list) {
1236	if ($region->match && $path =~ $region->match) {	1609	if ($region->{match} && $path =~ $region->{match}) {
1237	($match, $specificity) = ($region, $region->specificity)	1610	($match, $specificity) = ($region, $region->specificity)
1238	if $region->specificity > $specificity;	1611	if $region->specificity > $specificity;
1239	}	1612	}
1240	}	1613	}
1241		1614
…		…
1305	my ($self, $merge) = @_;	1678	my ($self, $merge) = @_;
1306		1679
1307	# we have to keep some variables in memory intact	1680	# we have to keep some variables in memory intact
1308	local $self->{path};	1681	local $self->{path};
1309	local $self->{load_path};	1682	local $self->{load_path};
1310	local $self->{deny_save};
1311	local $self->{deny_reset};
1312		1683
1313	$self->SUPER::thawer_merge ($merge);	1684	$self->SUPER::thawer_merge ($merge);
1314	}	1685	}
1315		1686
1316	sub normalise {	1687	sub normalise {
…		…
1363	$self->init; # pass $1 etc.	1734	$self->init; # pass $1 etc.
1364	return $self;	1735	return $self;
1365	}	1736	}
1366	}	1737	}
1367		1738
1368	Carp::carp "unable to resolve path '$path' (base '$base').";	1739	Carp::cluck "unable to resolve path '$path' (base '$base').";
1369	()	1740	()
1370	}	1741	}
1371		1742
1372	sub init {	1743	sub init {
1373	my ($self) = @_;	1744	my ($self) = @_;
…		…
1416		1787
1417	$_->change_map_light ($change)	1788	$_->change_map_light ($change)
1418	for grep $_->outdoor, values %cf::MAP;	1789	for grep $_->outdoor, values %cf::MAP;
1419	}	1790	}
1420		1791
		1792	sub decay_objects {
		1793	my ($self) = @_;
		1794
		1795	return if $self->{deny_reset};
		1796
		1797	$self->do_decay_objects;
		1798	}
		1799
1421	sub unlink_save {	1800	sub unlink_save {
1422	my ($self) = @_;	1801	my ($self) = @_;
1423		1802
1424	utf8::encode (my $save = $self->save_path);	1803	utf8::encode (my $save = $self->save_path);
1425	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;	1804	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
…		…
1428		1807
1429	sub load_header_from($) {	1808	sub load_header_from($) {
1430	my ($self, $path) = @_;	1809	my ($self, $path) = @_;
1431		1810
1432	utf8::encode $path;	1811	utf8::encode $path;
1433	#aio_open $path, O_RDONLY, 0	1812	my $f = new_from_file cf::object::thawer $path
1434	# or return;
1435
1436	$self->_load_header ($path)
1437	or return;	1813	or return;
		1814
		1815	$self->_load_header ($f)
		1816	or return;
		1817
		1818	local $MAP_LOADING{$self->{path}} = $self;
		1819	$f->resolve_delayed_derefs;
1438		1820
1439	$self->{load_path} = $path;	1821	$self->{load_path} = $path;
1440		1822
1441	1	1823	1
1442	}	1824	}
…		…
1481	$self->load_header_orig	1863	$self->load_header_orig
1482	or return;	1864	or return;
1483	$self->prepare_orig;	1865	$self->prepare_orig;
1484	}	1866	}
1485		1867
		1868	$self->{deny_reset} = 1
		1869	if $self->no_reset;
		1870
1486	$self->default_region (cf::region::find_by_path $self->{path})	1871	$self->default_region (cf::region::find_by_path $self->{path})
1487	unless $self->default_region;	1872	unless $self->default_region;
1488		1873
1489	1	1874	1
1490	}	1875	}
…		…
1493	sub find {	1878	sub find {
1494	my ($path, $origin) = @_;	1879	my ($path, $origin) = @_;
1495		1880
1496	$path = normalise $path, $origin && $origin->path;	1881	$path = normalise $path, $origin && $origin->path;
1497		1882
		1883	cf::lock_wait "map_data:$path";#d#remove
1498	cf::lock_wait "map_find:$path";	1884	cf::lock_wait "map_find:$path";
1499		1885
1500	$cf::MAP{$path} || do {	1886	$cf::MAP{$path} || do {
1501	my $guard = cf::lock_acquire "map_find:$path";	1887	my $guard1 = cf::lock_acquire "map_find:$path";
		1888	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1889
1502	my $map = new_from_path cf::map $path	1890	my $map = new_from_path cf::map $path
1503	or return;	1891	or return;
1504		1892
1505	$map->{last_save} = $cf::RUNTIME;	1893	$map->{last_save} = $cf::RUNTIME;
1506		1894
1507	$map->load_header	1895	$map->load_header
1508	or return;	1896	or return;
1509		1897
1510	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)	1898	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1511	# doing this can freeze the server in a sync job, obviously	1899	# doing this can freeze the server in a sync job, obviously
1512	#$cf::WAIT_FOR_TICK->wait;	1900	#$cf::WAIT_FOR_TICK->wait;
		1901	undef $guard1;
		1902	undef $guard2;
1513	$map->reset;	1903	$map->reset;
1514	undef $guard;
1515	return find $path;	1904	return find $path;
1516	}	1905	}
1517		1906
1518	$cf::MAP{$path} = $map	1907	$cf::MAP{$path} = $map
1519	}	1908	}
…		…
1528	local $self->{deny_reset} = 1; # loading can take a long time	1917	local $self->{deny_reset} = 1; # loading can take a long time
1529		1918
1530	my $path = $self->{path};	1919	my $path = $self->{path};
1531		1920
1532	{	1921	{
1533	my $guard = cf::lock_acquire "map_load:$path";	1922	my $guard = cf::lock_acquire "map_data:$path";
1534		1923
		1924	return unless $self->valid;
1535	return if $self->in_memory != cf::MAP_SWAPPED;	1925	return unless $self->in_memory == cf::MAP_SWAPPED;
1536		1926
1537	$self->in_memory (cf::MAP_LOADING);	1927	$self->in_memory (cf::MAP_LOADING);
1538		1928
1539	$self->alloc;	1929	$self->alloc;
1540		1930
1541	$self->pre_load;	1931	$self->pre_load;
1542	Coro::cede;	1932	cf::cede_to_tick;
1543		1933
		1934	my $f = new_from_file cf::object::thawer $self->{load_path};
		1935	$f->skip_block;
1544	$self->_load_objects ($self->{load_path}, 1)	1936	$self->_load_objects ($f)
1545	or return;	1937	or return;
1546		1938
1547	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1939	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1548	if delete $self->{load_original};	1940	if delete $self->{load_original};
1549		1941
1550	if (my $uniq = $self->uniq_path) {	1942	if (my $uniq = $self->uniq_path) {
1551	utf8::encode $uniq;	1943	utf8::encode $uniq;
1552	if (aio_open $uniq, O_RDONLY, 0) {	1944	unless (aio_stat $uniq) {
		1945	if (my $f = new_from_file cf::object::thawer $uniq) {
1553	$self->clear_unique_items;	1946	$self->clear_unique_items;
1554	$self->_load_objects ($uniq, 0);	1947	$self->_load_objects ($f);
		1948	$f->resolve_delayed_derefs;
		1949	}
1555	}	1950	}
1556	}	1951	}
1557		1952
1558	Coro::cede;	1953	$f->resolve_delayed_derefs;
		1954
		1955	cf::cede_to_tick;
1559	# now do the right thing for maps	1956	# now do the right thing for maps
1560	$self->link_multipart_objects;	1957	$self->link_multipart_objects;
1561	$self->difficulty ($self->estimate_difficulty)	1958	$self->difficulty ($self->estimate_difficulty)
1562	unless $self->difficulty;	1959	unless $self->difficulty;
1563	Coro::cede;	1960	cf::cede_to_tick;
1564		1961
1565	unless ($self->{deny_activate}) {	1962	unless ($self->{deny_activate}) {
1566	$self->decay_objects;	1963	$self->decay_objects;
1567	$self->fix_auto_apply;	1964	$self->fix_auto_apply;
1568	$self->update_buttons;	1965	$self->update_buttons;
1569	Coro::cede;	1966	cf::cede_to_tick;
1570	$self->set_darkness_map;	1967	$self->set_darkness_map;
1571	Coro::cede;	1968	cf::cede_to_tick;
1572	$self->activate;	1969	$self->activate;
1573	}	1970	}
		1971
		1972	$self->{last_save} = $cf::RUNTIME;
		1973	$self->last_access ($cf::RUNTIME);
1574		1974
1575	$self->in_memory (cf::MAP_IN_MEMORY);	1975	$self->in_memory (cf::MAP_IN_MEMORY);
1576	}	1976	}
1577		1977
1578	$self->post_load;	1978	$self->post_load;
…		…
1582	my ($self, $ob) = @_;	1982	my ($self, $ob) = @_;
1583		1983
1584	return find "~" . $ob->name . "/" . $self->{path}	1984	return find "~" . $ob->name . "/" . $self->{path}
1585	if $self->per_player;	1985	if $self->per_player;
1586		1986
		1987	# return find "?party/" . $ob->name . "/" . $self->{path}
		1988	# if $self->per_party;
		1989
1587	$self	1990	$self
1588	}	1991	}
1589		1992
1590	# find and load all maps in the 3x3 area around a map	1993	# find and load all maps in the 3x3 area around a map
1591	sub load_diag {	1994	sub load_neighbours {
1592	my ($map) = @_;	1995	my ($map) = @_;
1593		1996
1594	my @diag; # diagonal neighbours	1997	my @neigh; # diagonal neighbours
1595		1998
1596	for (0 .. 3) {	1999	for (0 .. 3) {
1597	my $neigh = $map->tile_path ($_)	2000	my $neigh = $map->tile_path ($_)
1598	or next;	2001	or next;
1599	$neigh = find $neigh, $map	2002	$neigh = find $neigh, $map
1600	or next;	2003	or next;
1601	$neigh->load;	2004	$neigh->load;
1602		2005
		2006	push @neigh,
1603	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2007	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1604	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2008	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1605	}	2009	}
1606		2010
1607	for (@diag) {	2011	for (grep defined $_->[0], @neigh) {
		2012	my ($path, $origin) = @$_;
1608	my $neigh = find @$_	2013	my $neigh = find $path, $origin
1609	or next;	2014	or next;
1610	$neigh->load;	2015	$neigh->load;
1611	}	2016	}
1612	}	2017	}
1613		2018
…		…
1618	}	2023	}
1619		2024
1620	sub do_load_sync {	2025	sub do_load_sync {
1621	my ($map) = @_;	2026	my ($map) = @_;
1622		2027
		2028	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2029	if $Coro::current == $Coro::main;
		2030
1623	cf::sync_job { $map->load };	2031	cf::sync_job { $map->load };
1624	}	2032	}
1625		2033
1626	our %MAP_PREFETCH;	2034	our %MAP_PREFETCH;
1627	our $MAP_PREFETCHER = undef;	2035	our $MAP_PREFETCHER = undef;
1628		2036
1629	sub find_async {	2037	sub find_async {
1630	my ($path, $origin) = @_;	2038	my ($path, $origin, $load) = @_;
1631		2039
1632	$path = normalise $path, $origin && $origin->{path};	2040	$path = normalise $path, $origin && $origin->{path};
1633		2041
1634	if (my $map = $cf::MAP{$path}) {	2042	if (my $map = $cf::MAP{$path}) {
1635	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1636	}	2044	}
1637		2045
1638	undef $MAP_PREFETCH{$path};	2046	$MAP_PREFETCH{$path} |= $load;
		2047
1639	$MAP_PREFETCHER ||= cf::async {	2048	$MAP_PREFETCHER ||= cf::async {
1640	while (%MAP_PREFETCH) {	2049	while (%MAP_PREFETCH) {
1641	for my $path (keys %MAP_PREFETCH) {	2050	while (my ($k, $v) = each %MAP_PREFETCH) {
1642	my $map = find $path	2051	if (my $map = find $k) {
1643	or next;
1644	$map->load;	2052	$map->load if $v;
		2053	}
1645		2054
1646	delete $MAP_PREFETCH{$path};	2055	delete $MAP_PREFETCH{$k};
1647	}	2056	}
1648	}	2057	}
1649	undef $MAP_PREFETCHER;	2058	undef $MAP_PREFETCHER;
1650	};	2059	};
1651	$MAP_PREFETCHER->prio (6);	2060	$MAP_PREFETCHER->prio (6);
…		…
1654	}	2063	}
1655		2064
1656	sub save {	2065	sub save {
1657	my ($self) = @_;	2066	my ($self) = @_;
1658		2067
1659	my $lock = cf::lock_acquire "map_data:" . $self->path;	2068	my $lock = cf::lock_acquire "map_data:$self->{path}";
1660		2069
1661	$self->{last_save} = $cf::RUNTIME;	2070	$self->{last_save} = $cf::RUNTIME;
1662		2071
1663	return unless $self->dirty;	2072	return unless $self->dirty;
1664		2073
…		…
1687	my ($self) = @_;	2096	my ($self) = @_;
1688		2097
1689	# save first because save cedes	2098	# save first because save cedes
1690	$self->save;	2099	$self->save;
1691		2100
1692	my $lock = cf::lock_acquire "map_data:" . $self->path;	2101	my $lock = cf::lock_acquire "map_data:$self->{path}";
1693		2102
1694	return if $self->players;	2103	return if $self->players;
1695	return if $self->in_memory != cf::MAP_IN_MEMORY;	2104	return if $self->in_memory != cf::MAP_IN_MEMORY;
1696	return if $self->{deny_save};	2105	return if $self->{deny_save};
1697		2106
		2107	$self->in_memory (cf::MAP_SWAPPED);
		2108
		2109	$self->deactivate;
		2110	$_->clear_links_to ($self) for values %cf::MAP;
1698	$self->clear;	2111	$self->clear;
1699	$self->in_memory (cf::MAP_SWAPPED);
1700	}	2112	}
1701		2113
1702	sub reset_at {	2114	sub reset_at {
1703	my ($self) = @_;	2115	my ($self) = @_;
1704		2116
1705	# TODO: safety, remove and allow resettable per-player maps	2117	# 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};	2118	return 1e99 if $self->{deny_reset};
1708		2119
1709	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	2120	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1710	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	2121	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1711		2122
…		…
1722	my ($self) = @_;	2133	my ($self) = @_;
1723		2134
1724	my $lock = cf::lock_acquire "map_data:$self->{path}";	2135	my $lock = cf::lock_acquire "map_data:$self->{path}";
1725		2136
1726	return if $self->players;	2137	return if $self->players;
1727	return if $self->isa ("ext::map_per_player");#d#
1728		2138
1729	warn "resetting map ", $self->path;#d#	2139	warn "resetting map ", $self->path;
1730		2140
1731	$self->in_memory (cf::MAP_SWAPPED);	2141	$self->in_memory (cf::MAP_SWAPPED);
1732		2142
1733	# need to save uniques path	2143	# need to save uniques path
1734	unless ($self->{deny_save}) {	2144	unless ($self->{deny_save}) {
…		…
1738	if $uniq;	2148	if $uniq;
1739	}	2149	}
1740		2150
1741	delete $cf::MAP{$self->path};	2151	delete $cf::MAP{$self->path};
1742		2152
		2153	$self->deactivate;
		2154	$_->clear_links_to ($self) for values %cf::MAP;
1743	$self->clear;	2155	$self->clear;
1744
1745	$_->clear_links_to ($self) for values %cf::MAP;
1746		2156
1747	$self->unlink_save;	2157	$self->unlink_save;
1748	$self->destroy;	2158	$self->destroy;
1749	}	2159	}
1750		2160
1751	my $nuke_counter = "aaaa";	2161	my $nuke_counter = "aaaa";
1752		2162
1753	sub nuke {	2163	sub nuke {
1754	my ($self) = @_;	2164	my ($self) = @_;
1755		2165
		2166	{
		2167	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2168
1756	delete $cf::MAP{$self->path};	2169	delete $cf::MAP{$self->path};
1757		2170
1758	$self->unlink_save;	2171	$self->unlink_save;
1759		2172
1760	bless $self, "cf::map";	2173	bless $self, "cf::map";
1761	delete $self->{deny_reset};	2174	delete $self->{deny_reset};
1762	$self->{deny_save} = 1;	2175	$self->{deny_save} = 1;
1763	$self->reset_timeout (1);	2176	$self->reset_timeout (1);
1764	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2177	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1765		2178
1766	$cf::MAP{$self->path} = $self;	2179	$cf::MAP{$self->path} = $self;
		2180	}
1767		2181
1768	$self->reset; # polite request, might not happen	2182	$self->reset; # polite request, might not happen
		2183	}
		2184
		2185	=item $maps = cf::map::tmp_maps
		2186
		2187	Returns an arrayref with all map paths of currently instantiated and saved
		2188	maps. May block.
		2189
		2190	=cut
		2191
		2192	sub tmp_maps() {
		2193	[
		2194	map {
		2195	utf8::decode $_;
		2196	/\.map$/
		2197	? normalise $_
		2198	: ()
		2199	} @{ aio_readdir $TMPDIR or [] }
		2200	]
		2201	}
		2202
		2203	=item $maps = cf::map::random_maps
		2204
		2205	Returns an arrayref with all map paths of currently instantiated and saved
		2206	random maps. May block.
		2207
		2208	=cut
		2209
		2210	sub random_maps() {
		2211	[
		2212	map {
		2213	utf8::decode $_;
		2214	/\.map$/
		2215	? normalise "?random/$_"
		2216	: ()
		2217	} @{ aio_readdir $RANDOMDIR or [] }
		2218	]
1769	}	2219	}
1770		2220
1771	=item cf::map::unique_maps	2221	=item cf::map::unique_maps
1772		2222
1773	Returns an arrayref of paths of all shared maps that have	2223	Returns an arrayref of paths of all shared maps that have
1774	instantiated unique items. May block.	2224	instantiated unique items. May block.
1775		2225
1776	=cut	2226	=cut
1777		2227
1778	sub unique_maps() {	2228	sub unique_maps() {
1779	my $files = aio_readdir $UNIQUEDIR	2229	[
1780	or return;	2230	map {
1781
1782	my @paths;
1783
1784	for (@$files) {
1785	utf8::decode $_;	2231	utf8::decode $_;
1786	next if /\.pst$/;	2232	/\.map$/
1787	next unless /^$PATH_SEP/o;	2233	? normalise $_
1788		2234	: ()
1789	push @paths, cf::map::normalise $_;	2235	} @{ aio_readdir $UNIQUEDIR or [] }
1790	}	2236	]
1791
1792	\@paths
1793	}	2237	}
1794		2238
1795	package cf;	2239	package cf;
1796		2240
1797	=back	2241	=back
…		…
1815	map { $_, inv_recursive_ $_->inv } @_	2259	map { $_, inv_recursive_ $_->inv } @_
1816	}	2260	}
1817		2261
1818	sub inv_recursive {	2262	sub inv_recursive {
1819	inv_recursive_ inv $_[0]	2263	inv_recursive_ inv $_[0]
		2264	}
		2265
		2266	=item $ref = $ob->ref
		2267
		2268	creates and returns a persistent reference to an objetc that can be stored as a string.
		2269
		2270	=item $ob = cf::object::deref ($refstring)
		2271
		2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2273	even if the object actually exists. May block.
		2274
		2275	=cut
		2276
		2277	sub deref {
		2278	my ($ref) = @_;
		2279
		2280	# temporary compatibility#TODO#remove
		2281	$ref =~ s{^<}{player/<};
		2282
		2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {
		2284	my ($uuid, $name) = ($1, $2);
		2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2286	or return;
		2287	$pl->ob->uuid eq $uuid
		2288	or return;
		2289
		2290	$pl->ob
		2291	} else {
		2292	warn "$ref: cannot resolve object reference\n";
		2293	undef
		2294	}
1820	}	2295	}
1821		2296
1822	package cf;	2297	package cf;
1823		2298
1824	=back	2299	=back
…		…
1843		2318
1844	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2319	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1845		2320
1846	if ($self->{record_replies}) {	2321	if ($self->{record_replies}) {
1847	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2322	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2323
1848	} else {	2324	} else {
		2325	my $pl = $self->contr;
		2326
		2327	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2328	my $dialog = $pl->{npc_dialog};
		2329	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2330
		2331	} else {
1849	$msg = $npc->name . " says: $msg" if $npc;	2332	$msg = $npc->name . " says: $msg" if $npc;
1850	$self->message ($msg, $flags);	2333	$self->message ($msg, $flags);
		2334	}
1851	}	2335	}
		2336	}
		2337
		2338	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2339
		2340	=cut
		2341
		2342	sub cf::object::send_msg {
		2343	my $pl = shift->contr
		2344	or return;
		2345	$pl->send_msg (@_);
1852	}	2346	}
1853		2347
1854	=item $player_object->may ("access")	2348	=item $player_object->may ("access")
1855		2349
1856	Returns wether the given player is authorized to access resource "access"	2350	Returns wether the given player is authorized to access resource "access"
…		…
1935	# use -1 or undef as default coordinates, not 0, 0	2429	# use -1 or undef as default coordinates, not 0, 0
1936	($x, $y) = ($map->enter_x, $map->enter_y)	2430	($x, $y) = ($map->enter_x, $map->enter_y)
1937	if $x <=0 && $y <= 0;	2431	if $x <=0 && $y <= 0;
1938		2432
1939	$map->load;	2433	$map->load;
1940	$map->load_diag;	2434	$map->load_neighbours;
1941		2435
1942	return unless $self->contr->active;	2436	return unless $self->contr->active;
1943	$self->activate_recursive;	2437	$self->activate_recursive;
1944		2438
1945	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2439	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1946	$self->enter_map ($map, $x, $y);	2440	$self->enter_map ($map, $x, $y);
1947	}	2441	}
1948		2442
1949	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2443	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1950		2444
1951	Moves the player to the given map-path and coordinates by first freezing	2445	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	2446	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	2447	that has to return the map if sucecssful, and then unfreezes the player on
1954	the new (success) or old (failed) map position.	2448	the new (success) or old (failed) map position. In either case, $done will
		2449	be called at the end of this process.
1955		2450
1956	=cut	2451	=cut
1957		2452
1958	our $GOTOGEN;	2453	our $GOTOGEN;
1959		2454
1960	sub cf::object::player::goto {	2455	sub cf::object::player::goto {
1961	my ($self, $path, $x, $y, $check) = @_;	2456	my ($self, $path, $x, $y, $check, $done) = @_;
1962		2457
1963	# do generation counting so two concurrent goto's will be executed in-order	2458	# do generation counting so two concurrent goto's will be executed in-order
1964	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1965		2460
1966	$self->enter_link;	2461	$self->enter_link;
1967		2462
1968	(async {	2463	(async {
		2464	# *tag paths override both path and x|y
		2465	if ($path =~ /^\*(.*)$/) {
		2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2467	my $ob = $obs[rand @obs];
		2468
		2469	# see if we actually can go there
		2470	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2471	$ob = $obs[rand @obs];
		2472	} else {
		2473	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2474	}
		2475	# else put us there anyways for now #d#
		2476
		2477	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2478	} else {
		2479	($path, $x, $y) = (undef, undef, undef);
		2480	}
		2481	}
		2482
1969	my $map = eval {	2483	my $map = eval {
1970	my $map = cf::map::find $path;	2484	my $map = defined $path ? cf::map::find $path : undef;
1971		2485
1972	if ($map) {	2486	if ($map) {
1973	$map = $map->customise_for ($self);	2487	$map = $map->customise_for ($self);
1974	$map = $check->($map) if $check && $map;	2488	$map = $check->($map) if $check && $map;
1975	} else {	2489	} else {
1976	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2490	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
1977	}	2491	}
1978		2492
1979	$map	2493	$map
1980	};	2494	};
1981		2495
…		…
1986		2500
1987	if ($gen == $self->{_goto_generation}) {	2501	if ($gen == $self->{_goto_generation}) {
1988	delete $self->{_goto_generation};	2502	delete $self->{_goto_generation};
1989	$self->leave_link ($map, $x, $y);	2503	$self->leave_link ($map, $x, $y);
1990	}	2504	}
		2505
		2506	$done->() if $done;
1991	})->prio (1);	2507	})->prio (1);
1992	}	2508	}
1993		2509
1994	=item $player_object->enter_exit ($exit_object)	2510	=item $player_object->enter_exit ($exit_object)
1995		2511
…		…
2064	my $hp = $exit->stats->hp;	2580	my $hp = $exit->stats->hp;
2065	my $sp = $exit->stats->sp;	2581	my $sp = $exit->stats->sp;
2066		2582
2067	$self->enter_link;	2583	$self->enter_link;
2068		2584
		2585	# if exit is damned, update players death & WoR home-position
		2586	$self->contr->savebed ($slaying, $hp, $sp)
		2587	if $exit->flag (FLAG_DAMNED);
		2588
2069	(async {	2589	(async {
2070	$self->deactivate_recursive; # just to be sure	2590	$self->deactivate_recursive; # just to be sure
2071	unless (eval {	2591	unless (eval {
2072	$self->goto ($slaying, $hp, $sp);	2592	$self->goto ($slaying, $hp, $sp);
2073		2593
…		…
2100		2620
2101	utf8::encode $text;	2621	utf8::encode $text;
2102	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2622	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2103	}	2623	}
2104		2624
		2625	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2626
		2627	Send a drawinfo or msg packet to the client, formatting the msg for the
		2628	client if neccessary. C<$type> should be a string identifying the type of
		2629	the message, with C<log> being the default. If C<$color> is negative, suppress
		2630	the message unless the client supports the msg packet.
		2631
		2632	=cut
		2633
		2634	our %CHANNEL = (
		2635	"c/identify" => {
		2636	id => "identify",
		2637	title => "Identify",
		2638	reply => undef,
		2639	tooltip => "Items recently identified",
		2640	},
		2641	"c/examine" => {
		2642	id => "examine",
		2643	title => "Examine",
		2644	reply => undef,
		2645	tooltip => "Signs and other items you examined",
		2646	},
		2647	);
		2648
		2649	sub cf::client::send_msg {
		2650	my ($self, $channel, $msg, $color, @extra) = @_;
		2651
		2652	$msg = $self->pl->expand_cfpod ($msg);
		2653
		2654	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2655
		2656	# check predefined channels, for the benefit of C
		2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};
		2658
		2659	if (ref $channel) {
		2660	# send meta info to client, if not yet sent
		2661	unless (exists $self->{channel}{$channel->{id}}) {
		2662	$self->{channel}{$channel->{id}} = $channel;
		2663	$self->ext_msg (channel_info => $channel)
		2664	if $self->can_msg;
		2665	}
		2666
		2667	$channel = $channel->{id};
		2668	}
		2669
		2670	return unless @extra || length $msg;
		2671
		2672	if ($self->can_msg) {
		2673	# default colour, mask it out
		2674	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2675	if $color & cf::NDI_DEF;
		2676
		2677	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2678	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2679	} else {
		2680	if ($color >= 0) {
		2681	# replace some tags by gcfclient-compatible ones
		2682	for ($msg) {
		2683	1 while
		2684	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2685	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2686	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2687	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2688	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2689	}
		2690
		2691	$color &= cf::NDI_COLOR_MASK;
		2692
		2693	utf8::encode $msg;
		2694
		2695	if (0 && $msg =~ /\[/) {
		2696	# COMMAND/INFO
		2697	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2698	} else {
		2699	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2700	$self->send_packet ("drawinfo $color $msg")
		2701	}
		2702	}
		2703	}
		2704	}
		2705
2105	=item $client->ext_event ($type, %msg)	2706	=item $client->ext_msg ($type, @msg)
2106		2707
2107	Sends an exti event to the client.	2708	Sends an ext event to the client.
2108		2709
2109	=cut	2710	=cut
2110		2711
2111	sub cf::client::ext_event($$%) {	2712	sub cf::client::ext_msg($$@) {
2112	my ($self, $type, %msg) = @_;	2713	my ($self, $type, @msg) = @_;
2113		2714
		2715	if ($self->extcmd == 2) {
		2716	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2717	} elsif ($self->extcmd == 1) { # TODO: remove
2114	$msg{msgtype} = "event_$type";	2718	push @msg, msgtype => "event_$type";
2115	$self->send_packet ("ext " . cf::to_json \%msg);	2719	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2720	}
		2721	}
		2722
		2723	=item $client->ext_reply ($msgid, @msg)
		2724
		2725	Sends an ext reply to the client.
		2726
		2727	=cut
		2728
		2729	sub cf::client::ext_reply($$@) {
		2730	my ($self, $id, @msg) = @_;
		2731
		2732	if ($self->extcmd == 2) {
		2733	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2734	} elsif ($self->extcmd == 1) {
		2735	#TODO: version 1, remove
		2736	unshift @msg, msgtype => "reply", msgid => $id;
		2737	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2738	}
2116	}	2739	}
2117		2740
2118	=item $success = $client->query ($flags, "text", \&cb)	2741	=item $success = $client->query ($flags, "text", \&cb)
2119		2742
2120	Queues a query to the client, calling the given callback with	2743	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>,	2744	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>.	2745	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2123		2746
2124	Queries can fail, so check the return code. Or don't, as queries will become	2747	Queries can fail, so check the return code. Or don't, as queries will
2125	reliable at some point in the future.	2748	become reliable at some point in the future.
2126		2749
2127	=cut	2750	=cut
2128		2751
2129	sub cf::client::query {	2752	sub cf::client::query {
2130	my ($self, $flags, $text, $cb) = @_;	2753	my ($self, $flags, $text, $cb) = @_;
…		…
2138	utf8::encode $text;	2761	utf8::encode $text;
2139	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2762	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2140		2763
2141	$self->send_packet ($self->{query_queue}[0][0])	2764	$self->send_packet ($self->{query_queue}[0][0])
2142	if @{ $self->{query_queue} } == 1;	2765	if @{ $self->{query_queue} } == 1;
		2766
		2767	1
2143	}	2768	}
2144		2769
2145	cf::client->attach (	2770	cf::client->attach (
		2771	on_connect => sub {
		2772	my ($ns) = @_;
		2773
		2774	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2775	},
2146	on_reply => sub {	2776	on_reply => sub {
2147	my ($ns, $msg) = @_;	2777	my ($ns, $msg) = @_;
2148		2778
2149	# this weird shuffling is so that direct followup queries	2779	# this weird shuffling is so that direct followup queries
2150	# get handled first	2780	# get handled first
…		…
2162	} else {	2792	} else {
2163	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2793	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2164	}	2794	}
2165	}	2795	}
2166	},	2796	},
		2797	on_exticmd => sub {
		2798	my ($ns, $buf) = @_;
		2799
		2800	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2801
		2802	if (ref $msg) {
		2803	my ($type, $reply, @payload) =
		2804	"ARRAY" eq ref $msg
		2805	? @$msg
		2806	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2807
		2808	my @reply;
		2809
		2810	if (my $cb = $EXTICMD{$type}) {
		2811	@reply = $cb->($ns, @payload);
		2812	}
		2813
		2814	$ns->ext_reply ($reply, @reply)
		2815	if $reply;
		2816
		2817	} else {
		2818	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2819	}
		2820
		2821	cf::override;
		2822	},
2167	);	2823	);
2168		2824
2169	=item $client->async (\&cb)	2825	=item $client->async (\&cb)
2170		2826
2171	Create a new coroutine, running the specified callback. The coroutine will	2827	Create a new coroutine, running the specified callback. The coroutine will
…		…
2212	our $safe = new Safe "safe";	2868	our $safe = new Safe "safe";
2213	our $safe_hole = new Safe::Hole;	2869	our $safe_hole = new Safe::Hole;
2214		2870
2215	$SIG{FPE} = 'IGNORE';	2871	$SIG{FPE} = 'IGNORE';
2216		2872
2217	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	2873	$safe->permit_only (Opcode::opset qw(
		2874	:base_core :base_mem :base_orig :base_math
		2875	grepstart grepwhile mapstart mapwhile
		2876	sort time
		2877	));
2218		2878
2219	# here we export the classes and methods available to script code	2879	# here we export the classes and methods available to script code
2220		2880
2221	=pod	2881	=pod
2222		2882
2223	The following functions and methods are available within a safe environment:	2883	The following functions and methods are available within a safe environment:
2224		2884
2225	cf::object contr pay_amount pay_player map	2885	cf::object
		2886	contr pay_amount pay_player map x y force_find force_add
		2887	insert remove name archname title slaying race decrease_ob_nr
		2888
2226	cf::object::player player	2889	cf::object::player
2227	cf::player peaceful	2890	player
2228	cf::map trigger	2891
		2892	cf::player
		2893	peaceful
		2894
		2895	cf::map
		2896	trigger
2229		2897
2230	=cut	2898	=cut
2231		2899
2232	for (	2900	for (
2233	["cf::object" => qw(contr pay_amount pay_player map)],	2901	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		2902	insert remove inv name archname title slaying race
		2903	decrease_ob_nr)],
2234	["cf::object::player" => qw(player)],	2904	["cf::object::player" => qw(player)],
2235	["cf::player" => qw(peaceful)],	2905	["cf::player" => qw(peaceful)],
2236	["cf::map" => qw(trigger)],	2906	["cf::map" => qw(trigger)],
2237	) {	2907	) {
2238	no strict 'refs';	2908	no strict 'refs';
…		…
2309	=back	2979	=back
2310		2980
2311	=cut	2981	=cut
2312		2982
2313	#############################################################################	2983	#############################################################################
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 $@;
2481	_exit 0;
2482	}
2483	}
2484
2485	#############################################################################
2486	# the server's init and main functions	2984	# the server's init and main functions
2487		2985
2488	sub load_facedata($) {	2986	sub load_facedata($) {
2489	my ($path) = @_;	2987	my ($path) = @_;
		2988
		2989	# HACK to clear player env face cache, we need some signal framework
		2990	# for this (global event?)
		2991	%ext::player_env::MUSIC_FACE_CACHE = ();
		2992
		2993	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2490		2994
2491	warn "loading facedata from $path\n";	2995	warn "loading facedata from $path\n";
2492		2996
2493	my $facedata;	2997	my $facedata;
2494	0 < aio_load $path, $facedata	2998	0 < aio_load $path, $facedata
…		…
2497	$facedata = Coro::Storable::thaw $facedata;	3001	$facedata = Coro::Storable::thaw $facedata;
2498		3002
2499	$facedata->{version} == 2	3003	$facedata->{version} == 2
2500	or cf::cleanup "$path: version mismatch, cannot proceed.";	3004	or cf::cleanup "$path: version mismatch, cannot proceed.";
2501		3005
		3006	# patch in the exptable
		3007	$facedata->{resource}{"res/exp_table"} = {
		3008	type => FT_RSRC,
		3009	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3010	};
		3011	cf::cede_to_tick;
		3012
2502	{	3013	{
2503	my $faces = $facedata->{faceinfo};	3014	my $faces = $facedata->{faceinfo};
2504		3015
2505	while (my ($face, $info) = each %$faces) {	3016	while (my ($face, $info) = each %$faces) {
2506	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;
2507	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3018	cf::face::set_visibility $idx, $info->{visibility};
		3019	cf::face::set_magicmap $idx, $info->{magicmap};
2508	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3020	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2509	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3021	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2510	Coro::cede;	3022
		3023	cf::cede_to_tick;
2511	}	3024	}
2512		3025
2513	while (my ($face, $info) = each %$faces) {	3026	while (my ($face, $info) = each %$faces) {
2514	next unless $info->{smooth};	3027	next unless $info->{smooth};
2515	my $idx = cf::face::find $face	3028	my $idx = cf::face::find $face
2516	or next;	3029	or next;
2517	if (my $smooth = cf::face::find $info->{smooth}) {	3030	if (my $smooth = cf::face::find $info->{smooth}) {
		3031	cf::face::set_smooth $idx, $smooth;
2518	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2519	} else {	3033	} else {
2520	warn "smooth face '$info->{smooth}' not found for face '$face'";	3034	warn "smooth face '$info->{smooth}' not found for face '$face'";
2521	}	3035	}
2522	Coro::cede;	3036
		3037	cf::cede_to_tick;
2523	}	3038	}
2524	}	3039	}
2525		3040
2526	{	3041	{
2527	my $anims = $facedata->{animinfo};	3042	my $anims = $facedata->{animinfo};
2528		3043
2529	while (my ($anim, $info) = each %$anims) {	3044	while (my ($anim, $info) = each %$anims) {
2530	cf::anim::set $anim, $info->{frames}, $info->{facings};	3045	cf::anim::set $anim, $info->{frames}, $info->{facings};
2531	Coro::cede;	3046	cf::cede_to_tick;
2532	}	3047	}
2533		3048
2534	cf::anim::invalidate_all; # d'oh	3049	cf::anim::invalidate_all; # d'oh
2535	}	3050	}
2536		3051
		3052	{
		3053	# TODO: for gcfclient pleasure, we should give resources
		3054	# that gcfclient doesn't grok a >10000 face index.
		3055	my $res = $facedata->{resource};
		3056
		3057	my $soundconf = delete $res->{"res/sound.conf"};
		3058
		3059	while (my ($name, $info) = each %$res) {
		3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3061	my $data;
		3062
		3063	if ($info->{type} & 1) {
		3064	# prepend meta info
		3065
		3066	my $meta = $enc->encode ({
		3067	name => $name,
		3068	%{ $info->{meta} || {} },
		3069	});
		3070
		3071	$data = pack "(w/a*)*", $meta, $info->{data};
		3072	} else {
		3073	$data = $info->{data};
		3074	}
		3075
		3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3077	cf::face::set_type $idx, $info->{type};
		3078
		3079	cf::cede_to_tick;
		3080	}
		3081
		3082	if ($soundconf) {
		3083	$soundconf = $enc->decode (delete $soundconf->{data});
		3084
		3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3086	my $sound = $soundconf->{compat}[$_]
		3087	or next;
		3088
		3089	my $face = cf::face::find "sound/$sound->[1]";
		3090	cf::sound::set $sound->[0] => $face;
		3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3092	}
		3093
		3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3095	my $face = cf::face::find "sound/$v";
		3096	cf::sound::set $k => $face;
		3097	}
		3098	}
		3099	}
		3100
2537	1	3101	1
2538	}	3102	}
2539		3103
		3104	register_exticmd fx_want => sub {
		3105	my ($ns, $want) = @_;
		3106
		3107	while (my ($k, $v) = each %$want) {
		3108	$ns->fx_want ($k, $v);
		3109	}
		3110	};
		3111
2540	sub reload_regions {	3112	sub reload_regions {
		3113	# HACK to clear player env face cache, we need some signal framework
		3114	# for this (global event?)
		3115	%ext::player_env::MUSIC_FACE_CACHE = ();
		3116
2541	load_resource_file "$MAPDIR/regions"	3117	load_resource_file "$MAPDIR/regions"
2542	or die "unable to load regions file\n";	3118	or die "unable to load regions file\n";
		3119
		3120	for (cf::region::list) {
		3121	$_->{match} = qr/$_->{match}/
		3122	if exists $_->{match};
		3123	}
2543	}	3124	}
2544		3125
2545	sub reload_facedata {	3126	sub reload_facedata {
2546	load_facedata "$DATADIR/facedata"	3127	load_facedata "$DATADIR/facedata"
2547	or die "unable to load facedata\n";	3128	or die "unable to load facedata\n";
2548	}	3129	}
2549		3130
2550	sub reload_archetypes {	3131	sub reload_archetypes {
2551	load_resource_file "$DATADIR/archetypes"	3132	load_resource_file "$DATADIR/archetypes"
2552	or die "unable to load archetypes\n";	3133	or die "unable to load archetypes\n";
		3134	#d# NEED to laod twice to resolve forward references
		3135	# this really needs to be done in an extra post-pass
		3136	# (which needs to be synchronous, so solve it differently)
		3137	load_resource_file "$DATADIR/archetypes"
		3138	or die "unable to load archetypes\n";
2553	}	3139	}
2554		3140
2555	sub reload_treasures {	3141	sub reload_treasures {
2556	load_resource_file "$DATADIR/treasures"	3142	load_resource_file "$DATADIR/treasures"
2557	or die "unable to load treasurelists\n";	3143	or die "unable to load treasurelists\n";
…		…
2560	sub reload_resources {	3146	sub reload_resources {
2561	warn "reloading resource files...\n";	3147	warn "reloading resource files...\n";
2562		3148
2563	reload_regions;	3149	reload_regions;
2564	reload_facedata;	3150	reload_facedata;
		3151	#reload_archetypes;#d#
2565	reload_archetypes;	3152	reload_archetypes;
2566	reload_treasures;	3153	reload_treasures;
2567		3154
2568	warn "finished reloading resource files\n";	3155	warn "finished reloading resource files\n";
2569	}	3156	}
2570		3157
2571	sub init {	3158	sub init {
2572	reload_resources;	3159	reload_resources;
2573	}	3160	}
2574		3161
2575	sub cfg_load {	3162	sub reload_config {
2576	open my $fh, "<:utf8", "$CONFDIR/config"	3163	open my $fh, "<:utf8", "$CONFDIR/config"
2577	or return;	3164	or return;
2578		3165
2579	local $/;	3166	local $/;
2580	*CFG = YAML::Syck::Load <$fh>;	3167	*CFG = YAML::Syck::Load <$fh>;
…		…
2600	(async {	3187	(async {
2601	Event::one_event;	3188	Event::one_event;
2602	})->prio (Coro::PRIO_MAX);	3189	})->prio (Coro::PRIO_MAX);
2603	};	3190	};
2604		3191
2605	cfg_load;	3192	reload_config;
2606	db_init;	3193	db_init;
2607	load_extensions;	3194	load_extensions;
2608		3195
2609	$TICK_WATCHER->start;	3196	$TICK_WATCHER->start;
2610	Event::loop;	3197	Event::loop;
…		…
2626	},	3213	},
2627	);	3214	);
2628	}	3215	}
2629	}	3216	}
2630		3217
		3218	sub write_runtime {
		3219	my $runtime = "$LOCALDIR/runtime";
		3220
		3221	# first touch the runtime file to show we are still running:
		3222	# the fsync below can take a very very long time.
		3223
		3224	IO::AIO::aio_utime $runtime, undef, undef;
		3225
		3226	my $guard = cf::lock_acquire "write_runtime";
		3227
		3228	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
		3229	or return;
		3230
		3231	my $value = $cf::RUNTIME + 90 + 10;
		3232	# 10 is the runtime save interval, for a monotonic clock
		3233	# 60 allows for the watchdog to kill the server.
		3234
		3235	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3236	and return;
		3237
		3238	# always fsync - this file is important
		3239	aio_fsync $fh
		3240	and return;
		3241
		3242	# touch it again to show we are up-to-date
		3243	aio_utime $fh, undef, undef;
		3244
		3245	close $fh
		3246	or return;
		3247
		3248	aio_rename "$runtime~", $runtime
		3249	and return;
		3250
		3251	warn "runtime file written.\n";
		3252
		3253	1
		3254	}
		3255
2631	sub emergency_save() {	3256	sub emergency_save() {
2632	my $freeze_guard = cf::freeze_mainloop;	3257	my $freeze_guard = cf::freeze_mainloop;
2633		3258
2634	warn "enter emergency perl save\n";	3259	warn "enter emergency perl save\n";
2635		3260
…		…
2710	%EXT_CORO = ();	3335	%EXT_CORO = ();
2711		3336
2712	warn "removing commands";	3337	warn "removing commands";
2713	%COMMAND = ();	3338	%COMMAND = ();
2714		3339
2715	warn "removing ext commands";	3340	warn "removing ext/exti commands";
2716	%EXTCMD = ();	3341	%EXTCMD = ();
		3342	%EXTICMD = ();
2717		3343
2718	warn "unloading/nuking all extensions";	3344	warn "unloading/nuking all extensions";
2719	for my $pkg (@EXTS) {	3345	for my $pkg (@EXTS) {
2720	warn "... unloading $pkg";	3346	warn "... unloading $pkg";
2721		3347
…		…
2764	warn "reloading cf.pm";	3390	warn "reloading cf.pm";
2765	require cf;	3391	require cf;
2766	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3392	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2767		3393
2768	warn "loading config and database again";	3394	warn "loading config and database again";
2769	cf::cfg_load;	3395	cf::reload_config;
2770		3396
2771	warn "loading extensions";	3397	warn "loading extensions";
2772	cf::load_extensions;	3398	cf::load_extensions;
2773		3399
2774	warn "reattaching attachments to objects/players";	3400	warn "reattaching attachments to objects/players";
…		…
2839	my $signal = new Coro::Signal;	3465	my $signal = new Coro::Signal;
2840	push @WAIT_FOR_TICK_BEGIN, $signal;	3466	push @WAIT_FOR_TICK_BEGIN, $signal;
2841	$signal->wait;	3467	$signal->wait;
2842	}	3468	}
2843		3469
2844	my $min = 1e6;#d#
2845	my $avg = 10;
2846	$TICK_WATCHER = Event->timer (	3470	$TICK_WATCHER = Event->timer (
2847	reentrant => 0,	3471	reentrant => 0,
2848	parked => 1,	3472	parked => 1,
2849	prio => 0,	3473	prio => 0,
2850	at => $NEXT_TICK || $TICK,	3474	at => $NEXT_TICK || $TICK,
…		…
2858		3482
2859	$NOW = $tick_start = Event::time;	3483	$NOW = $tick_start = Event::time;
2860		3484
2861	cf::server_tick; # one server iteration	3485	cf::server_tick; # one server iteration
2862		3486
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;	3487	$RUNTIME += $TICK;
2887	$NEXT_TICK += $TICK;	3488	$NEXT_TICK += $TICK;
2888		3489
2889	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2890	$NEXT_RUNTIME_WRITE = $NOW + 10;	3491	$NEXT_RUNTIME_WRITE = $NOW + 10;
…		…
2892	write_runtime	3493	write_runtime
2893	or warn "ERROR: unable to write runtime file: $!";	3494	or warn "ERROR: unable to write runtime file: $!";
2894	};	3495	};
2895	}	3496	}
2896		3497
2897	# my $AFTER = Event::time;
2898	# warn $AFTER - $NOW;#d#
2899
2900	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2901	$sig->send;	3499	$sig->send;
2902	}	3500	}
2903	while (my $sig = shift @WAIT_FOR_TICK) {	3501	while (my $sig = shift @WAIT_FOR_TICK) {
2904	$sig->send;	3502	$sig->send;
…		…
2914		3512
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
2920
2921	},	3517	},
2922	);	3518	);
2923		3519
2924	{	3520	{
		3521	BDB::min_parallel 8;
2925	BDB::max_poll_time $TICK * 0.1;	3522	BDB::max_poll_time $TICK * 0.1;
2926	$BDB_POLL_WATCHER = Event->io (	3523	$BDB_POLL_WATCHER = Event->io (
2927	reentrant => 0,	3524	reentrant => 0,
2928	fd => BDB::poll_fileno,	3525	fd => BDB::poll_fileno,
2929	poll => 'r',	3526	poll => 'r',
2930	prio => 0,	3527	prio => 0,
2931	data => WF_AUTOCANCEL,	3528	data => WF_AUTOCANCEL,
2932	cb => \&BDB::poll_cb,	3529	cb => \&BDB::poll_cb,
2933	);	3530	);
2934	BDB::min_parallel 8;
2935		3531
2936	BDB::set_sync_prepare {	3532	BDB::set_sync_prepare {
2937	my $status;	3533	my $status;
2938	my $current = $Coro::current;	3534	my $current = $Coro::current;
2939	(	3535	(
…		…
2948	)	3544	)
2949	};	3545	};
2950		3546
2951	unless ($DB_ENV) {	3547	unless ($DB_ENV) {
2952	$DB_ENV = BDB::db_env_create;	3548	$DB_ENV = BDB::db_env_create;
		3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3550	| BDB::LOG_AUTOREMOVE, 1);
		3551	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3552	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
2953		3553
2954	cf::sync_job {	3554	cf::sync_job {
2955	eval {	3555	eval {
2956	BDB::db_env_open	3556	BDB::db_env_open
2957	$DB_ENV,	3557	$DB_ENV,
…		…
2959	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3559	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2960	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3560	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2961	0666;	3561	0666;
2962		3562
2963	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3563	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2964
2965	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2966	$DB_ENV->set_lk_detect;
2967	};	3564	};
2968		3565
2969	cf::cleanup "db_env_open(db): $@" if $@;	3566	cf::cleanup "db_env_open(db): $@" if $@;
2970	};	3567	};
2971	}	3568	}
		3569
		3570	$BDB_DEADLOCK_WATCHER = Event->timer (
		3571	after => 3,
		3572	interval => 1,
		3573	hard => 1,
		3574	prio => 0,
		3575	data => WF_AUTOCANCEL,
		3576	cb => sub {
		3577	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3578	},
		3579	);
		3580	$BDB_CHECKPOINT_WATCHER = Event->timer (
		3581	after => 11,
		3582	interval => 60,
		3583	hard => 1,
		3584	prio => 0,
		3585	data => WF_AUTOCANCEL,
		3586	cb => sub {
		3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3588	},
		3589	);
		3590	$BDB_TRICKLE_WATCHER = Event->timer (
		3591	after => 5,
		3592	interval => 10,
		3593	hard => 1,
		3594	prio => 0,
		3595	data => WF_AUTOCANCEL,
		3596	cb => sub {
		3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3598	},
		3599	);
2972	}	3600	}
2973		3601
2974	{	3602	{
2975	IO::AIO::min_parallel 8;	3603	IO::AIO::min_parallel 8;
2976		3604

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