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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.271 by root, Fri Jun 1 06:04:08 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';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
191	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';	203	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';
		204	@safe::cf::arch::ISA = @cf::arch::ISA = 'cf::object';
192	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object';	205	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; # not really true (yet)
193		206
194	# we bless all objects into (empty) derived classes to force a method lookup	207	# we bless all objects into (empty) derived classes to force a method lookup
195	# within the Safe compartment.	208	# within the Safe compartment.
196	for my $pkg (qw(	209	for my $pkg (qw(
197	cf::global cf::attachable	210	cf::global cf::attachable
…		…
205	}	218	}
206		219
207	$Event::DIED = sub {	220	$Event::DIED = sub {
208	warn "error in event callback: @_";	221	warn "error in event callback: @_";
209	};	222	};
		223
		224	#############################################################################
210		225
211	=head2 UTILITY FUNCTIONS	226	=head2 UTILITY FUNCTIONS
212		227
213	=over 4	228	=over 4
214		229
…		…
233	$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;
234	$d	249	$d
235	} || "[unable to dump $_[0]: '$@']";	250	} || "[unable to dump $_[0]: '$@']";
236	}	251	}
237		252
238	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
239
240	=item $ref = cf::from_json $json	253	=item $ref = cf::from_json $json
241		254
242	Converts a JSON string into the corresponding perl data structure.	255	Converts a JSON string into the corresponding perl data structure.
243		256
244	=item $json = cf::to_json $ref	257	=item $json = cf::to_json $ref
245		258
246	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]) }
247		267
248	=item cf::lock_wait $string	268	=item cf::lock_wait $string
249		269
250	Wait until the given lock is available. See cf::lock_acquire.	270	Wait until the given lock is available. See cf::lock_acquire.
251		271
…		…
254	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
255	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,
256	for example when the coroutine gets canceled), the lock is automatically	276	for example when the coroutine gets canceled), the lock is automatically
257	returned.	277	returned.
258		278
		279	Locks are *not* recursive, locking from the same coro twice results in a
		280	deadlocked coro.
		281
259	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
260	uses map_find and cf::map::load uses map_load).	283	uses map_find and cf::map::load uses map_load).
261		284
262	=item $locked = cf::lock_active $string	285	=item $locked = cf::lock_active $string
263		286
264	Return true if the lock is currently active, i.e. somebody has locked it.	287	Return true if the lock is currently active, i.e. somebody has locked it.
265		288
266	=cut	289	=cut
267		290
268	our %LOCK;	291	our %LOCK;
		292	our %LOCKER;#d#
269		293
270	sub lock_wait($) {	294	sub lock_wait($) {
271	my ($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#
272		301
273	# wait for lock, if any	302	# wait for lock, if any
274	while ($LOCK{$key}) {	303	while ($LOCK{$key}) {
275	push @{ $LOCK{$key} }, $Coro::current;	304	push @{ $LOCK{$key} }, $Coro::current;
276	Coro::schedule;	305	Coro::schedule;
…		…
282		311
283	# wait, to be sure we are not locked	312	# wait, to be sure we are not locked
284	lock_wait $key;	313	lock_wait $key;
285		314
286	$LOCK{$key} = [];	315	$LOCK{$key} = [];
		316	$LOCKER{$key} = $Coro::current;#d#
287		317
288	Coro::guard {	318	Coro::guard {
		319	delete $LOCKER{$key};#d#
289	# wake up all waiters, to be on the safe side	320	# wake up all waiters, to be on the safe side
290	$_->ready for @{ delete $LOCK{$key} };	321	$_->ready for @{ delete $LOCK{$key} };
291	}	322	}
292	}	323	}
293		324
…		…
305	};	336	};
306	$TICK_WATCHER->stop;	337	$TICK_WATCHER->stop;
307	$guard	338	$guard
308	}	339	}
309		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
310	=item cf::async { BLOCK }	397	=item cf::async { BLOCK }
311		398
312	Currently the same as Coro::async_pool, meaning you cannot use	399	Currently the same as Coro::async_pool, meaning you cannot use
313	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	400	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
314	thing you are allowed to do is call C<prio> on it.	401	thing you are allowed to do is call C<prio> on it.
…		…
317		404
318	BEGIN { *async = \&Coro::async_pool }	405	BEGIN { *async = \&Coro::async_pool }
319		406
320	=item cf::sync_job { BLOCK }	407	=item cf::sync_job { BLOCK }
321		408
322	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)
323	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
324	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.
325		413
326	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
327	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
328	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
329	fast or be very important.	417	fast or be very important.
…		…
389	$EXT_CORO{$coro+0} = $coro;	477	$EXT_CORO{$coro+0} = $coro;
390		478
391	$coro	479	$coro
392	}	480	}
393		481
394	sub write_runtime {	482	=item fork_call { }, $args
395	my $runtime = "$LOCALDIR/runtime";
396		483
397	# first touch the runtime file to show we are still running:	484	Executes the given code block with the given arguments in a seperate
398	# 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.
399		488
400	IO::AIO::aio_utime $runtime, undef, undef;	489	=cut
401		490
402	my $guard = cf::lock_acquire "write_runtime";	491	sub fork_call(&@) {
		492	my ($cb, @args) = @_;
403		493
404	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	494	# we seemingly have to make a local copy of the whole thing,
405	or return;	495	# otherwise perl prematurely frees the stuff :/
		496	# TODO: investigate and fix (likely this will be rather laborious)
406		497
407	my $value = $cf::RUNTIME + 90 + 10;	498	my @res = Coro::Util::fork_eval {
408	# 10 is the runtime save interval, for a monotonic clock	499	reset_signals;
409	# 60 allows for the watchdog to kill the server.	500	&$cb
		501	}, @args;
410		502
411	(aio_write $fh, 0, (length $value), $value, 0) <= 0	503	wantarray ? @res : $res[-1]
412	and return;	504	}
413		505
414	# always fsync - this file is important	506	=item $value = cf::db_get $family => $key
415	aio_fsync $fh
416	and return;
417		507
418	# touch it again to show we are up-to-date	508	Returns a single value from the environment database.
419	aio_utime $fh, undef, undef;
420		509
421	close $fh	510	=item cf::db_put $family => $key => $value
422	or return;
423		511
424	aio_rename "$runtime~", $runtime	512	Stores the given C<$value> in the family. It can currently store binary
425	and return;	513	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
426		514
427	warn "runtime file written.\n";#d#	515	=item $db = cf::db_table "name"
428		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
429	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"
430	}	631	}
431		632
432	=item cf::datalog type => key => value, ...	633	=item cf::datalog type => key => value, ...
433		634
434	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.
…		…
452	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")
453	to it. All such attachable objects support the following methods.	654	to it. All such attachable objects support the following methods.
454		655
455	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>
456	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
457	crossfire+).	658	Crossfire TRT).
458		659
459	=over 4	660	=over 4
460		661
461	=item $attachable->attach ($attachment, key => $value...)	662	=item $attachable->attach ($attachment, key => $value...)
462		663
…		…
664	_attach $registry, $klass, @attach;	865	_attach $registry, $klass, @attach;
665	}	866	}
666		867
667	$obj->{$name} = \%arg;	868	$obj->{$name} = \%arg;
668	} else {	869	} else {
669	warn "object uses attachment '$name' that is not available, postponing.\n";	870	warn "object uses attachment '$name' which is not available, postponing.\n";
670	}	871	}
671		872
672	$obj->{_attachment}{$name} = undef;	873	$obj->{_attachment}{$name} = undef;
673	}	874	}
674		875
…		…
714	";	915	";
715	die if $@;	916	die if $@;
716	}	917	}
717		918
718	our $override;	919	our $override;
719	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?
720		921
721	sub override {	922	sub override {
722	$override = 1;	923	$override = 1;
723	@invoke_results = ();	924	@INVOKE_RESULTS = (@_);
724	}	925	}
725		926
726	sub do_invoke {	927	sub do_invoke {
727	my $event = shift;	928	my $event = shift;
728	my $callbacks = shift;	929	my $callbacks = shift;
729		930
730	@invoke_results = ();	931	@INVOKE_RESULTS = ();
731		932
732	local $override;	933	local $override;
733		934
734	for (@$callbacks) {	935	for (@$callbacks) {
735	eval { &{$_->[1]} };	936	eval { &{$_->[1]} };
…		…
752		953
753	Generate an object-specific event with the given arguments.	954	Generate an object-specific event with the given arguments.
754		955
755	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
756	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
757	results (if you must, access C<@cf::invoke_results> directly).	958	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
758		959
759	=back	960	=back
760		961
761	=cut	962	=cut
762		963
763	#############################################################################	964	#############################################################################
764	# 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	}
765		977
766	sub reattach {	978	sub reattach {
767	# basically do the same as instantiate, without calling instantiate	979	# basically do the same as instantiate, without calling instantiate
768	my ($obj) = @_;	980	my ($obj) = @_;
769		981
…		…
816	sub object_freezer_save {	1028	sub object_freezer_save {
817	my ($filename, $rdata, $objs) = @_;	1029	my ($filename, $rdata, $objs) = @_;
818		1030
819	sync_job {	1031	sync_job {
820	if (length $$rdata) {	1032	if (length $$rdata) {
		1033	utf8::decode (my $decname = $filename);
821	warn sprintf "saving %s (%d,%d)\n",	1034	warn sprintf "saving %s (%d,%d)\n",
822	$filename, length $$rdata, scalar @$objs;	1035	$decname, length $$rdata, scalar @$objs;
823		1036
824	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
825	chmod SAVE_MODE, $fh;	1038	chmod SAVE_MODE, $fh;
826	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
827	aio_fsync $fh if $cf::USE_FSYNC;	1040	aio_fsync $fh if $cf::USE_FSYNC;
…		…
846	}	1059	}
847	} else {	1060	} else {
848	aio_unlink $filename;	1061	aio_unlink $filename;
849	aio_unlink "$filename.pst";	1062	aio_unlink "$filename.pst";
850	}	1063	}
851	}	1064	};
852	}	1065	}
853		1066
854	sub object_freezer_as_string {	1067	sub object_freezer_as_string {
855	my ($rdata, $objs) = @_;	1068	my ($rdata, $objs) = @_;
856		1069
…		…
868	or return;	1081	or return;
869		1082
870	unless (aio_stat "$filename.pst") {	1083	unless (aio_stat "$filename.pst") {
871	(aio_load "$filename.pst", $av) >= 0	1084	(aio_load "$filename.pst", $av) >= 0
872	or return;	1085	or return;
		1086
873	$av = eval { (Storable::thaw $av)->{objs} };	1087	$av = eval { (Storable::thaw $av)->{objs} };
874	}	1088	}
875		1089
		1090	utf8::decode (my $decname = $filename);
876	warn sprintf "loading %s (%d)\n",	1091	warn sprintf "loading %s (%d,%d)\n",
877	$filename, length $data, scalar @{$av || []};#d#	1092	$decname, length $data, scalar @{$av || []};
		1093
878	return ($data, $av);	1094	($data, $av)
879	}	1095	}
		1096
		1097	=head2 COMMAND CALLBACKS
		1098
		1099	=over 4
		1100
		1101	=cut
880		1102
881	#############################################################################	1103	#############################################################################
882	# command handling &c	1104	# command handling &c
883		1105
884	=item cf::register_command $name => \&callback($ob,$args);	1106	=item cf::register_command $name => \&callback($ob,$args);
…		…
897	push @{ $COMMAND{$name} }, [$caller, $cb];	1119	push @{ $COMMAND{$name} }, [$caller, $cb];
898	}	1120	}
899		1121
900	=item cf::register_extcmd $name => \&callback($pl,$packet);	1122	=item cf::register_extcmd $name => \&callback($pl,$packet);
901		1123
902	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.
903		1129
904	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
905	called.	1131	called.
906		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
907	=cut	1144	=cut
908		1145
909	sub register_extcmd {	1146	sub register_extcmd {
910	my ($name, $cb) = @_;	1147	my ($name, $cb) = @_;
911		1148
912	$EXTCMD{$name} = $cb;	1149	$EXTCMD{$name} = $cb;
		1150	}
		1151
		1152	sub register_exticmd {
		1153	my ($name, $cb) = @_;
		1154
		1155	$EXTICMD{$name} = $cb;
913	}	1156	}
914		1157
915	cf::player->attach (	1158	cf::player->attach (
916	on_command => sub {	1159	on_command => sub {
917	my ($pl, $name, $params) = @_;	1160	my ($pl, $name, $params) = @_;
…		…
926	cf::override;	1169	cf::override;
927	},	1170	},
928	on_extcmd => sub {	1171	on_extcmd => sub {
929	my ($pl, $buf) = @_;	1172	my ($pl, $buf) = @_;
930		1173
931	my $msg = eval { from_json $buf };	1174	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
932		1175
933	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
934	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1184	if (my $cb = $EXTCMD{$type}) {
935	if (my %reply = $cb->($pl, $msg)) {	1185	@reply = $cb->($pl, @payload);
936	$pl->ext_reply ($msg->{msgid}, %reply);
937	}
938	}	1186	}
		1187
		1188	$pl->ext_reply ($reply, @reply)
		1189	if $reply;
		1190
939	} else {	1191	} else {
940	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
941	}	1193	}
942		1194
943	cf::override;	1195	cf::override;
944	},	1196	},
945	);	1197	);
946		1198
947	sub load_extension {
948	my ($path) = @_;
949
950	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
951	my $base = $1;
952	my $pkg = $1;
953	$pkg =~ s/[^[:word:]]/_/g;
954	$pkg = "ext::$pkg";
955
956	warn "... loading '$path' into '$pkg'\n";
957
958	open my $fh, "<:utf8", $path
959	or die "$path: $!";
960
961	my $source =
962	"package $pkg; use strict; use utf8;\n"
963	. "#line 1 \"$path\"\n{\n"
964	. (do { local $/; <$fh> })
965	. "\n};\n1";
966
967	unless (eval $source) {
968	my $msg = $@ ? "$path: $@\n"
969	: "extension disabled.\n";
970	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
971	warn $@;
972	warn "mandatory extension failed to load, exiting.\n";
973	exit 1;
974	}
975	die $@;
976	}
977
978	push @EXTS, $pkg;
979	}
980
981	sub load_extensions {	1199	sub load_extensions {
		1200	cf::sync_job {
		1201	my %todo;
		1202
982	for my $ext (<$LIBDIR/*.ext>) {	1203	for my $path (<$LIBDIR/*.ext>) {
983	next unless -r $ext;	1204	next unless -r $path;
984	eval {	1205
985	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;
986	1	1263	}
987	} or warn "$ext not loaded: $@";	1264
		1265	skip:
		1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1267	unless $progress;
		1268	}
988	}	1269	};
989	}	1270	}
990		1271
991	#############################################################################	1272	#############################################################################
992		1273
		1274	=back
		1275
993	=head2 CORE EXTENSIONS	1276	=head2 CORE EXTENSIONS
994		1277
995	Functions and methods that extend core crossfire objects.	1278	Functions and methods that extend core crossfire objects.
996		1279
997	=cut	1280	=cut
…		…
1001	use Coro::AIO;	1284	use Coro::AIO;
1002		1285
1003	=head3 cf::player	1286	=head3 cf::player
1004		1287
1005	=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	}
1006		1303
1007	=item cf::player::find $login	1304	=item cf::player::find $login
1008		1305
1009	Returns the given player object, loading it if necessary (might block).	1306	Returns the given player object, loading it if necessary (might block).
1010		1307
…		…
1046	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1343	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1047	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1344	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1048	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1345	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1049	aio_unlink +(playerdir $login) . "/$login.pl";	1346	aio_unlink +(playerdir $login) . "/$login.pl";
1050		1347
1051	my $pl = load_pl path $login	1348	my $f = new_from_file cf::object::thawer path $login
1052	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;
1053	$cf::PLAYER{$login} = $pl	1355	$cf::PLAYER{$login} = $pl
1054	}	1356	}
1055	}	1357	}
1056	}	1358	}
1057		1359
…		…
1067		1369
1068	aio_mkdir playerdir $pl, 0770;	1370	aio_mkdir playerdir $pl, 0770;
1069	$pl->{last_save} = $cf::RUNTIME;	1371	$pl->{last_save} = $cf::RUNTIME;
1070		1372
1071	$pl->save_pl ($path);	1373	$pl->save_pl ($path);
1072	Coro::cede;	1374	cf::cede_to_tick;
1073	}	1375	}
1074		1376
1075	sub new($) {	1377	sub new($) {
1076	my ($login) = @_;	1378	my ($login) = @_;
1077		1379
…		…
1081	$self->{deny_save} = 1;	1383	$self->{deny_save} = 1;
1082		1384
1083	$cf::PLAYER{$login} = $self;	1385	$cf::PLAYER{$login} = $self;
1084		1386
1085	$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 (@_);
1086	}	1398	}
1087		1399
1088	=item $pl->quit_character	1400	=item $pl->quit_character
1089		1401
1090	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
…		…
1145	or return [];	1457	or return [];
1146		1458
1147	my @logins;	1459	my @logins;
1148		1460
1149	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") {
1150	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1151	aio_read $fh, 0, 512, my $buf, 0 or next;	1467	aio_read $fh, 0, 512, my $buf, 0 or next;
1152	$buf !~ /^password -------------$/m or next; # official not-valid tag	1468	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1469	}
1153		1470
1154	utf8::decode $login;	1471	utf8::decode $login;
1155	push @logins, $login;	1472	push @logins, $login;
1156	}	1473	}
1157		1474
…		…
1184	}	1501	}
1185		1502
1186	\@paths	1503	\@paths
1187	}	1504	}
1188		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
1189	=item $player->ext_reply ($msgid, %msg)	1557	=item $player->ext_reply ($msgid, @msg)
1190		1558
1191	Sends an ext reply to the player.	1559	Sends an ext reply to the player.
1192		1560
1193	=cut	1561	=cut
1194		1562
1195	sub ext_reply($$%) {	1563	sub ext_reply($$@) {
1196	my ($self, $id, %msg) = @_;	1564	my ($self, $id, @msg) = @_;
1197		1565
1198	$msg{msgid} = $id;	1566	$self->ns->ext_reply ($id, @msg)
1199
1200	$self->send ("ext " . cf::to_json \%msg);
1201	}	1567	}
1202		1568
1203	=item $player->ext_event ($type, %msg)	1569	=item $player->ext_msg ($type, @msg)
1204		1570
1205	Sends an ext event to the client.	1571	Sends an ext event to the client.
1206		1572
1207	=cut	1573	=cut
1208		1574
1209	sub ext_event($$%) {	1575	sub ext_msg($$@) {
1210	my ($self, $type, %msg) = @_;	1576	my ($self, $type, @msg) = @_;
1211		1577
1212	$self->ns->ext_event ($type, %msg);	1578	$self->ns->ext_msg ($type, @msg);
1213	}	1579	}
1214		1580
1215	=head3 cf::region	1581	=head3 cf::region
1216		1582
1217	=over 4	1583	=over 4
…		…
1220		1586
1221	package cf::region;	1587	package cf::region;
1222		1588
1223	=item cf::region::find_by_path $path	1589	=item cf::region::find_by_path $path
1224		1590
1225	Tries to decuce the probable region for a map knowing only its path.	1591	Tries to decuce the likely region for a map knowing only its path.
1226		1592
1227	=cut	1593	=cut
1228		1594
1229	sub find_by_path($) {	1595	sub find_by_path($) {
1230	my ($path) = @_;	1596	my ($path) = @_;
1231		1597
1232	my ($match, $specificity);	1598	my ($match, $specificity);
1233		1599
1234	for my $region (list) {	1600	for my $region (list) {
1235	if ($region->match && $path =~ $region->match) {	1601	if ($region->{match} && $path =~ $region->{match}) {
1236	($match, $specificity) = ($region, $region->specificity)	1602	($match, $specificity) = ($region, $region->specificity)
1237	if $region->specificity > $specificity;	1603	if $region->specificity > $specificity;
1238	}	1604	}
1239	}	1605	}
1240		1606
…		…
1304	my ($self, $merge) = @_;	1670	my ($self, $merge) = @_;
1305		1671
1306	# we have to keep some variables in memory intact	1672	# we have to keep some variables in memory intact
1307	local $self->{path};	1673	local $self->{path};
1308	local $self->{load_path};	1674	local $self->{load_path};
1309	local $self->{deny_save};
1310	local $self->{deny_reset};
1311		1675
1312	$self->SUPER::thawer_merge ($merge);	1676	$self->SUPER::thawer_merge ($merge);
1313	}	1677	}
1314		1678
1315	sub normalise {	1679	sub normalise {
…		…
1362	$self->init; # pass $1 etc.	1726	$self->init; # pass $1 etc.
1363	return $self;	1727	return $self;
1364	}	1728	}
1365	}	1729	}
1366		1730
1367	Carp::carp "unable to resolve path '$path' (base '$base').";	1731	Carp::cluck "unable to resolve path '$path' (base '$base').";
1368	()	1732	()
1369	}	1733	}
1370		1734
1371	sub init {	1735	sub init {
1372	my ($self) = @_;	1736	my ($self) = @_;
…		…
1415		1779
1416	$_->change_map_light ($change)	1780	$_->change_map_light ($change)
1417	for grep $_->outdoor, values %cf::MAP;	1781	for grep $_->outdoor, values %cf::MAP;
1418	}	1782	}
1419		1783
		1784	sub decay_objects {
		1785	my ($self) = @_;
		1786
		1787	return if $self->{deny_reset};
		1788
		1789	$self->do_decay_objects;
		1790	}
		1791
1420	sub unlink_save {	1792	sub unlink_save {
1421	my ($self) = @_;	1793	my ($self) = @_;
1422		1794
1423	utf8::encode (my $save = $self->save_path);	1795	utf8::encode (my $save = $self->save_path);
1424	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;	1796	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
…		…
1427		1799
1428	sub load_header_from($) {	1800	sub load_header_from($) {
1429	my ($self, $path) = @_;	1801	my ($self, $path) = @_;
1430		1802
1431	utf8::encode $path;	1803	utf8::encode $path;
1432	#aio_open $path, O_RDONLY, 0	1804	my $f = new_from_file cf::object::thawer $path
1433	# or return;
1434
1435	$self->_load_header ($path)
1436	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;
1437		1812
1438	$self->{load_path} = $path;	1813	$self->{load_path} = $path;
1439		1814
1440	1	1815	1
1441	}	1816	}
…		…
1480	$self->load_header_orig	1855	$self->load_header_orig
1481	or return;	1856	or return;
1482	$self->prepare_orig;	1857	$self->prepare_orig;
1483	}	1858	}
1484		1859
		1860	$self->{deny_reset} = 1
		1861	if $self->no_reset;
		1862
1485	$self->default_region (cf::region::find_by_path $self->{path})	1863	$self->default_region (cf::region::find_by_path $self->{path})
1486	unless $self->default_region;	1864	unless $self->default_region;
1487		1865
1488	1	1866	1
1489	}	1867	}
…		…
1492	sub find {	1870	sub find {
1493	my ($path, $origin) = @_;	1871	my ($path, $origin) = @_;
1494		1872
1495	$path = normalise $path, $origin && $origin->path;	1873	$path = normalise $path, $origin && $origin->path;
1496		1874
		1875	cf::lock_wait "map_data:$path";#d#remove
1497	cf::lock_wait "map_find:$path";	1876	cf::lock_wait "map_find:$path";
1498		1877
1499	$cf::MAP{$path} || do {	1878	$cf::MAP{$path} || do {
1500	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
1501	my $map = new_from_path cf::map $path	1882	my $map = new_from_path cf::map $path
1502	or return;	1883	or return;
1503		1884
1504	$map->{last_save} = $cf::RUNTIME;	1885	$map->{last_save} = $cf::RUNTIME;
1505		1886
1506	$map->load_header	1887	$map->load_header
1507	or return;	1888	or return;
1508		1889
1509	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)	1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1510	# doing this can freeze the server in a sync job, obviously	1891	# doing this can freeze the server in a sync job, obviously
1511	#$cf::WAIT_FOR_TICK->wait;	1892	#$cf::WAIT_FOR_TICK->wait;
		1893	undef $guard1;
		1894	undef $guard2;
1512	$map->reset;	1895	$map->reset;
1513	undef $guard;
1514	return find $path;	1896	return find $path;
1515	}	1897	}
1516		1898
1517	$cf::MAP{$path} = $map	1899	$cf::MAP{$path} = $map
1518	}	1900	}
…		…
1527	local $self->{deny_reset} = 1; # loading can take a long time	1909	local $self->{deny_reset} = 1; # loading can take a long time
1528		1910
1529	my $path = $self->{path};	1911	my $path = $self->{path};
1530		1912
1531	{	1913	{
1532	my $guard = cf::lock_acquire "map_load:$path";	1914	my $guard = cf::lock_acquire "map_data:$path";
1533		1915
		1916	return unless $self->valid;
1534	return if $self->in_memory != cf::MAP_SWAPPED;	1917	return unless $self->in_memory == cf::MAP_SWAPPED;
1535		1918
1536	$self->in_memory (cf::MAP_LOADING);	1919	$self->in_memory (cf::MAP_LOADING);
1537		1920
1538	$self->alloc;	1921	$self->alloc;
1539		1922
1540	$self->pre_load;	1923	$self->pre_load;
1541	Coro::cede;	1924	cf::cede_to_tick;
1542		1925
		1926	my $f = new_from_file cf::object::thawer $self->{load_path};
		1927	$f->skip_block;
1543	$self->_load_objects ($self->{load_path}, 1)	1928	$self->_load_objects ($f)
1544	or return;	1929	or return;
1545		1930
1546	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1547	if delete $self->{load_original};	1932	if delete $self->{load_original};
1548		1933
1549	if (my $uniq = $self->uniq_path) {	1934	if (my $uniq = $self->uniq_path) {
1550	utf8::encode $uniq;	1935	utf8::encode $uniq;
1551	if (aio_open $uniq, O_RDONLY, 0) {	1936	unless (aio_stat $uniq) {
		1937	if (my $f = new_from_file cf::object::thawer $uniq) {
1552	$self->clear_unique_items;	1938	$self->clear_unique_items;
1553	$self->_load_objects ($uniq, 0);	1939	$self->_load_objects ($f);
		1940	$f->resolve_delayed_derefs;
		1941	}
1554	}	1942	}
1555	}	1943	}
1556		1944
1557	Coro::cede;	1945	$f->resolve_delayed_derefs;
		1946
		1947	cf::cede_to_tick;
1558	# now do the right thing for maps	1948	# now do the right thing for maps
1559	$self->link_multipart_objects;	1949	$self->link_multipart_objects;
1560	$self->difficulty ($self->estimate_difficulty)	1950	$self->difficulty ($self->estimate_difficulty)
1561	unless $self->difficulty;	1951	unless $self->difficulty;
1562	Coro::cede;	1952	cf::cede_to_tick;
1563		1953
1564	unless ($self->{deny_activate}) {	1954	unless ($self->{deny_activate}) {
1565	$self->decay_objects;	1955	$self->decay_objects;
1566	$self->fix_auto_apply;	1956	$self->fix_auto_apply;
1567	$self->update_buttons;	1957	$self->update_buttons;
1568	Coro::cede;	1958	cf::cede_to_tick;
1569	$self->set_darkness_map;	1959	$self->set_darkness_map;
1570	Coro::cede;	1960	cf::cede_to_tick;
1571	$self->activate;	1961	$self->activate;
1572	}	1962	}
		1963
		1964	$self->{last_save} = $cf::RUNTIME;
		1965	$self->last_access ($cf::RUNTIME);
1573		1966
1574	$self->in_memory (cf::MAP_IN_MEMORY);	1967	$self->in_memory (cf::MAP_IN_MEMORY);
1575	}	1968	}
1576		1969
1577	$self->post_load;	1970	$self->post_load;
…		…
1581	my ($self, $ob) = @_;	1974	my ($self, $ob) = @_;
1582		1975
1583	return find "~" . $ob->name . "/" . $self->{path}	1976	return find "~" . $ob->name . "/" . $self->{path}
1584	if $self->per_player;	1977	if $self->per_player;
1585		1978
		1979	# return find "?party/" . $ob->name . "/" . $self->{path}
		1980	# if $self->per_party;
		1981
1586	$self	1982	$self
1587	}	1983	}
1588		1984
1589	# find and load all maps in the 3x3 area around a map	1985	# find and load all maps in the 3x3 area around a map
1590	sub load_diag {	1986	sub load_neighbours {
1591	my ($map) = @_;	1987	my ($map) = @_;
1592		1988
1593	my @diag; # diagonal neighbours	1989	my @neigh; # diagonal neighbours
1594		1990
1595	for (0 .. 3) {	1991	for (0 .. 3) {
1596	my $neigh = $map->tile_path ($_)	1992	my $neigh = $map->tile_path ($_)
1597	or next;	1993	or next;
1598	$neigh = find $neigh, $map	1994	$neigh = find $neigh, $map
1599	or next;	1995	or next;
1600	$neigh->load;	1996	$neigh->load;
1601		1997
		1998	push @neigh,
1602	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	1999	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1603	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2000	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1604	}	2001	}
1605		2002
1606	for (@diag) {	2003	for (grep defined $_->[0], @neigh) {
		2004	my ($path, $origin) = @$_;
1607	my $neigh = find @$_	2005	my $neigh = find $path, $origin
1608	or next;	2006	or next;
1609	$neigh->load;	2007	$neigh->load;
1610	}	2008	}
1611	}	2009	}
1612		2010
…		…
1617	}	2015	}
1618		2016
1619	sub do_load_sync {	2017	sub do_load_sync {
1620	my ($map) = @_;	2018	my ($map) = @_;
1621		2019
		2020	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2021	if $Coro::current == $Coro::main;
		2022
1622	cf::sync_job { $map->load };	2023	cf::sync_job { $map->load };
1623	}	2024	}
1624		2025
1625	our %MAP_PREFETCH;	2026	our %MAP_PREFETCH;
1626	our $MAP_PREFETCHER = undef;	2027	our $MAP_PREFETCHER = undef;
1627		2028
1628	sub find_async {	2029	sub find_async {
1629	my ($path, $origin) = @_;	2030	my ($path, $origin, $load) = @_;
1630		2031
1631	$path = normalise $path, $origin && $origin->{path};	2032	$path = normalise $path, $origin && $origin->{path};
1632		2033
1633	if (my $map = $cf::MAP{$path}) {	2034	if (my $map = $cf::MAP{$path}) {
1634	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1635	}	2036	}
1636		2037
1637	undef $MAP_PREFETCH{$path};	2038	$MAP_PREFETCH{$path} |= $load;
		2039
1638	$MAP_PREFETCHER ||= cf::async {	2040	$MAP_PREFETCHER ||= cf::async {
1639	while (%MAP_PREFETCH) {	2041	while (%MAP_PREFETCH) {
1640	for my $path (keys %MAP_PREFETCH) {	2042	while (my ($k, $v) = each %MAP_PREFETCH) {
1641	my $map = find $path	2043	if (my $map = find $k) {
1642	or next;
1643	$map->load;	2044	$map->load if $v;
		2045	}
1644		2046
1645	delete $MAP_PREFETCH{$path};	2047	delete $MAP_PREFETCH{$k};
1646	}	2048	}
1647	}	2049	}
1648	undef $MAP_PREFETCHER;	2050	undef $MAP_PREFETCHER;
1649	};	2051	};
1650	$MAP_PREFETCHER->prio (6);	2052	$MAP_PREFETCHER->prio (6);
…		…
1653	}	2055	}
1654		2056
1655	sub save {	2057	sub save {
1656	my ($self) = @_;	2058	my ($self) = @_;
1657		2059
1658	my $lock = cf::lock_acquire "map_data:" . $self->path;	2060	my $lock = cf::lock_acquire "map_data:$self->{path}";
1659		2061
1660	$self->{last_save} = $cf::RUNTIME;	2062	$self->{last_save} = $cf::RUNTIME;
1661		2063
1662	return unless $self->dirty;	2064	return unless $self->dirty;
1663		2065
…		…
1686	my ($self) = @_;	2088	my ($self) = @_;
1687		2089
1688	# save first because save cedes	2090	# save first because save cedes
1689	$self->save;	2091	$self->save;
1690		2092
1691	my $lock = cf::lock_acquire "map_data:" . $self->path;	2093	my $lock = cf::lock_acquire "map_data:$self->{path}";
1692		2094
1693	return if $self->players;	2095	return if $self->players;
1694	return if $self->in_memory != cf::MAP_IN_MEMORY;	2096	return if $self->in_memory != cf::MAP_IN_MEMORY;
1695	return if $self->{deny_save};	2097	return if $self->{deny_save};
1696		2098
		2099	$self->in_memory (cf::MAP_SWAPPED);
		2100
		2101	$self->deactivate;
		2102	$_->clear_links_to ($self) for values %cf::MAP;
1697	$self->clear;	2103	$self->clear;
1698	$self->in_memory (cf::MAP_SWAPPED);
1699	}	2104	}
1700		2105
1701	sub reset_at {	2106	sub reset_at {
1702	my ($self) = @_;	2107	my ($self) = @_;
1703		2108
1704	# TODO: safety, remove and allow resettable per-player maps	2109	# TODO: safety, remove and allow resettable per-player maps
1705	return 1e99 if $self->isa ("ext::map_per_player");#d#
1706	return 1e99 if $self->{deny_reset};	2110	return 1e99 if $self->{deny_reset};
1707		2111
1708	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	2112	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1709	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	2113	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1710		2114
…		…
1721	my ($self) = @_;	2125	my ($self) = @_;
1722		2126
1723	my $lock = cf::lock_acquire "map_data:$self->{path}";	2127	my $lock = cf::lock_acquire "map_data:$self->{path}";
1724		2128
1725	return if $self->players;	2129	return if $self->players;
1726	return if $self->isa ("ext::map_per_player");#d#
1727		2130
1728	warn "resetting map ", $self->path;#d#	2131	warn "resetting map ", $self->path;
1729		2132
1730	$self->in_memory (cf::MAP_SWAPPED);	2133	$self->in_memory (cf::MAP_SWAPPED);
1731		2134
1732	# need to save uniques path	2135	# need to save uniques path
1733	unless ($self->{deny_save}) {	2136	unless ($self->{deny_save}) {
…		…
1737	if $uniq;	2140	if $uniq;
1738	}	2141	}
1739		2142
1740	delete $cf::MAP{$self->path};	2143	delete $cf::MAP{$self->path};
1741		2144
		2145	$self->deactivate;
		2146	$_->clear_links_to ($self) for values %cf::MAP;
1742	$self->clear;	2147	$self->clear;
1743
1744	$_->clear_links_to ($self) for values %cf::MAP;
1745		2148
1746	$self->unlink_save;	2149	$self->unlink_save;
1747	$self->destroy;	2150	$self->destroy;
1748	}	2151	}
1749		2152
1750	my $nuke_counter = "aaaa";	2153	my $nuke_counter = "aaaa";
1751		2154
1752	sub nuke {	2155	sub nuke {
1753	my ($self) = @_;	2156	my ($self) = @_;
1754		2157
		2158	{
		2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2160
1755	delete $cf::MAP{$self->path};	2161	delete $cf::MAP{$self->path};
1756		2162
1757	$self->unlink_save;	2163	$self->unlink_save;
1758		2164
1759	bless $self, "cf::map";	2165	bless $self, "cf::map";
1760	delete $self->{deny_reset};	2166	delete $self->{deny_reset};
1761	$self->{deny_save} = 1;	2167	$self->{deny_save} = 1;
1762	$self->reset_timeout (1);	2168	$self->reset_timeout (1);
1763	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2169	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1764		2170
1765	$cf::MAP{$self->path} = $self;	2171	$cf::MAP{$self->path} = $self;
		2172	}
1766		2173
1767	$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	]
1768	}	2211	}
1769		2212
1770	=item cf::map::unique_maps	2213	=item cf::map::unique_maps
1771		2214
1772	Returns an arrayref of paths of all shared maps that have	2215	Returns an arrayref of paths of all shared maps that have
1773	instantiated unique items. May block.	2216	instantiated unique items. May block.
1774		2217
1775	=cut	2218	=cut
1776		2219
1777	sub unique_maps() {	2220	sub unique_maps() {
1778	my $files = aio_readdir $UNIQUEDIR	2221	[
1779	or return;	2222	map {
1780
1781	my @paths;
1782
1783	for (@$files) {
1784	utf8::decode $_;	2223	utf8::decode $_;
1785	next if /\.pst$/;	2224	/\.map$/
1786	next unless /^$PATH_SEP/o;	2225	? normalise $_
1787		2226	: ()
1788	push @paths, cf::map::normalise $_;	2227	} @{ aio_readdir $UNIQUEDIR or [] }
1789	}	2228	]
1790
1791	\@paths
1792	}	2229	}
1793		2230
1794	package cf;	2231	package cf;
1795		2232
1796	=back	2233	=back
…		…
1814	map { $_, inv_recursive_ $_->inv } @_	2251	map { $_, inv_recursive_ $_->inv } @_
1815	}	2252	}
1816		2253
1817	sub inv_recursive {	2254	sub inv_recursive {
1818	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	}
1819	}	2287	}
1820		2288
1821	package cf;	2289	package cf;
1822		2290
1823	=back	2291	=back
…		…
1842		2310
1843	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2311	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1844		2312
1845	if ($self->{record_replies}) {	2313	if ($self->{record_replies}) {
1846	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2314	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2315
1847	} 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 {
1848	$msg = $npc->name . " says: $msg" if $npc;	2324	$msg = $npc->name . " says: $msg" if $npc;
1849	$self->message ($msg, $flags);	2325	$self->message ($msg, $flags);
		2326	}
1850	}	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 (@_);
1851	}	2338	}
1852		2339
1853	=item $player_object->may ("access")	2340	=item $player_object->may ("access")
1854		2341
1855	Returns wether the given player is authorized to access resource "access"	2342	Returns wether the given player is authorized to access resource "access"
…		…
1934	# use -1 or undef as default coordinates, not 0, 0	2421	# use -1 or undef as default coordinates, not 0, 0
1935	($x, $y) = ($map->enter_x, $map->enter_y)	2422	($x, $y) = ($map->enter_x, $map->enter_y)
1936	if $x <=0 && $y <= 0;	2423	if $x <=0 && $y <= 0;
1937		2424
1938	$map->load;	2425	$map->load;
1939	$map->load_diag;	2426	$map->load_neighbours;
1940		2427
1941	return unless $self->contr->active;	2428	return unless $self->contr->active;
1942	$self->activate_recursive;	2429	$self->activate_recursive;
1943		2430
1944	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1945	$self->enter_map ($map, $x, $y);	2432	$self->enter_map ($map, $x, $y);
1946	}	2433	}
1947		2434
1948	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2435	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1949		2436
1950	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
1951	her, loading and preparing them map, calling the provided $check callback	2438	her, loading and preparing them map, calling the provided $check callback
1952	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
1953	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.
1954		2442
1955	=cut	2443	=cut
1956		2444
1957	our $GOTOGEN;	2445	our $GOTOGEN;
1958		2446
1959	sub cf::object::player::goto {	2447	sub cf::object::player::goto {
1960	my ($self, $path, $x, $y, $check) = @_;	2448	my ($self, $path, $x, $y, $check, $done) = @_;
1961		2449
1962	# 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
1963	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1964		2452
1965	$self->enter_link;	2453	$self->enter_link;
1966		2454
1967	(async {	2455	(async {
		2456	# *tag paths override both path and x|y
		2457	if ($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
1968	my $map = eval {	2475	my $map = eval {
1969	my $map = cf::map::find $path;	2476	my $map = defined $path ? cf::map::find $path : undef;
1970		2477
1971	if ($map) {	2478	if ($map) {
1972	$map = $map->customise_for ($self);	2479	$map = $map->customise_for ($self);
1973	$map = $check->($map) if $check && $map;	2480	$map = $check->($map) if $check && $map;
1974	} else {	2481	} else {
1975	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2482	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
1976	}	2483	}
1977		2484
1978	$map	2485	$map
1979	};	2486	};
1980		2487
…		…
1985		2492
1986	if ($gen == $self->{_goto_generation}) {	2493	if ($gen == $self->{_goto_generation}) {
1987	delete $self->{_goto_generation};	2494	delete $self->{_goto_generation};
1988	$self->leave_link ($map, $x, $y);	2495	$self->leave_link ($map, $x, $y);
1989	}	2496	}
		2497
		2498	$done->() if $done;
1990	})->prio (1);	2499	})->prio (1);
1991	}	2500	}
1992		2501
1993	=item $player_object->enter_exit ($exit_object)	2502	=item $player_object->enter_exit ($exit_object)
1994		2503
…		…
2063	my $hp = $exit->stats->hp;	2572	my $hp = $exit->stats->hp;
2064	my $sp = $exit->stats->sp;	2573	my $sp = $exit->stats->sp;
2065		2574
2066	$self->enter_link;	2575	$self->enter_link;
2067		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
2068	(async {	2581	(async {
2069	$self->deactivate_recursive; # just to be sure	2582	$self->deactivate_recursive; # just to be sure
2070	unless (eval {	2583	unless (eval {
2071	$self->goto ($slaying, $hp, $sp);	2584	$self->goto ($slaying, $hp, $sp);
2072		2585
…		…
2099		2612
2100	utf8::encode $text;	2613	utf8::encode $text;
2101	$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);
2102	}	2615	}
2103		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
2104	=item $client->ext_event ($type, %msg)	2698	=item $client->ext_msg ($type, @msg)
2105		2699
2106	Sends an exti event to the client.	2700	Sends an ext event to the client.
2107		2701
2108	=cut	2702	=cut
2109		2703
2110	sub cf::client::ext_event($$%) {	2704	sub cf::client::ext_msg($$@) {
2111	my ($self, $type, %msg) = @_;	2705	my ($self, $type, @msg) = @_;
2112		2706
		2707	if ($self->extcmd == 2) {
		2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2709	} elsif ($self->extcmd == 1) { # TODO: remove
2113	$msg{msgtype} = "event_$type";	2710	push @msg, msgtype => "event_$type";
2114	$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	}
2115	}	2731	}
2116		2732
2117	=item $success = $client->query ($flags, "text", \&cb)	2733	=item $success = $client->query ($flags, "text", \&cb)
2118		2734
2119	Queues a query to the client, calling the given callback with	2735	Queues a query to the client, calling the given callback with
2120	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>,
2121	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>.
2122		2738
2123	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
2124	reliable at some point in the future.	2740	become reliable at some point in the future.
2125		2741
2126	=cut	2742	=cut
2127		2743
2128	sub cf::client::query {	2744	sub cf::client::query {
2129	my ($self, $flags, $text, $cb) = @_;	2745	my ($self, $flags, $text, $cb) = @_;
…		…
2137	utf8::encode $text;	2753	utf8::encode $text;
2138	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2754	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2139		2755
2140	$self->send_packet ($self->{query_queue}[0][0])	2756	$self->send_packet ($self->{query_queue}[0][0])
2141	if @{ $self->{query_queue} } == 1;	2757	if @{ $self->{query_queue} } == 1;
		2758
		2759	1
2142	}	2760	}
2143		2761
2144	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	},
2145	on_reply => sub {	2768	on_reply => sub {
2146	my ($ns, $msg) = @_;	2769	my ($ns, $msg) = @_;
2147		2770
2148	# this weird shuffling is so that direct followup queries	2771	# this weird shuffling is so that direct followup queries
2149	# get handled first	2772	# get handled first
…		…
2161	} else {	2784	} else {
2162	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2785	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2163	}	2786	}
2164	}	2787	}
2165	},	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	},
2166	);	2815	);
2167		2816
2168	=item $client->async (\&cb)	2817	=item $client->async (\&cb)
2169		2818
2170	Create a new coroutine, running the specified callback. The coroutine will	2819	Create a new coroutine, running the specified callback. The coroutine will
…		…
2211	our $safe = new Safe "safe";	2860	our $safe = new Safe "safe";
2212	our $safe_hole = new Safe::Hole;	2861	our $safe_hole = new Safe::Hole;
2213		2862
2214	$SIG{FPE} = 'IGNORE';	2863	$SIG{FPE} = 'IGNORE';
2215		2864
2216	$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	));
2217		2870
2218	# here we export the classes and methods available to script code	2871	# here we export the classes and methods available to script code
2219		2872
2220	=pod	2873	=pod
2221		2874
2222	The following functions and methods are available within a safe environment:	2875	The following functions and methods are available within a safe environment:
2223		2876
2224	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
2225	cf::object::player player	2881	cf::object::player
2226	cf::player peaceful	2882	player
2227	cf::map trigger	2883
		2884	cf::player
		2885	peaceful
		2886
		2887	cf::map
		2888	trigger
2228		2889
2229	=cut	2890	=cut
2230		2891
2231	for (	2892	for (
2232	["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)],
2233	["cf::object::player" => qw(player)],	2896	["cf::object::player" => qw(player)],
2234	["cf::player" => qw(peaceful)],	2897	["cf::player" => qw(peaceful)],
2235	["cf::map" => qw(trigger)],	2898	["cf::map" => qw(trigger)],
2236	) {	2899	) {
2237	no strict 'refs';	2900	no strict 'refs';
…		…
2308	=back	2971	=back
2309		2972
2310	=cut	2973	=cut
2311		2974
2312	#############################################################################	2975	#############################################################################
2313
2314	=head2 EXTENSION DATABASE SUPPORT
2315
2316	Crossfire maintains a very simple database for extension use. It can
2317	currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2318	convert to/from binary).
2319
2320	The parameter C<$family> should best start with the name of the extension
2321	using it, it should be unique.
2322
2323	=over 4
2324
2325	=item $value = cf::db_get $family => $key
2326
2327	Returns a single value from the database.
2328
2329	=item cf::db_put $family => $key => $value
2330
2331	Stores the given C<$value> in the family.
2332
2333	=cut
2334
2335	our $DB;
2336
2337	sub db_init {
2338	unless ($DB) {
2339	$DB = BDB::db_create $DB_ENV;
2340
2341	cf::sync_job {
2342	eval {
2343	$DB->set_flags (BDB::CHKSUM);
2344
2345	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2346	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2347	cf::cleanup "db_open(db): $!" if $!;
2348	};
2349	cf::cleanup "db_open(db): $@" if $@;
2350	};
2351	}
2352	}
2353
2354	sub db_get($$) {
2355	my $key = "$_[0]/$_[1]";
2356
2357	cf::sync_job {
2358	BDB::db_get $DB, undef, $key, my $data;
2359
2360	$! ? ()
2361	: $data
2362	}
2363	}
2364
2365	sub db_put($$$) {
2366	BDB::dbreq_pri 4;
2367	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2368	}
2369
2370	=item cf::cache $id => [$paths...], $processversion => $process
2371
2372	Generic caching function that returns the value of the resource $id,
2373	caching and regenerating as required.
2374
2375	This function can block.
2376
2377	=cut
2378
2379	sub cache {
2380	my ($id, $src, $processversion, $process) = @_;
2381
2382	my $meta =
2383	join "\x00",
2384	$processversion,
2385	map {
2386	aio_stat $_
2387	and Carp::croak "$_: $!";
2388
2389	($_, (stat _)[7,9])
2390	} @$src;
2391
2392	my $dbmeta = db_get cache => "$id/meta";
2393	if ($dbmeta ne $meta) {
2394	# changed, we may need to process
2395
2396	my @data;
2397	my $md5;
2398
2399	for (0 .. $#$src) {
2400	0 <= aio_load $src->[$_], $data[$_]
2401	or Carp::croak "$src->[$_]: $!";
2402	}
2403
2404	# if processing is expensive, check
2405	# checksum first
2406	if (1) {
2407	$md5 =
2408	join "\x00",
2409	$processversion,
2410	map {
2411	Coro::cede;
2412	($src->[$_], Digest::MD5::md5_hex $data[$_])
2413	} 0.. $#$src;
2414
2415
2416	my $dbmd5 = db_get cache => "$id/md5";
2417	if ($dbmd5 eq $md5) {
2418	db_put cache => "$id/meta", $meta;
2419
2420	return db_get cache => "$id/data";
2421	}
2422	}
2423
2424	my $t1 = Time::HiRes::time;
2425	my $data = $process->(\@data);
2426	my $t2 = Time::HiRes::time;
2427
2428	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2429
2430	db_put cache => "$id/data", $data;
2431	db_put cache => "$id/md5" , $md5;
2432	db_put cache => "$id/meta", $meta;
2433
2434	return $data;
2435	}
2436
2437	db_get cache => "$id/data"
2438	}
2439
2440	=item fork_call { }, $args
2441
2442	Executes the given code block with the given arguments in a seperate
2443	process, returning the results. Everything must be serialisable with
2444	Coro::Storable. May, of course, block. Note that the executed sub may
2445	never block itself or use any form of Event handling.
2446
2447	=cut
2448
2449	sub fork_call(&@) {
2450	my ($cb, @args) = @_;
2451
2452	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2453	# or die "socketpair: $!";
2454	pipe my $fh1, my $fh2
2455	or die "pipe: $!";
2456
2457	if (my $pid = fork) {
2458	close $fh2;
2459
2460	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2461	$res = Coro::Storable::thaw $res;
2462
2463	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2464
2465	die $$res unless "ARRAY" eq ref $res;
2466
2467	return wantarray ? @$res : $res->[-1];
2468	} else {
2469	reset_signals;
2470	local $SIG{__WARN__};
2471	local $SIG{__DIE__};
2472	eval {
2473	close $fh1;
2474
2475	my @res = eval { $cb->(@args) };
2476	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2477	};
2478
2479	warn $@ if $@;
2480	_exit 0;
2481	}
2482	}
2483
2484	#############################################################################
2485	# the server's init and main functions	2976	# the server's init and main functions
2486		2977
2487	sub load_facedata($) {	2978	sub load_facedata($) {
2488	my ($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;
2489		2986
2490	warn "loading facedata from $path\n";	2987	warn "loading facedata from $path\n";
2491		2988
2492	my $facedata;	2989	my $facedata;
2493	0 < aio_load $path, $facedata	2990	0 < aio_load $path, $facedata
…		…
2496	$facedata = Coro::Storable::thaw $facedata;	2993	$facedata = Coro::Storable::thaw $facedata;
2497		2994
2498	$facedata->{version} == 2	2995	$facedata->{version} == 2
2499	or cf::cleanup "$path: version mismatch, cannot proceed.";	2996	or cf::cleanup "$path: version mismatch, cannot proceed.";
2500		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
2501	{	3005	{
2502	my $faces = $facedata->{faceinfo};	3006	my $faces = $facedata->{faceinfo};
2503		3007
2504	while (my ($face, $info) = each %$faces) {	3008	while (my ($face, $info) = each %$faces) {
2505	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;
2506	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3010	cf::face::set_visibility $idx, $info->{visibility};
		3011	cf::face::set_magicmap $idx, $info->{magicmap};
2507	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2508	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2509	Coro::cede;	3014
		3015	cf::cede_to_tick;
2510	}	3016	}
2511		3017
2512	while (my ($face, $info) = each %$faces) {	3018	while (my ($face, $info) = each %$faces) {
2513	next unless $info->{smooth};	3019	next unless $info->{smooth};
2514	my $idx = cf::face::find $face	3020	my $idx = cf::face::find $face
2515	or next;	3021	or next;
2516	if (my $smooth = cf::face::find $info->{smooth}) {	3022	if (my $smooth = cf::face::find $info->{smooth}) {
		3023	cf::face::set_smooth $idx, $smooth;
2517	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2518	} else {	3025	} else {
2519	warn "smooth face '$info->{smooth}' not found for face '$face'";	3026	warn "smooth face '$info->{smooth}' not found for face '$face'";
2520	}	3027	}
2521	Coro::cede;	3028
		3029	cf::cede_to_tick;
2522	}	3030	}
2523	}	3031	}
2524		3032
2525	{	3033	{
2526	my $anims = $facedata->{animinfo};	3034	my $anims = $facedata->{animinfo};
2527		3035
2528	while (my ($anim, $info) = each %$anims) {	3036	while (my ($anim, $info) = each %$anims) {
2529	cf::anim::set $anim, $info->{frames}, $info->{facings};	3037	cf::anim::set $anim, $info->{frames}, $info->{facings};
2530	Coro::cede;	3038	cf::cede_to_tick;
2531	}	3039	}
2532		3040
2533	cf::anim::invalidate_all; # d'oh	3041	cf::anim::invalidate_all; # d'oh
2534	}	3042	}
2535		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 => $face;
		3089	}
		3090	}
		3091	}
		3092
2536	1	3093	1
2537	}	3094	}
2538		3095
		3096	register_exticmd fx_want => sub {
		3097	my ($ns, $want) = @_;
		3098
		3099	while (my ($k, $v) = each %$want) {
		3100	$ns->fx_want ($k, $v);
		3101	}
		3102	};
		3103
2539	sub reload_regions {	3104	sub reload_regions {
		3105	# HACK to clear player env face cache, we need some signal framework
		3106	# for this (global event?)
		3107	%ext::player_env::MUSIC_FACE_CACHE = ();
		3108
2540	load_resource_file "$MAPDIR/regions"	3109	load_resource_file "$MAPDIR/regions"
2541	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 $_->{match};
		3115	}
2542	}	3116	}
2543		3117
2544	sub reload_facedata {	3118	sub reload_facedata {
2545	load_facedata "$DATADIR/facedata"	3119	load_facedata "$DATADIR/facedata"
2546	or die "unable to load facedata\n";	3120	or die "unable to load facedata\n";
2547	}	3121	}
2548		3122
2549	sub reload_archetypes {	3123	sub reload_archetypes {
2550	load_resource_file "$DATADIR/archetypes"	3124	load_resource_file "$DATADIR/archetypes"
2551	or die "unable to load archetypes\n";	3125	or die "unable to load archetypes\n";
		3126	#d# NEED to laod twice to resolve forward references
		3127	# this really needs to be done in an extra post-pass
		3128	# (which needs to be synchronous, so solve it differently)
		3129	load_resource_file "$DATADIR/archetypes"
		3130	or die "unable to load archetypes\n";
2552	}	3131	}
2553		3132
2554	sub reload_treasures {	3133	sub reload_treasures {
2555	load_resource_file "$DATADIR/treasures"	3134	load_resource_file "$DATADIR/treasures"
2556	or die "unable to load treasurelists\n";	3135	or die "unable to load treasurelists\n";
…		…
2559	sub reload_resources {	3138	sub reload_resources {
2560	warn "reloading resource files...\n";	3139	warn "reloading resource files...\n";
2561		3140
2562	reload_regions;	3141	reload_regions;
2563	reload_facedata;	3142	reload_facedata;
		3143	#reload_archetypes;#d#
2564	reload_archetypes;	3144	reload_archetypes;
2565	reload_treasures;	3145	reload_treasures;
2566		3146
2567	warn "finished reloading resource files\n";	3147	warn "finished reloading resource files\n";
2568	}	3148	}
2569		3149
2570	sub init {	3150	sub init {
2571	reload_resources;	3151	reload_resources;
2572	}	3152	}
2573		3153
2574	sub cfg_load {	3154	sub reload_config {
2575	open my $fh, "<:utf8", "$CONFDIR/config"	3155	open my $fh, "<:utf8", "$CONFDIR/config"
2576	or return;	3156	or return;
2577		3157
2578	local $/;	3158	local $/;
2579	*CFG = YAML::Syck::Load <$fh>;	3159	*CFG = YAML::Syck::Load <$fh>;
…		…
2599	(async {	3179	(async {
2600	Event::one_event;	3180	Event::one_event;
2601	})->prio (Coro::PRIO_MAX);	3181	})->prio (Coro::PRIO_MAX);
2602	};	3182	};
2603		3183
2604	cfg_load;	3184	reload_config;
2605	db_init;	3185	db_init;
2606	load_extensions;	3186	load_extensions;
2607		3187
2608	$TICK_WATCHER->start;	3188	$TICK_WATCHER->start;
2609	Event::loop;	3189	Event::loop;
…		…
2625	},	3205	},
2626	);	3206	);
2627	}	3207	}
2628	}	3208	}
2629		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
2630	sub emergency_save() {	3248	sub emergency_save() {
2631	my $freeze_guard = cf::freeze_mainloop;	3249	my $freeze_guard = cf::freeze_mainloop;
2632		3250
2633	warn "enter emergency perl save\n";	3251	warn "enter emergency perl save\n";
2634		3252
…		…
2709	%EXT_CORO = ();	3327	%EXT_CORO = ();
2710		3328
2711	warn "removing commands";	3329	warn "removing commands";
2712	%COMMAND = ();	3330	%COMMAND = ();
2713		3331
2714	warn "removing ext commands";	3332	warn "removing ext/exti commands";
2715	%EXTCMD = ();	3333	%EXTCMD = ();
		3334	%EXTICMD = ();
2716		3335
2717	warn "unloading/nuking all extensions";	3336	warn "unloading/nuking all extensions";
2718	for my $pkg (@EXTS) {	3337	for my $pkg (@EXTS) {
2719	warn "... unloading $pkg";	3338	warn "... unloading $pkg";
2720		3339
…		…
2763	warn "reloading cf.pm";	3382	warn "reloading cf.pm";
2764	require cf;	3383	require cf;
2765	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2766		3385
2767	warn "loading config and database again";	3386	warn "loading config and database again";
2768	cf::cfg_load;	3387	cf::reload_config;
2769		3388
2770	warn "loading extensions";	3389	warn "loading extensions";
2771	cf::load_extensions;	3390	cf::load_extensions;
2772		3391
2773	warn "reattaching attachments to objects/players";	3392	warn "reattaching attachments to objects/players";
…		…
2838	my $signal = new Coro::Signal;	3457	my $signal = new Coro::Signal;
2839	push @WAIT_FOR_TICK_BEGIN, $signal;	3458	push @WAIT_FOR_TICK_BEGIN, $signal;
2840	$signal->wait;	3459	$signal->wait;
2841	}	3460	}
2842		3461
2843	my $min = 1e6;#d#
2844	my $avg = 10;
2845	$TICK_WATCHER = Event->timer (	3462	$TICK_WATCHER = Event->timer (
2846	reentrant => 0,	3463	reentrant => 0,
2847	parked => 1,	3464	parked => 1,
2848	prio => 0,	3465	prio => 0,
2849	at => $NEXT_TICK || $TICK,	3466	at => $NEXT_TICK || $TICK,
…		…
2857		3474
2858	$NOW = $tick_start = Event::time;	3475	$NOW = $tick_start = Event::time;
2859		3476
2860	cf::server_tick; # one server iteration	3477	cf::server_tick; # one server iteration
2861		3478
2862	0 && sync_job {#d#
2863	for(1..10) {
2864	my $t = Event::time;
2865	my $map = my $map = new_from_path cf::map "/tmp/x.map"
2866	or die;
2867
2868	$map->width (50);
2869	$map->height (50);
2870	$map->alloc;
2871	$map->_load_objects ("/tmp/x.map", 1);
2872	my $t = Event::time - $t;
2873
2874	#next unless $t < 0.0013;#d#
2875	if ($t < $min) {
2876	$min = $t;
2877	}
2878	$avg = $avg * 0.99 + $t * 0.01;
2879	}
2880	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2881	exit 0;
2882	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2883	};
2884
2885	$RUNTIME += $TICK;	3479	$RUNTIME += $TICK;
2886	$NEXT_TICK += $TICK;	3480	$NEXT_TICK += $TICK;
2887		3481
2888	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2889	$NEXT_RUNTIME_WRITE = $NOW + 10;	3483	$NEXT_RUNTIME_WRITE = $NOW + 10;
…		…
2891	write_runtime	3485	write_runtime
2892	or warn "ERROR: unable to write runtime file: $!";	3486	or warn "ERROR: unable to write runtime file: $!";
2893	};	3487	};
2894	}	3488	}
2895		3489
2896	# my $AFTER = Event::time;
2897	# warn $AFTER - $NOW;#d#
2898
2899	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2900	$sig->send;	3491	$sig->send;
2901	}	3492	}
2902	while (my $sig = shift @WAIT_FOR_TICK) {	3493	while (my $sig = shift @WAIT_FOR_TICK) {
2903	$sig->send;	3494	$sig->send;
…		…
2913		3504
2914	$LOAD = ($NOW - $tick_start) / $TICK;	3505	$LOAD = ($NOW - $tick_start) / $TICK;
2915	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2916		3507
2917	_post_tick;	3508	_post_tick;
2918
2919
2920	},	3509	},
2921	);	3510	);
2922		3511
2923	{	3512	{
		3513	BDB::min_parallel 8;
2924	BDB::max_poll_time $TICK * 0.1;	3514	BDB::max_poll_time $TICK * 0.1;
2925	$BDB_POLL_WATCHER = Event->io (	3515	$BDB_POLL_WATCHER = Event->io (
2926	reentrant => 0,	3516	reentrant => 0,
2927	fd => BDB::poll_fileno,	3517	fd => BDB::poll_fileno,
2928	poll => 'r',	3518	poll => 'r',
2929	prio => 0,	3519	prio => 0,
2930	data => WF_AUTOCANCEL,	3520	data => WF_AUTOCANCEL,
2931	cb => \&BDB::poll_cb,	3521	cb => \&BDB::poll_cb,
2932	);	3522	);
2933	BDB::min_parallel 8;
2934		3523
2935	BDB::set_sync_prepare {	3524	BDB::set_sync_prepare {
2936	my $status;	3525	my $status;
2937	my $current = $Coro::current;	3526	my $current = $Coro::current;
2938	(	3527	(
…		…
2947	)	3536	)
2948	};	3537	};
2949		3538
2950	unless ($DB_ENV) {	3539	unless ($DB_ENV) {
2951	$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);
2952		3545
2953	cf::sync_job {	3546	cf::sync_job {
2954	eval {	3547	eval {
2955	BDB::db_env_open	3548	BDB::db_env_open
2956	$DB_ENV,	3549	$DB_ENV,
…		…
2958	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3551	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2959	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3552	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2960	0666;	3553	0666;
2961		3554
2962	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3555	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2963
2964	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2965	$DB_ENV->set_lk_detect;
2966	};	3556	};
2967		3557
2968	cf::cleanup "db_env_open(db): $@" if $@;	3558	cf::cleanup "db_env_open(db): $@" if $@;
2969	};	3559	};
2970	}	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	);
2971	}	3592	}
2972		3593
2973	{	3594	{
2974	IO::AIO::min_parallel 8;	3595	IO::AIO::min_parallel 8;
2975		3596

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