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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.276 by root, Sun Jun 10 04:05:47 2007 UTC vs.
Revision 1.376 by root, Mon Oct 1 00:44:44 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	$Coro::current->desc ("timeslot manager");
		360
		361	my $signal = new Coro::Signal;
		362
		363	while () {
		364	next_job:
		365	my $avail = cf::till_tick;
		366	if ($avail > 0.01) {
		367	for (0 .. $#SLOT_QUEUE) {
		368	if ($SLOT_QUEUE[$_][0] < $avail) {
		369	my $job = splice @SLOT_QUEUE, $_, 1, ();
		370	$job->[2]->send;
		371	Coro::cede;
		372	goto next_job;
		373	}
		374	}
		375	}
		376
		377	if (@SLOT_QUEUE) {
		378	# we do not use wait_For_tick() as it returns immediately when tick is inactive
		379	push @cf::WAIT_FOR_TICK, $signal;
		380	$signal->wait;
		381	} else {
		382	Coro::schedule;
		383	}
		384	}
		385	};
		386
		387	sub get_slot($;$$) {
		388	my ($time, $pri, $name) = @_;
		389
		390	$time = $TICK * .6 if $time > $TICK * .6;
		391	my $sig = new Coro::Signal;
		392
		393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		395	$SLOT_QUEUE->ready;
		396	$sig->wait;
		397	}
		398
311	=item cf::async { BLOCK }	399	=item cf::async { BLOCK }
312		400
313	Currently the same as Coro::async_pool, meaning you cannot use	401	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	402	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.	403	thing you are allowed to do is call C<prio> on it.
…		…
318		406
319	BEGIN { *async = \&Coro::async_pool }	407	BEGIN { *async = \&Coro::async_pool }
320		408
321	=item cf::sync_job { BLOCK }	409	=item cf::sync_job { BLOCK }
322		410
323	The design of crossfire+ requires that the main coro ($Coro::main) is	411	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	412	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.	413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
		414	acceptable.
326		415
327	If it must be done, put the blocking parts into C<sync_job>. This will run	416	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	417	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	418	server will be frozen during this time, so the block should either finish
330	fast or be very important.	419	fast or be very important.
…		…
346		435
347	my $busy = 1;	436	my $busy = 1;
348	my @res;	437	my @res;
349		438
350	(async {	439	(async {
		440	$Coro::current->desc ("sync job coro");
351	@res = eval { $job->() };	441	@res = eval { $job->() };
352	warn $@ if $@;	442	warn $@ if $@;
353	undef $busy;	443	undef $busy;
354	})->prio (Coro::PRIO_MAX);	444	})->prio (Coro::PRIO_MAX);
355		445
…		…
390	$EXT_CORO{$coro+0} = $coro;	480	$EXT_CORO{$coro+0} = $coro;
391		481
392	$coro	482	$coro
393	}	483	}
394		484
395	sub write_runtime {	485	=item fork_call { }, $args
396	my $runtime = "$LOCALDIR/runtime";
397		486
398	# first touch the runtime file to show we are still running:	487	Executes the given code block with the given arguments in a seperate
399	# the fsync below can take a very very long time.	488	process, returning the results. Everything must be serialisable with
		489	Coro::Storable. May, of course, block. Note that the executed sub may
		490	never block itself or use any form of Event handling.
400		491
401	IO::AIO::aio_utime $runtime, undef, undef;	492	=cut
402		493
403	my $guard = cf::lock_acquire "write_runtime";	494	sub fork_call(&@) {
		495	my ($cb, @args) = @_;
404		496
405	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	497	# we seemingly have to make a local copy of the whole thing,
406	or return;	498	# otherwise perl prematurely frees the stuff :/
		499	# TODO: investigate and fix (likely this will be rather laborious)
407		500
408	my $value = $cf::RUNTIME + 90 + 10;	501	my @res = Coro::Util::fork_eval {
409	# 10 is the runtime save interval, for a monotonic clock	502	reset_signals;
410	# 60 allows for the watchdog to kill the server.	503	&$cb
		504	}, @args;
411		505
412	(aio_write $fh, 0, (length $value), $value, 0) <= 0	506	wantarray ? @res : $res[-1]
413	and return;	507	}
414		508
415	# always fsync - this file is important	509	=item $value = cf::db_get $family => $key
416	aio_fsync $fh
417	and return;
418		510
419	# touch it again to show we are up-to-date	511	Returns a single value from the environment database.
420	aio_utime $fh, undef, undef;
421		512
422	close $fh	513	=item cf::db_put $family => $key => $value
423	or return;
424		514
425	aio_rename "$runtime~", $runtime	515	Stores the given C<$value> in the family. It can currently store binary
426	and return;	516	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
427		517
428	warn "runtime file written.\n";	518	=item $db = cf::db_table "name"
429		519
		520	Create and/or open a new database table. The string must not be "db" and must be unique
		521	within each server.
		522
		523	=cut
		524
		525	sub db_table($) {
		526	my ($name) = @_;
		527	my $db = BDB::db_create $DB_ENV;
		528
		529	eval {
		530	$db->set_flags (BDB::CHKSUM);
		531
		532	utf8::encode $name;
		533	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		534	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		535	cf::cleanup "db_open(db): $!" if $!;
		536	};
		537	cf::cleanup "db_open(db): $@" if $@;
		538
		539	$db
		540	}
		541
		542	our $DB;
		543
		544	sub db_init {
		545	cf::sync_job {
		546	$DB ||= db_table "db";
		547	};
		548	}
		549
		550	sub db_get($$) {
		551	my $key = "$_[0]/$_[1]";
		552
		553	cf::sync_job {
		554	BDB::db_get $DB, undef, $key, my $data;
		555
		556	$! ? ()
		557	: $data
430	1	558	}
		559	}
		560
		561	sub db_put($$$) {
		562	BDB::dbreq_pri 4;
		563	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		564	}
		565
		566	=item cf::cache $id => [$paths...], $processversion => $process
		567
		568	Generic caching function that returns the value of the resource $id,
		569	caching and regenerating as required.
		570
		571	This function can block.
		572
		573	=cut
		574
		575	sub cache {
		576	my ($id, $src, $processversion, $process) = @_;
		577
		578	my $meta =
		579	join "\x00",
		580	$processversion,
		581	map {
		582	aio_stat $_
		583	and Carp::croak "$_: $!";
		584
		585	($_, (stat _)[7,9])
		586	} @$src;
		587
		588	my $dbmeta = db_get cache => "$id/meta";
		589	if ($dbmeta ne $meta) {
		590	# changed, we may need to process
		591
		592	my @data;
		593	my $md5;
		594
		595	for (0 .. $#$src) {
		596	0 <= aio_load $src->[$_], $data[$_]
		597	or Carp::croak "$src->[$_]: $!";
		598	}
		599
		600	# if processing is expensive, check
		601	# checksum first
		602	if (1) {
		603	$md5 =
		604	join "\x00",
		605	$processversion,
		606	map {
		607	cf::cede_to_tick;
		608	($src->[$_], Digest::MD5::md5_hex $data[$_])
		609	} 0.. $#$src;
		610
		611
		612	my $dbmd5 = db_get cache => "$id/md5";
		613	if ($dbmd5 eq $md5) {
		614	db_put cache => "$id/meta", $meta;
		615
		616	return db_get cache => "$id/data";
		617	}
		618	}
		619
		620	my $t1 = Time::HiRes::time;
		621	my $data = $process->(\@data);
		622	my $t2 = Time::HiRes::time;
		623
		624	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		625
		626	db_put cache => "$id/data", $data;
		627	db_put cache => "$id/md5" , $md5;
		628	db_put cache => "$id/meta", $meta;
		629
		630	return $data;
		631	}
		632
		633	db_get cache => "$id/data"
431	}	634	}
432		635
433	=item cf::datalog type => key => value, ...	636	=item cf::datalog type => key => value, ...
434		637
435	Log a datalog packet of the given type with the given key-value pairs.	638	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")	656	attach callbacks/event handlers (a collection of which is called an "attachment")
454	to it. All such attachable objects support the following methods.	657	to it. All such attachable objects support the following methods.
455		658
456	In the following description, CLASS can be any of C<global>, C<object>	659	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	660	C<player>, C<client> or C<map> (i.e. the attachable objects in
458	crossfire+).	661	Crossfire TRT).
459		662
460	=over 4	663	=over 4
461		664
462	=item $attachable->attach ($attachment, key => $value...)	665	=item $attachable->attach ($attachment, key => $value...)
463		666
…		…
665	_attach $registry, $klass, @attach;	868	_attach $registry, $klass, @attach;
666	}	869	}
667		870
668	$obj->{$name} = \%arg;	871	$obj->{$name} = \%arg;
669	} else {	872	} else {
670	warn "object uses attachment '$name' that is not available, postponing.\n";	873	warn "object uses attachment '$name' which is not available, postponing.\n";
671	}	874	}
672		875
673	$obj->{_attachment}{$name} = undef;	876	$obj->{_attachment}{$name} = undef;
674	}	877	}
675		878
…		…
715	";	918	";
716	die if $@;	919	die if $@;
717	}	920	}
718		921
719	our $override;	922	our $override;
720	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	923	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
721		924
722	sub override {	925	sub override {
723	$override = 1;	926	$override = 1;
724	@invoke_results = ();	927	@INVOKE_RESULTS = (@_);
725	}	928	}
726		929
727	sub do_invoke {	930	sub do_invoke {
728	my $event = shift;	931	my $event = shift;
729	my $callbacks = shift;	932	my $callbacks = shift;
730		933
731	@invoke_results = ();	934	@INVOKE_RESULTS = ();
732		935
733	local $override;	936	local $override;
734		937
735	for (@$callbacks) {	938	for (@$callbacks) {
736	eval { &{$_->[1]} };	939	eval { &{$_->[1]} };
…		…
753		956
754	Generate an object-specific event with the given arguments.	957	Generate an object-specific event with the given arguments.
755		958
756	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	959	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	960	removed in future versions), and there is no public API to access override
758	results (if you must, access C<@cf::invoke_results> directly).	961	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
759		962
760	=back	963	=back
761		964
762	=cut	965	=cut
763		966
764	#############################################################################	967	#############################################################################
765	# object support	968	# object support
		969	#
		970
		971	sub _can_merge {
		972	my ($ob1, $ob2) = @_;
		973
		974	local $Storable::canonical = 1;
		975	my $fob1 = Storable::freeze $ob1;
		976	my $fob2 = Storable::freeze $ob2;
		977
		978	$fob1 eq $fob2
		979	}
766		980
767	sub reattach {	981	sub reattach {
768	# basically do the same as instantiate, without calling instantiate	982	# basically do the same as instantiate, without calling instantiate
769	my ($obj) = @_;	983	my ($obj) = @_;
770		984
…		…
817	sub object_freezer_save {	1031	sub object_freezer_save {
818	my ($filename, $rdata, $objs) = @_;	1032	my ($filename, $rdata, $objs) = @_;
819		1033
820	sync_job {	1034	sync_job {
821	if (length $$rdata) {	1035	if (length $$rdata) {
		1036	utf8::decode (my $decname = $filename);
822	warn sprintf "saving %s (%d,%d)\n",	1037	warn sprintf "saving %s (%d,%d)\n",
823	$filename, length $$rdata, scalar @$objs;	1038	$decname, length $$rdata, scalar @$objs;
824		1039
825	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
826	chmod SAVE_MODE, $fh;	1041	chmod SAVE_MODE, $fh;
827	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
828	aio_fsync $fh if $cf::USE_FSYNC;	1043	aio_fsync $fh if $cf::USE_FSYNC;
…		…
847	}	1062	}
848	} else {	1063	} else {
849	aio_unlink $filename;	1064	aio_unlink $filename;
850	aio_unlink "$filename.pst";	1065	aio_unlink "$filename.pst";
851	}	1066	}
852	}	1067	};
853	}	1068	}
854		1069
855	sub object_freezer_as_string {	1070	sub object_freezer_as_string {
856	my ($rdata, $objs) = @_;	1071	my ($rdata, $objs) = @_;
857		1072
…		…
869	or return;	1084	or return;
870		1085
871	unless (aio_stat "$filename.pst") {	1086	unless (aio_stat "$filename.pst") {
872	(aio_load "$filename.pst", $av) >= 0	1087	(aio_load "$filename.pst", $av) >= 0
873	or return;	1088	or return;
		1089
874	$av = eval { (Storable::thaw $av)->{objs} };	1090	$av = eval { (Storable::thaw $av)->{objs} };
875	}	1091	}
876		1092
		1093	utf8::decode (my $decname = $filename);
877	warn sprintf "loading %s (%d)\n",	1094	warn sprintf "loading %s (%d,%d)\n",
878	$filename, length $data, scalar @{$av || []};	1095	$decname, length $data, scalar @{$av || []};
		1096
879	return ($data, $av);	1097	($data, $av)
880	}	1098	}
		1099
		1100	=head2 COMMAND CALLBACKS
		1101
		1102	=over 4
		1103
		1104	=cut
881		1105
882	#############################################################################	1106	#############################################################################
883	# command handling &c	1107	# command handling &c
884		1108
885	=item cf::register_command $name => \&callback($ob,$args);	1109	=item cf::register_command $name => \&callback($ob,$args);
…		…
898	push @{ $COMMAND{$name} }, [$caller, $cb];	1122	push @{ $COMMAND{$name} }, [$caller, $cb];
899	}	1123	}
900		1124
901	=item cf::register_extcmd $name => \&callback($pl,$packet);	1125	=item cf::register_extcmd $name => \&callback($pl,$packet);
902		1126
903	Register a callbackf ro execution when the client sends an extcmd packet.	1127	Register a callback for execution when the client sends an (synchronous)
		1128	extcmd packet. Ext commands will be processed in the order they are
		1129	received by the server, like other user commands. The first argument is
		1130	the logged-in player. Ext commands can only be processed after a player
		1131	has logged in successfully.
904		1132
905	If the callback returns something, it is sent back as if reply was being	1133	If the callback returns something, it is sent back as if reply was being
906	called.	1134	called.
907		1135
		1136	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1137
		1138	Register a callback for execution when the client sends an (asynchronous)
		1139	exticmd packet. Exti commands are processed by the server as soon as they
		1140	are received, i.e. out of order w.r.t. other commands. The first argument
		1141	is a client socket. Exti commands can be received anytime, even before
		1142	log-in.
		1143
		1144	If the callback returns something, it is sent back as if reply was being
		1145	called.
		1146
908	=cut	1147	=cut
909		1148
910	sub register_extcmd {	1149	sub register_extcmd {
911	my ($name, $cb) = @_;	1150	my ($name, $cb) = @_;
912		1151
913	$EXTCMD{$name} = $cb;	1152	$EXTCMD{$name} = $cb;
		1153	}
		1154
		1155	sub register_exticmd {
		1156	my ($name, $cb) = @_;
		1157
		1158	$EXTICMD{$name} = $cb;
914	}	1159	}
915		1160
916	cf::player->attach (	1161	cf::player->attach (
917	on_command => sub {	1162	on_command => sub {
918	my ($pl, $name, $params) = @_;	1163	my ($pl, $name, $params) = @_;
…		…
927	cf::override;	1172	cf::override;
928	},	1173	},
929	on_extcmd => sub {	1174	on_extcmd => sub {
930	my ($pl, $buf) = @_;	1175	my ($pl, $buf) = @_;
931		1176
932	my $msg = eval { from_json $buf };	1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
933		1178
934	if (ref $msg) {	1179	if (ref $msg) {
		1180	my ($type, $reply, @payload) =
		1181	"ARRAY" eq ref $msg
		1182	? @$msg
		1183	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1184
		1185	my @reply;
		1186
935	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1187	if (my $cb = $EXTCMD{$type}) {
936	if (my %reply = $cb->($pl, $msg)) {	1188	@reply = $cb->($pl, @payload);
937	$pl->ext_reply ($msg->{msgid}, %reply);
938	}
939	}	1189	}
		1190
		1191	$pl->ext_reply ($reply, @reply)
		1192	if $reply;
		1193
940	} else {	1194	} else {
941	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1195	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
942	}	1196	}
943		1197
944	cf::override;	1198	cf::override;
945	},	1199	},
946	);	1200	);
947		1201
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 {	1202	sub load_extensions {
		1203	cf::sync_job {
		1204	my %todo;
		1205
983	for my $ext (<$LIBDIR/*.ext>) {	1206	for my $path (<$LIBDIR/*.ext>) {
984	next unless -r $ext;	1207	next unless -r $path;
985	eval {	1208
986	load_extension $ext;	1209	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
		1210	my $base = $1;
		1211	my $pkg = $1;
		1212	$pkg =~ s/[^[:word:]]/_/g;
		1213	$pkg = "ext::$pkg";
		1214
		1215	open my $fh, "<:utf8", $path
		1216	or die "$path: $!";
		1217
		1218	my $source = do { local $/; <$fh> };
		1219
		1220	my %ext = (
		1221	path => $path,
		1222	base => $base,
		1223	pkg => $pkg,
		1224	);
		1225
		1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
		1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
		1228
		1229	$ext{source} =
		1230	"package $pkg; use strict; use utf8;\n"
		1231	. "#line 1 \"$path\"\n{\n"
		1232	. $source
		1233	. "\n};\n1";
		1234
		1235	$todo{$base} = \%ext;
		1236	}
		1237
		1238	my %done;
		1239	while (%todo) {
		1240	my $progress;
		1241
		1242	while (my ($k, $v) = each %todo) {
		1243	for (split /,\s*/, $v->{meta}{depends}) {
		1244	goto skip
		1245	unless exists $done{$_};
		1246	}
		1247
		1248	warn "... loading '$k' into '$v->{pkg}'\n";
		1249
		1250	unless (eval $v->{source}) {
		1251	my $msg = $@ ? "$v->{path}: $@\n"
		1252	: "$v->{base}: extension inactive.\n";
		1253
		1254	if (exists $v->{meta}{mandatory}) {
		1255	warn $msg;
		1256	warn "mandatory extension failed to load, exiting.\n";
		1257	exit 1;
		1258	}
		1259
		1260	warn $msg;
		1261	}
		1262
		1263	$done{$k} = delete $todo{$k};
		1264	push @EXTS, $v->{pkg};
		1265	$progress = 1;
987	1	1266	}
988	} or warn "$ext not loaded: $@";	1267
		1268	skip:
		1269	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1270	unless $progress;
		1271	}
989	}	1272	};
990	}	1273	}
991		1274
992	#############################################################################	1275	#############################################################################
993		1276
		1277	=back
		1278
994	=head2 CORE EXTENSIONS	1279	=head2 CORE EXTENSIONS
995		1280
996	Functions and methods that extend core crossfire objects.	1281	Functions and methods that extend core crossfire objects.
997		1282
998	=cut	1283	=cut
…		…
1002	use Coro::AIO;	1287	use Coro::AIO;
1003		1288
1004	=head3 cf::player	1289	=head3 cf::player
1005		1290
1006	=over 4	1291	=over 4
		1292
		1293	=item cf::player::num_playing
		1294
		1295	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1296
		1297	=cut
		1298
		1299	sub num_playing {
		1300	scalar grep
		1301	$_->ob->map
		1302	&& !$_->hidden
		1303	&& !$_->ob->flag (cf::FLAG_WIZ),
		1304	cf::player::list
		1305	}
1007		1306
1008	=item cf::player::find $login	1307	=item cf::player::find $login
1009		1308
1010	Returns the given player object, loading it if necessary (might block).	1309	Returns the given player object, loading it if necessary (might block).
1011		1310
…		…
1047	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1346	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1048	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1347	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1049	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1348	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1050	aio_unlink +(playerdir $login) . "/$login.pl";	1349	aio_unlink +(playerdir $login) . "/$login.pl";
1051		1350
1052	my $pl = load_pl path $login	1351	my $f = new_from_file cf::object::thawer path $login
1053	or return;	1352	or return;
		1353
		1354	my $pl = cf::player::load_pl $f
		1355	or return;
		1356	local $cf::PLAYER_LOADING{$login} = $pl;
		1357	$f->resolve_delayed_derefs;
1054	$cf::PLAYER{$login} = $pl	1358	$cf::PLAYER{$login} = $pl
1055	}	1359	}
1056	}	1360	}
1057	}	1361	}
1058		1362
…		…
1068		1372
1069	aio_mkdir playerdir $pl, 0770;	1373	aio_mkdir playerdir $pl, 0770;
1070	$pl->{last_save} = $cf::RUNTIME;	1374	$pl->{last_save} = $cf::RUNTIME;
1071		1375
1072	$pl->save_pl ($path);	1376	$pl->save_pl ($path);
1073	Coro::cede;	1377	cf::cede_to_tick;
1074	}	1378	}
1075		1379
1076	sub new($) {	1380	sub new($) {
1077	my ($login) = @_;	1381	my ($login) = @_;
1078		1382
…		…
1082	$self->{deny_save} = 1;	1386	$self->{deny_save} = 1;
1083		1387
1084	$cf::PLAYER{$login} = $self;	1388	$cf::PLAYER{$login} = $self;
1085		1389
1086	$self	1390	$self
		1391	}
		1392
		1393	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1394
		1395	=cut
		1396
		1397	sub send_msg {
		1398	my $ns = shift->ns
		1399	or return;
		1400	$ns->send_msg (@_);
1087	}	1401	}
1088		1402
1089	=item $pl->quit_character	1403	=item $pl->quit_character
1090		1404
1091	Nukes the player without looking back. If logged in, the connection will	1405	Nukes the player without looking back. If logged in, the connection will
…		…
1146	or return [];	1460	or return [];
1147		1461
1148	my @logins;	1462	my @logins;
1149		1463
1150	for my $login (@$dirs) {	1464	for my $login (@$dirs) {
		1465	my $path = path $login;
		1466
		1467	# a .pst is a dead give-away for a valid player
		1468	unless (-e "$path.pst") {
1151	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1152	aio_read $fh, 0, 512, my $buf, 0 or next;	1470	aio_read $fh, 0, 512, my $buf, 0 or next;
1153	$buf !~ /^password -------------$/m or next; # official not-valid tag	1471	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1472	}
1154		1473
1155	utf8::decode $login;	1474	utf8::decode $login;
1156	push @logins, $login;	1475	push @logins, $login;
1157	}	1476	}
1158		1477
…		…
1185	}	1504	}
1186		1505
1187	\@paths	1506	\@paths
1188	}	1507	}
1189		1508
		1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1510
		1511	Expand crossfire pod fragments into protocol xml.
		1512
		1513	=cut
		1514
		1515	sub expand_cfpod {
		1516	((my $self), (local $_)) = @_;
		1517
		1518	# escape & and <
		1519	s/&/&amp;/g;
		1520	s/(?<![BIUGHT])</&lt;/g;
		1521
		1522	# this is buggy, it needs to properly take care of nested <'s
		1523
		1524	1 while
		1525	# replace B<>, I<>, U<> etc.
		1526	s/B<([^\>]*)>/<b>$1<\/b>/
		1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
		1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
		1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
		1530	# replace G<male|female> tags
		1531	|| s{G<([^>|]*)\|([^>]*)>}{
		1532	$self->gender ? $2 : $1
		1533	}ge
		1534	# replace H<hint text>
		1535	|| s{H<([^\>]*)>}
		1536	{
		1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
		1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1539	"")
		1540	[$self->{hintmode}]
		1541	}ge;
		1542
		1543	# create single paragraphs (very hackish)
		1544	s/(?<=\S)\n(?=\w)/ /g;
		1545
		1546	# compress some whitespace
		1547	s/\s+\n/\n/g; # ws line-ends
		1548	s/\n\n+/\n/g; # double lines
		1549	s/^\n+//; # beginning lines
		1550	s/\n+$//; # ending lines
		1551
		1552	$_
		1553	}
		1554
		1555	sub hintmode {
		1556	$_[0]{hintmode} = $_[1] if @_ > 1;
		1557	$_[0]{hintmode}
		1558	}
		1559
1190	=item $player->ext_reply ($msgid, %msg)	1560	=item $player->ext_reply ($msgid, @msg)
1191		1561
1192	Sends an ext reply to the player.	1562	Sends an ext reply to the player.
1193		1563
1194	=cut	1564	=cut
1195		1565
1196	sub ext_reply($$%) {	1566	sub ext_reply($$@) {
1197	my ($self, $id, %msg) = @_;	1567	my ($self, $id, @msg) = @_;
1198		1568
1199	$msg{msgid} = $id;	1569	$self->ns->ext_reply ($id, @msg)
1200
1201	$self->send ("ext " . cf::to_json \%msg);
1202	}	1570	}
1203		1571
1204	=item $player->ext_event ($type, %msg)	1572	=item $player->ext_msg ($type, @msg)
1205		1573
1206	Sends an ext event to the client.	1574	Sends an ext event to the client.
1207		1575
1208	=cut	1576	=cut
1209		1577
1210	sub ext_event($$%) {	1578	sub ext_msg($$@) {
1211	my ($self, $type, %msg) = @_;	1579	my ($self, $type, @msg) = @_;
1212		1580
1213	$self->ns->ext_event ($type, %msg);	1581	$self->ns->ext_msg ($type, @msg);
1214	}	1582	}
1215		1583
1216	=head3 cf::region	1584	=head3 cf::region
1217		1585
1218	=over 4	1586	=over 4
…		…
1221		1589
1222	package cf::region;	1590	package cf::region;
1223		1591
1224	=item cf::region::find_by_path $path	1592	=item cf::region::find_by_path $path
1225		1593
1226	Tries to decuce the probable region for a map knowing only its path.	1594	Tries to decuce the likely region for a map knowing only its path.
1227		1595
1228	=cut	1596	=cut
1229		1597
1230	sub find_by_path($) {	1598	sub find_by_path($) {
1231	my ($path) = @_;	1599	my ($path) = @_;
1232		1600
1233	my ($match, $specificity);	1601	my ($match, $specificity);
1234		1602
1235	for my $region (list) {	1603	for my $region (list) {
1236	if ($region->match && $path =~ $region->match) {	1604	if ($region->{match} && $path =~ $region->{match}) {
1237	($match, $specificity) = ($region, $region->specificity)	1605	($match, $specificity) = ($region, $region->specificity)
1238	if $region->specificity > $specificity;	1606	if $region->specificity > $specificity;
1239	}	1607	}
1240	}	1608	}
1241		1609
…		…
1361	$self->init; # pass $1 etc.	1729	$self->init; # pass $1 etc.
1362	return $self;	1730	return $self;
1363	}	1731	}
1364	}	1732	}
1365		1733
1366	Carp::carp "unable to resolve path '$path' (base '$base').";	1734	Carp::cluck "unable to resolve path '$path' (base '$base').";
1367	()	1735	()
1368	}	1736	}
1369		1737
1370	sub init {	1738	sub init {
1371	my ($self) = @_;	1739	my ($self) = @_;
…		…
1434		1802
1435	sub load_header_from($) {	1803	sub load_header_from($) {
1436	my ($self, $path) = @_;	1804	my ($self, $path) = @_;
1437		1805
1438	utf8::encode $path;	1806	utf8::encode $path;
1439	#aio_open $path, O_RDONLY, 0	1807	my $f = new_from_file cf::object::thawer $path
1440	# or return;
1441
1442	$self->_load_header ($path)
1443	or return;	1808	or return;
		1809
		1810	$self->_load_header ($f)
		1811	or return;
		1812
		1813	local $MAP_LOADING{$self->{path}} = $self;
		1814	$f->resolve_delayed_derefs;
1444		1815
1445	$self->{load_path} = $path;	1816	$self->{load_path} = $path;
1446		1817
1447	1	1818	1
1448	}	1819	}
…		…
1502	sub find {	1873	sub find {
1503	my ($path, $origin) = @_;	1874	my ($path, $origin) = @_;
1504		1875
1505	$path = normalise $path, $origin && $origin->path;	1876	$path = normalise $path, $origin && $origin->path;
1506		1877
		1878	cf::lock_wait "map_data:$path";#d#remove
1507	cf::lock_wait "map_find:$path";	1879	cf::lock_wait "map_find:$path";
1508		1880
1509	$cf::MAP{$path} || do {	1881	$cf::MAP{$path} || do {
1510	my $guard = cf::lock_acquire "map_find:$path";	1882	my $guard1 = cf::lock_acquire "map_find:$path";
		1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1884
1511	my $map = new_from_path cf::map $path	1885	my $map = new_from_path cf::map $path
1512	or return;	1886	or return;
1513		1887
1514	$map->{last_save} = $cf::RUNTIME;	1888	$map->{last_save} = $cf::RUNTIME;
1515		1889
…		…
1517	or return;	1891	or return;
1518		1892
1519	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1520	# doing this can freeze the server in a sync job, obviously	1894	# doing this can freeze the server in a sync job, obviously
1521	#$cf::WAIT_FOR_TICK->wait;	1895	#$cf::WAIT_FOR_TICK->wait;
		1896	undef $guard1;
		1897	undef $guard2;
1522	$map->reset;	1898	$map->reset;
1523	undef $guard;
1524	return find $path;	1899	return find $path;
1525	}	1900	}
1526		1901
1527	$cf::MAP{$path} = $map	1902	$cf::MAP{$path} = $map
1528	}	1903	}
…		…
1537	local $self->{deny_reset} = 1; # loading can take a long time	1912	local $self->{deny_reset} = 1; # loading can take a long time
1538		1913
1539	my $path = $self->{path};	1914	my $path = $self->{path};
1540		1915
1541	{	1916	{
1542	my $guard = cf::lock_acquire "map_load:$path";	1917	my $guard = cf::lock_acquire "map_data:$path";
1543		1918
		1919	return unless $self->valid;
1544	return if $self->in_memory != cf::MAP_SWAPPED;	1920	return unless $self->in_memory == cf::MAP_SWAPPED;
1545		1921
1546	$self->in_memory (cf::MAP_LOADING);	1922	$self->in_memory (cf::MAP_LOADING);
1547		1923
1548	$self->alloc;	1924	$self->alloc;
1549		1925
1550	$self->pre_load;	1926	$self->pre_load;
1551	Coro::cede;	1927	cf::cede_to_tick;
1552		1928
		1929	my $f = new_from_file cf::object::thawer $self->{load_path};
		1930	$f->skip_block;
1553	$self->_load_objects ($self->{load_path}, 1)	1931	$self->_load_objects ($f)
1554	or return;	1932	or return;
1555		1933
1556	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1557	if delete $self->{load_original};	1935	if delete $self->{load_original};
1558		1936
1559	if (my $uniq = $self->uniq_path) {	1937	if (my $uniq = $self->uniq_path) {
1560	utf8::encode $uniq;	1938	utf8::encode $uniq;
1561	if (aio_open $uniq, O_RDONLY, 0) {	1939	unless (aio_stat $uniq) {
		1940	if (my $f = new_from_file cf::object::thawer $uniq) {
1562	$self->clear_unique_items;	1941	$self->clear_unique_items;
1563	$self->_load_objects ($uniq, 0);	1942	$self->_load_objects ($f);
		1943	$f->resolve_delayed_derefs;
		1944	}
1564	}	1945	}
1565	}	1946	}
1566		1947
1567	Coro::cede;	1948	$f->resolve_delayed_derefs;
		1949
		1950	cf::cede_to_tick;
1568	# now do the right thing for maps	1951	# now do the right thing for maps
1569	$self->link_multipart_objects;	1952	$self->link_multipart_objects;
1570	$self->difficulty ($self->estimate_difficulty)	1953	$self->difficulty ($self->estimate_difficulty)
1571	unless $self->difficulty;	1954	unless $self->difficulty;
1572	Coro::cede;	1955	cf::cede_to_tick;
1573		1956
1574	unless ($self->{deny_activate}) {	1957	unless ($self->{deny_activate}) {
1575	$self->decay_objects;	1958	$self->decay_objects;
1576	$self->fix_auto_apply;	1959	$self->fix_auto_apply;
1577	$self->update_buttons;	1960	$self->update_buttons;
1578	Coro::cede;	1961	cf::cede_to_tick;
1579	$self->set_darkness_map;	1962	$self->set_darkness_map;
1580	Coro::cede;	1963	cf::cede_to_tick;
1581	$self->activate;	1964	$self->activate;
1582	}	1965	}
		1966
		1967	$self->{last_save} = $cf::RUNTIME;
		1968	$self->last_access ($cf::RUNTIME);
1583		1969
1584	$self->in_memory (cf::MAP_IN_MEMORY);	1970	$self->in_memory (cf::MAP_IN_MEMORY);
1585	}	1971	}
1586		1972
1587	$self->post_load;	1973	$self->post_load;
…		…
1598		1984
1599	$self	1985	$self
1600	}	1986	}
1601		1987
1602	# find and load all maps in the 3x3 area around a map	1988	# find and load all maps in the 3x3 area around a map
1603	sub load_diag {	1989	sub load_neighbours {
1604	my ($map) = @_;	1990	my ($map) = @_;
1605		1991
1606	my @diag; # diagonal neighbours	1992	my @neigh; # diagonal neighbours
1607		1993
1608	for (0 .. 3) {	1994	for (0 .. 3) {
1609	my $neigh = $map->tile_path ($_)	1995	my $neigh = $map->tile_path ($_)
1610	or next;	1996	or next;
1611	$neigh = find $neigh, $map	1997	$neigh = find $neigh, $map
1612	or next;	1998	or next;
1613	$neigh->load;	1999	$neigh->load;
1614		2000
		2001	push @neigh,
1615	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2002	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1616	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2003	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1617	}	2004	}
1618		2005
1619	for (@diag) {	2006	for (grep defined $_->[0], @neigh) {
		2007	my ($path, $origin) = @$_;
1620	my $neigh = find @$_	2008	my $neigh = find $path, $origin
1621	or next;	2009	or next;
1622	$neigh->load;	2010	$neigh->load;
1623	}	2011	}
1624	}	2012	}
1625		2013
…		…
1630	}	2018	}
1631		2019
1632	sub do_load_sync {	2020	sub do_load_sync {
1633	my ($map) = @_;	2021	my ($map) = @_;
1634		2022
		2023	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2024	if $Coro::current == $Coro::main;
		2025
1635	cf::sync_job { $map->load };	2026	cf::sync_job { $map->load };
1636	}	2027	}
1637		2028
1638	our %MAP_PREFETCH;	2029	our %MAP_PREFETCH;
1639	our $MAP_PREFETCHER = undef;	2030	our $MAP_PREFETCHER = undef;
1640		2031
1641	sub find_async {	2032	sub find_async {
1642	my ($path, $origin) = @_;	2033	my ($path, $origin, $load) = @_;
1643		2034
1644	$path = normalise $path, $origin && $origin->{path};	2035	$path = normalise $path, $origin && $origin->{path};
1645		2036
1646	if (my $map = $cf::MAP{$path}) {	2037	if (my $map = $cf::MAP{$path}) {
1647	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1648	}	2039	}
1649		2040
1650	undef $MAP_PREFETCH{$path};	2041	$MAP_PREFETCH{$path} |= $load;
		2042
1651	$MAP_PREFETCHER ||= cf::async {	2043	$MAP_PREFETCHER ||= cf::async {
		2044	$Coro::current->{desc} = "map prefetcher";
		2045
1652	while (%MAP_PREFETCH) {	2046	while (%MAP_PREFETCH) {
1653	for my $path (keys %MAP_PREFETCH) {	2047	while (my ($k, $v) = each %MAP_PREFETCH) {
1654	my $map = find $path	2048	if (my $map = find $k) {
1655	or next;
1656	$map->load;	2049	$map->load if $v;
		2050	}
1657		2051
1658	delete $MAP_PREFETCH{$path};	2052	delete $MAP_PREFETCH{$k};
1659	}	2053	}
1660	}	2054	}
1661	undef $MAP_PREFETCHER;	2055	undef $MAP_PREFETCHER;
1662	};	2056	};
1663	$MAP_PREFETCHER->prio (6);	2057	$MAP_PREFETCHER->prio (6);
…		…
1666	}	2060	}
1667		2061
1668	sub save {	2062	sub save {
1669	my ($self) = @_;	2063	my ($self) = @_;
1670		2064
1671	my $lock = cf::lock_acquire "map_data:" . $self->path;	2065	my $lock = cf::lock_acquire "map_data:$self->{path}";
1672		2066
1673	$self->{last_save} = $cf::RUNTIME;	2067	$self->{last_save} = $cf::RUNTIME;
1674		2068
1675	return unless $self->dirty;	2069	return unless $self->dirty;
1676		2070
…		…
1682	return if $self->{deny_save};	2076	return if $self->{deny_save};
1683		2077
1684	local $self->{last_access} = $self->last_access;#d#	2078	local $self->{last_access} = $self->last_access;#d#
1685		2079
1686	cf::async {	2080	cf::async {
		2081	$Coro::current->{desc} = "map player save";
1687	$_->contr->save for $self->players;	2082	$_->contr->save for $self->players;
1688	};	2083	};
1689		2084
1690	if ($uniq) {	2085	if ($uniq) {
1691	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1699	my ($self) = @_;	2094	my ($self) = @_;
1700		2095
1701	# save first because save cedes	2096	# save first because save cedes
1702	$self->save;	2097	$self->save;
1703		2098
1704	my $lock = cf::lock_acquire "map_data:" . $self->path;	2099	my $lock = cf::lock_acquire "map_data:$self->{path}";
1705		2100
1706	return if $self->players;	2101	return if $self->players;
1707	return if $self->in_memory != cf::MAP_IN_MEMORY;	2102	return if $self->in_memory != cf::MAP_IN_MEMORY;
1708	return if $self->{deny_save};	2103	return if $self->{deny_save};
1709		2104
		2105	$self->in_memory (cf::MAP_SWAPPED);
		2106
		2107	$self->deactivate;
		2108	$_->clear_links_to ($self) for values %cf::MAP;
1710	$self->clear;	2109	$self->clear;
1711	$self->in_memory (cf::MAP_SWAPPED);
1712	}	2110	}
1713		2111
1714	sub reset_at {	2112	sub reset_at {
1715	my ($self) = @_;	2113	my ($self) = @_;
1716		2114
…		…
1748	if $uniq;	2146	if $uniq;
1749	}	2147	}
1750		2148
1751	delete $cf::MAP{$self->path};	2149	delete $cf::MAP{$self->path};
1752		2150
		2151	$self->deactivate;
		2152	$_->clear_links_to ($self) for values %cf::MAP;
1753	$self->clear;	2153	$self->clear;
1754
1755	$_->clear_links_to ($self) for values %cf::MAP;
1756		2154
1757	$self->unlink_save;	2155	$self->unlink_save;
1758	$self->destroy;	2156	$self->destroy;
1759	}	2157	}
1760		2158
1761	my $nuke_counter = "aaaa";	2159	my $nuke_counter = "aaaa";
1762		2160
1763	sub nuke {	2161	sub nuke {
1764	my ($self) = @_;	2162	my ($self) = @_;
1765		2163
		2164	{
		2165	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2166
1766	delete $cf::MAP{$self->path};	2167	delete $cf::MAP{$self->path};
1767		2168
1768	$self->unlink_save;	2169	$self->unlink_save;
1769		2170
1770	bless $self, "cf::map";	2171	bless $self, "cf::map";
1771	delete $self->{deny_reset};	2172	delete $self->{deny_reset};
1772	$self->{deny_save} = 1;	2173	$self->{deny_save} = 1;
1773	$self->reset_timeout (1);	2174	$self->reset_timeout (1);
1774	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2175	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1775		2176
1776	$cf::MAP{$self->path} = $self;	2177	$cf::MAP{$self->path} = $self;
		2178	}
1777		2179
1778	$self->reset; # polite request, might not happen	2180	$self->reset; # polite request, might not happen
1779	}	2181	}
1780		2182
1781	=item $maps = cf::map::tmp_maps	2183	=item $maps = cf::map::tmp_maps
1782		2184
1783	Returns an arrayref with all map paths of currently instantiated and saved	2185	Returns an arrayref with all map paths of currently instantiated and saved
1784	maps.	2186	maps. May block.
1785		2187
1786	=cut	2188	=cut
1787		2189
1788	sub tmp_maps() {	2190	sub tmp_maps() {
1789	[	2191	[
1790	map {	2192	map {
1791	utf8::decode $_;	2193	utf8::decode $_;
1792	!/\.(?:pst|meta)$/ && /^$PATH_SEP/o	2194	/\.map$/
1793	? normalise $_	2195	? normalise $_
1794	: ()	2196	: ()
1795	} @{ aio_readdir $TMPDIR or [] }	2197	} @{ aio_readdir $TMPDIR or [] }
1796	]	2198	]
1797	}	2199	}
1798		2200
		2201	=item $maps = cf::map::random_maps
		2202
		2203	Returns an arrayref with all map paths of currently instantiated and saved
		2204	random maps. May block.
		2205
		2206	=cut
		2207
		2208	sub random_maps() {
		2209	[
		2210	map {
		2211	utf8::decode $_;
		2212	/\.map$/
		2213	? normalise "?random/$_"
		2214	: ()
		2215	} @{ aio_readdir $RANDOMDIR or [] }
		2216	]
		2217	}
		2218
1799	=item cf::map::unique_maps	2219	=item cf::map::unique_maps
1800		2220
1801	Returns an arrayref of paths of all shared maps that have	2221	Returns an arrayref of paths of all shared maps that have
1802	instantiated unique items. May block.	2222	instantiated unique items. May block.
1803		2223
…		…
1805		2225
1806	sub unique_maps() {	2226	sub unique_maps() {
1807	[	2227	[
1808	map {	2228	map {
1809	utf8::decode $_;	2229	utf8::decode $_;
1810	!/\.(?:pst|meta)$/ && /^$PATH_SEP/o	2230	/\.map$/
1811	? normalise $_	2231	? normalise $_
1812	: ()	2232	: ()
1813	} @{ aio_readdir $UNIQUEDIR or [] }	2233	} @{ aio_readdir $UNIQUEDIR or [] }
1814	]	2234	]
1815	}	2235	}
…		…
1837	map { $_, inv_recursive_ $_->inv } @_	2257	map { $_, inv_recursive_ $_->inv } @_
1838	}	2258	}
1839		2259
1840	sub inv_recursive {	2260	sub inv_recursive {
1841	inv_recursive_ inv $_[0]	2261	inv_recursive_ inv $_[0]
		2262	}
		2263
		2264	=item $ref = $ob->ref
		2265
		2266	creates and returns a persistent reference to an objetc that can be stored as a string.
		2267
		2268	=item $ob = cf::object::deref ($refstring)
		2269
		2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2271	even if the object actually exists. May block.
		2272
		2273	=cut
		2274
		2275	sub deref {
		2276	my ($ref) = @_;
		2277
		2278	# temporary compatibility#TODO#remove
		2279	$ref =~ s{^<}{player/<};
		2280
		2281	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {
		2282	my ($uuid, $name) = ($1, $2);
		2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2284	or return;
		2285	$pl->ob->uuid eq $uuid
		2286	or return;
		2287
		2288	$pl->ob
		2289	} else {
		2290	warn "$ref: cannot resolve object reference\n";
		2291	undef
		2292	}
1842	}	2293	}
1843		2294
1844	package cf;	2295	package cf;
1845		2296
1846	=back	2297	=back
…		…
1865		2316
1866	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2317	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1867		2318
1868	if ($self->{record_replies}) {	2319	if ($self->{record_replies}) {
1869	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2320	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2321
1870	} else {	2322	} else {
		2323	my $pl = $self->contr;
		2324
		2325	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2326	my $dialog = $pl->{npc_dialog};
		2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2328
		2329	} else {
1871	$msg = $npc->name . " says: $msg" if $npc;	2330	$msg = $npc->name . " says: $msg" if $npc;
1872	$self->message ($msg, $flags);	2331	$self->message ($msg, $flags);
		2332	}
1873	}	2333	}
		2334	}
		2335
		2336	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2337
		2338	=cut
		2339
		2340	sub cf::object::send_msg {
		2341	my $pl = shift->contr
		2342	or return;
		2343	$pl->send_msg (@_);
1874	}	2344	}
1875		2345
1876	=item $player_object->may ("access")	2346	=item $player_object->may ("access")
1877		2347
1878	Returns wether the given player is authorized to access resource "access"	2348	Returns wether the given player is authorized to access resource "access"
…		…
1957	# use -1 or undef as default coordinates, not 0, 0	2427	# use -1 or undef as default coordinates, not 0, 0
1958	($x, $y) = ($map->enter_x, $map->enter_y)	2428	($x, $y) = ($map->enter_x, $map->enter_y)
1959	if $x <=0 && $y <= 0;	2429	if $x <=0 && $y <= 0;
1960		2430
1961	$map->load;	2431	$map->load;
1962	$map->load_diag;	2432	$map->load_neighbours;
1963		2433
1964	return unless $self->contr->active;	2434	return unless $self->contr->active;
1965	$self->activate_recursive;	2435	$self->activate_recursive;
1966		2436
1967	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2437	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1968	$self->enter_map ($map, $x, $y);	2438	$self->enter_map ($map, $x, $y);
1969	}	2439	}
1970		2440
1971	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2441	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1972		2442
1973	Moves the player to the given map-path and coordinates by first freezing	2443	Moves the player to the given map-path and coordinates by first freezing
1974	her, loading and preparing them map, calling the provided $check callback	2444	her, loading and preparing them map, calling the provided $check callback
1975	that has to return the map if sucecssful, and then unfreezes the player on	2445	that has to return the map if sucecssful, and then unfreezes the player on
1976	the new (success) or old (failed) map position.	2446	the new (success) or old (failed) map position. In either case, $done will
		2447	be called at the end of this process.
1977		2448
1978	=cut	2449	=cut
1979		2450
1980	our $GOTOGEN;	2451	our $GOTOGEN;
1981		2452
1982	sub cf::object::player::goto {	2453	sub cf::object::player::goto {
1983	my ($self, $path, $x, $y, $check) = @_;	2454	my ($self, $path, $x, $y, $check, $done) = @_;
1984		2455
1985	# do generation counting so two concurrent goto's will be executed in-order	2456	# do generation counting so two concurrent goto's will be executed in-order
1986	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2457	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1987		2458
1988	$self->enter_link;	2459	$self->enter_link;
1989		2460
1990	(async {	2461	(async {
		2462	$Coro::current->{desc} = "player::goto $path $x $y";
		2463
		2464	# *tag paths override both path and x|y
		2465	if ($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
1991	my $map = eval {	2483	my $map = eval {
1992	my $map = cf::map::find $path;	2484	my $map = defined $path ? cf::map::find $path : undef;
1993		2485
1994	if ($map) {	2486	if ($map) {
1995	$map = $map->customise_for ($self);	2487	$map = $map->customise_for ($self);
1996	$map = $check->($map) if $check && $map;	2488	$map = $check->($map) if $check && $map;
1997	} else {	2489	} else {
1998	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2490	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
1999	}	2491	}
2000		2492
2001	$map	2493	$map
2002	};	2494	};
2003		2495
…		…
2008		2500
2009	if ($gen == $self->{_goto_generation}) {	2501	if ($gen == $self->{_goto_generation}) {
2010	delete $self->{_goto_generation};	2502	delete $self->{_goto_generation};
2011	$self->leave_link ($map, $x, $y);	2503	$self->leave_link ($map, $x, $y);
2012	}	2504	}
		2505
		2506	$done->() if $done;
2013	})->prio (1);	2507	})->prio (1);
2014	}	2508	}
2015		2509
2016	=item $player_object->enter_exit ($exit_object)	2510	=item $player_object->enter_exit ($exit_object)
2017		2511
…		…
2086	my $hp = $exit->stats->hp;	2580	my $hp = $exit->stats->hp;
2087	my $sp = $exit->stats->sp;	2581	my $sp = $exit->stats->sp;
2088		2582
2089	$self->enter_link;	2583	$self->enter_link;
2090		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
2091	(async {	2589	(async {
		2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2591
2092	$self->deactivate_recursive; # just to be sure	2592	$self->deactivate_recursive; # just to be sure
2093	unless (eval {	2593	unless (eval {
2094	$self->goto ($slaying, $hp, $sp);	2594	$self->goto ($slaying, $hp, $sp);
2095		2595
2096	1;	2596	1;
…		…
2122		2622
2123	utf8::encode $text;	2623	utf8::encode $text;
2124	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2624	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2125	}	2625	}
2126		2626
		2627	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2628
		2629	Send a drawinfo or msg packet to the client, formatting the msg for the
		2630	client if neccessary. C<$type> should be a string identifying the type of
		2631	the message, with C<log> being the default. If C<$color> is negative, suppress
		2632	the message unless the client supports the msg packet.
		2633
		2634	=cut
		2635
		2636	our %CHANNEL = (
		2637	"c/identify" => {
		2638	id => "infobox",
		2639	title => "Identify",
		2640	reply => undef,
		2641	tooltip => "Items recently identified",
		2642	},
		2643	"c/examine" => {
		2644	id => "infobox",
		2645	title => "Examine",
		2646	reply => undef,
		2647	tooltip => "Signs and other items you examined",
		2648	},
		2649	"c/lookat" => {
		2650	id => "infobox",
		2651	title => "Look",
		2652	reply => undef,
		2653	tooltip => "What you saw there",
		2654	},
		2655	);
		2656
		2657	sub cf::client::send_msg {
		2658	my ($self, $channel, $msg, $color, @extra) = @_;
		2659
		2660	$msg = $self->pl->expand_cfpod ($msg);
		2661
		2662	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2663
		2664	# check predefined channels, for the benefit of C
		2665	if ($CHANNEL{$channel}) {
		2666	$channel = $CHANNEL{$channel};
		2667
		2668	$self->ext_msg (channel_info => $channel)
		2669	if $self->can_msg;
		2670
		2671	$channel = $channel->{id};
		2672
		2673	} elsif (ref $channel) {
		2674	# send meta info to client, if not yet sent
		2675	unless (exists $self->{channel}{$channel->{id}}) {
		2676	$self->{channel}{$channel->{id}} = $channel;
		2677	$self->ext_msg (channel_info => $channel)
		2678	if $self->can_msg;
		2679	}
		2680
		2681	$channel = $channel->{id};
		2682	}
		2683
		2684	return unless @extra || length $msg;
		2685
		2686	if ($self->can_msg) {
		2687	# default colour, mask it out
		2688	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2689	if $color & cf::NDI_DEF;
		2690
		2691	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2692	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2693	} else {
		2694	if ($color >= 0) {
		2695	# replace some tags by gcfclient-compatible ones
		2696	for ($msg) {
		2697	1 while
		2698	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2699	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2700	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2701	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2702	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2703	}
		2704
		2705	$color &= cf::NDI_COLOR_MASK;
		2706
		2707	utf8::encode $msg;
		2708
		2709	if (0 && $msg =~ /\[/) {
		2710	# COMMAND/INFO
		2711	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2712	} else {
		2713	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2714	$self->send_packet ("drawinfo $color $msg")
		2715	}
		2716	}
		2717	}
		2718	}
		2719
2127	=item $client->ext_event ($type, %msg)	2720	=item $client->ext_msg ($type, @msg)
2128		2721
2129	Sends an exti event to the client.	2722	Sends an ext event to the client.
2130		2723
2131	=cut	2724	=cut
2132		2725
2133	sub cf::client::ext_event($$%) {	2726	sub cf::client::ext_msg($$@) {
2134	my ($self, $type, %msg) = @_;	2727	my ($self, $type, @msg) = @_;
2135		2728
		2729	if ($self->extcmd == 2) {
		2730	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2731	} elsif ($self->extcmd == 1) { # TODO: remove
2136	$msg{msgtype} = "event_$type";	2732	push @msg, msgtype => "event_$type";
2137	$self->send_packet ("ext " . cf::to_json \%msg);	2733	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2734	}
		2735	}
		2736
		2737	=item $client->ext_reply ($msgid, @msg)
		2738
		2739	Sends an ext reply to the client.
		2740
		2741	=cut
		2742
		2743	sub cf::client::ext_reply($$@) {
		2744	my ($self, $id, @msg) = @_;
		2745
		2746	if ($self->extcmd == 2) {
		2747	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2748	} elsif ($self->extcmd == 1) {
		2749	#TODO: version 1, remove
		2750	unshift @msg, msgtype => "reply", msgid => $id;
		2751	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2752	}
2138	}	2753	}
2139		2754
2140	=item $success = $client->query ($flags, "text", \&cb)	2755	=item $success = $client->query ($flags, "text", \&cb)
2141		2756
2142	Queues a query to the client, calling the given callback with	2757	Queues a query to the client, calling the given callback with
2143	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2758	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2144	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2759	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2145		2760
2146	Queries can fail, so check the return code. Or don't, as queries will become	2761	Queries can fail, so check the return code. Or don't, as queries will
2147	reliable at some point in the future.	2762	become reliable at some point in the future.
2148		2763
2149	=cut	2764	=cut
2150		2765
2151	sub cf::client::query {	2766	sub cf::client::query {
2152	my ($self, $flags, $text, $cb) = @_;	2767	my ($self, $flags, $text, $cb) = @_;
…		…
2160	utf8::encode $text;	2775	utf8::encode $text;
2161	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2776	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2162		2777
2163	$self->send_packet ($self->{query_queue}[0][0])	2778	$self->send_packet ($self->{query_queue}[0][0])
2164	if @{ $self->{query_queue} } == 1;	2779	if @{ $self->{query_queue} } == 1;
		2780
		2781	1
2165	}	2782	}
2166		2783
2167	cf::client->attach (	2784	cf::client->attach (
		2785	on_connect => sub {
		2786	my ($ns) = @_;
		2787
		2788	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2789	},
2168	on_reply => sub {	2790	on_reply => sub {
2169	my ($ns, $msg) = @_;	2791	my ($ns, $msg) = @_;
2170		2792
2171	# this weird shuffling is so that direct followup queries	2793	# this weird shuffling is so that direct followup queries
2172	# get handled first	2794	# get handled first
…		…
2184	} else {	2806	} else {
2185	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2807	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2186	}	2808	}
2187	}	2809	}
2188	},	2810	},
		2811	on_exticmd => sub {
		2812	my ($ns, $buf) = @_;
		2813
		2814	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2815
		2816	if (ref $msg) {
		2817	my ($type, $reply, @payload) =
		2818	"ARRAY" eq ref $msg
		2819	? @$msg
		2820	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2821
		2822	my @reply;
		2823
		2824	if (my $cb = $EXTICMD{$type}) {
		2825	@reply = $cb->($ns, @payload);
		2826	}
		2827
		2828	$ns->ext_reply ($reply, @reply)
		2829	if $reply;
		2830
		2831	} else {
		2832	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2833	}
		2834
		2835	cf::override;
		2836	},
2189	);	2837	);
2190		2838
2191	=item $client->async (\&cb)	2839	=item $client->async (\&cb)
2192		2840
2193	Create a new coroutine, running the specified callback. The coroutine will	2841	Create a new coroutine, running the specified callback. The coroutine will
…		…
2234	our $safe = new Safe "safe";	2882	our $safe = new Safe "safe";
2235	our $safe_hole = new Safe::Hole;	2883	our $safe_hole = new Safe::Hole;
2236		2884
2237	$SIG{FPE} = 'IGNORE';	2885	$SIG{FPE} = 'IGNORE';
2238		2886
2239	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	2887	$safe->permit_only (Opcode::opset qw(
		2888	:base_core :base_mem :base_orig :base_math
		2889	grepstart grepwhile mapstart mapwhile
		2890	sort time
		2891	));
2240		2892
2241	# here we export the classes and methods available to script code	2893	# here we export the classes and methods available to script code
2242		2894
2243	=pod	2895	=pod
2244		2896
2245	The following functions and methods are available within a safe environment:	2897	The following functions and methods are available within a safe environment:
2246		2898
2247	cf::object contr pay_amount pay_player map	2899	cf::object
		2900	contr pay_amount pay_player map x y force_find force_add
		2901	insert remove name archname title slaying race decrease_ob_nr
		2902
2248	cf::object::player player	2903	cf::object::player
2249	cf::player peaceful	2904	player
2250	cf::map trigger	2905
		2906	cf::player
		2907	peaceful
		2908
		2909	cf::map
		2910	trigger
2251		2911
2252	=cut	2912	=cut
2253		2913
2254	for (	2914	for (
2255	["cf::object" => qw(contr pay_amount pay_player map)],	2915	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		2916	insert remove inv name archname title slaying race
		2917	decrease_ob_nr)],
2256	["cf::object::player" => qw(player)],	2918	["cf::object::player" => qw(player)],
2257	["cf::player" => qw(peaceful)],	2919	["cf::player" => qw(peaceful)],
2258	["cf::map" => qw(trigger)],	2920	["cf::map" => qw(trigger)],
2259	) {	2921	) {
2260	no strict 'refs';	2922	no strict 'refs';
…		…
2331	=back	2993	=back
2332		2994
2333	=cut	2995	=cut
2334		2996
2335	#############################################################################	2997	#############################################################################
2336
2337	=head2 EXTENSION DATABASE SUPPORT
2338
2339	Crossfire maintains a very simple database for extension use. It can
2340	currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2341	convert to/from binary).
2342
2343	The parameter C<$family> should best start with the name of the extension
2344	using it, it should be unique.
2345
2346	=over 4
2347
2348	=item $value = cf::db_get $family => $key
2349
2350	Returns a single value from the database.
2351
2352	=item cf::db_put $family => $key => $value
2353
2354	Stores the given C<$value> in the family.
2355
2356	=cut
2357
2358	our $DB;
2359
2360	sub db_init {
2361	unless ($DB) {
2362	$DB = BDB::db_create $DB_ENV;
2363
2364	cf::sync_job {
2365	eval {
2366	$DB->set_flags (BDB::CHKSUM);
2367
2368	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2369	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2370	cf::cleanup "db_open(db): $!" if $!;
2371	};
2372	cf::cleanup "db_open(db): $@" if $@;
2373	};
2374	}
2375	}
2376
2377	sub db_get($$) {
2378	my $key = "$_[0]/$_[1]";
2379
2380	cf::sync_job {
2381	BDB::db_get $DB, undef, $key, my $data;
2382
2383	$! ? ()
2384	: $data
2385	}
2386	}
2387
2388	sub db_put($$$) {
2389	BDB::dbreq_pri 4;
2390	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2391	}
2392
2393	=item cf::cache $id => [$paths...], $processversion => $process
2394
2395	Generic caching function that returns the value of the resource $id,
2396	caching and regenerating as required.
2397
2398	This function can block.
2399
2400	=cut
2401
2402	sub cache {
2403	my ($id, $src, $processversion, $process) = @_;
2404
2405	my $meta =
2406	join "\x00",
2407	$processversion,
2408	map {
2409	aio_stat $_
2410	and Carp::croak "$_: $!";
2411
2412	($_, (stat _)[7,9])
2413	} @$src;
2414
2415	my $dbmeta = db_get cache => "$id/meta";
2416	if ($dbmeta ne $meta) {
2417	# changed, we may need to process
2418
2419	my @data;
2420	my $md5;
2421
2422	for (0 .. $#$src) {
2423	0 <= aio_load $src->[$_], $data[$_]
2424	or Carp::croak "$src->[$_]: $!";
2425	}
2426
2427	# if processing is expensive, check
2428	# checksum first
2429	if (1) {
2430	$md5 =
2431	join "\x00",
2432	$processversion,
2433	map {
2434	Coro::cede;
2435	($src->[$_], Digest::MD5::md5_hex $data[$_])
2436	} 0.. $#$src;
2437
2438
2439	my $dbmd5 = db_get cache => "$id/md5";
2440	if ($dbmd5 eq $md5) {
2441	db_put cache => "$id/meta", $meta;
2442
2443	return db_get cache => "$id/data";
2444	}
2445	}
2446
2447	my $t1 = Time::HiRes::time;
2448	my $data = $process->(\@data);
2449	my $t2 = Time::HiRes::time;
2450
2451	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2452
2453	db_put cache => "$id/data", $data;
2454	db_put cache => "$id/md5" , $md5;
2455	db_put cache => "$id/meta", $meta;
2456
2457	return $data;
2458	}
2459
2460	db_get cache => "$id/data"
2461	}
2462
2463	=item fork_call { }, $args
2464
2465	Executes the given code block with the given arguments in a seperate
2466	process, returning the results. Everything must be serialisable with
2467	Coro::Storable. May, of course, block. Note that the executed sub may
2468	never block itself or use any form of Event handling.
2469
2470	=cut
2471
2472	sub fork_call(&@) {
2473	my ($cb, @args) = @_;
2474
2475	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2476	# or die "socketpair: $!";
2477	pipe my $fh1, my $fh2
2478	or die "pipe: $!";
2479
2480	if (my $pid = fork) {
2481	close $fh2;
2482
2483	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2484	$res = Coro::Storable::thaw $res;
2485
2486	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2487
2488	die $$res unless "ARRAY" eq ref $res;
2489
2490	return wantarray ? @$res : $res->[-1];
2491	} else {
2492	reset_signals;
2493	local $SIG{__WARN__};
2494	local $SIG{__DIE__};
2495	eval {
2496	close $fh1;
2497
2498	my @res = eval { $cb->(@args) };
2499	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2500	};
2501
2502	warn $@ if $@;
2503	_exit 0;
2504	}
2505	}
2506
2507	#############################################################################
2508	# the server's init and main functions	2998	# the server's init and main functions
2509		2999
2510	sub load_facedata($) {	3000	sub load_facedata($) {
2511	my ($path) = @_;	3001	my ($path) = @_;
		3002
		3003	# HACK to clear player env face cache, we need some signal framework
		3004	# for this (global event?)
		3005	%ext::player_env::MUSIC_FACE_CACHE = ();
		3006
		3007	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2512		3008
2513	warn "loading facedata from $path\n";	3009	warn "loading facedata from $path\n";
2514		3010
2515	my $facedata;	3011	my $facedata;
2516	0 < aio_load $path, $facedata	3012	0 < aio_load $path, $facedata
…		…
2519	$facedata = Coro::Storable::thaw $facedata;	3015	$facedata = Coro::Storable::thaw $facedata;
2520		3016
2521	$facedata->{version} == 2	3017	$facedata->{version} == 2
2522	or cf::cleanup "$path: version mismatch, cannot proceed.";	3018	or cf::cleanup "$path: version mismatch, cannot proceed.";
2523		3019
		3020	# patch in the exptable
		3021	$facedata->{resource}{"res/exp_table"} = {
		3022	type => FT_RSRC,
		3023	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3024	};
		3025	cf::cede_to_tick;
		3026
2524	{	3027	{
2525	my $faces = $facedata->{faceinfo};	3028	my $faces = $facedata->{faceinfo};
2526		3029
2527	while (my ($face, $info) = each %$faces) {	3030	while (my ($face, $info) = each %$faces) {
2528	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3031	my $idx = (cf::face::find $face) || cf::face::alloc $face;
2529	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3032	cf::face::set_visibility $idx, $info->{visibility};
		3033	cf::face::set_magicmap $idx, $info->{magicmap};
2530	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3034	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2531	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3035	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2532	Coro::cede;	3036
		3037	cf::cede_to_tick;
2533	}	3038	}
2534		3039
2535	while (my ($face, $info) = each %$faces) {	3040	while (my ($face, $info) = each %$faces) {
2536	next unless $info->{smooth};	3041	next unless $info->{smooth};
2537	my $idx = cf::face::find $face	3042	my $idx = cf::face::find $face
2538	or next;	3043	or next;
2539	if (my $smooth = cf::face::find $info->{smooth}) {	3044	if (my $smooth = cf::face::find $info->{smooth}) {
		3045	cf::face::set_smooth $idx, $smooth;
2540	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3046	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2541	} else {	3047	} else {
2542	warn "smooth face '$info->{smooth}' not found for face '$face'";	3048	warn "smooth face '$info->{smooth}' not found for face '$face'";
2543	}	3049	}
2544	Coro::cede;	3050
		3051	cf::cede_to_tick;
2545	}	3052	}
2546	}	3053	}
2547		3054
2548	{	3055	{
2549	my $anims = $facedata->{animinfo};	3056	my $anims = $facedata->{animinfo};
2550		3057
2551	while (my ($anim, $info) = each %$anims) {	3058	while (my ($anim, $info) = each %$anims) {
2552	cf::anim::set $anim, $info->{frames}, $info->{facings};	3059	cf::anim::set $anim, $info->{frames}, $info->{facings};
2553	Coro::cede;	3060	cf::cede_to_tick;
2554	}	3061	}
2555		3062
2556	cf::anim::invalidate_all; # d'oh	3063	cf::anim::invalidate_all; # d'oh
2557	}	3064	}
2558		3065
		3066	{
		3067	# TODO: for gcfclient pleasure, we should give resources
		3068	# that gcfclient doesn't grok a >10000 face index.
		3069	my $res = $facedata->{resource};
		3070
		3071	my $soundconf = delete $res->{"res/sound.conf"};
		3072
		3073	while (my ($name, $info) = each %$res) {
		3074	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3075	my $data;
		3076
		3077	if ($info->{type} & 1) {
		3078	# prepend meta info
		3079
		3080	my $meta = $enc->encode ({
		3081	name => $name,
		3082	%{ $info->{meta} || {} },
		3083	});
		3084
		3085	$data = pack "(w/a*)*", $meta, $info->{data};
		3086	} else {
		3087	$data = $info->{data};
		3088	}
		3089
		3090	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3091	cf::face::set_type $idx, $info->{type};
		3092
		3093	cf::cede_to_tick;
		3094	}
		3095
		3096	if ($soundconf) {
		3097	$soundconf = $enc->decode (delete $soundconf->{data});
		3098
		3099	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3100	my $sound = $soundconf->{compat}[$_]
		3101	or next;
		3102
		3103	my $face = cf::face::find "sound/$sound->[1]";
		3104	cf::sound::set $sound->[0] => $face;
		3105	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3106	}
		3107
		3108	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3109	my $face = cf::face::find "sound/$v";
		3110	cf::sound::set $k => $face;
		3111	}
		3112	}
		3113	}
		3114
2559	1	3115	1
2560	}	3116	}
2561		3117
		3118	register_exticmd fx_want => sub {
		3119	my ($ns, $want) = @_;
		3120
		3121	while (my ($k, $v) = each %$want) {
		3122	$ns->fx_want ($k, $v);
		3123	}
		3124	};
		3125
2562	sub reload_regions {	3126	sub reload_regions {
		3127	# HACK to clear player env face cache, we need some signal framework
		3128	# for this (global event?)
		3129	%ext::player_env::MUSIC_FACE_CACHE = ();
		3130
2563	load_resource_file "$MAPDIR/regions"	3131	load_resource_file "$MAPDIR/regions"
2564	or die "unable to load regions file\n";	3132	or die "unable to load regions file\n";
		3133
		3134	for (cf::region::list) {
		3135	$_->{match} = qr/$_->{match}/
		3136	if exists $_->{match};
		3137	}
2565	}	3138	}
2566		3139
2567	sub reload_facedata {	3140	sub reload_facedata {
2568	load_facedata "$DATADIR/facedata"	3141	load_facedata "$DATADIR/facedata"
2569	or die "unable to load facedata\n";	3142	or die "unable to load facedata\n";
2570	}	3143	}
2571		3144
2572	sub reload_archetypes {	3145	sub reload_archetypes {
		3146	load_resource_file "$DATADIR/archetypes"
		3147	or die "unable to load archetypes\n";
		3148	#d# NEED to laod twice to resolve forward references
		3149	# this really needs to be done in an extra post-pass
		3150	# (which needs to be synchronous, so solve it differently)
2573	load_resource_file "$DATADIR/archetypes"	3151	load_resource_file "$DATADIR/archetypes"
2574	or die "unable to load archetypes\n";	3152	or die "unable to load archetypes\n";
2575	}	3153	}
2576		3154
2577	sub reload_treasures {	3155	sub reload_treasures {
…		…
2593		3171
2594	sub init {	3172	sub init {
2595	reload_resources;	3173	reload_resources;
2596	}	3174	}
2597		3175
2598	sub cfg_load {	3176	sub reload_config {
2599	open my $fh, "<:utf8", "$CONFDIR/config"	3177	open my $fh, "<:utf8", "$CONFDIR/config"
2600	or return;	3178	or return;
2601		3179
2602	local $/;	3180	local $/;
2603	*CFG = YAML::Syck::Load <$fh>;	3181	*CFG = YAML::Syck::Load <$fh>;
…		…
2619	sub main {	3197	sub main {
2620	# we must not ever block the main coroutine	3198	# we must not ever block the main coroutine
2621	local $Coro::idle = sub {	3199	local $Coro::idle = sub {
2622	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3200	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2623	(async {	3201	(async {
		3202	$Coro::current->{desc} = "IDLE BUG HANDLER";
2624	Event::one_event;	3203	Event::one_event;
2625	})->prio (Coro::PRIO_MAX);	3204	})->prio (Coro::PRIO_MAX);
2626	};	3205	};
2627		3206
2628	cfg_load;	3207	reload_config;
2629	db_init;	3208	db_init;
2630	load_extensions;	3209	load_extensions;
2631		3210
2632	$TICK_WATCHER->start;	3211	$TICK_WATCHER->start;
2633	Event::loop;	3212	Event::loop;
…		…
2649	},	3228	},
2650	);	3229	);
2651	}	3230	}
2652	}	3231	}
2653		3232
		3233	sub write_runtime {
		3234	my $runtime = "$LOCALDIR/runtime";
		3235
		3236	# first touch the runtime file to show we are still running:
		3237	# the fsync below can take a very very long time.
		3238
		3239	IO::AIO::aio_utime $runtime, undef, undef;
		3240
		3241	my $guard = cf::lock_acquire "write_runtime";
		3242
		3243	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
		3244	or return;
		3245
		3246	my $value = $cf::RUNTIME + 90 + 10;
		3247	# 10 is the runtime save interval, for a monotonic clock
		3248	# 60 allows for the watchdog to kill the server.
		3249
		3250	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3251	and return;
		3252
		3253	# always fsync - this file is important
		3254	aio_fsync $fh
		3255	and return;
		3256
		3257	# touch it again to show we are up-to-date
		3258	aio_utime $fh, undef, undef;
		3259
		3260	close $fh
		3261	or return;
		3262
		3263	aio_rename "$runtime~", $runtime
		3264	and return;
		3265
		3266	warn "runtime file written.\n";
		3267
		3268	1
		3269	}
		3270
2654	sub emergency_save() {	3271	sub emergency_save() {
2655	my $freeze_guard = cf::freeze_mainloop;	3272	my $freeze_guard = cf::freeze_mainloop;
2656		3273
2657	warn "enter emergency perl save\n";	3274	warn "enter emergency perl save\n";
2658		3275
…		…
2733	%EXT_CORO = ();	3350	%EXT_CORO = ();
2734		3351
2735	warn "removing commands";	3352	warn "removing commands";
2736	%COMMAND = ();	3353	%COMMAND = ();
2737		3354
2738	warn "removing ext commands";	3355	warn "removing ext/exti commands";
2739	%EXTCMD = ();	3356	%EXTCMD = ();
		3357	%EXTICMD = ();
2740		3358
2741	warn "unloading/nuking all extensions";	3359	warn "unloading/nuking all extensions";
2742	for my $pkg (@EXTS) {	3360	for my $pkg (@EXTS) {
2743	warn "... unloading $pkg";	3361	warn "... unloading $pkg";
2744		3362
…		…
2787	warn "reloading cf.pm";	3405	warn "reloading cf.pm";
2788	require cf;	3406	require cf;
2789	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3407	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2790		3408
2791	warn "loading config and database again";	3409	warn "loading config and database again";
2792	cf::cfg_load;	3410	cf::reload_config;
2793		3411
2794	warn "loading extensions";	3412	warn "loading extensions";
2795	cf::load_extensions;	3413	cf::load_extensions;
2796		3414
2797	warn "reattaching attachments to objects/players";	3415	warn "reattaching attachments to objects/players";
…		…
2833	register_command "reload" => sub {	3451	register_command "reload" => sub {
2834	my ($who, $arg) = @_;	3452	my ($who, $arg) = @_;
2835		3453
2836	if ($who->flag (FLAG_WIZ)) {	3454	if ($who->flag (FLAG_WIZ)) {
2837	$who->message ("reloading server.");	3455	$who->message ("reloading server.");
		3456	async {
		3457	$Coro::current->{desc} = "perl_reload";
2838	async { reload_perl };	3458	reload_perl;
		3459	};
2839	}	3460	}
2840	};	3461	};
2841		3462
2842	unshift @INC, $LIBDIR;	3463	unshift @INC, $LIBDIR;
2843		3464
…		…
2862	my $signal = new Coro::Signal;	3483	my $signal = new Coro::Signal;
2863	push @WAIT_FOR_TICK_BEGIN, $signal;	3484	push @WAIT_FOR_TICK_BEGIN, $signal;
2864	$signal->wait;	3485	$signal->wait;
2865	}	3486	}
2866		3487
2867	my $min = 1e6;#d#
2868	my $avg = 10;
2869	$TICK_WATCHER = Event->timer (	3488	$TICK_WATCHER = Event->timer (
2870	reentrant => 0,	3489	reentrant => 0,
2871	parked => 1,	3490	parked => 1,
2872	prio => 0,	3491	prio => 0,
2873	at => $NEXT_TICK || $TICK,	3492	at => $NEXT_TICK || $TICK,
…		…
2881		3500
2882	$NOW = $tick_start = Event::time;	3501	$NOW = $tick_start = Event::time;
2883		3502
2884	cf::server_tick; # one server iteration	3503	cf::server_tick; # one server iteration
2885		3504
2886	0 && sync_job {#d#
2887	for(1..10) {
2888	my $t = Event::time;
2889	my $map = my $map = new_from_path cf::map "/tmp/x.map"
2890	or die;
2891
2892	$map->width (50);
2893	$map->height (50);
2894	$map->alloc;
2895	$map->_load_objects ("/tmp/x.map", 1);
2896	my $t = Event::time - $t;
2897
2898	#next unless $t < 0.0013;#d#
2899	if ($t < $min) {
2900	$min = $t;
2901	}
2902	$avg = $avg * 0.99 + $t * 0.01;
2903	}
2904	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2905	exit 0;
2906	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2907	};
2908
2909	$RUNTIME += $TICK;	3505	$RUNTIME += $TICK;
2910	$NEXT_TICK += $TICK;	3506	$NEXT_TICK += $TICK;
2911		3507
2912	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3508	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2913	$NEXT_RUNTIME_WRITE = $NOW + 10;	3509	$NEXT_RUNTIME_WRITE = $NOW + 10;
2914	Coro::async_pool {	3510	Coro::async_pool {
		3511	$Coro::current->{desc} = "runtime saver";
2915	write_runtime	3512	write_runtime
2916	or warn "ERROR: unable to write runtime file: $!";	3513	or warn "ERROR: unable to write runtime file: $!";
2917	};	3514	};
2918	}	3515	}
2919		3516
2920	# my $AFTER = Event::time;
2921	# warn $AFTER - $NOW;#d#
2922
2923	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3517	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2924	$sig->send;	3518	$sig->send;
2925	}	3519	}
2926	while (my $sig = shift @WAIT_FOR_TICK) {	3520	while (my $sig = shift @WAIT_FOR_TICK) {
2927	$sig->send;	3521	$sig->send;
…		…
2937		3531
2938	$LOAD = ($NOW - $tick_start) / $TICK;	3532	$LOAD = ($NOW - $tick_start) / $TICK;
2939	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3533	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2940		3534
2941	_post_tick;	3535	_post_tick;
2942
2943
2944	},	3536	},
2945	);	3537	);
2946		3538
2947	{	3539	{
		3540	BDB::min_parallel 8;
2948	BDB::max_poll_time $TICK * 0.1;	3541	BDB::max_poll_time $TICK * 0.1;
2949	$BDB_POLL_WATCHER = Event->io (	3542	$BDB_POLL_WATCHER = Event->io (
2950	reentrant => 0,	3543	reentrant => 0,
2951	fd => BDB::poll_fileno,	3544	fd => BDB::poll_fileno,
2952	poll => 'r',	3545	poll => 'r',
2953	prio => 0,	3546	prio => 0,
2954	data => WF_AUTOCANCEL,	3547	data => WF_AUTOCANCEL,
2955	cb => \&BDB::poll_cb,	3548	cb => \&BDB::poll_cb,
2956	);	3549	);
2957	BDB::min_parallel 8;
2958		3550
2959	BDB::set_sync_prepare {	3551	BDB::set_sync_prepare {
2960	my $status;	3552	my $status;
2961	my $current = $Coro::current;	3553	my $current = $Coro::current;
2962	(	3554	(
…		…
2971	)	3563	)
2972	};	3564	};
2973		3565
2974	unless ($DB_ENV) {	3566	unless ($DB_ENV) {
2975	$DB_ENV = BDB::db_env_create;	3567	$DB_ENV = BDB::db_env_create;
		3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3569	| BDB::LOG_AUTOREMOVE, 1);
		3570	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3571	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
2976		3572
2977	cf::sync_job {	3573	cf::sync_job {
2978	eval {	3574	eval {
2979	BDB::db_env_open	3575	BDB::db_env_open
2980	$DB_ENV,	3576	$DB_ENV,
…		…
2982	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3578	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2983	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3579	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2984	0666;	3580	0666;
2985		3581
2986	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3582	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2987
2988	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2989	$DB_ENV->set_lk_detect;
2990	};	3583	};
2991		3584
2992	cf::cleanup "db_env_open(db): $@" if $@;	3585	cf::cleanup "db_env_open(db): $@" if $@;
2993	};	3586	};
2994	}	3587	}
		3588
		3589	$BDB_DEADLOCK_WATCHER = Event->timer (
		3590	after => 3,
		3591	interval => 1,
		3592	hard => 1,
		3593	prio => 0,
		3594	data => WF_AUTOCANCEL,
		3595	cb => sub {
		3596	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3597	},
		3598	);
		3599	$BDB_CHECKPOINT_WATCHER = Event->timer (
		3600	after => 11,
		3601	interval => 60,
		3602	hard => 1,
		3603	prio => 0,
		3604	data => WF_AUTOCANCEL,
		3605	cb => sub {
		3606	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3607	},
		3608	);
		3609	$BDB_TRICKLE_WATCHER = Event->timer (
		3610	after => 5,
		3611	interval => 10,
		3612	hard => 1,
		3613	prio => 0,
		3614	data => WF_AUTOCANCEL,
		3615	cb => sub {
		3616	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3617	},
		3618	);
2995	}	3619	}
2996		3620
2997	{	3621	{
2998	IO::AIO::min_parallel 8;	3622	IO::AIO::min_parallel 8;
2999		3623
…		…
3002	$AIO_POLL_WATCHER = Event->io (	3626	$AIO_POLL_WATCHER = Event->io (
3003	reentrant => 0,	3627	reentrant => 0,
3004	data => WF_AUTOCANCEL,	3628	data => WF_AUTOCANCEL,
3005	fd => IO::AIO::poll_fileno,	3629	fd => IO::AIO::poll_fileno,
3006	poll => 'r',	3630	poll => 'r',
3007	prio => 6,	3631	prio => 0,
3008	cb => \&IO::AIO::poll_cb,	3632	cb => \&IO::AIO::poll_cb,
3009	);	3633	);
3010	}	3634	}
3011		3635
3012	my $_log_backtrace;	3636	my $_log_backtrace;
…		…
3018		3642
3019	# limit the # of concurrent backtraces	3643	# limit the # of concurrent backtraces
3020	if ($_log_backtrace < 2) {	3644	if ($_log_backtrace < 2) {
3021	++$_log_backtrace;	3645	++$_log_backtrace;
3022	async {	3646	async {
		3647	$Coro::current->{desc} = "abt $msg";
		3648
3023	my @bt = fork_call {	3649	my @bt = fork_call {
3024	@addr = map { sprintf "%x", $_ } @addr;	3650	@addr = map { sprintf "%x", $_ } @addr;
3025	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3651	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3026	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3652	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3027	or die "addr2line: $!";	3653	or die "addr2line: $!";

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