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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.278 by root, Mon Jun 11 21:38:14 2007 UTC vs.
Revision 1.381 by root, Mon Oct 8 18:19:39 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 4.1 ();
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 2.51 ();
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.
…		…
338	my $time = Event::time;	427	my $time = Event::time;
339		428
340	# this is the main coro, too bad, we have to block	429	# this is the main coro, too bad, we have to block
341	# till the operation succeeds, freezing the server :/	430	# till the operation succeeds, freezing the server :/
342		431
		432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#
		433
343	# TODO: use suspend/resume instead	434	# TODO: use suspend/resume instead
344	# (but this is cancel-safe)	435	# (but this is cancel-safe)
345	my $freeze_guard = freeze_mainloop;	436	my $freeze_guard = freeze_mainloop;
346		437
347	my $busy = 1;	438	my $busy = 1;
348	my @res;	439	my @res;
349		440
350	(async {	441	(async {
		442	$Coro::current->desc ("sync job coro");
351	@res = eval { $job->() };	443	@res = eval { $job->() };
352	warn $@ if $@;	444	warn $@ if $@;
353	undef $busy;	445	undef $busy;
354	})->prio (Coro::PRIO_MAX);	446	})->prio (Coro::PRIO_MAX);
355		447
…		…
390	$EXT_CORO{$coro+0} = $coro;	482	$EXT_CORO{$coro+0} = $coro;
391		483
392	$coro	484	$coro
393	}	485	}
394		486
395	sub write_runtime {	487	=item fork_call { }, $args
396	my $runtime = "$LOCALDIR/runtime";
397		488
398	# first touch the runtime file to show we are still running:	489	Executes the given code block with the given arguments in a seperate
399	# the fsync below can take a very very long time.	490	process, returning the results. Everything must be serialisable with
		491	Coro::Storable. May, of course, block. Note that the executed sub may
		492	never block itself or use any form of Event handling.
400		493
401	IO::AIO::aio_utime $runtime, undef, undef;	494	=cut
402		495
403	my $guard = cf::lock_acquire "write_runtime";	496	sub fork_call(&@) {
		497	my ($cb, @args) = @_;
404		498
405	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	499	# we seemingly have to make a local copy of the whole thing,
406	or return;	500	# otherwise perl prematurely frees the stuff :/
		501	# TODO: investigate and fix (likely this will be rather laborious)
407		502
408	my $value = $cf::RUNTIME + 90 + 10;	503	my @res = Coro::Util::fork_eval {
409	# 10 is the runtime save interval, for a monotonic clock	504	reset_signals;
410	# 60 allows for the watchdog to kill the server.	505	&$cb
		506	}, @args;
411		507
412	(aio_write $fh, 0, (length $value), $value, 0) <= 0	508	wantarray ? @res : $res[-1]
413	and return;	509	}
414		510
415	# always fsync - this file is important	511	=item $value = cf::db_get $family => $key
416	aio_fsync $fh
417	and return;
418		512
419	# touch it again to show we are up-to-date	513	Returns a single value from the environment database.
420	aio_utime $fh, undef, undef;
421		514
422	close $fh	515	=item cf::db_put $family => $key => $value
423	or return;
424		516
425	aio_rename "$runtime~", $runtime	517	Stores the given C<$value> in the family. It can currently store binary
426	and return;	518	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
427		519
428	warn "runtime file written.\n";	520	=item $db = cf::db_table "name"
429		521
		522	Create and/or open a new database table. The string must not be "db" and must be unique
		523	within each server.
		524
		525	=cut
		526
		527	sub db_table($) {
		528	my ($name) = @_;
		529	my $db = BDB::db_create $DB_ENV;
		530
		531	eval {
		532	$db->set_flags (BDB::CHKSUM);
		533
		534	utf8::encode $name;
		535	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		536	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		537	cf::cleanup "db_open(db): $!" if $!;
		538	};
		539	cf::cleanup "db_open(db): $@" if $@;
		540
		541	$db
		542	}
		543
		544	our $DB;
		545
		546	sub db_init {
		547	cf::sync_job {
		548	$DB ||= db_table "db";
		549	};
		550	}
		551
		552	sub db_get($$) {
		553	my $key = "$_[0]/$_[1]";
		554
		555	cf::sync_job {
		556	BDB::db_get $DB, undef, $key, my $data;
		557
		558	$! ? ()
		559	: $data
430	1	560	}
		561	}
		562
		563	sub db_put($$$) {
		564	BDB::dbreq_pri 4;
		565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		566	}
		567
		568	=item cf::cache $id => [$paths...], $processversion => $process
		569
		570	Generic caching function that returns the value of the resource $id,
		571	caching and regenerating as required.
		572
		573	This function can block.
		574
		575	=cut
		576
		577	sub cache {
		578	my ($id, $src, $processversion, $process) = @_;
		579
		580	my $meta =
		581	join "\x00",
		582	$processversion,
		583	map {
		584	aio_stat $_
		585	and Carp::croak "$_: $!";
		586
		587	($_, (stat _)[7,9])
		588	} @$src;
		589
		590	my $dbmeta = db_get cache => "$id/meta";
		591	if ($dbmeta ne $meta) {
		592	# changed, we may need to process
		593
		594	my @data;
		595	my $md5;
		596
		597	for (0 .. $#$src) {
		598	0 <= aio_load $src->[$_], $data[$_]
		599	or Carp::croak "$src->[$_]: $!";
		600	}
		601
		602	# if processing is expensive, check
		603	# checksum first
		604	if (1) {
		605	$md5 =
		606	join "\x00",
		607	$processversion,
		608	map {
		609	cf::cede_to_tick;
		610	($src->[$_], Digest::MD5::md5_hex $data[$_])
		611	} 0.. $#$src;
		612
		613
		614	my $dbmd5 = db_get cache => "$id/md5";
		615	if ($dbmd5 eq $md5) {
		616	db_put cache => "$id/meta", $meta;
		617
		618	return db_get cache => "$id/data";
		619	}
		620	}
		621
		622	my $t1 = Time::HiRes::time;
		623	my $data = $process->(\@data);
		624	my $t2 = Time::HiRes::time;
		625
		626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		627
		628	db_put cache => "$id/data", $data;
		629	db_put cache => "$id/md5" , $md5;
		630	db_put cache => "$id/meta", $meta;
		631
		632	return $data;
		633	}
		634
		635	db_get cache => "$id/data"
431	}	636	}
432		637
433	=item cf::datalog type => key => value, ...	638	=item cf::datalog type => key => value, ...
434		639
435	Log a datalog packet of the given type with the given key-value pairs.	640	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")	658	attach callbacks/event handlers (a collection of which is called an "attachment")
454	to it. All such attachable objects support the following methods.	659	to it. All such attachable objects support the following methods.
455		660
456	In the following description, CLASS can be any of C<global>, C<object>	661	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	662	C<player>, C<client> or C<map> (i.e. the attachable objects in
458	crossfire+).	663	Crossfire TRT).
459		664
460	=over 4	665	=over 4
461		666
462	=item $attachable->attach ($attachment, key => $value...)	667	=item $attachable->attach ($attachment, key => $value...)
463		668
…		…
665	_attach $registry, $klass, @attach;	870	_attach $registry, $klass, @attach;
666	}	871	}
667		872
668	$obj->{$name} = \%arg;	873	$obj->{$name} = \%arg;
669	} else {	874	} else {
670	warn "object uses attachment '$name' that is not available, postponing.\n";	875	warn "object uses attachment '$name' which is not available, postponing.\n";
671	}	876	}
672		877
673	$obj->{_attachment}{$name} = undef;	878	$obj->{_attachment}{$name} = undef;
674	}	879	}
675		880
…		…
715	";	920	";
716	die if $@;	921	die if $@;
717	}	922	}
718		923
719	our $override;	924	our $override;
720	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	925	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
721		926
722	sub override {	927	sub override {
723	$override = 1;	928	$override = 1;
724	@invoke_results = ();	929	@INVOKE_RESULTS = (@_);
725	}	930	}
726		931
727	sub do_invoke {	932	sub do_invoke {
728	my $event = shift;	933	my $event = shift;
729	my $callbacks = shift;	934	my $callbacks = shift;
730		935
731	@invoke_results = ();	936	@INVOKE_RESULTS = ();
732		937
733	local $override;	938	local $override;
734		939
735	for (@$callbacks) {	940	for (@$callbacks) {
736	eval { &{$_->[1]} };	941	eval { &{$_->[1]} };
…		…
753		958
754	Generate an object-specific event with the given arguments.	959	Generate an object-specific event with the given arguments.
755		960
756	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	961	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	962	removed in future versions), and there is no public API to access override
758	results (if you must, access C<@cf::invoke_results> directly).	963	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
759		964
760	=back	965	=back
761		966
762	=cut	967	=cut
763		968
764	#############################################################################	969	#############################################################################
765	# object support	970	# object support
		971	#
		972
		973	sub _can_merge {
		974	my ($ob1, $ob2) = @_;
		975
		976	local $Storable::canonical = 1;
		977	my $fob1 = Storable::freeze $ob1;
		978	my $fob2 = Storable::freeze $ob2;
		979
		980	$fob1 eq $fob2
		981	}
766		982
767	sub reattach {	983	sub reattach {
768	# basically do the same as instantiate, without calling instantiate	984	# basically do the same as instantiate, without calling instantiate
769	my ($obj) = @_;	985	my ($obj) = @_;
770		986
…		…
817	sub object_freezer_save {	1033	sub object_freezer_save {
818	my ($filename, $rdata, $objs) = @_;	1034	my ($filename, $rdata, $objs) = @_;
819		1035
820	sync_job {	1036	sync_job {
821	if (length $$rdata) {	1037	if (length $$rdata) {
		1038	utf8::decode (my $decname = $filename);
822	warn sprintf "saving %s (%d,%d)\n",	1039	warn sprintf "saving %s (%d,%d)\n",
823	$filename, length $$rdata, scalar @$objs;	1040	$decname, length $$rdata, scalar @$objs;
824		1041
825	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
826	chmod SAVE_MODE, $fh;	1043	chmod SAVE_MODE, $fh;
827	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
828	aio_fsync $fh if $cf::USE_FSYNC;	1045	aio_fsync $fh if $cf::USE_FSYNC;
829	close $fh;	1046	close $fh;
830		1047
831	if (@$objs) {	1048	if (@$objs) {
832	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
833	chmod SAVE_MODE, $fh;	1050	chmod SAVE_MODE, $fh;
834	my $data = Storable::nfreeze { version => 1, objs => $objs };	1051	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
835	aio_write $fh, 0, (length $data), $data, 0;	1052	aio_write $fh, 0, (length $data), $data, 0;
836	aio_fsync $fh if $cf::USE_FSYNC;	1053	aio_fsync $fh if $cf::USE_FSYNC;
837	close $fh;	1054	close $fh;
838	aio_rename "$filename.pst~", "$filename.pst";	1055	aio_rename "$filename.pst~", "$filename.pst";
839	}	1056	}
…		…
847	}	1064	}
848	} else {	1065	} else {
849	aio_unlink $filename;	1066	aio_unlink $filename;
850	aio_unlink "$filename.pst";	1067	aio_unlink "$filename.pst";
851	}	1068	}
852	}	1069	};
853	}	1070	}
854		1071
855	sub object_freezer_as_string {	1072	sub object_freezer_as_string {
856	my ($rdata, $objs) = @_;	1073	my ($rdata, $objs) = @_;
857		1074
…		…
869	or return;	1086	or return;
870		1087
871	unless (aio_stat "$filename.pst") {	1088	unless (aio_stat "$filename.pst") {
872	(aio_load "$filename.pst", $av) >= 0	1089	(aio_load "$filename.pst", $av) >= 0
873	or return;	1090	or return;
874	$av = eval { (Storable::thaw $av)->{objs} };
875	}
876		1091
		1092	my $st = eval { Coro::Storable::thaw $av }
		1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
		1094	$av = $st->{objs};
		1095	}
		1096
		1097	utf8::decode (my $decname = $filename);
877	warn sprintf "loading %s (%d)\n",	1098	warn sprintf "loading %s (%d,%d)\n",
878	$filename, length $data, scalar @{$av || []};	1099	$decname, length $data, scalar @{$av || []};
		1100
879	return ($data, $av);	1101	($data, $av)
880	}	1102	}
		1103
		1104	=head2 COMMAND CALLBACKS
		1105
		1106	=over 4
		1107
		1108	=cut
881		1109
882	#############################################################################	1110	#############################################################################
883	# command handling &c	1111	# command handling &c
884		1112
885	=item cf::register_command $name => \&callback($ob,$args);	1113	=item cf::register_command $name => \&callback($ob,$args);
…		…
898	push @{ $COMMAND{$name} }, [$caller, $cb];	1126	push @{ $COMMAND{$name} }, [$caller, $cb];
899	}	1127	}
900		1128
901	=item cf::register_extcmd $name => \&callback($pl,$packet);	1129	=item cf::register_extcmd $name => \&callback($pl,$packet);
902		1130
903	Register a callbackf ro execution when the client sends an extcmd packet.	1131	Register a callback for execution when the client sends an (synchronous)
		1132	extcmd packet. Ext commands will be processed in the order they are
		1133	received by the server, like other user commands. The first argument is
		1134	the logged-in player. Ext commands can only be processed after a player
		1135	has logged in successfully.
904		1136
905	If the callback returns something, it is sent back as if reply was being	1137	If the callback returns something, it is sent back as if reply was being
906	called.	1138	called.
907		1139
		1140	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1141
		1142	Register a callback for execution when the client sends an (asynchronous)
		1143	exticmd packet. Exti commands are processed by the server as soon as they
		1144	are received, i.e. out of order w.r.t. other commands. The first argument
		1145	is a client socket. Exti commands can be received anytime, even before
		1146	log-in.
		1147
		1148	If the callback returns something, it is sent back as if reply was being
		1149	called.
		1150
908	=cut	1151	=cut
909		1152
910	sub register_extcmd {	1153	sub register_extcmd {
911	my ($name, $cb) = @_;	1154	my ($name, $cb) = @_;
912		1155
913	$EXTCMD{$name} = $cb;	1156	$EXTCMD{$name} = $cb;
		1157	}
		1158
		1159	sub register_exticmd {
		1160	my ($name, $cb) = @_;
		1161
		1162	$EXTICMD{$name} = $cb;
914	}	1163	}
915		1164
916	cf::player->attach (	1165	cf::player->attach (
917	on_command => sub {	1166	on_command => sub {
918	my ($pl, $name, $params) = @_;	1167	my ($pl, $name, $params) = @_;
…		…
927	cf::override;	1176	cf::override;
928	},	1177	},
929	on_extcmd => sub {	1178	on_extcmd => sub {
930	my ($pl, $buf) = @_;	1179	my ($pl, $buf) = @_;
931		1180
932	my $msg = eval { from_json $buf };	1181	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
933		1182
934	if (ref $msg) {	1183	if (ref $msg) {
		1184	my ($type, $reply, @payload) =
		1185	"ARRAY" eq ref $msg
		1186	? @$msg
		1187	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1188
		1189	my @reply;
		1190
935	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1191	if (my $cb = $EXTCMD{$type}) {
936	if (my %reply = $cb->($pl, $msg)) {	1192	@reply = $cb->($pl, @payload);
937	$pl->ext_reply ($msg->{msgid}, %reply);
938	}
939	}	1193	}
		1194
		1195	$pl->ext_reply ($reply, @reply)
		1196	if $reply;
		1197
940	} else {	1198	} else {
941	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
942	}	1200	}
943		1201
944	cf::override;	1202	cf::override;
…		…
967	path => $path,	1225	path => $path,
968	base => $base,	1226	base => $base,
969	pkg => $pkg,	1227	pkg => $pkg,
970	);	1228	);
971		1229
972	$ext{meta} = { map { split /=/, $_, 2 } split /\s+/, $1 }	1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
973	if $source =~ /^#!.*?perl.*?#\s*(.*)$/;	1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
974		1232
975	$ext{source} =	1233	$ext{source} =
976	"package $pkg; use strict; use utf8;\n"	1234	"package $pkg; use strict; use utf8;\n"
977	. "#line 1 \"$path\"\n{\n"	1235	. "#line 1 \"$path\"\n{\n"
978	. $source	1236	. $source
…		…
984	my %done;	1242	my %done;
985	while (%todo) {	1243	while (%todo) {
986	my $progress;	1244	my $progress;
987		1245
988	while (my ($k, $v) = each %todo) {	1246	while (my ($k, $v) = each %todo) {
989	for (split /,\s*/, $ext{meta}{depends}) {	1247	for (split /,\s*/, $v->{meta}{depends}) {
990	goto skip	1248	goto skip
991	unless exists $done{$_};	1249	unless exists $done{$_};
992	}	1250	}
993		1251
994	warn "... loading '$k' into '$v->{pkg}'\n";	1252	warn "... loading '$k' into '$v->{pkg}'\n";
995		1253
996	unless (eval $v->{source}) {	1254	unless (eval $v->{source}) {
997	my $msg = $@ ? "$v->{path}: $@\n"	1255	my $msg = $@ ? "$v->{path}: $@\n"
998	: "extension disabled.\n";	1256	: "$v->{base}: extension inactive.\n";
999		1257
1000	if (exists $v->{meta}{mandatory}) {	1258	if (exists $v->{meta}{mandatory}) {
1001	warn $msg;	1259	warn $msg;
1002	warn "mandatory extension failed to load, exiting.\n";	1260	warn "mandatory extension failed to load, exiting.\n";
1003	exit 1;	1261	exit 1;
1004	}	1262	}
1005		1263
1006	die $msg;	1264	warn $msg;
1007	}	1265	}
1008		1266
1009	$done{$k} = delete $todo{$k};	1267	$done{$k} = delete $todo{$k};
1010	push @EXTS, $v->{pkg};	1268	push @EXTS, $v->{pkg};
		1269	$progress = 1;
1011	}	1270	}
1012		1271
1013	skip:	1272	skip:
1014	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
1015	unless $progress;	1274	unless $progress;
…		…
1017	};	1276	};
1018	}	1277	}
1019		1278
1020	#############################################################################	1279	#############################################################################
1021		1280
		1281	=back
		1282
1022	=head2 CORE EXTENSIONS	1283	=head2 CORE EXTENSIONS
1023		1284
1024	Functions and methods that extend core crossfire objects.	1285	Functions and methods that extend core crossfire objects.
1025		1286
1026	=cut	1287	=cut
…		…
1030	use Coro::AIO;	1291	use Coro::AIO;
1031		1292
1032	=head3 cf::player	1293	=head3 cf::player
1033		1294
1034	=over 4	1295	=over 4
		1296
		1297	=item cf::player::num_playing
		1298
		1299	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1300
		1301	=cut
		1302
		1303	sub num_playing {
		1304	scalar grep
		1305	$_->ob->map
		1306	&& !$_->hidden
		1307	&& !$_->ob->flag (cf::FLAG_WIZ),
		1308	cf::player::list
		1309	}
1035		1310
1036	=item cf::player::find $login	1311	=item cf::player::find $login
1037		1312
1038	Returns the given player object, loading it if necessary (might block).	1313	Returns the given player object, loading it if necessary (might block).
1039		1314
…		…
1075	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1350	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1076	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1351	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1077	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1352	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1078	aio_unlink +(playerdir $login) . "/$login.pl";	1353	aio_unlink +(playerdir $login) . "/$login.pl";
1079		1354
1080	my $pl = load_pl path $login	1355	my $f = new_from_file cf::object::thawer path $login
1081	or return;	1356	or return;
		1357
		1358	my $pl = cf::player::load_pl $f
		1359	or return;
		1360	local $cf::PLAYER_LOADING{$login} = $pl;
		1361	$f->resolve_delayed_derefs;
1082	$cf::PLAYER{$login} = $pl	1362	$cf::PLAYER{$login} = $pl
1083	}	1363	}
1084	}	1364	}
1085	}	1365	}
1086		1366
…		…
1096		1376
1097	aio_mkdir playerdir $pl, 0770;	1377	aio_mkdir playerdir $pl, 0770;
1098	$pl->{last_save} = $cf::RUNTIME;	1378	$pl->{last_save} = $cf::RUNTIME;
1099		1379
1100	$pl->save_pl ($path);	1380	$pl->save_pl ($path);
1101	Coro::cede;	1381	cf::cede_to_tick;
1102	}	1382	}
1103		1383
1104	sub new($) {	1384	sub new($) {
1105	my ($login) = @_;	1385	my ($login) = @_;
1106		1386
…		…
1110	$self->{deny_save} = 1;	1390	$self->{deny_save} = 1;
1111		1391
1112	$cf::PLAYER{$login} = $self;	1392	$cf::PLAYER{$login} = $self;
1113		1393
1114	$self	1394	$self
		1395	}
		1396
		1397	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1398
		1399	=cut
		1400
		1401	sub send_msg {
		1402	my $ns = shift->ns
		1403	or return;
		1404	$ns->send_msg (@_);
1115	}	1405	}
1116		1406
1117	=item $pl->quit_character	1407	=item $pl->quit_character
1118		1408
1119	Nukes the player without looking back. If logged in, the connection will	1409	Nukes the player without looking back. If logged in, the connection will
…		…
1174	or return [];	1464	or return [];
1175		1465
1176	my @logins;	1466	my @logins;
1177		1467
1178	for my $login (@$dirs) {	1468	for my $login (@$dirs) {
		1469	my $path = path $login;
		1470
		1471	# a .pst is a dead give-away for a valid player
		1472	unless (-e "$path.pst") {
1179	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1180	aio_read $fh, 0, 512, my $buf, 0 or next;	1474	aio_read $fh, 0, 512, my $buf, 0 or next;
1181	$buf !~ /^password -------------$/m or next; # official not-valid tag	1475	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1476	}
1182		1477
1183	utf8::decode $login;	1478	utf8::decode $login;
1184	push @logins, $login;	1479	push @logins, $login;
1185	}	1480	}
1186		1481
…		…
1213	}	1508	}
1214		1509
1215	\@paths	1510	\@paths
1216	}	1511	}
1217		1512
		1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1514
		1515	Expand crossfire pod fragments into protocol xml.
		1516
		1517	=cut
		1518
		1519	sub expand_cfpod {
		1520	((my $self), (local $_)) = @_;
		1521
		1522	# escape & and <
		1523	s/&/&amp;/g;
		1524	s/(?<![BIUGHT])</&lt;/g;
		1525
		1526	# this is buggy, it needs to properly take care of nested <'s
		1527
		1528	1 while
		1529	# replace B<>, I<>, U<> etc.
		1530	s/B<([^\>]*)>/<b>$1<\/b>/
		1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
		1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
		1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
		1534	# replace G<male|female> tags
		1535	|| s{G<([^>|]*)\|([^>]*)>}{
		1536	$self->gender ? $2 : $1
		1537	}ge
		1538	# replace H<hint text>
		1539	|| s{H<([^\>]*)>}
		1540	{
		1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
		1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1543	"")
		1544	[$self->{hintmode}]
		1545	}ge;
		1546
		1547	# create single paragraphs (very hackish)
		1548	s/(?<=\S)\n(?=\w)/ /g;
		1549
		1550	# compress some whitespace
		1551	s/\s+\n/\n/g; # ws line-ends
		1552	s/\n\n+/\n/g; # double lines
		1553	s/^\n+//; # beginning lines
		1554	s/\n+$//; # ending lines
		1555
		1556	$_
		1557	}
		1558
		1559	sub hintmode {
		1560	$_[0]{hintmode} = $_[1] if @_ > 1;
		1561	$_[0]{hintmode}
		1562	}
		1563
1218	=item $player->ext_reply ($msgid, %msg)	1564	=item $player->ext_reply ($msgid, @msg)
1219		1565
1220	Sends an ext reply to the player.	1566	Sends an ext reply to the player.
1221		1567
1222	=cut	1568	=cut
1223		1569
1224	sub ext_reply($$%) {	1570	sub ext_reply($$@) {
1225	my ($self, $id, %msg) = @_;	1571	my ($self, $id, @msg) = @_;
1226		1572
1227	$msg{msgid} = $id;	1573	$self->ns->ext_reply ($id, @msg)
1228
1229	$self->send ("ext " . cf::to_json \%msg);
1230	}	1574	}
1231		1575
1232	=item $player->ext_event ($type, %msg)	1576	=item $player->ext_msg ($type, @msg)
1233		1577
1234	Sends an ext event to the client.	1578	Sends an ext event to the client.
1235		1579
1236	=cut	1580	=cut
1237		1581
1238	sub ext_event($$%) {	1582	sub ext_msg($$@) {
1239	my ($self, $type, %msg) = @_;	1583	my ($self, $type, @msg) = @_;
1240		1584
1241	$self->ns->ext_event ($type, %msg);	1585	$self->ns->ext_msg ($type, @msg);
1242	}	1586	}
1243		1587
1244	=head3 cf::region	1588	=head3 cf::region
1245		1589
1246	=over 4	1590	=over 4
…		…
1249		1593
1250	package cf::region;	1594	package cf::region;
1251		1595
1252	=item cf::region::find_by_path $path	1596	=item cf::region::find_by_path $path
1253		1597
1254	Tries to decuce the probable region for a map knowing only its path.	1598	Tries to decuce the likely region for a map knowing only its path.
1255		1599
1256	=cut	1600	=cut
1257		1601
1258	sub find_by_path($) {	1602	sub find_by_path($) {
1259	my ($path) = @_;	1603	my ($path) = @_;
1260		1604
1261	my ($match, $specificity);	1605	my ($match, $specificity);
1262		1606
1263	for my $region (list) {	1607	for my $region (list) {
1264	if ($region->match && $path =~ $region->match) {	1608	if ($region->{match} && $path =~ $region->{match}) {
1265	($match, $specificity) = ($region, $region->specificity)	1609	($match, $specificity) = ($region, $region->specificity)
1266	if $region->specificity > $specificity;	1610	if $region->specificity > $specificity;
1267	}	1611	}
1268	}	1612	}
1269		1613
…		…
1389	$self->init; # pass $1 etc.	1733	$self->init; # pass $1 etc.
1390	return $self;	1734	return $self;
1391	}	1735	}
1392	}	1736	}
1393		1737
1394	Carp::carp "unable to resolve path '$path' (base '$base').";	1738	Carp::cluck "unable to resolve path '$path' (base '$base').";
1395	()	1739	()
1396	}	1740	}
1397		1741
1398	sub init {	1742	sub init {
1399	my ($self) = @_;	1743	my ($self) = @_;
…		…
1462		1806
1463	sub load_header_from($) {	1807	sub load_header_from($) {
1464	my ($self, $path) = @_;	1808	my ($self, $path) = @_;
1465		1809
1466	utf8::encode $path;	1810	utf8::encode $path;
1467	#aio_open $path, O_RDONLY, 0	1811	my $f = new_from_file cf::object::thawer $path
1468	# or return;
1469
1470	$self->_load_header ($path)
1471	or return;	1812	or return;
		1813
		1814	$self->_load_header ($f)
		1815	or return;
		1816
		1817	local $MAP_LOADING{$self->{path}} = $self;
		1818	$f->resolve_delayed_derefs;
1472		1819
1473	$self->{load_path} = $path;	1820	$self->{load_path} = $path;
1474		1821
1475	1	1822	1
1476	}	1823	}
…		…
1530	sub find {	1877	sub find {
1531	my ($path, $origin) = @_;	1878	my ($path, $origin) = @_;
1532		1879
1533	$path = normalise $path, $origin && $origin->path;	1880	$path = normalise $path, $origin && $origin->path;
1534		1881
		1882	cf::lock_wait "map_data:$path";#d#remove
1535	cf::lock_wait "map_find:$path";	1883	cf::lock_wait "map_find:$path";
1536		1884
1537	$cf::MAP{$path} || do {	1885	$cf::MAP{$path} || do {
1538	my $guard = cf::lock_acquire "map_find:$path";	1886	my $guard1 = cf::lock_acquire "map_find:$path";
		1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1888
1539	my $map = new_from_path cf::map $path	1889	my $map = new_from_path cf::map $path
1540	or return;	1890	or return;
1541		1891
1542	$map->{last_save} = $cf::RUNTIME;	1892	$map->{last_save} = $cf::RUNTIME;
1543		1893
…		…
1545	or return;	1895	or return;
1546		1896
1547	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1548	# doing this can freeze the server in a sync job, obviously	1898	# doing this can freeze the server in a sync job, obviously
1549	#$cf::WAIT_FOR_TICK->wait;	1899	#$cf::WAIT_FOR_TICK->wait;
		1900	undef $guard1;
		1901	undef $guard2;
1550	$map->reset;	1902	$map->reset;
1551	undef $guard;
1552	return find $path;	1903	return find $path;
1553	}	1904	}
1554		1905
1555	$cf::MAP{$path} = $map	1906	$cf::MAP{$path} = $map
1556	}	1907	}
…		…
1565	local $self->{deny_reset} = 1; # loading can take a long time	1916	local $self->{deny_reset} = 1; # loading can take a long time
1566		1917
1567	my $path = $self->{path};	1918	my $path = $self->{path};
1568		1919
1569	{	1920	{
1570	my $guard = cf::lock_acquire "map_load:$path";	1921	my $guard = cf::lock_acquire "map_data:$path";
1571		1922
		1923	return unless $self->valid;
1572	return if $self->in_memory != cf::MAP_SWAPPED;	1924	return unless $self->in_memory == cf::MAP_SWAPPED;
1573		1925
1574	$self->in_memory (cf::MAP_LOADING);	1926	$self->in_memory (cf::MAP_LOADING);
1575		1927
1576	$self->alloc;	1928	$self->alloc;
1577		1929
1578	$self->pre_load;	1930	$self->pre_load;
1579	Coro::cede;	1931	cf::cede_to_tick;
1580		1932
		1933	my $f = new_from_file cf::object::thawer $self->{load_path};
		1934	$f->skip_block;
1581	$self->_load_objects ($self->{load_path}, 1)	1935	$self->_load_objects ($f)
1582	or return;	1936	or return;
1583		1937
1584	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1585	if delete $self->{load_original};	1939	if delete $self->{load_original};
1586		1940
1587	if (my $uniq = $self->uniq_path) {	1941	if (my $uniq = $self->uniq_path) {
1588	utf8::encode $uniq;	1942	utf8::encode $uniq;
1589	if (aio_open $uniq, O_RDONLY, 0) {	1943	unless (aio_stat $uniq) {
		1944	if (my $f = new_from_file cf::object::thawer $uniq) {
1590	$self->clear_unique_items;	1945	$self->clear_unique_items;
1591	$self->_load_objects ($uniq, 0);	1946	$self->_load_objects ($f);
		1947	$f->resolve_delayed_derefs;
		1948	}
1592	}	1949	}
1593	}	1950	}
1594		1951
1595	Coro::cede;	1952	$f->resolve_delayed_derefs;
		1953
		1954	cf::cede_to_tick;
1596	# now do the right thing for maps	1955	# now do the right thing for maps
1597	$self->link_multipart_objects;	1956	$self->link_multipart_objects;
1598	$self->difficulty ($self->estimate_difficulty)	1957	$self->difficulty ($self->estimate_difficulty)
1599	unless $self->difficulty;	1958	unless $self->difficulty;
1600	Coro::cede;	1959	cf::cede_to_tick;
1601		1960
1602	unless ($self->{deny_activate}) {	1961	unless ($self->{deny_activate}) {
1603	$self->decay_objects;	1962	$self->decay_objects;
1604	$self->fix_auto_apply;	1963	$self->fix_auto_apply;
1605	$self->update_buttons;	1964	$self->update_buttons;
1606	Coro::cede;	1965	cf::cede_to_tick;
1607	$self->set_darkness_map;	1966	$self->set_darkness_map;
1608	Coro::cede;	1967	cf::cede_to_tick;
1609	$self->activate;	1968	$self->activate;
1610	}	1969	}
		1970
		1971	$self->{last_save} = $cf::RUNTIME;
		1972	$self->last_access ($cf::RUNTIME);
1611		1973
1612	$self->in_memory (cf::MAP_IN_MEMORY);	1974	$self->in_memory (cf::MAP_IN_MEMORY);
1613	}	1975	}
1614		1976
1615	$self->post_load;	1977	$self->post_load;
…		…
1626		1988
1627	$self	1989	$self
1628	}	1990	}
1629		1991
1630	# find and load all maps in the 3x3 area around a map	1992	# find and load all maps in the 3x3 area around a map
1631	sub load_diag {	1993	sub load_neighbours {
1632	my ($map) = @_;	1994	my ($map) = @_;
1633		1995
1634	my @diag; # diagonal neighbours	1996	my @neigh; # diagonal neighbours
1635		1997
1636	for (0 .. 3) {	1998	for (0 .. 3) {
1637	my $neigh = $map->tile_path ($_)	1999	my $neigh = $map->tile_path ($_)
1638	or next;	2000	or next;
1639	$neigh = find $neigh, $map	2001	$neigh = find $neigh, $map
1640	or next;	2002	or next;
1641	$neigh->load;	2003	$neigh->load;
1642		2004
		2005	push @neigh,
1643	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1644	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1645	}	2008	}
1646		2009
1647	for (@diag) {	2010	for (grep defined $_->[0], @neigh) {
		2011	my ($path, $origin) = @$_;
1648	my $neigh = find @$_	2012	my $neigh = find $path, $origin
1649	or next;	2013	or next;
1650	$neigh->load;	2014	$neigh->load;
1651	}	2015	}
1652	}	2016	}
1653		2017
…		…
1658	}	2022	}
1659		2023
1660	sub do_load_sync {	2024	sub do_load_sync {
1661	my ($map) = @_;	2025	my ($map) = @_;
1662		2026
		2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2028	if $Coro::current == $Coro::main;
		2029
1663	cf::sync_job { $map->load };	2030	cf::sync_job { $map->load };
1664	}	2031	}
1665		2032
1666	our %MAP_PREFETCH;	2033	our %MAP_PREFETCH;
1667	our $MAP_PREFETCHER = undef;	2034	our $MAP_PREFETCHER = undef;
1668		2035
1669	sub find_async {	2036	sub find_async {
1670	my ($path, $origin) = @_;	2037	my ($path, $origin, $load) = @_;
1671		2038
1672	$path = normalise $path, $origin && $origin->{path};	2039	$path = normalise $path, $origin && $origin->{path};
1673		2040
1674	if (my $map = $cf::MAP{$path}) {	2041	if (my $map = $cf::MAP{$path}) {
1675	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1676	}	2043	}
1677		2044
1678	undef $MAP_PREFETCH{$path};	2045	$MAP_PREFETCH{$path} |= $load;
		2046
1679	$MAP_PREFETCHER ||= cf::async {	2047	$MAP_PREFETCHER ||= cf::async {
		2048	$Coro::current->{desc} = "map prefetcher";
		2049
1680	while (%MAP_PREFETCH) {	2050	while (%MAP_PREFETCH) {
1681	for my $path (keys %MAP_PREFETCH) {	2051	while (my ($k, $v) = each %MAP_PREFETCH) {
1682	my $map = find $path	2052	if (my $map = find $k) {
1683	or next;
1684	$map->load;	2053	$map->load if $v;
		2054	}
1685		2055
1686	delete $MAP_PREFETCH{$path};	2056	delete $MAP_PREFETCH{$k};
1687	}	2057	}
1688	}	2058	}
1689	undef $MAP_PREFETCHER;	2059	undef $MAP_PREFETCHER;
1690	};	2060	};
1691	$MAP_PREFETCHER->prio (6);	2061	$MAP_PREFETCHER->prio (6);
…		…
1694	}	2064	}
1695		2065
1696	sub save {	2066	sub save {
1697	my ($self) = @_;	2067	my ($self) = @_;
1698		2068
1699	my $lock = cf::lock_acquire "map_data:" . $self->path;	2069	my $lock = cf::lock_acquire "map_data:$self->{path}";
1700		2070
1701	$self->{last_save} = $cf::RUNTIME;	2071	$self->{last_save} = $cf::RUNTIME;
1702		2072
1703	return unless $self->dirty;	2073	return unless $self->dirty;
1704		2074
…		…
1710	return if $self->{deny_save};	2080	return if $self->{deny_save};
1711		2081
1712	local $self->{last_access} = $self->last_access;#d#	2082	local $self->{last_access} = $self->last_access;#d#
1713		2083
1714	cf::async {	2084	cf::async {
		2085	$Coro::current->{desc} = "map player save";
1715	$_->contr->save for $self->players;	2086	$_->contr->save for $self->players;
1716	};	2087	};
1717		2088
1718	if ($uniq) {	2089	if ($uniq) {
1719	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1727	my ($self) = @_;	2098	my ($self) = @_;
1728		2099
1729	# save first because save cedes	2100	# save first because save cedes
1730	$self->save;	2101	$self->save;
1731		2102
1732	my $lock = cf::lock_acquire "map_data:" . $self->path;	2103	my $lock = cf::lock_acquire "map_data:$self->{path}";
1733		2104
1734	return if $self->players;	2105	return if $self->players;
1735	return if $self->in_memory != cf::MAP_IN_MEMORY;	2106	return if $self->in_memory != cf::MAP_IN_MEMORY;
1736	return if $self->{deny_save};	2107	return if $self->{deny_save};
1737		2108
		2109	$self->in_memory (cf::MAP_SWAPPED);
		2110
		2111	$self->deactivate;
		2112	$_->clear_links_to ($self) for values %cf::MAP;
1738	$self->clear;	2113	$self->clear;
1739	$self->in_memory (cf::MAP_SWAPPED);
1740	}	2114	}
1741		2115
1742	sub reset_at {	2116	sub reset_at {
1743	my ($self) = @_;	2117	my ($self) = @_;
1744		2118
…		…
1776	if $uniq;	2150	if $uniq;
1777	}	2151	}
1778		2152
1779	delete $cf::MAP{$self->path};	2153	delete $cf::MAP{$self->path};
1780		2154
		2155	$self->deactivate;
		2156	$_->clear_links_to ($self) for values %cf::MAP;
1781	$self->clear;	2157	$self->clear;
1782
1783	$_->clear_links_to ($self) for values %cf::MAP;
1784		2158
1785	$self->unlink_save;	2159	$self->unlink_save;
1786	$self->destroy;	2160	$self->destroy;
1787	}	2161	}
1788		2162
1789	my $nuke_counter = "aaaa";	2163	my $nuke_counter = "aaaa";
1790		2164
1791	sub nuke {	2165	sub nuke {
1792	my ($self) = @_;	2166	my ($self) = @_;
1793		2167
		2168	{
		2169	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2170
1794	delete $cf::MAP{$self->path};	2171	delete $cf::MAP{$self->path};
1795		2172
1796	$self->unlink_save;	2173	$self->unlink_save;
1797		2174
1798	bless $self, "cf::map";	2175	bless $self, "cf::map";
1799	delete $self->{deny_reset};	2176	delete $self->{deny_reset};
1800	$self->{deny_save} = 1;	2177	$self->{deny_save} = 1;
1801	$self->reset_timeout (1);	2178	$self->reset_timeout (1);
1802	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2179	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1803		2180
1804	$cf::MAP{$self->path} = $self;	2181	$cf::MAP{$self->path} = $self;
		2182	}
1805		2183
1806	$self->reset; # polite request, might not happen	2184	$self->reset; # polite request, might not happen
1807	}	2185	}
1808		2186
1809	=item $maps = cf::map::tmp_maps	2187	=item $maps = cf::map::tmp_maps
…		…
1885		2263
1886	sub inv_recursive {	2264	sub inv_recursive {
1887	inv_recursive_ inv $_[0]	2265	inv_recursive_ inv $_[0]
1888	}	2266	}
1889		2267
		2268	=item $ref = $ob->ref
		2269
		2270	creates and returns a persistent reference to an objetc that can be stored as a string.
		2271
		2272	=item $ob = cf::object::deref ($refstring)
		2273
		2274	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2275	even if the object actually exists. May block.
		2276
		2277	=cut
		2278
		2279	sub deref {
		2280	my ($ref) = @_;
		2281
		2282	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2283	my ($uuid, $name) = ($1, $2);
		2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2285	or return;
		2286	$pl->ob->uuid eq $uuid
		2287	or return;
		2288
		2289	$pl->ob
		2290	} else {
		2291	warn "$ref: cannot resolve object reference\n";
		2292	undef
		2293	}
		2294	}
		2295
1890	package cf;	2296	package cf;
1891		2297
1892	=back	2298	=back
1893		2299
1894	=head3 cf::object::player	2300	=head3 cf::object::player
…		…
1911		2317
1912	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2318	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1913		2319
1914	if ($self->{record_replies}) {	2320	if ($self->{record_replies}) {
1915	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2321	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2322
1916	} else {	2323	} else {
		2324	my $pl = $self->contr;
		2325
		2326	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2327	my $dialog = $pl->{npc_dialog};
		2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2329
		2330	} else {
1917	$msg = $npc->name . " says: $msg" if $npc;	2331	$msg = $npc->name . " says: $msg" if $npc;
1918	$self->message ($msg, $flags);	2332	$self->message ($msg, $flags);
		2333	}
1919	}	2334	}
		2335	}
		2336
		2337	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2338
		2339	=cut
		2340
		2341	sub cf::object::send_msg {
		2342	my $pl = shift->contr
		2343	or return;
		2344	$pl->send_msg (@_);
1920	}	2345	}
1921		2346
1922	=item $player_object->may ("access")	2347	=item $player_object->may ("access")
1923		2348
1924	Returns wether the given player is authorized to access resource "access"	2349	Returns wether the given player is authorized to access resource "access"
…		…
2003	# use -1 or undef as default coordinates, not 0, 0	2428	# use -1 or undef as default coordinates, not 0, 0
2004	($x, $y) = ($map->enter_x, $map->enter_y)	2429	($x, $y) = ($map->enter_x, $map->enter_y)
2005	if $x <=0 && $y <= 0;	2430	if $x <=0 && $y <= 0;
2006		2431
2007	$map->load;	2432	$map->load;
2008	$map->load_diag;	2433	$map->load_neighbours;
2009		2434
2010	return unless $self->contr->active;	2435	return unless $self->contr->active;
2011	$self->activate_recursive;	2436	$self->activate_recursive;
2012		2437
2013	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2014	$self->enter_map ($map, $x, $y);	2439	$self->enter_map ($map, $x, $y);
2015	}	2440	}
2016		2441
2017	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2018		2443
2019	Moves the player to the given map-path and coordinates by first freezing	2444	Moves the player to the given map-path and coordinates by first freezing
2020	her, loading and preparing them map, calling the provided $check callback	2445	her, loading and preparing them map, calling the provided $check callback
2021	that has to return the map if sucecssful, and then unfreezes the player on	2446	that has to return the map if sucecssful, and then unfreezes the player on
2022	the new (success) or old (failed) map position.	2447	the new (success) or old (failed) map position. In either case, $done will
		2448	be called at the end of this process.
2023		2449
2024	=cut	2450	=cut
2025		2451
2026	our $GOTOGEN;	2452	our $GOTOGEN;
2027		2453
2028	sub cf::object::player::goto {	2454	sub cf::object::player::goto {
2029	my ($self, $path, $x, $y, $check) = @_;	2455	my ($self, $path, $x, $y, $check, $done) = @_;
2030		2456
2031	# do generation counting so two concurrent goto's will be executed in-order	2457	# do generation counting so two concurrent goto's will be executed in-order
2032	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2033		2459
2034	$self->enter_link;	2460	$self->enter_link;
2035		2461
2036	(async {	2462	(async {
		2463	$Coro::current->{desc} = "player::goto $path $x $y";
		2464
		2465	# *tag paths override both path and x|y
		2466	if ($path =~ /^\*(.*)$/) {
		2467	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2468	my $ob = $obs[rand @obs];
		2469
		2470	# see if we actually can go there
		2471	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2472	$ob = $obs[rand @obs];
		2473	} else {
		2474	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2475	}
		2476	# else put us there anyways for now #d#
		2477
		2478	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2479	} else {
		2480	($path, $x, $y) = (undef, undef, undef);
		2481	}
		2482	}
		2483
2037	my $map = eval {	2484	my $map = eval {
2038	my $map = cf::map::find $path;	2485	my $map = defined $path ? cf::map::find $path : undef;
2039		2486
2040	if ($map) {	2487	if ($map) {
2041	$map = $map->customise_for ($self);	2488	$map = $map->customise_for ($self);
2042	$map = $check->($map) if $check && $map;	2489	$map = $check->($map) if $check && $map;
2043	} else {	2490	} else {
2044	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2491	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2045	}	2492	}
2046		2493
2047	$map	2494	$map
2048	};	2495	};
2049		2496
…		…
2054		2501
2055	if ($gen == $self->{_goto_generation}) {	2502	if ($gen == $self->{_goto_generation}) {
2056	delete $self->{_goto_generation};	2503	delete $self->{_goto_generation};
2057	$self->leave_link ($map, $x, $y);	2504	$self->leave_link ($map, $x, $y);
2058	}	2505	}
		2506
		2507	$done->() if $done;
2059	})->prio (1);	2508	})->prio (1);
2060	}	2509	}
2061		2510
2062	=item $player_object->enter_exit ($exit_object)	2511	=item $player_object->enter_exit ($exit_object)
2063		2512
…		…
2132	my $hp = $exit->stats->hp;	2581	my $hp = $exit->stats->hp;
2133	my $sp = $exit->stats->sp;	2582	my $sp = $exit->stats->sp;
2134		2583
2135	$self->enter_link;	2584	$self->enter_link;
2136		2585
		2586	# if exit is damned, update players death & WoR home-position
		2587	$self->contr->savebed ($slaying, $hp, $sp)
		2588	if $exit->flag (FLAG_DAMNED);
		2589
2137	(async {	2590	(async {
		2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2592
2138	$self->deactivate_recursive; # just to be sure	2593	$self->deactivate_recursive; # just to be sure
2139	unless (eval {	2594	unless (eval {
2140	$self->goto ($slaying, $hp, $sp);	2595	$self->goto ($slaying, $hp, $sp);
2141		2596
2142	1;	2597	1;
…		…
2168		2623
2169	utf8::encode $text;	2624	utf8::encode $text;
2170	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2625	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2171	}	2626	}
2172		2627
		2628	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2629
		2630	Send a drawinfo or msg packet to the client, formatting the msg for the
		2631	client if neccessary. C<$type> should be a string identifying the type of
		2632	the message, with C<log> being the default. If C<$color> is negative, suppress
		2633	the message unless the client supports the msg packet.
		2634
		2635	=cut
		2636
		2637	our %CHANNEL = (
		2638	"c/identify" => {
		2639	id => "infobox",
		2640	title => "Identify",
		2641	reply => undef,
		2642	tooltip => "Items recently identified",
		2643	},
		2644	"c/examine" => {
		2645	id => "infobox",
		2646	title => "Examine",
		2647	reply => undef,
		2648	tooltip => "Signs and other items you examined",
		2649	},
		2650	"c/lookat" => {
		2651	id => "infobox",
		2652	title => "Look",
		2653	reply => undef,
		2654	tooltip => "What you saw there",
		2655	},
		2656	);
		2657
		2658	sub cf::client::send_msg {
		2659	my ($self, $channel, $msg, $color, @extra) = @_;
		2660
		2661	$msg = $self->pl->expand_cfpod ($msg);
		2662
		2663	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2664
		2665	# check predefined channels, for the benefit of C
		2666	if ($CHANNEL{$channel}) {
		2667	$channel = $CHANNEL{$channel};
		2668
		2669	$self->ext_msg (channel_info => $channel)
		2670	if $self->can_msg;
		2671
		2672	$channel = $channel->{id};
		2673
		2674	} elsif (ref $channel) {
		2675	# send meta info to client, if not yet sent
		2676	unless (exists $self->{channel}{$channel->{id}}) {
		2677	$self->{channel}{$channel->{id}} = $channel;
		2678	$self->ext_msg (channel_info => $channel)
		2679	if $self->can_msg;
		2680	}
		2681
		2682	$channel = $channel->{id};
		2683	}
		2684
		2685	return unless @extra || length $msg;
		2686
		2687	if ($self->can_msg) {
		2688	# default colour, mask it out
		2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2690	if $color & cf::NDI_DEF;
		2691
		2692	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2694	} else {
		2695	if ($color >= 0) {
		2696	# replace some tags by gcfclient-compatible ones
		2697	for ($msg) {
		2698	1 while
		2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2704	}
		2705
		2706	$color &= cf::NDI_COLOR_MASK;
		2707
		2708	utf8::encode $msg;
		2709
		2710	if (0 && $msg =~ /\[/) {
		2711	# COMMAND/INFO
		2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2713	} else {
		2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2715	$self->send_packet ("drawinfo $color $msg")
		2716	}
		2717	}
		2718	}
		2719	}
		2720
2173	=item $client->ext_event ($type, %msg)	2721	=item $client->ext_msg ($type, @msg)
2174		2722
2175	Sends an exti event to the client.	2723	Sends an ext event to the client.
2176		2724
2177	=cut	2725	=cut
2178		2726
2179	sub cf::client::ext_event($$%) {	2727	sub cf::client::ext_msg($$@) {
2180	my ($self, $type, %msg) = @_;	2728	my ($self, $type, @msg) = @_;
2181		2729
		2730	if ($self->extcmd == 2) {
		2731	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2732	} elsif ($self->extcmd == 1) { # TODO: remove
2182	$msg{msgtype} = "event_$type";	2733	push @msg, msgtype => "event_$type";
2183	$self->send_packet ("ext " . cf::to_json \%msg);	2734	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2735	}
		2736	}
		2737
		2738	=item $client->ext_reply ($msgid, @msg)
		2739
		2740	Sends an ext reply to the client.
		2741
		2742	=cut
		2743
		2744	sub cf::client::ext_reply($$@) {
		2745	my ($self, $id, @msg) = @_;
		2746
		2747	if ($self->extcmd == 2) {
		2748	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2749	} elsif ($self->extcmd == 1) {
		2750	#TODO: version 1, remove
		2751	unshift @msg, msgtype => "reply", msgid => $id;
		2752	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2753	}
2184	}	2754	}
2185		2755
2186	=item $success = $client->query ($flags, "text", \&cb)	2756	=item $success = $client->query ($flags, "text", \&cb)
2187		2757
2188	Queues a query to the client, calling the given callback with	2758	Queues a query to the client, calling the given callback with
2189	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2759	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2190	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2760	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2191		2761
2192	Queries can fail, so check the return code. Or don't, as queries will become	2762	Queries can fail, so check the return code. Or don't, as queries will
2193	reliable at some point in the future.	2763	become reliable at some point in the future.
2194		2764
2195	=cut	2765	=cut
2196		2766
2197	sub cf::client::query {	2767	sub cf::client::query {
2198	my ($self, $flags, $text, $cb) = @_;	2768	my ($self, $flags, $text, $cb) = @_;
…		…
2206	utf8::encode $text;	2776	utf8::encode $text;
2207	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2777	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2208		2778
2209	$self->send_packet ($self->{query_queue}[0][0])	2779	$self->send_packet ($self->{query_queue}[0][0])
2210	if @{ $self->{query_queue} } == 1;	2780	if @{ $self->{query_queue} } == 1;
		2781
		2782	1
2211	}	2783	}
2212		2784
2213	cf::client->attach (	2785	cf::client->attach (
		2786	on_connect => sub {
		2787	my ($ns) = @_;
		2788
		2789	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2790	},
2214	on_reply => sub {	2791	on_reply => sub {
2215	my ($ns, $msg) = @_;	2792	my ($ns, $msg) = @_;
2216		2793
2217	# this weird shuffling is so that direct followup queries	2794	# this weird shuffling is so that direct followup queries
2218	# get handled first	2795	# get handled first
…		…
2230	} else {	2807	} else {
2231	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2808	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2232	}	2809	}
2233	}	2810	}
2234	},	2811	},
		2812	on_exticmd => sub {
		2813	my ($ns, $buf) = @_;
		2814
		2815	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2816
		2817	if (ref $msg) {
		2818	my ($type, $reply, @payload) =
		2819	"ARRAY" eq ref $msg
		2820	? @$msg
		2821	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2822
		2823	my @reply;
		2824
		2825	if (my $cb = $EXTICMD{$type}) {
		2826	@reply = $cb->($ns, @payload);
		2827	}
		2828
		2829	$ns->ext_reply ($reply, @reply)
		2830	if $reply;
		2831
		2832	} else {
		2833	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2834	}
		2835
		2836	cf::override;
		2837	},
2235	);	2838	);
2236		2839
2237	=item $client->async (\&cb)	2840	=item $client->async (\&cb)
2238		2841
2239	Create a new coroutine, running the specified callback. The coroutine will	2842	Create a new coroutine, running the specified callback. The coroutine will
…		…
2280	our $safe = new Safe "safe";	2883	our $safe = new Safe "safe";
2281	our $safe_hole = new Safe::Hole;	2884	our $safe_hole = new Safe::Hole;
2282		2885
2283	$SIG{FPE} = 'IGNORE';	2886	$SIG{FPE} = 'IGNORE';
2284		2887
2285	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	2888	$safe->permit_only (Opcode::opset qw(
		2889	:base_core :base_mem :base_orig :base_math
		2890	grepstart grepwhile mapstart mapwhile
		2891	sort time
		2892	));
2286		2893
2287	# here we export the classes and methods available to script code	2894	# here we export the classes and methods available to script code
2288		2895
2289	=pod	2896	=pod
2290		2897
2291	The following functions and methods are available within a safe environment:	2898	The following functions and methods are available within a safe environment:
2292		2899
2293	cf::object contr pay_amount pay_player map	2900	cf::object
		2901	contr pay_amount pay_player map x y force_find force_add
		2902	insert remove name archname title slaying race decrease_ob_nr
		2903
2294	cf::object::player player	2904	cf::object::player
2295	cf::player peaceful	2905	player
2296	cf::map trigger	2906
		2907	cf::player
		2908	peaceful
		2909
		2910	cf::map
		2911	trigger
2297		2912
2298	=cut	2913	=cut
2299		2914
2300	for (	2915	for (
2301	["cf::object" => qw(contr pay_amount pay_player map)],	2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		2917	insert remove inv name archname title slaying race
		2918	decrease_ob_nr)],
2302	["cf::object::player" => qw(player)],	2919	["cf::object::player" => qw(player)],
2303	["cf::player" => qw(peaceful)],	2920	["cf::player" => qw(peaceful)],
2304	["cf::map" => qw(trigger)],	2921	["cf::map" => qw(trigger)],
2305	) {	2922	) {
2306	no strict 'refs';	2923	no strict 'refs';
…		…
2377	=back	2994	=back
2378		2995
2379	=cut	2996	=cut
2380		2997
2381	#############################################################################	2998	#############################################################################
2382
2383	=head2 EXTENSION DATABASE SUPPORT
2384
2385	Crossfire maintains a very simple database for extension use. It can
2386	currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2387	convert to/from binary).
2388
2389	The parameter C<$family> should best start with the name of the extension
2390	using it, it should be unique.
2391
2392	=over 4
2393
2394	=item $value = cf::db_get $family => $key
2395
2396	Returns a single value from the database.
2397
2398	=item cf::db_put $family => $key => $value
2399
2400	Stores the given C<$value> in the family.
2401
2402	=cut
2403
2404	our $DB;
2405
2406	sub db_init {
2407	unless ($DB) {
2408	$DB = BDB::db_create $DB_ENV;
2409
2410	cf::sync_job {
2411	eval {
2412	$DB->set_flags (BDB::CHKSUM);
2413
2414	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2415	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2416	cf::cleanup "db_open(db): $!" if $!;
2417	};
2418	cf::cleanup "db_open(db): $@" if $@;
2419	};
2420	}
2421	}
2422
2423	sub db_get($$) {
2424	my $key = "$_[0]/$_[1]";
2425
2426	cf::sync_job {
2427	BDB::db_get $DB, undef, $key, my $data;
2428
2429	$! ? ()
2430	: $data
2431	}
2432	}
2433
2434	sub db_put($$$) {
2435	BDB::dbreq_pri 4;
2436	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2437	}
2438
2439	=item cf::cache $id => [$paths...], $processversion => $process
2440
2441	Generic caching function that returns the value of the resource $id,
2442	caching and regenerating as required.
2443
2444	This function can block.
2445
2446	=cut
2447
2448	sub cache {
2449	my ($id, $src, $processversion, $process) = @_;
2450
2451	my $meta =
2452	join "\x00",
2453	$processversion,
2454	map {
2455	aio_stat $_
2456	and Carp::croak "$_: $!";
2457
2458	($_, (stat _)[7,9])
2459	} @$src;
2460
2461	my $dbmeta = db_get cache => "$id/meta";
2462	if ($dbmeta ne $meta) {
2463	# changed, we may need to process
2464
2465	my @data;
2466	my $md5;
2467
2468	for (0 .. $#$src) {
2469	0 <= aio_load $src->[$_], $data[$_]
2470	or Carp::croak "$src->[$_]: $!";
2471	}
2472
2473	# if processing is expensive, check
2474	# checksum first
2475	if (1) {
2476	$md5 =
2477	join "\x00",
2478	$processversion,
2479	map {
2480	Coro::cede;
2481	($src->[$_], Digest::MD5::md5_hex $data[$_])
2482	} 0.. $#$src;
2483
2484
2485	my $dbmd5 = db_get cache => "$id/md5";
2486	if ($dbmd5 eq $md5) {
2487	db_put cache => "$id/meta", $meta;
2488
2489	return db_get cache => "$id/data";
2490	}
2491	}
2492
2493	my $t1 = Time::HiRes::time;
2494	my $data = $process->(\@data);
2495	my $t2 = Time::HiRes::time;
2496
2497	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2498
2499	db_put cache => "$id/data", $data;
2500	db_put cache => "$id/md5" , $md5;
2501	db_put cache => "$id/meta", $meta;
2502
2503	return $data;
2504	}
2505
2506	db_get cache => "$id/data"
2507	}
2508
2509	=item fork_call { }, $args
2510
2511	Executes the given code block with the given arguments in a seperate
2512	process, returning the results. Everything must be serialisable with
2513	Coro::Storable. May, of course, block. Note that the executed sub may
2514	never block itself or use any form of Event handling.
2515
2516	=cut
2517
2518	sub fork_call(&@) {
2519	my ($cb, @args) = @_;
2520
2521	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2522	# or die "socketpair: $!";
2523	pipe my $fh1, my $fh2
2524	or die "pipe: $!";
2525
2526	if (my $pid = fork) {
2527	close $fh2;
2528
2529	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2530	$res = Coro::Storable::thaw $res;
2531
2532	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2533
2534	die $$res unless "ARRAY" eq ref $res;
2535
2536	return wantarray ? @$res : $res->[-1];
2537	} else {
2538	reset_signals;
2539	local $SIG{__WARN__};
2540	local $SIG{__DIE__};
2541	eval {
2542	close $fh1;
2543
2544	my @res = eval { $cb->(@args) };
2545	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2546	};
2547
2548	warn $@ if $@;
2549	_exit 0;
2550	}
2551	}
2552
2553	#############################################################################
2554	# the server's init and main functions	2999	# the server's init and main functions
2555		3000
2556	sub load_facedata($) {	3001	sub load_facedata($) {
2557	my ($path) = @_;	3002	my ($path) = @_;
		3003
		3004	# HACK to clear player env face cache, we need some signal framework
		3005	# for this (global event?)
		3006	%ext::player_env::MUSIC_FACE_CACHE = ();
		3007
		3008	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2558		3009
2559	warn "loading facedata from $path\n";	3010	warn "loading facedata from $path\n";
2560		3011
2561	my $facedata;	3012	my $facedata;
2562	0 < aio_load $path, $facedata	3013	0 < aio_load $path, $facedata
…		…
2565	$facedata = Coro::Storable::thaw $facedata;	3016	$facedata = Coro::Storable::thaw $facedata;
2566		3017
2567	$facedata->{version} == 2	3018	$facedata->{version} == 2
2568	or cf::cleanup "$path: version mismatch, cannot proceed.";	3019	or cf::cleanup "$path: version mismatch, cannot proceed.";
2569		3020
		3021	# patch in the exptable
		3022	$facedata->{resource}{"res/exp_table"} = {
		3023	type => FT_RSRC,
		3024	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3025	};
		3026	cf::cede_to_tick;
		3027
2570	{	3028	{
2571	my $faces = $facedata->{faceinfo};	3029	my $faces = $facedata->{faceinfo};
2572		3030
2573	while (my ($face, $info) = each %$faces) {	3031	while (my ($face, $info) = each %$faces) {
2574	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;
2575	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3033	cf::face::set_visibility $idx, $info->{visibility};
		3034	cf::face::set_magicmap $idx, $info->{magicmap};
2576	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2577	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2578	Coro::cede;	3037
		3038	cf::cede_to_tick;
2579	}	3039	}
2580		3040
2581	while (my ($face, $info) = each %$faces) {	3041	while (my ($face, $info) = each %$faces) {
2582	next unless $info->{smooth};	3042	next unless $info->{smooth};
2583	my $idx = cf::face::find $face	3043	my $idx = cf::face::find $face
2584	or next;	3044	or next;
2585	if (my $smooth = cf::face::find $info->{smooth}) {	3045	if (my $smooth = cf::face::find $info->{smooth}) {
		3046	cf::face::set_smooth $idx, $smooth;
2586	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2587	} else {	3048	} else {
2588	warn "smooth face '$info->{smooth}' not found for face '$face'";	3049	warn "smooth face '$info->{smooth}' not found for face '$face'";
2589	}	3050	}
2590	Coro::cede;	3051
		3052	cf::cede_to_tick;
2591	}	3053	}
2592	}	3054	}
2593		3055
2594	{	3056	{
2595	my $anims = $facedata->{animinfo};	3057	my $anims = $facedata->{animinfo};
2596		3058
2597	while (my ($anim, $info) = each %$anims) {	3059	while (my ($anim, $info) = each %$anims) {
2598	cf::anim::set $anim, $info->{frames}, $info->{facings};	3060	cf::anim::set $anim, $info->{frames}, $info->{facings};
2599	Coro::cede;	3061	cf::cede_to_tick;
2600	}	3062	}
2601		3063
2602	cf::anim::invalidate_all; # d'oh	3064	cf::anim::invalidate_all; # d'oh
2603	}	3065	}
2604		3066
		3067	{
		3068	# TODO: for gcfclient pleasure, we should give resources
		3069	# that gcfclient doesn't grok a >10000 face index.
		3070	my $res = $facedata->{resource};
		3071
		3072	my $soundconf = delete $res->{"res/sound.conf"};
		3073
		3074	while (my ($name, $info) = each %$res) {
		3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3076	my $data;
		3077
		3078	if ($info->{type} & 1) {
		3079	# prepend meta info
		3080
		3081	my $meta = $enc->encode ({
		3082	name => $name,
		3083	%{ $info->{meta} || {} },
		3084	});
		3085
		3086	$data = pack "(w/a*)*", $meta, $info->{data};
		3087	} else {
		3088	$data = $info->{data};
		3089	}
		3090
		3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3092	cf::face::set_type $idx, $info->{type};
		3093
		3094	cf::cede_to_tick;
		3095	}
		3096
		3097	if ($soundconf) {
		3098	$soundconf = $enc->decode (delete $soundconf->{data});
		3099
		3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3101	my $sound = $soundconf->{compat}[$_]
		3102	or next;
		3103
		3104	my $face = cf::face::find "sound/$sound->[1]";
		3105	cf::sound::set $sound->[0] => $face;
		3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3107	}
		3108
		3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3110	my $face = cf::face::find "sound/$v";
		3111	cf::sound::set $k => $face;
		3112	}
		3113	}
		3114	}
		3115
2605	1	3116	1
2606	}	3117	}
2607		3118
		3119	register_exticmd fx_want => sub {
		3120	my ($ns, $want) = @_;
		3121
		3122	while (my ($k, $v) = each %$want) {
		3123	$ns->fx_want ($k, $v);
		3124	}
		3125	};
		3126
2608	sub reload_regions {	3127	sub reload_regions {
		3128	# HACK to clear player env face cache, we need some signal framework
		3129	# for this (global event?)
		3130	%ext::player_env::MUSIC_FACE_CACHE = ();
		3131
2609	load_resource_file "$MAPDIR/regions"	3132	load_resource_file "$MAPDIR/regions"
2610	or die "unable to load regions file\n";	3133	or die "unable to load regions file\n";
		3134
		3135	for (cf::region::list) {
		3136	$_->{match} = qr/$_->{match}/
		3137	if exists $_->{match};
		3138	}
2611	}	3139	}
2612		3140
2613	sub reload_facedata {	3141	sub reload_facedata {
2614	load_facedata "$DATADIR/facedata"	3142	load_facedata "$DATADIR/facedata"
2615	or die "unable to load facedata\n";	3143	or die "unable to load facedata\n";
2616	}	3144	}
2617		3145
2618	sub reload_archetypes {	3146	sub reload_archetypes {
		3147	load_resource_file "$DATADIR/archetypes"
		3148	or die "unable to load archetypes\n";
		3149	#d# NEED to laod twice to resolve forward references
		3150	# this really needs to be done in an extra post-pass
		3151	# (which needs to be synchronous, so solve it differently)
2619	load_resource_file "$DATADIR/archetypes"	3152	load_resource_file "$DATADIR/archetypes"
2620	or die "unable to load archetypes\n";	3153	or die "unable to load archetypes\n";
2621	}	3154	}
2622		3155
2623	sub reload_treasures {	3156	sub reload_treasures {
…		…
2639		3172
2640	sub init {	3173	sub init {
2641	reload_resources;	3174	reload_resources;
2642	}	3175	}
2643		3176
2644	sub cfg_load {	3177	sub reload_config {
2645	open my $fh, "<:utf8", "$CONFDIR/config"	3178	open my $fh, "<:utf8", "$CONFDIR/config"
2646	or return;	3179	or return;
2647		3180
2648	local $/;	3181	local $/;
2649	*CFG = YAML::Syck::Load <$fh>;	3182	*CFG = YAML::Syck::Load <$fh>;
…		…
2665	sub main {	3198	sub main {
2666	# we must not ever block the main coroutine	3199	# we must not ever block the main coroutine
2667	local $Coro::idle = sub {	3200	local $Coro::idle = sub {
2668	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2669	(async {	3202	(async {
		3203	$Coro::current->{desc} = "IDLE BUG HANDLER";
2670	Event::one_event;	3204	Event::one_event;
2671	})->prio (Coro::PRIO_MAX);	3205	})->prio (Coro::PRIO_MAX);
2672	};	3206	};
2673		3207
2674	cfg_load;	3208	reload_config;
2675	db_init;	3209	db_init;
2676	load_extensions;	3210	load_extensions;
2677		3211
2678	$TICK_WATCHER->start;	3212	$TICK_WATCHER->start;
2679	Event::loop;	3213	Event::loop;
…		…
2695	},	3229	},
2696	);	3230	);
2697	}	3231	}
2698	}	3232	}
2699		3233
		3234	sub write_runtime {
		3235	my $runtime = "$LOCALDIR/runtime";
		3236
		3237	# first touch the runtime file to show we are still running:
		3238	# the fsync below can take a very very long time.
		3239
		3240	IO::AIO::aio_utime $runtime, undef, undef;
		3241
		3242	my $guard = cf::lock_acquire "write_runtime";
		3243
		3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
		3245	or return;
		3246
		3247	my $value = $cf::RUNTIME + 90 + 10;
		3248	# 10 is the runtime save interval, for a monotonic clock
		3249	# 60 allows for the watchdog to kill the server.
		3250
		3251	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3252	and return;
		3253
		3254	# always fsync - this file is important
		3255	aio_fsync $fh
		3256	and return;
		3257
		3258	# touch it again to show we are up-to-date
		3259	aio_utime $fh, undef, undef;
		3260
		3261	close $fh
		3262	or return;
		3263
		3264	aio_rename "$runtime~", $runtime
		3265	and return;
		3266
		3267	warn "runtime file written.\n";
		3268
		3269	1
		3270	}
		3271
2700	sub emergency_save() {	3272	sub emergency_save() {
2701	my $freeze_guard = cf::freeze_mainloop;	3273	my $freeze_guard = cf::freeze_mainloop;
2702		3274
2703	warn "enter emergency perl save\n";	3275	warn "enter emergency perl save\n";
2704		3276
…		…
2708	# and maps saved/destroyed asynchronously.	3280	# and maps saved/destroyed asynchronously.
2709	warn "begin emergency player save\n";	3281	warn "begin emergency player save\n";
2710	for my $login (keys %cf::PLAYER) {	3282	for my $login (keys %cf::PLAYER) {
2711	my $pl = $cf::PLAYER{$login} or next;	3283	my $pl = $cf::PLAYER{$login} or next;
2712	$pl->valid or next;	3284	$pl->valid or next;
		3285	delete $pl->{unclean_save};
2713	$pl->save;	3286	$pl->save;
2714	}	3287	}
2715	warn "end emergency player save\n";	3288	warn "end emergency player save\n";
2716		3289
2717	warn "begin emergency map save\n";	3290	warn "begin emergency map save\n";
…		…
2779	%EXT_CORO = ();	3352	%EXT_CORO = ();
2780		3353
2781	warn "removing commands";	3354	warn "removing commands";
2782	%COMMAND = ();	3355	%COMMAND = ();
2783		3356
2784	warn "removing ext commands";	3357	warn "removing ext/exti commands";
2785	%EXTCMD = ();	3358	%EXTCMD = ();
		3359	%EXTICMD = ();
2786		3360
2787	warn "unloading/nuking all extensions";	3361	warn "unloading/nuking all extensions";
2788	for my $pkg (@EXTS) {	3362	for my $pkg (@EXTS) {
2789	warn "... unloading $pkg";	3363	warn "... unloading $pkg";
2790		3364
…		…
2833	warn "reloading cf.pm";	3407	warn "reloading cf.pm";
2834	require cf;	3408	require cf;
2835	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2836		3410
2837	warn "loading config and database again";	3411	warn "loading config and database again";
2838	cf::cfg_load;	3412	cf::reload_config;
2839		3413
2840	warn "loading extensions";	3414	warn "loading extensions";
2841	cf::load_extensions;	3415	cf::load_extensions;
2842		3416
2843	warn "reattaching attachments to objects/players";	3417	warn "reattaching attachments to objects/players";
…		…
2879	register_command "reload" => sub {	3453	register_command "reload" => sub {
2880	my ($who, $arg) = @_;	3454	my ($who, $arg) = @_;
2881		3455
2882	if ($who->flag (FLAG_WIZ)) {	3456	if ($who->flag (FLAG_WIZ)) {
2883	$who->message ("reloading server.");	3457	$who->message ("reloading server.");
		3458	async {
		3459	$Coro::current->{desc} = "perl_reload";
2884	async { reload_perl };	3460	reload_perl;
		3461	};
2885	}	3462	}
2886	};	3463	};
2887		3464
2888	unshift @INC, $LIBDIR;	3465	unshift @INC, $LIBDIR;
2889		3466
…		…
2908	my $signal = new Coro::Signal;	3485	my $signal = new Coro::Signal;
2909	push @WAIT_FOR_TICK_BEGIN, $signal;	3486	push @WAIT_FOR_TICK_BEGIN, $signal;
2910	$signal->wait;	3487	$signal->wait;
2911	}	3488	}
2912		3489
2913	my $min = 1e6;#d#
2914	my $avg = 10;
2915	$TICK_WATCHER = Event->timer (	3490	$TICK_WATCHER = Event->timer (
2916	reentrant => 0,	3491	reentrant => 0,
2917	parked => 1,	3492	parked => 1,
2918	prio => 0,	3493	prio => 0,
2919	at => $NEXT_TICK || $TICK,	3494	at => $NEXT_TICK || $TICK,
…		…
2927		3502
2928	$NOW = $tick_start = Event::time;	3503	$NOW = $tick_start = Event::time;
2929		3504
2930	cf::server_tick; # one server iteration	3505	cf::server_tick; # one server iteration
2931		3506
2932	0 && sync_job {#d#
2933	for(1..10) {
2934	my $t = Event::time;
2935	my $map = my $map = new_from_path cf::map "/tmp/x.map"
2936	or die;
2937
2938	$map->width (50);
2939	$map->height (50);
2940	$map->alloc;
2941	$map->_load_objects ("/tmp/x.map", 1);
2942	my $t = Event::time - $t;
2943
2944	#next unless $t < 0.0013;#d#
2945	if ($t < $min) {
2946	$min = $t;
2947	}
2948	$avg = $avg * 0.99 + $t * 0.01;
2949	}
2950	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2951	exit 0;
2952	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2953	};
2954
2955	$RUNTIME += $TICK;	3507	$RUNTIME += $TICK;
2956	$NEXT_TICK += $TICK;	3508	$NEXT_TICK += $TICK;
2957		3509
2958	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2959	$NEXT_RUNTIME_WRITE = $NOW + 10;	3511	$NEXT_RUNTIME_WRITE = $NOW + 10;
2960	Coro::async_pool {	3512	Coro::async_pool {
		3513	$Coro::current->{desc} = "runtime saver";
2961	write_runtime	3514	write_runtime
2962	or warn "ERROR: unable to write runtime file: $!";	3515	or warn "ERROR: unable to write runtime file: $!";
2963	};	3516	};
2964	}	3517	}
2965		3518
2966	# my $AFTER = Event::time;
2967	# warn $AFTER - $NOW;#d#
2968
2969	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2970	$sig->send;	3520	$sig->send;
2971	}	3521	}
2972	while (my $sig = shift @WAIT_FOR_TICK) {	3522	while (my $sig = shift @WAIT_FOR_TICK) {
2973	$sig->send;	3523	$sig->send;
…		…
2983		3533
2984	$LOAD = ($NOW - $tick_start) / $TICK;	3534	$LOAD = ($NOW - $tick_start) / $TICK;
2985	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2986		3536
2987	_post_tick;	3537	_post_tick;
2988
2989
2990	},	3538	},
2991	);	3539	);
2992		3540
2993	{	3541	{
		3542	BDB::min_parallel 8;
2994	BDB::max_poll_time $TICK * 0.1;	3543	BDB::max_poll_time $TICK * 0.1;
2995	$BDB_POLL_WATCHER = Event->io (	3544	$BDB_POLL_WATCHER = Event->io (
2996	reentrant => 0,	3545	reentrant => 0,
2997	fd => BDB::poll_fileno,	3546	fd => BDB::poll_fileno,
2998	poll => 'r',	3547	poll => 'r',
2999	prio => 0,	3548	prio => 0,
3000	data => WF_AUTOCANCEL,	3549	data => WF_AUTOCANCEL,
3001	cb => \&BDB::poll_cb,	3550	cb => \&BDB::poll_cb,
3002	);	3551	);
3003	BDB::min_parallel 8;
3004		3552
3005	BDB::set_sync_prepare {	3553	BDB::set_sync_prepare {
3006	my $status;	3554	my $status;
3007	my $current = $Coro::current;	3555	my $current = $Coro::current;
3008	(	3556	(
…		…
3017	)	3565	)
3018	};	3566	};
3019		3567
3020	unless ($DB_ENV) {	3568	unless ($DB_ENV) {
3021	$DB_ENV = BDB::db_env_create;	3569	$DB_ENV = BDB::db_env_create;
		3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3571	| BDB::LOG_AUTOREMOVE, 1);
		3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3022		3574
3023	cf::sync_job {	3575	cf::sync_job {
3024	eval {	3576	eval {
3025	BDB::db_env_open	3577	BDB::db_env_open
3026	$DB_ENV,	3578	$DB_ENV,
…		…
3028	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3580	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3029	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3581	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3030	0666;	3582	0666;
3031		3583
3032	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3584	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3033
3034	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3035	$DB_ENV->set_lk_detect;
3036	};	3585	};
3037		3586
3038	cf::cleanup "db_env_open(db): $@" if $@;	3587	cf::cleanup "db_env_open(db): $@" if $@;
3039	};	3588	};
3040	}	3589	}
		3590
		3591	$BDB_DEADLOCK_WATCHER = Event->timer (
		3592	after => 3,
		3593	interval => 1,
		3594	hard => 1,
		3595	prio => 0,
		3596	data => WF_AUTOCANCEL,
		3597	cb => sub {
		3598	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3599	},
		3600	);
		3601	$BDB_CHECKPOINT_WATCHER = Event->timer (
		3602	after => 11,
		3603	interval => 60,
		3604	hard => 1,
		3605	prio => 0,
		3606	data => WF_AUTOCANCEL,
		3607	cb => sub {
		3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3609	},
		3610	);
		3611	$BDB_TRICKLE_WATCHER = Event->timer (
		3612	after => 5,
		3613	interval => 10,
		3614	hard => 1,
		3615	prio => 0,
		3616	data => WF_AUTOCANCEL,
		3617	cb => sub {
		3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3619	},
		3620	);
3041	}	3621	}
3042		3622
3043	{	3623	{
3044	IO::AIO::min_parallel 8;	3624	IO::AIO::min_parallel 8;
3045		3625
…		…
3048	$AIO_POLL_WATCHER = Event->io (	3628	$AIO_POLL_WATCHER = Event->io (
3049	reentrant => 0,	3629	reentrant => 0,
3050	data => WF_AUTOCANCEL,	3630	data => WF_AUTOCANCEL,
3051	fd => IO::AIO::poll_fileno,	3631	fd => IO::AIO::poll_fileno,
3052	poll => 'r',	3632	poll => 'r',
3053	prio => 6,	3633	prio => 0,
3054	cb => \&IO::AIO::poll_cb,	3634	cb => \&IO::AIO::poll_cb,
3055	);	3635	);
3056	}	3636	}
3057		3637
3058	my $_log_backtrace;	3638	my $_log_backtrace;
…		…
3064		3644
3065	# limit the # of concurrent backtraces	3645	# limit the # of concurrent backtraces
3066	if ($_log_backtrace < 2) {	3646	if ($_log_backtrace < 2) {
3067	++$_log_backtrace;	3647	++$_log_backtrace;
3068	async {	3648	async {
		3649	$Coro::current->{desc} = "abt $msg";
		3650
3069	my @bt = fork_call {	3651	my @bt = fork_call {
3070	@addr = map { sprintf "%x", $_ } @addr;	3652	@addr = map { sprintf "%x", $_ } @addr;
3071	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3653	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3072	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3654	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3073	or die "addr2line: $!";	3655	or die "addr2line: $!";

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