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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.310 by elmex, Mon Jul 16 15:43:49 2007 UTC vs.
Revision 1.400 by root, Mon Dec 17 06:36:34 2007 UTC

…		…
4	use strict;	4	use strict;
5		5
6	use Symbol;	6	use Symbol;
7	use List::Util;	7	use List::Util;
8	use Socket;	8	use Socket;
9	use Storable;	9	use EV;
10	use Event;
11	use Opcode;	10	use Opcode;
12	use Safe;	11	use Safe;
13	use Safe::Hole;	12	use Safe::Hole;
		13	use Storable ();
14		14
15	use Coro 3.61 ();	15	use Coro 4.32 ();
16	use Coro::State;	16	use Coro::State;
17	use Coro::Handle;	17	use Coro::Handle;
18	use Coro::Event;	18	use Coro::EV;
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::BDB;
23	use Coro::Storable;	24	use Coro::Storable;
		25	use Coro::Util ();
24		26
25	use JSON::XS 1.4 ();	27	use JSON::XS 2.01 ();
26	use BDB ();	28	use BDB ();
27	use Data::Dumper;	29	use Data::Dumper;
28	use Digest::MD5;	30	use Digest::MD5;
29	use Fcntl;	31	use Fcntl;
30	use YAML::Syck ();	32	use YAML::Syck ();
31	use IO::AIO 2.32 ();	33	use IO::AIO 2.51 ();
32	use Time::HiRes;	34	use Time::HiRes;
33	use Compress::LZF;	35	use Compress::LZF;
34	use Digest::MD5 ();	36	use Digest::MD5 ();
35		37
36	# configure various modules to our taste	38	# configure various modules to our taste
37	#	39	#
38	$Storable::canonical = 1; # reduce rsync transfers	40	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43		43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;	45	$YAML::Syck::ImplicitUnicode = 1;
46		46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
…		…
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;	76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;	77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	79	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	80	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		81
83	our $BDB_POLL_WATCHER;	82	our $BDB_POLL_WATCHER;
		83	our $BDB_DEADLOCK_WATCHER;
		84	our $BDB_CHECKPOINT_WATCHER;
		85	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	86	our $DB_ENV;
85		87
86	our %CFG;	88	our %CFG;
87		89
88	our $UPTIME; $UPTIME ||= time;	90	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	91	our $RUNTIME;
		92	our $NOW;
90		93
91	our %PLAYER; # all users	94	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	95	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	96	our $LINK_MAP; # the special {link} map, which is always available
94		97
95	# used to convert map paths into valid unix filenames by replacing / by ∕	98	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		100
…		…
158		161
159	The raw value load value from the last tick.	162	The raw value load value from the last tick.
160		163
161	=item %cf::CFG	164	=item %cf::CFG
162		165
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	166	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	167	from wherever your confdir points to.
165		168
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	169	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		170
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	189	$msg .= "\n"
187	unless $msg =~ /\n$/;	190	unless $msg =~ /\n$/;
188		191
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		193
191	utf8::encode $msg;
192	LOG llevError, $msg;	194	LOG llevError, $msg;
193	};	195	};
194	}	196	}
195		197
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
…		…
212	)) {	214	)) {
213	no strict 'refs';	215	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	217	}
216		218
217	$Event::DIED = sub {	219	$EV::DIED = sub {
218	warn "error in event callback: @_";	220	warn "error in event callback: @_";
219	};	221	};
220		222
221	#############################################################################	223	#############################################################################
222		224
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	248	$d
247	} || "[unable to dump $_[0]: '$@']";	249	} || "[unable to dump $_[0]: '$@']";
248	}	250	}
249		251
250	=item $ref = cf::from_json $json	252	=item $ref = cf::decode_json $json
251		253
252	Converts a JSON string into the corresponding perl data structure.	254	Converts a JSON string into the corresponding perl data structure.
253		255
254	=item $json = cf::to_json $ref	256	=item $json = cf::encode_json $ref
255		257
256	Converts a perl data structure into its JSON representation.	258	Converts a perl data structure into its JSON representation.
257		259
258	=cut	260	=cut
259		261
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		263
262	sub to_json ($) { $json_coder->encode ($_[0]) }	264	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	265	sub decode_json($) { $json_coder->decode ($_[0]) }
264		266
265	=item cf::lock_wait $string	267	=item cf::lock_wait $string
266		268
267	Wait until the given lock is available. See cf::lock_acquire.	269	Wait until the given lock is available. See cf::lock_acquire.
268		270
…		…
271	Wait until the given lock is available and then acquires it and returns	273	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	275	for example when the coroutine gets canceled), the lock is automatically
274	returned.	276	returned.
275		277
		278	Locks are *not* recursive, locking from the same coro twice results in a
		279	deadlocked coro.
		280
276	Lock names should begin with a unique identifier (for example, cf::map::find	281	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	282	uses map_find and cf::map::load uses map_load).
278		283
279	=item $locked = cf::lock_active $string	284	=item $locked = cf::lock_active $string
280		285
281	Return true if the lock is currently active, i.e. somebody has locked it.	286	Return true if the lock is currently active, i.e. somebody has locked it.
282		287
283	=cut	288	=cut
284		289
285	our %LOCK;	290	our %LOCK;
		291	our %LOCKER;#d#
286		292
287	sub lock_wait($) {	293	sub lock_wait($) {
288	my ($key) = @_;	294	my ($key) = @_;
		295
		296	if ($LOCKER{$key} == $Coro::current) {#d#
		297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		298	return;#d#
		299	}#d#
289		300
290	# wait for lock, if any	301	# wait for lock, if any
291	while ($LOCK{$key}) {	302	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	303	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	304	Coro::schedule;
…		…
299		310
300	# wait, to be sure we are not locked	311	# wait, to be sure we are not locked
301	lock_wait $key;	312	lock_wait $key;
302		313
303	$LOCK{$key} = [];	314	$LOCK{$key} = [];
		315	$LOCKER{$key} = $Coro::current;#d#
304		316
305	Coro::guard {	317	Coro::guard {
		318	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	319	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	320	$_->ready for @{ delete $LOCK{$key} };
308	}	321	}
309	}	322	}
310		323
…		…
322	};	335	};
323	$TICK_WATCHER->stop;	336	$TICK_WATCHER->stop;
324	$guard	337	$guard
325	}	338	}
326		339
		340	=item cf::periodic $interval, $cb
		341
		342	Like EV::periodic, but randomly selects a starting point so that the actions
		343	get spread over timer.
		344
		345	=cut
		346
		347	sub periodic($$) {
		348	my ($interval, $cb) = @_;
		349
		350	my $start = rand List::Util::min 180, $interval;
		351
		352	EV::periodic $start, $interval, 0, $cb
		353	}
		354
		355	=item cf::get_slot $time[, $priority[, $name]]
		356
		357	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		358	This call blocks and returns only when you have at least C<$time> seconds
		359	of cpu time till the next tick. The slot is only valid till the next cede.
		360
		361	The optional C<$name> can be used to identify the job to run. It might be
		362	used for statistical purposes and should identify the same time-class.
		363
		364	Useful for short background jobs.
		365
		366	=cut
		367
		368	our @SLOT_QUEUE;
		369	our $SLOT_QUEUE;
		370
		371	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		372	$SLOT_QUEUE = Coro::async {
		373	$Coro::current->desc ("timeslot manager");
		374
		375	my $signal = new Coro::Signal;
		376
		377	while () {
		378	next_job:
		379	my $avail = cf::till_tick;
		380	if ($avail > 0.01) {
		381	for (0 .. $#SLOT_QUEUE) {
		382	if ($SLOT_QUEUE[$_][0] < $avail) {
		383	my $job = splice @SLOT_QUEUE, $_, 1, ();
		384	$job->[2]->send;
		385	Coro::cede;
		386	goto next_job;
		387	}
		388	}
		389	}
		390
		391	if (@SLOT_QUEUE) {
		392	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		393	push @cf::WAIT_FOR_TICK, $signal;
		394	$signal->wait;
		395	} else {
		396	Coro::schedule;
		397	}
		398	}
		399	};
		400
		401	sub get_slot($;$$) {
		402	my ($time, $pri, $name) = @_;
		403
		404	$time = $TICK * .6 if $time > $TICK * .6;
		405	my $sig = new Coro::Signal;
		406
		407	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		408	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		409	$SLOT_QUEUE->ready;
		410	$sig->wait;
		411	}
		412
327	=item cf::async { BLOCK }	413	=item cf::async { BLOCK }
328		414
329	Currently the same as Coro::async_pool, meaning you cannot use	415	Currently the same as Coro::async_pool, meaning you cannot use
330	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	416	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
331	thing you are allowed to do is call C<prio> on it.	417	thing you are allowed to do is call C<prio> on it.
…		…
334		420
335	BEGIN { *async = \&Coro::async_pool }	421	BEGIN { *async = \&Coro::async_pool }
336		422
337	=item cf::sync_job { BLOCK }	423	=item cf::sync_job { BLOCK }
338		424
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	425	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	426	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	427	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	428	acceptable.
343		429
344	If it must be done, put the blocking parts into C<sync_job>. This will run	430	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	431	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		436
351	sub sync_job(&) {	437	sub sync_job(&) {
352	my ($job) = @_;	438	my ($job) = @_;
353		439
354	if ($Coro::current == $Coro::main) {	440	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	441	my $time = EV::time;
356		442
357	# this is the main coro, too bad, we have to block	443	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	444	# till the operation succeeds, freezing the server :/
359		445
		446	LOG llevError, Carp::longmess "sync job";#d#
		447
360	# TODO: use suspend/resume instead	448	# TODO: use suspend/resume instead
361	# (but this is cancel-safe)	449	# (but this is cancel-safe)
362	my $freeze_guard = freeze_mainloop;	450	my $freeze_guard = freeze_mainloop;
363		451
364	my $busy = 1;	452	my $busy = 1;
365	my @res;	453	my @res;
366		454
367	(async {	455	(async {
		456	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	457	@res = eval { $job->() };
369	warn $@ if $@;	458	warn $@ if $@;
370	undef $busy;	459	undef $busy;
371	})->prio (Coro::PRIO_MAX);	460	})->prio (Coro::PRIO_MAX);
372		461
373	while ($busy) {	462	while ($busy) {
374	Coro::cede or Event::one_event;	463	if (Coro::nready) {
		464	Coro::cede_notself;
		465	} else {
		466	EV::loop EV::LOOP_ONESHOT;
375	}	467	}
		468	}
376		469
377	$time = Event::time - $time;	470	$time = EV::time - $time;
378		471
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"	472	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;	473	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381		474
382	$tick_start += $time; # do not account sync jobs to server load	475	$tick_start += $time; # do not account sync jobs to server load
…		…
412	=item fork_call { }, $args	505	=item fork_call { }, $args
413		506
414	Executes the given code block with the given arguments in a seperate	507	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	508	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	509	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	510	never block itself or use any form of event handling.
418		511
419	=cut	512	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		513
430	sub fork_call(&@) {	514	sub fork_call(&@) {
431	my ($cb, @args) = @_;	515	my ($cb, @args) = @_;
432		516
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	517	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	518	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	519	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		520
438	if (my $pid = fork) {	521	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	522	reset_signals;
452	local $SIG{__WARN__};	523	&$cb
453	local $SIG{__DIE__};	524	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		525
460	eval {	526	wantarray ? @res : $res[-1]
461	close $fh1;
462
463	my @res = eval { $cb->(@args) };
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}
472	}	527	}
473		528
474	=item $value = cf::db_get $family => $key	529	=item $value = cf::db_get $family => $key
475		530
476	Returns a single value from the environment database.	531	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	533	=item cf::db_put $family => $key => $value
479		534
480	Stores the given C<$value> in the family. It can currently store binary	535	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	536	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		537
		538	=item $db = cf::db_table "name"
		539
		540	Create and/or open a new database table. The string must not be "db" and must be unique
		541	within each server.
		542
483	=cut	543	=cut
		544
		545	sub db_table($) {
		546	my ($name) = @_;
		547	my $db = BDB::db_create $DB_ENV;
		548
		549	eval {
		550	$db->set_flags (BDB::CHKSUM);
		551
		552	utf8::encode $name;
		553	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		554	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		555	cf::cleanup "db_open(db): $!" if $!;
		556	};
		557	cf::cleanup "db_open(db): $@" if $@;
		558
		559	$db
		560	}
484		561
485	our $DB;	562	our $DB;
486		563
487	sub db_init {	564	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	565	cf::sync_job {
492	eval {	566	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	567	};
502	}	568	}
503		569
504	sub db_get($$) {	570	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	571	my $key = "$_[0]/$_[1]";
506		572
…		…
556	if (1) {	622	if (1) {
557	$md5 =	623	$md5 =
558	join "\x00",	624	join "\x00",
559	$processversion,	625	$processversion,
560	map {	626	map {
561	Coro::cede;	627	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	628	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	629	} 0.. $#$src;
564		630
565		631
566	my $dbmd5 = db_get cache => "$id/md5";	632	my $dbmd5 = db_get cache => "$id/md5";
…		…
610	attach callbacks/event handlers (a collection of which is called an "attachment")	676	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	677	to it. All such attachable objects support the following methods.
612		678
613	In the following description, CLASS can be any of C<global>, C<object>	679	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	680	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	681	Deliantra).
616		682
617	=over 4	683	=over 4
618		684
619	=item $attachable->attach ($attachment, key => $value...)	685	=item $attachable->attach ($attachment, key => $value...)
620		686
…		…
919	=cut	985	=cut
920		986
921	#############################################################################	987	#############################################################################
922	# object support	988	# object support
923		989
		990	sub _object_equal($$);
		991	sub _object_equal($$) {
		992	my ($a, $b) = @_;
		993
		994	return 0 unless (ref $a) eq (ref $b);
		995
		996	if ("HASH" eq ref $a) {
		997	my @ka = keys %$a;
		998	my @kb = keys %$b;
		999
		1000	return 0 if @ka != @kb;
		1001
		1002	for (0 .. $#ka) {
		1003	return 0 unless $ka[$_] eq $kb[$_];
		1004	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1005	}
		1006
		1007	} elsif ("ARRAY" eq ref $a) {
		1008
		1009	return 0 if @$a != @$b;
		1010
		1011	for (0 .. $#$a) {
		1012	return 0 unless _object_equal $a->[$_], $b->[$_];
		1013	}
		1014
		1015	} elsif ($a ne $b) {
		1016	return 0;
		1017	}
		1018
		1019	1
		1020	}
		1021
		1022	our $SLOW_MERGES;#d#
		1023	sub _can_merge {
		1024	my ($ob1, $ob2) = @_;
		1025
		1026	++$SLOW_MERGES;#d#
		1027
		1028	# we do the slow way here
		1029	return _object_equal $ob1, $ob2
		1030	}
		1031
924	sub reattach {	1032	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1033	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1034	my ($obj) = @_;
927		1035
928	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1036	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
…		…
948	cf::attachable->attach (	1056	cf::attachable->attach (
949	prio => -1000000,	1057	prio => -1000000,
950	on_instantiate => sub {	1058	on_instantiate => sub {
951	my ($obj, $data) = @_;	1059	my ($obj, $data) = @_;
952		1060
953	$data = from_json $data;	1061	$data = decode_json $data;
954		1062
955	for (@$data) {	1063	for (@$data) {
956	my ($name, $args) = @$_;	1064	my ($name, $args) = @$_;
957		1065
958	$obj->attach ($name, %{$args || {} });	1066	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1082	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1083	my ($filename, $rdata, $objs) = @_;
976		1084
977	sync_job {	1085	sync_job {
978	if (length $$rdata) {	1086	if (length $$rdata) {
		1087	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1088	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1089	$decname, length $$rdata, scalar @$objs;
981		1090
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1091	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1092	chmod SAVE_MODE, $fh;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1093	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1094	aio_fsync $fh if $cf::USE_FSYNC;
986	close $fh;	1095	close $fh;
987		1096
988	if (@$objs) {	1097	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1098	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1099	chmod SAVE_MODE, $fh;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1100	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1101	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1102	aio_fsync $fh if $cf::USE_FSYNC;
994	close $fh;	1103	close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1104	aio_rename "$filename.pst~", "$filename.pst";
996	}	1105	}
…		…
1004	}	1113	}
1005	} else {	1114	} else {
1006	aio_unlink $filename;	1115	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1116	aio_unlink "$filename.pst";
1008	}	1117	}
1009	}	1118	};
1010	}	1119	}
1011		1120
1012	sub object_freezer_as_string {	1121	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1122	my ($rdata, $objs) = @_;
1014		1123
…		…
1026	or return;	1135	or return;
1027		1136
1028	unless (aio_stat "$filename.pst") {	1137	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1138	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1139	or return;
		1140
1031	$av = eval { (Storable::thaw $av)->{objs} };	1141	my $st = eval { Coro::Storable::thaw $av };
		1142	$av = $st->{objs};
1032	}	1143	}
1033		1144
		1145	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1146	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1147	$decname, length $data, scalar @{$av || []};
		1148
1036	return ($data, $av);	1149	($data, $av)
1037	}	1150	}
1038		1151
1039	=head2 COMMAND CALLBACKS	1152	=head2 COMMAND CALLBACKS
1040		1153
1041	=over 4	1154	=over 4
…		…
1114	my ($pl, $buf) = @_;	1227	my ($pl, $buf) = @_;
1115		1228
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1229	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1230
1118	if (ref $msg) {	1231	if (ref $msg) {
		1232	my ($type, $reply, @payload) =
		1233	"ARRAY" eq ref $msg
		1234	? @$msg
		1235	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1236
		1237	my @reply;
		1238
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1239	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1240	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1241	}
		1242
		1243	$pl->ext_reply ($reply, @reply)
		1244	if $reply;
		1245
1124	} else {	1246	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1247	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1248	}
1127		1249
1128	cf::override;	1250	cf::override;
…		…
1218		1340
1219	=head3 cf::player	1341	=head3 cf::player
1220		1342
1221	=over 4	1343	=over 4
1222		1344
		1345	=item cf::player::num_playing
		1346
		1347	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1348
		1349	=cut
		1350
		1351	sub num_playing {
		1352	scalar grep
		1353	$_->ob->map
		1354	&& !$_->hidden
		1355	&& !$_->ob->flag (cf::FLAG_WIZ),
		1356	cf::player::list
		1357	}
		1358
1223	=item cf::player::find $login	1359	=item cf::player::find $login
1224		1360
1225	Returns the given player object, loading it if necessary (might block).	1361	Returns the given player object, loading it if necessary (might block).
1226		1362
1227	=cut	1363	=cut
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1398	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1399	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1400	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1401	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1402
1267	my $pl = load_pl path $login	1403	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1404	or return;
		1405
		1406	my $pl = cf::player::load_pl $f
		1407	or return;
		1408	local $cf::PLAYER_LOADING{$login} = $pl;
		1409	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1410	$cf::PLAYER{$login} = $pl
1270	}	1411	}
1271	}	1412	}
1272	}	1413	}
1273		1414
…		…
1283		1424
1284	aio_mkdir playerdir $pl, 0770;	1425	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1426	$pl->{last_save} = $cf::RUNTIME;
1286		1427
1287	$pl->save_pl ($path);	1428	$pl->save_pl ($path);
1288	Coro::cede;	1429	cf::cede_to_tick;
1289	}	1430	}
1290		1431
1291	sub new($) {	1432	sub new($) {
1292	my ($login) = @_;	1433	my ($login) = @_;
1293		1434
…		…
1297	$self->{deny_save} = 1;	1438	$self->{deny_save} = 1;
1298		1439
1299	$cf::PLAYER{$login} = $self;	1440	$cf::PLAYER{$login} = $self;
1300		1441
1301	$self	1442	$self
		1443	}
		1444
		1445	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1446
		1447	=cut
		1448
		1449	sub send_msg {
		1450	my $ns = shift->ns
		1451	or return;
		1452	$ns->send_msg (@_);
1302	}	1453	}
1303		1454
1304	=item $pl->quit_character	1455	=item $pl->quit_character
1305		1456
1306	Nukes the player without looking back. If logged in, the connection will	1457	Nukes the player without looking back. If logged in, the connection will
…		…
1361	or return [];	1512	or return [];
1362		1513
1363	my @logins;	1514	my @logins;
1364		1515
1365	for my $login (@$dirs) {	1516	for my $login (@$dirs) {
		1517	my $path = path $login;
		1518
		1519	# a .pst is a dead give-away for a valid player
		1520	unless (-e "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1521	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1522	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1523	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1524	}
1369		1525
1370	utf8::decode $login;	1526	utf8::decode $login;
1371	push @logins, $login;	1527	push @logins, $login;
1372	}	1528	}
1373		1529
…		…
1406		1562
1407	Expand crossfire pod fragments into protocol xml.	1563	Expand crossfire pod fragments into protocol xml.
1408		1564
1409	=cut	1565	=cut
1410		1566
		1567	use re 'eval';
		1568
		1569	my $group;
		1570	my $interior; $interior = qr{
		1571	# match a pod interior sequence sans C<< >>
		1572	(?:
		1573	\ (.*?)\ (?{ $group = $^N })
		1574	| < (??{$interior}) >
		1575	)
		1576	}x;
		1577
1411	sub expand_cfpod {	1578	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;	1579	my ($self, $pod) = @_;
1413		1580
1414	# escape & and <	1581	my $xml;
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417		1582
1418	# this is buggy, it needs to properly take care of nested <'s	1583	while () {
		1584	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1585	$group = $1;
1419		1586
1420	1 while	1587	$group =~ s/&/&amp;/g;
1421	# replace B<>, I<>, U<> etc.	1588	$group =~ s/</&lt;/g;
1422	s/B<([^\>]*)>/<b>$1<\/b>/	1589
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/	1590	$xml .= $group;
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/	1591	} elsif ($pod =~ m%\G
1425	# replace G<male|female> tags	1592	([BCGHITU])
1426	|| s{G<([^>|]*)\|([^>]*)>}{	1593	<
1427	$self->gender ? $2 : $1	1594	(?:
1428	}ge	1595	([^<>]*) (?{ $group = $^N })
1429	# replace H<hint text>	1596	| < $interior >
1430	|| s{H<([^\>]*)>}	1597	)
		1598	>
		1599	%gcsx
1431	{	1600	) {
		1601	my ($code, $data) = ($1, $group);
		1602
		1603	if ($code eq "B") {
		1604	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1605	} elsif ($code eq "I") {
		1606	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1607	} elsif ($code eq "U") {
		1608	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1609	} elsif ($code eq "C") {
		1610	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1611	} elsif ($code eq "T") {
		1612	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1613	} elsif ($code eq "G") {
		1614	my ($male, $female) = split /\|/, $data;
		1615	$data = $self->gender ? $female : $male;
		1616	$xml .= expand_cfpod ($self, $data);
		1617	} elsif ($code eq "H") {
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1618	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1619	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")	1620	"")
1435	[$self->{hintmode}]	1621	[$self->{hintmode}];
		1622	} else {
		1623	$xml .= "error processing '$code($data)' directive";
1436	}ge;	1624	}
		1625	} else {
		1626	if ($pod =~ /\G(.+)/) {
		1627	warn "parse error while expanding $pod (at $1)";
		1628	}
		1629	last;
		1630	}
		1631	}
1437		1632
		1633	for ($xml) {
1438	# create single paragraphs (very hackish)	1634	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;	1635	s/(?<=\S)\n(?=\w)/ /g;
1440		1636
1441	# compress some whitespace	1637	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends	1638	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines	1639	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines	1640	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines	1641	s/\n+$//; # ending lines
		1642	}
1446		1643
1447	$_	1644	$xml
1448	}	1645	}
		1646
		1647	no re 'eval';
1449		1648
1450	sub hintmode {	1649	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;	1650	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}	1651	$_[0]{hintmode}
1453	}	1652	}
1454		1653
1455	=item $player->ext_reply ($msgid, %msg)	1654	=item $player->ext_reply ($msgid, @msg)
1456		1655
1457	Sends an ext reply to the player.	1656	Sends an ext reply to the player.
1458		1657
1459	=cut	1658	=cut
1460		1659
1461	sub ext_reply($$%) {	1660	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1661	my ($self, $id, @msg) = @_;
1463		1662
1464	$msg{msgid} = $id;	1663	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1664	}
1467		1665
1468	=item $player->ext_event ($type, %msg)	1666	=item $player->ext_msg ($type, @msg)
1469		1667
1470	Sends an ext event to the client.	1668	Sends an ext event to the client.
1471		1669
1472	=cut	1670	=cut
1473		1671
1474	sub ext_event($$%) {	1672	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1673	my ($self, $type, @msg) = @_;
1476		1674
1477	$self->ns->ext_event ($type, %msg);	1675	$self->ns->ext_msg ($type, @msg);
1478	}	1676	}
1479		1677
1480	=head3 cf::region	1678	=head3 cf::region
1481		1679
1482	=over 4	1680	=over 4
…		…
1698		1896
1699	sub load_header_from($) {	1897	sub load_header_from($) {
1700	my ($self, $path) = @_;	1898	my ($self, $path) = @_;
1701		1899
1702	utf8::encode $path;	1900	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1901	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1902	or return;
		1903
		1904	$self->_load_header ($f)
		1905	or return;
		1906
		1907	local $MAP_LOADING{$self->{path}} = $self;
		1908	$f->resolve_delayed_derefs;
1708		1909
1709	$self->{load_path} = $path;	1910	$self->{load_path} = $path;
1710		1911
1711	1	1912	1
1712	}	1913	}
…		…
1766	sub find {	1967	sub find {
1767	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1768		1969
1769	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1770		1971
		1972	cf::lock_wait "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	1973	cf::lock_wait "map_find:$path";
1772		1974
1773	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";	1976	my $guard1 = cf::lock_acquire "map_find:$path";
		1977	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1978
1775	my $map = new_from_path cf::map $path	1979	my $map = new_from_path cf::map $path
1776	or return;	1980	or return;
1777		1981
1778	$map->{last_save} = $cf::RUNTIME;	1982	$map->{last_save} = $cf::RUNTIME;
1779		1983
…		…
1781	or return;	1985	or return;
1782		1986
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	1988	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	1989	#$cf::WAIT_FOR_TICK->wait;
		1990	undef $guard1;
		1991	undef $guard2;
1786	$map->reset;	1992	$map->reset;
1787	undef $guard;
1788	return find $path;	1993	return find $path;
1789	}	1994	}
1790		1995
1791	$cf::MAP{$path} = $map	1996	$cf::MAP{$path} = $map
1792	}	1997	}
…		…
1801	local $self->{deny_reset} = 1; # loading can take a long time	2006	local $self->{deny_reset} = 1; # loading can take a long time
1802		2007
1803	my $path = $self->{path};	2008	my $path = $self->{path};
1804		2009
1805	{	2010	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2011	my $guard = cf::lock_acquire "map_data:$path";
1807		2012
		2013	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2014	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2015
1810	$self->in_memory (cf::MAP_LOADING);	2016	$self->in_memory (cf::MAP_LOADING);
1811		2017
1812	$self->alloc;	2018	$self->alloc;
1813		2019
1814	$self->pre_load;	2020	$self->pre_load;
1815	Coro::cede;	2021	cf::cede_to_tick;
1816		2022
		2023	my $f = new_from_file cf::object::thawer $self->{load_path};
		2024	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2025	$self->_load_objects ($f)
1818	or return;	2026	or return;
1819		2027
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2028	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1821	if delete $self->{load_original};	2029	if delete $self->{load_original};
1822		2030
1823	if (my $uniq = $self->uniq_path) {	2031	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2032	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2033	unless (aio_stat $uniq) {
		2034	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2035	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2036	$self->_load_objects ($f);
		2037	$f->resolve_delayed_derefs;
		2038	}
1828	}	2039	}
1829	}	2040	}
1830		2041
1831	Coro::cede;	2042	$f->resolve_delayed_derefs;
		2043
		2044	cf::cede_to_tick;
1832	# now do the right thing for maps	2045	# now do the right thing for maps
1833	$self->link_multipart_objects;	2046	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2047	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2048	unless $self->difficulty;
1836	Coro::cede;	2049	cf::cede_to_tick;
1837		2050
1838	unless ($self->{deny_activate}) {	2051	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2052	$self->decay_objects;
1840	$self->fix_auto_apply;	2053	$self->fix_auto_apply;
1841	$self->update_buttons;	2054	$self->update_buttons;
1842	Coro::cede;	2055	cf::cede_to_tick;
1843	$self->set_darkness_map;	2056	$self->set_darkness_map;
1844	Coro::cede;	2057	cf::cede_to_tick;
1845	$self->activate;	2058	$self->activate;
1846	}	2059	}
		2060
		2061	$self->{last_save} = $cf::RUNTIME;
		2062	$self->last_access ($cf::RUNTIME);
1847		2063
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2064	$self->in_memory (cf::MAP_IN_MEMORY);
1849	}	2065	}
1850		2066
1851	$self->post_load;	2067	$self->post_load;
…		…
1862		2078
1863	$self	2079	$self
1864	}	2080	}
1865		2081
1866	# find and load all maps in the 3x3 area around a map	2082	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2083	sub load_neighbours {
1868	my ($map) = @_;	2084	my ($map) = @_;
1869		2085
1870	my @diag; # diagonal neighbours	2086	my @neigh; # diagonal neighbours
1871		2087
1872	for (0 .. 3) {	2088	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2089	my $neigh = $map->tile_path ($_)
1874	or next;	2090	or next;
1875	$neigh = find $neigh, $map	2091	$neigh = find $neigh, $map
1876	or next;	2092	or next;
1877	$neigh->load;	2093	$neigh->load;
1878		2094
		2095	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2098	}
1882		2099
1883	for (@diag) {	2100	for (grep defined $_->[0], @neigh) {
		2101	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2102	my $neigh = find $path, $origin
1885	or next;	2103	or next;
1886	$neigh->load;	2104	$neigh->load;
1887	}	2105	}
1888	}	2106	}
1889		2107
…		…
1894	}	2112	}
1895		2113
1896	sub do_load_sync {	2114	sub do_load_sync {
1897	my ($map) = @_;	2115	my ($map) = @_;
1898		2116
		2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2118	if $Coro::current == $Coro::main;
		2119
1899	cf::sync_job { $map->load };	2120	cf::sync_job { $map->load };
1900	}	2121	}
1901		2122
1902	our %MAP_PREFETCH;	2123	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2124	our $MAP_PREFETCHER = undef;
1904		2125
1905	sub find_async {	2126	sub find_async {
1906	my ($path, $origin) = @_;	2127	my ($path, $origin, $load) = @_;
1907		2128
1908	$path = normalise $path, $origin && $origin->{path};	2129	$path = normalise $path, $origin && $origin->{path};
1909		2130
1910	if (my $map = $cf::MAP{$path}) {	2131	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2132	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1912	}	2133	}
1913		2134
1914	undef $MAP_PREFETCH{$path};	2135	$MAP_PREFETCH{$path} |= $load;
		2136
1915	$MAP_PREFETCHER ||= cf::async {	2137	$MAP_PREFETCHER ||= cf::async {
		2138	$Coro::current->{desc} = "map prefetcher";
		2139
1916	while (%MAP_PREFETCH) {	2140	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2141	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2142	if (my $map = find $k) {
1919	$map->load;	2143	$map->load if $v;
1920	}	2144	}
1921		2145
1922	delete $MAP_PREFETCH{$path};	2146	delete $MAP_PREFETCH{$k};
1923	}	2147	}
1924	}	2148	}
1925	undef $MAP_PREFETCHER;	2149	undef $MAP_PREFETCHER;
1926	};	2150	};
1927	$MAP_PREFETCHER->prio (6);	2151	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2154	}
1931		2155
1932	sub save {	2156	sub save {
1933	my ($self) = @_;	2157	my ($self) = @_;
1934		2158
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2160
1937	$self->{last_save} = $cf::RUNTIME;	2161	$self->{last_save} = $cf::RUNTIME;
1938		2162
1939	return unless $self->dirty;	2163	return unless $self->dirty;
1940		2164
…		…
1946	return if $self->{deny_save};	2170	return if $self->{deny_save};
1947		2171
1948	local $self->{last_access} = $self->last_access;#d#	2172	local $self->{last_access} = $self->last_access;#d#
1949		2173
1950	cf::async {	2174	cf::async {
		2175	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2176	$_->contr->save for $self->players;
1952	};	2177	};
1953		2178
1954	if ($uniq) {	2179	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1963	my ($self) = @_;	2188	my ($self) = @_;
1964		2189
1965	# save first because save cedes	2190	# save first because save cedes
1966	$self->save;	2191	$self->save;
1967		2192
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2193	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2194
1970	return if $self->players;	2195	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2196	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};	2197	return if $self->{deny_save};
1973		2198
		2199	$self->in_memory (cf::MAP_SWAPPED);
		2200
		2201	$self->deactivate;
		2202	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2203	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2204	}
1977		2205
1978	sub reset_at {	2206	sub reset_at {
1979	my ($self) = @_;	2207	my ($self) = @_;
1980		2208
…		…
2012	if $uniq;	2240	if $uniq;
2013	}	2241	}
2014		2242
2015	delete $cf::MAP{$self->path};	2243	delete $cf::MAP{$self->path};
2016		2244
		2245	$self->deactivate;
		2246	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2247	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2248
2021	$self->unlink_save;	2249	$self->unlink_save;
2022	$self->destroy;	2250	$self->destroy;
2023	}	2251	}
2024		2252
2025	my $nuke_counter = "aaaa";	2253	my $nuke_counter = "aaaa";
2026		2254
2027	sub nuke {	2255	sub nuke {
2028	my ($self) = @_;	2256	my ($self) = @_;
2029		2257
		2258	{
		2259	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2260
2030	delete $cf::MAP{$self->path};	2261	delete $cf::MAP{$self->path};
2031		2262
2032	$self->unlink_save;	2263	$self->unlink_save;
2033		2264
2034	bless $self, "cf::map";	2265	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2266	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2267	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2268	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2269	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2270
2040	$cf::MAP{$self->path} = $self;	2271	$cf::MAP{$self->path} = $self;
		2272	}
2041		2273
2042	$self->reset; # polite request, might not happen	2274	$self->reset; # polite request, might not happen
2043	}	2275	}
2044		2276
2045	=item $maps = cf::map::tmp_maps	2277	=item $maps = cf::map::tmp_maps
…		…
2121		2353
2122	sub inv_recursive {	2354	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2355	inv_recursive_ inv $_[0]
2124	}	2356	}
2125		2357
		2358	=item $ref = $ob->ref
		2359
		2360	creates and returns a persistent reference to an objetc that can be stored as a string.
		2361
		2362	=item $ob = cf::object::deref ($refstring)
		2363
		2364	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2365	even if the object actually exists. May block.
		2366
		2367	=cut
		2368
		2369	sub deref {
		2370	my ($ref) = @_;
		2371
		2372	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2373	my ($uuid, $name) = ($1, $2);
		2374	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2375	or return;
		2376	$pl->ob->uuid eq $uuid
		2377	or return;
		2378
		2379	$pl->ob
		2380	} else {
		2381	warn "$ref: cannot resolve object reference\n";
		2382	undef
		2383	}
		2384	}
		2385
2126	package cf;	2386	package cf;
2127		2387
2128	=back	2388	=back
2129		2389
2130	=head3 cf::object::player	2390	=head3 cf::object::player
…		…
2152		2412
2153	} else {	2413	} else {
2154	my $pl = $self->contr;	2414	my $pl = $self->contr;
2155		2415
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2416	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2417	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2418	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2419
2165	} else {	2420	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2421	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2422	$self->message ($msg, $flags);
2168	}	2423	}
2169	}	2424	}
		2425	}
		2426
		2427	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2428
		2429	=cut
		2430
		2431	sub cf::object::send_msg {
		2432	my $pl = shift->contr
		2433	or return;
		2434	$pl->send_msg (@_);
2170	}	2435	}
2171		2436
2172	=item $player_object->may ("access")	2437	=item $player_object->may ("access")
2173		2438
2174	Returns wether the given player is authorized to access resource "access"	2439	Returns wether the given player is authorized to access resource "access"
…		…
2253	# use -1 or undef as default coordinates, not 0, 0	2518	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2519	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2520	if $x <=0 && $y <= 0;
2256		2521
2257	$map->load;	2522	$map->load;
2258	$map->load_diag;	2523	$map->load_neighbours;
2259		2524
2260	return unless $self->contr->active;	2525	return unless $self->contr->active;
2261	$self->activate_recursive;	2526	$self->activate_recursive;
2262		2527
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2548	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2549
2285	$self->enter_link;	2550	$self->enter_link;
2286		2551
2287	(async {	2552	(async {
		2553	$Coro::current->{desc} = "player::goto $path $x $y";
		2554
		2555	# *tag paths override both path and x|y
		2556	if ($path =~ /^\*(.*)$/) {
		2557	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2558	my $ob = $obs[rand @obs];
		2559
		2560	# see if we actually can go there
		2561	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2562	$ob = $obs[rand @obs];
		2563	} else {
		2564	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2565	}
		2566	# else put us there anyways for now #d#
		2567
		2568	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2569	} else {
		2570	($path, $x, $y) = (undef, undef, undef);
		2571	}
		2572	}
		2573
2288	my $map = eval {	2574	my $map = eval {
2289	my $map = cf::map::find $path;	2575	my $map = defined $path ? cf::map::find $path : undef;
2290		2576
2291	if ($map) {	2577	if ($map) {
2292	$map = $map->customise_for ($self);	2578	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2579	$map = $check->($map) if $check && $map;
2294	} else {	2580	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2581	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2582	}
2297		2583
2298	$map	2584	$map
2299	};	2585	};
2300		2586
…		…
2353	$rmp->{origin_y} = $exit->y;	2639	$rmp->{origin_y} = $exit->y;
2354	}	2640	}
2355		2641
2356	$rmp->{random_seed} ||= $exit->random_seed;	2642	$rmp->{random_seed} ||= $exit->random_seed;
2357		2643
2358	my $data = cf::to_json $rmp;	2644	my $data = cf::encode_json $rmp;
2359	my $md5 = Digest::MD5::md5_hex $data;	2645	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2646	my $meta = "$RANDOMDIR/$md5.meta";
2361		2647
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2648	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2649	aio_write $fh, 0, (length $data), $data, 0;
…		…
2390	# if exit is damned, update players death & WoR home-position	2676	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)	2677	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);	2678	if $exit->flag (FLAG_DAMNED);
2393		2679
2394	(async {	2680	(async {
		2681	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2682
2395	$self->deactivate_recursive; # just to be sure	2683	$self->deactivate_recursive; # just to be sure
2396	unless (eval {	2684	unless (eval {
2397	$self->goto ($slaying, $hp, $sp);	2685	$self->goto ($slaying, $hp, $sp);
2398		2686
2399	1;	2687	1;
…		…
2425		2713
2426	utf8::encode $text;	2714	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2715	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2428	}	2716	}
2429		2717
2430	=item $client->send_msg ($color, $type, $msg, [extra...])	2718	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2719
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2720	Send a drawinfo or msg packet to the client, formatting the msg for the
2433	client if neccessary. C<$type> should be a string identifying the type of	2721	client if neccessary. C<$type> should be a string identifying the type of
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2722	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2723	the message unless the client supports the msg packet.
2436		2724
2437	=cut	2725	=cut
2438		2726
		2727	# non-persistent channels (usually the info channel)
		2728	our %CHANNEL = (
		2729	"c/identify" => {
		2730	id => "infobox",
		2731	title => "Identify",
		2732	reply => undef,
		2733	tooltip => "Items recently identified",
		2734	},
		2735	"c/examine" => {
		2736	id => "infobox",
		2737	title => "Examine",
		2738	reply => undef,
		2739	tooltip => "Signs and other items you examined",
		2740	},
		2741	"c/book" => {
		2742	id => "infobox",
		2743	title => "Book",
		2744	reply => undef,
		2745	tooltip => "The contents of a note or book",
		2746	},
		2747	"c/lookat" => {
		2748	id => "infobox",
		2749	title => "Look",
		2750	reply => undef,
		2751	tooltip => "What you saw there",
		2752	},
		2753	"c/who" => {
		2754	id => "infobox",
		2755	title => "Players",
		2756	reply => undef,
		2757	tooltip => "Shows players who are currently online",
		2758	},
		2759	"c/body" => {
		2760	id => "infobox",
		2761	title => "Body Parts",
		2762	reply => undef,
		2763	tooltip => "Shows which body parts you posess and are available",
		2764	},
		2765	"c/uptime" => {
		2766	id => "infobox",
		2767	title => "Uptime",
		2768	reply => undef,
		2769	tooltip => "How long the server has been running since last restart",
		2770	},
		2771	"c/mapinfo" => {
		2772	id => "infobox",
		2773	title => "Map Info",
		2774	reply => undef,
		2775	tooltip => "Information related to the maps",
		2776	},
		2777	);
		2778
2439	sub cf::client::send_msg {	2779	sub cf::client::send_msg {
2440	my ($self, $color, $type, $msg, @extra) = @_;	2780	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2781
2442	$msg = $self->pl->expand_cfpod ($msg);	2782	$msg = $self->pl->expand_cfpod ($msg);
2443		2783
		2784	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2785
		2786	# check predefined channels, for the benefit of C
		2787	if ($CHANNEL{$channel}) {
		2788	$channel = $CHANNEL{$channel};
		2789
		2790	$self->ext_msg (channel_info => $channel)
		2791	if $self->can_msg;
		2792
		2793	$channel = $channel->{id};
		2794
		2795	} elsif (ref $channel) {
		2796	# send meta info to client, if not yet sent
		2797	unless (exists $self->{channel}{$channel->{id}}) {
		2798	$self->{channel}{$channel->{id}} = $channel;
		2799	$self->ext_msg (channel_info => $channel)
		2800	if $self->can_msg;
		2801	}
		2802
		2803	$channel = $channel->{id};
		2804	}
		2805
2444	return unless @extra || length $msg;	2806	return unless @extra || length $msg;
2445		2807
2446	if ($self->can_msg) {	2808	if ($self->can_msg) {
		2809	# default colour, mask it out
		2810	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2811	if $color & cf::NDI_DEF;
		2812
2447	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2813	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2814	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2448	} else {	2815	} else {
2449	# replace some tags by gcfclient-compatible ones
2450	for ($msg) {
2451	1 while
2452	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2453	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2454	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2455	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2456	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2457	}
2458
2459	if ($color >= 0) {	2816	if ($color >= 0) {
		2817	# replace some tags by gcfclient-compatible ones
		2818	for ($msg) {
		2819	1 while
		2820	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2821	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2822	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2823	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2824	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2825	}
		2826
		2827	$color &= cf::NDI_COLOR_MASK;
		2828
		2829	utf8::encode $msg;
		2830
2460	if (0 && $msg =~ /\[/) {	2831	if (0 && $msg =~ /\[/) {
		2832	# COMMAND/INFO
2461	$self->send_packet ("drawextinfo $color 4 0 $msg")	2833	$self->send_packet ("drawextinfo $color 10 8 $msg")
2462	} else {	2834	} else {
2463	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2835	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2464	$self->send_packet ("drawinfo $color $msg")	2836	$self->send_packet ("drawinfo $color $msg")
2465	}	2837	}
2466	}	2838	}
2467	}	2839	}
2468	}	2840	}
2469		2841
2470	=item $client->ext_event ($type, %msg)	2842	=item $client->ext_msg ($type, @msg)
2471		2843
2472	Sends an ext event to the client.	2844	Sends an ext event to the client.
2473		2845
2474	=cut	2846	=cut
2475		2847
2476	sub cf::client::ext_event($$%) {	2848	sub cf::client::ext_msg($$@) {
2477	my ($self, $type, %msg) = @_;	2849	my ($self, $type, @msg) = @_;
2478		2850
2479	return unless $self->extcmd;	2851	if ($self->extcmd == 2) {
2480		2852	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2853	} elsif ($self->extcmd == 1) { # TODO: remove
2481	$msg{msgtype} = "event_$type";	2854	push @msg, msgtype => "event_$type";
2482	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2855	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2856	}
		2857	}
		2858
		2859	=item $client->ext_reply ($msgid, @msg)
		2860
		2861	Sends an ext reply to the client.
		2862
		2863	=cut
		2864
		2865	sub cf::client::ext_reply($$@) {
		2866	my ($self, $id, @msg) = @_;
		2867
		2868	if ($self->extcmd == 2) {
		2869	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2870	} elsif ($self->extcmd == 1) {
		2871	#TODO: version 1, remove
		2872	unshift @msg, msgtype => "reply", msgid => $id;
		2873	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2874	}
2483	}	2875	}
2484		2876
2485	=item $success = $client->query ($flags, "text", \&cb)	2877	=item $success = $client->query ($flags, "text", \&cb)
2486		2878
2487	Queues a query to the client, calling the given callback with	2879	Queues a query to the client, calling the given callback with
…		…
2542	my ($ns, $buf) = @_;	2934	my ($ns, $buf) = @_;
2543		2935
2544	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2936	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2545		2937
2546	if (ref $msg) {	2938	if (ref $msg) {
		2939	my ($type, $reply, @payload) =
		2940	"ARRAY" eq ref $msg
		2941	? @$msg
		2942	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2943
		2944	my @reply;
		2945
2547	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2946	if (my $cb = $EXTICMD{$type}) {
2548	if (my %reply = $cb->($ns, $msg)) {	2947	@reply = $cb->($ns, @payload);
2549	$reply{msgid} = $msg->{msgid};
2550	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2551	}
2552	}	2948	}
		2949
		2950	$ns->ext_reply ($reply, @reply)
		2951	if $reply;
		2952
2553	} else {	2953	} else {
2554	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2954	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2555	}	2955	}
2556		2956
2557	cf::override;	2957	cf::override;
…		…
2604	our $safe = new Safe "safe";	3004	our $safe = new Safe "safe";
2605	our $safe_hole = new Safe::Hole;	3005	our $safe_hole = new Safe::Hole;
2606		3006
2607	$SIG{FPE} = 'IGNORE';	3007	$SIG{FPE} = 'IGNORE';
2608		3008
2609	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3009	$safe->permit_only (Opcode::opset qw(
		3010	:base_core :base_mem :base_orig :base_math
		3011	grepstart grepwhile mapstart mapwhile
		3012	sort time
		3013	));
2610		3014
2611	# here we export the classes and methods available to script code	3015	# here we export the classes and methods available to script code
2612		3016
2613	=pod	3017	=pod
2614		3018
2615	The following functions and methods are available within a safe environment:	3019	The following functions and methods are available within a safe environment:
2616		3020
2617	cf::object	3021	cf::object
2618	contr pay_amount pay_player map x y force_find force_add	3022	contr pay_amount pay_player map x y force_find force_add destroy
2619	insert remove	3023	insert remove name archname title slaying race decrease_ob_nr
2620		3024
2621	cf::object::player	3025	cf::object::player
2622	player	3026	player
2623		3027
2624	cf::player	3028	cf::player
…		…
2629		3033
2630	=cut	3034	=cut
2631		3035
2632	for (	3036	for (
2633	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3037	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3038	insert remove inv name archname title slaying race
2634	insert remove)],	3039	decrease_ob_nr destroy)],
2635	["cf::object::player" => qw(player)],	3040	["cf::object::player" => qw(player)],
2636	["cf::player" => qw(peaceful)],	3041	["cf::player" => qw(peaceful)],
2637	["cf::map" => qw(trigger)],	3042	["cf::map" => qw(trigger)],
2638	) {	3043	) {
2639	no strict 'refs';	3044	no strict 'refs';
…		…
2715	# the server's init and main functions	3120	# the server's init and main functions
2716		3121
2717	sub load_facedata($) {	3122	sub load_facedata($) {
2718	my ($path) = @_;	3123	my ($path) = @_;
2719		3124
		3125	# HACK to clear player env face cache, we need some signal framework
		3126	# for this (global event?)
		3127	%ext::player_env::MUSIC_FACE_CACHE = ();
		3128
		3129	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3130
2720	warn "loading facedata from $path\n";	3131	warn "loading facedata from $path\n";
2721		3132
2722	my $facedata;	3133	my $facedata;
2723	0 < aio_load $path, $facedata	3134	0 < aio_load $path, $facedata
2724	or die "$path: $!";	3135	or die "$path: $!";
2725		3136
2726	$facedata = Coro::Storable::thaw $facedata;	3137	$facedata = Coro::Storable::thaw $facedata;
2727		3138
2728	$facedata->{version} == 2	3139	$facedata->{version} == 2
2729	or cf::cleanup "$path: version mismatch, cannot proceed.";	3140	or cf::cleanup "$path: version mismatch, cannot proceed.";
		3141
		3142	# patch in the exptable
		3143	$facedata->{resource}{"res/exp_table"} = {
		3144	type => FT_RSRC,
		3145	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3146	};
		3147	cf::cede_to_tick;
2730		3148
2731	{	3149	{
2732	my $faces = $facedata->{faceinfo};	3150	my $faces = $facedata->{faceinfo};
2733		3151
2734	while (my ($face, $info) = each %$faces) {	3152	while (my ($face, $info) = each %$faces) {
2735	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3153	my $idx = (cf::face::find $face) || cf::face::alloc $face;
2736	cf::face::set_visibility $idx, $info->{visibility};	3154	cf::face::set_visibility $idx, $info->{visibility};
2737	cf::face::set_magicmap $idx, $info->{magicmap};	3155	cf::face::set_magicmap $idx, $info->{magicmap};
2738	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3156	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2739	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3157	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2740		3158
2741	cf::cede_to_tick;	3159	cf::cede_to_tick;
2742	}	3160	}
2743		3161
2744	while (my ($face, $info) = each %$faces) {	3162	while (my ($face, $info) = each %$faces) {
…		…
2769		3187
2770	{	3188	{
2771	# TODO: for gcfclient pleasure, we should give resources	3189	# TODO: for gcfclient pleasure, we should give resources
2772	# that gcfclient doesn't grok a >10000 face index.	3190	# that gcfclient doesn't grok a >10000 face index.
2773	my $res = $facedata->{resource};	3191	my $res = $facedata->{resource};
2774	my $enc = JSON::XS->new->utf8->canonical;	3192
		3193	my $soundconf = delete $res->{"res/sound.conf"};
2775		3194
2776	while (my ($name, $info) = each %$res) {	3195	while (my ($name, $info) = each %$res) {
2777	my $meta = $enc->encode ({
2778	name => $name,
2779	type => $info->{type},
2780	copyright => $info->{copyright}, #TODO#
2781	});
2782
2783	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3196	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3197	my $data;
2784		3198
2785	if ($name =~ /\.jpg$/) {	3199	if ($info->{type} & 1) {
2786	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3200	# prepend meta info
2787	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3201
		3202	my $meta = $enc->encode ({
		3203	name => $name,
		3204	%{ $info->{meta} || {} },
		3205	});
		3206
		3207	$data = pack "(w/a*)*", $meta, $info->{data};
2788	} else {	3208	} else {
2789	my $data = pack "(w/a*)*", $meta, $info->{data};	3209	$data = $info->{data};
2790	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2791
2792	cf::face::set_type $idx, 1;
2793	cf::face::set_data $idx, 0, $data, $chk;
2794	}	3210	}
2795		3211
		3212	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3213	cf::face::set_type $idx, $info->{type};
		3214
2796	cf::cede_to_tick;	3215	cf::cede_to_tick;
2797	}	3216	}
		3217
		3218	if ($soundconf) {
		3219	$soundconf = $enc->decode (delete $soundconf->{data});
		3220
		3221	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3222	my $sound = $soundconf->{compat}[$_]
		3223	or next;
		3224
		3225	my $face = cf::face::find "sound/$sound->[1]";
		3226	cf::sound::set $sound->[0] => $face;
		3227	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3228	}
		3229
		3230	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3231	my $face = cf::face::find "sound/$v";
		3232	cf::sound::set $k => $face;
		3233	}
		3234	}
2798	}	3235	}
2799		3236
2800	1	3237	1
2801	}	3238	}
2802		3239
		3240	register_exticmd fx_want => sub {
		3241	my ($ns, $want) = @_;
		3242
		3243	while (my ($k, $v) = each %$want) {
		3244	$ns->fx_want ($k, $v);
		3245	}
		3246	};
		3247
2803	sub reload_regions {	3248	sub reload_regions {
		3249	# HACK to clear player env face cache, we need some signal framework
		3250	# for this (global event?)
		3251	%ext::player_env::MUSIC_FACE_CACHE = ();
		3252
2804	load_resource_file "$MAPDIR/regions"	3253	load_resource_file "$MAPDIR/regions"
2805	or die "unable to load regions file\n";	3254	or die "unable to load regions file\n";
2806		3255
2807	for (cf::region::list) {	3256	for (cf::region::list) {
2808	$_->{match} = qr/$_->{match}/	3257	$_->{match} = qr/$_->{match}/
…		…
2844		3293
2845	sub init {	3294	sub init {
2846	reload_resources;	3295	reload_resources;
2847	}	3296	}
2848		3297
2849	sub cfg_load {	3298	sub reload_config {
2850	open my $fh, "<:utf8", "$CONFDIR/config"	3299	open my $fh, "<:utf8", "$CONFDIR/config"
2851	or return;	3300	or return;
2852		3301
2853	local $/;	3302	local $/;
2854	*CFG = YAML::Syck::Load <$fh>;	3303	*CFG = YAML::Syck::Load <$fh>;
…		…
2870	sub main {	3319	sub main {
2871	# we must not ever block the main coroutine	3320	# we must not ever block the main coroutine
2872	local $Coro::idle = sub {	3321	local $Coro::idle = sub {
2873	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3322	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2874	(async {	3323	(async {
2875	Event::one_event;	3324	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3325	EV::loop EV::LOOP_ONESHOT;
2876	})->prio (Coro::PRIO_MAX);	3326	})->prio (Coro::PRIO_MAX);
2877	};	3327	};
2878		3328
2879	cfg_load;	3329	reload_config;
2880	db_init;	3330	db_init;
2881	load_extensions;	3331	load_extensions;
2882		3332
2883	$TICK_WATCHER->start;	3333	$TICK_WATCHER->start;
		3334	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
2884	Event::loop;	3335	EV::loop;
2885	}	3336	}
2886		3337
2887	#############################################################################	3338	#############################################################################
2888	# initialisation and cleanup	3339	# initialisation and cleanup
2889		3340
2890	# install some emergency cleanup handlers	3341	# install some emergency cleanup handlers
2891	BEGIN {	3342	BEGIN {
		3343	our %SIGWATCHER = ();
2892	for my $signal (qw(INT HUP TERM)) {	3344	for my $signal (qw(INT HUP TERM)) {
2893	Event->signal (	3345	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2894	reentrant => 0,
2895	data => WF_AUTOCANCEL,
2896	signal => $signal,
2897	prio => 0,
2898	cb => sub {
2899	cf::cleanup "SIG$signal";	3346	cf::cleanup "SIG$signal";
2900	},
2901	);	3347	};
2902	}	3348	}
2903	}	3349	}
2904		3350
2905	sub write_runtime {	3351	sub write_runtime {
2906	my $runtime = "$LOCALDIR/runtime";	3352	my $runtime = "$LOCALDIR/runtime";
…		…
2951	# and maps saved/destroyed asynchronously.	3397	# and maps saved/destroyed asynchronously.
2952	warn "begin emergency player save\n";	3398	warn "begin emergency player save\n";
2953	for my $login (keys %cf::PLAYER) {	3399	for my $login (keys %cf::PLAYER) {
2954	my $pl = $cf::PLAYER{$login} or next;	3400	my $pl = $cf::PLAYER{$login} or next;
2955	$pl->valid or next;	3401	$pl->valid or next;
		3402	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2956	$pl->save;	3403	$pl->save;
2957	}	3404	}
2958	warn "end emergency player save\n";	3405	warn "end emergency player save\n";
2959		3406
2960	warn "begin emergency map save\n";	3407	warn "begin emergency map save\n";
…		…
2999	warn "syncing database to disk";	3446	warn "syncing database to disk";
3000	BDB::db_env_txn_checkpoint $DB_ENV;	3447	BDB::db_env_txn_checkpoint $DB_ENV;
3001		3448
3002	# if anything goes wrong in here, we should simply crash as we already saved	3449	# if anything goes wrong in here, we should simply crash as we already saved
3003		3450
3004	warn "cancelling all WF_AUTOCANCEL watchers";
3005	for (Event::all_watchers) {
3006	$_->cancel if $_->data & WF_AUTOCANCEL;
3007	}
3008
3009	warn "flushing outstanding aio requests";	3451	warn "flushing outstanding aio requests";
3010	for (;;) {	3452	for (;;) {
3011	BDB::flush;	3453	BDB::flush;
3012	IO::AIO::flush;	3454	IO::AIO::flush;
3013	Coro::cede;	3455	Coro::cede_notself;
3014	last unless IO::AIO::nreqs || BDB::nreqs;	3456	last unless IO::AIO::nreqs || BDB::nreqs;
3015	warn "iterate...";	3457	warn "iterate...";
3016	}	3458	}
3017		3459
3018	++$RELOAD;	3460	++$RELOAD;
…		…
3077	warn "reloading cf.pm";	3519	warn "reloading cf.pm";
3078	require cf;	3520	require cf;
3079	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3521	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3080		3522
3081	warn "loading config and database again";	3523	warn "loading config and database again";
3082	cf::cfg_load;	3524	cf::reload_config;
3083		3525
3084	warn "loading extensions";	3526	warn "loading extensions";
3085	cf::load_extensions;	3527	cf::load_extensions;
3086		3528
3087	warn "reattaching attachments to objects/players";	3529	warn "reattaching attachments to objects/players";
…		…
3107		3549
3108	sub reload_perl() {	3550	sub reload_perl() {
3109	# doing reload synchronously and two reloads happen back-to-back,	3551	# doing reload synchronously and two reloads happen back-to-back,
3110	# coro crashes during coro_state_free->destroy here.	3552	# coro crashes during coro_state_free->destroy here.
3111		3553
3112	$RELOAD_WATCHER ||= Event->timer (	3554	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3113	reentrant => 0,
3114	after => 0,
3115	data => WF_AUTOCANCEL,
3116	cb => sub {
3117	do_reload_perl;
3118	undef $RELOAD_WATCHER;	3555	undef $RELOAD_WATCHER;
3119	},	3556	do_reload_perl;
3120	);	3557	};
3121	}	3558	}
3122		3559
3123	register_command "reload" => sub {	3560	register_command "reload" => sub {
3124	my ($who, $arg) = @_;	3561	my ($who, $arg) = @_;
3125		3562
3126	if ($who->flag (FLAG_WIZ)) {	3563	if ($who->flag (FLAG_WIZ)) {
3127	$who->message ("reloading server.");	3564	$who->message ("reloading server.");
		3565	async {
		3566	$Coro::current->{desc} = "perl_reload";
3128	async { reload_perl };	3567	reload_perl;
		3568	};
3129	}	3569	}
3130	};	3570	};
3131		3571
3132	unshift @INC, $LIBDIR;	3572	unshift @INC, $LIBDIR;
3133		3573
…		…
3152	my $signal = new Coro::Signal;	3592	my $signal = new Coro::Signal;
3153	push @WAIT_FOR_TICK_BEGIN, $signal;	3593	push @WAIT_FOR_TICK_BEGIN, $signal;
3154	$signal->wait;	3594	$signal->wait;
3155	}	3595	}
3156		3596
3157	my $min = 1e6;#d#	3597	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
3158	my $avg = 10;
3159	$TICK_WATCHER = Event->timer (
3160	reentrant => 0,
3161	parked => 1,
3162	prio => 0,
3163	at => $NEXT_TICK || $TICK,
3164	data => WF_AUTOCANCEL,
3165	cb => sub {
3166	if ($Coro::current != $Coro::main) {	3598	if ($Coro::current != $Coro::main) {
3167	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3599	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3168	unless ++$bug_warning > 10;	3600	unless ++$bug_warning > 10;
3169	return;	3601	return;
3170	}	3602	}
3171		3603
3172	$NOW = $tick_start = Event::time;	3604	$NOW = $tick_start = EV::now;
3173		3605
3174	cf::server_tick; # one server iteration	3606	cf::server_tick; # one server iteration
3175		3607
3176	0 && sync_job {#d#	3608	$RUNTIME += $TICK;
3177	for(1..10) {	3609	$NEXT_TICK += $TICK;
3178	my $t = Event::time;
3179	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3180	or die;
3181		3610
3182	$map->width (50);	3611	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3183	$map->height (50);	3612	$NEXT_RUNTIME_WRITE = $NOW + 10;
3184	$map->alloc;	3613	Coro::async_pool {
3185	$map->_load_objects ("/tmp/x.map", 1);	3614	$Coro::current->{desc} = "runtime saver";
3186	my $t = Event::time - $t;	3615	write_runtime
3187		3616	or warn "ERROR: unable to write runtime file: $!";
3188	#next unless $t < 0.0013;#d#
3189	if ($t < $min) {
3190	$min = $t;
3191	}
3192	$avg = $avg * 0.99 + $t * 0.01;
3193	}
3194	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3195	exit 0;
3196	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3197	};	3617	};
		3618	}
3198		3619
3199	$RUNTIME += $TICK;
3200	$NEXT_TICK += $TICK;
3201
3202	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3203	$NEXT_RUNTIME_WRITE = $NOW + 10;
3204	Coro::async_pool {
3205	write_runtime
3206	or warn "ERROR: unable to write runtime file: $!";
3207	};
3208	}
3209
3210	# my $AFTER = Event::time;
3211	# warn $AFTER - $NOW;#d#
3212
3213	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3620	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3214	$sig->send;	3621	$sig->send;
3215	}	3622	}
3216	while (my $sig = shift @WAIT_FOR_TICK) {	3623	while (my $sig = shift @WAIT_FOR_TICK) {
3217	$sig->send;	3624	$sig->send;
3218	}	3625	}
3219		3626
3220	$NOW = Event::time;
3221
3222	# if we are delayed by four ticks or more, skip them all
3223	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3224
3225	$TICK_WATCHER->at ($NEXT_TICK);
3226	$TICK_WATCHER->start;
3227
3228	$LOAD = ($NOW - $tick_start) / $TICK;	3627	$LOAD = ($NOW - $tick_start) / $TICK;
3229	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3628	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3230		3629
3231	_post_tick;	3630	_post_tick;
3232		3631	};
3233		3632	$TICK_WATCHER->priority (EV::MAXPRI);
3234	},
3235	);
3236		3633
3237	{	3634	{
3238	BDB::max_poll_time $TICK * 0.1;
3239	$BDB_POLL_WATCHER = Event->io (
3240	reentrant => 0,
3241	fd => BDB::poll_fileno,
3242	poll => 'r',
3243	prio => 0,
3244	data => WF_AUTOCANCEL,
3245	cb => \&BDB::poll_cb,
3246	);
3247	BDB::min_parallel 8;	3635	BDB::min_parallel 8;
3248		3636	BDB::max_poll_reqs $TICK * 0.1;
3249	BDB::set_sync_prepare {
3250	my $status;
3251	my $current = $Coro::current;
3252	(
3253	sub {
3254	$status = $!;
3255	$current->ready; undef $current;
3256	},
3257	sub {
3258	Coro::schedule while defined $current;
3259	$! = $status;
3260	},
3261	)
3262	};
3263		3637
3264	unless ($DB_ENV) {	3638	unless ($DB_ENV) {
3265	$DB_ENV = BDB::db_env_create;	3639	$DB_ENV = BDB::db_env_create;
		3640	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3641	| BDB::LOG_AUTOREMOVE, 1);
		3642	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3643	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3266		3644
3267	cf::sync_job {	3645	cf::sync_job {
3268	eval {	3646	eval {
3269	BDB::db_env_open	3647	BDB::db_env_open
3270	$DB_ENV,	3648	$DB_ENV,
…		…
3272	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3650	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3273	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3651	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3274	0666;	3652	0666;
3275		3653
3276	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3654	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3277
3278	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3279	$DB_ENV->set_lk_detect;
3280	};	3655	};
3281		3656
3282	cf::cleanup "db_env_open(db): $@" if $@;	3657	cf::cleanup "db_env_open(db): $@" if $@;
3283	};	3658	};
3284	}	3659	}
		3660
		3661	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3662	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3663	};
		3664	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3665	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3666	};
		3667	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3668	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3669	};
3285	}	3670	}
3286		3671
3287	{	3672	{
3288	IO::AIO::min_parallel 8;	3673	IO::AIO::min_parallel 8;
3289		3674
3290	undef $Coro::AIO::WATCHER;	3675	undef $Coro::AIO::WATCHER;
3291	IO::AIO::max_poll_time $TICK * 0.1;	3676	IO::AIO::max_poll_time $TICK * 0.1;
3292	$AIO_POLL_WATCHER = Event->io (	3677	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;
3293	reentrant => 0,
3294	data => WF_AUTOCANCEL,
3295	fd => IO::AIO::poll_fileno,
3296	poll => 'r',
3297	prio => 6,
3298	cb => \&IO::AIO::poll_cb,
3299	);
3300	}	3678	}
3301		3679
3302	my $_log_backtrace;	3680	my $_log_backtrace;
3303		3681
3304	sub _log_backtrace {	3682	sub _log_backtrace {
…		…
3308		3686
3309	# limit the # of concurrent backtraces	3687	# limit the # of concurrent backtraces
3310	if ($_log_backtrace < 2) {	3688	if ($_log_backtrace < 2) {
3311	++$_log_backtrace;	3689	++$_log_backtrace;
3312	async {	3690	async {
		3691	$Coro::current->{desc} = "abt $msg";
		3692
3313	my @bt = fork_call {	3693	my @bt = fork_call {
3314	@addr = map { sprintf "%x", $_ } @addr;	3694	@addr = map { sprintf "%x", $_ } @addr;
3315	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3695	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3316	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3696	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3317	or die "addr2line: $!";	3697	or die "addr2line: $!";

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