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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.304 by root, Wed Jul 11 16:55:18 2007 UTC vs.
Revision 1.408 by root, Mon Jan 14 10:12:12 2008 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 1.86;
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 ();
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
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46		43
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	44	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		45
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	46	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		47
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	66	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	69	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	70	our $BDBDIR = "$LOCALDIR/db";
		71	our %RESOURCE;
74		72
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;	74	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;	75	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	77	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	78	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		79
83	our $BDB_POLL_WATCHER;	80	our $BDB_POLL_WATCHER;
		81	our $BDB_DEADLOCK_WATCHER;
		82	our $BDB_CHECKPOINT_WATCHER;
		83	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	84	our $DB_ENV;
85		85
86	our %CFG;	86	our %CFG;
87		87
88	our $UPTIME; $UPTIME ||= time;	88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	89	our $RUNTIME;
		90	our $NOW;
90		91
91	our %PLAYER; # all users	92	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	93	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	94	our $LINK_MAP; # the special {link} map, which is always available
94		95
95	# used to convert map paths into valid unix filenames by replacing / by ∕	96	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		98
…		…
158		159
159	The raw value load value from the last tick.	160	The raw value load value from the last tick.
160		161
161	=item %cf::CFG	162	=item %cf::CFG
162		163
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	164	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	165	from wherever your confdir points to.
165		166
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	167	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		168
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	170	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		172
		173	=item @cf::INVOKE_RESULTS
		174
		175	This array contains the results of the last C<invoke ()> call. When
		176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		177	that call.
		178
172	=back	179	=back
173		180
174	=cut	181	=cut
175		182
176	BEGIN {	183	BEGIN {
…		…
180	$msg .= "\n"	187	$msg .= "\n"
181	unless $msg =~ /\n$/;	188	unless $msg =~ /\n$/;
182		189
183	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
184		191
185	utf8::encode $msg;
186	LOG llevError, $msg;	192	LOG llevError, $msg;
187	};	193	};
188	}	194	}
		195
		196	$Coro::State::DIEHOOK = sub {
		197	warn Carp::longmess $_[0];
		198	Coro::terminate;
		199	};
189		200
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	201	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	202	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	203	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	204	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	)) {	217	)) {
207	no strict 'refs';	218	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	219	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	220	}
210		221
211	$Event::DIED = sub {	222	$EV::DIED = sub {
212	warn "error in event callback: @_";	223	warn "error in event callback: @_";
213	};	224	};
214		225
215	#############################################################################	226	#############################################################################
216		227
…		…
239	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	250	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
240	$d	251	$d
241	} || "[unable to dump $_[0]: '$@']";	252	} || "[unable to dump $_[0]: '$@']";
242	}	253	}
243		254
244	=item $ref = cf::from_json $json	255	=item $ref = cf::decode_json $json
245		256
246	Converts a JSON string into the corresponding perl data structure.	257	Converts a JSON string into the corresponding perl data structure.
247		258
248	=item $json = cf::to_json $ref	259	=item $json = cf::encode_json $ref
249		260
250	Converts a perl data structure into its JSON representation.	261	Converts a perl data structure into its JSON representation.
251		262
252	=cut	263	=cut
253		264
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	265	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		266
256	sub to_json ($) { $json_coder->encode ($_[0]) }	267	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	268	sub decode_json($) { $json_coder->decode ($_[0]) }
258		269
259	=item cf::lock_wait $string	270	=item cf::lock_wait $string
260		271
261	Wait until the given lock is available. See cf::lock_acquire.	272	Wait until the given lock is available. See cf::lock_acquire.
262		273
…		…
265	Wait until the given lock is available and then acquires it and returns	276	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	277	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	278	for example when the coroutine gets canceled), the lock is automatically
268	returned.	279	returned.
269		280
		281	Locks are *not* recursive, locking from the same coro twice results in a
		282	deadlocked coro.
		283
270	Lock names should begin with a unique identifier (for example, cf::map::find	284	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	285	uses map_find and cf::map::load uses map_load).
272		286
273	=item $locked = cf::lock_active $string	287	=item $locked = cf::lock_active $string
274		288
275	Return true if the lock is currently active, i.e. somebody has locked it.	289	Return true if the lock is currently active, i.e. somebody has locked it.
276		290
277	=cut	291	=cut
278		292
279	our %LOCK;	293	our %LOCK;
		294	our %LOCKER;#d#
280		295
281	sub lock_wait($) {	296	sub lock_wait($) {
282	my ($key) = @_;	297	my ($key) = @_;
		298
		299	if ($LOCKER{$key} == $Coro::current) {#d#
		300	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		301	return;#d#
		302	}#d#
283		303
284	# wait for lock, if any	304	# wait for lock, if any
285	while ($LOCK{$key}) {	305	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;	306	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;	307	Coro::schedule;
…		…
293		313
294	# wait, to be sure we are not locked	314	# wait, to be sure we are not locked
295	lock_wait $key;	315	lock_wait $key;
296		316
297	$LOCK{$key} = [];	317	$LOCK{$key} = [];
		318	$LOCKER{$key} = $Coro::current;#d#
298		319
299	Coro::guard {	320	Coro::guard {
		321	delete $LOCKER{$key};#d#
300	# wake up all waiters, to be on the safe side	322	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };	323	$_->ready for @{ delete $LOCK{$key} };
302	}	324	}
303	}	325	}
304		326
…		…
316	};	338	};
317	$TICK_WATCHER->stop;	339	$TICK_WATCHER->stop;
318	$guard	340	$guard
319	}	341	}
320		342
		343	=item cf::periodic $interval, $cb
		344
		345	Like EV::periodic, but randomly selects a starting point so that the actions
		346	get spread over timer.
		347
		348	=cut
		349
		350	sub periodic($$) {
		351	my ($interval, $cb) = @_;
		352
		353	my $start = rand List::Util::min 180, $interval;
		354
		355	EV::periodic $start, $interval, 0, $cb
		356	}
		357
		358	=item cf::get_slot $time[, $priority[, $name]]
		359
		360	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		361	This call blocks and returns only when you have at least C<$time> seconds
		362	of cpu time till the next tick. The slot is only valid till the next cede.
		363
		364	The optional C<$name> can be used to identify the job to run. It might be
		365	used for statistical purposes and should identify the same time-class.
		366
		367	Useful for short background jobs.
		368
		369	=cut
		370
		371	our @SLOT_QUEUE;
		372	our $SLOT_QUEUE;
		373
		374	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		375	$SLOT_QUEUE = Coro::async {
		376	$Coro::current->desc ("timeslot manager");
		377
		378	my $signal = new Coro::Signal;
		379
		380	while () {
		381	next_job:
		382	my $avail = cf::till_tick;
		383	if ($avail > 0.01) {
		384	for (0 .. $#SLOT_QUEUE) {
		385	if ($SLOT_QUEUE[$_][0] < $avail) {
		386	my $job = splice @SLOT_QUEUE, $_, 1, ();
		387	$job->[2]->send;
		388	Coro::cede;
		389	goto next_job;
		390	}
		391	}
		392	}
		393
		394	if (@SLOT_QUEUE) {
		395	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		396	push @cf::WAIT_FOR_TICK, $signal;
		397	$signal->wait;
		398	} else {
		399	Coro::schedule;
		400	}
		401	}
		402	};
		403
		404	sub get_slot($;$$) {
		405	my ($time, $pri, $name) = @_;
		406
		407	$time = $TICK * .6 if $time > $TICK * .6;
		408	my $sig = new Coro::Signal;
		409
		410	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		411	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		412	$SLOT_QUEUE->ready;
		413	$sig->wait;
		414	}
		415
321	=item cf::async { BLOCK }	416	=item cf::async { BLOCK }
322		417
323	Currently the same as Coro::async_pool, meaning you cannot use	418	Currently the same as Coro::async_pool, meaning you cannot use
324	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	419	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
325	thing you are allowed to do is call C<prio> on it.	420	thing you are allowed to do is call C<prio> on it.
…		…
328		423
329	BEGIN { *async = \&Coro::async_pool }	424	BEGIN { *async = \&Coro::async_pool }
330		425
331	=item cf::sync_job { BLOCK }	426	=item cf::sync_job { BLOCK }
332		427
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	428	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	429	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	430	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	431	acceptable.
337		432
338	If it must be done, put the blocking parts into C<sync_job>. This will run	433	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	434	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		439
345	sub sync_job(&) {	440	sub sync_job(&) {
346	my ($job) = @_;	441	my ($job) = @_;
347		442
348	if ($Coro::current == $Coro::main) {	443	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	444	my $time = EV::time;
350		445
351	# this is the main coro, too bad, we have to block	446	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	447	# till the operation succeeds, freezing the server :/
353		448
		449	LOG llevError, Carp::longmess "sync job";#d#
		450
354	# TODO: use suspend/resume instead	451	# TODO: use suspend/resume instead
355	# (but this is cancel-safe)	452	# (but this is cancel-safe)
356	my $freeze_guard = freeze_mainloop;	453	my $freeze_guard = freeze_mainloop;
357		454
358	my $busy = 1;	455	my $busy = 1;
359	my @res;	456	my @res;
360		457
361	(async {	458	(async {
		459	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	460	@res = eval { $job->() };
363	warn $@ if $@;	461	warn $@ if $@;
364	undef $busy;	462	undef $busy;
365	})->prio (Coro::PRIO_MAX);	463	})->prio (Coro::PRIO_MAX);
366		464
367	while ($busy) {	465	while ($busy) {
368	Coro::cede or Event::one_event;	466	if (Coro::nready) {
		467	Coro::cede_notself;
		468	} else {
		469	EV::loop EV::LOOP_ONESHOT;
369	}	470	}
		471	}
370		472
371	$time = Event::time - $time;	473	$time = EV::time - $time;
372		474
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"	475	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;	476	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375		477
376	$tick_start += $time; # do not account sync jobs to server load	478	$tick_start += $time; # do not account sync jobs to server load
…		…
406	=item fork_call { }, $args	508	=item fork_call { }, $args
407		509
408	Executes the given code block with the given arguments in a seperate	510	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	511	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	512	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	513	never block itself or use any form of event handling.
412		514
413	=cut	515	=cut
414
415	sub _store_scalar {
416	open my $fh, ">", \my $buf
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}
423		516
424	sub fork_call(&@) {	517	sub fork_call(&@) {
425	my ($cb, @args) = @_;	518	my ($cb, @args) = @_;
426		519
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	520	# we seemingly have to make a local copy of the whole thing,
428	# or die "socketpair: $!";	521	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	522	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		523
432	if (my $pid = fork) {	524	my @res = Coro::Util::fork_eval {
433	close $fh2;
434
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
436	warn "pst<$res>" unless $res =~ /^pst/;
437	$res = Coro::Storable::thaw $res;
438
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;	525	reset_signals;
446	local $SIG{__WARN__};	526	&$cb
447	local $SIG{__DIE__};	527	}, @args;
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453		528
454	eval {	529	wantarray ? @res : $res[-1]
455	close $fh1;
456
457	my @res = eval { $cb->(@args) };
458
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
460	close $fh2;
461	};
462
463	warn $@ if $@;
464	_exit 0;
465	}
466	}	530	}
467		531
468	=item $value = cf::db_get $family => $key	532	=item $value = cf::db_get $family => $key
469		533
470	Returns a single value from the environment database.	534	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	536	=item cf::db_put $family => $key => $value
473		537
474	Stores the given C<$value> in the family. It can currently store binary	538	Stores the given C<$value> in the family. It can currently store binary
475	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	539	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		540
		541	=item $db = cf::db_table "name"
		542
		543	Create and/or open a new database table. The string must not be "db" and must be unique
		544	within each server.
		545
477	=cut	546	=cut
		547
		548	sub db_table($) {
		549	my ($name) = @_;
		550	my $db = BDB::db_create $DB_ENV;
		551
		552	eval {
		553	$db->set_flags (BDB::CHKSUM);
		554
		555	utf8::encode $name;
		556	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		557	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		558	cf::cleanup "db_open(db): $!" if $!;
		559	};
		560	cf::cleanup "db_open(db): $@" if $@;
		561
		562	$db
		563	}
478		564
479	our $DB;	565	our $DB;
480		566
481	sub db_init {	567	sub db_init {
482	unless ($DB) {
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {	568	cf::sync_job {
486	eval {	569	$DB ||= db_table "db";
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}	570	};
496	}	571	}
497		572
498	sub db_get($$) {	573	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	574	my $key = "$_[0]/$_[1]";
500		575
…		…
550	if (1) {	625	if (1) {
551	$md5 =	626	$md5 =
552	join "\x00",	627	join "\x00",
553	$processversion,	628	$processversion,
554	map {	629	map {
555	Coro::cede;	630	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	631	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	632	} 0.. $#$src;
558		633
559		634
560	my $dbmd5 = db_get cache => "$id/md5";	635	my $dbmd5 = db_get cache => "$id/md5";
…		…
604	attach callbacks/event handlers (a collection of which is called an "attachment")	679	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	680	to it. All such attachable objects support the following methods.
606		681
607	In the following description, CLASS can be any of C<global>, C<object>	682	In the following description, CLASS can be any of C<global>, C<object>
608	C<player>, C<client> or C<map> (i.e. the attachable objects in	683	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	684	Deliantra).
610		685
611	=over 4	686	=over 4
612		687
613	=item $attachable->attach ($attachment, key => $value...)	688	=item $attachable->attach ($attachment, key => $value...)
614		689
…		…
866	";	941	";
867	die if $@;	942	die if $@;
868	}	943	}
869		944
870	our $override;	945	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	946	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		947
873	sub override {	948	sub override {
874	$override = 1;	949	$override = 1;
875	@invoke_results = ();	950	@INVOKE_RESULTS = (@_);
876	}	951	}
877		952
878	sub do_invoke {	953	sub do_invoke {
879	my $event = shift;	954	my $event = shift;
880	my $callbacks = shift;	955	my $callbacks = shift;
881		956
882	@invoke_results = ();	957	@INVOKE_RESULTS = ();
883		958
884	local $override;	959	local $override;
885		960
886	for (@$callbacks) {	961	for (@$callbacks) {
887	eval { &{$_->[1]} };	962	eval { &{$_->[1]} };
…		…
896	}	971	}
897		972
898	0	973	0
899	}	974	}
900		975
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	976	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		977
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	978	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		979
905	Generate an object-specific event with the given arguments.	980	Generate an object-specific event with the given arguments.
906		981
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	982	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	983	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	984	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		985
911	=back	986	=back
912		987
913	=cut	988	=cut
914		989
915	#############################################################################	990	#############################################################################
916	# object support	991	# object support
		992
		993	sub _object_equal($$);
		994	sub _object_equal($$) {
		995	my ($a, $b) = @_;
		996
		997	return 0 unless (ref $a) eq (ref $b);
		998
		999	if ("HASH" eq ref $a) {
		1000	my @ka = keys %$a;
		1001	my @kb = keys %$b;
		1002
		1003	return 0 if @ka != @kb;
		1004
		1005	for (0 .. $#ka) {
		1006	return 0 unless $ka[$_] eq $kb[$_];
		1007	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1008	}
		1009
		1010	} elsif ("ARRAY" eq ref $a) {
		1011
		1012	return 0 if @$a != @$b;
		1013
		1014	for (0 .. $#$a) {
		1015	return 0 unless _object_equal $a->[$_], $b->[$_];
		1016	}
		1017
		1018	} elsif ($a ne $b) {
		1019	return 0;
		1020	}
		1021
		1022	1
		1023	}
		1024
		1025	our $SLOW_MERGES;#d#
		1026	sub _can_merge {
		1027	my ($ob1, $ob2) = @_;
		1028
		1029	++$SLOW_MERGES;#d#
		1030
		1031	# we do the slow way here
		1032	return _object_equal $ob1, $ob2
		1033	}
917		1034
918	sub reattach {	1035	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1036	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1037	my ($obj) = @_;
921		1038
…		…
942	cf::attachable->attach (	1059	cf::attachable->attach (
943	prio => -1000000,	1060	prio => -1000000,
944	on_instantiate => sub {	1061	on_instantiate => sub {
945	my ($obj, $data) = @_;	1062	my ($obj, $data) = @_;
946		1063
947	$data = from_json $data;	1064	$data = decode_json $data;
948		1065
949	for (@$data) {	1066	for (@$data) {
950	my ($name, $args) = @$_;	1067	my ($name, $args) = @$_;
951		1068
952	$obj->attach ($name, %{$args || {} });	1069	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1085	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1086	my ($filename, $rdata, $objs) = @_;
970		1087
971	sync_job {	1088	sync_job {
972	if (length $$rdata) {	1089	if (length $$rdata) {
		1090	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1091	warn sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1092	$decname, length $$rdata, scalar @$objs;
975		1093
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1094	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1095	chmod SAVE_MODE, $fh;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1096	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1097	aio_fsync $fh if $cf::USE_FSYNC;
980	close $fh;	1098	close $fh;
981		1099
982	if (@$objs) {	1100	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1101	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1102	chmod SAVE_MODE, $fh;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1103	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1104	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1105	aio_fsync $fh if $cf::USE_FSYNC;
988	close $fh;	1106	close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1107	aio_rename "$filename.pst~", "$filename.pst";
990	}	1108	}
…		…
998	}	1116	}
999	} else {	1117	} else {
1000	aio_unlink $filename;	1118	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1119	aio_unlink "$filename.pst";
1002	}	1120	}
1003	}	1121	};
1004	}	1122	}
1005		1123
1006	sub object_freezer_as_string {	1124	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1125	my ($rdata, $objs) = @_;
1008		1126
…		…
1020	or return;	1138	or return;
1021		1139
1022	unless (aio_stat "$filename.pst") {	1140	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1141	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1142	or return;
		1143
1025	$av = eval { (Storable::thaw $av)->{objs} };	1144	my $st = eval { Coro::Storable::thaw $av };
		1145	$av = $st->{objs};
1026	}	1146	}
1027		1147
		1148	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1149	warn sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1150	$decname, length $data, scalar @{$av || []};
		1151
1030	return ($data, $av);	1152	($data, $av)
1031	}	1153	}
1032		1154
1033	=head2 COMMAND CALLBACKS	1155	=head2 COMMAND CALLBACKS
1034		1156
1035	=over 4	1157	=over 4
…		…
1108	my ($pl, $buf) = @_;	1230	my ($pl, $buf) = @_;
1109		1231
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1232	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1233
1112	if (ref $msg) {	1234	if (ref $msg) {
		1235	my ($type, $reply, @payload) =
		1236	"ARRAY" eq ref $msg
		1237	? @$msg
		1238	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1239
		1240	my @reply;
		1241
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1242	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1243	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1244	}
		1245
		1246	$pl->ext_reply ($reply, @reply)
		1247	if $reply;
		1248
1118	} else {	1249	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1250	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1251	}
1121		1252
1122	cf::override;	1253	cf::override;
…		…
1212		1343
1213	=head3 cf::player	1344	=head3 cf::player
1214		1345
1215	=over 4	1346	=over 4
1216		1347
		1348	=item cf::player::num_playing
		1349
		1350	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1351
		1352	=cut
		1353
		1354	sub num_playing {
		1355	scalar grep
		1356	$_->ob->map
		1357	&& !$_->hidden
		1358	&& !$_->ob->flag (cf::FLAG_WIZ),
		1359	cf::player::list
		1360	}
		1361
1217	=item cf::player::find $login	1362	=item cf::player::find $login
1218		1363
1219	Returns the given player object, loading it if necessary (might block).	1364	Returns the given player object, loading it if necessary (might block).
1220		1365
1221	=cut	1366	=cut
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1401	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1402	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1403	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1404	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1405
1261	my $pl = load_pl path $login	1406	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1407	or return;
		1408
		1409	my $pl = cf::player::load_pl $f
		1410	or return;
		1411	local $cf::PLAYER_LOADING{$login} = $pl;
		1412	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1413	$cf::PLAYER{$login} = $pl
1264	}	1414	}
1265	}	1415	}
1266	}	1416	}
1267		1417
…		…
1277		1427
1278	aio_mkdir playerdir $pl, 0770;	1428	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1429	$pl->{last_save} = $cf::RUNTIME;
1280		1430
1281	$pl->save_pl ($path);	1431	$pl->save_pl ($path);
1282	Coro::cede;	1432	cf::cede_to_tick;
1283	}	1433	}
1284		1434
1285	sub new($) {	1435	sub new($) {
1286	my ($login) = @_;	1436	my ($login) = @_;
1287		1437
…		…
1291	$self->{deny_save} = 1;	1441	$self->{deny_save} = 1;
1292		1442
1293	$cf::PLAYER{$login} = $self;	1443	$cf::PLAYER{$login} = $self;
1294		1444
1295	$self	1445	$self
		1446	}
		1447
		1448	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1449
		1450	=cut
		1451
		1452	sub send_msg {
		1453	my $ns = shift->ns
		1454	or return;
		1455	$ns->send_msg (@_);
1296	}	1456	}
1297		1457
1298	=item $pl->quit_character	1458	=item $pl->quit_character
1299		1459
1300	Nukes the player without looking back. If logged in, the connection will	1460	Nukes the player without looking back. If logged in, the connection will
…		…
1355	or return [];	1515	or return [];
1356		1516
1357	my @logins;	1517	my @logins;
1358		1518
1359	for my $login (@$dirs) {	1519	for my $login (@$dirs) {
		1520	my $path = path $login;
		1521
		1522	# a .pst is a dead give-away for a valid player
		1523	unless (-e "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1524	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1525	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1526	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1527	}
1363		1528
1364	utf8::decode $login;	1529	utf8::decode $login;
1365	push @logins, $login;	1530	push @logins, $login;
1366	}	1531	}
1367		1532
…		…
1400		1565
1401	Expand crossfire pod fragments into protocol xml.	1566	Expand crossfire pod fragments into protocol xml.
1402		1567
1403	=cut	1568	=cut
1404		1569
		1570	use re 'eval';
		1571
		1572	my $group;
		1573	my $interior; $interior = qr{
		1574	# match a pod interior sequence sans C<< >>
		1575	(?:
		1576	\ (.*?)\ (?{ $group = $^N })
		1577	| < (??{$interior}) >
		1578	)
		1579	}x;
		1580
1405	sub expand_cfpod {	1581	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;	1582	my ($self, $pod) = @_;
1407		1583
1408	# escape & and <	1584	my $xml;
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411		1585
1412	# this is buggy, it needs to properly take care of nested <'s	1586	while () {
		1587	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1588	$group = $1;
1413		1589
1414	1 while	1590	$group =~ s/&/&amp;/g;
1415	# replace B<>, I<>, U<> etc.	1591	$group =~ s/</&lt;/g;
1416	s/B<([^\>]*)>/<b>$1<\/b>/	1592
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/	1593	$xml .= $group;
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/	1594	} elsif ($pod =~ m%\G
1419	# replace G<male|female> tags	1595	([BCGHITU])
1420	|| s{G<([^>|]*)\|([^>]*)>}{	1596	<
1421	$self->gender ? $2 : $1	1597	(?:
1422	}ge	1598	([^<>]*) (?{ $group = $^N })
1423	# replace H<hint text>	1599	| < $interior >
1424	|| s{H<([^\>]*)>}	1600	)
		1601	>
		1602	%gcsx
1425	{	1603	) {
		1604	my ($code, $data) = ($1, $group);
		1605
		1606	if ($code eq "B") {
		1607	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1608	} elsif ($code eq "I") {
		1609	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1610	} elsif ($code eq "U") {
		1611	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1612	} elsif ($code eq "C") {
		1613	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1614	} elsif ($code eq "T") {
		1615	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1616	} elsif ($code eq "G") {
		1617	my ($male, $female) = split /\|/, $data;
		1618	$data = $self->gender ? $female : $male;
		1619	$xml .= expand_cfpod ($self, $data);
		1620	} elsif ($code eq "H") {
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1621	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1622	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")	1623	"")
1429	[$self->{hintmode}]	1624	[$self->{hintmode}];
		1625	} else {
		1626	$xml .= "error processing '$code($data)' directive";
1430	}ge;	1627	}
		1628	} else {
		1629	if ($pod =~ /\G(.+)/) {
		1630	warn "parse error while expanding $pod (at $1)";
		1631	}
		1632	last;
		1633	}
		1634	}
1431		1635
		1636	for ($xml) {
1432	# create single paragraphs (very hackish)	1637	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;	1638	s/(?<=\S)\n(?=\w)/ /g;
1434		1639
1435	# compress some whitespace	1640	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends	1641	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines	1642	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines	1643	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines	1644	s/\n+$//; # ending lines
		1645	}
1440		1646
1441	$_	1647	$xml
1442	}	1648	}
		1649
		1650	no re 'eval';
1443		1651
1444	sub hintmode {	1652	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;	1653	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}	1654	$_[0]{hintmode}
1447	}	1655	}
1448		1656
1449	=item $player->ext_reply ($msgid, %msg)	1657	=item $player->ext_reply ($msgid, @msg)
1450		1658
1451	Sends an ext reply to the player.	1659	Sends an ext reply to the player.
1452		1660
1453	=cut	1661	=cut
1454		1662
1455	sub ext_reply($$%) {	1663	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1664	my ($self, $id, @msg) = @_;
1457		1665
1458	$msg{msgid} = $id;	1666	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1667	}
1461		1668
1462	=item $player->ext_event ($type, %msg)	1669	=item $player->ext_msg ($type, @msg)
1463		1670
1464	Sends an ext event to the client.	1671	Sends an ext event to the client.
1465		1672
1466	=cut	1673	=cut
1467		1674
1468	sub ext_event($$%) {	1675	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1676	my ($self, $type, @msg) = @_;
1470		1677
1471	$self->ns->ext_event ($type, %msg);	1678	$self->ns->ext_msg ($type, @msg);
1472	}	1679	}
1473		1680
1474	=head3 cf::region	1681	=head3 cf::region
1475		1682
1476	=over 4	1683	=over 4
…		…
1619	$self->init; # pass $1 etc.	1826	$self->init; # pass $1 etc.
1620	return $self;	1827	return $self;
1621	}	1828	}
1622	}	1829	}
1623		1830
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1831	Carp::cluck "unable to resolve path '$path' (base '$base').";
1625	()	1832	()
1626	}	1833	}
1627		1834
1628	sub init {	1835	sub init {
1629	my ($self) = @_;	1836	my ($self) = @_;
…		…
1692		1899
1693	sub load_header_from($) {	1900	sub load_header_from($) {
1694	my ($self, $path) = @_;	1901	my ($self, $path) = @_;
1695		1902
1696	utf8::encode $path;	1903	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1904	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1905	or return;
		1906
		1907	$self->_load_header ($f)
		1908	or return;
		1909
		1910	local $MAP_LOADING{$self->{path}} = $self;
		1911	$f->resolve_delayed_derefs;
1702		1912
1703	$self->{load_path} = $path;	1913	$self->{load_path} = $path;
1704		1914
1705	1	1915	1
1706	}	1916	}
…		…
1760	sub find {	1970	sub find {
1761	my ($path, $origin) = @_;	1971	my ($path, $origin) = @_;
1762		1972
1763	$path = normalise $path, $origin && $origin->path;	1973	$path = normalise $path, $origin && $origin->path;
1764		1974
		1975	cf::lock_wait "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	1976	cf::lock_wait "map_find:$path";
1766		1977
1767	$cf::MAP{$path} || do {	1978	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";	1979	my $guard1 = cf::lock_acquire "map_find:$path";
		1980	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1981
1769	my $map = new_from_path cf::map $path	1982	my $map = new_from_path cf::map $path
1770	or return;	1983	or return;
1771		1984
1772	$map->{last_save} = $cf::RUNTIME;	1985	$map->{last_save} = $cf::RUNTIME;
1773		1986
…		…
1775	or return;	1988	or return;
1776		1989
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	1991	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	1992	#$cf::WAIT_FOR_TICK->wait;
		1993	undef $guard1;
		1994	undef $guard2;
1780	$map->reset;	1995	$map->reset;
1781	undef $guard;
1782	return find $path;	1996	return find $path;
1783	}	1997	}
1784		1998
1785	$cf::MAP{$path} = $map	1999	$cf::MAP{$path} = $map
1786	}	2000	}
…		…
1795	local $self->{deny_reset} = 1; # loading can take a long time	2009	local $self->{deny_reset} = 1; # loading can take a long time
1796		2010
1797	my $path = $self->{path};	2011	my $path = $self->{path};
1798		2012
1799	{	2013	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2014	my $guard = cf::lock_acquire "map_data:$path";
1801		2015
		2016	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2017	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2018
1804	$self->in_memory (cf::MAP_LOADING);	2019	$self->in_memory (cf::MAP_LOADING);
1805		2020
1806	$self->alloc;	2021	$self->alloc;
1807		2022
1808	$self->pre_load;	2023	$self->pre_load;
1809	Coro::cede;	2024	cf::cede_to_tick;
1810		2025
		2026	my $f = new_from_file cf::object::thawer $self->{load_path};
		2027	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2028	$self->_load_objects ($f)
1812	or return;	2029	or return;
1813		2030
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2031	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1815	if delete $self->{load_original};	2032	if delete $self->{load_original};
1816		2033
1817	if (my $uniq = $self->uniq_path) {	2034	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2035	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2036	unless (aio_stat $uniq) {
		2037	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2038	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2039	$self->_load_objects ($f);
		2040	$f->resolve_delayed_derefs;
		2041	}
1822	}	2042	}
1823	}	2043	}
1824		2044
1825	Coro::cede;	2045	$f->resolve_delayed_derefs;
		2046
		2047	cf::cede_to_tick;
1826	# now do the right thing for maps	2048	# now do the right thing for maps
1827	$self->link_multipart_objects;	2049	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2050	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2051	unless $self->difficulty;
1830	Coro::cede;	2052	cf::cede_to_tick;
1831		2053
1832	unless ($self->{deny_activate}) {	2054	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2055	$self->decay_objects;
1834	$self->fix_auto_apply;	2056	$self->fix_auto_apply;
1835	$self->update_buttons;	2057	$self->update_buttons;
1836	Coro::cede;	2058	cf::cede_to_tick;
1837	$self->set_darkness_map;	2059	$self->set_darkness_map;
1838	Coro::cede;	2060	cf::cede_to_tick;
1839	$self->activate;	2061	$self->activate;
1840	}	2062	}
		2063
		2064	$self->{last_save} = $cf::RUNTIME;
		2065	$self->last_access ($cf::RUNTIME);
1841		2066
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2067	$self->in_memory (cf::MAP_IN_MEMORY);
1843	}	2068	}
1844		2069
1845	$self->post_load;	2070	$self->post_load;
…		…
1856		2081
1857	$self	2082	$self
1858	}	2083	}
1859		2084
1860	# find and load all maps in the 3x3 area around a map	2085	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2086	sub load_neighbours {
1862	my ($map) = @_;	2087	my ($map) = @_;
1863		2088
1864	my @diag; # diagonal neighbours	2089	my @neigh; # diagonal neighbours
1865		2090
1866	for (0 .. 3) {	2091	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2092	my $neigh = $map->tile_path ($_)
1868	or next;	2093	or next;
1869	$neigh = find $neigh, $map	2094	$neigh = find $neigh, $map
1870	or next;	2095	or next;
1871	$neigh->load;	2096	$neigh->load;
1872		2097
		2098	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2099	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2100	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2101	}
1876		2102
1877	for (@diag) {	2103	for (grep defined $_->[0], @neigh) {
		2104	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2105	my $neigh = find $path, $origin
1879	or next;	2106	or next;
1880	$neigh->load;	2107	$neigh->load;
1881	}	2108	}
1882	}	2109	}
1883		2110
…		…
1888	}	2115	}
1889		2116
1890	sub do_load_sync {	2117	sub do_load_sync {
1891	my ($map) = @_;	2118	my ($map) = @_;
1892		2119
		2120	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2121	if $Coro::current == $Coro::main;
		2122
1893	cf::sync_job { $map->load };	2123	cf::sync_job { $map->load };
1894	}	2124	}
1895		2125
1896	our %MAP_PREFETCH;	2126	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2127	our $MAP_PREFETCHER = undef;
1898		2128
1899	sub find_async {	2129	sub find_async {
1900	my ($path, $origin) = @_;	2130	my ($path, $origin, $load) = @_;
1901		2131
1902	$path = normalise $path, $origin && $origin->{path};	2132	$path = normalise $path, $origin && $origin->{path};
1903		2133
1904	if (my $map = $cf::MAP{$path}) {	2134	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2135	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1906	}	2136	}
1907		2137
1908	undef $MAP_PREFETCH{$path};	2138	$MAP_PREFETCH{$path} |= $load;
		2139
1909	$MAP_PREFETCHER ||= cf::async {	2140	$MAP_PREFETCHER ||= cf::async {
		2141	$Coro::current->{desc} = "map prefetcher";
		2142
1910	while (%MAP_PREFETCH) {	2143	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2144	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2145	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2146	$map->load if $v;
		2147	}
1915		2148
1916	delete $MAP_PREFETCH{$path};	2149	delete $MAP_PREFETCH{$k};
1917	}	2150	}
1918	}	2151	}
1919	undef $MAP_PREFETCHER;	2152	undef $MAP_PREFETCHER;
1920	};	2153	};
1921	$MAP_PREFETCHER->prio (6);	2154	$MAP_PREFETCHER->prio (6);
…		…
1924	}	2157	}
1925		2158
1926	sub save {	2159	sub save {
1927	my ($self) = @_;	2160	my ($self) = @_;
1928		2161
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;	2162	my $lock = cf::lock_acquire "map_data:$self->{path}";
1930		2163
1931	$self->{last_save} = $cf::RUNTIME;	2164	$self->{last_save} = $cf::RUNTIME;
1932		2165
1933	return unless $self->dirty;	2166	return unless $self->dirty;
1934		2167
…		…
1940	return if $self->{deny_save};	2173	return if $self->{deny_save};
1941		2174
1942	local $self->{last_access} = $self->last_access;#d#	2175	local $self->{last_access} = $self->last_access;#d#
1943		2176
1944	cf::async {	2177	cf::async {
		2178	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2179	$_->contr->save for $self->players;
1946	};	2180	};
1947		2181
1948	if ($uniq) {	2182	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2183	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1957	my ($self) = @_;	2191	my ($self) = @_;
1958		2192
1959	# save first because save cedes	2193	# save first because save cedes
1960	$self->save;	2194	$self->save;
1961		2195
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2196	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2197
1964	return if $self->players;	2198	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;	2199	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};	2200	return if $self->{deny_save};
1967		2201
		2202	$self->in_memory (cf::MAP_SWAPPED);
		2203
		2204	$self->deactivate;
		2205	$_->clear_links_to ($self) for values %cf::MAP;
1968	$self->clear;	2206	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2207	}
1971		2208
1972	sub reset_at {	2209	sub reset_at {
1973	my ($self) = @_;	2210	my ($self) = @_;
1974		2211
…		…
2006	if $uniq;	2243	if $uniq;
2007	}	2244	}
2008		2245
2009	delete $cf::MAP{$self->path};	2246	delete $cf::MAP{$self->path};
2010		2247
		2248	$self->deactivate;
		2249	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2250	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2251
2015	$self->unlink_save;	2252	$self->unlink_save;
2016	$self->destroy;	2253	$self->destroy;
2017	}	2254	}
2018		2255
2019	my $nuke_counter = "aaaa";	2256	my $nuke_counter = "aaaa";
2020		2257
2021	sub nuke {	2258	sub nuke {
2022	my ($self) = @_;	2259	my ($self) = @_;
2023		2260
		2261	{
		2262	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2263
2024	delete $cf::MAP{$self->path};	2264	delete $cf::MAP{$self->path};
2025		2265
2026	$self->unlink_save;	2266	$self->unlink_save;
2027		2267
2028	bless $self, "cf::map";	2268	bless $self, "cf::map";
2029	delete $self->{deny_reset};	2269	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2270	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2271	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2272	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2273
2034	$cf::MAP{$self->path} = $self;	2274	$cf::MAP{$self->path} = $self;
		2275	}
2035		2276
2036	$self->reset; # polite request, might not happen	2277	$self->reset; # polite request, might not happen
2037	}	2278	}
2038		2279
2039	=item $maps = cf::map::tmp_maps	2280	=item $maps = cf::map::tmp_maps
…		…
2115		2356
2116	sub inv_recursive {	2357	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2358	inv_recursive_ inv $_[0]
2118	}	2359	}
2119		2360
		2361	=item $ref = $ob->ref
		2362
		2363	creates and returns a persistent reference to an objetc that can be stored as a string.
		2364
		2365	=item $ob = cf::object::deref ($refstring)
		2366
		2367	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2368	even if the object actually exists. May block.
		2369
		2370	=cut
		2371
		2372	sub deref {
		2373	my ($ref) = @_;
		2374
		2375	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2376	my ($uuid, $name) = ($1, $2);
		2377	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2378	or return;
		2379	$pl->ob->uuid eq $uuid
		2380	or return;
		2381
		2382	$pl->ob
		2383	} else {
		2384	warn "$ref: cannot resolve object reference\n";
		2385	undef
		2386	}
		2387	}
		2388
2120	package cf;	2389	package cf;
2121		2390
2122	=back	2391	=back
2123		2392
2124	=head3 cf::object::player	2393	=head3 cf::object::player
…		…
2146		2415
2147	} else {	2416	} else {
2148	my $pl = $self->contr;	2417	my $pl = $self->contr;
2149		2418
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2419	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2420	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2421	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2422
2159	} else {	2423	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2424	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2425	$self->message ($msg, $flags);
2162	}	2426	}
2163	}	2427	}
		2428	}
		2429
		2430	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2431
		2432	=cut
		2433
		2434	sub cf::object::send_msg {
		2435	my $pl = shift->contr
		2436	or return;
		2437	$pl->send_msg (@_);
2164	}	2438	}
2165		2439
2166	=item $player_object->may ("access")	2440	=item $player_object->may ("access")
2167		2441
2168	Returns wether the given player is authorized to access resource "access"	2442	Returns wether the given player is authorized to access resource "access"
…		…
2247	# use -1 or undef as default coordinates, not 0, 0	2521	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2522	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2523	if $x <=0 && $y <= 0;
2250		2524
2251	$map->load;	2525	$map->load;
2252	$map->load_diag;	2526	$map->load_neighbours;
2253		2527
2254	return unless $self->contr->active;	2528	return unless $self->contr->active;
2255	$self->activate_recursive;	2529	$self->activate_recursive;
2256		2530
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2532	$self->enter_map ($map, $x, $y);
2259	}	2533	}
2260		2534
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2535	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2262		2536
2263	Moves the player to the given map-path and coordinates by first freezing	2537	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2538	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2539	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position.	2540	the new (success) or old (failed) map position. In either case, $done will
		2541	be called at the end of this process.
2267		2542
2268	=cut	2543	=cut
2269		2544
2270	our $GOTOGEN;	2545	our $GOTOGEN;
2271		2546
2272	sub cf::object::player::goto {	2547	sub cf::object::player::goto {
2273	my ($self, $path, $x, $y, $check) = @_;	2548	my ($self, $path, $x, $y, $check, $done) = @_;
2274		2549
2275	# do generation counting so two concurrent goto's will be executed in-order	2550	# do generation counting so two concurrent goto's will be executed in-order
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2552
2278	$self->enter_link;	2553	$self->enter_link;
2279		2554
2280	(async {	2555	(async {
		2556	$Coro::current->{desc} = "player::goto $path $x $y";
		2557
		2558	# *tag paths override both path and x|y
		2559	if ($path =~ /^\*(.*)$/) {
		2560	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2561	my $ob = $obs[rand @obs];
		2562
		2563	# see if we actually can go there
		2564	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2565	$ob = $obs[rand @obs];
		2566	} else {
		2567	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2568	}
		2569	# else put us there anyways for now #d#
		2570
		2571	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2572	} else {
		2573	($path, $x, $y) = (undef, undef, undef);
		2574	}
		2575	}
		2576
2281	my $map = eval {	2577	my $map = eval {
2282	my $map = cf::map::find $path;	2578	my $map = defined $path ? cf::map::find $path : undef;
2283		2579
2284	if ($map) {	2580	if ($map) {
2285	$map = $map->customise_for ($self);	2581	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2582	$map = $check->($map) if $check && $map;
2287	} else {	2583	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2585	}
2290		2586
2291	$map	2587	$map
2292	};	2588	};
2293		2589
…		…
2298		2594
2299	if ($gen == $self->{_goto_generation}) {	2595	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2596	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2597	$self->leave_link ($map, $x, $y);
2302	}	2598	}
		2599
		2600	$done->() if $done;
2303	})->prio (1);	2601	})->prio (1);
2304	}	2602	}
2305		2603
2306	=item $player_object->enter_exit ($exit_object)	2604	=item $player_object->enter_exit ($exit_object)
2307		2605
…		…
2344	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
2345	}	2643	}
2346		2644
2347	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2348		2646
2349	my $data = cf::to_json $rmp;	2647	my $data = cf::encode_json $rmp;
2350	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2352		2650
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
…		…
2381	# if exit is damned, update players death & WoR home-position	2679	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)	2680	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);	2681	if $exit->flag (FLAG_DAMNED);
2384		2682
2385	(async {	2683	(async {
		2684	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2685
2386	$self->deactivate_recursive; # just to be sure	2686	$self->deactivate_recursive; # just to be sure
2387	unless (eval {	2687	unless (eval {
2388	$self->goto ($slaying, $hp, $sp);	2688	$self->goto ($slaying, $hp, $sp);
2389		2689
2390	1;	2690	1;
…		…
2416		2716
2417	utf8::encode $text;	2717	utf8::encode $text;
2418	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2718	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419	}	2719	}
2420		2720
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	2721	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		2722
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	2723	Send a drawinfo or msg packet to the client, formatting the msg for the
2424	client if neccessary. C<$type> should be a string identifying the type of	2724	client if neccessary. C<$type> should be a string identifying the type of
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	2725	the message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	2726	the message unless the client supports the msg packet.
2427		2727
2428	=cut	2728	=cut
2429		2729
		2730	# non-persistent channels (usually the info channel)
		2731	our %CHANNEL = (
		2732	"c/identify" => {
		2733	id => "infobox",
		2734	title => "Identify",
		2735	reply => undef,
		2736	tooltip => "Items recently identified",
		2737	},
		2738	"c/examine" => {
		2739	id => "infobox",
		2740	title => "Examine",
		2741	reply => undef,
		2742	tooltip => "Signs and other items you examined",
		2743	},
		2744	"c/book" => {
		2745	id => "infobox",
		2746	title => "Book",
		2747	reply => undef,
		2748	tooltip => "The contents of a note or book",
		2749	},
		2750	"c/lookat" => {
		2751	id => "infobox",
		2752	title => "Look",
		2753	reply => undef,
		2754	tooltip => "What you saw there",
		2755	},
		2756	"c/who" => {
		2757	id => "infobox",
		2758	title => "Players",
		2759	reply => undef,
		2760	tooltip => "Shows players who are currently online",
		2761	},
		2762	"c/body" => {
		2763	id => "infobox",
		2764	title => "Body Parts",
		2765	reply => undef,
		2766	tooltip => "Shows which body parts you posess and are available",
		2767	},
		2768	"c/uptime" => {
		2769	id => "infobox",
		2770	title => "Uptime",
		2771	reply => undef,
		2772	tooltip => "How long the server has been running since last restart",
		2773	},
		2774	"c/mapinfo" => {
		2775	id => "infobox",
		2776	title => "Map Info",
		2777	reply => undef,
		2778	tooltip => "Information related to the maps",
		2779	},
		2780	);
		2781
2430	sub cf::client::send_msg {	2782	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	2783	my ($self, $channel, $msg, $color, @extra) = @_;
2432		2784
2433	$msg = $self->pl->expand_cfpod ($msg);	2785	$msg = $self->pl->expand_cfpod ($msg);
2434		2786
		2787	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2788
		2789	# check predefined channels, for the benefit of C
		2790	if ($CHANNEL{$channel}) {
		2791	$channel = $CHANNEL{$channel};
		2792
		2793	$self->ext_msg (channel_info => $channel)
		2794	if $self->can_msg;
		2795
		2796	$channel = $channel->{id};
		2797
		2798	} elsif (ref $channel) {
		2799	# send meta info to client, if not yet sent
		2800	unless (exists $self->{channel}{$channel->{id}}) {
		2801	$self->{channel}{$channel->{id}} = $channel;
		2802	$self->ext_msg (channel_info => $channel)
		2803	if $self->can_msg;
		2804	}
		2805
		2806	$channel = $channel->{id};
		2807	}
		2808
2435	return unless @extra || length $msg;	2809	return unless @extra || length $msg;
2436		2810
2437	if ($self->can_msg) {	2811	if ($self->can_msg) {
		2812	# default colour, mask it out
		2813	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2814	if $color & cf::NDI_DEF;
		2815
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2816	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2817	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2439	} else {	2818	} else {
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449
2450	if ($color >= 0) {	2819	if ($color >= 0) {
		2820	# replace some tags by gcfclient-compatible ones
		2821	for ($msg) {
		2822	1 while
		2823	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2824	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2825	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2826	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2827	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2828	}
		2829
		2830	$color &= cf::NDI_COLOR_MASK;
		2831
		2832	utf8::encode $msg;
		2833
2451	if (0 && $msg =~ /\[/) {	2834	if (0 && $msg =~ /\[/) {
		2835	# COMMAND/INFO
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	2836	$self->send_packet ("drawextinfo $color 10 8 $msg")
2453	} else {	2837	} else {
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2838	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")	2839	$self->send_packet ("drawinfo $color $msg")
2456	}	2840	}
2457	}	2841	}
2458	}	2842	}
2459	}	2843	}
2460		2844
2461	=item $client->ext_event ($type, %msg)	2845	=item $client->ext_msg ($type, @msg)
2462		2846
2463	Sends an ext event to the client.	2847	Sends an ext event to the client.
2464		2848
2465	=cut	2849	=cut
2466		2850
2467	sub cf::client::ext_event($$%) {	2851	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	2852	my ($self, $type, @msg) = @_;
2469		2853
		2854	if ($self->extcmd == 2) {
		2855	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2856	} elsif ($self->extcmd == 1) { # TODO: remove
2470	$msg{msgtype} = "event_$type";	2857	push @msg, msgtype => "event_$type";
2471	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2858	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2859	}
		2860	}
		2861
		2862	=item $client->ext_reply ($msgid, @msg)
		2863
		2864	Sends an ext reply to the client.
		2865
		2866	=cut
		2867
		2868	sub cf::client::ext_reply($$@) {
		2869	my ($self, $id, @msg) = @_;
		2870
		2871	if ($self->extcmd == 2) {
		2872	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2873	} elsif ($self->extcmd == 1) {
		2874	#TODO: version 1, remove
		2875	unshift @msg, msgtype => "reply", msgid => $id;
		2876	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2877	}
2472	}	2878	}
2473		2879
2474	=item $success = $client->query ($flags, "text", \&cb)	2880	=item $success = $client->query ($flags, "text", \&cb)
2475		2881
2476	Queues a query to the client, calling the given callback with	2882	Queues a query to the client, calling the given callback with
…		…
2531	my ($ns, $buf) = @_;	2937	my ($ns, $buf) = @_;
2532		2938
2533	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2939	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534		2940
2535	if (ref $msg) {	2941	if (ref $msg) {
		2942	my ($type, $reply, @payload) =
		2943	"ARRAY" eq ref $msg
		2944	? @$msg
		2945	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2946
		2947	my @reply;
		2948
2536	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2949	if (my $cb = $EXTICMD{$type}) {
2537	if (my %reply = $cb->($ns, $msg)) {	2950	@reply = $cb->($ns, @payload);
2538	$reply{msgid} = $msg->{msgid};
2539	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540	}
2541	}	2951	}
		2952
		2953	$ns->ext_reply ($reply, @reply)
		2954	if $reply;
		2955
2542	} else {	2956	} else {
2543	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2957	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544	}	2958	}
2545		2959
2546	cf::override;	2960	cf::override;
…		…
2593	our $safe = new Safe "safe";	3007	our $safe = new Safe "safe";
2594	our $safe_hole = new Safe::Hole;	3008	our $safe_hole = new Safe::Hole;
2595		3009
2596	$SIG{FPE} = 'IGNORE';	3010	$SIG{FPE} = 'IGNORE';
2597		3011
2598	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3012	$safe->permit_only (Opcode::opset qw(
		3013	:base_core :base_mem :base_orig :base_math
		3014	grepstart grepwhile mapstart mapwhile
		3015	sort time
		3016	));
2599		3017
2600	# here we export the classes and methods available to script code	3018	# here we export the classes and methods available to script code
2601		3019
2602	=pod	3020	=pod
2603		3021
2604	The following functions and methods are available within a safe environment:	3022	The following functions and methods are available within a safe environment:
2605		3023
2606	cf::object	3024	cf::object
2607	contr pay_amount pay_player map x y force_find force_add	3025	contr pay_amount pay_player map x y force_find force_add destroy
2608	insert remove	3026	insert remove name archname title slaying race decrease_ob_nr
2609		3027
2610	cf::object::player	3028	cf::object::player
2611	player	3029	player
2612		3030
2613	cf::player	3031	cf::player
…		…
2618		3036
2619	=cut	3037	=cut
2620		3038
2621	for (	3039	for (
2622	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3040	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3041	insert remove inv name archname title slaying race
2623	insert remove)],	3042	decrease_ob_nr destroy)],
2624	["cf::object::player" => qw(player)],	3043	["cf::object::player" => qw(player)],
2625	["cf::player" => qw(peaceful)],	3044	["cf::player" => qw(peaceful)],
2626	["cf::map" => qw(trigger)],	3045	["cf::map" => qw(trigger)],
2627	) {	3046	) {
2628	no strict 'refs';	3047	no strict 'refs';
…		…
2704	# the server's init and main functions	3123	# the server's init and main functions
2705		3124
2706	sub load_facedata($) {	3125	sub load_facedata($) {
2707	my ($path) = @_;	3126	my ($path) = @_;
2708		3127
		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
		3132	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3133
2709	warn "loading facedata from $path\n";	3134	warn "loading facedata from $path\n";
2710		3135
2711	my $facedata;	3136	my $facedata;
2712	0 < aio_load $path, $facedata	3137	0 < aio_load $path, $facedata
2713	or die "$path: $!";	3138	or die "$path: $!";
…		…
2715	$facedata = Coro::Storable::thaw $facedata;	3140	$facedata = Coro::Storable::thaw $facedata;
2716		3141
2717	$facedata->{version} == 2	3142	$facedata->{version} == 2
2718	or cf::cleanup "$path: version mismatch, cannot proceed.";	3143	or cf::cleanup "$path: version mismatch, cannot proceed.";
2719		3144
		3145	# patch in the exptable
		3146	$facedata->{resource}{"res/exp_table"} = {
		3147	type => FT_RSRC,
		3148	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3149	};
		3150	cf::cede_to_tick;
		3151
2720	{	3152	{
2721	my $faces = $facedata->{faceinfo};	3153	my $faces = $facedata->{faceinfo};
2722		3154
2723	while (my ($face, $info) = each %$faces) {	3155	while (my ($face, $info) = each %$faces) {
2724	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3156	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3157
2725	cf::face::set_visibility $idx, $info->{visibility};	3158	cf::face::set_visibility $idx, $info->{visibility};
2726	cf::face::set_magicmap $idx, $info->{magicmap};	3159	cf::face::set_magicmap $idx, $info->{magicmap};
2727	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3160	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2728	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3161	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2729		3162
2730	cf::cede_to_tick;	3163	cf::cede_to_tick;
2731	}	3164	}
2732		3165
2733	while (my ($face, $info) = each %$faces) {	3166	while (my ($face, $info) = each %$faces) {
2734	next unless $info->{smooth};	3167	next unless $info->{smooth};
		3168
2735	my $idx = cf::face::find $face	3169	my $idx = cf::face::find $face
2736	or next;	3170	or next;
		3171
2737	if (my $smooth = cf::face::find $info->{smooth}) {	3172	if (my $smooth = cf::face::find $info->{smooth}) {
2738	cf::face::set_smooth $idx, $smooth;	3173	cf::face::set_smooth $idx, $smooth;
2739	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3174	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2740	} else {	3175	} else {
2741	warn "smooth face '$info->{smooth}' not found for face '$face'";	3176	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2758		3193
2759	{	3194	{
2760	# TODO: for gcfclient pleasure, we should give resources	3195	# TODO: for gcfclient pleasure, we should give resources
2761	# that gcfclient doesn't grok a >10000 face index.	3196	# that gcfclient doesn't grok a >10000 face index.
2762	my $res = $facedata->{resource};	3197	my $res = $facedata->{resource};
2763	my $enc = JSON::XS->new->utf8->canonical;
2764		3198
2765	while (my ($name, $info) = each %$res) {	3199	while (my ($name, $info) = each %$res) {
2766	my $meta = $enc->encode ({	3200	if (defined $info->{type}) {
2767	name => $name,
2768	type => $info->{type},
2769	copyright => $info->{copyright}, #TODO#
2770	});
2771	my $data = pack "(w/a*)*", $meta, $info->{data};
2772	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2773
2774	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3201	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3202	my $data;
		3203
		3204	if ($info->{type} & 1) {
		3205	# prepend meta info
		3206
		3207	my $meta = $enc->encode ({
		3208	name => $name,
		3209	%{ $info->{meta} || {} },
		3210	});
		3211
		3212	$data = pack "(w/a*)*", $meta, $info->{data};
		3213	} else {
		3214	$data = $info->{data};
		3215	}
		3216
		3217	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2775	cf::face::set_type $idx, 1;	3218	cf::face::set_type $idx, $info->{type};
2776	cf::face::set_data $idx, 0, $data, $chk;	3219	} else {
		3220	$RESOURCE{$name} = $info;
		3221	}
2777		3222
2778	cf::cede_to_tick;	3223	cf::cede_to_tick;
2779	}	3224	}
2780	}	3225	}
2781		3226
		3227	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3228
2782	1	3229	1
2783	}	3230	}
2784		3231
		3232	cf::global->attach (on_resource_update => sub {
		3233	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3234	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3235
		3236	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3237	my $sound = $soundconf->{compat}[$_]
		3238	or next;
		3239
		3240	my $face = cf::face::find "sound/$sound->[1]";
		3241	cf::sound::set $sound->[0] => $face;
		3242	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3243	}
		3244
		3245	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3246	my $face = cf::face::find "sound/$v";
		3247	cf::sound::set $k => $face;
		3248	}
		3249	}
		3250	});
		3251
		3252	register_exticmd fx_want => sub {
		3253	my ($ns, $want) = @_;
		3254
		3255	while (my ($k, $v) = each %$want) {
		3256	$ns->fx_want ($k, $v);
		3257	}
		3258	};
		3259
2785	sub reload_regions {	3260	sub reload_regions {
		3261	# HACK to clear player env face cache, we need some signal framework
		3262	# for this (global event?)
		3263	%ext::player_env::MUSIC_FACE_CACHE = ();
		3264
2786	load_resource_file "$MAPDIR/regions"	3265	load_resource_file "$MAPDIR/regions"
2787	or die "unable to load regions file\n";	3266	or die "unable to load regions file\n";
2788		3267
2789	for (cf::region::list) {	3268	for (cf::region::list) {
2790	$_->{match} = qr/$_->{match}/	3269	$_->{match} = qr/$_->{match}/
…		…
2826		3305
2827	sub init {	3306	sub init {
2828	reload_resources;	3307	reload_resources;
2829	}	3308	}
2830		3309
2831	sub cfg_load {	3310	sub reload_config {
2832	open my $fh, "<:utf8", "$CONFDIR/config"	3311	open my $fh, "<:utf8", "$CONFDIR/config"
2833	or return;	3312	or return;
2834		3313
2835	local $/;	3314	local $/;
2836	*CFG = YAML::Syck::Load <$fh>;	3315	*CFG = YAML::Load <$fh>;
2837		3316
2838	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3317	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2839		3318
2840	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3319	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2841	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3320	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2852	sub main {	3331	sub main {
2853	# we must not ever block the main coroutine	3332	# we must not ever block the main coroutine
2854	local $Coro::idle = sub {	3333	local $Coro::idle = sub {
2855	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3334	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2856	(async {	3335	(async {
2857	Event::one_event;	3336	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3337	EV::loop EV::LOOP_ONESHOT;
2858	})->prio (Coro::PRIO_MAX);	3338	})->prio (Coro::PRIO_MAX);
2859	};	3339	};
2860		3340
2861	cfg_load;	3341	reload_config;
2862	db_init;	3342	db_init;
2863	load_extensions;	3343	load_extensions;
2864		3344
2865	$TICK_WATCHER->start;	3345	$TICK_WATCHER->start;
		3346	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
2866	Event::loop;	3347	EV::loop;
2867	}	3348	}
2868		3349
2869	#############################################################################	3350	#############################################################################
2870	# initialisation and cleanup	3351	# initialisation and cleanup
2871		3352
2872	# install some emergency cleanup handlers	3353	# install some emergency cleanup handlers
2873	BEGIN {	3354	BEGIN {
		3355	our %SIGWATCHER = ();
2874	for my $signal (qw(INT HUP TERM)) {	3356	for my $signal (qw(INT HUP TERM)) {
2875	Event->signal (	3357	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2876	reentrant => 0,
2877	data => WF_AUTOCANCEL,
2878	signal => $signal,
2879	prio => 0,
2880	cb => sub {
2881	cf::cleanup "SIG$signal";	3358	cf::cleanup "SIG$signal";
2882	},
2883	);	3359	};
2884	}	3360	}
2885	}	3361	}
2886		3362
2887	sub write_runtime {	3363	sub write_runtime {
2888	my $runtime = "$LOCALDIR/runtime";	3364	my $runtime = "$LOCALDIR/runtime";
…		…
2933	# and maps saved/destroyed asynchronously.	3409	# and maps saved/destroyed asynchronously.
2934	warn "begin emergency player save\n";	3410	warn "begin emergency player save\n";
2935	for my $login (keys %cf::PLAYER) {	3411	for my $login (keys %cf::PLAYER) {
2936	my $pl = $cf::PLAYER{$login} or next;	3412	my $pl = $cf::PLAYER{$login} or next;
2937	$pl->valid or next;	3413	$pl->valid or next;
		3414	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2938	$pl->save;	3415	$pl->save;
2939	}	3416	}
2940	warn "end emergency player save\n";	3417	warn "end emergency player save\n";
2941		3418
2942	warn "begin emergency map save\n";	3419	warn "begin emergency map save\n";
…		…
2981	warn "syncing database to disk";	3458	warn "syncing database to disk";
2982	BDB::db_env_txn_checkpoint $DB_ENV;	3459	BDB::db_env_txn_checkpoint $DB_ENV;
2983		3460
2984	# if anything goes wrong in here, we should simply crash as we already saved	3461	# if anything goes wrong in here, we should simply crash as we already saved
2985		3462
2986	warn "cancelling all WF_AUTOCANCEL watchers";
2987	for (Event::all_watchers) {
2988	$_->cancel if $_->data & WF_AUTOCANCEL;
2989	}
2990
2991	warn "flushing outstanding aio requests";	3463	warn "flushing outstanding aio requests";
2992	for (;;) {	3464	for (;;) {
2993	BDB::flush;	3465	BDB::flush;
2994	IO::AIO::flush;	3466	IO::AIO::flush;
2995	Coro::cede;	3467	Coro::cede_notself;
2996	last unless IO::AIO::nreqs || BDB::nreqs;	3468	last unless IO::AIO::nreqs || BDB::nreqs;
2997	warn "iterate...";	3469	warn "iterate...";
2998	}	3470	}
2999		3471
3000	++$RELOAD;	3472	++$RELOAD;
…		…
3059	warn "reloading cf.pm";	3531	warn "reloading cf.pm";
3060	require cf;	3532	require cf;
3061	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3533	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3062		3534
3063	warn "loading config and database again";	3535	warn "loading config and database again";
3064	cf::cfg_load;	3536	cf::reload_config;
3065		3537
3066	warn "loading extensions";	3538	warn "loading extensions";
3067	cf::load_extensions;	3539	cf::load_extensions;
3068		3540
3069	warn "reattaching attachments to objects/players";	3541	warn "reattaching attachments to objects/players";
…		…
3089		3561
3090	sub reload_perl() {	3562	sub reload_perl() {
3091	# doing reload synchronously and two reloads happen back-to-back,	3563	# doing reload synchronously and two reloads happen back-to-back,
3092	# coro crashes during coro_state_free->destroy here.	3564	# coro crashes during coro_state_free->destroy here.
3093		3565
3094	$RELOAD_WATCHER ||= Event->timer (	3566	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3095	reentrant => 0,
3096	after => 0,
3097	data => WF_AUTOCANCEL,
3098	cb => sub {
3099	do_reload_perl;
3100	undef $RELOAD_WATCHER;	3567	undef $RELOAD_WATCHER;
3101	},	3568	do_reload_perl;
3102	);	3569	};
3103	}	3570	}
3104		3571
3105	register_command "reload" => sub {	3572	register_command "reload" => sub {
3106	my ($who, $arg) = @_;	3573	my ($who, $arg) = @_;
3107		3574
3108	if ($who->flag (FLAG_WIZ)) {	3575	if ($who->flag (FLAG_WIZ)) {
3109	$who->message ("reloading server.");	3576	$who->message ("reloading server.");
		3577	async {
		3578	$Coro::current->{desc} = "perl_reload";
3110	async { reload_perl };	3579	reload_perl;
		3580	};
3111	}	3581	}
3112	};	3582	};
3113		3583
3114	unshift @INC, $LIBDIR;	3584	unshift @INC, $LIBDIR;
3115		3585
…		…
3134	my $signal = new Coro::Signal;	3604	my $signal = new Coro::Signal;
3135	push @WAIT_FOR_TICK_BEGIN, $signal;	3605	push @WAIT_FOR_TICK_BEGIN, $signal;
3136	$signal->wait;	3606	$signal->wait;
3137	}	3607	}
3138		3608
3139	my $min = 1e6;#d#	3609	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
3140	my $avg = 10;
3141	$TICK_WATCHER = Event->timer (
3142	reentrant => 0,
3143	parked => 1,
3144	prio => 0,
3145	at => $NEXT_TICK || $TICK,
3146	data => WF_AUTOCANCEL,
3147	cb => sub {
3148	if ($Coro::current != $Coro::main) {	3610	if ($Coro::current != $Coro::main) {
3149	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3611	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3150	unless ++$bug_warning > 10;	3612	unless ++$bug_warning > 10;
3151	return;	3613	return;
3152	}	3614	}
3153		3615
3154	$NOW = $tick_start = Event::time;	3616	$NOW = $tick_start = EV::now;
3155		3617
3156	cf::server_tick; # one server iteration	3618	cf::server_tick; # one server iteration
3157		3619
3158	0 && sync_job {#d#	3620	$RUNTIME += $TICK;
3159	for(1..10) {	3621	$NEXT_TICK = $_[0]->at;
3160	my $t = Event::time;
3161	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3162	or die;
3163		3622
3164	$map->width (50);	3623	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3165	$map->height (50);	3624	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3166	$map->alloc;	3625	Coro::async_pool {
3167	$map->_load_objects ("/tmp/x.map", 1);	3626	$Coro::current->{desc} = "runtime saver";
3168	my $t = Event::time - $t;	3627	write_runtime
3169		3628	or warn "ERROR: unable to write runtime file: $!";
3170	#next unless $t < 0.0013;#d#
3171	if ($t < $min) {
3172	$min = $t;
3173	}
3174	$avg = $avg * 0.99 + $t * 0.01;
3175	}
3176	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3177	exit 0;
3178	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3179	};	3629	};
		3630	}
3180		3631
3181	$RUNTIME += $TICK;
3182	$NEXT_TICK += $TICK;
3183
3184	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3185	$NEXT_RUNTIME_WRITE = $NOW + 10;
3186	Coro::async_pool {
3187	write_runtime
3188	or warn "ERROR: unable to write runtime file: $!";
3189	};
3190	}
3191
3192	# my $AFTER = Event::time;
3193	# warn $AFTER - $NOW;#d#
3194
3195	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3632	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3196	$sig->send;	3633	$sig->send;
3197	}	3634	}
3198	while (my $sig = shift @WAIT_FOR_TICK) {	3635	while (my $sig = shift @WAIT_FOR_TICK) {
3199	$sig->send;	3636	$sig->send;
3200	}	3637	}
3201		3638
3202	$NOW = Event::time;
3203
3204	# if we are delayed by four ticks or more, skip them all
3205	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3206
3207	$TICK_WATCHER->at ($NEXT_TICK);
3208	$TICK_WATCHER->start;
3209
3210	$LOAD = ($NOW - $tick_start) / $TICK;	3639	$LOAD = ($NOW - $tick_start) / $TICK;
3211	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3640	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3212		3641
3213	_post_tick;	3642	_post_tick;
3214		3643	};
3215		3644	$TICK_WATCHER->priority (EV::MAXPRI);
3216	},
3217	);
3218		3645
3219	{	3646	{
3220	BDB::max_poll_time $TICK * 0.1;	3647	# configure BDB
3221	$BDB_POLL_WATCHER = Event->io (	3648
3222	reentrant => 0,
3223	fd => BDB::poll_fileno,
3224	poll => 'r',
3225	prio => 0,
3226	data => WF_AUTOCANCEL,
3227	cb => \&BDB::poll_cb,
3228	);
3229	BDB::min_parallel 8;	3649	BDB::min_parallel 8;
3230		3650	BDB::max_poll_reqs $TICK * 0.1;
3231	BDB::set_sync_prepare {	3651	$Coro::BDB::WATCHER->priority (1);
3232	my $status;
3233	my $current = $Coro::current;
3234	(
3235	sub {
3236	$status = $!;
3237	$current->ready; undef $current;
3238	},
3239	sub {
3240	Coro::schedule while defined $current;
3241	$! = $status;
3242	},
3243	)
3244	};
3245		3652
3246	unless ($DB_ENV) {	3653	unless ($DB_ENV) {
3247	$DB_ENV = BDB::db_env_create;	3654	$DB_ENV = BDB::db_env_create;
		3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3656	| BDB::LOG_AUTOREMOVE, 1);
		3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3248		3659
3249	cf::sync_job {	3660	cf::sync_job {
3250	eval {	3661	eval {
3251	BDB::db_env_open	3662	BDB::db_env_open
3252	$DB_ENV,	3663	$DB_ENV,
…		…
3254	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3665	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3255	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3666	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3256	0666;	3667	0666;
3257		3668
3258	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3669	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3259
3260	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3261	$DB_ENV->set_lk_detect;
3262	};	3670	};
3263		3671
3264	cf::cleanup "db_env_open(db): $@" if $@;	3672	cf::cleanup "db_env_open(db): $@" if $@;
3265	};	3673	};
3266	}	3674	}
		3675
		3676	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3677	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3678	};
		3679	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3680	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3681	};
		3682	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3684	};
3267	}	3685	}
3268		3686
3269	{	3687	{
		3688	# configure IO::AIO
		3689
3270	IO::AIO::min_parallel 8;	3690	IO::AIO::min_parallel 8;
3271
3272	undef $Coro::AIO::WATCHER;
3273	IO::AIO::max_poll_time $TICK * 0.1;	3691	IO::AIO::max_poll_time $TICK * 0.1;
3274	$AIO_POLL_WATCHER = Event->io (	3692	$Coro::AIO::WATCHER->priority (1);
3275	reentrant => 0,
3276	data => WF_AUTOCANCEL,
3277	fd => IO::AIO::poll_fileno,
3278	poll => 'r',
3279	prio => 6,
3280	cb => \&IO::AIO::poll_cb,
3281	);
3282	}	3693	}
3283		3694
3284	my $_log_backtrace;	3695	my $_log_backtrace;
3285		3696
3286	sub _log_backtrace {	3697	sub _log_backtrace {
…		…
3290		3701
3291	# limit the # of concurrent backtraces	3702	# limit the # of concurrent backtraces
3292	if ($_log_backtrace < 2) {	3703	if ($_log_backtrace < 2) {
3293	++$_log_backtrace;	3704	++$_log_backtrace;
3294	async {	3705	async {
		3706	$Coro::current->{desc} = "abt $msg";
		3707
3295	my @bt = fork_call {	3708	my @bt = fork_call {
3296	@addr = map { sprintf "%x", $_ } @addr;	3709	@addr = map { sprintf "%x", $_ } @addr;
3297	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3710	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3298	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3711	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3299	or die "addr2line: $!";	3712	or die "addr2line: $!";

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