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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.308 by root, Mon Jul 16 14:09:40 2007 UTC vs.
Revision 1.413 by root, Sun Apr 6 16:13:20 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.32 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
34	use Digest::MD5 ();	57	use Digest::MD5 ();
35		58
36	# configure various modules to our taste	59	# configure various modules to our taste
37	#	60	#
38	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	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	63	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		64
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		66
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		68
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
74		93
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	97	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		99
83	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	104	our $DB_ENV;
85		105
86	our %CFG;	106	our %CFG;
87		107
88	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
90		111
91	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
94		115
95	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		118
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
101		123
102	binmode STDOUT;	124	binmode STDOUT;
103	binmode STDERR;	125	binmode STDERR;
104		126
105	# read virtual server time, if available	127	# read virtual server time, if available
…		…
158		180
159	The raw value load value from the last tick.	181	The raw value load value from the last tick.
160		182
161	=item %cf::CFG	183	=item %cf::CFG
162		184
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	186	from wherever your confdir points to.
165		187
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		189
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	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	191	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.	192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		193
		194	=item @cf::INVOKE_RESULTS
		195
		196	This array contains the results of the last C<invoke ()> call. When
		197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		198	that call.
		199
172	=back	200	=back
173		201
174	=cut	202	=cut
175		203
176	BEGIN {	204	BEGIN {
…		…
180	$msg .= "\n"	208	$msg .= "\n"
181	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
182		210
183	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
184		212
185	utf8::encode $msg;
186	LOG llevError, $msg;	213	LOG llevError, $msg;
187	};	214	};
188	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
189		231
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	)) {	248	)) {
207	no strict 'refs';	249	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	251	}
210		252
211	$Event::DIED = sub {	253	$EV::DIED = sub {
212	warn "error in event callback: @_";	254	warn "error in event callback: @_";
213	};	255	};
214		256
215	#############################################################################	257	#############################################################################
216		258
…		…
239	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
240	$d	282	$d
241	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
242	}	284	}
243		285
244	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
245		287
246	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
247		289
248	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
249		291
250	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
251		293
252	=cut	294	=cut
253		295
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		297
256	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
258		300
259	=item cf::lock_wait $string	301	=item cf::lock_wait $string
260		302
261	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
262		304
…		…
265	Wait until the given lock is available and then acquires it and returns	307	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,	308	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	309	for example when the coroutine gets canceled), the lock is automatically
268	returned.	310	returned.
269		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
270	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
272		317
273	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
274		319
275	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
276		321
277	=cut	322	=cut
278		323
279	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
280		326
281	sub lock_wait($) {	327	sub lock_wait($) {
282	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
283		334
284	# wait for lock, if any	335	# wait for lock, if any
285	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;	338	Coro::schedule;
…		…
293		344
294	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
295	lock_wait $key;	346	lock_wait $key;
296		347
297	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
298		350
299	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
300	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
302	}	355	}
303	}	356	}
304		357
…		…
307		360
308	! ! $LOCK{$key}	361	! ! $LOCK{$key}
309	}	362	}
310		363
311	sub freeze_mainloop {	364	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
313		366
314	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
315	$TICK_WATCHER->start;	368	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
316	};	428	}
317	$TICK_WATCHER->stop;	429	};
318	$guard	430
		431	sub get_slot($;$$) {
		432	my ($time, $pri, $name) = @_;
		433
		434	$time = $TICK * .6 if $time > $TICK * .6;
		435	my $sig = new Coro::Signal;
		436
		437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		439	$SLOT_QUEUE->ready;
		440	$sig->wait;
319	}	441	}
320		442
321	=item cf::async { BLOCK }	443	=item cf::async { BLOCK }
322		444
323	Currently the same as Coro::async_pool, meaning you cannot use	445	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		450
329	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
330		452
331	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
332		454
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	456	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	458	acceptable.
337		459
338	If it must be done, put the blocking parts into C<sync_job>. This will run	460	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	461	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		466
345	sub sync_job(&) {	467	sub sync_job(&) {
346	my ($job) = @_;	468	my ($job) = @_;
347		469
348	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	471	my $time = EV::time;
350		472
351	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
353		475
354	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	477
356	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
357		479
358	my $busy = 1;	480	my $busy = 1;
359	my @res;	481	my @res;
360		482
361	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	485	@res = eval { $job->() };
363	warn $@ if $@;	486	warn $@ if $@;
364	undef $busy;	487	undef $busy;
365	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
366		489
367	while ($busy) {	490	while ($busy) {
368	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
369	}	495	}
		496	}
370		497
371	$time = Event::time - $time;	498	my $time = EV::time - $time;
372		499
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
377		501
378	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
379	} else {	503	} else {
380	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
381		505
…		…
406	=item fork_call { }, $args	530	=item fork_call { }, $args
407		531
408	Executes the given code block with the given arguments in a seperate	532	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	534	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
412		536
413	=cut	537	=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	$buf
422	}
423		538
424	sub fork_call(&@) {	539	sub fork_call(&@) {
425	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
426		541
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	542	# we seemingly have to make a local copy of the whole thing,
428	# or die "socketpair: $!";	543	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	544	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		545
432	if (my $pid = fork) {	546	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;	547	reset_signals;
446	local $SIG{__WARN__};	548	&$cb
447	local $SIG{__DIE__};	549	}, @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		550
454	eval {	551	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	}	552	}
467		553
468	=item $value = cf::db_get $family => $key	554	=item $value = cf::db_get $family => $key
469		555
470	Returns a single value from the environment database.	556	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	558	=item cf::db_put $family => $key => $value
473		559
474	Stores the given C<$value> in the family. It can currently store binary	560	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).	561	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		562
		563	=item $db = cf::db_table "name"
		564
		565	Create and/or open a new database table. The string must not be "db" and must be unique
		566	within each server.
		567
477	=cut	568	=cut
		569
		570	sub db_table($) {
		571	my ($name) = @_;
		572	my $db = BDB::db_create $DB_ENV;
		573
		574	eval {
		575	$db->set_flags (BDB::CHKSUM);
		576
		577	utf8::encode $name;
		578	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		579	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		580	cf::cleanup "db_open(db): $!" if $!;
		581	};
		582	cf::cleanup "db_open(db): $@" if $@;
		583
		584	$db
		585	}
478		586
479	our $DB;	587	our $DB;
480		588
481	sub db_init {	589	sub db_init {
482	unless ($DB) {
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {	590	cf::sync_job {
486	eval {	591	$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	}	592	};
496	}	593	}
497		594
498	sub db_get($$) {	595	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	596	my $key = "$_[0]/$_[1]";
500		597
…		…
550	if (1) {	647	if (1) {
551	$md5 =	648	$md5 =
552	join "\x00",	649	join "\x00",
553	$processversion,	650	$processversion,
554	map {	651	map {
555	Coro::cede;	652	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	653	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	654	} 0.. $#$src;
558		655
559		656
560	my $dbmd5 = db_get cache => "$id/md5";	657	my $dbmd5 = db_get cache => "$id/md5";
…		…
604	attach callbacks/event handlers (a collection of which is called an "attachment")	701	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	702	to it. All such attachable objects support the following methods.
606		703
607	In the following description, CLASS can be any of C<global>, C<object>	704	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	705	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	706	Deliantra).
610		707
611	=over 4	708	=over 4
612		709
613	=item $attachable->attach ($attachment, key => $value...)	710	=item $attachable->attach ($attachment, key => $value...)
614		711
…		…
866	";	963	";
867	die if $@;	964	die if $@;
868	}	965	}
869		966
870	our $override;	967	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	968	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		969
873	sub override {	970	sub override {
874	$override = 1;	971	$override = 1;
875	@invoke_results = ();	972	@INVOKE_RESULTS = (@_);
876	}	973	}
877		974
878	sub do_invoke {	975	sub do_invoke {
879	my $event = shift;	976	my $event = shift;
880	my $callbacks = shift;	977	my $callbacks = shift;
881		978
882	@invoke_results = ();	979	@INVOKE_RESULTS = ();
883		980
884	local $override;	981	local $override;
885		982
886	for (@$callbacks) {	983	for (@$callbacks) {
887	eval { &{$_->[1]} };	984	eval { &{$_->[1]} };
…		…
896	}	993	}
897		994
898	0	995	0
899	}	996	}
900		997
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	998	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		999
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1000	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1001
905	Generate an object-specific event with the given arguments.	1002	Generate an object-specific event with the given arguments.
906		1003
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1004	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	1005	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1006	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1007
911	=back	1008	=back
912		1009
913	=cut	1010	=cut
914		1011
915	#############################################################################	1012	#############################################################################
916	# object support	1013	# object support
		1014
		1015	sub _object_equal($$);
		1016	sub _object_equal($$) {
		1017	my ($a, $b) = @_;
		1018
		1019	return 0 unless (ref $a) eq (ref $b);
		1020
		1021	if ("HASH" eq ref $a) {
		1022	my @ka = keys %$a;
		1023	my @kb = keys %$b;
		1024
		1025	return 0 if @ka != @kb;
		1026
		1027	for (0 .. $#ka) {
		1028	return 0 unless $ka[$_] eq $kb[$_];
		1029	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1030	}
		1031
		1032	} elsif ("ARRAY" eq ref $a) {
		1033
		1034	return 0 if @$a != @$b;
		1035
		1036	for (0 .. $#$a) {
		1037	return 0 unless _object_equal $a->[$_], $b->[$_];
		1038	}
		1039
		1040	} elsif ($a ne $b) {
		1041	return 0;
		1042	}
		1043
		1044	1
		1045	}
		1046
		1047	our $SLOW_MERGES;#d#
		1048	sub _can_merge {
		1049	my ($ob1, $ob2) = @_;
		1050
		1051	++$SLOW_MERGES;#d#
		1052
		1053	# we do the slow way here
		1054	return _object_equal $ob1, $ob2
		1055	}
917		1056
918	sub reattach {	1057	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1058	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1059	my ($obj) = @_;
921		1060
…		…
942	cf::attachable->attach (	1081	cf::attachable->attach (
943	prio => -1000000,	1082	prio => -1000000,
944	on_instantiate => sub {	1083	on_instantiate => sub {
945	my ($obj, $data) = @_;	1084	my ($obj, $data) = @_;
946		1085
947	$data = from_json $data;	1086	$data = decode_json $data;
948		1087
949	for (@$data) {	1088	for (@$data) {
950	my ($name, $args) = @$_;	1089	my ($name, $args) = @$_;
951		1090
952	$obj->attach ($name, %{$args || {} });	1091	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1107	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1108	my ($filename, $rdata, $objs) = @_;
970		1109
971	sync_job {	1110	sync_job {
972	if (length $$rdata) {	1111	if (length $$rdata) {
		1112	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1113	warn sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1114	$decname, length $$rdata, scalar @$objs;
975		1115
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1117	chmod SAVE_MODE, $fh;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1119	aio_fsync $fh if $cf::USE_FSYNC;
980	close $fh;	1120	close $fh;
981		1121
982	if (@$objs) {	1122	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1123	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1124	chmod SAVE_MODE, $fh;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1126	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1127	aio_fsync $fh if $cf::USE_FSYNC;
988	close $fh;	1128	close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1129	aio_rename "$filename.pst~", "$filename.pst";
990	}	1130	}
…		…
998	}	1138	}
999	} else {	1139	} else {
1000	aio_unlink $filename;	1140	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1141	aio_unlink "$filename.pst";
1002	}	1142	}
1003	}	1143	};
1004	}	1144	}
1005		1145
1006	sub object_freezer_as_string {	1146	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1147	my ($rdata, $objs) = @_;
1008		1148
…		…
1020	or return;	1160	or return;
1021		1161
1022	unless (aio_stat "$filename.pst") {	1162	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1163	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1164	or return;
		1165
1025	$av = eval { (Storable::thaw $av)->{objs} };	1166	my $st = eval { Coro::Storable::thaw $av };
		1167	$av = $st->{objs};
1026	}	1168	}
1027		1169
		1170	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1171	warn sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1172	$decname, length $data, scalar @{$av || []};
		1173
1030	return ($data, $av);	1174	($data, $av)
1031	}	1175	}
1032		1176
1033	=head2 COMMAND CALLBACKS	1177	=head2 COMMAND CALLBACKS
1034		1178
1035	=over 4	1179	=over 4
…		…
1108	my ($pl, $buf) = @_;	1252	my ($pl, $buf) = @_;
1109		1253
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1254	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1255
1112	if (ref $msg) {	1256	if (ref $msg) {
		1257	my ($type, $reply, @payload) =
		1258	"ARRAY" eq ref $msg
		1259	? @$msg
		1260	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1261
		1262	my @reply;
		1263
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1264	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1265	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1266	}
		1267
		1268	$pl->ext_reply ($reply, @reply)
		1269	if $reply;
		1270
1118	} else {	1271	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1272	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1273	}
1121		1274
1122	cf::override;	1275	cf::override;
…		…
1175	my $msg = $@ ? "$v->{path}: $@\n"	1328	my $msg = $@ ? "$v->{path}: $@\n"
1176	: "$v->{base}: extension inactive.\n";	1329	: "$v->{base}: extension inactive.\n";
1177		1330
1178	if (exists $v->{meta}{mandatory}) {	1331	if (exists $v->{meta}{mandatory}) {
1179	warn $msg;	1332	warn $msg;
1180	warn "mandatory extension failed to load, exiting.\n";	1333	cf::cleanup "mandatory extension failed to load, exiting.";
1181	exit 1;
1182	}	1334	}
1183		1335
1184	warn $msg;	1336	warn $msg;
1185	}	1337	}
1186		1338
…		…
1211	use Coro::AIO;	1363	use Coro::AIO;
1212		1364
1213	=head3 cf::player	1365	=head3 cf::player
1214		1366
1215	=over 4	1367	=over 4
		1368
		1369	=item cf::player::num_playing
		1370
		1371	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1372
		1373	=cut
		1374
		1375	sub num_playing {
		1376	scalar grep
		1377	$_->ob->map
		1378	&& !$_->hidden
		1379	&& !$_->ob->flag (cf::FLAG_WIZ),
		1380	cf::player::list
		1381	}
1216		1382
1217	=item cf::player::find $login	1383	=item cf::player::find $login
1218		1384
1219	Returns the given player object, loading it if necessary (might block).	1385	Returns the given player object, loading it if necessary (might block).
1220		1386
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1422	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1423	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1424	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1425	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1426
1261	my $pl = load_pl path $login	1427	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1428	or return;
		1429
		1430	my $pl = cf::player::load_pl $f
		1431	or return;
		1432	local $cf::PLAYER_LOADING{$login} = $pl;
		1433	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1434	$cf::PLAYER{$login} = $pl
1264	}	1435	}
1265	}	1436	}
1266	}	1437	}
1267		1438
…		…
1277		1448
1278	aio_mkdir playerdir $pl, 0770;	1449	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1450	$pl->{last_save} = $cf::RUNTIME;
1280		1451
1281	$pl->save_pl ($path);	1452	$pl->save_pl ($path);
1282	Coro::cede;	1453	cf::cede_to_tick;
1283	}	1454	}
1284		1455
1285	sub new($) {	1456	sub new($) {
1286	my ($login) = @_;	1457	my ($login) = @_;
1287		1458
…		…
1291	$self->{deny_save} = 1;	1462	$self->{deny_save} = 1;
1292		1463
1293	$cf::PLAYER{$login} = $self;	1464	$cf::PLAYER{$login} = $self;
1294		1465
1295	$self	1466	$self
		1467	}
		1468
		1469	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1470
		1471	=cut
		1472
		1473	sub send_msg {
		1474	my $ns = shift->ns
		1475	or return;
		1476	$ns->send_msg (@_);
1296	}	1477	}
1297		1478
1298	=item $pl->quit_character	1479	=item $pl->quit_character
1299		1480
1300	Nukes the player without looking back. If logged in, the connection will	1481	Nukes the player without looking back. If logged in, the connection will
…		…
1355	or return [];	1536	or return [];
1356		1537
1357	my @logins;	1538	my @logins;
1358		1539
1359	for my $login (@$dirs) {	1540	for my $login (@$dirs) {
		1541	my $path = path $login;
		1542
		1543	# a .pst is a dead give-away for a valid player
		1544	unless (-e "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1546	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1547	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1548	}
1363		1549
1364	utf8::decode $login;	1550	utf8::decode $login;
1365	push @logins, $login;	1551	push @logins, $login;
1366	}	1552	}
1367		1553
…		…
1400		1586
1401	Expand crossfire pod fragments into protocol xml.	1587	Expand crossfire pod fragments into protocol xml.
1402		1588
1403	=cut	1589	=cut
1404		1590
		1591	use re 'eval';
		1592
		1593	my $group;
		1594	my $interior; $interior = qr{
		1595	# match a pod interior sequence sans C<< >>
		1596	(?:
		1597	\ (.*?)\ (?{ $group = $^N })
		1598	| < (??{$interior}) >
		1599	)
		1600	}x;
		1601
1405	sub expand_cfpod {	1602	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;	1603	my ($self, $pod) = @_;
1407		1604
1408	# escape & and <	1605	my $xml;
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411		1606
1412	# this is buggy, it needs to properly take care of nested <'s	1607	while () {
		1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1609	$group = $1;
1413		1610
1414	1 while	1611	$group =~ s/&/&amp;/g;
1415	# replace B<>, I<>, U<> etc.	1612	$group =~ s/</&lt;/g;
1416	s/B<([^\>]*)>/<b>$1<\/b>/	1613
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/	1614	$xml .= $group;
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/	1615	} elsif ($pod =~ m%\G
1419	# replace G<male|female> tags	1616	([BCGHITU])
1420	|| s{G<([^>|]*)\|([^>]*)>}{	1617	<
1421	$self->gender ? $2 : $1	1618	(?:
1422	}ge	1619	([^<>]*) (?{ $group = $^N })
1423	# replace H<hint text>	1620	| < $interior >
1424	|| s{H<([^\>]*)>}	1621	)
		1622	>
		1623	%gcsx
1425	{	1624	) {
		1625	my ($code, $data) = ($1, $group);
		1626
		1627	if ($code eq "B") {
		1628	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1629	} elsif ($code eq "I") {
		1630	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1631	} elsif ($code eq "U") {
		1632	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1633	} elsif ($code eq "C") {
		1634	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1635	} elsif ($code eq "T") {
		1636	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1637	} elsif ($code eq "G") {
		1638	my ($male, $female) = split /\|/, $data;
		1639	$data = $self->gender ? $female : $male;
		1640	$xml .= expand_cfpod ($self, $data);
		1641	} elsif ($code eq "H") {
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")	1644	"")
1429	[$self->{hintmode}]	1645	[$self->{hintmode}];
		1646	} else {
		1647	$xml .= "error processing '$code($data)' directive";
1430	}ge;	1648	}
		1649	} else {
		1650	if ($pod =~ /\G(.+)/) {
		1651	warn "parse error while expanding $pod (at $1)";
		1652	}
		1653	last;
		1654	}
		1655	}
1431		1656
		1657	for ($xml) {
1432	# create single paragraphs (very hackish)	1658	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;	1659	s/(?<=\S)\n(?=\w)/ /g;
1434		1660
1435	# compress some whitespace	1661	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends	1662	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines	1663	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines	1664	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines	1665	s/\n+$//; # ending lines
		1666	}
1440		1667
1441	$_	1668	$xml
1442	}	1669	}
		1670
		1671	no re 'eval';
1443		1672
1444	sub hintmode {	1673	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;	1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}	1675	$_[0]{hintmode}
1447	}	1676	}
1448		1677
1449	=item $player->ext_reply ($msgid, %msg)	1678	=item $player->ext_reply ($msgid, @msg)
1450		1679
1451	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1452		1681
1453	=cut	1682	=cut
1454		1683
1455	sub ext_reply($$%) {	1684	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1685	my ($self, $id, @msg) = @_;
1457		1686
1458	$msg{msgid} = $id;	1687	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1688	}
1461		1689
1462	=item $player->ext_event ($type, %msg)	1690	=item $player->ext_msg ($type, @msg)
1463		1691
1464	Sends an ext event to the client.	1692	Sends an ext event to the client.
1465		1693
1466	=cut	1694	=cut
1467		1695
1468	sub ext_event($$%) {	1696	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1697	my ($self, $type, @msg) = @_;
1470		1698
1471	$self->ns->ext_event ($type, %msg);	1699	$self->ns->ext_msg ($type, @msg);
1472	}	1700	}
1473		1701
1474	=head3 cf::region	1702	=head3 cf::region
1475		1703
1476	=over 4	1704	=over 4
…		…
1692		1920
1693	sub load_header_from($) {	1921	sub load_header_from($) {
1694	my ($self, $path) = @_;	1922	my ($self, $path) = @_;
1695		1923
1696	utf8::encode $path;	1924	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1925	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1926	or return;
		1927
		1928	$self->_load_header ($f)
		1929	or return;
		1930
		1931	local $MAP_LOADING{$self->{path}} = $self;
		1932	$f->resolve_delayed_derefs;
1702		1933
1703	$self->{load_path} = $path;	1934	$self->{load_path} = $path;
1704		1935
1705	1	1936	1
1706	}	1937	}
…		…
1760	sub find {	1991	sub find {
1761	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1762		1993
1763	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1764		1995
		1996	cf::lock_wait "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	1997	cf::lock_wait "map_find:$path";
1766		1998
1767	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";	2000	my $guard1 = cf::lock_acquire "map_find:$path";
		2001	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2002
1769	my $map = new_from_path cf::map $path	2003	my $map = new_from_path cf::map $path
1770	or return;	2004	or return;
1771		2005
1772	$map->{last_save} = $cf::RUNTIME;	2006	$map->{last_save} = $cf::RUNTIME;
1773		2007
…		…
1775	or return;	2009	or return;
1776		2010
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2012	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2013	#$cf::WAIT_FOR_TICK->wait;
		2014	undef $guard1;
		2015	undef $guard2;
1780	$map->reset;	2016	$map->reset;
1781	undef $guard;
1782	return find $path;	2017	return find $path;
1783	}	2018	}
1784		2019
1785	$cf::MAP{$path} = $map	2020	$cf::MAP{$path} = $map
1786	}	2021	}
…		…
1795	local $self->{deny_reset} = 1; # loading can take a long time	2030	local $self->{deny_reset} = 1; # loading can take a long time
1796		2031
1797	my $path = $self->{path};	2032	my $path = $self->{path};
1798		2033
1799	{	2034	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2035	my $guard = cf::lock_acquire "map_data:$path";
1801		2036
		2037	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2038	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2039
1804	$self->in_memory (cf::MAP_LOADING);	2040	$self->in_memory (cf::MAP_LOADING);
1805		2041
1806	$self->alloc;	2042	$self->alloc;
1807		2043
1808	$self->pre_load;	2044	$self->pre_load;
1809	Coro::cede;	2045	cf::cede_to_tick;
1810		2046
		2047	my $f = new_from_file cf::object::thawer $self->{load_path};
		2048	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2049	$self->_load_objects ($f)
1812	or return;	2050	or return;
1813		2051
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1815	if delete $self->{load_original};	2053	if delete $self->{load_original};
1816		2054
1817	if (my $uniq = $self->uniq_path) {	2055	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2056	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2057	unless (aio_stat $uniq) {
		2058	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2059	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2060	$self->_load_objects ($f);
		2061	$f->resolve_delayed_derefs;
		2062	}
1822	}	2063	}
1823	}	2064	}
1824		2065
1825	Coro::cede;	2066	$f->resolve_delayed_derefs;
		2067
		2068	cf::cede_to_tick;
1826	# now do the right thing for maps	2069	# now do the right thing for maps
1827	$self->link_multipart_objects;	2070	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2071	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2072	unless $self->difficulty;
1830	Coro::cede;	2073	cf::cede_to_tick;
1831		2074
1832	unless ($self->{deny_activate}) {	2075	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2076	$self->decay_objects;
1834	$self->fix_auto_apply;	2077	$self->fix_auto_apply;
1835	$self->update_buttons;	2078	$self->update_buttons;
1836	Coro::cede;	2079	cf::cede_to_tick;
1837	$self->set_darkness_map;	2080	$self->set_darkness_map;
1838	Coro::cede;	2081	cf::cede_to_tick;
1839	$self->activate;	2082	$self->activate;
1840	}	2083	}
		2084
		2085	$self->{last_save} = $cf::RUNTIME;
		2086	$self->last_access ($cf::RUNTIME);
1841		2087
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2088	$self->in_memory (cf::MAP_IN_MEMORY);
1843	}	2089	}
1844		2090
1845	$self->post_load;	2091	$self->post_load;
…		…
1856		2102
1857	$self	2103	$self
1858	}	2104	}
1859		2105
1860	# find and load all maps in the 3x3 area around a map	2106	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2107	sub load_neighbours {
1862	my ($map) = @_;	2108	my ($map) = @_;
1863		2109
1864	my @diag; # diagonal neighbours	2110	my @neigh; # diagonal neighbours
1865		2111
1866	for (0 .. 3) {	2112	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2113	my $neigh = $map->tile_path ($_)
1868	or next;	2114	or next;
1869	$neigh = find $neigh, $map	2115	$neigh = find $neigh, $map
1870	or next;	2116	or next;
1871	$neigh->load;	2117	$neigh->load;
1872		2118
		2119	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2120	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2121	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2122	}
1876		2123
1877	for (@diag) {	2124	for (grep defined $_->[0], @neigh) {
		2125	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2126	my $neigh = find $path, $origin
1879	or next;	2127	or next;
1880	$neigh->load;	2128	$neigh->load;
1881	}	2129	}
1882	}	2130	}
1883		2131
…		…
1888	}	2136	}
1889		2137
1890	sub do_load_sync {	2138	sub do_load_sync {
1891	my ($map) = @_;	2139	my ($map) = @_;
1892		2140
		2141	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2142	if $Coro::current == $Coro::main;
		2143
1893	cf::sync_job { $map->load };	2144	cf::sync_job { $map->load };
1894	}	2145	}
1895		2146
1896	our %MAP_PREFETCH;	2147	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2148	our $MAP_PREFETCHER = undef;
1898		2149
1899	sub find_async {	2150	sub find_async {
1900	my ($path, $origin) = @_;	2151	my ($path, $origin, $load) = @_;
1901		2152
1902	$path = normalise $path, $origin && $origin->{path};	2153	$path = normalise $path, $origin && $origin->{path};
1903		2154
1904	if (my $map = $cf::MAP{$path}) {	2155	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1906	}	2157	}
1907		2158
1908	undef $MAP_PREFETCH{$path};	2159	$MAP_PREFETCH{$path} |= $load;
		2160
1909	$MAP_PREFETCHER ||= cf::async {	2161	$MAP_PREFETCHER ||= cf::async {
		2162	$Coro::current->{desc} = "map prefetcher";
		2163
1910	while (%MAP_PREFETCH) {	2164	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2165	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	if (my $map = find $path) {	2166	if (my $map = find $k) {
1913	$map->load;	2167	$map->load if $v;
1914	}	2168	}
1915		2169
1916	delete $MAP_PREFETCH{$path};	2170	delete $MAP_PREFETCH{$k};
1917	}	2171	}
1918	}	2172	}
1919	undef $MAP_PREFETCHER;	2173	undef $MAP_PREFETCHER;
1920	};	2174	};
1921	$MAP_PREFETCHER->prio (6);	2175	$MAP_PREFETCHER->prio (6);
…		…
1924	}	2178	}
1925		2179
1926	sub save {	2180	sub save {
1927	my ($self) = @_;	2181	my ($self) = @_;
1928		2182
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;	2183	my $lock = cf::lock_acquire "map_data:$self->{path}";
1930		2184
1931	$self->{last_save} = $cf::RUNTIME;	2185	$self->{last_save} = $cf::RUNTIME;
1932		2186
1933	return unless $self->dirty;	2187	return unless $self->dirty;
1934		2188
…		…
1940	return if $self->{deny_save};	2194	return if $self->{deny_save};
1941		2195
1942	local $self->{last_access} = $self->last_access;#d#	2196	local $self->{last_access} = $self->last_access;#d#
1943		2197
1944	cf::async {	2198	cf::async {
		2199	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2200	$_->contr->save for $self->players;
1946	};	2201	};
1947		2202
1948	if ($uniq) {	2203	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1957	my ($self) = @_;	2212	my ($self) = @_;
1958		2213
1959	# save first because save cedes	2214	# save first because save cedes
1960	$self->save;	2215	$self->save;
1961		2216
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2218
1964	return if $self->players;	2219	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;	2220	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};	2221	return if $self->{deny_save};
1967		2222
		2223	$self->in_memory (cf::MAP_SWAPPED);
		2224
		2225	$self->deactivate;
		2226	$_->clear_links_to ($self) for values %cf::MAP;
1968	$self->clear;	2227	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2228	}
1971		2229
1972	sub reset_at {	2230	sub reset_at {
1973	my ($self) = @_;	2231	my ($self) = @_;
1974		2232
…		…
2006	if $uniq;	2264	if $uniq;
2007	}	2265	}
2008		2266
2009	delete $cf::MAP{$self->path};	2267	delete $cf::MAP{$self->path};
2010		2268
		2269	$self->deactivate;
		2270	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2271	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2272
2015	$self->unlink_save;	2273	$self->unlink_save;
2016	$self->destroy;	2274	$self->destroy;
2017	}	2275	}
2018		2276
2019	my $nuke_counter = "aaaa";	2277	my $nuke_counter = "aaaa";
2020		2278
2021	sub nuke {	2279	sub nuke {
2022	my ($self) = @_;	2280	my ($self) = @_;
2023		2281
		2282	{
		2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2284
2024	delete $cf::MAP{$self->path};	2285	delete $cf::MAP{$self->path};
2025		2286
2026	$self->unlink_save;	2287	$self->unlink_save;
2027		2288
2028	bless $self, "cf::map";	2289	bless $self, "cf::map";
2029	delete $self->{deny_reset};	2290	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2291	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2292	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2293	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2294
2034	$cf::MAP{$self->path} = $self;	2295	$cf::MAP{$self->path} = $self;
		2296	}
2035		2297
2036	$self->reset; # polite request, might not happen	2298	$self->reset; # polite request, might not happen
2037	}	2299	}
2038		2300
2039	=item $maps = cf::map::tmp_maps	2301	=item $maps = cf::map::tmp_maps
…		…
2115		2377
2116	sub inv_recursive {	2378	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2379	inv_recursive_ inv $_[0]
2118	}	2380	}
2119		2381
		2382	=item $ref = $ob->ref
		2383
		2384	creates and returns a persistent reference to an objetc that can be stored as a string.
		2385
		2386	=item $ob = cf::object::deref ($refstring)
		2387
		2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2389	even if the object actually exists. May block.
		2390
		2391	=cut
		2392
		2393	sub deref {
		2394	my ($ref) = @_;
		2395
		2396	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2397	my ($uuid, $name) = ($1, $2);
		2398	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2399	or return;
		2400	$pl->ob->uuid eq $uuid
		2401	or return;
		2402
		2403	$pl->ob
		2404	} else {
		2405	warn "$ref: cannot resolve object reference\n";
		2406	undef
		2407	}
		2408	}
		2409
2120	package cf;	2410	package cf;
2121		2411
2122	=back	2412	=back
2123		2413
2124	=head3 cf::object::player	2414	=head3 cf::object::player
…		…
2146		2436
2147	} else {	2437	} else {
2148	my $pl = $self->contr;	2438	my $pl = $self->contr;
2149		2439
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2440	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2441	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2442	$dialog->{pl}->ext_msg ($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		2443
2159	} else {	2444	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2445	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2446	$self->message ($msg, $flags);
2162	}	2447	}
2163	}	2448	}
		2449	}
		2450
		2451	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2452
		2453	=cut
		2454
		2455	sub cf::object::send_msg {
		2456	my $pl = shift->contr
		2457	or return;
		2458	$pl->send_msg (@_);
2164	}	2459	}
2165		2460
2166	=item $player_object->may ("access")	2461	=item $player_object->may ("access")
2167		2462
2168	Returns wether the given player is authorized to access resource "access"	2463	Returns wether the given player is authorized to access resource "access"
…		…
2247	# use -1 or undef as default coordinates, not 0, 0	2542	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2543	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2544	if $x <=0 && $y <= 0;
2250		2545
2251	$map->load;	2546	$map->load;
2252	$map->load_diag;	2547	$map->load_neighbours;
2253		2548
2254	return unless $self->contr->active;	2549	return unless $self->contr->active;
2255	$self->activate_recursive;	2550	$self->activate_recursive;
2256		2551
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2277	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2572	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2278		2573
2279	$self->enter_link;	2574	$self->enter_link;
2280		2575
2281	(async {	2576	(async {
		2577	$Coro::current->{desc} = "player::goto $path $x $y";
		2578
		2579	# *tag paths override both path and x|y
		2580	if ($path =~ /^\*(.*)$/) {
		2581	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2582	my $ob = $obs[rand @obs];
		2583
		2584	# see if we actually can go there
		2585	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2586	$ob = $obs[rand @obs];
		2587	} else {
		2588	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2589	}
		2590	# else put us there anyways for now #d#
		2591
		2592	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2593	} else {
		2594	($path, $x, $y) = (undef, undef, undef);
		2595	}
		2596	}
		2597
2282	my $map = eval {	2598	my $map = eval {
2283	my $map = cf::map::find $path;	2599	my $map = defined $path ? cf::map::find $path : undef;
2284		2600
2285	if ($map) {	2601	if ($map) {
2286	$map = $map->customise_for ($self);	2602	$map = $map->customise_for ($self);
2287	$map = $check->($map) if $check && $map;	2603	$map = $check->($map) if $check && $map;
2288	} else {	2604	} else {
2289	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2605	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2290	}	2606	}
2291		2607
2292	$map	2608	$map
2293	};	2609	};
2294		2610
…		…
2347	$rmp->{origin_y} = $exit->y;	2663	$rmp->{origin_y} = $exit->y;
2348	}	2664	}
2349		2665
2350	$rmp->{random_seed} ||= $exit->random_seed;	2666	$rmp->{random_seed} ||= $exit->random_seed;
2351		2667
2352	my $data = cf::to_json $rmp;	2668	my $data = cf::encode_json $rmp;
2353	my $md5 = Digest::MD5::md5_hex $data;	2669	my $md5 = Digest::MD5::md5_hex $data;
2354	my $meta = "$RANDOMDIR/$md5.meta";	2670	my $meta = "$RANDOMDIR/$md5.meta";
2355		2671
2356	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2357	aio_write $fh, 0, (length $data), $data, 0;	2673	aio_write $fh, 0, (length $data), $data, 0;
…		…
2384	# if exit is damned, update players death & WoR home-position	2700	# if exit is damned, update players death & WoR home-position
2385	$self->contr->savebed ($slaying, $hp, $sp)	2701	$self->contr->savebed ($slaying, $hp, $sp)
2386	if $exit->flag (FLAG_DAMNED);	2702	if $exit->flag (FLAG_DAMNED);
2387		2703
2388	(async {	2704	(async {
		2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2706
2389	$self->deactivate_recursive; # just to be sure	2707	$self->deactivate_recursive; # just to be sure
2390	unless (eval {	2708	unless (eval {
2391	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($slaying, $hp, $sp);
2392		2710
2393	1;	2711	1;
…		…
2419		2737
2420	utf8::encode $text;	2738	utf8::encode $text;
2421	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2422	}	2740	}
2423		2741
2424	=item $client->send_msg ($color, $type, $msg, [extra...])	2742	=item $client->send_msg ($channel, $msg, $color, [extra...])
2425		2743
2426	Send a drawinfo or msg packet to the client, formatting the msg for the	2744	Send a drawinfo or msg packet to the client, formatting the msg for the
2427	client if neccessary. C<$type> should be a string identifying the type of	2745	client if neccessary. C<$type> should be a string identifying the type of
2428	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2429	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2430		2748
2431	=cut	2749	=cut
2432		2750
		2751	# non-persistent channels (usually the info channel)
		2752	our %CHANNEL = (
		2753	"c/identify" => {
		2754	id => "infobox",
		2755	title => "Identify",
		2756	reply => undef,
		2757	tooltip => "Items recently identified",
		2758	},
		2759	"c/examine" => {
		2760	id => "infobox",
		2761	title => "Examine",
		2762	reply => undef,
		2763	tooltip => "Signs and other items you examined",
		2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/uptime" => {
		2790	id => "infobox",
		2791	title => "Uptime",
		2792	reply => undef,
		2793	tooltip => "How long the server has been running since last restart",
		2794	},
		2795	"c/mapinfo" => {
		2796	id => "infobox",
		2797	title => "Map Info",
		2798	reply => undef,
		2799	tooltip => "Information related to the maps",
		2800	},
		2801	);
		2802
2433	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2434	my ($self, $color, $type, $msg, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2435		2805
2436	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg);
2437		2807
		2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2809
		2810	# check predefined channels, for the benefit of C
		2811	if ($CHANNEL{$channel}) {
		2812	$channel = $CHANNEL{$channel};
		2813
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816
		2817	$channel = $channel->{id};
		2818
		2819	} elsif (ref $channel) {
		2820	# send meta info to client, if not yet sent
		2821	unless (exists $self->{channel}{$channel->{id}}) {
		2822	$self->{channel}{$channel->{id}} = $channel;
		2823	$self->ext_msg (channel_info => $channel)
		2824	if $self->can_msg;
		2825	}
		2826
		2827	$channel = $channel->{id};
		2828	}
		2829
2438	return unless @extra || length $msg;	2830	return unless @extra || length $msg;
2439		2831
2440	if ($self->can_msg) {	2832	if ($self->can_msg) {
		2833	# default colour, mask it out
		2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2835	if $color & cf::NDI_DEF;
		2836
2441	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2837	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2442	} else {	2839	} else {
2443	# replace some tags by gcfclient-compatible ones
2444	for ($msg) {
2445	1 while
2446	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2447	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2448	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2449	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2450	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2451	}
2452
2453	if ($color >= 0) {	2840	if ($color >= 0) {
		2841	# replace some tags by gcfclient-compatible ones
		2842	for ($msg) {
		2843	1 while
		2844	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2845	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2846	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2847	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2848	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2849	}
		2850
		2851	$color &= cf::NDI_COLOR_MASK;
		2852
		2853	utf8::encode $msg;
		2854
2454	if (0 && $msg =~ /\[/) {	2855	if (0 && $msg =~ /\[/) {
		2856	# COMMAND/INFO
2455	$self->send_packet ("drawextinfo $color 4 0 $msg")	2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2456	} else {	2858	} else {
2457	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2859	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2458	$self->send_packet ("drawinfo $color $msg")	2860	$self->send_packet ("drawinfo $color $msg")
2459	}	2861	}
2460	}	2862	}
2461	}	2863	}
2462	}	2864	}
2463		2865
2464	=item $client->ext_event ($type, %msg)	2866	=item $client->ext_msg ($type, @msg)
2465		2867
2466	Sends an ext event to the client.	2868	Sends an ext event to the client.
2467		2869
2468	=cut	2870	=cut
2469		2871
2470	sub cf::client::ext_event($$%) {	2872	sub cf::client::ext_msg($$@) {
2471	my ($self, $type, %msg) = @_;	2873	my ($self, $type, @msg) = @_;
2472		2874
2473	return unless $self->extcmd;	2875	if ($self->extcmd == 2) {
2474		2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2877	} elsif ($self->extcmd == 1) { # TODO: remove
2475	$msg{msgtype} = "event_$type";	2878	push @msg, msgtype => "event_$type";
2476	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2880	}
		2881	}
		2882
		2883	=item $client->ext_reply ($msgid, @msg)
		2884
		2885	Sends an ext reply to the client.
		2886
		2887	=cut
		2888
		2889	sub cf::client::ext_reply($$@) {
		2890	my ($self, $id, @msg) = @_;
		2891
		2892	if ($self->extcmd == 2) {
		2893	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2894	} elsif ($self->extcmd == 1) {
		2895	#TODO: version 1, remove
		2896	unshift @msg, msgtype => "reply", msgid => $id;
		2897	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2898	}
2477	}	2899	}
2478		2900
2479	=item $success = $client->query ($flags, "text", \&cb)	2901	=item $success = $client->query ($flags, "text", \&cb)
2480		2902
2481	Queues a query to the client, calling the given callback with	2903	Queues a query to the client, calling the given callback with
…		…
2536	my ($ns, $buf) = @_;	2958	my ($ns, $buf) = @_;
2537		2959
2538	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2960	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2539		2961
2540	if (ref $msg) {	2962	if (ref $msg) {
		2963	my ($type, $reply, @payload) =
		2964	"ARRAY" eq ref $msg
		2965	? @$msg
		2966	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2967
		2968	my @reply;
		2969
2541	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2970	if (my $cb = $EXTICMD{$type}) {
2542	if (my %reply = $cb->($ns, $msg)) {	2971	@reply = $cb->($ns, @payload);
2543	$reply{msgid} = $msg->{msgid};
2544	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2545	}
2546	}	2972	}
		2973
		2974	$ns->ext_reply ($reply, @reply)
		2975	if $reply;
		2976
2547	} else {	2977	} else {
2548	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2978	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2549	}	2979	}
2550		2980
2551	cf::override;	2981	cf::override;
…		…
2598	our $safe = new Safe "safe";	3028	our $safe = new Safe "safe";
2599	our $safe_hole = new Safe::Hole;	3029	our $safe_hole = new Safe::Hole;
2600		3030
2601	$SIG{FPE} = 'IGNORE';	3031	$SIG{FPE} = 'IGNORE';
2602		3032
2603	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3033	$safe->permit_only (Opcode::opset qw(
		3034	:base_core :base_mem :base_orig :base_math
		3035	grepstart grepwhile mapstart mapwhile
		3036	sort time
		3037	));
2604		3038
2605	# here we export the classes and methods available to script code	3039	# here we export the classes and methods available to script code
2606		3040
2607	=pod	3041	=pod
2608		3042
2609	The following functions and methods are available within a safe environment:	3043	The following functions and methods are available within a safe environment:
2610		3044
2611	cf::object	3045	cf::object
2612	contr pay_amount pay_player map x y force_find force_add	3046	contr pay_amount pay_player map x y force_find force_add destroy
2613	insert remove	3047	insert remove name archname title slaying race decrease_ob_nr
2614		3048
2615	cf::object::player	3049	cf::object::player
2616	player	3050	player
2617		3051
2618	cf::player	3052	cf::player
…		…
2623		3057
2624	=cut	3058	=cut
2625		3059
2626	for (	3060	for (
2627	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3062	insert remove inv name archname title slaying race
2628	insert remove)],	3063	decrease_ob_nr destroy)],
2629	["cf::object::player" => qw(player)],	3064	["cf::object::player" => qw(player)],
2630	["cf::player" => qw(peaceful)],	3065	["cf::player" => qw(peaceful)],
2631	["cf::map" => qw(trigger)],	3066	["cf::map" => qw(trigger)],
2632	) {	3067	) {
2633	no strict 'refs';	3068	no strict 'refs';
…		…
2709	# the server's init and main functions	3144	# the server's init and main functions
2710		3145
2711	sub load_facedata($) {	3146	sub load_facedata($) {
2712	my ($path) = @_;	3147	my ($path) = @_;
2713		3148
		3149	# HACK to clear player env face cache, we need some signal framework
		3150	# for this (global event?)
		3151	%ext::player_env::MUSIC_FACE_CACHE = ();
		3152
		3153	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3154
2714	warn "loading facedata from $path\n";	3155	warn "loading facedata from $path\n";
2715		3156
2716	my $facedata;	3157	my $facedata;
2717	0 < aio_load $path, $facedata	3158	0 < aio_load $path, $facedata
2718	or die "$path: $!";	3159	or die "$path: $!";
…		…
2720	$facedata = Coro::Storable::thaw $facedata;	3161	$facedata = Coro::Storable::thaw $facedata;
2721		3162
2722	$facedata->{version} == 2	3163	$facedata->{version} == 2
2723	or cf::cleanup "$path: version mismatch, cannot proceed.";	3164	or cf::cleanup "$path: version mismatch, cannot proceed.";
2724		3165
		3166	# patch in the exptable
		3167	$facedata->{resource}{"res/exp_table"} = {
		3168	type => FT_RSRC,
		3169	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3170	};
		3171	cf::cede_to_tick;
		3172
2725	{	3173	{
2726	my $faces = $facedata->{faceinfo};	3174	my $faces = $facedata->{faceinfo};
2727		3175
2728	while (my ($face, $info) = each %$faces) {	3176	while (my ($face, $info) = each %$faces) {
2729	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3178
2730	cf::face::set_visibility $idx, $info->{visibility};	3179	cf::face::set_visibility $idx, $info->{visibility};
2731	cf::face::set_magicmap $idx, $info->{magicmap};	3180	cf::face::set_magicmap $idx, $info->{magicmap};
2732	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2733	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2734		3183
2735	cf::cede_to_tick;	3184	cf::cede_to_tick;
2736	}	3185	}
2737		3186
2738	while (my ($face, $info) = each %$faces) {	3187	while (my ($face, $info) = each %$faces) {
2739	next unless $info->{smooth};	3188	next unless $info->{smooth};
		3189
2740	my $idx = cf::face::find $face	3190	my $idx = cf::face::find $face
2741	or next;	3191	or next;
		3192
2742	if (my $smooth = cf::face::find $info->{smooth}) {	3193	if (my $smooth = cf::face::find $info->{smooth}) {
2743	cf::face::set_smooth $idx, $smooth;	3194	cf::face::set_smooth $idx, $smooth;
2744	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3195	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2745	} else {	3196	} else {
2746	warn "smooth face '$info->{smooth}' not found for face '$face'";	3197	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2763		3214
2764	{	3215	{
2765	# TODO: for gcfclient pleasure, we should give resources	3216	# TODO: for gcfclient pleasure, we should give resources
2766	# that gcfclient doesn't grok a >10000 face index.	3217	# that gcfclient doesn't grok a >10000 face index.
2767	my $res = $facedata->{resource};	3218	my $res = $facedata->{resource};
2768	my $enc = JSON::XS->new->utf8->canonical;
2769		3219
2770	while (my ($name, $info) = each %$res) {	3220	while (my ($name, $info) = each %$res) {
2771	my $meta = $enc->encode ({	3221	if (defined $info->{type}) {
2772	name => $name,
2773	type => $info->{type},
2774	copyright => $info->{copyright}, #TODO#
2775	});
2776
2777	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3222	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3223	my $data;
2778		3224
2779	if ($name =~ /\.jpg$/) {	3225	if ($info->{type} & 1) {
2780	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3226	# prepend meta info
2781	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3227
		3228	my $meta = $enc->encode ({
		3229	name => $name,
		3230	%{ $info->{meta} || {} },
		3231	});
		3232
		3233	$data = pack "(w/a*)*", $meta, $info->{data};
		3234	} else {
		3235	$data = $info->{data};
		3236	}
		3237
		3238	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3239	cf::face::set_type $idx, $info->{type};
2782	} else {	3240	} else {
2783	my $data = pack "(w/a*)*", $meta, $info->{data};	3241	$RESOURCE{$name} = $info;
2784	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2785
2786	cf::face::set_type $idx, 1;
2787	cf::face::set_data $idx, 0, $data, $chk;
2788	}	3242	}
2789		3243
2790	cf::cede_to_tick;	3244	cf::cede_to_tick;
2791	}	3245	}
2792	}	3246	}
2793		3247
		3248	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3249
2794	1	3250	1
2795	}	3251	}
2796		3252
		3253	cf::global->attach (on_resource_update => sub {
		3254	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3255	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3256
		3257	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3258	my $sound = $soundconf->{compat}[$_]
		3259	or next;
		3260
		3261	my $face = cf::face::find "sound/$sound->[1]";
		3262	cf::sound::set $sound->[0] => $face;
		3263	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3264	}
		3265
		3266	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3267	my $face = cf::face::find "sound/$v";
		3268	cf::sound::set $k => $face;
		3269	}
		3270	}
		3271	});
		3272
		3273	register_exticmd fx_want => sub {
		3274	my ($ns, $want) = @_;
		3275
		3276	while (my ($k, $v) = each %$want) {
		3277	$ns->fx_want ($k, $v);
		3278	}
		3279	};
		3280
2797	sub reload_regions {	3281	sub reload_regions {
		3282	# HACK to clear player env face cache, we need some signal framework
		3283	# for this (global event?)
		3284	%ext::player_env::MUSIC_FACE_CACHE = ();
		3285
2798	load_resource_file "$MAPDIR/regions"	3286	load_resource_file "$MAPDIR/regions"
2799	or die "unable to load regions file\n";	3287	or die "unable to load regions file\n";
2800		3288
2801	for (cf::region::list) {	3289	for (cf::region::list) {
2802	$_->{match} = qr/$_->{match}/	3290	$_->{match} = qr/$_->{match}/
…		…
2838		3326
2839	sub init {	3327	sub init {
2840	reload_resources;	3328	reload_resources;
2841	}	3329	}
2842		3330
2843	sub cfg_load {	3331	sub reload_config {
2844	open my $fh, "<:utf8", "$CONFDIR/config"	3332	open my $fh, "<:utf8", "$CONFDIR/config"
2845	or return;	3333	or return;
2846		3334
2847	local $/;	3335	local $/;
2848	*CFG = YAML::Syck::Load <$fh>;	3336	*CFG = YAML::Load <$fh>;
2849		3337
2850	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2851		3339
2852	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3340	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2853	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3341	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2864	sub main {	3352	sub main {
2865	# we must not ever block the main coroutine	3353	# we must not ever block the main coroutine
2866	local $Coro::idle = sub {	3354	local $Coro::idle = sub {
2867	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2868	(async {	3356	(async {
2869	Event::one_event;	3357	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3358	EV::loop EV::LOOP_ONESHOT;
2870	})->prio (Coro::PRIO_MAX);	3359	})->prio (Coro::PRIO_MAX);
2871	};	3360	};
2872		3361
2873	cfg_load;	3362	reload_config;
2874	db_init;	3363	db_init;
2875	load_extensions;	3364	load_extensions;
2876		3365
2877	$TICK_WATCHER->start;	3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3367	evthread_start IO::AIO::poll_fileno;
2878	Event::loop;	3368	EV::loop;
2879	}	3369	}
2880		3370
2881	#############################################################################	3371	#############################################################################
2882	# initialisation and cleanup	3372	# initialisation and cleanup
2883		3373
2884	# install some emergency cleanup handlers	3374	# install some emergency cleanup handlers
2885	BEGIN {	3375	BEGIN {
		3376	our %SIGWATCHER = ();
2886	for my $signal (qw(INT HUP TERM)) {	3377	for my $signal (qw(INT HUP TERM)) {
2887	Event->signal (	3378	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2888	reentrant => 0,
2889	data => WF_AUTOCANCEL,
2890	signal => $signal,
2891	prio => 0,
2892	cb => sub {
2893	cf::cleanup "SIG$signal";	3379	cf::cleanup "SIG$signal";
2894	},
2895	);	3380	};
2896	}	3381	}
2897	}	3382	}
2898		3383
2899	sub write_runtime {	3384	sub write_runtime {
2900	my $runtime = "$LOCALDIR/runtime";	3385	my $runtime = "$LOCALDIR/runtime";
…		…
2945	# and maps saved/destroyed asynchronously.	3430	# and maps saved/destroyed asynchronously.
2946	warn "begin emergency player save\n";	3431	warn "begin emergency player save\n";
2947	for my $login (keys %cf::PLAYER) {	3432	for my $login (keys %cf::PLAYER) {
2948	my $pl = $cf::PLAYER{$login} or next;	3433	my $pl = $cf::PLAYER{$login} or next;
2949	$pl->valid or next;	3434	$pl->valid or next;
		3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2950	$pl->save;	3436	$pl->save;
2951	}	3437	}
2952	warn "end emergency player save\n";	3438	warn "end emergency player save\n";
2953		3439
2954	warn "begin emergency map save\n";	3440	warn "begin emergency map save\n";
…		…
2993	warn "syncing database to disk";	3479	warn "syncing database to disk";
2994	BDB::db_env_txn_checkpoint $DB_ENV;	3480	BDB::db_env_txn_checkpoint $DB_ENV;
2995		3481
2996	# if anything goes wrong in here, we should simply crash as we already saved	3482	# if anything goes wrong in here, we should simply crash as we already saved
2997		3483
2998	warn "cancelling all WF_AUTOCANCEL watchers";
2999	for (Event::all_watchers) {
3000	$_->cancel if $_->data & WF_AUTOCANCEL;
3001	}
3002
3003	warn "flushing outstanding aio requests";	3484	warn "flushing outstanding aio requests";
3004	for (;;) {	3485	for (;;) {
3005	BDB::flush;	3486	BDB::flush;
3006	IO::AIO::flush;	3487	IO::AIO::flush;
3007	Coro::cede;	3488	Coro::cede_notself;
3008	last unless IO::AIO::nreqs || BDB::nreqs;	3489	last unless IO::AIO::nreqs || BDB::nreqs;
3009	warn "iterate...";	3490	warn "iterate...";
3010	}	3491	}
3011		3492
3012	++$RELOAD;	3493	++$RELOAD;
…		…
3071	warn "reloading cf.pm";	3552	warn "reloading cf.pm";
3072	require cf;	3553	require cf;
3073	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3074		3555
3075	warn "loading config and database again";	3556	warn "loading config and database again";
3076	cf::cfg_load;	3557	cf::reload_config;
3077		3558
3078	warn "loading extensions";	3559	warn "loading extensions";
3079	cf::load_extensions;	3560	cf::load_extensions;
3080		3561
3081	warn "reattaching attachments to objects/players";	3562	warn "reattaching attachments to objects/players";
…		…
3088	warn "leaving sync_job";	3569	warn "leaving sync_job";
3089		3570
3090	1	3571	1
3091	} or do {	3572	} or do {
3092	warn $@;	3573	warn $@;
3093	warn "error while reloading, exiting.";	3574	cf::cleanup "error while reloading, exiting.";
3094	exit 1;
3095	};	3575	};
3096		3576
3097	warn "reloaded";	3577	warn "reloaded";
3098	};	3578	};
3099		3579
…		…
3101		3581
3102	sub reload_perl() {	3582	sub reload_perl() {
3103	# doing reload synchronously and two reloads happen back-to-back,	3583	# doing reload synchronously and two reloads happen back-to-back,
3104	# coro crashes during coro_state_free->destroy here.	3584	# coro crashes during coro_state_free->destroy here.
3105		3585
3106	$RELOAD_WATCHER ||= Event->timer (	3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3107	reentrant => 0,
3108	after => 0,
3109	data => WF_AUTOCANCEL,
3110	cb => sub {
3111	do_reload_perl;	3587	do_reload_perl;
3112	undef $RELOAD_WATCHER;	3588	undef $RELOAD_WATCHER;
3113	},
3114	);	3589	};
3115	}	3590	}
3116		3591
3117	register_command "reload" => sub {	3592	register_command "reload" => sub {
3118	my ($who, $arg) = @_;	3593	my ($who, $arg) = @_;
3119		3594
3120	if ($who->flag (FLAG_WIZ)) {	3595	if ($who->flag (FLAG_WIZ)) {
3121	$who->message ("reloading server.");	3596	$who->message ("reloading server.");
		3597	async {
		3598	$Coro::current->{desc} = "perl_reload";
3122	async { reload_perl };	3599	reload_perl;
		3600	};
3123	}	3601	}
3124	};	3602	};
3125		3603
3126	unshift @INC, $LIBDIR;	3604	unshift @INC, $LIBDIR;
3127		3605
…		…
3129		3607
3130	our @WAIT_FOR_TICK;	3608	our @WAIT_FOR_TICK;
3131	our @WAIT_FOR_TICK_BEGIN;	3609	our @WAIT_FOR_TICK_BEGIN;
3132		3610
3133	sub wait_for_tick {	3611	sub wait_for_tick {
3134	return unless $TICK_WATCHER->is_active;	3612	return if tick_inhibit;
3135	return if $Coro::current == $Coro::main;	3613	return if $Coro::current == $Coro::main;
3136		3614
3137	my $signal = new Coro::Signal;	3615	my $signal = new Coro::Signal;
3138	push @WAIT_FOR_TICK, $signal;	3616	push @WAIT_FOR_TICK, $signal;
3139	$signal->wait;	3617	$signal->wait;
3140	}	3618	}
3141		3619
3142	sub wait_for_tick_begin {	3620	sub wait_for_tick_begin {
3143	return unless $TICK_WATCHER->is_active;	3621	return if tick_inhibit;
3144	return if $Coro::current == $Coro::main;	3622	return if $Coro::current == $Coro::main;
3145		3623
3146	my $signal = new Coro::Signal;	3624	my $signal = new Coro::Signal;
3147	push @WAIT_FOR_TICK_BEGIN, $signal;	3625	push @WAIT_FOR_TICK_BEGIN, $signal;
3148	$signal->wait;	3626	$signal->wait;
3149	}	3627	}
3150		3628
3151	my $min = 1e6;#d#	3629	sub tick {
3152	my $avg = 10;
3153	$TICK_WATCHER = Event->timer (
3154	reentrant => 0,
3155	parked => 1,
3156	prio => 0,
3157	at => $NEXT_TICK || $TICK,
3158	data => WF_AUTOCANCEL,
3159	cb => sub {
3160	if ($Coro::current != $Coro::main) {	3630	if ($Coro::current != $Coro::main) {
3161	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3631	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3162	unless ++$bug_warning > 10;	3632	unless ++$bug_warning > 10;
3163	return;	3633	return;
3164	}	3634	}
3165		3635
3166	$NOW = $tick_start = Event::time;
3167
3168	cf::server_tick; # one server iteration	3636	cf::server_tick; # one server iteration
3169		3637
3170	0 && sync_job {#d#	3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3171	for(1..10) {	3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3172	my $t = Event::time;	3640	Coro::async_pool {
3173	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3641	$Coro::current->{desc} = "runtime saver";
3174	or die;	3642	write_runtime
3175		3643	or warn "ERROR: unable to write runtime file: $!";
3176	$map->width (50);
3177	$map->height (50);
3178	$map->alloc;
3179	$map->_load_objects ("/tmp/x.map", 1);
3180	my $t = Event::time - $t;
3181
3182	#next unless $t < 0.0013;#d#
3183	if ($t < $min) {
3184	$min = $t;
3185	}
3186	$avg = $avg * 0.99 + $t * 0.01;
3187	}
3188	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3189	exit 0;
3190	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3191	};	3644	};
		3645	}
3192		3646
3193	$RUNTIME += $TICK;
3194	$NEXT_TICK += $TICK;
3195
3196	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3197	$NEXT_RUNTIME_WRITE = $NOW + 10;
3198	Coro::async_pool {
3199	write_runtime
3200	or warn "ERROR: unable to write runtime file: $!";
3201	};
3202	}
3203
3204	# my $AFTER = Event::time;
3205	# warn $AFTER - $NOW;#d#
3206
3207	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3208	$sig->send;	3648	$sig->send;
3209	}	3649	}
3210	while (my $sig = shift @WAIT_FOR_TICK) {	3650	while (my $sig = shift @WAIT_FOR_TICK) {
3211	$sig->send;	3651	$sig->send;
3212	}	3652	}
3213		3653
3214	$NOW = Event::time;	3654	$LOAD = ($NOW - $TICK_START) / $TICK;
3215
3216	# if we are delayed by four ticks or more, skip them all
3217	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3218
3219	$TICK_WATCHER->at ($NEXT_TICK);
3220	$TICK_WATCHER->start;
3221
3222	$LOAD = ($NOW - $tick_start) / $TICK;
3223	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3655	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3224		3656
3225	_post_tick;	3657	if (0) {
3226		3658	if ($NEXT_TICK) {
3227		3659	my $jitter = $TICK_START - $NEXT_TICK;
		3660	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3661	warn "jitter $JITTER\n";#d#
		3662	}
3228	},	3663	}
3229	);	3664	}
3230		3665
3231	{	3666	{
3232	BDB::max_poll_time $TICK * 0.1;	3667	# configure BDB
3233	$BDB_POLL_WATCHER = Event->io (	3668
3234	reentrant => 0,
3235	fd => BDB::poll_fileno,
3236	poll => 'r',
3237	prio => 0,
3238	data => WF_AUTOCANCEL,
3239	cb => \&BDB::poll_cb,
3240	);
3241	BDB::min_parallel 8;	3669	BDB::min_parallel 8;
3242		3670	BDB::max_poll_reqs $TICK * 0.1;
3243	BDB::set_sync_prepare {	3671	$Coro::BDB::WATCHER->priority (1);
3244	my $status;
3245	my $current = $Coro::current;
3246	(
3247	sub {
3248	$status = $!;
3249	$current->ready; undef $current;
3250	},
3251	sub {
3252	Coro::schedule while defined $current;
3253	$! = $status;
3254	},
3255	)
3256	};
3257		3672
3258	unless ($DB_ENV) {	3673	unless ($DB_ENV) {
3259	$DB_ENV = BDB::db_env_create;	3674	$DB_ENV = BDB::db_env_create;
		3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3676	| BDB::LOG_AUTOREMOVE, 1);
		3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3260		3679
3261	cf::sync_job {	3680	cf::sync_job {
3262	eval {	3681	eval {
3263	BDB::db_env_open	3682	BDB::db_env_open
3264	$DB_ENV,	3683	$DB_ENV,
…		…
3266	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3685	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3267	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3686	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3268	0666;	3687	0666;
3269		3688
3270	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3689	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3271
3272	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3273	$DB_ENV->set_lk_detect;
3274	};	3690	};
3275		3691
3276	cf::cleanup "db_env_open(db): $@" if $@;	3692	cf::cleanup "db_env_open(db): $@" if $@;
3277	};	3693	};
3278	}	3694	}
		3695
		3696	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3697	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3698	};
		3699	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3700	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3701	};
		3702	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3703	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3704	};
3279	}	3705	}
3280		3706
3281	{	3707	{
		3708	# configure IO::AIO
		3709
3282	IO::AIO::min_parallel 8;	3710	IO::AIO::min_parallel 8;
3283
3284	undef $Coro::AIO::WATCHER;
3285	IO::AIO::max_poll_time $TICK * 0.1;	3711	IO::AIO::max_poll_time $TICK * 0.1;
3286	$AIO_POLL_WATCHER = Event->io (	3712	$Coro::AIO::WATCHER->priority (1);
3287	reentrant => 0,
3288	data => WF_AUTOCANCEL,
3289	fd => IO::AIO::poll_fileno,
3290	poll => 'r',
3291	prio => 6,
3292	cb => \&IO::AIO::poll_cb,
3293	);
3294	}	3713	}
3295		3714
3296	my $_log_backtrace;	3715	my $_log_backtrace;
3297		3716
3298	sub _log_backtrace {	3717	sub _log_backtrace {
…		…
3302		3721
3303	# limit the # of concurrent backtraces	3722	# limit the # of concurrent backtraces
3304	if ($_log_backtrace < 2) {	3723	if ($_log_backtrace < 2) {
3305	++$_log_backtrace;	3724	++$_log_backtrace;
3306	async {	3725	async {
		3726	$Coro::current->{desc} = "abt $msg";
		3727
3307	my @bt = fork_call {	3728	my @bt = fork_call {
3308	@addr = map { sprintf "%x", $_ } @addr;	3729	@addr = map { sprintf "%x", $_ } @addr;
3309	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3730	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3310	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3731	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3311	or die "addr2line: $!";	3732	or die "addr2line: $!";

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