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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.324 by root, Sat Jul 28 14:23:17 2007 UTC vs.
Revision 1.418 by root, Fri Apr 11 21:09:53 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 4.50 ();
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
…		…
186	$msg .= "\n"	208	$msg .= "\n"
187	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
188		210
189	$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;
190		212
191	utf8::encode $msg;
192	LOG llevError, $msg;	213	LOG llevError, $msg;
193	};	214	};
194	}	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	$SIG{__DIE__} = sub { }; #d#?
195		231
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
212	)) {	248	)) {
213	no strict 'refs';	249	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	251	}
216		252
217	$Event::DIED = sub {	253	$EV::DIED = sub {
218	warn "error in event callback: @_";	254	warn "error in event callback: @_";
219	};	255	};
220		256
221	#############################################################################	257	#############################################################################
222		258
…		…
245	$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;
246	$d	282	$d
247	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
248	}	284	}
249		285
250	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
251		287
252	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
253		289
254	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
255		291
256	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
257		293
258	=cut	294	=cut
259		295
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		297
262	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
264		300
265	=item cf::lock_wait $string	301	=item cf::lock_wait $string
266		302
267	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
268		304
…		…
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
274	returned.	310	returned.
275		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
276	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
277	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
278		317
279	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
280		319
281	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
282		321
283	=cut	322	=cut
284		323
285	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
286		326
287	sub lock_wait($) {	327	sub lock_wait($) {
288	my ($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#
289		334
290	# wait for lock, if any	335	# wait for lock, if any
291	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	338	Coro::schedule;
…		…
299		344
300	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
301	lock_wait $key;	346	lock_wait $key;
302		347
303	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
304		350
305	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
308	}	355	}
309	}	356	}
310		357
…		…
313		360
314	! ! $LOCK{$key}	361	! ! $LOCK{$key}
315	}	362	}
316		363
317	sub freeze_mainloop {	364	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
319		366
320	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	368	}
322	};	369
323	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
324	$guard	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
325	}	383	}
326		384
327	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
328		386
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
342		400
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
345	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
346		406
347	while () {	407	while () {
348	next_job:	408	next_job:
349	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
357	}	417	}
358	}	418	}
359	}	419	}
360		420
361	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	424	$signal->wait;
365	} else {	425	} else {
366	Coro::schedule;	426	Coro::schedule;
367	}	427	}
…		…
390		450
391	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
392		452
393	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
394		454
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
396	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
397	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
398	acceptable.	458	acceptable.
399		459
400	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
401	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
…		…
406		466
407	sub sync_job(&) {	467	sub sync_job(&) {
408	my ($job) = @_;	468	my ($job) = @_;
409		469
410	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	471	my $time = EV::time;
412		472
413	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
415		475
416	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	477
418	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
419		479
420	my $busy = 1;	480	my $busy = 1;
421	my @res;	481	my @res;
422		482
423	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	485	@res = eval { $job->() };
425	warn $@ if $@;	486	warn $@ if $@;
426	undef $busy;	487	undef $busy;
427	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
428		489
429	while ($busy) {	490	while ($busy) {
430	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
431	}	495	}
		496	}
432		497
433	$time = Event::time - $time;	498	my $time = EV::time - $time;
434		499
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
439		501
440	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
441	} else {	503	} else {
442	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
443		505
…		…
468	=item fork_call { }, $args	530	=item fork_call { }, $args
469		531
470	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
471	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
474		536
475	=cut	537	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		538
486	sub fork_call(&@) {	539	sub fork_call(&@) {
487	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
488		541
489	# 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,
490	# or die "socketpair: $!";	543	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	544	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		545
494	if (my $pid = fork) {	546	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	547	reset_signals;
508	local $SIG{__WARN__};	548	&$cb
509	local $SIG{__DIE__};	549	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		550
516	eval {	551	wantarray ? @res : $res[-1]
517	close $fh1;	552	}
518		553
519	my @res = eval { $cb->(@args) };	554	=item $coin = coin_from_name $name
520		555
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	556	=cut
522	close $fh2;
523	};
524		557
525	warn $@ if $@;	558	our %coin_alias = (
526	_exit 0;	559	"silver" => "silvercoin",
527	}	560	"silvercoin" => "silvercoin",
		561	"silvercoins" => "silvercoin",
		562	"gold" => "goldcoin",
		563	"goldcoin" => "goldcoin",
		564	"goldcoins" => "goldcoin",
		565	"platinum" => "platinacoin",
		566	"platinumcoin" => "platinacoin",
		567	"platinumcoins" => "platinacoin",
		568	"platina" => "platinacoin",
		569	"platinacoin" => "platinacoin",
		570	"platinacoins" => "platinacoin",
		571	"royalty" => "royalty",
		572	"royalties" => "royalty",
		573	);
		574
		575	sub coin_from_name($) {
		576	$coin_alias{$_[0]}
		577	? cf::arch::find $coin_alias{$_[0]}
		578	: undef
528	}	579	}
529		580
530	=item $value = cf::db_get $family => $key	581	=item $value = cf::db_get $family => $key
531		582
532	Returns a single value from the environment database.	583	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	585	=item cf::db_put $family => $key => $value
535		586
536	Stores the given C<$value> in the family. It can currently store binary	587	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	588	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		589
		590	=item $db = cf::db_table "name"
		591
		592	Create and/or open a new database table. The string must not be "db" and must be unique
		593	within each server.
		594
539	=cut	595	=cut
		596
		597	sub db_table($) {
		598	my ($name) = @_;
		599	my $db = BDB::db_create $DB_ENV;
		600
		601	eval {
		602	$db->set_flags (BDB::CHKSUM);
		603
		604	utf8::encode $name;
		605	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		606	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		607	cf::cleanup "db_open(db): $!" if $!;
		608	};
		609	cf::cleanup "db_open(db): $@" if $@;
		610
		611	$db
		612	}
540		613
541	our $DB;	614	our $DB;
542		615
543	sub db_init {	616	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	617	cf::sync_job {
548	eval {	618	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	619	};
558	}	620	}
559		621
560	sub db_get($$) {	622	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	623	my $key = "$_[0]/$_[1]";
562		624
…		…
612	if (1) {	674	if (1) {
613	$md5 =	675	$md5 =
614	join "\x00",	676	join "\x00",
615	$processversion,	677	$processversion,
616	map {	678	map {
617	Coro::cede;	679	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	680	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	681	} 0.. $#$src;
620		682
621		683
622	my $dbmd5 = db_get cache => "$id/md5";	684	my $dbmd5 = db_get cache => "$id/md5";
…		…
666	attach callbacks/event handlers (a collection of which is called an "attachment")	728	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	729	to it. All such attachable objects support the following methods.
668		730
669	In the following description, CLASS can be any of C<global>, C<object>	731	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	732	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	733	Deliantra).
672		734
673	=over 4	735	=over 4
674		736
675	=item $attachable->attach ($attachment, key => $value...)	737	=item $attachable->attach ($attachment, key => $value...)
676		738
…		…
958	}	1020	}
959		1021
960	0	1022	0
961	}	1023	}
962		1024
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1025	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1026
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1028
967	Generate an object-specific event with the given arguments.	1029	Generate an object-specific event with the given arguments.
968		1030
…		…
974		1036
975	=cut	1037	=cut
976		1038
977	#############################################################################	1039	#############################################################################
978	# object support	1040	# object support
979	#
980		1041
		1042	sub _object_equal($$);
		1043	sub _object_equal($$) {
		1044	my ($a, $b) = @_;
		1045
		1046	return 0 unless (ref $a) eq (ref $b);
		1047
		1048	if ("HASH" eq ref $a) {
		1049	my @ka = keys %$a;
		1050	my @kb = keys %$b;
		1051
		1052	return 0 if @ka != @kb;
		1053
		1054	for (0 .. $#ka) {
		1055	return 0 unless $ka[$_] eq $kb[$_];
		1056	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1057	}
		1058
		1059	} elsif ("ARRAY" eq ref $a) {
		1060
		1061	return 0 if @$a != @$b;
		1062
		1063	for (0 .. $#$a) {
		1064	return 0 unless _object_equal $a->[$_], $b->[$_];
		1065	}
		1066
		1067	} elsif ($a ne $b) {
		1068	return 0;
		1069	}
		1070
		1071	1
		1072	}
		1073
		1074	our $SLOW_MERGES;#d#
981	sub _can_merge {	1075	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1076	my ($ob1, $ob2) = @_;
983		1077
984	local $Storable::canonical = 1;	1078	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1079
988	$fob1 eq $fob2	1080	# we do the slow way here
		1081	return _object_equal $ob1, $ob2
989	}	1082	}
990		1083
991	sub reattach {	1084	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1085	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1086	my ($obj) = @_;
…		…
1015	cf::attachable->attach (	1108	cf::attachable->attach (
1016	prio => -1000000,	1109	prio => -1000000,
1017	on_instantiate => sub {	1110	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1111	my ($obj, $data) = @_;
1019		1112
1020	$data = from_json $data;	1113	$data = decode_json $data;
1021		1114
1022	for (@$data) {	1115	for (@$data) {
1023	my ($name, $args) = @$_;	1116	my ($name, $args) = @$_;
1024		1117
1025	$obj->attach ($name, %{$args || {} });	1118	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1134	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1135	my ($filename, $rdata, $objs) = @_;
1043		1136
1044	sync_job {	1137	sync_job {
1045	if (length $$rdata) {	1138	if (length $$rdata) {
		1139	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1140	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1141	$decname, length $$rdata, scalar @$objs;
1048		1142
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1144	chmod SAVE_MODE, $fh;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1146	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1147	close $fh;
1054		1148
1055	if (@$objs) {	1149	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1151	chmod SAVE_MODE, $fh;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1153	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1155	close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1156	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1157	}
…		…
1071	}	1165	}
1072	} else {	1166	} else {
1073	aio_unlink $filename;	1167	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
1075	}	1169	}
1076	}	1170	};
1077	}	1171	}
1078		1172
1079	sub object_freezer_as_string {	1173	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1174	my ($rdata, $objs) = @_;
1081		1175
…		…
1093	or return;	1187	or return;
1094		1188
1095	unless (aio_stat "$filename.pst") {	1189	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1190	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1191	or return;
		1192
1098	$av = eval { (Storable::thaw $av)->{objs} };	1193	my $st = eval { Coro::Storable::thaw $av };
		1194	$av = $st->{objs};
1099	}	1195	}
1100		1196
		1197	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1198	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1199	$decname, length $data, scalar @{$av || []};
		1200
1103	return ($data, $av);	1201	($data, $av)
1104	}	1202	}
1105		1203
1106	=head2 COMMAND CALLBACKS	1204	=head2 COMMAND CALLBACKS
1107		1205
1108	=over 4	1206	=over 4
…		…
1186	my ($type, $reply, @payload) =	1284	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1285	"ARRAY" eq ref $msg
1188	? @$msg	1286	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1287	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1288
		1289	my @reply;
		1290
1191	if (my $cb = $EXTCMD{$type}) {	1291	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1292	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1293	}
		1294
		1295	$pl->ext_reply ($reply, @reply)
		1296	if $reply;
		1297
1197	} else {	1298	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1300	}
1200		1301
1201	cf::override;	1302	cf::override;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1355	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1356	: "$v->{base}: extension inactive.\n";
1256		1357
1257	if (exists $v->{meta}{mandatory}) {	1358	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1359	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1360	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1361	}
1262		1362
1263	warn $msg;	1363	warn $msg;
1264	}	1364	}
1265		1365
…		…
1290	use Coro::AIO;	1390	use Coro::AIO;
1291		1391
1292	=head3 cf::player	1392	=head3 cf::player
1293		1393
1294	=over 4	1394	=over 4
		1395
		1396	=item cf::player::num_playing
		1397
		1398	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1399
		1400	=cut
		1401
		1402	sub num_playing {
		1403	scalar grep
		1404	$_->ob->map
		1405	&& !$_->hidden
		1406	&& !$_->ob->flag (cf::FLAG_WIZ),
		1407	cf::player::list
		1408	}
1295		1409
1296	=item cf::player::find $login	1410	=item cf::player::find $login
1297		1411
1298	Returns the given player object, loading it if necessary (might block).	1412	Returns the given player object, loading it if necessary (might block).
1299		1413
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1449	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1450	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1451	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1452	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1453
1340	my $pl = load_pl path $login	1454	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1455	or return;
		1456
		1457	my $pl = cf::player::load_pl $f
		1458	or return;
		1459	local $cf::PLAYER_LOADING{$login} = $pl;
		1460	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1461	$cf::PLAYER{$login} = $pl
1343	}	1462	}
1344	}	1463	}
1345	}	1464	}
1346		1465
…		…
1356		1475
1357	aio_mkdir playerdir $pl, 0770;	1476	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1477	$pl->{last_save} = $cf::RUNTIME;
1359		1478
1360	$pl->save_pl ($path);	1479	$pl->save_pl ($path);
1361	Coro::cede;	1480	cf::cede_to_tick;
1362	}	1481	}
1363		1482
1364	sub new($) {	1483	sub new($) {
1365	my ($login) = @_;	1484	my ($login) = @_;
1366		1485
…		…
1370	$self->{deny_save} = 1;	1489	$self->{deny_save} = 1;
1371		1490
1372	$cf::PLAYER{$login} = $self;	1491	$cf::PLAYER{$login} = $self;
1373		1492
1374	$self	1493	$self
		1494	}
		1495
		1496	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1497
		1498	=cut
		1499
		1500	sub send_msg {
		1501	my $ns = shift->ns
		1502	or return;
		1503	$ns->send_msg (@_);
1375	}	1504	}
1376		1505
1377	=item $pl->quit_character	1506	=item $pl->quit_character
1378		1507
1379	Nukes the player without looking back. If logged in, the connection will	1508	Nukes the player without looking back. If logged in, the connection will
…		…
1434	or return [];	1563	or return [];
1435		1564
1436	my @logins;	1565	my @logins;
1437		1566
1438	for my $login (@$dirs) {	1567	for my $login (@$dirs) {
		1568	my $path = path $login;
		1569
		1570	# a .pst is a dead give-away for a valid player
		1571	unless (-e "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1573	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1574	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1575	}
1442		1576
1443	utf8::decode $login;	1577	utf8::decode $login;
1444	push @logins, $login;	1578	push @logins, $login;
1445	}	1579	}
1446		1580
…		…
1479		1613
1480	Expand crossfire pod fragments into protocol xml.	1614	Expand crossfire pod fragments into protocol xml.
1481		1615
1482	=cut	1616	=cut
1483		1617
		1618	use re 'eval';
		1619
		1620	my $group;
		1621	my $interior; $interior = qr{
		1622	# match a pod interior sequence sans C<< >>
		1623	(?:
		1624	\ (.*?)\ (?{ $group = $^N })
		1625	| < (??{$interior}) >
		1626	)
		1627	}x;
		1628
1484	sub expand_cfpod {	1629	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;	1630	my ($self, $pod) = @_;
1486		1631
1487	# escape & and <	1632	my $xml;
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490		1633
1491	# this is buggy, it needs to properly take care of nested <'s	1634	while () {
		1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1636	$group = $1;
1492		1637
1493	1 while	1638	$group =~ s/&/&amp;/g;
1494	# replace B<>, I<>, U<> etc.	1639	$group =~ s/</&lt;/g;
1495	s/B<([^\>]*)>/<b>$1<\/b>/	1640
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/	1641	$xml .= $group;
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/	1642	} elsif ($pod =~ m%\G
1498	# replace G<male|female> tags	1643	([BCGHITU])
1499	|| s{G<([^>|]*)\|([^>]*)>}{	1644	<
1500	$self->gender ? $2 : $1	1645	(?:
1501	}ge	1646	([^<>]*) (?{ $group = $^N })
1502	# replace H<hint text>	1647	| < $interior >
1503	|| s{H<([^\>]*)>}	1648	)
		1649	>
		1650	%gcsx
1504	{	1651	) {
		1652	my ($code, $data) = ($1, $group);
		1653
		1654	if ($code eq "B") {
		1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1656	} elsif ($code eq "I") {
		1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1658	} elsif ($code eq "U") {
		1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1660	} elsif ($code eq "C") {
		1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1662	} elsif ($code eq "T") {
		1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1664	} elsif ($code eq "G") {
		1665	my ($male, $female) = split /\|/, $data;
		1666	$data = $self->gender ? $female : $male;
		1667	$xml .= expand_cfpod ($self, $data);
		1668	} elsif ($code eq "H") {
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")	1671	"")
1508	[$self->{hintmode}]	1672	[$self->{hintmode}];
		1673	} else {
		1674	$xml .= "error processing '$code($data)' directive";
1509	}ge;	1675	}
		1676	} else {
		1677	if ($pod =~ /\G(.+)/) {
		1678	warn "parse error while expanding $pod (at $1)";
		1679	}
		1680	last;
		1681	}
		1682	}
1510		1683
		1684	for ($xml) {
1511	# create single paragraphs (very hackish)	1685	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;	1686	s/(?<=\S)\n(?=\w)/ /g;
1513		1687
1514	# compress some whitespace	1688	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends	1689	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines	1690	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines	1691	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines	1692	s/\n+$//; # ending lines
		1693	}
1519		1694
1520	$_	1695	$xml
1521	}	1696	}
		1697
		1698	no re 'eval';
1522		1699
1523	sub hintmode {	1700	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;	1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}	1702	$_[0]{hintmode}
1526	}	1703	}
…		…
1532	=cut	1709	=cut
1533		1710
1534	sub ext_reply($$@) {	1711	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1712	my ($self, $id, @msg) = @_;
1536		1713
1537	if ($self->ns->extcmd == 2) {	1714	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1715	}
1545		1716
1546	=item $player->ext_msg ($type, @msg)	1717	=item $player->ext_msg ($type, @msg)
1547		1718
1548	Sends an ext event to the client.	1719	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1775	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1776	our $DEFAULT_RESET = 3000;
1606		1777
1607	sub generate_random_map {	1778	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1779	my ($self, $rmp) = @_;
		1780
		1781	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1782
1609	# mit "rum" bekleckern, nicht	1783	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1784	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1776		1950
1777	sub load_header_from($) {	1951	sub load_header_from($) {
1778	my ($self, $path) = @_;	1952	my ($self, $path) = @_;
1779		1953
1780	utf8::encode $path;	1954	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1955	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1956	or return;
		1957
		1958	$self->_load_header ($f)
		1959	or return;
		1960
		1961	local $MAP_LOADING{$self->{path}} = $self;
		1962	$f->resolve_delayed_derefs;
1786		1963
1787	$self->{load_path} = $path;	1964	$self->{load_path} = $path;
1788		1965
1789	1	1966	1
1790	}	1967	}
…		…
1844	sub find {	2021	sub find {
1845	my ($path, $origin) = @_;	2022	my ($path, $origin) = @_;
1846		2023
1847	$path = normalise $path, $origin && $origin->path;	2024	$path = normalise $path, $origin && $origin->path;
1848		2025
		2026	cf::lock_wait "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2027	cf::lock_wait "map_find:$path";
1850		2028
1851	$cf::MAP{$path} || do {	2029	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";	2030	my $guard1 = cf::lock_acquire "map_find:$path";
		2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2032
1853	my $map = new_from_path cf::map $path	2033	my $map = new_from_path cf::map $path
1854	or return;	2034	or return;
1855		2035
1856	$map->{last_save} = $cf::RUNTIME;	2036	$map->{last_save} = $cf::RUNTIME;
1857		2037
…		…
1859	or return;	2039	or return;
1860		2040
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2042	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2043	#$cf::WAIT_FOR_TICK->wait;
		2044	undef $guard1;
		2045	undef $guard2;
1864	$map->reset;	2046	$map->reset;
1865	undef $guard;
1866	return find $path;	2047	return find $path;
1867	}	2048	}
1868		2049
1869	$cf::MAP{$path} = $map	2050	$cf::MAP{$path} = $map
1870	}	2051	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	2060	local $self->{deny_reset} = 1; # loading can take a long time
1880		2061
1881	my $path = $self->{path};	2062	my $path = $self->{path};
1882		2063
1883	{	2064	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2065	my $guard = cf::lock_acquire "map_data:$path";
1885		2066
		2067	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2068	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2069
1888	$self->in_memory (cf::MAP_LOADING);	2070	$self->in_memory (cf::MAP_LOADING);
1889		2071
1890	$self->alloc;	2072	$self->alloc;
1891		2073
1892	$self->pre_load;	2074	$self->pre_load;
1893	Coro::cede;	2075	cf::cede_to_tick;
1894		2076
		2077	my $f = new_from_file cf::object::thawer $self->{load_path};
		2078	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2079	$self->_load_objects ($f)
1896	or return;	2080	or return;
1897		2081
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1899	if delete $self->{load_original};	2083	if delete $self->{load_original};
1900		2084
1901	if (my $uniq = $self->uniq_path) {	2085	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2086	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2087	unless (aio_stat $uniq) {
		2088	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2089	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2090	$self->_load_objects ($f);
		2091	$f->resolve_delayed_derefs;
		2092	}
1906	}	2093	}
1907	}	2094	}
1908		2095
1909	Coro::cede;	2096	$f->resolve_delayed_derefs;
		2097
		2098	cf::cede_to_tick;
1910	# now do the right thing for maps	2099	# now do the right thing for maps
1911	$self->link_multipart_objects;	2100	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2101	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2102	unless $self->difficulty;
1914	Coro::cede;	2103	cf::cede_to_tick;
1915		2104
1916	unless ($self->{deny_activate}) {	2105	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2106	$self->decay_objects;
1918	$self->fix_auto_apply;	2107	$self->fix_auto_apply;
1919	$self->update_buttons;	2108	$self->update_buttons;
1920	Coro::cede;	2109	cf::cede_to_tick;
1921	$self->set_darkness_map;	2110	$self->set_darkness_map;
1922	Coro::cede;	2111	cf::cede_to_tick;
1923	$self->activate;	2112	$self->activate;
1924	}	2113	}
1925		2114
1926	$map->{last_save} = $cf::RUNTIME;	2115	$self->{last_save} = $cf::RUNTIME;
1927	$map->last_access ($cf::RUNTIME);	2116	$self->last_access ($cf::RUNTIME);
1928		2117
1929	$self->in_memory (cf::MAP_IN_MEMORY);	2118	$self->in_memory (cf::MAP_IN_MEMORY);
1930	}	2119	}
1931		2120
1932	$self->post_load;	2121	$self->post_load;
…		…
1943		2132
1944	$self	2133	$self
1945	}	2134	}
1946		2135
1947	# find and load all maps in the 3x3 area around a map	2136	# find and load all maps in the 3x3 area around a map
1948	sub load_diag {	2137	sub load_neighbours {
1949	my ($map) = @_;	2138	my ($map) = @_;
1950		2139
1951	my @diag; # diagonal neighbours	2140	my @neigh; # diagonal neighbours
1952		2141
1953	for (0 .. 3) {	2142	for (0 .. 3) {
1954	my $neigh = $map->tile_path ($_)	2143	my $neigh = $map->tile_path ($_)
1955	or next;	2144	or next;
1956	$neigh = find $neigh, $map	2145	$neigh = find $neigh, $map
1957	or next;	2146	or next;
1958	$neigh->load;	2147	$neigh->load;
1959		2148
		2149	push @neigh,
1960	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2150	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1961	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2151	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1962	}	2152	}
1963		2153
1964	for (@diag) {	2154	for (grep defined $_->[0], @neigh) {
		2155	my ($path, $origin) = @$_;
1965	my $neigh = find @$_	2156	my $neigh = find $path, $origin
1966	or next;	2157	or next;
1967	$neigh->load;	2158	$neigh->load;
1968	}	2159	}
1969	}	2160	}
1970		2161
…		…
1975	}	2166	}
1976		2167
1977	sub do_load_sync {	2168	sub do_load_sync {
1978	my ($map) = @_;	2169	my ($map) = @_;
1979		2170
		2171	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2172	if $Coro::current == $Coro::main;
		2173
1980	cf::sync_job { $map->load };	2174	cf::sync_job { $map->load };
1981	}	2175	}
1982		2176
1983	our %MAP_PREFETCH;	2177	our %MAP_PREFETCH;
1984	our $MAP_PREFETCHER = undef;	2178	our $MAP_PREFETCHER = undef;
1985		2179
1986	sub find_async {	2180	sub find_async {
1987	my ($path, $origin) = @_;	2181	my ($path, $origin, $load) = @_;
1988		2182
1989	$path = normalise $path, $origin && $origin->{path};	2183	$path = normalise $path, $origin && $origin->{path};
1990		2184
1991	if (my $map = $cf::MAP{$path}) {	2185	if (my $map = $cf::MAP{$path}) {
1992	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1993	}	2187	}
1994		2188
1995	undef $MAP_PREFETCH{$path};	2189	$MAP_PREFETCH{$path} |= $load;
		2190
1996	$MAP_PREFETCHER ||= cf::async {	2191	$MAP_PREFETCHER ||= cf::async {
		2192	$Coro::current->{desc} = "map prefetcher";
		2193
1997	while (%MAP_PREFETCH) {	2194	while (%MAP_PREFETCH) {
1998	for my $path (keys %MAP_PREFETCH) {	2195	while (my ($k, $v) = each %MAP_PREFETCH) {
1999	if (my $map = find $path) {	2196	if (my $map = find $k) {
2000	$map->load;	2197	$map->load if $v;
2001	}	2198	}
2002		2199
2003	delete $MAP_PREFETCH{$path};	2200	delete $MAP_PREFETCH{$k};
2004	}	2201	}
2005	}	2202	}
2006	undef $MAP_PREFETCHER;	2203	undef $MAP_PREFETCHER;
2007	};	2204	};
2008	$MAP_PREFETCHER->prio (6);	2205	$MAP_PREFETCHER->prio (6);
…		…
2011	}	2208	}
2012		2209
2013	sub save {	2210	sub save {
2014	my ($self) = @_;	2211	my ($self) = @_;
2015		2212
2016	my $lock = cf::lock_acquire "map_data:" . $self->path;	2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2017		2214
2018	$self->{last_save} = $cf::RUNTIME;	2215	$self->{last_save} = $cf::RUNTIME;
2019		2216
2020	return unless $self->dirty;	2217	return unless $self->dirty;
2021		2218
…		…
2027	return if $self->{deny_save};	2224	return if $self->{deny_save};
2028		2225
2029	local $self->{last_access} = $self->last_access;#d#	2226	local $self->{last_access} = $self->last_access;#d#
2030		2227
2031	cf::async {	2228	cf::async {
		2229	$Coro::current->{desc} = "map player save";
2032	$_->contr->save for $self->players;	2230	$_->contr->save for $self->players;
2033	};	2231	};
2034		2232
2035	if ($uniq) {	2233	if ($uniq) {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
2044	my ($self) = @_;	2242	my ($self) = @_;
2045		2243
2046	# save first because save cedes	2244	# save first because save cedes
2047	$self->save;	2245	$self->save;
2048		2246
2049	my $lock = cf::lock_acquire "map_data:" . $self->path;	2247	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2248
2051	return if $self->players;	2249	return if $self->players;
2052	return if $self->in_memory != cf::MAP_IN_MEMORY;	2250	return if $self->in_memory != cf::MAP_IN_MEMORY;
2053	return if $self->{deny_save};	2251	return if $self->{deny_save};
2054		2252
		2253	$self->in_memory (cf::MAP_SWAPPED);
		2254
		2255	$self->deactivate;
		2256	$_->clear_links_to ($self) for values %cf::MAP;
2055	$self->clear;	2257	$self->clear;
2056	$self->in_memory (cf::MAP_SWAPPED);
2057	}	2258	}
2058		2259
2059	sub reset_at {	2260	sub reset_at {
2060	my ($self) = @_;	2261	my ($self) = @_;
2061		2262
…		…
2093	if $uniq;	2294	if $uniq;
2094	}	2295	}
2095		2296
2096	delete $cf::MAP{$self->path};	2297	delete $cf::MAP{$self->path};
2097		2298
		2299	$self->deactivate;
		2300	$_->clear_links_to ($self) for values %cf::MAP;
2098	$self->clear;	2301	$self->clear;
2099
2100	$_->clear_links_to ($self) for values %cf::MAP;
2101		2302
2102	$self->unlink_save;	2303	$self->unlink_save;
2103	$self->destroy;	2304	$self->destroy;
2104	}	2305	}
2105		2306
2106	my $nuke_counter = "aaaa";	2307	my $nuke_counter = "aaaa";
2107		2308
2108	sub nuke {	2309	sub nuke {
2109	my ($self) = @_;	2310	my ($self) = @_;
2110		2311
		2312	{
		2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2314
2111	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
2112		2316
2113	$self->unlink_save;	2317	$self->unlink_save;
2114		2318
2115	bless $self, "cf::map";	2319	bless $self, "cf::map";
2116	delete $self->{deny_reset};	2320	delete $self->{deny_reset};
2117	$self->{deny_save} = 1;	2321	$self->{deny_save} = 1;
2118	$self->reset_timeout (1);	2322	$self->reset_timeout (1);
2119	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2323	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2120		2324
2121	$cf::MAP{$self->path} = $self;	2325	$cf::MAP{$self->path} = $self;
		2326	}
2122		2327
2123	$self->reset; # polite request, might not happen	2328	$self->reset; # polite request, might not happen
2124	}	2329	}
2125		2330
2126	=item $maps = cf::map::tmp_maps	2331	=item $maps = cf::map::tmp_maps
…		…
2175	: ()	2380	: ()
2176	} @{ aio_readdir $UNIQUEDIR or [] }	2381	} @{ aio_readdir $UNIQUEDIR or [] }
2177	]	2382	]
2178	}	2383	}
2179		2384
2180	package cf;
2181
2182	=back	2385	=back
2183		2386
2184	=head3 cf::object	2387	=head3 cf::object
2185		2388
2186	=cut	2389	=cut
…		…
2200	map { $_, inv_recursive_ $_->inv } @_	2403	map { $_, inv_recursive_ $_->inv } @_
2201	}	2404	}
2202		2405
2203	sub inv_recursive {	2406	sub inv_recursive {
2204	inv_recursive_ inv $_[0]	2407	inv_recursive_ inv $_[0]
		2408	}
		2409
		2410	=item $ref = $ob->ref
		2411
		2412	creates and returns a persistent reference to an objetc that can be stored as a string.
		2413
		2414	=item $ob = cf::object::deref ($refstring)
		2415
		2416	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2417	even if the object actually exists. May block.
		2418
		2419	=cut
		2420
		2421	sub deref {
		2422	my ($ref) = @_;
		2423
		2424	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2425	my ($uuid, $name) = ($1, $2);
		2426	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2427	or return;
		2428	$pl->ob->uuid eq $uuid
		2429	or return;
		2430
		2431	$pl->ob
		2432	} else {
		2433	warn "$ref: cannot resolve object reference\n";
		2434	undef
		2435	}
2205	}	2436	}
2206		2437
2207	package cf;	2438	package cf;
2208		2439
2209	=back	2440	=back
…		…
2243	$self->message ($msg, $flags);	2474	$self->message ($msg, $flags);
2244	}	2475	}
2245	}	2476	}
2246	}	2477	}
2247		2478
		2479	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2480
		2481	=cut
		2482
		2483	sub cf::object::send_msg {
		2484	my $pl = shift->contr
		2485	or return;
		2486	$pl->send_msg (@_);
		2487	}
		2488
2248	=item $player_object->may ("access")	2489	=item $player_object->may ("access")
2249		2490
2250	Returns wether the given player is authorized to access resource "access"	2491	Returns wether the given player is authorized to access resource "access"
2251	(e.g. "command_wizcast").	2492	(e.g. "command_wizcast").
2252		2493
…		…
2329	# use -1 or undef as default coordinates, not 0, 0	2570	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2571	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2572	if $x <=0 && $y <= 0;
2332		2573
2333	$map->load;	2574	$map->load;
2334	$map->load_diag;	2575	$map->load_neighbours;
2335		2576
2336	return unless $self->contr->active;	2577	return unless $self->contr->active;
2337	$self->activate_recursive;	2578	$self->activate_recursive;
2338		2579
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2580	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2600	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2601
2361	$self->enter_link;	2602	$self->enter_link;
2362		2603
2363	(async {	2604	(async {
		2605	$Coro::current->{desc} = "player::goto $path $x $y";
		2606
		2607	# *tag paths override both path and x|y
		2608	if ($path =~ /^\*(.*)$/) {
		2609	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2610	my $ob = $obs[rand @obs];
		2611
		2612	# see if we actually can go there
		2613	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2614	$ob = $obs[rand @obs];
		2615	} else {
		2616	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2617	}
		2618	# else put us there anyways for now #d#
		2619
		2620	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2621	} else {
		2622	($path, $x, $y) = (undef, undef, undef);
		2623	}
		2624	}
		2625
2364	my $map = eval {	2626	my $map = eval {
2365	my $map = cf::map::find $path;	2627	my $map = defined $path ? cf::map::find $path : undef;
2366		2628
2367	if ($map) {	2629	if ($map) {
2368	$map = $map->customise_for ($self);	2630	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2631	$map = $check->($map) if $check && $map;
2370	} else {	2632	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2633	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2634	}
2373		2635
2374	$map	2636	$map
2375	};	2637	};
2376		2638
…		…
2429	$rmp->{origin_y} = $exit->y;	2691	$rmp->{origin_y} = $exit->y;
2430	}	2692	}
2431		2693
2432	$rmp->{random_seed} ||= $exit->random_seed;	2694	$rmp->{random_seed} ||= $exit->random_seed;
2433		2695
2434	my $data = cf::to_json $rmp;	2696	my $data = cf::encode_json $rmp;
2435	my $md5 = Digest::MD5::md5_hex $data;	2697	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2698	my $meta = "$RANDOMDIR/$md5.meta";
2437		2699
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2700	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2701	aio_write $fh, 0, (length $data), $data, 0;
…		…
2466	# if exit is damned, update players death & WoR home-position	2728	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)	2729	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);	2730	if $exit->flag (FLAG_DAMNED);
2469		2731
2470	(async {	2732	(async {
		2733	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2734
2471	$self->deactivate_recursive; # just to be sure	2735	$self->deactivate_recursive; # just to be sure
2472	unless (eval {	2736	unless (eval {
2473	$self->goto ($slaying, $hp, $sp);	2737	$self->goto ($slaying, $hp, $sp);
2474		2738
2475	1;	2739	1;
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2774	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2775	the message unless the client supports the msg packet.
2512		2776
2513	=cut	2777	=cut
2514		2778
		2779	# non-persistent channels (usually the info channel)
		2780	our %CHANNEL = (
		2781	"c/identify" => {
		2782	id => "infobox",
		2783	title => "Identify",
		2784	reply => undef,
		2785	tooltip => "Items recently identified",
		2786	},
		2787	"c/examine" => {
		2788	id => "infobox",
		2789	title => "Examine",
		2790	reply => undef,
		2791	tooltip => "Signs and other items you examined",
		2792	},
		2793	"c/book" => {
		2794	id => "infobox",
		2795	title => "Book",
		2796	reply => undef,
		2797	tooltip => "The contents of a note or book",
		2798	},
		2799	"c/lookat" => {
		2800	id => "infobox",
		2801	title => "Look",
		2802	reply => undef,
		2803	tooltip => "What you saw there",
		2804	},
		2805	"c/who" => {
		2806	id => "infobox",
		2807	title => "Players",
		2808	reply => undef,
		2809	tooltip => "Shows players who are currently online",
		2810	},
		2811	"c/body" => {
		2812	id => "infobox",
		2813	title => "Body Parts",
		2814	reply => undef,
		2815	tooltip => "Shows which body parts you posess and are available",
		2816	},
		2817	"c/uptime" => {
		2818	id => "infobox",
		2819	title => "Uptime",
		2820	reply => undef,
		2821	tooltip => "How long the server has been running since last restart",
		2822	},
		2823	"c/mapinfo" => {
		2824	id => "infobox",
		2825	title => "Map Info",
		2826	reply => undef,
		2827	tooltip => "Information related to the maps",
		2828	},
		2829	);
		2830
2515	sub cf::client::send_msg {	2831	sub cf::client::send_msg {
2516	my ($self, $channel, $msg, $color, @extra) = @_;	2832	my ($self, $channel, $msg, $color, @extra) = @_;
2517		2833
2518	$msg = $self->pl->expand_cfpod ($msg);	2834	$msg = $self->pl->expand_cfpod ($msg);
2519		2835
2520	$color &= cf::NDI_CLIENT_MASK; # just in case...	2836	$color &= cf::NDI_CLIENT_MASK; # just in case...
2521		2837
		2838	# check predefined channels, for the benefit of C
		2839	if ($CHANNEL{$channel}) {
		2840	$channel = $CHANNEL{$channel};
		2841
		2842	$self->ext_msg (channel_info => $channel)
		2843	if $self->can_msg;
		2844
		2845	$channel = $channel->{id};
		2846
2522	if (ref $channel) {	2847	} elsif (ref $channel) {
2523	# send meta info to client, if not yet sent	2848	# send meta info to client, if not yet sent
2524	unless (exists $self->{channel}{$channel->{id}}) {	2849	unless (exists $self->{channel}{$channel->{id}}) {
2525	$self->{channel}{$channel->{id}} = $channel;	2850	$self->{channel}{$channel->{id}} = $channel;
2526	$self->ext_msg (channel_info => $channel);	2851	$self->ext_msg (channel_info => $channel)
		2852	if $self->can_msg;
2527	}	2853	}
2528		2854
2529	$channel = $channel->{id};	2855	$channel = $channel->{id};
2530	}	2856	}
2531		2857
…		…
2550	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;	2876	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2551	}	2877	}
2552		2878
2553	$color &= cf::NDI_COLOR_MASK;	2879	$color &= cf::NDI_COLOR_MASK;
2554		2880
		2881	utf8::encode $msg;
		2882
2555	if (0 && $msg =~ /\[/) {	2883	if (0 && $msg =~ /\[/) {
		2884	# COMMAND/INFO
2556	$self->send_packet ("drawextinfo $color 4 0 $msg")	2885	$self->send_packet ("drawextinfo $color 10 8 $msg")
2557	} else {	2886	} else {
2558	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2887	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2559	$self->send_packet ("drawinfo $color $msg")	2888	$self->send_packet ("drawinfo $color $msg")
2560	}	2889	}
2561	}	2890	}
…		…
2569	=cut	2898	=cut
2570		2899
2571	sub cf::client::ext_msg($$@) {	2900	sub cf::client::ext_msg($$@) {
2572	my ($self, $type, @msg) = @_;	2901	my ($self, $type, @msg) = @_;
2573		2902
2574	my $extcmd = $self->extcmd;
2575
2576	if ($extcmd == 2) {	2903	if ($self->extcmd == 2) {
2577	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2904	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2578	} elsif ($extcmd == 1) { # TODO: remove	2905	} elsif ($self->extcmd == 1) { # TODO: remove
2579	push @msg, msgtype => "event_$type";	2906	push @msg, msgtype => "event_$type";
		2907	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2908	}
		2909	}
		2910
		2911	=item $client->ext_reply ($msgid, @msg)
		2912
		2913	Sends an ext reply to the client.
		2914
		2915	=cut
		2916
		2917	sub cf::client::ext_reply($$@) {
		2918	my ($self, $id, @msg) = @_;
		2919
		2920	if ($self->extcmd == 2) {
		2921	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2922	} elsif ($self->extcmd == 1) {
		2923	#TODO: version 1, remove
		2924	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2925	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	2926	}
2582	}	2927	}
2583		2928
2584	=item $success = $client->query ($flags, "text", \&cb)	2929	=item $success = $client->query ($flags, "text", \&cb)
…		…
2646	my ($type, $reply, @payload) =	2991	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	2992	"ARRAY" eq ref $msg
2648	? @$msg	2993	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2994	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		2995
		2996	my @reply;
		2997
2651	if (my $cb = $EXTICMD{$type}) {	2998	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	2999	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3000	}
		3001
		3002	$ns->ext_reply ($reply, @reply)
		3003	if $reply;
		3004
2657	} else {	3005	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3006	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	3007	}
2660		3008
2661	cf::override;	3009	cf::override;
…		…
2708	our $safe = new Safe "safe";	3056	our $safe = new Safe "safe";
2709	our $safe_hole = new Safe::Hole;	3057	our $safe_hole = new Safe::Hole;
2710		3058
2711	$SIG{FPE} = 'IGNORE';	3059	$SIG{FPE} = 'IGNORE';
2712		3060
2713	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3061	$safe->permit_only (Opcode::opset qw(
		3062	:base_core :base_mem :base_orig :base_math
		3063	grepstart grepwhile mapstart mapwhile
		3064	sort time
		3065	));
2714		3066
2715	# here we export the classes and methods available to script code	3067	# here we export the classes and methods available to script code
2716		3068
2717	=pod	3069	=pod
2718		3070
2719	The following functions and methods are available within a safe environment:	3071	The following functions and methods are available within a safe environment:
2720		3072
2721	cf::object	3073	cf::object
2722	contr pay_amount pay_player map x y force_find force_add	3074	contr pay_amount pay_player map x y force_find force_add destroy
2723	insert remove	3075	insert remove name archname title slaying race decrease_ob_nr
2724		3076
2725	cf::object::player	3077	cf::object::player
2726	player	3078	player
2727		3079
2728	cf::player	3080	cf::player
…		…
2733		3085
2734	=cut	3086	=cut
2735		3087
2736	for (	3088	for (
2737	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3089	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3090	insert remove inv name archname title slaying race
2738	insert remove)],	3091	decrease_ob_nr destroy)],
2739	["cf::object::player" => qw(player)],	3092	["cf::object::player" => qw(player)],
2740	["cf::player" => qw(peaceful)],	3093	["cf::player" => qw(peaceful)],
2741	["cf::map" => qw(trigger)],	3094	["cf::map" => qw(trigger)],
2742	) {	3095	) {
2743	no strict 'refs';	3096	no strict 'refs';
…		…
2819	# the server's init and main functions	3172	# the server's init and main functions
2820		3173
2821	sub load_facedata($) {	3174	sub load_facedata($) {
2822	my ($path) = @_;	3175	my ($path) = @_;
2823		3176
		3177	# HACK to clear player env face cache, we need some signal framework
		3178	# for this (global event?)
		3179	%ext::player_env::MUSIC_FACE_CACHE = ();
		3180
		3181	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3182
2824	warn "loading facedata from $path\n";	3183	warn "loading facedata from $path\n";
2825		3184
2826	my $facedata;	3185	my $facedata;
2827	0 < aio_load $path, $facedata	3186	0 < aio_load $path, $facedata
2828	or die "$path: $!";	3187	or die "$path: $!";
…		…
2830	$facedata = Coro::Storable::thaw $facedata;	3189	$facedata = Coro::Storable::thaw $facedata;
2831		3190
2832	$facedata->{version} == 2	3191	$facedata->{version} == 2
2833	or cf::cleanup "$path: version mismatch, cannot proceed.";	3192	or cf::cleanup "$path: version mismatch, cannot proceed.";
2834		3193
		3194	# patch in the exptable
		3195	$facedata->{resource}{"res/exp_table"} = {
		3196	type => FT_RSRC,
		3197	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3198	};
		3199	cf::cede_to_tick;
		3200
2835	{	3201	{
2836	my $faces = $facedata->{faceinfo};	3202	my $faces = $facedata->{faceinfo};
2837		3203
2838	while (my ($face, $info) = each %$faces) {	3204	while (my ($face, $info) = each %$faces) {
2839	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3205	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3206
2840	cf::face::set_visibility $idx, $info->{visibility};	3207	cf::face::set_visibility $idx, $info->{visibility};
2841	cf::face::set_magicmap $idx, $info->{magicmap};	3208	cf::face::set_magicmap $idx, $info->{magicmap};
2842	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3209	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2843	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3210	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2844		3211
2845	cf::cede_to_tick;	3212	cf::cede_to_tick;
2846	}	3213	}
2847		3214
2848	while (my ($face, $info) = each %$faces) {	3215	while (my ($face, $info) = each %$faces) {
2849	next unless $info->{smooth};	3216	next unless $info->{smooth};
		3217
2850	my $idx = cf::face::find $face	3218	my $idx = cf::face::find $face
2851	or next;	3219	or next;
		3220
2852	if (my $smooth = cf::face::find $info->{smooth}) {	3221	if (my $smooth = cf::face::find $info->{smooth}) {
2853	cf::face::set_smooth $idx, $smooth;	3222	cf::face::set_smooth $idx, $smooth;
2854	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3223	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2855	} else {	3224	} else {
2856	warn "smooth face '$info->{smooth}' not found for face '$face'";	3225	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2873		3242
2874	{	3243	{
2875	# TODO: for gcfclient pleasure, we should give resources	3244	# TODO: for gcfclient pleasure, we should give resources
2876	# that gcfclient doesn't grok a >10000 face index.	3245	# that gcfclient doesn't grok a >10000 face index.
2877	my $res = $facedata->{resource};	3246	my $res = $facedata->{resource};
2878	my $enc = JSON::XS->new->utf8->canonical;
2879
2880	my $soundconf = delete $res->{"res/sound.conf"};
2881		3247
2882	while (my ($name, $info) = each %$res) {	3248	while (my ($name, $info) = each %$res) {
2883	my $meta = $enc->encode ({	3249	if (defined $info->{type}) {
2884	name => $name,
2885	%{ $info->{meta} || {} },
2886	});
2887
2888	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3250	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3251	my $data;
2889		3252
2890	if ($info->{type} & 1) {	3253	if ($info->{type} & 1) {
2891	# prepend meta info	3254	# prepend meta info
2892		3255
		3256	my $meta = $enc->encode ({
		3257	name => $name,
		3258	%{ $info->{meta} || {} },
		3259	});
		3260
2893	my $data = pack "(w/a*)*", $meta, $info->{data};	3261	$data = pack "(w/a*)*", $meta, $info->{data};
2894	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3262	} else {
		3263	$data = $info->{data};
		3264	}
2895		3265
2896	cf::face::set_data $idx, 0, $data, $chk;	3266	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3267	cf::face::set_type $idx, $info->{type};
2897	} else {	3268	} else {
2898	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3269	$RESOURCE{$name} = $info;
2899	}	3270	}
2900		3271
2901	cf::face::set_type $idx, $info->{type};
2902
2903	cf::cede_to_tick;	3272	cf::cede_to_tick;
2904	}	3273	}
2905
2906	if ($soundconf) {
2907	$soundconf = $enc->decode (delete $soundconf->{data});
2908
2909	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2910	my $sound = $soundconf->{compat}[$_]
2911	or next;
2912
2913	my $face = cf::face::find "sound/$sound->[1]";
2914
2915	cf::sound::set $sound->[0] => $face;
2916	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2917	}
2918
2919	#TODO
2920	}
2921	}	3274	}
		3275
		3276	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2922		3277
2923	1	3278	1
2924	}	3279	}
		3280
		3281	cf::global->attach (on_resource_update => sub {
		3282	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3283	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3284
		3285	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3286	my $sound = $soundconf->{compat}[$_]
		3287	or next;
		3288
		3289	my $face = cf::face::find "sound/$sound->[1]";
		3290	cf::sound::set $sound->[0] => $face;
		3291	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3292	}
		3293
		3294	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3295	my $face = cf::face::find "sound/$v";
		3296	cf::sound::set $k => $face;
		3297	}
		3298	}
		3299	});
2925		3300
2926	register_exticmd fx_want => sub {	3301	register_exticmd fx_want => sub {
2927	my ($ns, $want) = @_;	3302	my ($ns, $want) = @_;
2928		3303
2929	while (my ($k, $v) = each %$want) {	3304	while (my ($k, $v) = each %$want) {
2930	$ns->fx_want ($k, $v);	3305	$ns->fx_want ($k, $v);
2931	}	3306	}
2932	};	3307	};
2933		3308
2934	sub reload_regions {	3309	sub reload_regions {
		3310	# HACK to clear player env face cache, we need some signal framework
		3311	# for this (global event?)
		3312	%ext::player_env::MUSIC_FACE_CACHE = ();
		3313
2935	load_resource_file "$MAPDIR/regions"	3314	load_resource_file "$MAPDIR/regions"
2936	or die "unable to load regions file\n";	3315	or die "unable to load regions file\n";
2937		3316
2938	for (cf::region::list) {	3317	for (cf::region::list) {
2939	$_->{match} = qr/$_->{match}/	3318	$_->{match} = qr/$_->{match}/
…		…
2975		3354
2976	sub init {	3355	sub init {
2977	reload_resources;	3356	reload_resources;
2978	}	3357	}
2979		3358
2980	sub cfg_load {	3359	sub reload_config {
2981	open my $fh, "<:utf8", "$CONFDIR/config"	3360	open my $fh, "<:utf8", "$CONFDIR/config"
2982	or return;	3361	or return;
2983		3362
2984	local $/;	3363	local $/;
2985	*CFG = YAML::Syck::Load <$fh>;	3364	*CFG = YAML::Load <$fh>;
2986		3365
2987	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3366	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2988		3367
2989	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3368	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2990	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3369	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3001	sub main {	3380	sub main {
3002	# we must not ever block the main coroutine	3381	# we must not ever block the main coroutine
3003	local $Coro::idle = sub {	3382	local $Coro::idle = sub {
3004	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3383	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3005	(async {	3384	(async {
3006	Event::one_event;	3385	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3386	EV::loop EV::LOOP_ONESHOT;
3007	})->prio (Coro::PRIO_MAX);	3387	})->prio (Coro::PRIO_MAX);
3008	};	3388	};
3009		3389
3010	cfg_load;	3390	reload_config;
3011	db_init;	3391	db_init;
3012	load_extensions;	3392	load_extensions;
3013		3393
3014	$TICK_WATCHER->start;	3394	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3395	evthread_start IO::AIO::poll_fileno;
3015	Event::loop;	3396	EV::loop;
3016	}	3397	}
3017		3398
3018	#############################################################################	3399	#############################################################################
3019	# initialisation and cleanup	3400	# initialisation and cleanup
3020		3401
3021	# install some emergency cleanup handlers	3402	# install some emergency cleanup handlers
3022	BEGIN {	3403	BEGIN {
		3404	our %SIGWATCHER = ();
3023	for my $signal (qw(INT HUP TERM)) {	3405	for my $signal (qw(INT HUP TERM)) {
3024	Event->signal (	3406	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3025	reentrant => 0,
3026	data => WF_AUTOCANCEL,
3027	signal => $signal,
3028	prio => 0,
3029	cb => sub {
3030	cf::cleanup "SIG$signal";	3407	cf::cleanup "SIG$signal";
3031	},
3032	);	3408	};
3033	}	3409	}
3034	}	3410	}
3035		3411
3036	sub write_runtime {	3412	sub write_runtime_sync {
3037	my $runtime = "$LOCALDIR/runtime";	3413	my $runtime = "$LOCALDIR/runtime";
3038		3414
3039	# first touch the runtime file to show we are still running:	3415	# first touch the runtime file to show we are still running:
3040	# the fsync below can take a very very long time.	3416	# the fsync below can take a very very long time.
3041		3417
…		…
3067	and return;	3443	and return;
3068		3444
3069	warn "runtime file written.\n";	3445	warn "runtime file written.\n";
3070		3446
3071	1	3447	1
		3448	}
		3449
		3450	our $uuid_lock;
		3451	our $uuid_skip;
		3452
		3453	sub write_uuid_sync($) {
		3454	$uuid_skip ||= $_[0];
		3455
		3456	return if $uuid_lock;
		3457	local $uuid_lock = 1;
		3458
		3459	my $uuid = "$LOCALDIR/uuid";
		3460
		3461	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3462	or return;
		3463
		3464	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3465	$uuid_skip = 0;
		3466
		3467	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3468	and return;
		3469
		3470	# always fsync - this file is important
		3471	aio_fsync $fh
		3472	and return;
		3473
		3474	close $fh
		3475	or return;
		3476
		3477	aio_rename "$uuid~", $uuid
		3478	and return;
		3479
		3480	warn "uuid file written ($value).\n";
		3481
		3482	1
		3483
		3484	}
		3485
		3486	sub write_uuid($$) {
		3487	my ($skip, $sync) = @_;
		3488
		3489	$sync ? write_uuid_sync $skip
		3490	: async { write_uuid_sync $skip };
3072	}	3491	}
3073		3492
3074	sub emergency_save() {	3493	sub emergency_save() {
3075	my $freeze_guard = cf::freeze_mainloop;	3494	my $freeze_guard = cf::freeze_mainloop;
3076		3495
…		…
3082	# and maps saved/destroyed asynchronously.	3501	# and maps saved/destroyed asynchronously.
3083	warn "begin emergency player save\n";	3502	warn "begin emergency player save\n";
3084	for my $login (keys %cf::PLAYER) {	3503	for my $login (keys %cf::PLAYER) {
3085	my $pl = $cf::PLAYER{$login} or next;	3504	my $pl = $cf::PLAYER{$login} or next;
3086	$pl->valid or next;	3505	$pl->valid or next;
		3506	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3087	$pl->save;	3507	$pl->save;
3088	}	3508	}
3089	warn "end emergency player save\n";	3509	warn "end emergency player save\n";
3090		3510
3091	warn "begin emergency map save\n";	3511	warn "begin emergency map save\n";
…		…
3097	warn "end emergency map save\n";	3517	warn "end emergency map save\n";
3098		3518
3099	warn "begin emergency database checkpoint\n";	3519	warn "begin emergency database checkpoint\n";
3100	BDB::db_env_txn_checkpoint $DB_ENV;	3520	BDB::db_env_txn_checkpoint $DB_ENV;
3101	warn "end emergency database checkpoint\n";	3521	warn "end emergency database checkpoint\n";
		3522
		3523	warn "begin write uuid\n";
		3524	write_uuid_sync 1;
		3525	warn "end write uuid\n";
3102	};	3526	};
3103		3527
3104	warn "leave emergency perl save\n";	3528	warn "leave emergency perl save\n";
3105	}	3529	}
3106		3530
…		…
3121	warn "reloading...";	3545	warn "reloading...";
3122		3546
3123	warn "entering sync_job";	3547	warn "entering sync_job";
3124		3548
3125	cf::sync_job {	3549	cf::sync_job {
3126	cf::write_runtime; # external watchdog should not bark	3550	cf::write_runtime_sync; # external watchdog should not bark
3127	cf::emergency_save;	3551	cf::emergency_save;
3128	cf::write_runtime; # external watchdog should not bark	3552	cf::write_runtime_sync; # external watchdog should not bark
3129		3553
3130	warn "syncing database to disk";	3554	warn "syncing database to disk";
3131	BDB::db_env_txn_checkpoint $DB_ENV;	3555	BDB::db_env_txn_checkpoint $DB_ENV;
3132		3556
3133	# if anything goes wrong in here, we should simply crash as we already saved	3557	# if anything goes wrong in here, we should simply crash as we already saved
3134
3135	warn "cancelling all WF_AUTOCANCEL watchers";
3136	for (Event::all_watchers) {
3137	$_->cancel if $_->data & WF_AUTOCANCEL;
3138	}
3139		3558
3140	warn "flushing outstanding aio requests";	3559	warn "flushing outstanding aio requests";
3141	for (;;) {	3560	for (;;) {
3142	BDB::flush;	3561	BDB::flush;
3143	IO::AIO::flush;	3562	IO::AIO::flush;
3144	Coro::cede;	3563	Coro::cede_notself;
3145	last unless IO::AIO::nreqs || BDB::nreqs;	3564	last unless IO::AIO::nreqs || BDB::nreqs;
3146	warn "iterate...";	3565	warn "iterate...";
3147	}	3566	}
3148		3567
3149	++$RELOAD;	3568	++$RELOAD;
…		…
3208	warn "reloading cf.pm";	3627	warn "reloading cf.pm";
3209	require cf;	3628	require cf;
3210	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3629	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3211		3630
3212	warn "loading config and database again";	3631	warn "loading config and database again";
3213	cf::cfg_load;	3632	cf::reload_config;
3214		3633
3215	warn "loading extensions";	3634	warn "loading extensions";
3216	cf::load_extensions;	3635	cf::load_extensions;
3217		3636
3218	warn "reattaching attachments to objects/players";	3637	warn "reattaching attachments to objects/players";
…		…
3225	warn "leaving sync_job";	3644	warn "leaving sync_job";
3226		3645
3227	1	3646	1
3228	} or do {	3647	} or do {
3229	warn $@;	3648	warn $@;
3230	warn "error while reloading, exiting.";	3649	cf::cleanup "error while reloading, exiting.";
3231	exit 1;
3232	};	3650	};
3233		3651
3234	warn "reloaded";	3652	warn "reloaded";
3235	};	3653	};
3236		3654
…		…
3238		3656
3239	sub reload_perl() {	3657	sub reload_perl() {
3240	# doing reload synchronously and two reloads happen back-to-back,	3658	# doing reload synchronously and two reloads happen back-to-back,
3241	# coro crashes during coro_state_free->destroy here.	3659	# coro crashes during coro_state_free->destroy here.
3242		3660
3243	$RELOAD_WATCHER ||= Event->timer (	3661	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3244	reentrant => 0,
3245	after => 0,
3246	data => WF_AUTOCANCEL,
3247	cb => sub {
3248	do_reload_perl;	3662	do_reload_perl;
3249	undef $RELOAD_WATCHER;	3663	undef $RELOAD_WATCHER;
3250	},
3251	);	3664	};
3252	}	3665	}
3253		3666
3254	register_command "reload" => sub {	3667	register_command "reload" => sub {
3255	my ($who, $arg) = @_;	3668	my ($who, $arg) = @_;
3256		3669
3257	if ($who->flag (FLAG_WIZ)) {	3670	if ($who->flag (FLAG_WIZ)) {
3258	$who->message ("reloading server.");	3671	$who->message ("reloading server.");
		3672	async {
		3673	$Coro::current->{desc} = "perl_reload";
3259	async { reload_perl };	3674	reload_perl;
		3675	};
3260	}	3676	}
3261	};	3677	};
3262		3678
3263	unshift @INC, $LIBDIR;	3679	unshift @INC, $LIBDIR;
3264		3680
…		…
3266		3682
3267	our @WAIT_FOR_TICK;	3683	our @WAIT_FOR_TICK;
3268	our @WAIT_FOR_TICK_BEGIN;	3684	our @WAIT_FOR_TICK_BEGIN;
3269		3685
3270	sub wait_for_tick {	3686	sub wait_for_tick {
3271	return unless $TICK_WATCHER->is_active;	3687	return if tick_inhibit;
3272	return if $Coro::current == $Coro::main;	3688	return if $Coro::current == $Coro::main;
3273		3689
3274	my $signal = new Coro::Signal;	3690	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK, $signal;	3691	push @WAIT_FOR_TICK, $signal;
3276	$signal->wait;	3692	$signal->wait;
3277	}	3693	}
3278		3694
3279	sub wait_for_tick_begin {	3695	sub wait_for_tick_begin {
3280	return unless $TICK_WATCHER->is_active;	3696	return if tick_inhibit;
3281	return if $Coro::current == $Coro::main;	3697	return if $Coro::current == $Coro::main;
3282		3698
3283	my $signal = new Coro::Signal;	3699	my $signal = new Coro::Signal;
3284	push @WAIT_FOR_TICK_BEGIN, $signal;	3700	push @WAIT_FOR_TICK_BEGIN, $signal;
3285	$signal->wait;	3701	$signal->wait;
3286	}	3702	}
3287		3703
3288	my $min = 1e6;#d#	3704	sub tick {
3289	my $avg = 10;
3290	$TICK_WATCHER = Event->timer (
3291	reentrant => 0,
3292	parked => 1,
3293	prio => 0,
3294	at => $NEXT_TICK || $TICK,
3295	data => WF_AUTOCANCEL,
3296	cb => sub {
3297	if ($Coro::current != $Coro::main) {	3705	if ($Coro::current != $Coro::main) {
3298	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3706	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3299	unless ++$bug_warning > 10;	3707	unless ++$bug_warning > 10;
3300	return;	3708	return;
3301	}	3709	}
3302		3710
3303	$NOW = $tick_start = Event::time;
3304
3305	cf::server_tick; # one server iteration	3711	cf::server_tick; # one server iteration
3306		3712
3307	0 && sync_job {#d#	3713	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3308	for(1..10) {	3714	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3309	my $t = Event::time;	3715	Coro::async_pool {
3310	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3716	$Coro::current->{desc} = "runtime saver";
3311	or die;	3717	write_runtime_sync
3312		3718	or warn "ERROR: unable to write runtime file: $!";
3313	$map->width (50);
3314	$map->height (50);
3315	$map->alloc;
3316	$map->_load_objects ("/tmp/x.map", 1);
3317	my $t = Event::time - $t;
3318
3319	#next unless $t < 0.0013;#d#
3320	if ($t < $min) {
3321	$min = $t;
3322	}
3323	$avg = $avg * 0.99 + $t * 0.01;
3324	}
3325	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3326	exit 0;
3327	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3328	};	3719	};
		3720	}
3329		3721
3330	$RUNTIME += $TICK;
3331	$NEXT_TICK += $TICK;
3332
3333	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3334	$NEXT_RUNTIME_WRITE = $NOW + 10;
3335	Coro::async_pool {
3336	write_runtime
3337	or warn "ERROR: unable to write runtime file: $!";
3338	};
3339	}
3340
3341	# my $AFTER = Event::time;
3342	# warn $AFTER - $NOW;#d#
3343
3344	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3722	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3345	$sig->send;	3723	$sig->send;
3346	}	3724	}
3347	while (my $sig = shift @WAIT_FOR_TICK) {	3725	while (my $sig = shift @WAIT_FOR_TICK) {
3348	$sig->send;	3726	$sig->send;
3349	}	3727	}
3350		3728
3351	$NOW = Event::time;	3729	$LOAD = ($NOW - $TICK_START) / $TICK;
3352
3353	# if we are delayed by four ticks or more, skip them all
3354	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3355
3356	$TICK_WATCHER->at ($NEXT_TICK);
3357	$TICK_WATCHER->start;
3358
3359	$LOAD = ($NOW - $tick_start) / $TICK;
3360	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3730	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3361		3731
3362	_post_tick;	3732	if (0) {
3363		3733	if ($NEXT_TICK) {
3364		3734	my $jitter = $TICK_START - $NEXT_TICK;
		3735	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3736	warn "jitter $JITTER\n";#d#
		3737	}
3365	},	3738	}
3366	);	3739	}
3367		3740
3368	{	3741	{
3369	BDB::max_poll_time $TICK * 0.1;	3742	# configure BDB
3370	$BDB_POLL_WATCHER = Event->io (	3743
3371	reentrant => 0,
3372	fd => BDB::poll_fileno,
3373	poll => 'r',
3374	prio => 0,
3375	data => WF_AUTOCANCEL,
3376	cb => \&BDB::poll_cb,
3377	);
3378	BDB::min_parallel 8;	3744	BDB::min_parallel 8;
3379		3745	BDB::max_poll_reqs $TICK * 0.1;
3380	BDB::set_sync_prepare {	3746	$Coro::BDB::WATCHER->priority (1);
3381	my $status;
3382	my $current = $Coro::current;
3383	(
3384	sub {
3385	$status = $!;
3386	$current->ready; undef $current;
3387	},
3388	sub {
3389	Coro::schedule while defined $current;
3390	$! = $status;
3391	},
3392	)
3393	};
3394		3747
3395	unless ($DB_ENV) {	3748	unless ($DB_ENV) {
3396	$DB_ENV = BDB::db_env_create;	3749	$DB_ENV = BDB::db_env_create;
		3750	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3751	| BDB::LOG_AUTOREMOVE, 1);
		3752	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3753	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3397		3754
3398	cf::sync_job {	3755	cf::sync_job {
3399	eval {	3756	eval {
3400	BDB::db_env_open	3757	BDB::db_env_open
3401	$DB_ENV,	3758	$DB_ENV,
…		…
3403	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3760	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3404	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3761	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3405	0666;	3762	0666;
3406		3763
3407	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3764	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3408
3409	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3410	$DB_ENV->set_lk_detect;
3411	};	3765	};
3412		3766
3413	cf::cleanup "db_env_open(db): $@" if $@;	3767	cf::cleanup "db_env_open(db): $@" if $@;
3414	};	3768	};
3415	}	3769	}
		3770
		3771	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3772	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3773	};
		3774	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3775	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3776	};
		3777	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3778	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3779	};
3416	}	3780	}
3417		3781
3418	{	3782	{
		3783	# configure IO::AIO
		3784
3419	IO::AIO::min_parallel 8;	3785	IO::AIO::min_parallel 8;
3420
3421	undef $Coro::AIO::WATCHER;
3422	IO::AIO::max_poll_time $TICK * 0.1;	3786	IO::AIO::max_poll_time $TICK * 0.1;
3423	$AIO_POLL_WATCHER = Event->io (	3787	$Coro::AIO::WATCHER->priority (1);
3424	reentrant => 0,
3425	data => WF_AUTOCANCEL,
3426	fd => IO::AIO::poll_fileno,
3427	poll => 'r',
3428	prio => 6,
3429	cb => \&IO::AIO::poll_cb,
3430	);
3431	}	3788	}
3432		3789
3433	my $_log_backtrace;	3790	my $_log_backtrace;
3434		3791
3435	sub _log_backtrace {	3792	sub _log_backtrace {
…		…
3439		3796
3440	# limit the # of concurrent backtraces	3797	# limit the # of concurrent backtraces
3441	if ($_log_backtrace < 2) {	3798	if ($_log_backtrace < 2) {
3442	++$_log_backtrace;	3799	++$_log_backtrace;
3443	async {	3800	async {
		3801	$Coro::current->{desc} = "abt $msg";
		3802
3444	my @bt = fork_call {	3803	my @bt = fork_call {
3445	@addr = map { sprintf "%x", $_ } @addr;	3804	@addr = map { sprintf "%x", $_ } @addr;
3446	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3805	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3447	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3806	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3448	or die "addr2line: $!";	3807	or die "addr2line: $!";

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