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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.341 by elmex, Sat Aug 25 16:51:38 2007 UTC vs.
Revision 1.429 by root, Sat May 3 15:17:13 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 3.64 ();	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;
24	use Coro::Util ();	46	use Coro::Util ();
25		47
26	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
27	use BDB ();	49	use BDB ();
28	use Data::Dumper;	50	use Data::Dumper;
29	use Digest::MD5;	51	use Digest::MD5;
30	use Fcntl;	52	use Fcntl;
31	use YAML::Syck ();	53	use YAML ();
32	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
33	use Time::HiRes;	55	use Time::HiRes;
34	use Compress::LZF;	56	use Compress::LZF;
35	use Digest::MD5 ();	57	use Digest::MD5 ();
36		58
37	# configure various modules to our taste	59	# configure various modules to our taste
38	#	60	#
39	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
40	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
41	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
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47		64
48	$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
49		66
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		68
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
75		93
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	97	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		99
84	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	104	our $DB_ENV;
86		105
87	our %CFG;	106	our %CFG;
88		107
89	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
91		111
92	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
95		115
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		118
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
102		123
103	binmode STDOUT;	124	binmode STDOUT;
104	binmode STDERR;	125	binmode STDERR;
105		126
106	# read virtual server time, if available	127	# read virtual server time, if available
…		…
159		180
160	The raw value load value from the last tick.	181	The raw value load value from the last tick.
161		182
162	=item %cf::CFG	183	=item %cf::CFG
163		184
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	186	from wherever your confdir points to.
166		187
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		189
169	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
…		…
187	$msg .= "\n"	208	$msg .= "\n"
188	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
189		210
190	$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;
191		212
192	utf8::encode $msg;
193	LOG llevError, $msg;	213	LOG llevError, $msg;
194	};	214	};
195	}	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	$SIG{__DIE__} = sub { }; #d#?
196		231
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
213	)) {	248	)) {
214	no strict 'refs';	249	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	251	}
217		252
218	$Event::DIED = sub {	253	$EV::DIED = sub {
219	warn "error in event callback: @_";	254	warn "error in event callback: @_";
220	};	255	};
221		256
222	#############################################################################	257	#############################################################################
223		258
…		…
246	$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;
247	$d	282	$d
248	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
249	}	284	}
250		285
251	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
252		287
253	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
254		289
255	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
256		291
257	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
258		293
259	=cut	294	=cut
260		295
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		297
263	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
265		300
266	=item cf::lock_wait $string	301	=item cf::lock_wait $string
267		302
268	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
269		304
…		…
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
275	returned.	310	returned.
276		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
277	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
278	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
279		317
280	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
281		319
282	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
283		321
284	=cut	322	=cut
285		323
286	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
287		326
288	sub lock_wait($) {	327	sub lock_wait($) {
289	my ($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#
290		334
291	# wait for lock, if any	335	# wait for lock, if any
292	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	338	Coro::schedule;
…		…
300		344
301	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
302	lock_wait $key;	346	lock_wait $key;
303		347
304	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
305		350
306	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
309	}	355	}
310	}	356	}
311		357
…		…
314		360
315	! ! $LOCK{$key}	361	! ! $LOCK{$key}
316	}	362	}
317		363
318	sub freeze_mainloop {	364	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
320		366
321	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	368	}
323	};	369
324	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
325	$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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
326	}	383	}
327		384
328	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
329		386
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
343		400
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
346	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
347		406
348	while () {	407	while () {
349	next_job:	408	next_job:
350	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
358	}	417	}
359	}	418	}
360	}	419	}
361		420
362	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	424	$signal->wait;
366	} else {	425	} else {
367	Coro::schedule;	426	Coro::schedule;
368	}	427	}
369	}	428	}
370	};	429	};
371		430
372	sub get_slot($;$$) {	431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
373	my ($time, $pri, $name) = @_;	434	my ($time, $pri, $name) = @_;
374		435
375	$time = $TICK * .6 if $time > $TICK * .6;	436	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	437	my $sig = new Coro::Signal;
377		438
…		…
391		452
392	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
393		454
394	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
395		456
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	460	acceptable.
400		461
401	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		468
408	sub sync_job(&) {	469	sub sync_job(&) {
409	my ($job) = @_;	470	my ($job) = @_;
410		471
411	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	473	my $time = EV::time;
413		474
414	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
416		477
417	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	479
419	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
420		481
421	my $busy = 1;	482	my $busy = 1;
422	my @res;	483	my @res;
423		484
424	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	487	@res = eval { $job->() };
426	warn $@ if $@;	488	warn $@ if $@;
427	undef $busy;	489	undef $busy;
428	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
429		491
430	while ($busy) {	492	while ($busy) {
431	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
432	}	497	}
		498	}
433		499
434	$time = Event::time - $time;	500	my $time = EV::time - $time;
435		501
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
440		503
441	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
442	} else {	505	} else {
443	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
444		507
…		…
469	=item fork_call { }, $args	532	=item fork_call { }, $args
470		533
471	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
475		538
476	=cut	539	=cut
477		540
478	sub fork_call(&@) {	541	sub fork_call(&@) {
479	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
480		543
481	# we seemingly have to make a local copy of the whole thing,	544	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	545	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	546	# TODO: investigate and fix (likely this will be rather laborious)
484		547
485	my @res = Coro::Util::fork_eval {	548	my @res = Coro::Util::fork_eval {
486	reset_signals;	549	reset_signals;
487	&$cb	550	&$cb
488	}, @args;	551	}, @args;
489		552
490	wantarray ? @res : $res[-1]	553	wantarray ? @res : $res[-1]
491	}	554	}
492		555
		556	=item $coin = coin_from_name $name
		557
		558	=cut
		559
		560	our %coin_alias = (
		561	"silver" => "silvercoin",
		562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
		581	}
		582
493	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
494		584
495	Returns a single value from the environment database.	585	Returns a single value from the environment database.
496		586
497	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
498		588
499	Stores the given C<$value> in the family. It can currently store binary	589	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	590	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		591
		592	=item $db = cf::db_table "name"
		593
		594	Create and/or open a new database table. The string must not be "db" and must be unique
		595	within each server.
		596
502	=cut	597	=cut
		598
		599	sub db_table($) {
		600	my ($name) = @_;
		601	my $db = BDB::db_create $DB_ENV;
		602
		603	eval {
		604	$db->set_flags (BDB::CHKSUM);
		605
		606	utf8::encode $name;
		607	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		608	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		609	cf::cleanup "db_open(db): $!" if $!;
		610	};
		611	cf::cleanup "db_open(db): $@" if $@;
		612
		613	$db
		614	}
503		615
504	our $DB;	616	our $DB;
505		617
506	sub db_init {	618	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	619	cf::sync_job {
511	eval {	620	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	621	};
521	}	622	}
522		623
523	sub db_get($$) {	624	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
525		626
…		…
575	if (1) {	676	if (1) {
576	$md5 =	677	$md5 =
577	join "\x00",	678	join "\x00",
578	$processversion,	679	$processversion,
579	map {	680	map {
580	Coro::cede;	681	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	683	} 0.. $#$src;
583		684
584		685
585	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
629	attach callbacks/event handlers (a collection of which is called an "attachment")	730	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
631		732
632	In the following description, CLASS can be any of C<global>, C<object>	733	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	734	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	735	Deliantra).
635		736
636	=over 4	737	=over 4
637		738
638	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
639		740
…		…
921	}	1022	}
922		1023
923	0	1024	0
924	}	1025	}
925		1026
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1028
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1030
930	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
931		1032
…		…
937		1038
938	=cut	1039	=cut
939		1040
940	#############################################################################	1041	#############################################################################
941	# object support	1042	# object support
942	#
943		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
944	sub _can_merge {	1077	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1078	my ($ob1, $ob2) = @_;
946		1079
947	local $Storable::canonical = 1;	1080	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1081
951	$fob1 eq $fob2	1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
952	}	1084	}
953		1085
954	sub reattach {	1086	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1088	my ($obj) = @_;
…		…
978	cf::attachable->attach (	1110	cf::attachable->attach (
979	prio => -1000000,	1111	prio => -1000000,
980	on_instantiate => sub {	1112	on_instantiate => sub {
981	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
982		1114
983	$data = from_json $data;	1115	$data = decode_json $data;
984		1116
985	for (@$data) {	1117	for (@$data) {
986	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
987		1119
988	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1136	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
1006		1138
1007	sync_job {	1139	sync_job {
1008	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
1011		1144
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1149	aio_close $fh;
1017		1150
1018	if (@$objs) {	1151	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1157	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1159	}
1027	} else {	1160	} else {
1028	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
1029	}	1162	}
…		…
1034	}	1167	}
1035	} else {	1168	} else {
1036	aio_unlink $filename;	1169	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1038	}	1171	}
1039	}	1172	};
1040	}	1173	}
1041		1174
1042	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1044		1177
…		…
1056	or return;	1189	or return;
1057		1190
1058	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1193	or return;
		1194
1061	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1062	}	1197	}
1063		1198
		1199	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1066	return ($data, $av);	1203	($data, $av)
1067	}	1204	}
1068		1205
1069	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1070		1207
1071	=over 4	1208	=over 4
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1222		1359
1223	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1361	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1363	}
1228		1364
1229	warn $msg;	1365	warn $msg;
1230	}	1366	}
1231		1367
…		…
1256	use Coro::AIO;	1392	use Coro::AIO;
1257		1393
1258	=head3 cf::player	1394	=head3 cf::player
1259		1395
1260	=over 4	1396	=over 4
		1397
		1398	=item cf::player::num_playing
		1399
		1400	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1401
		1402	=cut
		1403
		1404	sub num_playing {
		1405	scalar grep
		1406	$_->ob->map
		1407	&& !$_->hidden
		1408	&& !$_->ob->flag (cf::FLAG_WIZ),
		1409	cf::player::list
		1410	}
1261		1411
1262	=item cf::player::find $login	1412	=item cf::player::find $login
1263		1413
1264	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1265		1415
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1455
1306	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1457	or return;
		1458
		1459	my $pl = cf::player::load_pl $f
		1460	or return;
		1461
		1462	local $cf::PLAYER_LOADING{$login} = $pl;
		1463	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1309	}	1465	}
1310	}	1466	}
1311	}	1467	}
1312		1468
…		…
1321	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1322		1478
1323	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
1325		1481
		1482	cf::get_slot 0.01;
		1483
1326	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1327	Coro::cede;	1485	cf::cede_to_tick;
1328	}	1486	}
1329		1487
1330	sub new($) {	1488	sub new($) {
1331	my ($login) = @_;	1489	my ($login) = @_;
1332		1490
…		…
1410	or return [];	1568	or return [];
1411		1569
1412	my @logins;	1570	my @logins;
1413		1571
1414	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
		1573	my $path = path $login;
		1574
		1575	# a .pst is a dead give-away for a valid player
		1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1581	}
1418		1582
1419	utf8::decode $login;	1583	utf8::decode $login;
1420	push @logins, $login;	1584	push @logins, $login;
1421	}	1585	}
1422		1586
…		…
1455		1619
1456	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1457		1621
1458	=cut	1622	=cut
1459		1623
		1624	use re 'eval';
		1625
		1626	my $group;
		1627	my $interior; $interior = qr{
		1628	# match a pod interior sequence sans C<< >>
		1629	(?:
		1630	\ (.*?)\ (?{ $group = $^N })
		1631	| < (??{$interior}) >
		1632	)
		1633	}x;
		1634
1460	sub expand_cfpod {	1635	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1462		1637
1463	# escape & and <	1638	my $xml;
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466		1639
1467	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1468		1643
1469	1 while	1644	$group =~ s/&/&amp;/g;
1470	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1471	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1474	# replace G<male|female> tags	1649	([BCGHITU])
1475	|| s{G<([^>|]*)\|([^>]*)>}{	1650	<
1476	$self->gender ? $2 : $1	1651	(?:
1477	}ge	1652	([^<>]*) (?{ $group = $^N })
1478	# replace H<hint text>	1653	| < $interior >
1479	|| s{H<([^\>]*)>}	1654	)
		1655	>
		1656	%gcsx
1480	{	1657	) {
		1658	my ($code, $data) = ($1, $group);
		1659
		1660	if ($code eq "B") {
		1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1662	} elsif ($code eq "I") {
		1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1664	} elsif ($code eq "U") {
		1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1666	} elsif ($code eq "C") {
		1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1668	} elsif ($code eq "T") {
		1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1670	} elsif ($code eq "G") {
		1671	my ($male, $female) = split /\|/, $data;
		1672	$data = $self->gender ? $female : $male;
		1673	$xml .= expand_cfpod ($self, $data);
		1674	} elsif ($code eq "H") {
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")	1677	"")
1484	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1485	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1486		1689
		1690	for ($xml) {
1487	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1489		1693
1490	# compress some whitespace	1694	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1495		1700
1496	$_	1701	$xml
1497	}	1702	}
		1703
		1704	no re 'eval';
1498		1705
1499	sub hintmode {	1706	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}	1708	$_[0]{hintmode}
1502	}	1709	}
…		…
1574	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1576		1783
1577	sub generate_random_map {	1784	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1785	my ($self, $rmp) = @_;
		1786
		1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1788
1579	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1790	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1915
1706	# the temporary/swap location	1916	# the temporary/swap location
1707	sub save_path {	1917	sub save_path {
1708	my ($self) = @_;	1918	my ($self) = @_;
1709		1919
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1712	}	1922	}
1713		1923
1714	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1715	sub uniq_path {	1925	sub uniq_path {
1716	my ($self) = @_;	1926	my ($self) = @_;
1717		1927
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1720	}	1930	}
1721		1931
1722	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1723	# all maps in C++...	1933	# all maps in C++...
…		…
1746		1956
1747	sub load_header_from($) {	1957	sub load_header_from($) {
1748	my ($self, $path) = @_;	1958	my ($self, $path) = @_;
1749		1959
1750	utf8::encode $path;	1960	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1961	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1962	or return;
		1963
		1964	$self->_load_header ($f)
		1965	or return;
		1966
		1967	local $MAP_LOADING{$self->{path}} = $self;
		1968	$f->resolve_delayed_derefs;
1756		1969
1757	$self->{load_path} = $path;	1970	$self->{load_path} = $path;
1758		1971
1759	1	1972	1
1760	}	1973	}
…		…
1814	sub find {	2027	sub find {
1815	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1816		2029
1817	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1818		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1820		2034
1821	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
		2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1822	my $guard = cf::lock_acquire "map_find:$path";	2037	my $guard2 = cf::lock_acquire "map_find:$path";
		2038
1823	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1824	or return;	2040	or return;
1825		2041
1826	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1827		2043
…		…
1829	or return;	2045	or return;
1830		2046
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1834	$map->reset;	2052	$map->reset;
1835	undef $guard;
1836	return find $path;	2053	return find $path;
1837	}	2054	}
1838		2055
1839	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1840	}	2057	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1850		2067
1851	my $path = $self->{path};	2068	my $path = $self->{path};
1852		2069
1853	{	2070	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1855		2072
		2073	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2075
1858	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1859		2077
1860	$self->alloc;	2078	$self->alloc;
1861		2079
1862	$self->pre_load;	2080	$self->pre_load;
1863	Coro::cede;	2081	cf::cede_to_tick;
1864		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1866	or return;	2086	or return;
1867		2087
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1869	if delete $self->{load_original};	2089	if delete $self->{load_original};
1870		2090
1871	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2092	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2095	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1876	}	2099	}
1877	}	2100	}
1878		2101
1879	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1880	# now do the right thing for maps	2105	# now do the right thing for maps
1881	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2108	unless $self->difficulty;
1884	Coro::cede;	2109	cf::cede_to_tick;
1885		2110
1886	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2112	$self->decay_objects;
1888	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1889	$self->update_buttons;	2114	$self->update_buttons;
1890	Coro::cede;	2115	cf::cede_to_tick;
1891	$self->set_darkness_map;	2116	$self->set_darkness_map;
1892	Coro::cede;	2117	cf::cede_to_tick;
1893	$self->activate;	2118	$self->activate;
1894	}	2119	}
1895		2120
1896	$self->{last_save} = $cf::RUNTIME;	2121	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2122	$self->last_access ($cf::RUNTIME);
1898		2123
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2125	}
1901		2126
1902	$self->post_load;	2127	$self->post_load;
1903	}	2128	}
1904		2129
…		…
1948		2173
1949	sub do_load_sync {	2174	sub do_load_sync {
1950	my ($map) = @_;	2175	my ($map) = @_;
1951		2176
1952	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
1953	if $Coro::current != $Coro::main;	2178	if $Coro::current == $Coro::main;
1954		2179
1955	cf::sync_job { $map->load };	2180	cf::sync_job { $map->load };
1956	}	2181	}
1957		2182
1958	our %MAP_PREFETCH;	2183	our %MAP_PREFETCH;
…		…
1962	my ($path, $origin, $load) = @_;	2187	my ($path, $origin, $load) = @_;
1963		2188
1964	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1965		2190
1966	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2193	}
1969		2194
1970	$MAP_PREFETCH{$path} |= $load;	2195	$MAP_PREFETCH{$path} |= $load;
1971		2196
1972	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1973	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2202	if (my $map = find $k) {
1976	$map->load if $v;	2203	$map->load if $v;
1977	}	2204	}
…		…
1987	}	2214	}
1988		2215
1989	sub save {	2216	sub save {
1990	my ($self) = @_;	2217	my ($self) = @_;
1991		2218
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;	2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2220
1994	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1995		2222
1996	return unless $self->dirty;	2223	return unless $self->dirty;
1997		2224
…		…
2003	return if $self->{deny_save};	2230	return if $self->{deny_save};
2004		2231
2005	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2006		2233
2007	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2009	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2010		2240
2011	if ($uniq) {	2241	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2244	} else {
…		…
2020	my ($self) = @_;	2250	my ($self) = @_;
2021		2251
2022	# save first because save cedes	2252	# save first because save cedes
2023	$self->save;	2253	$self->save;
2024		2254
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2256
2027	return if $self->players;	2257	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
2029	return if $self->{deny_save};	2259	return if $self->{deny_save};
2030		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
2031	$self->clear;	2265	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2266	}
2034		2267
2035	sub reset_at {	2268	sub reset_at {
2036	my ($self) = @_;	2269	my ($self) = @_;
2037		2270
…		…
2069	if $uniq;	2302	if $uniq;
2070	}	2303	}
2071		2304
2072	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
2073		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2309	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2310
2078	$self->unlink_save;	2311	$self->unlink_save;
2079	$self->destroy;	2312	$self->destroy;
2080	}	2313	}
2081		2314
2082	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
2083		2316
2084	sub nuke {	2317	sub nuke {
2085	my ($self) = @_;	2318	my ($self) = @_;
2086		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
2087	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
2088		2324
2089	$self->unlink_save;	2325	$self->unlink_save;
2090		2326
2091	bless $self, "cf::map";	2327	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2332
2097	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
2098		2335
2099	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
2100	}	2337	}
2101		2338
2102	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
2144		2381
2145	sub unique_maps() {	2382	sub unique_maps() {
2146	[	2383	[
2147	map {	2384	map {
2148	utf8::decode $_;	2385	utf8::decode $_;
2149	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2150	? normalise $_	2389	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2391	]
2154	}	2392	}
2155		2393
2156	package cf;
2157
2158	=back	2394	=back
2159		2395
2160	=head3 cf::object	2396	=head3 cf::object
2161		2397
2162	=cut	2398	=cut
…		…
2165		2401
2166	=over 4	2402	=over 4
2167		2403
2168	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2169		2405
2170	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2171		2408
2172	=cut	2409	=cut
2173		2410
2174	sub inv_recursive_;	2411	sub inv_recursive_;
2175	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2178		2415
2179	sub inv_recursive {	2416	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2181	}	2418	}
2182		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
		2446	}
		2447
2183	package cf;	2448	package cf;
2184		2449
2185	=back	2450	=back
2186		2451
2187	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2458	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2196		2461
2197	=cut	2462	=cut
		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
2198		2477
2199	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2479	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2495
2217	} else {	2496	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2499	}
2221	}	2500	}
2222	}	2501	}
2223		2502
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2625
2347	$self->enter_link;	2626	$self->enter_link;
2348		2627
2349	(async {	2628	(async {
		2629	$Coro::current->{desc} = "player::goto $path $x $y";
		2630
		2631	# *tag paths override both path and x|y
		2632	if ($path =~ /^\*(.*)$/) {
		2633	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2634	my $ob = $obs[rand @obs];
		2635
		2636	# see if we actually can go there
		2637	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2638	$ob = $obs[rand @obs];
		2639	} else {
		2640	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2641	}
		2642	# else put us there anyways for now #d#
		2643
		2644	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2645	} else {
		2646	($path, $x, $y) = (undef, undef, undef);
		2647	}
		2648	}
		2649
2350	my $map = eval {	2650	my $map = eval {
2351	my $map = cf::map::find $path;	2651	my $map = defined $path ? cf::map::find $path : undef;
2352		2652
2353	if ($map) {	2653	if ($map) {
2354	$map = $map->customise_for ($self);	2654	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2655	$map = $check->($map) if $check && $map;
2356	} else {	2656	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2658	}
2359		2659
2360	$map	2660	$map
2361	};	2661	};
2362		2662
…		…
2415	$rmp->{origin_y} = $exit->y;	2715	$rmp->{origin_y} = $exit->y;
2416	}	2716	}
2417		2717
2418	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2419		2719
2420	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2423		2723
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
…		…
2452	# if exit is damned, update players death & WoR home-position	2752	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)	2753	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);	2754	if $exit->flag (FLAG_DAMNED);
2455		2755
2456	(async {	2756	(async {
		2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2758
2457	$self->deactivate_recursive; # just to be sure	2759	$self->deactivate_recursive; # just to be sure
2458	unless (eval {	2760	unless (eval {
2459	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($slaying, $hp, $sp);
2460		2762
2461	1;	2763	1;
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2798	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2799	the message unless the client supports the msg packet.
2498		2800
2499	=cut	2801	=cut
2500		2802
		2803	# non-persistent channels (usually the info channel)
		2804	our %CHANNEL = (
		2805	"c/identify" => {
		2806	id => "infobox",
		2807	title => "Identify",
		2808	reply => undef,
		2809	tooltip => "Items recently identified",
		2810	},
		2811	"c/examine" => {
		2812	id => "infobox",
		2813	title => "Examine",
		2814	reply => undef,
		2815	tooltip => "Signs and other items you examined",
		2816	},
		2817	"c/book" => {
		2818	id => "infobox",
		2819	title => "Book",
		2820	reply => undef,
		2821	tooltip => "The contents of a note or book",
		2822	},
		2823	"c/lookat" => {
		2824	id => "infobox",
		2825	title => "Look",
		2826	reply => undef,
		2827	tooltip => "What you saw there",
		2828	},
		2829	"c/who" => {
		2830	id => "infobox",
		2831	title => "Players",
		2832	reply => undef,
		2833	tooltip => "Shows players who are currently online",
		2834	},
		2835	"c/body" => {
		2836	id => "infobox",
		2837	title => "Body Parts",
		2838	reply => undef,
		2839	tooltip => "Shows which body parts you posess and are available",
		2840	},
		2841	"c/uptime" => {
		2842	id => "infobox",
		2843	title => "Uptime",
		2844	reply => undef,
		2845	tooltip => "How long the server has been running since last restart",
		2846	},
		2847	"c/mapinfo" => {
		2848	id => "infobox",
		2849	title => "Map Info",
		2850	reply => undef,
		2851	tooltip => "Information related to the maps",
		2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
		2859	);
		2860
2501	sub cf::client::send_msg {	2861	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2862	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2863
2504	$msg = $self->pl->expand_cfpod ($msg);	2864	$msg = $self->pl->expand_cfpod ($msg);
2505		2865
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	2866	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		2867
		2868	# check predefined channels, for the benefit of C
		2869	if ($CHANNEL{$channel}) {
		2870	$channel = $CHANNEL{$channel};
		2871
		2872	$self->ext_msg (channel_info => $channel)
		2873	if $self->can_msg;
		2874
		2875	$channel = $channel->{id};
		2876
2508	if (ref $channel) {	2877	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	2878	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	2879	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	2880	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	2881	$self->ext_msg (channel_info => $channel)
		2882	if $self->can_msg;
2513	}	2883	}
2514		2884
2515	$channel = $channel->{id};	2885	$channel = $channel->{id};
2516	}	2886	}
2517		2887
…		…
2558	=cut	2928	=cut
2559		2929
2560	sub cf::client::ext_msg($$@) {	2930	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	2931	my ($self, $type, @msg) = @_;
2562		2932
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	2933	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	2935	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	2936	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	2938	}
2571	}	2939	}
2572		2940
…		…
2579	sub cf::client::ext_reply($$@) {	2947	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	2948	my ($self, $id, @msg) = @_;
2581		2949
2582	if ($self->extcmd == 2) {	2950	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {	2952	} elsif ($self->extcmd == 1) {
2585	#TODO: version 1, remove	2953	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;	2954	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	2956	}
2589	}	2957	}
…		…
2731	=pod	3099	=pod
2732		3100
2733	The following functions and methods are available within a safe environment:	3101	The following functions and methods are available within a safe environment:
2734		3102
2735	cf::object	3103	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3104	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race decrease_ob_nr	3105	insert remove name archname title slaying race decrease split
2738		3106
2739	cf::object::player	3107	cf::object::player
2740	player	3108	player
2741		3109
2742	cf::player	3110	cf::player
…		…
2748	=cut	3116	=cut
2749		3117
2750	for (	3118	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race	3120	insert remove inv name archname title slaying race
2753	decrease_ob_nr)],	3121	decrease split destroy)],
2754	["cf::object::player" => qw(player)],	3122	["cf::object::player" => qw(player)],
2755	["cf::player" => qw(peaceful)],	3123	["cf::player" => qw(peaceful)],
2756	["cf::map" => qw(trigger)],	3124	["cf::map" => qw(trigger)],
2757	) {	3125	) {
2758	no strict 'refs';	3126	no strict 'refs';
…		…
2834	# the server's init and main functions	3202	# the server's init and main functions
2835		3203
2836	sub load_facedata($) {	3204	sub load_facedata($) {
2837	my ($path) = @_;	3205	my ($path) = @_;
2838		3206
		3207	# HACK to clear player env face cache, we need some signal framework
		3208	# for this (global event?)
		3209	%ext::player_env::MUSIC_FACE_CACHE = ();
		3210
2839	my $enc = JSON::XS->new->utf8->canonical;	3211	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2840		3212
2841	warn "loading facedata from $path\n";	3213	warn "loading facedata from $path\n";
2842		3214
2843	my $facedata;	3215	my $facedata;
2844	0 < aio_load $path, $facedata	3216	0 < aio_load $path, $facedata
…		…
2859	{	3231	{
2860	my $faces = $facedata->{faceinfo};	3232	my $faces = $facedata->{faceinfo};
2861		3233
2862	while (my ($face, $info) = each %$faces) {	3234	while (my ($face, $info) = each %$faces) {
2863	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3236
2864	cf::face::set_visibility $idx, $info->{visibility};	3237	cf::face::set_visibility $idx, $info->{visibility};
2865	cf::face::set_magicmap $idx, $info->{magicmap};	3238	cf::face::set_magicmap $idx, $info->{magicmap};
2866	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2867	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2868		3241
2869	cf::cede_to_tick;	3242	cf::cede_to_tick;
2870	}	3243	}
2871		3244
2872	while (my ($face, $info) = each %$faces) {	3245	while (my ($face, $info) = each %$faces) {
2873	next unless $info->{smooth};	3246	next unless $info->{smooth};
		3247
2874	my $idx = cf::face::find $face	3248	my $idx = cf::face::find $face
2875	or next;	3249	or next;
		3250
2876	if (my $smooth = cf::face::find $info->{smooth}) {	3251	if (my $smooth = cf::face::find $info->{smooth}) {
2877	cf::face::set_smooth $idx, $smooth;	3252	cf::face::set_smooth $idx, $smooth;
2878	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3253	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2879	} else {	3254	} else {
2880	warn "smooth face '$info->{smooth}' not found for face '$face'";	3255	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2898	{	3273	{
2899	# TODO: for gcfclient pleasure, we should give resources	3274	# TODO: for gcfclient pleasure, we should give resources
2900	# that gcfclient doesn't grok a >10000 face index.	3275	# that gcfclient doesn't grok a >10000 face index.
2901	my $res = $facedata->{resource};	3276	my $res = $facedata->{resource};
2902		3277
2903	my $soundconf = delete $res->{"res/sound.conf"};
2904
2905	while (my ($name, $info) = each %$res) {	3278	while (my ($name, $info) = each %$res) {
		3279	if (defined $info->{type}) {
2906	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2907	my $data;	3281	my $data;
2908		3282
2909	if ($info->{type} & 1) {	3283	if ($info->{type} & 1) {
2910	# prepend meta info	3284	# prepend meta info
2911		3285
2912	my $meta = $enc->encode ({	3286	my $meta = $enc->encode ({
2913	name => $name,	3287	name => $name,
2914	%{ $info->{meta} || {} },	3288	%{ $info->{meta} || {} },
2915	});	3289	});
2916		3290
2917	$data = pack "(w/a*)*", $meta, $info->{data};	3291	$data = pack "(w/a*)*", $meta, $info->{data};
		3292	} else {
		3293	$data = $info->{data};
		3294	}
		3295
		3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3297	cf::face::set_type $idx, $info->{type};
2918	} else {	3298	} else {
2919	$data = $info->{data};	3299	$RESOURCE{$name} = $info;
2920	}	3300	}
2921		3301
2922	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2923	cf::face::set_type $idx, $info->{type};
2924
2925	cf::cede_to_tick;	3302	cf::cede_to_tick;
2926	}	3303	}
2927
2928	if ($soundconf) {
2929	$soundconf = $enc->decode (delete $soundconf->{data});
2930
2931	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2932	my $sound = $soundconf->{compat}[$_]
2933	or next;
2934
2935	my $face = cf::face::find "sound/$sound->[1]";
2936	cf::sound::set $sound->[0] => $face;
2937	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2938	}
2939
2940	while (my ($k, $v) = each %{$soundconf->{event}}) {
2941	my $face = cf::face::find "sound/$v";
2942	cf::sound::set $k => $face;
2943	}
2944	}
2945	}	3304	}
		3305
		3306	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2946		3307
2947	1	3308	1
2948	}	3309	}
		3310
		3311	cf::global->attach (on_resource_update => sub {
		3312	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3313	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3314
		3315	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3316	my $sound = $soundconf->{compat}[$_]
		3317	or next;
		3318
		3319	my $face = cf::face::find "sound/$sound->[1]";
		3320	cf::sound::set $sound->[0] => $face;
		3321	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3322	}
		3323
		3324	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3325	my $face = cf::face::find "sound/$v";
		3326	cf::sound::set $k => $face;
		3327	}
		3328	}
		3329	});
2949		3330
2950	register_exticmd fx_want => sub {	3331	register_exticmd fx_want => sub {
2951	my ($ns, $want) = @_;	3332	my ($ns, $want) = @_;
2952		3333
2953	while (my ($k, $v) = each %$want) {	3334	while (my ($k, $v) = each %$want) {
2954	$ns->fx_want ($k, $v);	3335	$ns->fx_want ($k, $v);
2955	}	3336	}
2956	};	3337	};
2957		3338
		3339	sub load_resource_file($) {
		3340	my $guard = lock_acquire "load_resource_file";
		3341
		3342	my $status = load_resource_file_ $_[0];
		3343	get_slot 0.1, 100;
		3344	cf::arch::commit_load;
		3345
		3346	$status
		3347	}
		3348
2958	sub reload_regions {	3349	sub reload_regions {
		3350	# HACK to clear player env face cache, we need some signal framework
		3351	# for this (global event?)
		3352	%ext::player_env::MUSIC_FACE_CACHE = ();
		3353
2959	load_resource_file "$MAPDIR/regions"	3354	load_resource_file "$MAPDIR/regions"
2960	or die "unable to load regions file\n";	3355	or die "unable to load regions file\n";
2961		3356
2962	for (cf::region::list) {	3357	for (cf::region::list) {
2963	$_->{match} = qr/$_->{match}/	3358	$_->{match} = qr/$_->{match}/
…		…
2971	}	3366	}
2972		3367
2973	sub reload_archetypes {	3368	sub reload_archetypes {
2974	load_resource_file "$DATADIR/archetypes"	3369	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";	3370	or die "unable to load archetypes\n";
2976	#d# NEED to laod twice to resolve forward references
2977	# this really needs to be done in an extra post-pass
2978	# (which needs to be synchronous, so solve it differently)
2979	load_resource_file "$DATADIR/archetypes"
2980	or die "unable to load archetypes\n";
2981	}	3371	}
2982		3372
2983	sub reload_treasures {	3373	sub reload_treasures {
2984	load_resource_file "$DATADIR/treasures"	3374	load_resource_file "$DATADIR/treasures"
2985	or die "unable to load treasurelists\n";	3375	or die "unable to load treasurelists\n";
2986	}	3376	}
2987		3377
2988	sub reload_resources {	3378	sub reload_resources {
2989	warn "reloading resource files...\n";	3379	warn "reloading resource files...\n";
2990		3380
		3381	reload_facedata;
		3382	reload_archetypes;
2991	reload_regions;	3383	reload_regions;
2992	reload_facedata;
2993	#reload_archetypes;#d#
2994	reload_archetypes;
2995	reload_treasures;	3384	reload_treasures;
2996		3385
2997	warn "finished reloading resource files\n";	3386	warn "finished reloading resource files\n";
2998	}	3387	}
2999		3388
3000	sub init {	3389	sub init {
		3390	my $guard = freeze_mainloop;
		3391
3001	reload_resources;	3392	reload_resources;
3002	}	3393	}
3003		3394
3004	sub cfg_load {	3395	sub reload_config {
3005	open my $fh, "<:utf8", "$CONFDIR/config"	3396	open my $fh, "<:utf8", "$CONFDIR/config"
3006	or return;	3397	or return;
3007		3398
3008	local $/;	3399	local $/;
3009	*CFG = YAML::Syck::Load <$fh>;	3400	*CFG = YAML::Load <$fh>;
3010		3401
3011	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3012		3403
3013	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3014	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3025	sub main {	3416	sub main {
3026	# we must not ever block the main coroutine	3417	# we must not ever block the main coroutine
3027	local $Coro::idle = sub {	3418	local $Coro::idle = sub {
3028	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3029	(async {	3420	(async {
3030	Event::one_event;	3421	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3422	EV::loop EV::LOOP_ONESHOT;
3031	})->prio (Coro::PRIO_MAX);	3423	})->prio (Coro::PRIO_MAX);
3032	};	3424	};
3033		3425
3034	cfg_load;	3426	{
		3427	my $guard = freeze_mainloop;
		3428	reload_config;
3035	db_init;	3429	db_init;
3036	load_extensions;	3430	load_extensions;
3037		3431
3038	$TICK_WATCHER->start;	3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3433	evthread_start IO::AIO::poll_fileno;
		3434	}
		3435
3039	Event::loop;	3436	EV::loop;
3040	}	3437	}
3041		3438
3042	#############################################################################	3439	#############################################################################
3043	# initialisation and cleanup	3440	# initialisation and cleanup
3044		3441
3045	# install some emergency cleanup handlers	3442	# install some emergency cleanup handlers
3046	BEGIN {	3443	BEGIN {
		3444	our %SIGWATCHER = ();
3047	for my $signal (qw(INT HUP TERM)) {	3445	for my $signal (qw(INT HUP TERM)) {
3048	Event->signal (	3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3049	reentrant => 0,
3050	data => WF_AUTOCANCEL,
3051	signal => $signal,
3052	prio => 0,
3053	cb => sub {
3054	cf::cleanup "SIG$signal";	3447	cf::cleanup "SIG$signal";
3055	},
3056	);	3448	};
3057	}	3449	}
3058	}	3450	}
3059		3451
3060	sub write_runtime {	3452	sub write_runtime_sync {
3061	my $runtime = "$LOCALDIR/runtime";	3453	my $runtime = "$LOCALDIR/runtime";
3062		3454
3063	# first touch the runtime file to show we are still running:	3455	# first touch the runtime file to show we are still running:
3064	# the fsync below can take a very very long time.	3456	# the fsync below can take a very very long time.
3065		3457
…		…
3091	and return;	3483	and return;
3092		3484
3093	warn "runtime file written.\n";	3485	warn "runtime file written.\n";
3094		3486
3095	1	3487	1
		3488	}
		3489
		3490	our $uuid_lock;
		3491	our $uuid_skip;
		3492
		3493	sub write_uuid_sync($) {
		3494	$uuid_skip ||= $_[0];
		3495
		3496	return if $uuid_lock;
		3497	local $uuid_lock = 1;
		3498
		3499	my $uuid = "$LOCALDIR/uuid";
		3500
		3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3502	or return;
		3503
		3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3505	$uuid_skip = 0;
		3506
		3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3508	and return;
		3509
		3510	# always fsync - this file is important
		3511	aio_fsync $fh
		3512	and return;
		3513
		3514	close $fh
		3515	or return;
		3516
		3517	aio_rename "$uuid~", $uuid
		3518	and return;
		3519
		3520	warn "uuid file written ($value).\n";
		3521
		3522	1
		3523
		3524	}
		3525
		3526	sub write_uuid($$) {
		3527	my ($skip, $sync) = @_;
		3528
		3529	$sync ? write_uuid_sync $skip
		3530	: async { write_uuid_sync $skip };
3096	}	3531	}
3097		3532
3098	sub emergency_save() {	3533	sub emergency_save() {
3099	my $freeze_guard = cf::freeze_mainloop;	3534	my $freeze_guard = cf::freeze_mainloop;
3100		3535
…		…
3106	# and maps saved/destroyed asynchronously.	3541	# and maps saved/destroyed asynchronously.
3107	warn "begin emergency player save\n";	3542	warn "begin emergency player save\n";
3108	for my $login (keys %cf::PLAYER) {	3543	for my $login (keys %cf::PLAYER) {
3109	my $pl = $cf::PLAYER{$login} or next;	3544	my $pl = $cf::PLAYER{$login} or next;
3110	$pl->valid or next;	3545	$pl->valid or next;
		3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3111	$pl->save;	3547	$pl->save;
3112	}	3548	}
3113	warn "end emergency player save\n";	3549	warn "end emergency player save\n";
3114		3550
3115	warn "begin emergency map save\n";	3551	warn "begin emergency map save\n";
…		…
3121	warn "end emergency map save\n";	3557	warn "end emergency map save\n";
3122		3558
3123	warn "begin emergency database checkpoint\n";	3559	warn "begin emergency database checkpoint\n";
3124	BDB::db_env_txn_checkpoint $DB_ENV;	3560	BDB::db_env_txn_checkpoint $DB_ENV;
3125	warn "end emergency database checkpoint\n";	3561	warn "end emergency database checkpoint\n";
		3562
		3563	warn "begin write uuid\n";
		3564	write_uuid_sync 1;
		3565	warn "end write uuid\n";
3126	};	3566	};
3127		3567
3128	warn "leave emergency perl save\n";	3568	warn "leave emergency perl save\n";
3129	}	3569	}
3130		3570
…		…
3145	warn "reloading...";	3585	warn "reloading...";
3146		3586
3147	warn "entering sync_job";	3587	warn "entering sync_job";
3148		3588
3149	cf::sync_job {	3589	cf::sync_job {
3150	cf::write_runtime; # external watchdog should not bark	3590	cf::write_runtime_sync; # external watchdog should not bark
3151	cf::emergency_save;	3591	cf::emergency_save;
3152	cf::write_runtime; # external watchdog should not bark	3592	cf::write_runtime_sync; # external watchdog should not bark
3153		3593
3154	warn "syncing database to disk";	3594	warn "syncing database to disk";
3155	BDB::db_env_txn_checkpoint $DB_ENV;	3595	BDB::db_env_txn_checkpoint $DB_ENV;
3156		3596
3157	# if anything goes wrong in here, we should simply crash as we already saved	3597	# if anything goes wrong in here, we should simply crash as we already saved
3158
3159	warn "cancelling all WF_AUTOCANCEL watchers";
3160	for (Event::all_watchers) {
3161	$_->cancel if $_->data & WF_AUTOCANCEL;
3162	}
3163		3598
3164	warn "flushing outstanding aio requests";	3599	warn "flushing outstanding aio requests";
3165	for (;;) {	3600	for (;;) {
3166	BDB::flush;	3601	BDB::flush;
3167	IO::AIO::flush;	3602	IO::AIO::flush;
3168	Coro::cede;	3603	Coro::cede_notself;
3169	last unless IO::AIO::nreqs || BDB::nreqs;	3604	last unless IO::AIO::nreqs || BDB::nreqs;
3170	warn "iterate...";	3605	warn "iterate...";
3171	}	3606	}
3172		3607
3173	++$RELOAD;	3608	++$RELOAD;
…		…
3232	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
3233	require cf;	3668	require cf;
3234	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3235		3670
3236	warn "loading config and database again";	3671	warn "loading config and database again";
3237	cf::cfg_load;	3672	cf::reload_config;
3238		3673
3239	warn "loading extensions";	3674	warn "loading extensions";
3240	cf::load_extensions;	3675	cf::load_extensions;
3241		3676
3242	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
…		…
3249	warn "leaving sync_job";	3684	warn "leaving sync_job";
3250		3685
3251	1	3686	1
3252	} or do {	3687	} or do {
3253	warn $@;	3688	warn $@;
3254	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3255	exit 1;
3256	};	3690	};
3257		3691
3258	warn "reloaded";	3692	warn "reloaded";
3259	};	3693	};
3260		3694
…		…
3262		3696
3263	sub reload_perl() {	3697	sub reload_perl() {
3264	# doing reload synchronously and two reloads happen back-to-back,	3698	# doing reload synchronously and two reloads happen back-to-back,
3265	# coro crashes during coro_state_free->destroy here.	3699	# coro crashes during coro_state_free->destroy here.
3266		3700
3267	$RELOAD_WATCHER ||= Event->timer (	3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3268	reentrant => 0,
3269	after => 0,
3270	data => WF_AUTOCANCEL,
3271	cb => sub {
3272	do_reload_perl;	3702	do_reload_perl;
3273	undef $RELOAD_WATCHER;	3703	undef $RELOAD_WATCHER;
3274	},
3275	);	3704	};
3276	}	3705	}
3277		3706
3278	register_command "reload" => sub {	3707	register_command "reload" => sub {
3279	my ($who, $arg) = @_;	3708	my ($who, $arg) = @_;
3280		3709
3281	if ($who->flag (FLAG_WIZ)) {	3710	if ($who->flag (FLAG_WIZ)) {
3282	$who->message ("reloading server.");	3711	$who->message ("reloading server.");
		3712	async {
		3713	$Coro::current->{desc} = "perl_reload";
3283	async { reload_perl };	3714	reload_perl;
		3715	};
3284	}	3716	}
3285	};	3717	};
3286		3718
3287	unshift @INC, $LIBDIR;	3719	unshift @INC, $LIBDIR;
3288		3720
…		…
3290		3722
3291	our @WAIT_FOR_TICK;	3723	our @WAIT_FOR_TICK;
3292	our @WAIT_FOR_TICK_BEGIN;	3724	our @WAIT_FOR_TICK_BEGIN;
3293		3725
3294	sub wait_for_tick {	3726	sub wait_for_tick {
3295	return unless $TICK_WATCHER->is_active;
3296	return if $Coro::current == $Coro::main;	3727	return if tick_inhibit || $Coro::current == $Coro::main;
3297		3728
3298	my $signal = new Coro::Signal;	3729	my $signal = new Coro::Signal;
3299	push @WAIT_FOR_TICK, $signal;	3730	push @WAIT_FOR_TICK, $signal;
3300	$signal->wait;	3731	$signal->wait;
3301	}	3732	}
3302		3733
3303	sub wait_for_tick_begin {	3734	sub wait_for_tick_begin {
3304	return unless $TICK_WATCHER->is_active;
3305	return if $Coro::current == $Coro::main;	3735	return if tick_inhibit || $Coro::current == $Coro::main;
3306		3736
3307	my $signal = new Coro::Signal;	3737	my $signal = new Coro::Signal;
3308	push @WAIT_FOR_TICK_BEGIN, $signal;	3738	push @WAIT_FOR_TICK_BEGIN, $signal;
3309	$signal->wait;	3739	$signal->wait;
3310	}	3740	}
3311		3741
3312	my $min = 1e6;#d#	3742	sub tick {
3313	my $avg = 10;
3314	$TICK_WATCHER = Event->timer (
3315	reentrant => 0,
3316	parked => 1,
3317	prio => 0,
3318	at => $NEXT_TICK || $TICK,
3319	data => WF_AUTOCANCEL,
3320	cb => sub {
3321	if ($Coro::current != $Coro::main) {	3743	if ($Coro::current != $Coro::main) {
3322	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3744	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3323	unless ++$bug_warning > 10;	3745	unless ++$bug_warning > 10;
3324	return;	3746	return;
3325	}	3747	}
3326		3748
3327	$NOW = $tick_start = Event::time;
3328
3329	cf::server_tick; # one server iteration	3749	cf::server_tick; # one server iteration
3330		3750
3331	0 && sync_job {#d#	3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3332	for(1..10) {	3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3333	my $t = Event::time;	3753	Coro::async_pool {
3334	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3754	$Coro::current->{desc} = "runtime saver";
3335	or die;	3755	write_runtime_sync
3336		3756	or warn "ERROR: unable to write runtime file: $!";
3337	$map->width (50);
3338	$map->height (50);
3339	$map->alloc;
3340	$map->_load_objects ("/tmp/x.map", 1);
3341	my $t = Event::time - $t;
3342
3343	#next unless $t < 0.0013;#d#
3344	if ($t < $min) {
3345	$min = $t;
3346	}
3347	$avg = $avg * 0.99 + $t * 0.01;
3348	}
3349	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3350	exit 0;
3351	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3352	};	3757	};
		3758	}
3353		3759
3354	$RUNTIME += $TICK;
3355	$NEXT_TICK += $TICK;
3356
3357	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	$NEXT_RUNTIME_WRITE = $NOW + 10;
3359	Coro::async_pool {
3360	write_runtime
3361	or warn "ERROR: unable to write runtime file: $!";
3362	};
3363	}
3364
3365	# my $AFTER = Event::time;
3366	# warn $AFTER - $NOW;#d#
3367
3368	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3760	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3369	$sig->send;	3761	$sig->send;
3370	}	3762	}
3371	while (my $sig = shift @WAIT_FOR_TICK) {	3763	while (my $sig = shift @WAIT_FOR_TICK) {
3372	$sig->send;	3764	$sig->send;
3373	}	3765	}
3374		3766
3375	$NOW = Event::time;	3767	$LOAD = ($NOW - $TICK_START) / $TICK;
3376
3377	# if we are delayed by four ticks or more, skip them all
3378	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3379
3380	$TICK_WATCHER->at ($NEXT_TICK);
3381	$TICK_WATCHER->start;
3382
3383	$LOAD = ($NOW - $tick_start) / $TICK;
3384	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3768	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3385		3769
3386	_post_tick;	3770	if (0) {
3387		3771	if ($NEXT_TICK) {
3388		3772	my $jitter = $TICK_START - $NEXT_TICK;
		3773	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3774	warn "jitter $JITTER\n";#d#
		3775	}
3389	},	3776	}
3390	);	3777	}
3391		3778
3392	{	3779	{
3393	BDB::max_poll_time $TICK * 0.1;	3780	# configure BDB
3394	$BDB_POLL_WATCHER = Event->io (	3781
3395	reentrant => 0,
3396	fd => BDB::poll_fileno,
3397	poll => 'r',
3398	prio => 0,
3399	data => WF_AUTOCANCEL,
3400	cb => \&BDB::poll_cb,
3401	);
3402	BDB::min_parallel 8;	3782	BDB::min_parallel 8;
3403		3783	BDB::max_poll_reqs $TICK * 0.1;
3404	BDB::set_sync_prepare {	3784	$Coro::BDB::WATCHER->priority (1);
3405	my $status;
3406	my $current = $Coro::current;
3407	(
3408	sub {
3409	$status = $!;
3410	$current->ready; undef $current;
3411	},
3412	sub {
3413	Coro::schedule while defined $current;
3414	$! = $status;
3415	},
3416	)
3417	};
3418		3785
3419	unless ($DB_ENV) {	3786	unless ($DB_ENV) {
3420	$DB_ENV = BDB::db_env_create;	3787	$DB_ENV = BDB::db_env_create;
		3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3789	| BDB::LOG_AUTOREMOVE, 1);
		3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3421		3792
3422	cf::sync_job {	3793	cf::sync_job {
3423	eval {	3794	eval {
3424	BDB::db_env_open	3795	BDB::db_env_open
3425	$DB_ENV,	3796	$DB_ENV,
…		…
3427	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3798	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3428	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3799	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3429	0666;	3800	0666;
3430		3801
3431	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3802	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3432
3433	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3434	$DB_ENV->set_lk_detect;
3435	};	3803	};
3436		3804
3437	cf::cleanup "db_env_open(db): $@" if $@;	3805	cf::cleanup "db_env_open(db): $@" if $@;
3438	};	3806	};
3439	}	3807	}
		3808
		3809	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3810	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3811	};
		3812	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3813	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3814	};
		3815	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3816	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3817	};
3440	}	3818	}
3441		3819
3442	{	3820	{
		3821	# configure IO::AIO
		3822
3443	IO::AIO::min_parallel 8;	3823	IO::AIO::min_parallel 8;
3444
3445	undef $Coro::AIO::WATCHER;
3446	IO::AIO::max_poll_time $TICK * 0.1;	3824	IO::AIO::max_poll_time $TICK * 0.1;
3447	$AIO_POLL_WATCHER = Event->io (	3825	$Coro::AIO::WATCHER->priority (1);
3448	reentrant => 0,
3449	data => WF_AUTOCANCEL,
3450	fd => IO::AIO::poll_fileno,
3451	poll => 'r',
3452	prio => 6,
3453	cb => \&IO::AIO::poll_cb,
3454	);
3455	}	3826	}
3456		3827
3457	my $_log_backtrace;	3828	my $_log_backtrace;
3458		3829
3459	sub _log_backtrace {	3830	sub _log_backtrace {
…		…
3463		3834
3464	# limit the # of concurrent backtraces	3835	# limit the # of concurrent backtraces
3465	if ($_log_backtrace < 2) {	3836	if ($_log_backtrace < 2) {
3466	++$_log_backtrace;	3837	++$_log_backtrace;
3467	async {	3838	async {
		3839	$Coro::current->{desc} = "abt $msg";
		3840
3468	my @bt = fork_call {	3841	my @bt = fork_call {
3469	@addr = map { sprintf "%x", $_ } @addr;	3842	@addr = map { sprintf "%x", $_ } @addr;
3470	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3843	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3471	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3844	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3472	or die "addr2line: $!";	3845	or die "addr2line: $!";

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