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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.345 by root, Tue Aug 28 19:30:11 2007 UTC vs.
Revision 1.431 by elmex, Sun May 4 19:27:27 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 ();	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 $guard1 = cf::lock_acquire "map_data:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1855	my $guard2 = cf::lock_acquire "map_load:$path";
1856		2072
		2073	return unless $self->valid;
1857	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1858		2075
1859	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1860		2077
1861	$self->alloc;	2078	$self->alloc;
1862		2079
1863	$self->pre_load;	2080	$self->pre_load;
1864	Coro::cede;	2081	cf::cede_to_tick;
1865		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1866	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1867	or return;	2086	or return;
1868		2087
1869	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1870	if delete $self->{load_original};	2089	if delete $self->{load_original};
1871		2090
1872	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1873	utf8::encode $uniq;	2092	utf8::encode $uniq;
1874	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1875	$self->clear_unique_items;	2095	$self->clear_unique_items;
1876	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1877	}	2099	}
1878	}	2100	}
1879		2101
1880	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1881	# now do the right thing for maps	2105	# now do the right thing for maps
1882	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1883	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1884	unless $self->difficulty;	2108	unless $self->difficulty;
1885	Coro::cede;	2109	cf::cede_to_tick;
1886		2110
1887	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1888	$self->decay_objects;	2112	$self->decay_objects;
1889	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1890	$self->update_buttons;	2114	$self->update_buttons;
1891	Coro::cede;	2115	cf::cede_to_tick;
1892	$self->set_darkness_map;	2116	$self->set_darkness_map;
1893	Coro::cede;	2117	cf::cede_to_tick;
1894	$self->activate;	2118	$self->activate;
1895	}	2119	}
1896		2120
1897	$self->{last_save} = $cf::RUNTIME;	2121	$self->{last_save} = $cf::RUNTIME;
1898	$self->last_access ($cf::RUNTIME);	2122	$self->last_access ($cf::RUNTIME);
1899		2123
1900	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1901	}	2125	}
1902		2126
1903	$self->post_load;	2127	$self->post_load;
1904	}	2128	}
1905		2129
…		…
1963	my ($path, $origin, $load) = @_;	2187	my ($path, $origin, $load) = @_;
1964		2188
1965	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1966		2190
1967	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1968	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1969	}	2193	}
1970		2194
1971	$MAP_PREFETCH{$path} |= $load;	2195	$MAP_PREFETCH{$path} |= $load;
1972		2196
1973	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1974	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1975	while (my ($k, $v) = each %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1976	if (my $map = find $k) {	2202	if (my $map = find $k) {
1977	$map->load if $v;	2203	$map->load if $v;
1978	}	2204	}
…		…
2004	return if $self->{deny_save};	2230	return if $self->{deny_save};
2005		2231
2006	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2007		2233
2008	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2009	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2010	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2011		2240
2012	if ($uniq) {	2241	if ($uniq) {
2013	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2014	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2015	} else {	2244	} else {
…		…
2024	$self->save;	2253	$self->save;
2025		2254
2026	my $lock = cf::lock_acquire "map_data:$self->{path}";	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
2027		2256
2028	return if $self->players;	2257	return if $self->players;
2029	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
2030	return if $self->{deny_save};	2259	return if $self->{deny_save};
2031		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
2032	$self->clear;	2265	$self->clear;
2033	$self->in_memory (cf::MAP_SWAPPED);
2034	}	2266	}
2035		2267
2036	sub reset_at {	2268	sub reset_at {
2037	my ($self) = @_;	2269	my ($self) = @_;
2038		2270
…		…
2070	if $uniq;	2302	if $uniq;
2071	}	2303	}
2072		2304
2073	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
2074		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
2075	$self->clear;	2309	$self->clear;
2076
2077	$_->clear_links_to ($self) for values %cf::MAP;
2078		2310
2079	$self->unlink_save;	2311	$self->unlink_save;
2080	$self->destroy;	2312	$self->destroy;
2081	}	2313	}
2082		2314
2083	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
2084		2316
2085	sub nuke {	2317	sub nuke {
2086	my ($self) = @_;	2318	my ($self) = @_;
2087		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
2088	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
2089		2324
2090	$self->unlink_save;	2325	$self->unlink_save;
2091		2326
2092	bless $self, "cf::map";	2327	bless $self, "cf::map";
2093	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
2094	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
2095	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
2096	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2097		2332
2098	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
2099		2335
2100	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
2101	}	2337	}
2102		2338
2103	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
2145		2381
2146	sub unique_maps() {	2382	sub unique_maps() {
2147	[	2383	[
2148	map {	2384	map {
2149	utf8::decode $_;	2385	utf8::decode $_;
2150	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2151	? normalise $_	2389	: normalise $_
2152	: ()
2153	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2154	]	2391	]
2155	}	2392	}
2156		2393
2157	package cf;
2158
2159	=back	2394	=back
2160		2395
2161	=head3 cf::object	2396	=head3 cf::object
2162		2397
2163	=cut	2398	=cut
…		…
2166		2401
2167	=over 4	2402	=over 4
2168		2403
2169	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2170		2405
2171	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.
2172		2408
2173	=cut	2409	=cut
2174		2410
2175	sub inv_recursive_;	2411	sub inv_recursive_;
2176	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2179		2415
2180	sub inv_recursive {	2416	sub inv_recursive {
2181	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2182	}	2418	}
2183		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
2184	package cf;	2448	package cf;
2185		2449
2186	=back	2450	=back
2187		2451
2188	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2194	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>
2195	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
2196	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2197		2461
2198	=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	};
2199		2477
2200	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2201	# with dialog boxes.	2479	# with dialog boxes.
2202	#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
2203	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2215	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2216	$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));
2217		2495
2218	} else {	2496	} else {
2219	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2220	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2221	}	2499	}
2222	}	2500	}
2223	}	2501	}
2224		2502
2225	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2346	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2347		2625
2348	$self->enter_link;	2626	$self->enter_link;
2349		2627
2350	(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
2351	my $map = eval {	2650	my $map = eval {
2352	my $map = cf::map::find $path;	2651	my $map = defined $path ? cf::map::find $path : undef;
2353		2652
2354	if ($map) {	2653	if ($map) {
2355	$map = $map->customise_for ($self);	2654	$map = $map->customise_for ($self);
2356	$map = $check->($map) if $check && $map;	2655	$map = $check->($map) if $check && $map;
2357	} else {	2656	} else {
2358	$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);
2359	}	2658	}
2360		2659
2361	$map	2660	$map
2362	};	2661	};
2363		2662
…		…
2399	}	2698	}
2400		2699
2401	sub prepare_random_map {	2700	sub prepare_random_map {
2402	my ($exit) = @_;	2701	my ($exit) = @_;
2403		2702
2404	my $guard = cf::lock_acquire "exit_prepare:$exit";
2405
2406	# all this does is basically replace the /! path by	2703	# all this does is basically replace the /! path by
2407	# a new random map path (?random/...) with a seed	2704	# a new random map path (?random/...) with a seed
2408	# that depends on the exit object	2705	# that depends on the exit object
2409		2706
2410	my $rmp = parse_random_map_params $exit->msg;	2707	my $rmp = parse_random_map_params $exit->msg;
…		…
2412	if ($exit->map) {	2709	if ($exit->map) {
2413	$rmp->{region} = $exit->region->name;	2710	$rmp->{region} = $exit->region->name;
2414	$rmp->{origin_map} = $exit->map->path;	2711	$rmp->{origin_map} = $exit->map->path;
2415	$rmp->{origin_x} = $exit->x;	2712	$rmp->{origin_x} = $exit->x;
2416	$rmp->{origin_y} = $exit->y;	2713	$rmp->{origin_y} = $exit->y;
		2714
		2715	$exit->map->touch;
2417	}	2716	}
2418		2717
2419	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2420		2719
2421	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2422	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2423	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2424		2723
2425	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2426	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
2427	undef $fh;	2726	undef $fh;
2428	aio_rename "$meta~", $meta;	2727	aio_rename "$meta~", $meta;
2429		2728
		2729	my $slaying = "?random/$md5";
		2730
		2731	if ($exit->valid) {
2430	$exit->slaying ("?random/$md5");	2732	$exit->slaying ("?random/$md5");
2431	$exit->msg (undef);	2733	$exit->msg (undef);
		2734	}
2432	}	2735	}
2433	}	2736	}
2434		2737
2435	sub cf::object::player::enter_exit {	2738	sub cf::object::player::enter_exit {
2436	my ($self, $exit) = @_;	2739	my ($self, $exit) = @_;
2437		2740
2438	return unless $self->type == cf::PLAYER;	2741	return unless $self->type == cf::PLAYER;
2439		2742
2440	if ($exit->slaying eq "/!") {
2441	#TODO: this should de-fi-ni-te-ly not be a sync-job
2442	# the problem is that $exit might not survive long enough
2443	# so it needs to be done right now, right here
2444	cf::sync_job { prepare_random_map $exit };
2445	}
2446
2447	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2448	my $hp = $exit->stats->hp;
2449	my $sp = $exit->stats->sp;
2450
2451	$self->enter_link;	2743	$self->enter_link;
2452		2744
2453	# if exit is damned, update players death & WoR home-position
2454	$self->contr->savebed ($slaying, $hp, $sp)
2455	if $exit->flag (FLAG_DAMNED);
2456
2457	(async {	2745	(async {
2458	$self->deactivate_recursive; # just to be sure	2746	$Coro::current->{desc} = "enter_exit";
		2747
2459	unless (eval {	2748	unless (eval {
		2749	$self->deactivate_recursive; # just to be sure
		2750
		2751	# random map handling
		2752	{
		2753	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2754
		2755	prepare_random_map $exit
		2756	if $exit->slaying eq "/!";
		2757	}
		2758
		2759	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2760	my $x = $exit->stats->hp;
		2761	my $y = $exit->stats->sp;
		2762
2460	$self->goto ($slaying, $hp, $sp);	2763	$self->goto ($map, $x, $y);
2461		2764
		2765	# if exit is damned, update players death & WoR home-position
		2766	$self->contr->savebed ($map, $x, $y)
		2767	if $exit->flag (cf::FLAG_DAMNED);
		2768
2462	1;	2769	1
2463	}) {	2770	}) {
2464	$self->message ("Something went wrong deep within the crossfire server. "	2771	$self->message ("Something went wrong deep within the crossfire server. "
2465	. "I'll try to bring you back to the map you were before. "	2772	. "I'll try to bring you back to the map you were before. "
2466	. "Please report this to the dungeon master!",	2773	. "Please report this to the dungeon master!",
2467	cf::NDI_UNIQUE | cf::NDI_RED);	2774	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2497	the message, with C<log> being the default. If C<$color> is negative, suppress	2804	the message, with C<log> being the default. If C<$color> is negative, suppress
2498	the message unless the client supports the msg packet.	2805	the message unless the client supports the msg packet.
2499		2806
2500	=cut	2807	=cut
2501		2808
		2809	# non-persistent channels (usually the info channel)
		2810	our %CHANNEL = (
		2811	"c/identify" => {
		2812	id => "infobox",
		2813	title => "Identify",
		2814	reply => undef,
		2815	tooltip => "Items recently identified",
		2816	},
		2817	"c/examine" => {
		2818	id => "infobox",
		2819	title => "Examine",
		2820	reply => undef,
		2821	tooltip => "Signs and other items you examined",
		2822	},
		2823	"c/book" => {
		2824	id => "infobox",
		2825	title => "Book",
		2826	reply => undef,
		2827	tooltip => "The contents of a note or book",
		2828	},
		2829	"c/lookat" => {
		2830	id => "infobox",
		2831	title => "Look",
		2832	reply => undef,
		2833	tooltip => "What you saw there",
		2834	},
		2835	"c/who" => {
		2836	id => "infobox",
		2837	title => "Players",
		2838	reply => undef,
		2839	tooltip => "Shows players who are currently online",
		2840	},
		2841	"c/body" => {
		2842	id => "infobox",
		2843	title => "Body Parts",
		2844	reply => undef,
		2845	tooltip => "Shows which body parts you posess and are available",
		2846	},
		2847	"c/uptime" => {
		2848	id => "infobox",
		2849	title => "Uptime",
		2850	reply => undef,
		2851	tooltip => "How long the server has been running since last restart",
		2852	},
		2853	"c/mapinfo" => {
		2854	id => "infobox",
		2855	title => "Map Info",
		2856	reply => undef,
		2857	tooltip => "Information related to the maps",
		2858	},
		2859	"c/party" => {
		2860	id => "party",
		2861	title => "Party",
		2862	reply => "gsay ",
		2863	tooltip => "Messages and chat related to your party",
		2864	},
		2865	);
		2866
2502	sub cf::client::send_msg {	2867	sub cf::client::send_msg {
2503	my ($self, $channel, $msg, $color, @extra) = @_;	2868	my ($self, $channel, $msg, $color, @extra) = @_;
2504		2869
2505	$msg = $self->pl->expand_cfpod ($msg);	2870	$msg = $self->pl->expand_cfpod ($msg);
2506		2871
2507	$color &= cf::NDI_CLIENT_MASK; # just in case...	2872	$color &= cf::NDI_CLIENT_MASK; # just in case...
2508		2873
		2874	# check predefined channels, for the benefit of C
		2875	if ($CHANNEL{$channel}) {
		2876	$channel = $CHANNEL{$channel};
		2877
		2878	$self->ext_msg (channel_info => $channel)
		2879	if $self->can_msg;
		2880
		2881	$channel = $channel->{id};
		2882
2509	if (ref $channel) {	2883	} elsif (ref $channel) {
2510	# send meta info to client, if not yet sent	2884	# send meta info to client, if not yet sent
2511	unless (exists $self->{channel}{$channel->{id}}) {	2885	unless (exists $self->{channel}{$channel->{id}}) {
2512	$self->{channel}{$channel->{id}} = $channel;	2886	$self->{channel}{$channel->{id}} = $channel;
2513	$self->ext_msg (channel_info => $channel);	2887	$self->ext_msg (channel_info => $channel)
		2888	if $self->can_msg;
2514	}	2889	}
2515		2890
2516	$channel = $channel->{id};	2891	$channel = $channel->{id};
2517	}	2892	}
2518		2893
…		…
2730	=pod	3105	=pod
2731		3106
2732	The following functions and methods are available within a safe environment:	3107	The following functions and methods are available within a safe environment:
2733		3108
2734	cf::object	3109	cf::object
2735	contr pay_amount pay_player map x y force_find force_add	3110	contr pay_amount pay_player map x y force_find force_add destroy
2736	insert remove name archname title slaying race decrease_ob_nr	3111	insert remove name archname title slaying race decrease split
2737		3112
2738	cf::object::player	3113	cf::object::player
2739	player	3114	player
2740		3115
2741	cf::player	3116	cf::player
…		…
2746		3121
2747	=cut	3122	=cut
2748		3123
2749	for (	3124	for (
2750	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3125	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2751	insert remove inv name archname title slaying race	3126	insert remove inv nrof name archname title slaying race
2752	decrease_ob_nr)],	3127	decrease split destroy)],
2753	["cf::object::player" => qw(player)],	3128	["cf::object::player" => qw(player)],
2754	["cf::player" => qw(peaceful)],	3129	["cf::player" => qw(peaceful)],
2755	["cf::map" => qw(trigger)],	3130	["cf::map" => qw(trigger)],
2756	) {	3131	) {
2757	no strict 'refs';	3132	no strict 'refs';
…		…
2833	# the server's init and main functions	3208	# the server's init and main functions
2834		3209
2835	sub load_facedata($) {	3210	sub load_facedata($) {
2836	my ($path) = @_;	3211	my ($path) = @_;
2837		3212
		3213	# HACK to clear player env face cache, we need some signal framework
		3214	# for this (global event?)
		3215	%ext::player_env::MUSIC_FACE_CACHE = ();
		3216
2838	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3217	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2839		3218
2840	warn "loading facedata from $path\n";	3219	warn "loading facedata from $path\n";
2841		3220
2842	my $facedata;	3221	my $facedata;
…		…
2858	{	3237	{
2859	my $faces = $facedata->{faceinfo};	3238	my $faces = $facedata->{faceinfo};
2860		3239
2861	while (my ($face, $info) = each %$faces) {	3240	while (my ($face, $info) = each %$faces) {
2862	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3241	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3242
2863	cf::face::set_visibility $idx, $info->{visibility};	3243	cf::face::set_visibility $idx, $info->{visibility};
2864	cf::face::set_magicmap $idx, $info->{magicmap};	3244	cf::face::set_magicmap $idx, $info->{magicmap};
2865	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3245	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2866	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3246	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2867		3247
2868	cf::cede_to_tick;	3248	cf::cede_to_tick;
2869	}	3249	}
2870		3250
2871	while (my ($face, $info) = each %$faces) {	3251	while (my ($face, $info) = each %$faces) {
2872	next unless $info->{smooth};	3252	next unless $info->{smooth};
		3253
2873	my $idx = cf::face::find $face	3254	my $idx = cf::face::find $face
2874	or next;	3255	or next;
		3256
2875	if (my $smooth = cf::face::find $info->{smooth}) {	3257	if (my $smooth = cf::face::find $info->{smooth}) {
2876	cf::face::set_smooth $idx, $smooth;	3258	cf::face::set_smooth $idx, $smooth;
2877	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3259	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2878	} else {	3260	} else {
2879	warn "smooth face '$info->{smooth}' not found for face '$face'";	3261	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2897	{	3279	{
2898	# TODO: for gcfclient pleasure, we should give resources	3280	# TODO: for gcfclient pleasure, we should give resources
2899	# that gcfclient doesn't grok a >10000 face index.	3281	# that gcfclient doesn't grok a >10000 face index.
2900	my $res = $facedata->{resource};	3282	my $res = $facedata->{resource};
2901		3283
2902	my $soundconf = delete $res->{"res/sound.conf"};
2903
2904	while (my ($name, $info) = each %$res) {	3284	while (my ($name, $info) = each %$res) {
		3285	if (defined $info->{type}) {
2905	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3286	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2906	my $data;	3287	my $data;
2907		3288
2908	if ($info->{type} & 1) {	3289	if ($info->{type} & 1) {
2909	# prepend meta info	3290	# prepend meta info
2910		3291
2911	my $meta = $enc->encode ({	3292	my $meta = $enc->encode ({
2912	name => $name,	3293	name => $name,
2913	%{ $info->{meta} || {} },	3294	%{ $info->{meta} || {} },
2914	});	3295	});
2915		3296
2916	$data = pack "(w/a*)*", $meta, $info->{data};	3297	$data = pack "(w/a*)*", $meta, $info->{data};
		3298	} else {
		3299	$data = $info->{data};
		3300	}
		3301
		3302	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3303	cf::face::set_type $idx, $info->{type};
2917	} else {	3304	} else {
2918	$data = $info->{data};	3305	$RESOURCE{$name} = $info;
2919	}	3306	}
2920		3307
2921	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2922	cf::face::set_type $idx, $info->{type};
2923
2924	cf::cede_to_tick;	3308	cf::cede_to_tick;
2925	}	3309	}
2926
2927	if ($soundconf) {
2928	$soundconf = $enc->decode (delete $soundconf->{data});
2929
2930	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2931	my $sound = $soundconf->{compat}[$_]
2932	or next;
2933
2934	my $face = cf::face::find "sound/$sound->[1]";
2935	cf::sound::set $sound->[0] => $face;
2936	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2937	}
2938
2939	while (my ($k, $v) = each %{$soundconf->{event}}) {
2940	my $face = cf::face::find "sound/$v";
2941	cf::sound::set $k => $face;
2942	}
2943	}
2944	}	3310	}
		3311
		3312	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2945		3313
2946	1	3314	1
2947	}	3315	}
		3316
		3317	cf::global->attach (on_resource_update => sub {
		3318	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3319	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3320
		3321	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3322	my $sound = $soundconf->{compat}[$_]
		3323	or next;
		3324
		3325	my $face = cf::face::find "sound/$sound->[1]";
		3326	cf::sound::set $sound->[0] => $face;
		3327	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3328	}
		3329
		3330	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3331	my $face = cf::face::find "sound/$v";
		3332	cf::sound::set $k => $face;
		3333	}
		3334	}
		3335	});
2948		3336
2949	register_exticmd fx_want => sub {	3337	register_exticmd fx_want => sub {
2950	my ($ns, $want) = @_;	3338	my ($ns, $want) = @_;
2951		3339
2952	while (my ($k, $v) = each %$want) {	3340	while (my ($k, $v) = each %$want) {
2953	$ns->fx_want ($k, $v);	3341	$ns->fx_want ($k, $v);
2954	}	3342	}
2955	};	3343	};
2956		3344
		3345	sub load_resource_file($) {
		3346	my $guard = lock_acquire "load_resource_file";
		3347
		3348	my $status = load_resource_file_ $_[0];
		3349	get_slot 0.1, 100;
		3350	cf::arch::commit_load;
		3351
		3352	$status
		3353	}
		3354
2957	sub reload_regions {	3355	sub reload_regions {
		3356	# HACK to clear player env face cache, we need some signal framework
		3357	# for this (global event?)
		3358	%ext::player_env::MUSIC_FACE_CACHE = ();
		3359
2958	load_resource_file "$MAPDIR/regions"	3360	load_resource_file "$MAPDIR/regions"
2959	or die "unable to load regions file\n";	3361	or die "unable to load regions file\n";
2960		3362
2961	for (cf::region::list) {	3363	for (cf::region::list) {
2962	$_->{match} = qr/$_->{match}/	3364	$_->{match} = qr/$_->{match}/
…		…
2970	}	3372	}
2971		3373
2972	sub reload_archetypes {	3374	sub reload_archetypes {
2973	load_resource_file "$DATADIR/archetypes"	3375	load_resource_file "$DATADIR/archetypes"
2974	or die "unable to load archetypes\n";	3376	or die "unable to load archetypes\n";
2975	#d# NEED to laod twice to resolve forward references
2976	# this really needs to be done in an extra post-pass
2977	# (which needs to be synchronous, so solve it differently)
2978	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";
2980	}	3377	}
2981		3378
2982	sub reload_treasures {	3379	sub reload_treasures {
2983	load_resource_file "$DATADIR/treasures"	3380	load_resource_file "$DATADIR/treasures"
2984	or die "unable to load treasurelists\n";	3381	or die "unable to load treasurelists\n";
2985	}	3382	}
2986		3383
2987	sub reload_resources {	3384	sub reload_resources {
2988	warn "reloading resource files...\n";	3385	warn "reloading resource files...\n";
2989		3386
		3387	reload_facedata;
		3388	reload_archetypes;
2990	reload_regions;	3389	reload_regions;
2991	reload_facedata;
2992	#reload_archetypes;#d#
2993	reload_archetypes;
2994	reload_treasures;	3390	reload_treasures;
2995		3391
2996	warn "finished reloading resource files\n";	3392	warn "finished reloading resource files\n";
2997	}	3393	}
2998		3394
2999	sub init {	3395	sub init {
		3396	my $guard = freeze_mainloop;
		3397
3000	reload_resources;	3398	reload_resources;
3001	}	3399	}
3002		3400
3003	sub reload_config {	3401	sub reload_config {
3004	open my $fh, "<:utf8", "$CONFDIR/config"	3402	open my $fh, "<:utf8", "$CONFDIR/config"
3005	or return;	3403	or return;
3006		3404
3007	local $/;	3405	local $/;
3008	*CFG = YAML::Syck::Load <$fh>;	3406	*CFG = YAML::Load <$fh>;
3009		3407
3010	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3011		3409
3012	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3410	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3013	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3411	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3024	sub main {	3422	sub main {
3025	# we must not ever block the main coroutine	3423	# we must not ever block the main coroutine
3026	local $Coro::idle = sub {	3424	local $Coro::idle = sub {
3027	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3425	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3028	(async {	3426	(async {
3029	Event::one_event;	3427	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3428	EV::loop EV::LOOP_ONESHOT;
3030	})->prio (Coro::PRIO_MAX);	3429	})->prio (Coro::PRIO_MAX);
3031	};	3430	};
3032		3431
		3432	{
		3433	my $guard = freeze_mainloop;
3033	reload_config;	3434	reload_config;
3034	db_init;	3435	db_init;
3035	load_extensions;	3436	load_extensions;
3036		3437
3037	$TICK_WATCHER->start;	3438	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3439	evthread_start IO::AIO::poll_fileno;
		3440	}
		3441
3038	Event::loop;	3442	EV::loop;
3039	}	3443	}
3040		3444
3041	#############################################################################	3445	#############################################################################
3042	# initialisation and cleanup	3446	# initialisation and cleanup
3043		3447
3044	# install some emergency cleanup handlers	3448	# install some emergency cleanup handlers
3045	BEGIN {	3449	BEGIN {
		3450	our %SIGWATCHER = ();
3046	for my $signal (qw(INT HUP TERM)) {	3451	for my $signal (qw(INT HUP TERM)) {
3047	Event->signal (	3452	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3048	reentrant => 0,
3049	data => WF_AUTOCANCEL,
3050	signal => $signal,
3051	prio => 0,
3052	cb => sub {
3053	cf::cleanup "SIG$signal";	3453	cf::cleanup "SIG$signal";
3054	},
3055	);	3454	};
3056	}	3455	}
3057	}	3456	}
3058		3457
3059	sub write_runtime {	3458	sub write_runtime_sync {
3060	my $runtime = "$LOCALDIR/runtime";	3459	my $runtime = "$LOCALDIR/runtime";
3061		3460
3062	# first touch the runtime file to show we are still running:	3461	# first touch the runtime file to show we are still running:
3063	# the fsync below can take a very very long time.	3462	# the fsync below can take a very very long time.
3064		3463
…		…
3090	and return;	3489	and return;
3091		3490
3092	warn "runtime file written.\n";	3491	warn "runtime file written.\n";
3093		3492
3094	1	3493	1
		3494	}
		3495
		3496	our $uuid_lock;
		3497	our $uuid_skip;
		3498
		3499	sub write_uuid_sync($) {
		3500	$uuid_skip ||= $_[0];
		3501
		3502	return if $uuid_lock;
		3503	local $uuid_lock = 1;
		3504
		3505	my $uuid = "$LOCALDIR/uuid";
		3506
		3507	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3508	or return;
		3509
		3510	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3511	$uuid_skip = 0;
		3512
		3513	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3514	and return;
		3515
		3516	# always fsync - this file is important
		3517	aio_fsync $fh
		3518	and return;
		3519
		3520	close $fh
		3521	or return;
		3522
		3523	aio_rename "$uuid~", $uuid
		3524	and return;
		3525
		3526	warn "uuid file written ($value).\n";
		3527
		3528	1
		3529
		3530	}
		3531
		3532	sub write_uuid($$) {
		3533	my ($skip, $sync) = @_;
		3534
		3535	$sync ? write_uuid_sync $skip
		3536	: async { write_uuid_sync $skip };
3095	}	3537	}
3096		3538
3097	sub emergency_save() {	3539	sub emergency_save() {
3098	my $freeze_guard = cf::freeze_mainloop;	3540	my $freeze_guard = cf::freeze_mainloop;
3099		3541
…		…
3105	# and maps saved/destroyed asynchronously.	3547	# and maps saved/destroyed asynchronously.
3106	warn "begin emergency player save\n";	3548	warn "begin emergency player save\n";
3107	for my $login (keys %cf::PLAYER) {	3549	for my $login (keys %cf::PLAYER) {
3108	my $pl = $cf::PLAYER{$login} or next;	3550	my $pl = $cf::PLAYER{$login} or next;
3109	$pl->valid or next;	3551	$pl->valid or next;
		3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3110	$pl->save;	3553	$pl->save;
3111	}	3554	}
3112	warn "end emergency player save\n";	3555	warn "end emergency player save\n";
3113		3556
3114	warn "begin emergency map save\n";	3557	warn "begin emergency map save\n";
…		…
3120	warn "end emergency map save\n";	3563	warn "end emergency map save\n";
3121		3564
3122	warn "begin emergency database checkpoint\n";	3565	warn "begin emergency database checkpoint\n";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3566	BDB::db_env_txn_checkpoint $DB_ENV;
3124	warn "end emergency database checkpoint\n";	3567	warn "end emergency database checkpoint\n";
		3568
		3569	warn "begin write uuid\n";
		3570	write_uuid_sync 1;
		3571	warn "end write uuid\n";
3125	};	3572	};
3126		3573
3127	warn "leave emergency perl save\n";	3574	warn "leave emergency perl save\n";
3128	}	3575	}
3129		3576
…		…
3144	warn "reloading...";	3591	warn "reloading...";
3145		3592
3146	warn "entering sync_job";	3593	warn "entering sync_job";
3147		3594
3148	cf::sync_job {	3595	cf::sync_job {
3149	cf::write_runtime; # external watchdog should not bark	3596	cf::write_runtime_sync; # external watchdog should not bark
3150	cf::emergency_save;	3597	cf::emergency_save;
3151	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
3152		3599
3153	warn "syncing database to disk";	3600	warn "syncing database to disk";
3154	BDB::db_env_txn_checkpoint $DB_ENV;	3601	BDB::db_env_txn_checkpoint $DB_ENV;
3155		3602
3156	# if anything goes wrong in here, we should simply crash as we already saved	3603	# if anything goes wrong in here, we should simply crash as we already saved
3157
3158	warn "cancelling all WF_AUTOCANCEL watchers";
3159	for (Event::all_watchers) {
3160	$_->cancel if $_->data & WF_AUTOCANCEL;
3161	}
3162		3604
3163	warn "flushing outstanding aio requests";	3605	warn "flushing outstanding aio requests";
3164	for (;;) {	3606	for (;;) {
3165	BDB::flush;	3607	BDB::flush;
3166	IO::AIO::flush;	3608	IO::AIO::flush;
3167	Coro::cede;	3609	Coro::cede_notself;
3168	last unless IO::AIO::nreqs || BDB::nreqs;	3610	last unless IO::AIO::nreqs || BDB::nreqs;
3169	warn "iterate...";	3611	warn "iterate...";
3170	}	3612	}
3171		3613
3172	++$RELOAD;	3614	++$RELOAD;
…		…
3248	warn "leaving sync_job";	3690	warn "leaving sync_job";
3249		3691
3250	1	3692	1
3251	} or do {	3693	} or do {
3252	warn $@;	3694	warn $@;
3253	warn "error while reloading, exiting.";	3695	cf::cleanup "error while reloading, exiting.";
3254	exit 1;
3255	};	3696	};
3256		3697
3257	warn "reloaded";	3698	warn "reloaded";
3258	};	3699	};
3259		3700
…		…
3261		3702
3262	sub reload_perl() {	3703	sub reload_perl() {
3263	# doing reload synchronously and two reloads happen back-to-back,	3704	# doing reload synchronously and two reloads happen back-to-back,
3264	# coro crashes during coro_state_free->destroy here.	3705	# coro crashes during coro_state_free->destroy here.
3265		3706
3266	$RELOAD_WATCHER ||= Event->timer (	3707	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3267	reentrant => 0,
3268	after => 0,
3269	data => WF_AUTOCANCEL,
3270	cb => sub {
3271	do_reload_perl;	3708	do_reload_perl;
3272	undef $RELOAD_WATCHER;	3709	undef $RELOAD_WATCHER;
3273	},
3274	);	3710	};
3275	}	3711	}
3276		3712
3277	register_command "reload" => sub {	3713	register_command "reload" => sub {
3278	my ($who, $arg) = @_;	3714	my ($who, $arg) = @_;
3279		3715
3280	if ($who->flag (FLAG_WIZ)) {	3716	if ($who->flag (FLAG_WIZ)) {
3281	$who->message ("reloading server.");	3717	$who->message ("reloading server.");
		3718	async {
		3719	$Coro::current->{desc} = "perl_reload";
3282	async { reload_perl };	3720	reload_perl;
		3721	};
3283	}	3722	}
3284	};	3723	};
3285		3724
3286	unshift @INC, $LIBDIR;	3725	unshift @INC, $LIBDIR;
3287		3726
…		…
3289		3728
3290	our @WAIT_FOR_TICK;	3729	our @WAIT_FOR_TICK;
3291	our @WAIT_FOR_TICK_BEGIN;	3730	our @WAIT_FOR_TICK_BEGIN;
3292		3731
3293	sub wait_for_tick {	3732	sub wait_for_tick {
3294	return unless $TICK_WATCHER->is_active;
3295	return if $Coro::current == $Coro::main;	3733	return if tick_inhibit || $Coro::current == $Coro::main;
3296		3734
3297	my $signal = new Coro::Signal;	3735	my $signal = new Coro::Signal;
3298	push @WAIT_FOR_TICK, $signal;	3736	push @WAIT_FOR_TICK, $signal;
3299	$signal->wait;	3737	$signal->wait;
3300	}	3738	}
3301		3739
3302	sub wait_for_tick_begin {	3740	sub wait_for_tick_begin {
3303	return unless $TICK_WATCHER->is_active;
3304	return if $Coro::current == $Coro::main;	3741	return if tick_inhibit || $Coro::current == $Coro::main;
3305		3742
3306	my $signal = new Coro::Signal;	3743	my $signal = new Coro::Signal;
3307	push @WAIT_FOR_TICK_BEGIN, $signal;	3744	push @WAIT_FOR_TICK_BEGIN, $signal;
3308	$signal->wait;	3745	$signal->wait;
3309	}	3746	}
3310		3747
3311	my $min = 1e6;#d#	3748	sub tick {
3312	my $avg = 10;
3313	$TICK_WATCHER = Event->timer (
3314	reentrant => 0,
3315	parked => 1,
3316	prio => 0,
3317	at => $NEXT_TICK || $TICK,
3318	data => WF_AUTOCANCEL,
3319	cb => sub {
3320	if ($Coro::current != $Coro::main) {	3749	if ($Coro::current != $Coro::main) {
3321	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3750	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3322	unless ++$bug_warning > 10;	3751	unless ++$bug_warning > 10;
3323	return;	3752	return;
3324	}	3753	}
3325		3754
3326	$NOW = $tick_start = Event::time;
3327
3328	cf::server_tick; # one server iteration	3755	cf::server_tick; # one server iteration
3329		3756
3330	0 && sync_job {#d#	3757	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3331	for(1..10) {	3758	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3332	my $t = Event::time;	3759	Coro::async_pool {
3333	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3760	$Coro::current->{desc} = "runtime saver";
3334	or die;	3761	write_runtime_sync
3335		3762	or warn "ERROR: unable to write runtime file: $!";
3336	$map->width (50);
3337	$map->height (50);
3338	$map->alloc;
3339	$map->_load_objects ("/tmp/x.map", 1);
3340	my $t = Event::time - $t;
3341
3342	#next unless $t < 0.0013;#d#
3343	if ($t < $min) {
3344	$min = $t;
3345	}
3346	$avg = $avg * 0.99 + $t * 0.01;
3347	}
3348	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3349	exit 0;
3350	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3351	};	3763	};
		3764	}
3352		3765
3353	$RUNTIME += $TICK;
3354	$NEXT_TICK += $TICK;
3355
3356	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3357	$NEXT_RUNTIME_WRITE = $NOW + 10;
3358	Coro::async_pool {
3359	write_runtime
3360	or warn "ERROR: unable to write runtime file: $!";
3361	};
3362	}
3363
3364	# my $AFTER = Event::time;
3365	# warn $AFTER - $NOW;#d#
3366
3367	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3766	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3368	$sig->send;	3767	$sig->send;
3369	}	3768	}
3370	while (my $sig = shift @WAIT_FOR_TICK) {	3769	while (my $sig = shift @WAIT_FOR_TICK) {
3371	$sig->send;	3770	$sig->send;
3372	}	3771	}
3373		3772
3374	$NOW = Event::time;	3773	$LOAD = ($NOW - $TICK_START) / $TICK;
3375
3376	# if we are delayed by four ticks or more, skip them all
3377	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3378
3379	$TICK_WATCHER->at ($NEXT_TICK);
3380	$TICK_WATCHER->start;
3381
3382	$LOAD = ($NOW - $tick_start) / $TICK;
3383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3774	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3384		3775
3385	_post_tick;	3776	if (0) {
3386		3777	if ($NEXT_TICK) {
3387		3778	my $jitter = $TICK_START - $NEXT_TICK;
		3779	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3780	warn "jitter $JITTER\n";#d#
		3781	}
3388	},	3782	}
3389	);	3783	}
3390		3784
3391	{	3785	{
3392	BDB::max_poll_time $TICK * 0.1;	3786	# configure BDB
3393	$BDB_POLL_WATCHER = Event->io (	3787
3394	reentrant => 0,
3395	fd => BDB::poll_fileno,
3396	poll => 'r',
3397	prio => 0,
3398	data => WF_AUTOCANCEL,
3399	cb => \&BDB::poll_cb,
3400	);
3401	BDB::min_parallel 8;	3788	BDB::min_parallel 8;
3402		3789	BDB::max_poll_reqs $TICK * 0.1;
3403	BDB::set_sync_prepare {	3790	$Coro::BDB::WATCHER->priority (1);
3404	my $status;
3405	my $current = $Coro::current;
3406	(
3407	sub {
3408	$status = $!;
3409	$current->ready; undef $current;
3410	},
3411	sub {
3412	Coro::schedule while defined $current;
3413	$! = $status;
3414	},
3415	)
3416	};
3417		3791
3418	unless ($DB_ENV) {	3792	unless ($DB_ENV) {
3419	$DB_ENV = BDB::db_env_create;	3793	$DB_ENV = BDB::db_env_create;
		3794	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3795	| BDB::LOG_AUTOREMOVE, 1);
		3796	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3797	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3420		3798
3421	cf::sync_job {	3799	cf::sync_job {
3422	eval {	3800	eval {
3423	BDB::db_env_open	3801	BDB::db_env_open
3424	$DB_ENV,	3802	$DB_ENV,
…		…
3426	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3804	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3427	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3805	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3428	0666;	3806	0666;
3429		3807
3430	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3808	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3431
3432	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3433	$DB_ENV->set_lk_detect;
3434	};	3809	};
3435		3810
3436	cf::cleanup "db_env_open(db): $@" if $@;	3811	cf::cleanup "db_env_open(db): $@" if $@;
3437	};	3812	};
3438	}	3813	}
		3814
		3815	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3816	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3817	};
		3818	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3819	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3820	};
		3821	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3822	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3823	};
3439	}	3824	}
3440		3825
3441	{	3826	{
		3827	# configure IO::AIO
		3828
3442	IO::AIO::min_parallel 8;	3829	IO::AIO::min_parallel 8;
3443
3444	undef $Coro::AIO::WATCHER;
3445	IO::AIO::max_poll_time $TICK * 0.1;	3830	IO::AIO::max_poll_time $TICK * 0.1;
3446	$AIO_POLL_WATCHER = Event->io (	3831	$Coro::AIO::WATCHER->priority (1);
3447	reentrant => 0,
3448	data => WF_AUTOCANCEL,
3449	fd => IO::AIO::poll_fileno,
3450	poll => 'r',
3451	prio => 6,
3452	cb => \&IO::AIO::poll_cb,
3453	);
3454	}	3832	}
3455		3833
3456	my $_log_backtrace;	3834	my $_log_backtrace;
3457		3835
3458	sub _log_backtrace {	3836	sub _log_backtrace {
…		…
3462		3840
3463	# limit the # of concurrent backtraces	3841	# limit the # of concurrent backtraces
3464	if ($_log_backtrace < 2) {	3842	if ($_log_backtrace < 2) {
3465	++$_log_backtrace;	3843	++$_log_backtrace;
3466	async {	3844	async {
		3845	$Coro::current->{desc} = "abt $msg";
		3846
3467	my @bt = fork_call {	3847	my @bt = fork_call {
3468	@addr = map { sprintf "%x", $_ } @addr;	3848	@addr = map { sprintf "%x", $_ } @addr;
3469	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3849	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3470	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3850	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3471	or die "addr2line: $!";	3851	or die "addr2line: $!";

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