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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.354 by root, Sun Sep 2 12:26:54 2007 UTC vs.
Revision 1.412 by root, Wed Apr 2 11:13:55 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 1.86;
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 4.32 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
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 $string
267		302
268	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
269		304
…		…
285	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
286		321
287	=cut	322	=cut
288		323
289	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
290		326
291	sub lock_wait($) {	327	sub lock_wait($) {
292	my ($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#
293		334
294	# wait for lock, if any	335	# wait for lock, if any
295	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;	338	Coro::schedule;
…		…
303		344
304	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
305	lock_wait $key;	346	lock_wait $key;
306		347
307	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
308		350
309	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
310	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
312	}	355	}
313	}	356	}
314		357
…		…
317		360
318	! ! $LOCK{$key}	361	! ! $LOCK{$key}
319	}	362	}
320		363
321	sub freeze_mainloop {	364	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
323		366
324	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
325	$TICK_WATCHER->start;	368	}
326	};	369
327	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
328	$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
329	}	383	}
330		384
331	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
332		386
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
346		400
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
349	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
350		406
351	while () {	407	while () {
352	next_job:	408	next_job:
353	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
361	}	417	}
362	}	418	}
363	}	419	}
364		420
365	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
366	# 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
367	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	424	$signal->wait;
369	} else {	425	} else {
370	Coro::schedule;	426	Coro::schedule;
371	}	427	}
…		…
394		450
395	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
396		452
397	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
398		454
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	456	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	458	acceptable.
403		459
404	If it must be done, put the blocking parts into C<sync_job>. This will run	460	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	461	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		466
411	sub sync_job(&) {	467	sub sync_job(&) {
412	my ($job) = @_;	468	my ($job) = @_;
413		469
414	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	471	my $time = EV::time;
416		472
417	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
419		475
420	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	477
422	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
423		479
424	my $busy = 1;	480	my $busy = 1;
425	my @res;	481	my @res;
426		482
427	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	485	@res = eval { $job->() };
429	warn $@ if $@;	486	warn $@ if $@;
430	undef $busy;	487	undef $busy;
431	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
432		489
433	while ($busy) {	490	while ($busy) {
434	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
435	}	495	}
		496	}
436		497
437	$time = Event::time - $time;	498	my $time = EV::time - $time;
438		499
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
443		501
444	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
445	} else {	503	} else {
446	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
447		505
…		…
472	=item fork_call { }, $args	530	=item fork_call { }, $args
473		531
474	Executes the given code block with the given arguments in a seperate	532	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	534	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
478		536
479	=cut	537	=cut
480		538
481	sub fork_call(&@) {	539	sub fork_call(&@) {
482	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
483		541
484	# we seemingly have to make a local copy of the whole thing,	542	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	543	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	544	# TODO: investigate and fix (likely this will be rather laborious)
487		545
488	my @res = Coro::Util::fork_eval {	546	my @res = Coro::Util::fork_eval {
489	reset_signals;	547	reset_signals;
490	&$cb	548	&$cb
491	}, @args;	549	}, @args;
…		…
500	=item cf::db_put $family => $key => $value	558	=item cf::db_put $family => $key => $value
501		559
502	Stores the given C<$value> in the family. It can currently store binary	560	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	561	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		562
		563	=item $db = cf::db_table "name"
		564
		565	Create and/or open a new database table. The string must not be "db" and must be unique
		566	within each server.
		567
505	=cut	568	=cut
		569
		570	sub db_table($) {
		571	my ($name) = @_;
		572	my $db = BDB::db_create $DB_ENV;
		573
		574	eval {
		575	$db->set_flags (BDB::CHKSUM);
		576
		577	utf8::encode $name;
		578	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		579	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		580	cf::cleanup "db_open(db): $!" if $!;
		581	};
		582	cf::cleanup "db_open(db): $@" if $@;
		583
		584	$db
		585	}
506		586
507	our $DB;	587	our $DB;
508		588
509	sub db_init {	589	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	590	cf::sync_job {
514	eval {	591	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	592	};
524	}	593	}
525		594
526	sub db_get($$) {	595	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	596	my $key = "$_[0]/$_[1]";
528		597
…		…
632	attach callbacks/event handlers (a collection of which is called an "attachment")	701	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	702	to it. All such attachable objects support the following methods.
634		703
635	In the following description, CLASS can be any of C<global>, C<object>	704	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	705	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	706	Deliantra).
638		707
639	=over 4	708	=over 4
640		709
641	=item $attachable->attach ($attachment, key => $value...)	710	=item $attachable->attach ($attachment, key => $value...)
642		711
…		…
924	}	993	}
925		994
926	0	995	0
927	}	996	}
928		997
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	998	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		999
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1000	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1001
933	Generate an object-specific event with the given arguments.	1002	Generate an object-specific event with the given arguments.
934		1003
…		…
940		1009
941	=cut	1010	=cut
942		1011
943	#############################################################################	1012	#############################################################################
944	# object support	1013	# object support
945	#
946		1014
		1015	sub _object_equal($$);
		1016	sub _object_equal($$) {
		1017	my ($a, $b) = @_;
		1018
		1019	return 0 unless (ref $a) eq (ref $b);
		1020
		1021	if ("HASH" eq ref $a) {
		1022	my @ka = keys %$a;
		1023	my @kb = keys %$b;
		1024
		1025	return 0 if @ka != @kb;
		1026
		1027	for (0 .. $#ka) {
		1028	return 0 unless $ka[$_] eq $kb[$_];
		1029	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1030	}
		1031
		1032	} elsif ("ARRAY" eq ref $a) {
		1033
		1034	return 0 if @$a != @$b;
		1035
		1036	for (0 .. $#$a) {
		1037	return 0 unless _object_equal $a->[$_], $b->[$_];
		1038	}
		1039
		1040	} elsif ($a ne $b) {
		1041	return 0;
		1042	}
		1043
		1044	1
		1045	}
		1046
		1047	our $SLOW_MERGES;#d#
947	sub _can_merge {	1048	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1049	my ($ob1, $ob2) = @_;
949		1050
950	local $Storable::canonical = 1;	1051	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1052
954	$fob1 eq $fob2	1053	# we do the slow way here
		1054	return _object_equal $ob1, $ob2
955	}	1055	}
956		1056
957	sub reattach {	1057	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1058	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1059	my ($obj) = @_;
…		…
981	cf::attachable->attach (	1081	cf::attachable->attach (
982	prio => -1000000,	1082	prio => -1000000,
983	on_instantiate => sub {	1083	on_instantiate => sub {
984	my ($obj, $data) = @_;	1084	my ($obj, $data) = @_;
985		1085
986	$data = from_json $data;	1086	$data = decode_json $data;
987		1087
988	for (@$data) {	1088	for (@$data) {
989	my ($name, $args) = @$_;	1089	my ($name, $args) = @$_;
990		1090
991	$obj->attach ($name, %{$args || {} });	1091	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1107	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1108	my ($filename, $rdata, $objs) = @_;
1009		1109
1010	sync_job {	1110	sync_job {
1011	if (length $$rdata) {	1111	if (length $$rdata) {
		1112	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1113	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1114	$decname, length $$rdata, scalar @$objs;
1014		1115
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1117	chmod SAVE_MODE, $fh;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1119	aio_fsync $fh if $cf::USE_FSYNC;
1019	close $fh;	1120	close $fh;
1020		1121
1021	if (@$objs) {	1122	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1123	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1124	chmod SAVE_MODE, $fh;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1126	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1127	aio_fsync $fh if $cf::USE_FSYNC;
1027	close $fh;	1128	close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1129	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1130	}
…		…
1037	}	1138	}
1038	} else {	1139	} else {
1039	aio_unlink $filename;	1140	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1141	aio_unlink "$filename.pst";
1041	}	1142	}
1042	}	1143	};
1043	}	1144	}
1044		1145
1045	sub object_freezer_as_string {	1146	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1147	my ($rdata, $objs) = @_;
1047		1148
…		…
1059	or return;	1160	or return;
1060		1161
1061	unless (aio_stat "$filename.pst") {	1162	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1163	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1164	or return;
		1165
1064	$av = eval { (Storable::thaw $av)->{objs} };	1166	my $st = eval { Coro::Storable::thaw $av };
		1167	$av = $st->{objs};
1065	}	1168	}
1066		1169
		1170	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1171	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1172	$decname, length $data, scalar @{$av || []};
		1173
1069	return ($data, $av);	1174	($data, $av)
1070	}	1175	}
1071		1176
1072	=head2 COMMAND CALLBACKS	1177	=head2 COMMAND CALLBACKS
1073		1178
1074	=over 4	1179	=over 4
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1328	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1329	: "$v->{base}: extension inactive.\n";
1225		1330
1226	if (exists $v->{meta}{mandatory}) {	1331	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1332	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1333	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1334	}
1231		1335
1232	warn $msg;	1336	warn $msg;
1233	}	1337	}
1234		1338
…		…
1259	use Coro::AIO;	1363	use Coro::AIO;
1260		1364
1261	=head3 cf::player	1365	=head3 cf::player
1262		1366
1263	=over 4	1367	=over 4
		1368
		1369	=item cf::player::num_playing
		1370
		1371	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1372
		1373	=cut
		1374
		1375	sub num_playing {
		1376	scalar grep
		1377	$_->ob->map
		1378	&& !$_->hidden
		1379	&& !$_->ob->flag (cf::FLAG_WIZ),
		1380	cf::player::list
		1381	}
1264		1382
1265	=item cf::player::find $login	1383	=item cf::player::find $login
1266		1384
1267	Returns the given player object, loading it if necessary (might block).	1385	Returns the given player object, loading it if necessary (might block).
1268		1386
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1422	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1423	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1424	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1425	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1426
1309	my $pl = load_pl path $login	1427	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1428	or return;
		1429
		1430	my $pl = cf::player::load_pl $f
		1431	or return;
		1432	local $cf::PLAYER_LOADING{$login} = $pl;
		1433	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1434	$cf::PLAYER{$login} = $pl
1312	}	1435	}
1313	}	1436	}
1314	}	1437	}
1315		1438
…		…
1463		1586
1464	Expand crossfire pod fragments into protocol xml.	1587	Expand crossfire pod fragments into protocol xml.
1465		1588
1466	=cut	1589	=cut
1467		1590
		1591	use re 'eval';
		1592
		1593	my $group;
		1594	my $interior; $interior = qr{
		1595	# match a pod interior sequence sans C<< >>
		1596	(?:
		1597	\ (.*?)\ (?{ $group = $^N })
		1598	| < (??{$interior}) >
		1599	)
		1600	}x;
		1601
1468	sub expand_cfpod {	1602	sub expand_cfpod {
1469	((my $self), (local $_)) = @_;	1603	my ($self, $pod) = @_;
1470		1604
1471	# escape & and <	1605	my $xml;
1472	s/&/&amp;/g;
1473	s/(?<![BIUGHT])</&lt;/g;
1474		1606
1475	# this is buggy, it needs to properly take care of nested <'s	1607	while () {
		1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1609	$group = $1;
1476		1610
1477	1 while	1611	$group =~ s/&/&amp;/g;
1478	# replace B<>, I<>, U<> etc.	1612	$group =~ s/</&lt;/g;
1479	s/B<([^\>]*)>/<b>$1<\/b>/	1613
1480	|| s/I<([^\>]*)>/<i>$1<\/i>/	1614	$xml .= $group;
1481	|| s/U<([^\>]*)>/<u>$1<\/u>/	1615	} elsif ($pod =~ m%\G
1482	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1616	([BCGHITU])
1483	# replace G<male|female> tags	1617	<
1484	|| s{G<([^>|]*)\|([^>]*)>}{	1618	(?:
1485	$self->gender ? $2 : $1	1619	([^<>]*) (?{ $group = $^N })
1486	}ge	1620	| < $interior >
1487	# replace H<hint text>	1621	)
1488	|| s{H<([^\>]*)>}	1622	>
		1623	%gcsx
1489	{	1624	) {
		1625	my ($code, $data) = ($1, $group);
		1626
		1627	if ($code eq "B") {
		1628	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1629	} elsif ($code eq "I") {
		1630	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1631	} elsif ($code eq "U") {
		1632	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1633	} elsif ($code eq "C") {
		1634	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1635	} elsif ($code eq "T") {
		1636	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1637	} elsif ($code eq "G") {
		1638	my ($male, $female) = split /\|/, $data;
		1639	$data = $self->gender ? $female : $male;
		1640	$xml .= expand_cfpod ($self, $data);
		1641	} elsif ($code eq "H") {
1490	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1491	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1492	"")	1644	"")
1493	[$self->{hintmode}]	1645	[$self->{hintmode}];
		1646	} else {
		1647	$xml .= "error processing '$code($data)' directive";
1494	}ge;	1648	}
		1649	} else {
		1650	if ($pod =~ /\G(.+)/) {
		1651	warn "parse error while expanding $pod (at $1)";
		1652	}
		1653	last;
		1654	}
		1655	}
1495		1656
		1657	for ($xml) {
1496	# create single paragraphs (very hackish)	1658	# create single paragraphs (very hackish)
1497	s/(?<=\S)\n(?=\w)/ /g;	1659	s/(?<=\S)\n(?=\w)/ /g;
1498		1660
1499	# compress some whitespace	1661	# compress some whitespace
1500	s/\s+\n/\n/g; # ws line-ends	1662	s/\s+\n/\n/g; # ws line-ends
1501	s/\n\n+/\n/g; # double lines	1663	s/\n\n+/\n/g; # double lines
1502	s/^\n+//; # beginning lines	1664	s/^\n+//; # beginning lines
1503	s/\n+$//; # ending lines	1665	s/\n+$//; # ending lines
		1666	}
1504		1667
1505	$_	1668	$xml
1506	}	1669	}
		1670
		1671	no re 'eval';
1507		1672
1508	sub hintmode {	1673	sub hintmode {
1509	$_[0]{hintmode} = $_[1] if @_ > 1;	1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1510	$_[0]{hintmode}	1675	$_[0]{hintmode}
1511	}	1676	}
…		…
1755		1920
1756	sub load_header_from($) {	1921	sub load_header_from($) {
1757	my ($self, $path) = @_;	1922	my ($self, $path) = @_;
1758		1923
1759	utf8::encode $path;	1924	utf8::encode $path;
1760	#aio_open $path, O_RDONLY, 0	1925	my $f = new_from_file cf::object::thawer $path
1761	# or return;
1762
1763	$self->_load_header ($path)
1764	or return;	1926	or return;
		1927
		1928	$self->_load_header ($f)
		1929	or return;
		1930
		1931	local $MAP_LOADING{$self->{path}} = $self;
		1932	$f->resolve_delayed_derefs;
1765		1933
1766	$self->{load_path} = $path;	1934	$self->{load_path} = $path;
1767		1935
1768	1	1936	1
1769	}	1937	}
…		…
1823	sub find {	1991	sub find {
1824	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1825		1993
1826	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1827		1995
		1996	cf::lock_wait "map_data:$path";#d#remove
1828	cf::lock_wait "map_find:$path";	1997	cf::lock_wait "map_find:$path";
1829		1998
1830	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
1831	my $guard = cf::lock_acquire "map_find:$path";	2000	my $guard1 = cf::lock_acquire "map_find:$path";
		2001	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2002
1832	my $map = new_from_path cf::map $path	2003	my $map = new_from_path cf::map $path
1833	or return;	2004	or return;
1834		2005
1835	$map->{last_save} = $cf::RUNTIME;	2006	$map->{last_save} = $cf::RUNTIME;
1836		2007
…		…
1838	or return;	2009	or return;
1839		2010
1840	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1841	# doing this can freeze the server in a sync job, obviously	2012	# doing this can freeze the server in a sync job, obviously
1842	#$cf::WAIT_FOR_TICK->wait;	2013	#$cf::WAIT_FOR_TICK->wait;
		2014	undef $guard1;
		2015	undef $guard2;
1843	$map->reset;	2016	$map->reset;
1844	undef $guard;
1845	return find $path;	2017	return find $path;
1846	}	2018	}
1847		2019
1848	$cf::MAP{$path} = $map	2020	$cf::MAP{$path} = $map
1849	}	2021	}
…		…
1858	local $self->{deny_reset} = 1; # loading can take a long time	2030	local $self->{deny_reset} = 1; # loading can take a long time
1859		2031
1860	my $path = $self->{path};	2032	my $path = $self->{path};
1861		2033
1862	{	2034	{
1863	my $guard1 = cf::lock_acquire "map_data:$path";	2035	my $guard = cf::lock_acquire "map_data:$path";
1864	my $guard2 = cf::lock_acquire "map_load:$path";
1865		2036
		2037	return unless $self->valid;
1866	return if $self->in_memory != cf::MAP_SWAPPED;	2038	return unless $self->in_memory == cf::MAP_SWAPPED;
1867		2039
1868	$self->in_memory (cf::MAP_LOADING);	2040	$self->in_memory (cf::MAP_LOADING);
1869		2041
1870	$self->alloc;	2042	$self->alloc;
1871		2043
1872	$self->pre_load;	2044	$self->pre_load;
1873	cf::cede_to_tick;	2045	cf::cede_to_tick;
1874		2046
		2047	my $f = new_from_file cf::object::thawer $self->{load_path};
		2048	$f->skip_block;
1875	$self->_load_objects ($self->{load_path}, 1)	2049	$self->_load_objects ($f)
1876	or return;	2050	or return;
1877		2051
1878	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1879	if delete $self->{load_original};	2053	if delete $self->{load_original};
1880		2054
1881	if (my $uniq = $self->uniq_path) {	2055	if (my $uniq = $self->uniq_path) {
1882	utf8::encode $uniq;	2056	utf8::encode $uniq;
1883	if (aio_open $uniq, O_RDONLY, 0) {	2057	unless (aio_stat $uniq) {
		2058	if (my $f = new_from_file cf::object::thawer $uniq) {
1884	$self->clear_unique_items;	2059	$self->clear_unique_items;
1885	$self->_load_objects ($uniq, 0);	2060	$self->_load_objects ($f);
		2061	$f->resolve_delayed_derefs;
		2062	}
1886	}	2063	}
1887	}	2064	}
		2065
		2066	$f->resolve_delayed_derefs;
1888		2067
1889	cf::cede_to_tick;	2068	cf::cede_to_tick;
1890	# now do the right thing for maps	2069	# now do the right thing for maps
1891	$self->link_multipart_objects;	2070	$self->link_multipart_objects;
1892	$self->difficulty ($self->estimate_difficulty)	2071	$self->difficulty ($self->estimate_difficulty)
…		…
1978	}	2157	}
1979		2158
1980	$MAP_PREFETCH{$path} |= $load;	2159	$MAP_PREFETCH{$path} |= $load;
1981		2160
1982	$MAP_PREFETCHER ||= cf::async {	2161	$MAP_PREFETCHER ||= cf::async {
		2162	$Coro::current->{desc} = "map prefetcher";
		2163
1983	while (%MAP_PREFETCH) {	2164	while (%MAP_PREFETCH) {
1984	while (my ($k, $v) = each %MAP_PREFETCH) {	2165	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $k) {	2166	if (my $map = find $k) {
1986	$map->load if $v;	2167	$map->load if $v;
1987	}	2168	}
…		…
2013	return if $self->{deny_save};	2194	return if $self->{deny_save};
2014		2195
2015	local $self->{last_access} = $self->last_access;#d#	2196	local $self->{last_access} = $self->last_access;#d#
2016		2197
2017	cf::async {	2198	cf::async {
		2199	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2200	$_->contr->save for $self->players;
2019	};	2201	};
2020		2202
2021	if ($uniq) {	2203	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
2036		2218
2037	return if $self->players;	2219	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2220	return if $self->in_memory != cf::MAP_IN_MEMORY;
2039	return if $self->{deny_save};	2221	return if $self->{deny_save};
2040		2222
		2223	$self->in_memory (cf::MAP_SWAPPED);
		2224
		2225	$self->deactivate;
		2226	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2227	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2228	}
2044		2229
2045	sub reset_at {	2230	sub reset_at {
2046	my ($self) = @_;	2231	my ($self) = @_;
2047		2232
…		…
2079	if $uniq;	2264	if $uniq;
2080	}	2265	}
2081		2266
2082	delete $cf::MAP{$self->path};	2267	delete $cf::MAP{$self->path};
2083		2268
		2269	$self->deactivate;
		2270	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2271	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2272
2088	$self->unlink_save;	2273	$self->unlink_save;
2089	$self->destroy;	2274	$self->destroy;
2090	}	2275	}
2091		2276
…		…
2192		2377
2193	sub inv_recursive {	2378	sub inv_recursive {
2194	inv_recursive_ inv $_[0]	2379	inv_recursive_ inv $_[0]
2195	}	2380	}
2196		2381
		2382	=item $ref = $ob->ref
		2383
		2384	creates and returns a persistent reference to an objetc that can be stored as a string.
		2385
		2386	=item $ob = cf::object::deref ($refstring)
		2387
		2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2389	even if the object actually exists. May block.
		2390
		2391	=cut
		2392
		2393	sub deref {
		2394	my ($ref) = @_;
		2395
		2396	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2397	my ($uuid, $name) = ($1, $2);
		2398	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2399	or return;
		2400	$pl->ob->uuid eq $uuid
		2401	or return;
		2402
		2403	$pl->ob
		2404	} else {
		2405	warn "$ref: cannot resolve object reference\n";
		2406	undef
		2407	}
		2408	}
		2409
2197	package cf;	2410	package cf;
2198		2411
2199	=back	2412	=back
2200		2413
2201	=head3 cf::object::player	2414	=head3 cf::object::player
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2572	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2573
2361	$self->enter_link;	2574	$self->enter_link;
2362		2575
2363	(async {	2576	(async {
		2577	$Coro::current->{desc} = "player::goto $path $x $y";
		2578
		2579	# *tag paths override both path and x|y
		2580	if ($path =~ /^\*(.*)$/) {
		2581	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2582	my $ob = $obs[rand @obs];
		2583
		2584	# see if we actually can go there
		2585	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2586	$ob = $obs[rand @obs];
		2587	} else {
		2588	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2589	}
		2590	# else put us there anyways for now #d#
		2591
		2592	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2593	} else {
		2594	($path, $x, $y) = (undef, undef, undef);
		2595	}
		2596	}
		2597
2364	my $map = eval {	2598	my $map = eval {
2365	my $map = cf::map::find $path;	2599	my $map = defined $path ? cf::map::find $path : undef;
2366		2600
2367	if ($map) {	2601	if ($map) {
2368	$map = $map->customise_for ($self);	2602	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2603	$map = $check->($map) if $check && $map;
2370	} else {	2604	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2605	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2606	}
2373		2607
2374	$map	2608	$map
2375	};	2609	};
2376		2610
…		…
2429	$rmp->{origin_y} = $exit->y;	2663	$rmp->{origin_y} = $exit->y;
2430	}	2664	}
2431		2665
2432	$rmp->{random_seed} ||= $exit->random_seed;	2666	$rmp->{random_seed} ||= $exit->random_seed;
2433		2667
2434	my $data = cf::to_json $rmp;	2668	my $data = cf::encode_json $rmp;
2435	my $md5 = Digest::MD5::md5_hex $data;	2669	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2670	my $meta = "$RANDOMDIR/$md5.meta";
2437		2671
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2673	aio_write $fh, 0, (length $data), $data, 0;
…		…
2466	# if exit is damned, update players death & WoR home-position	2700	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)	2701	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);	2702	if $exit->flag (FLAG_DAMNED);
2469		2703
2470	(async {	2704	(async {
		2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2706
2471	$self->deactivate_recursive; # just to be sure	2707	$self->deactivate_recursive; # just to be sure
2472	unless (eval {	2708	unless (eval {
2473	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($slaying, $hp, $sp);
2474		2710
2475	1;	2711	1;
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2512		2748
2513	=cut	2749	=cut
2514		2750
		2751	# non-persistent channels (usually the info channel)
2515	our %CHANNEL = (	2752	our %CHANNEL = (
2516	"c/identify" => {	2753	"c/identify" => {
2517	id => "identify",	2754	id => "infobox",
2518	title => "Identify",	2755	title => "Identify",
2519	reply => undef,	2756	reply => undef,
2520	tooltip => "Items recently identified",	2757	tooltip => "Items recently identified",
2521	},	2758	},
2522	"c/examine" => {	2759	"c/examine" => {
2523	id => "examine",	2760	id => "infobox",
2524	title => "Examine",	2761	title => "Examine",
2525	reply => undef,	2762	reply => undef,
2526	tooltip => "Signs and other items you examined",	2763	tooltip => "Signs and other items you examined",
2527	},	2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/uptime" => {
		2790	id => "infobox",
		2791	title => "Uptime",
		2792	reply => undef,
		2793	tooltip => "How long the server has been running since last restart",
		2794	},
		2795	"c/mapinfo" => {
		2796	id => "infobox",
		2797	title => "Map Info",
		2798	reply => undef,
		2799	tooltip => "Information related to the maps",
		2800	},
2528	);	2801	);
2529		2802
2530	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2531	my ($self, $channel, $msg, $color, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2532		2805
2533	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg);
2534		2807
2535	$color &= cf::NDI_CLIENT_MASK; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2536		2809
2537	# check predefined channels, for the benefit of C	2810	# check predefined channels, for the benefit of C
2538	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2811	if ($CHANNEL{$channel}) {
		2812	$channel = $CHANNEL{$channel};
2539		2813
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816
		2817	$channel = $channel->{id};
		2818
2540	if (ref $channel) {	2819	} elsif (ref $channel) {
2541	# send meta info to client, if not yet sent	2820	# send meta info to client, if not yet sent
2542	unless (exists $self->{channel}{$channel->{id}}) {	2821	unless (exists $self->{channel}{$channel->{id}}) {
2543	$self->{channel}{$channel->{id}} = $channel;	2822	$self->{channel}{$channel->{id}} = $channel;
2544	$self->ext_msg (channel_info => $channel)	2823	$self->ext_msg (channel_info => $channel)
2545	if $self->can_msg;	2824	if $self->can_msg;
…		…
2762	=pod	3041	=pod
2763		3042
2764	The following functions and methods are available within a safe environment:	3043	The following functions and methods are available within a safe environment:
2765		3044
2766	cf::object	3045	cf::object
2767	contr pay_amount pay_player map x y force_find force_add	3046	contr pay_amount pay_player map x y force_find force_add destroy
2768	insert remove name archname title slaying race decrease_ob_nr	3047	insert remove name archname title slaying race decrease_ob_nr
2769		3048
2770	cf::object::player	3049	cf::object::player
2771	player	3050	player
2772		3051
…		…
2779	=cut	3058	=cut
2780		3059
2781	for (	3060	for (
2782	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2783	insert remove inv name archname title slaying race	3062	insert remove inv name archname title slaying race
2784	decrease_ob_nr)],	3063	decrease_ob_nr destroy)],
2785	["cf::object::player" => qw(player)],	3064	["cf::object::player" => qw(player)],
2786	["cf::player" => qw(peaceful)],	3065	["cf::player" => qw(peaceful)],
2787	["cf::map" => qw(trigger)],	3066	["cf::map" => qw(trigger)],
2788	) {	3067	) {
2789	no strict 'refs';	3068	no strict 'refs';
…		…
2894	{	3173	{
2895	my $faces = $facedata->{faceinfo};	3174	my $faces = $facedata->{faceinfo};
2896		3175
2897	while (my ($face, $info) = each %$faces) {	3176	while (my ($face, $info) = each %$faces) {
2898	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3178
2899	cf::face::set_visibility $idx, $info->{visibility};	3179	cf::face::set_visibility $idx, $info->{visibility};
2900	cf::face::set_magicmap $idx, $info->{magicmap};	3180	cf::face::set_magicmap $idx, $info->{magicmap};
2901	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2902	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2903		3183
2904	cf::cede_to_tick;	3184	cf::cede_to_tick;
2905	}	3185	}
2906		3186
2907	while (my ($face, $info) = each %$faces) {	3187	while (my ($face, $info) = each %$faces) {
2908	next unless $info->{smooth};	3188	next unless $info->{smooth};
		3189
2909	my $idx = cf::face::find $face	3190	my $idx = cf::face::find $face
2910	or next;	3191	or next;
		3192
2911	if (my $smooth = cf::face::find $info->{smooth}) {	3193	if (my $smooth = cf::face::find $info->{smooth}) {
2912	cf::face::set_smooth $idx, $smooth;	3194	cf::face::set_smooth $idx, $smooth;
2913	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3195	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2914	} else {	3196	} else {
2915	warn "smooth face '$info->{smooth}' not found for face '$face'";	3197	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2933	{	3215	{
2934	# TODO: for gcfclient pleasure, we should give resources	3216	# TODO: for gcfclient pleasure, we should give resources
2935	# that gcfclient doesn't grok a >10000 face index.	3217	# that gcfclient doesn't grok a >10000 face index.
2936	my $res = $facedata->{resource};	3218	my $res = $facedata->{resource};
2937		3219
2938	my $soundconf = delete $res->{"res/sound.conf"};
2939
2940	while (my ($name, $info) = each %$res) {	3220	while (my ($name, $info) = each %$res) {
		3221	if (defined $info->{type}) {
2941	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3222	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2942	my $data;	3223	my $data;
2943		3224
2944	if ($info->{type} & 1) {	3225	if ($info->{type} & 1) {
2945	# prepend meta info	3226	# prepend meta info
2946		3227
2947	my $meta = $enc->encode ({	3228	my $meta = $enc->encode ({
2948	name => $name,	3229	name => $name,
2949	%{ $info->{meta} || {} },	3230	%{ $info->{meta} || {} },
2950	});	3231	});
2951		3232
2952	$data = pack "(w/a*)*", $meta, $info->{data};	3233	$data = pack "(w/a*)*", $meta, $info->{data};
		3234	} else {
		3235	$data = $info->{data};
		3236	}
		3237
		3238	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3239	cf::face::set_type $idx, $info->{type};
2953	} else {	3240	} else {
2954	$data = $info->{data};	3241	$RESOURCE{$name} = $info;
2955	}	3242	}
2956		3243
2957	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2958	cf::face::set_type $idx, $info->{type};
2959
2960	cf::cede_to_tick;	3244	cf::cede_to_tick;
2961	}	3245	}
2962
2963	if ($soundconf) {
2964	$soundconf = $enc->decode (delete $soundconf->{data});
2965
2966	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2967	my $sound = $soundconf->{compat}[$_]
2968	or next;
2969
2970	my $face = cf::face::find "sound/$sound->[1]";
2971	cf::sound::set $sound->[0] => $face;
2972	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2973	}
2974
2975	while (my ($k, $v) = each %{$soundconf->{event}}) {
2976	my $face = cf::face::find "sound/$v";
2977	cf::sound::set $k => $face;
2978	}
2979	}
2980	}	3246	}
		3247
		3248	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2981		3249
2982	1	3250	1
2983	}	3251	}
		3252
		3253	cf::global->attach (on_resource_update => sub {
		3254	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3255	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3256
		3257	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3258	my $sound = $soundconf->{compat}[$_]
		3259	or next;
		3260
		3261	my $face = cf::face::find "sound/$sound->[1]";
		3262	cf::sound::set $sound->[0] => $face;
		3263	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3264	}
		3265
		3266	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3267	my $face = cf::face::find "sound/$v";
		3268	cf::sound::set $k => $face;
		3269	}
		3270	}
		3271	});
2984		3272
2985	register_exticmd fx_want => sub {	3273	register_exticmd fx_want => sub {
2986	my ($ns, $want) = @_;	3274	my ($ns, $want) = @_;
2987		3275
2988	while (my ($k, $v) = each %$want) {	3276	while (my ($k, $v) = each %$want) {
…		…
3043	sub reload_config {	3331	sub reload_config {
3044	open my $fh, "<:utf8", "$CONFDIR/config"	3332	open my $fh, "<:utf8", "$CONFDIR/config"
3045	or return;	3333	or return;
3046		3334
3047	local $/;	3335	local $/;
3048	*CFG = YAML::Syck::Load <$fh>;	3336	*CFG = YAML::Load <$fh>;
3049		3337
3050	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3051		3339
3052	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3340	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3053	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3341	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3064	sub main {	3352	sub main {
3065	# we must not ever block the main coroutine	3353	# we must not ever block the main coroutine
3066	local $Coro::idle = sub {	3354	local $Coro::idle = sub {
3067	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3068	(async {	3356	(async {
3069	Event::one_event;	3357	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3358	EV::loop EV::LOOP_ONESHOT;
3070	})->prio (Coro::PRIO_MAX);	3359	})->prio (Coro::PRIO_MAX);
3071	};	3360	};
3072		3361
3073	reload_config;	3362	reload_config;
3074	db_init;	3363	db_init;
3075	load_extensions;	3364	load_extensions;
3076		3365
3077	$TICK_WATCHER->start;	3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3367	evthread_start;
3078	Event::loop;	3368	EV::loop;
3079	}	3369	}
3080		3370
3081	#############################################################################	3371	#############################################################################
3082	# initialisation and cleanup	3372	# initialisation and cleanup
3083		3373
3084	# install some emergency cleanup handlers	3374	# install some emergency cleanup handlers
3085	BEGIN {	3375	BEGIN {
		3376	our %SIGWATCHER = ();
3086	for my $signal (qw(INT HUP TERM)) {	3377	for my $signal (qw(INT HUP TERM)) {
3087	Event->signal (	3378	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3088	reentrant => 0,
3089	data => WF_AUTOCANCEL,
3090	signal => $signal,
3091	prio => 0,
3092	cb => sub {
3093	cf::cleanup "SIG$signal";	3379	cf::cleanup "SIG$signal";
3094	},
3095	);	3380	};
3096	}	3381	}
3097	}	3382	}
3098		3383
3099	sub write_runtime {	3384	sub write_runtime {
3100	my $runtime = "$LOCALDIR/runtime";	3385	my $runtime = "$LOCALDIR/runtime";
…		…
3145	# and maps saved/destroyed asynchronously.	3430	# and maps saved/destroyed asynchronously.
3146	warn "begin emergency player save\n";	3431	warn "begin emergency player save\n";
3147	for my $login (keys %cf::PLAYER) {	3432	for my $login (keys %cf::PLAYER) {
3148	my $pl = $cf::PLAYER{$login} or next;	3433	my $pl = $cf::PLAYER{$login} or next;
3149	$pl->valid or next;	3434	$pl->valid or next;
		3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3150	$pl->save;	3436	$pl->save;
3151	}	3437	}
3152	warn "end emergency player save\n";	3438	warn "end emergency player save\n";
3153		3439
3154	warn "begin emergency map save\n";	3440	warn "begin emergency map save\n";
…		…
3193	warn "syncing database to disk";	3479	warn "syncing database to disk";
3194	BDB::db_env_txn_checkpoint $DB_ENV;	3480	BDB::db_env_txn_checkpoint $DB_ENV;
3195		3481
3196	# if anything goes wrong in here, we should simply crash as we already saved	3482	# if anything goes wrong in here, we should simply crash as we already saved
3197		3483
3198	warn "cancelling all WF_AUTOCANCEL watchers";
3199	for (Event::all_watchers) {
3200	$_->cancel if $_->data & WF_AUTOCANCEL;
3201	}
3202
3203	warn "flushing outstanding aio requests";	3484	warn "flushing outstanding aio requests";
3204	for (;;) {	3485	for (;;) {
3205	BDB::flush;	3486	BDB::flush;
3206	IO::AIO::flush;	3487	IO::AIO::flush;
3207	Coro::cede;	3488	Coro::cede_notself;
3208	last unless IO::AIO::nreqs || BDB::nreqs;	3489	last unless IO::AIO::nreqs || BDB::nreqs;
3209	warn "iterate...";	3490	warn "iterate...";
3210	}	3491	}
3211		3492
3212	++$RELOAD;	3493	++$RELOAD;
…		…
3288	warn "leaving sync_job";	3569	warn "leaving sync_job";
3289		3570
3290	1	3571	1
3291	} or do {	3572	} or do {
3292	warn $@;	3573	warn $@;
3293	warn "error while reloading, exiting.";	3574	cf::cleanup "error while reloading, exiting.";
3294	exit 1;
3295	};	3575	};
3296		3576
3297	warn "reloaded";	3577	warn "reloaded";
3298	};	3578	};
3299		3579
…		…
3301		3581
3302	sub reload_perl() {	3582	sub reload_perl() {
3303	# doing reload synchronously and two reloads happen back-to-back,	3583	# doing reload synchronously and two reloads happen back-to-back,
3304	# coro crashes during coro_state_free->destroy here.	3584	# coro crashes during coro_state_free->destroy here.
3305		3585
3306	$RELOAD_WATCHER ||= Event->timer (	3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3307	reentrant => 0,
3308	after => 0,
3309	data => WF_AUTOCANCEL,
3310	cb => sub {
3311	do_reload_perl;	3587	do_reload_perl;
3312	undef $RELOAD_WATCHER;	3588	undef $RELOAD_WATCHER;
3313	},
3314	);	3589	};
3315	}	3590	}
3316		3591
3317	register_command "reload" => sub {	3592	register_command "reload" => sub {
3318	my ($who, $arg) = @_;	3593	my ($who, $arg) = @_;
3319		3594
3320	if ($who->flag (FLAG_WIZ)) {	3595	if ($who->flag (FLAG_WIZ)) {
3321	$who->message ("reloading server.");	3596	$who->message ("reloading server.");
		3597	async {
		3598	$Coro::current->{desc} = "perl_reload";
3322	async { reload_perl };	3599	reload_perl;
		3600	};
3323	}	3601	}
3324	};	3602	};
3325		3603
3326	unshift @INC, $LIBDIR;	3604	unshift @INC, $LIBDIR;
3327		3605
…		…
3329		3607
3330	our @WAIT_FOR_TICK;	3608	our @WAIT_FOR_TICK;
3331	our @WAIT_FOR_TICK_BEGIN;	3609	our @WAIT_FOR_TICK_BEGIN;
3332		3610
3333	sub wait_for_tick {	3611	sub wait_for_tick {
3334	return unless $TICK_WATCHER->is_active;	3612	return if tick_inhibit;
3335	return if $Coro::current == $Coro::main;	3613	return if $Coro::current == $Coro::main;
3336		3614
3337	my $signal = new Coro::Signal;	3615	my $signal = new Coro::Signal;
3338	push @WAIT_FOR_TICK, $signal;	3616	push @WAIT_FOR_TICK, $signal;
3339	$signal->wait;	3617	$signal->wait;
3340	}	3618	}
3341		3619
3342	sub wait_for_tick_begin {	3620	sub wait_for_tick_begin {
3343	return unless $TICK_WATCHER->is_active;	3621	return if tick_inhibit;
3344	return if $Coro::current == $Coro::main;	3622	return if $Coro::current == $Coro::main;
3345		3623
3346	my $signal = new Coro::Signal;	3624	my $signal = new Coro::Signal;
3347	push @WAIT_FOR_TICK_BEGIN, $signal;	3625	push @WAIT_FOR_TICK_BEGIN, $signal;
3348	$signal->wait;	3626	$signal->wait;
3349	}	3627	}
3350		3628
3351	my $min = 1e6;#d#	3629	sub tick {
3352	my $avg = 10;
3353	$TICK_WATCHER = Event->timer (
3354	reentrant => 0,
3355	parked => 1,
3356	prio => 0,
3357	at => $NEXT_TICK || $TICK,
3358	data => WF_AUTOCANCEL,
3359	cb => sub {
3360	if ($Coro::current != $Coro::main) {	3630	if ($Coro::current != $Coro::main) {
3361	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3631	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3362	unless ++$bug_warning > 10;	3632	unless ++$bug_warning > 10;
3363	return;	3633	return;
3364	}	3634	}
3365		3635
3366	$NOW = $tick_start = Event::time;
3367
3368	cf::server_tick; # one server iteration	3636	cf::server_tick; # one server iteration
3369		3637
3370	0 && sync_job {#d#	3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3371	for(1..10) {	3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3372	my $t = Event::time;	3640	Coro::async_pool {
3373	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3641	$Coro::current->{desc} = "runtime saver";
3374	or die;	3642	write_runtime
3375		3643	or warn "ERROR: unable to write runtime file: $!";
3376	$map->width (50);
3377	$map->height (50);
3378	$map->alloc;
3379	$map->_load_objects ("/tmp/x.map", 1);
3380	my $t = Event::time - $t;
3381
3382	#next unless $t < 0.0013;#d#
3383	if ($t < $min) {
3384	$min = $t;
3385	}
3386	$avg = $avg * 0.99 + $t * 0.01;
3387	}
3388	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3389	exit 0;
3390	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3391	};	3644	};
		3645	}
3392		3646
3393	$RUNTIME += $TICK;
3394	$NEXT_TICK += $TICK;
3395
3396	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3397	$NEXT_RUNTIME_WRITE = $NOW + 10;
3398	Coro::async_pool {
3399	write_runtime
3400	or warn "ERROR: unable to write runtime file: $!";
3401	};
3402	}
3403
3404	# my $AFTER = Event::time;
3405	# warn $AFTER - $NOW;#d#
3406
3407	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3408	$sig->send;	3648	$sig->send;
3409	}	3649	}
3410	while (my $sig = shift @WAIT_FOR_TICK) {	3650	while (my $sig = shift @WAIT_FOR_TICK) {
3411	$sig->send;	3651	$sig->send;
3412	}	3652	}
3413		3653
3414	$NOW = Event::time;	3654	$LOAD = ($NOW - $TICK_START) / $TICK;
3415
3416	# if we are delayed by four ticks or more, skip them all
3417	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3418
3419	$TICK_WATCHER->at ($NEXT_TICK);
3420	$TICK_WATCHER->start;
3421
3422	$LOAD = ($NOW - $tick_start) / $TICK;
3423	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3655	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3424		3656
3425	_post_tick;	3657	if (0) {
3426		3658	if ($NEXT_TICK) {
3427		3659	my $jitter = $TICK_START - $NEXT_TICK;
		3660	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3661	warn "jitter $JITTER\n";#d#
		3662	}
3428	},	3663	}
3429	);	3664	}
3430		3665
3431	{	3666	{
3432	BDB::max_poll_time $TICK * 0.1;	3667	# configure BDB
3433	$BDB_POLL_WATCHER = Event->io (	3668
3434	reentrant => 0,
3435	fd => BDB::poll_fileno,
3436	poll => 'r',
3437	prio => 0,
3438	data => WF_AUTOCANCEL,
3439	cb => \&BDB::poll_cb,
3440	);
3441	BDB::min_parallel 8;	3669	BDB::min_parallel 8;
3442		3670	BDB::max_poll_reqs $TICK * 0.1;
3443	BDB::set_sync_prepare {	3671	$Coro::BDB::WATCHER->priority (1);
3444	my $status;
3445	my $current = $Coro::current;
3446	(
3447	sub {
3448	$status = $!;
3449	$current->ready; undef $current;
3450	},
3451	sub {
3452	Coro::schedule while defined $current;
3453	$! = $status;
3454	},
3455	)
3456	};
3457		3672
3458	unless ($DB_ENV) {	3673	unless ($DB_ENV) {
3459	$DB_ENV = BDB::db_env_create;	3674	$DB_ENV = BDB::db_env_create;
		3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3676	| BDB::LOG_AUTOREMOVE, 1);
		3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3460		3679
3461	cf::sync_job {	3680	cf::sync_job {
3462	eval {	3681	eval {
3463	BDB::db_env_open	3682	BDB::db_env_open
3464	$DB_ENV,	3683	$DB_ENV,
…		…
3466	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3685	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3467	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3686	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3468	0666;	3687	0666;
3469		3688
3470	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3689	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3471
3472	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3473	$DB_ENV->set_lk_detect;
3474	};	3690	};
3475		3691
3476	cf::cleanup "db_env_open(db): $@" if $@;	3692	cf::cleanup "db_env_open(db): $@" if $@;
3477	};	3693	};
3478	}	3694	}
		3695
		3696	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3697	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3698	};
		3699	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3700	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3701	};
		3702	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3703	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3704	};
3479	}	3705	}
3480		3706
3481	{	3707	{
		3708	# configure IO::AIO
		3709
3482	IO::AIO::min_parallel 8;	3710	IO::AIO::min_parallel 8;
3483
3484	undef $Coro::AIO::WATCHER;
3485	IO::AIO::max_poll_time $TICK * 0.1;	3711	IO::AIO::max_poll_time $TICK * 0.1;
3486	$AIO_POLL_WATCHER = Event->io (	3712	$Coro::AIO::WATCHER->priority (1);
3487	reentrant => 0,
3488	data => WF_AUTOCANCEL,
3489	fd => IO::AIO::poll_fileno,
3490	poll => 'r',
3491	prio => 6,
3492	cb => \&IO::AIO::poll_cb,
3493	);
3494	}	3713	}
3495		3714
3496	my $_log_backtrace;	3715	my $_log_backtrace;
3497		3716
3498	sub _log_backtrace {	3717	sub _log_backtrace {
…		…
3502		3721
3503	# limit the # of concurrent backtraces	3722	# limit the # of concurrent backtraces
3504	if ($_log_backtrace < 2) {	3723	if ($_log_backtrace < 2) {
3505	++$_log_backtrace;	3724	++$_log_backtrace;
3506	async {	3725	async {
		3726	$Coro::current->{desc} = "abt $msg";
		3727
3507	my @bt = fork_call {	3728	my @bt = fork_call {
3508	@addr = map { sprintf "%x", $_ } @addr;	3729	@addr = map { sprintf "%x", $_ } @addr;
3509	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3730	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3510	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3731	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3511	or die "addr2line: $!";	3732	or die "addr2line: $!";

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