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Comparing cf.schmorp.de/server/lib/cf.pm (file contents):
Revision 1.356 by root, Tue Sep 4 05:43:21 2007 UTC vs.
Revision 1.419 by root, Sun Apr 13 01:34:09 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, %PLAYER_LOADING); # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # 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) = @_;
…		…
491	}, @args;	549	}, @args;
492		550
493	wantarray ? @res : $res[-1]	551	wantarray ? @res : $res[-1]
494	}	552	}
495		553
		554	=item $coin = coin_from_name $name
		555
		556	=cut
		557
		558	our %coin_alias = (
		559	"silver" => "silvercoin",
		560	"silvercoin" => "silvercoin",
		561	"silvercoins" => "silvercoin",
		562	"gold" => "goldcoin",
		563	"goldcoin" => "goldcoin",
		564	"goldcoins" => "goldcoin",
		565	"platinum" => "platinacoin",
		566	"platinumcoin" => "platinacoin",
		567	"platinumcoins" => "platinacoin",
		568	"platina" => "platinacoin",
		569	"platinacoin" => "platinacoin",
		570	"platinacoins" => "platinacoin",
		571	"royalty" => "royalty",
		572	"royalties" => "royalty",
		573	);
		574
		575	sub coin_from_name($) {
		576	$coin_alias{$_[0]}
		577	? cf::arch::find $coin_alias{$_[0]}
		578	: undef
		579	}
		580
496	=item $value = cf::db_get $family => $key	581	=item $value = cf::db_get $family => $key
497		582
498	Returns a single value from the environment database.	583	Returns a single value from the environment database.
499		584
500	=item cf::db_put $family => $key => $value	585	=item cf::db_put $family => $key => $value
501		586
502	Stores the given C<$value> in the family. It can currently store binary	587	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	588	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		589
		590	=item $db = cf::db_table "name"
		591
		592	Create and/or open a new database table. The string must not be "db" and must be unique
		593	within each server.
		594
505	=cut	595	=cut
		596
		597	sub db_table($) {
		598	my ($name) = @_;
		599	my $db = BDB::db_create $DB_ENV;
		600
		601	eval {
		602	$db->set_flags (BDB::CHKSUM);
		603
		604	utf8::encode $name;
		605	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		606	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		607	cf::cleanup "db_open(db): $!" if $!;
		608	};
		609	cf::cleanup "db_open(db): $@" if $@;
		610
		611	$db
		612	}
506		613
507	our $DB;	614	our $DB;
508		615
509	sub db_init {	616	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	617	cf::sync_job {
514	eval {	618	$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	}	619	};
524	}	620	}
525		621
526	sub db_get($$) {	622	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	623	my $key = "$_[0]/$_[1]";
528		624
…		…
632	attach callbacks/event handlers (a collection of which is called an "attachment")	728	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	729	to it. All such attachable objects support the following methods.
634		730
635	In the following description, CLASS can be any of C<global>, C<object>	731	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	732	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	733	Deliantra).
638		734
639	=over 4	735	=over 4
640		736
641	=item $attachable->attach ($attachment, key => $value...)	737	=item $attachable->attach ($attachment, key => $value...)
642		738
…		…
924	}	1020	}
925		1021
926	0	1022	0
927	}	1023	}
928		1024
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1025	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1026
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1028
933	Generate an object-specific event with the given arguments.	1029	Generate an object-specific event with the given arguments.
934		1030
…		…
940		1036
941	=cut	1037	=cut
942		1038
943	#############################################################################	1039	#############################################################################
944	# object support	1040	# object support
945	#
946		1041
		1042	sub _object_equal($$);
		1043	sub _object_equal($$) {
		1044	my ($a, $b) = @_;
		1045
		1046	return 0 unless (ref $a) eq (ref $b);
		1047
		1048	if ("HASH" eq ref $a) {
		1049	my @ka = keys %$a;
		1050	my @kb = keys %$b;
		1051
		1052	return 0 if @ka != @kb;
		1053
		1054	for (0 .. $#ka) {
		1055	return 0 unless $ka[$_] eq $kb[$_];
		1056	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1057	}
		1058
		1059	} elsif ("ARRAY" eq ref $a) {
		1060
		1061	return 0 if @$a != @$b;
		1062
		1063	for (0 .. $#$a) {
		1064	return 0 unless _object_equal $a->[$_], $b->[$_];
		1065	}
		1066
		1067	} elsif ($a ne $b) {
		1068	return 0;
		1069	}
		1070
		1071	1
		1072	}
		1073
		1074	our $SLOW_MERGES;#d#
947	sub _can_merge {	1075	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1076	my ($ob1, $ob2) = @_;
949		1077
950	local $Storable::canonical = 1;	1078	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1079
954	$fob1 eq $fob2	1080	# we do the slow way here
		1081	return _object_equal $ob1, $ob2
955	}	1082	}
956		1083
957	sub reattach {	1084	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1085	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1086	my ($obj) = @_;
…		…
981	cf::attachable->attach (	1108	cf::attachable->attach (
982	prio => -1000000,	1109	prio => -1000000,
983	on_instantiate => sub {	1110	on_instantiate => sub {
984	my ($obj, $data) = @_;	1111	my ($obj, $data) = @_;
985		1112
986	$data = from_json $data;	1113	$data = decode_json $data;
987		1114
988	for (@$data) {	1115	for (@$data) {
989	my ($name, $args) = @$_;	1116	my ($name, $args) = @$_;
990		1117
991	$obj->attach ($name, %{$args || {} });	1118	$obj->attach ($name, %{$args || {} });
…		…
1005	);	1132	);
1006		1133
1007	sub object_freezer_save {	1134	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1135	my ($filename, $rdata, $objs) = @_;
1009		1136
1010	my $guard = cf::lock_acquire "io";
1011
1012	sync_job {	1137	sync_job {
1013	if (length $$rdata) {	1138	if (length $$rdata) {
		1139	utf8::decode (my $decname = $filename);
1014	warn sprintf "saving %s (%d,%d)\n",	1140	warn sprintf "saving %s (%d,%d)\n",
1015	$filename, length $$rdata, scalar @$objs;	1141	$decname, length $$rdata, scalar @$objs;
1016		1142
1017	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1018	chmod SAVE_MODE, $fh;	1144	chmod SAVE_MODE, $fh;
1019	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1020	aio_fsync $fh if $cf::USE_FSYNC;	1146	aio_fsync $fh if $cf::USE_FSYNC;
1021	close $fh;	1147	close $fh;
1022		1148
1023	if (@$objs) {	1149	if (@$objs) {
1024	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1025	chmod SAVE_MODE, $fh;	1151	chmod SAVE_MODE, $fh;
1026	my $data = Storable::nfreeze { version => 1, objs => $objs };	1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1027	aio_write $fh, 0, (length $data), $data, 0;	1153	aio_write $fh, 0, (length $data), $data, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1155	close $fh;
1030	aio_rename "$filename.pst~", "$filename.pst";	1156	aio_rename "$filename.pst~", "$filename.pst";
1031	}	1157	}
…		…
1040	} else {	1166	} else {
1041	aio_unlink $filename;	1167	aio_unlink $filename;
1042	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
1043	}	1169	}
1044	};	1170	};
1045
1046	undef $guard;
1047	}	1171	}
1048		1172
1049	sub object_freezer_as_string {	1173	sub object_freezer_as_string {
1050	my ($rdata, $objs) = @_;	1174	my ($rdata, $objs) = @_;
1051		1175
…		…
1056		1180
1057	sub object_thawer_load {	1181	sub object_thawer_load {
1058	my ($filename) = @_;	1182	my ($filename) = @_;
1059		1183
1060	my ($data, $av);	1184	my ($data, $av);
1061
1062	my $guard = cf::lock_acquire "io";
1063		1185
1064	(aio_load $filename, $data) >= 0	1186	(aio_load $filename, $data) >= 0
1065	or return;	1187	or return;
1066		1188
1067	unless (aio_stat "$filename.pst") {	1189	unless (aio_stat "$filename.pst") {
1068	(aio_load "$filename.pst", $av) >= 0	1190	(aio_load "$filename.pst", $av) >= 0
1069	or return;	1191	or return;
1070		1192
1071	undef $guard;
1072	$av = eval { (Storable::thaw $av)->{objs} };	1193	my $st = eval { Coro::Storable::thaw $av };
		1194	$av = $st->{objs};
1073	}	1195	}
1074		1196
		1197	utf8::decode (my $decname = $filename);
1075	warn sprintf "loading %s (%d)\n",	1198	warn sprintf "loading %s (%d,%d)\n",
1076	$filename, length $data, scalar @{$av || []};	1199	$decname, length $data, scalar @{$av || []};
1077		1200
1078	($data, $av)	1201	($data, $av)
1079	}	1202	}
1080		1203
1081	=head2 COMMAND CALLBACKS	1204	=head2 COMMAND CALLBACKS
…		…
1232	my $msg = $@ ? "$v->{path}: $@\n"	1355	my $msg = $@ ? "$v->{path}: $@\n"
1233	: "$v->{base}: extension inactive.\n";	1356	: "$v->{base}: extension inactive.\n";
1234		1357
1235	if (exists $v->{meta}{mandatory}) {	1358	if (exists $v->{meta}{mandatory}) {
1236	warn $msg;	1359	warn $msg;
1237	warn "mandatory extension failed to load, exiting.\n";	1360	cf::cleanup "mandatory extension failed to load, exiting.";
1238	exit 1;
1239	}	1361	}
1240		1362
1241	warn $msg;	1363	warn $msg;
1242	}	1364	}
1243		1365
…		…
1268	use Coro::AIO;	1390	use Coro::AIO;
1269		1391
1270	=head3 cf::player	1392	=head3 cf::player
1271		1393
1272	=over 4	1394	=over 4
		1395
		1396	=item cf::player::num_playing
		1397
		1398	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1399
		1400	=cut
		1401
		1402	sub num_playing {
		1403	scalar grep
		1404	$_->ob->map
		1405	&& !$_->hidden
		1406	&& !$_->ob->flag (cf::FLAG_WIZ),
		1407	cf::player::list
		1408	}
1273		1409
1274	=item cf::player::find $login	1410	=item cf::player::find $login
1275		1411
1276	Returns the given player object, loading it if necessary (might block).	1412	Returns the given player object, loading it if necessary (might block).
1277		1413
…		…
1316	aio_unlink +(playerdir $login) . "/$login.pl";	1452	aio_unlink +(playerdir $login) . "/$login.pl";
1317		1453
1318	my $f = new_from_file cf::object::thawer path $login	1454	my $f = new_from_file cf::object::thawer path $login
1319	or return;	1455	or return;
1320		1456
1321	$f->next;
1322	my $pl = cf::player::load_pl $f	1457	my $pl = cf::player::load_pl $f
1323	or return;	1458	or return;
1324	local $cf::PLAYER_LOADING{$login} = $pl;	1459	local $cf::PLAYER_LOADING{$login} = $pl;
1325	$f->resolve_delayed_derefs;	1460	$f->resolve_delayed_derefs;
1326	$cf::PLAYER{$login} = $pl	1461	$cf::PLAYER{$login} = $pl
…		…
1478		1613
1479	Expand crossfire pod fragments into protocol xml.	1614	Expand crossfire pod fragments into protocol xml.
1480		1615
1481	=cut	1616	=cut
1482		1617
		1618	use re 'eval';
		1619
		1620	my $group;
		1621	my $interior; $interior = qr{
		1622	# match a pod interior sequence sans C<< >>
		1623	(?:
		1624	\ (.*?)\ (?{ $group = $^N })
		1625	| < (??{$interior}) >
		1626	)
		1627	}x;
		1628
1483	sub expand_cfpod {	1629	sub expand_cfpod {
1484	((my $self), (local $_)) = @_;	1630	my ($self, $pod) = @_;
1485		1631
1486	# escape & and <	1632	my $xml;
1487	s/&/&amp;/g;
1488	s/(?<![BIUGHT])</&lt;/g;
1489		1633
1490	# this is buggy, it needs to properly take care of nested <'s	1634	while () {
		1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1636	$group = $1;
1491		1637
1492	1 while	1638	$group =~ s/&/&amp;/g;
1493	# replace B<>, I<>, U<> etc.	1639	$group =~ s/</&lt;/g;
1494	s/B<([^\>]*)>/<b>$1<\/b>/	1640
1495	|| s/I<([^\>]*)>/<i>$1<\/i>/	1641	$xml .= $group;
1496	|| s/U<([^\>]*)>/<u>$1<\/u>/	1642	} elsif ($pod =~ m%\G
1497	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1643	([BCGHITU])
1498	# replace G<male|female> tags	1644	<
1499	|| s{G<([^>|]*)\|([^>]*)>}{	1645	(?:
1500	$self->gender ? $2 : $1	1646	([^<>]*) (?{ $group = $^N })
1501	}ge	1647	| < $interior >
1502	# replace H<hint text>	1648	)
1503	|| s{H<([^\>]*)>}	1649	>
		1650	%gcsx
1504	{	1651	) {
		1652	my ($code, $data) = ($1, $group);
		1653
		1654	if ($code eq "B") {
		1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1656	} elsif ($code eq "I") {
		1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1658	} elsif ($code eq "U") {
		1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1660	} elsif ($code eq "C") {
		1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1662	} elsif ($code eq "T") {
		1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1664	} elsif ($code eq "G") {
		1665	my ($male, $female) = split /\|/, $data;
		1666	$data = $self->gender ? $female : $male;
		1667	$xml .= expand_cfpod ($self, $data);
		1668	} elsif ($code eq "H") {
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")	1671	"")
1508	[$self->{hintmode}]	1672	[$self->{hintmode}];
		1673	} else {
		1674	$xml .= "error processing '$code($data)' directive";
1509	}ge;	1675	}
		1676	} else {
		1677	if ($pod =~ /\G(.+)/) {
		1678	warn "parse error while expanding $pod (at $1)";
		1679	}
		1680	last;
		1681	}
		1682	}
1510		1683
		1684	for ($xml) {
1511	# create single paragraphs (very hackish)	1685	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;	1686	s/(?<=\S)\n(?=\w)/ /g;
1513		1687
1514	# compress some whitespace	1688	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends	1689	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines	1690	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines	1691	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines	1692	s/\n+$//; # ending lines
		1693	}
1519		1694
1520	$_	1695	$xml
1521	}	1696	}
		1697
		1698	no re 'eval';
1522		1699
1523	sub hintmode {	1700	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;	1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}	1702	$_[0]{hintmode}
1526	}	1703	}
…		…
1598	our $MAX_RESET = 3600;	1775	our $MAX_RESET = 3600;
1599	our $DEFAULT_RESET = 3000;	1776	our $DEFAULT_RESET = 3000;
1600		1777
1601	sub generate_random_map {	1778	sub generate_random_map {
1602	my ($self, $rmp) = @_;	1779	my ($self, $rmp) = @_;
		1780
		1781	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1782
1603	# mit "rum" bekleckern, nicht	1783	# mit "rum" bekleckern, nicht
1604	$self->_create_random_map (	1784	$self->_create_random_map (
1605	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1606	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1607	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1729		1909
1730	# the temporary/swap location	1910	# the temporary/swap location
1731	sub save_path {	1911	sub save_path {
1732	my ($self) = @_;	1912	my ($self) = @_;
1733		1913
1734	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1914	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1735	"$TMPDIR/$path.map"	1915	"$TMPDIR/$path.map"
1736	}	1916	}
1737		1917
1738	# the unique path, undef == no special unique path	1918	# the unique path, undef == no special unique path
1739	sub uniq_path {	1919	sub uniq_path {
1740	my ($self) = @_;	1920	my ($self) = @_;
1741		1921
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$UNIQUEDIR/$path"	1923	"$UNIQUEDIR/$path"
1744	}	1924	}
1745		1925
1746	# and all this just because we cannot iterate over	1926	# and all this just because we cannot iterate over
1747	# all maps in C++...	1927	# all maps in C++...
…		…
1841	sub find {	2021	sub find {
1842	my ($path, $origin) = @_;	2022	my ($path, $origin) = @_;
1843		2023
1844	$path = normalise $path, $origin && $origin->path;	2024	$path = normalise $path, $origin && $origin->path;
1845		2025
		2026	cf::lock_wait "map_data:$path";#d#remove
1846	cf::lock_wait "map_find:$path";	2027	cf::lock_wait "map_find:$path";
1847		2028
1848	$cf::MAP{$path} || do {	2029	$cf::MAP{$path} || do {
1849	my $guard = cf::lock_acquire "map_find:$path";	2030	my $guard1 = cf::lock_acquire "map_find:$path";
		2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2032
1850	my $map = new_from_path cf::map $path	2033	my $map = new_from_path cf::map $path
1851	or return;	2034	or return;
1852		2035
1853	$map->{last_save} = $cf::RUNTIME;	2036	$map->{last_save} = $cf::RUNTIME;
1854		2037
…		…
1856	or return;	2039	or return;
1857		2040
1858	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1859	# doing this can freeze the server in a sync job, obviously	2042	# doing this can freeze the server in a sync job, obviously
1860	#$cf::WAIT_FOR_TICK->wait;	2043	#$cf::WAIT_FOR_TICK->wait;
		2044	undef $guard1;
		2045	undef $guard2;
1861	$map->reset;	2046	$map->reset;
1862	undef $guard;
1863	return find $path;	2047	return find $path;
1864	}	2048	}
1865		2049
1866	$cf::MAP{$path} = $map	2050	$cf::MAP{$path} = $map
1867	}	2051	}
…		…
1876	local $self->{deny_reset} = 1; # loading can take a long time	2060	local $self->{deny_reset} = 1; # loading can take a long time
1877		2061
1878	my $path = $self->{path};	2062	my $path = $self->{path};
1879		2063
1880	{	2064	{
1881	my $guard1 = cf::lock_acquire "map_data:$path";	2065	my $guard = cf::lock_acquire "map_data:$path";
1882	my $guard2 = cf::lock_acquire "map_load:$path";
1883		2066
		2067	return unless $self->valid;
1884	return if $self->in_memory != cf::MAP_SWAPPED;	2068	return unless $self->in_memory == cf::MAP_SWAPPED;
1885		2069
1886	$self->in_memory (cf::MAP_LOADING);	2070	$self->in_memory (cf::MAP_LOADING);
1887		2071
1888	$self->alloc;	2072	$self->alloc;
1889		2073
…		…
2003	}	2187	}
2004		2188
2005	$MAP_PREFETCH{$path} |= $load;	2189	$MAP_PREFETCH{$path} |= $load;
2006		2190
2007	$MAP_PREFETCHER ||= cf::async {	2191	$MAP_PREFETCHER ||= cf::async {
		2192	$Coro::current->{desc} = "map prefetcher";
		2193
2008	while (%MAP_PREFETCH) {	2194	while (%MAP_PREFETCH) {
2009	while (my ($k, $v) = each %MAP_PREFETCH) {	2195	while (my ($k, $v) = each %MAP_PREFETCH) {
2010	if (my $map = find $k) {	2196	if (my $map = find $k) {
2011	$map->load if $v;	2197	$map->load if $v;
2012	}	2198	}
…		…
2038	return if $self->{deny_save};	2224	return if $self->{deny_save};
2039		2225
2040	local $self->{last_access} = $self->last_access;#d#	2226	local $self->{last_access} = $self->last_access;#d#
2041		2227
2042	cf::async {	2228	cf::async {
		2229	$Coro::current->{desc} = "map player save";
2043	$_->contr->save for $self->players;	2230	$_->contr->save for $self->players;
2044	};	2231	};
2045		2232
2046	if ($uniq) {	2233	if ($uniq) {
2047	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
2061		2248
2062	return if $self->players;	2249	return if $self->players;
2063	return if $self->in_memory != cf::MAP_IN_MEMORY;	2250	return if $self->in_memory != cf::MAP_IN_MEMORY;
2064	return if $self->{deny_save};	2251	return if $self->{deny_save};
2065		2252
		2253	$self->in_memory (cf::MAP_SWAPPED);
		2254
		2255	$self->deactivate;
		2256	$_->clear_links_to ($self) for values %cf::MAP;
2066	$self->clear;	2257	$self->clear;
2067	$self->in_memory (cf::MAP_SWAPPED);
2068	}	2258	}
2069		2259
2070	sub reset_at {	2260	sub reset_at {
2071	my ($self) = @_;	2261	my ($self) = @_;
2072		2262
…		…
2104	if $uniq;	2294	if $uniq;
2105	}	2295	}
2106		2296
2107	delete $cf::MAP{$self->path};	2297	delete $cf::MAP{$self->path};
2108		2298
		2299	$self->deactivate;
		2300	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2301	$self->clear;
2110
2111	$_->clear_links_to ($self) for values %cf::MAP;
2112		2302
2113	$self->unlink_save;	2303	$self->unlink_save;
2114	$self->destroy;	2304	$self->destroy;
2115	}	2305	}
2116		2306
…		…
2183		2373
2184	sub unique_maps() {	2374	sub unique_maps() {
2185	[	2375	[
2186	map {	2376	map {
2187	utf8::decode $_;	2377	utf8::decode $_;
2188	/\.map$/	2378	s/\.map$//; # TODO future compatibility hack
		2379	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2380	? ()
2189	? normalise $_	2381	: normalise $_
2190	: ()
2191	} @{ aio_readdir $UNIQUEDIR or [] }	2382	} @{ aio_readdir $UNIQUEDIR or [] }
2192	]	2383	]
2193	}	2384	}
2194		2385
2195	package cf;
2196
2197	=back	2386	=back
2198		2387
2199	=head3 cf::object	2388	=head3 cf::object
2200		2389
2201	=cut	2390	=cut
…		…
2204		2393
2205	=over 4	2394	=over 4
2206		2395
2207	=item $ob->inv_recursive	2396	=item $ob->inv_recursive
2208		2397
2209	Returns the inventory of the object _and_ their inventories, recursively.	2398	Returns the inventory of the object I<and> their inventories, recursively,
		2399	but I<not> the object itself.
2210		2400
2211	=cut	2401	=cut
2212		2402
2213	sub inv_recursive_;	2403	sub inv_recursive_;
2214	sub inv_recursive_ {	2404	sub inv_recursive_ {
…		…
2219	inv_recursive_ inv $_[0]	2409	inv_recursive_ inv $_[0]
2220	}	2410	}
2221		2411
2222	=item $ref = $ob->ref	2412	=item $ref = $ob->ref
2223		2413
2224	creates and returns a persistent reference to an objetc that can be stored as a string.	2414	Creates and returns a persistent reference to an object that can be stored as a string.
2225		2415
2226	=item $ob = cf::object::deref ($refstring)	2416	=item $ob = cf::object::deref ($refstring)
2227		2417
2228	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2418	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2229	even if the object actually exists. May block.	2419	even if the object actually exists. May block.
…		…
2231	=cut	2421	=cut
2232		2422
2233	sub deref {	2423	sub deref {
2234	my ($ref) = @_;	2424	my ($ref) = @_;
2235		2425
2236	# temporary compatibility#TODO#remove
2237	$ref =~ s{^<}{player/<};
2238
2239	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2426	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2240	my ($uuid, $name) = ($1, $2);	2427	my ($uuid, $name) = ($1, $2);
2241	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2428	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2242	or return;	2429	or return;
2243	$pl->ob->uuid eq $uuid	2430	$pl->ob->uuid eq $uuid
2244	or return;	2431	or return;
…		…
2415	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2602	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2416		2603
2417	$self->enter_link;	2604	$self->enter_link;
2418		2605
2419	(async {	2606	(async {
		2607	$Coro::current->{desc} = "player::goto $path $x $y";
		2608
		2609	# *tag paths override both path and x|y
		2610	if ($path =~ /^\*(.*)$/) {
		2611	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2612	my $ob = $obs[rand @obs];
		2613
		2614	# see if we actually can go there
		2615	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2616	$ob = $obs[rand @obs];
		2617	} else {
		2618	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2619	}
		2620	# else put us there anyways for now #d#
		2621
		2622	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2623	} else {
		2624	($path, $x, $y) = (undef, undef, undef);
		2625	}
		2626	}
		2627
2420	my $map = eval {	2628	my $map = eval {
2421	my $map = cf::map::find $path;	2629	my $map = defined $path ? cf::map::find $path : undef;
2422		2630
2423	if ($map) {	2631	if ($map) {
2424	$map = $map->customise_for ($self);	2632	$map = $map->customise_for ($self);
2425	$map = $check->($map) if $check && $map;	2633	$map = $check->($map) if $check && $map;
2426	} else {	2634	} else {
2427	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2635	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2428	}	2636	}
2429		2637
2430	$map	2638	$map
2431	};	2639	};
2432		2640
…		…
2485	$rmp->{origin_y} = $exit->y;	2693	$rmp->{origin_y} = $exit->y;
2486	}	2694	}
2487		2695
2488	$rmp->{random_seed} ||= $exit->random_seed;	2696	$rmp->{random_seed} ||= $exit->random_seed;
2489		2697
2490	my $data = cf::to_json $rmp;	2698	my $data = cf::encode_json $rmp;
2491	my $md5 = Digest::MD5::md5_hex $data;	2699	my $md5 = Digest::MD5::md5_hex $data;
2492	my $meta = "$RANDOMDIR/$md5.meta";	2700	my $meta = "$RANDOMDIR/$md5.meta";
2493		2701
2494	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2702	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2495	aio_write $fh, 0, (length $data), $data, 0;	2703	aio_write $fh, 0, (length $data), $data, 0;
…		…
2522	# if exit is damned, update players death & WoR home-position	2730	# if exit is damned, update players death & WoR home-position
2523	$self->contr->savebed ($slaying, $hp, $sp)	2731	$self->contr->savebed ($slaying, $hp, $sp)
2524	if $exit->flag (FLAG_DAMNED);	2732	if $exit->flag (FLAG_DAMNED);
2525		2733
2526	(async {	2734	(async {
		2735	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2736
2527	$self->deactivate_recursive; # just to be sure	2737	$self->deactivate_recursive; # just to be sure
2528	unless (eval {	2738	unless (eval {
2529	$self->goto ($slaying, $hp, $sp);	2739	$self->goto ($slaying, $hp, $sp);
2530		2740
2531	1;	2741	1;
…		…
2566	the message, with C<log> being the default. If C<$color> is negative, suppress	2776	the message, with C<log> being the default. If C<$color> is negative, suppress
2567	the message unless the client supports the msg packet.	2777	the message unless the client supports the msg packet.
2568		2778
2569	=cut	2779	=cut
2570		2780
		2781	# non-persistent channels (usually the info channel)
2571	our %CHANNEL = (	2782	our %CHANNEL = (
2572	"c/identify" => {	2783	"c/identify" => {
2573	id => "identify",	2784	id => "infobox",
2574	title => "Identify",	2785	title => "Identify",
2575	reply => undef,	2786	reply => undef,
2576	tooltip => "Items recently identified",	2787	tooltip => "Items recently identified",
2577	},	2788	},
2578	"c/examine" => {	2789	"c/examine" => {
2579	id => "examine",	2790	id => "infobox",
2580	title => "Examine",	2791	title => "Examine",
2581	reply => undef,	2792	reply => undef,
2582	tooltip => "Signs and other items you examined",	2793	tooltip => "Signs and other items you examined",
2583	},	2794	},
		2795	"c/book" => {
		2796	id => "infobox",
		2797	title => "Book",
		2798	reply => undef,
		2799	tooltip => "The contents of a note or book",
		2800	},
		2801	"c/lookat" => {
		2802	id => "infobox",
		2803	title => "Look",
		2804	reply => undef,
		2805	tooltip => "What you saw there",
		2806	},
		2807	"c/who" => {
		2808	id => "infobox",
		2809	title => "Players",
		2810	reply => undef,
		2811	tooltip => "Shows players who are currently online",
		2812	},
		2813	"c/body" => {
		2814	id => "infobox",
		2815	title => "Body Parts",
		2816	reply => undef,
		2817	tooltip => "Shows which body parts you posess and are available",
		2818	},
		2819	"c/uptime" => {
		2820	id => "infobox",
		2821	title => "Uptime",
		2822	reply => undef,
		2823	tooltip => "How long the server has been running since last restart",
		2824	},
		2825	"c/mapinfo" => {
		2826	id => "infobox",
		2827	title => "Map Info",
		2828	reply => undef,
		2829	tooltip => "Information related to the maps",
		2830	},
2584	);	2831	);
2585		2832
2586	sub cf::client::send_msg {	2833	sub cf::client::send_msg {
2587	my ($self, $channel, $msg, $color, @extra) = @_;	2834	my ($self, $channel, $msg, $color, @extra) = @_;
2588		2835
2589	$msg = $self->pl->expand_cfpod ($msg);	2836	$msg = $self->pl->expand_cfpod ($msg);
2590		2837
2591	$color &= cf::NDI_CLIENT_MASK; # just in case...	2838	$color &= cf::NDI_CLIENT_MASK; # just in case...
2592		2839
2593	# check predefined channels, for the benefit of C	2840	# check predefined channels, for the benefit of C
2594	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2841	if ($CHANNEL{$channel}) {
		2842	$channel = $CHANNEL{$channel};
2595		2843
		2844	$self->ext_msg (channel_info => $channel)
		2845	if $self->can_msg;
		2846
		2847	$channel = $channel->{id};
		2848
2596	if (ref $channel) {	2849	} elsif (ref $channel) {
2597	# send meta info to client, if not yet sent	2850	# send meta info to client, if not yet sent
2598	unless (exists $self->{channel}{$channel->{id}}) {	2851	unless (exists $self->{channel}{$channel->{id}}) {
2599	$self->{channel}{$channel->{id}} = $channel;	2852	$self->{channel}{$channel->{id}} = $channel;
2600	$self->ext_msg (channel_info => $channel)	2853	$self->ext_msg (channel_info => $channel)
2601	if $self->can_msg;	2854	if $self->can_msg;
…		…
2818	=pod	3071	=pod
2819		3072
2820	The following functions and methods are available within a safe environment:	3073	The following functions and methods are available within a safe environment:
2821		3074
2822	cf::object	3075	cf::object
2823	contr pay_amount pay_player map x y force_find force_add	3076	contr pay_amount pay_player map x y force_find force_add destroy
2824	insert remove name archname title slaying race decrease_ob_nr	3077	insert remove name archname title slaying race decrease_ob_nr
2825		3078
2826	cf::object::player	3079	cf::object::player
2827	player	3080	player
2828		3081
…		…
2835	=cut	3088	=cut
2836		3089
2837	for (	3090	for (
2838	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3091	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2839	insert remove inv name archname title slaying race	3092	insert remove inv name archname title slaying race
2840	decrease_ob_nr)],	3093	decrease_ob_nr destroy)],
2841	["cf::object::player" => qw(player)],	3094	["cf::object::player" => qw(player)],
2842	["cf::player" => qw(peaceful)],	3095	["cf::player" => qw(peaceful)],
2843	["cf::map" => qw(trigger)],	3096	["cf::map" => qw(trigger)],
2844	) {	3097	) {
2845	no strict 'refs';	3098	no strict 'refs';
…		…
2950	{	3203	{
2951	my $faces = $facedata->{faceinfo};	3204	my $faces = $facedata->{faceinfo};
2952		3205
2953	while (my ($face, $info) = each %$faces) {	3206	while (my ($face, $info) = each %$faces) {
2954	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3207	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3208
2955	cf::face::set_visibility $idx, $info->{visibility};	3209	cf::face::set_visibility $idx, $info->{visibility};
2956	cf::face::set_magicmap $idx, $info->{magicmap};	3210	cf::face::set_magicmap $idx, $info->{magicmap};
2957	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3211	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2958	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3212	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2959		3213
2960	cf::cede_to_tick;	3214	cf::cede_to_tick;
2961	}	3215	}
2962		3216
2963	while (my ($face, $info) = each %$faces) {	3217	while (my ($face, $info) = each %$faces) {
2964	next unless $info->{smooth};	3218	next unless $info->{smooth};
		3219
2965	my $idx = cf::face::find $face	3220	my $idx = cf::face::find $face
2966	or next;	3221	or next;
		3222
2967	if (my $smooth = cf::face::find $info->{smooth}) {	3223	if (my $smooth = cf::face::find $info->{smooth}) {
2968	cf::face::set_smooth $idx, $smooth;	3224	cf::face::set_smooth $idx, $smooth;
2969	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3225	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2970	} else {	3226	} else {
2971	warn "smooth face '$info->{smooth}' not found for face '$face'";	3227	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2989	{	3245	{
2990	# TODO: for gcfclient pleasure, we should give resources	3246	# TODO: for gcfclient pleasure, we should give resources
2991	# that gcfclient doesn't grok a >10000 face index.	3247	# that gcfclient doesn't grok a >10000 face index.
2992	my $res = $facedata->{resource};	3248	my $res = $facedata->{resource};
2993		3249
2994	my $soundconf = delete $res->{"res/sound.conf"};
2995
2996	while (my ($name, $info) = each %$res) {	3250	while (my ($name, $info) = each %$res) {
		3251	if (defined $info->{type}) {
2997	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3252	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2998	my $data;	3253	my $data;
2999		3254
3000	if ($info->{type} & 1) {	3255	if ($info->{type} & 1) {
3001	# prepend meta info	3256	# prepend meta info
3002		3257
3003	my $meta = $enc->encode ({	3258	my $meta = $enc->encode ({
3004	name => $name,	3259	name => $name,
3005	%{ $info->{meta} || {} },	3260	%{ $info->{meta} || {} },
3006	});	3261	});
3007		3262
3008	$data = pack "(w/a*)*", $meta, $info->{data};	3263	$data = pack "(w/a*)*", $meta, $info->{data};
		3264	} else {
		3265	$data = $info->{data};
		3266	}
		3267
		3268	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3269	cf::face::set_type $idx, $info->{type};
3009	} else {	3270	} else {
3010	$data = $info->{data};	3271	$RESOURCE{$name} = $info;
3011	}	3272	}
3012		3273
3013	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3014	cf::face::set_type $idx, $info->{type};
3015
3016	cf::cede_to_tick;	3274	cf::cede_to_tick;
3017	}	3275	}
3018
3019	if ($soundconf) {
3020	$soundconf = $enc->decode (delete $soundconf->{data});
3021
3022	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3023	my $sound = $soundconf->{compat}[$_]
3024	or next;
3025
3026	my $face = cf::face::find "sound/$sound->[1]";
3027	cf::sound::set $sound->[0] => $face;
3028	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3029	}
3030
3031	while (my ($k, $v) = each %{$soundconf->{event}}) {
3032	my $face = cf::face::find "sound/$v";
3033	cf::sound::set $k => $face;
3034	}
3035	}
3036	}	3276	}
		3277
		3278	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3037		3279
3038	1	3280	1
3039	}	3281	}
		3282
		3283	cf::global->attach (on_resource_update => sub {
		3284	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3285	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3286
		3287	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3288	my $sound = $soundconf->{compat}[$_]
		3289	or next;
		3290
		3291	my $face = cf::face::find "sound/$sound->[1]";
		3292	cf::sound::set $sound->[0] => $face;
		3293	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3294	}
		3295
		3296	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3297	my $face = cf::face::find "sound/$v";
		3298	cf::sound::set $k => $face;
		3299	}
		3300	}
		3301	});
3040		3302
3041	register_exticmd fx_want => sub {	3303	register_exticmd fx_want => sub {
3042	my ($ns, $want) = @_;	3304	my ($ns, $want) = @_;
3043		3305
3044	while (my ($k, $v) = each %$want) {	3306	while (my ($k, $v) = each %$want) {
…		…
3099	sub reload_config {	3361	sub reload_config {
3100	open my $fh, "<:utf8", "$CONFDIR/config"	3362	open my $fh, "<:utf8", "$CONFDIR/config"
3101	or return;	3363	or return;
3102		3364
3103	local $/;	3365	local $/;
3104	*CFG = YAML::Syck::Load <$fh>;	3366	*CFG = YAML::Load <$fh>;
3105		3367
3106	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3368	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3107		3369
3108	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3370	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3109	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3371	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3120	sub main {	3382	sub main {
3121	# we must not ever block the main coroutine	3383	# we must not ever block the main coroutine
3122	local $Coro::idle = sub {	3384	local $Coro::idle = sub {
3123	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3385	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3124	(async {	3386	(async {
3125	Event::one_event;	3387	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3388	EV::loop EV::LOOP_ONESHOT;
3126	})->prio (Coro::PRIO_MAX);	3389	})->prio (Coro::PRIO_MAX);
3127	};	3390	};
3128		3391
3129	reload_config;	3392	reload_config;
3130	db_init;	3393	db_init;
3131	load_extensions;	3394	load_extensions;
3132		3395
3133	$TICK_WATCHER->start;	3396	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3397	evthread_start IO::AIO::poll_fileno;
3134	Event::loop;	3398	EV::loop;
3135	}	3399	}
3136		3400
3137	#############################################################################	3401	#############################################################################
3138	# initialisation and cleanup	3402	# initialisation and cleanup
3139		3403
3140	# install some emergency cleanup handlers	3404	# install some emergency cleanup handlers
3141	BEGIN {	3405	BEGIN {
		3406	our %SIGWATCHER = ();
3142	for my $signal (qw(INT HUP TERM)) {	3407	for my $signal (qw(INT HUP TERM)) {
3143	Event->signal (	3408	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3144	reentrant => 0,
3145	data => WF_AUTOCANCEL,
3146	signal => $signal,
3147	prio => 0,
3148	cb => sub {
3149	cf::cleanup "SIG$signal";	3409	cf::cleanup "SIG$signal";
3150	},
3151	);	3410	};
3152	}	3411	}
3153	}	3412	}
3154		3413
3155	sub write_runtime {	3414	sub write_runtime_sync {
3156	my $runtime = "$LOCALDIR/runtime";	3415	my $runtime = "$LOCALDIR/runtime";
3157		3416
3158	# first touch the runtime file to show we are still running:	3417	# first touch the runtime file to show we are still running:
3159	# the fsync below can take a very very long time.	3418	# the fsync below can take a very very long time.
3160		3419
…		…
3186	and return;	3445	and return;
3187		3446
3188	warn "runtime file written.\n";	3447	warn "runtime file written.\n";
3189		3448
3190	1	3449	1
		3450	}
		3451
		3452	our $uuid_lock;
		3453	our $uuid_skip;
		3454
		3455	sub write_uuid_sync($) {
		3456	$uuid_skip ||= $_[0];
		3457
		3458	return if $uuid_lock;
		3459	local $uuid_lock = 1;
		3460
		3461	my $uuid = "$LOCALDIR/uuid";
		3462
		3463	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3464	or return;
		3465
		3466	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3467	$uuid_skip = 0;
		3468
		3469	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3470	and return;
		3471
		3472	# always fsync - this file is important
		3473	aio_fsync $fh
		3474	and return;
		3475
		3476	close $fh
		3477	or return;
		3478
		3479	aio_rename "$uuid~", $uuid
		3480	and return;
		3481
		3482	warn "uuid file written ($value).\n";
		3483
		3484	1
		3485
		3486	}
		3487
		3488	sub write_uuid($$) {
		3489	my ($skip, $sync) = @_;
		3490
		3491	$sync ? write_uuid_sync $skip
		3492	: async { write_uuid_sync $skip };
3191	}	3493	}
3192		3494
3193	sub emergency_save() {	3495	sub emergency_save() {
3194	my $freeze_guard = cf::freeze_mainloop;	3496	my $freeze_guard = cf::freeze_mainloop;
3195		3497
…		…
3201	# and maps saved/destroyed asynchronously.	3503	# and maps saved/destroyed asynchronously.
3202	warn "begin emergency player save\n";	3504	warn "begin emergency player save\n";
3203	for my $login (keys %cf::PLAYER) {	3505	for my $login (keys %cf::PLAYER) {
3204	my $pl = $cf::PLAYER{$login} or next;	3506	my $pl = $cf::PLAYER{$login} or next;
3205	$pl->valid or next;	3507	$pl->valid or next;
		3508	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3206	$pl->save;	3509	$pl->save;
3207	}	3510	}
3208	warn "end emergency player save\n";	3511	warn "end emergency player save\n";
3209		3512
3210	warn "begin emergency map save\n";	3513	warn "begin emergency map save\n";
…		…
3216	warn "end emergency map save\n";	3519	warn "end emergency map save\n";
3217		3520
3218	warn "begin emergency database checkpoint\n";	3521	warn "begin emergency database checkpoint\n";
3219	BDB::db_env_txn_checkpoint $DB_ENV;	3522	BDB::db_env_txn_checkpoint $DB_ENV;
3220	warn "end emergency database checkpoint\n";	3523	warn "end emergency database checkpoint\n";
		3524
		3525	warn "begin write uuid\n";
		3526	write_uuid_sync 1;
		3527	warn "end write uuid\n";
3221	};	3528	};
3222		3529
3223	warn "leave emergency perl save\n";	3530	warn "leave emergency perl save\n";
3224	}	3531	}
3225		3532
…		…
3240	warn "reloading...";	3547	warn "reloading...";
3241		3548
3242	warn "entering sync_job";	3549	warn "entering sync_job";
3243		3550
3244	cf::sync_job {	3551	cf::sync_job {
3245	cf::write_runtime; # external watchdog should not bark	3552	cf::write_runtime_sync; # external watchdog should not bark
3246	cf::emergency_save;	3553	cf::emergency_save;
3247	cf::write_runtime; # external watchdog should not bark	3554	cf::write_runtime_sync; # external watchdog should not bark
3248		3555
3249	warn "syncing database to disk";	3556	warn "syncing database to disk";
3250	BDB::db_env_txn_checkpoint $DB_ENV;	3557	BDB::db_env_txn_checkpoint $DB_ENV;
3251		3558
3252	# if anything goes wrong in here, we should simply crash as we already saved	3559	# if anything goes wrong in here, we should simply crash as we already saved
3253
3254	warn "cancelling all WF_AUTOCANCEL watchers";
3255	for (Event::all_watchers) {
3256	$_->cancel if $_->data & WF_AUTOCANCEL;
3257	}
3258		3560
3259	warn "flushing outstanding aio requests";	3561	warn "flushing outstanding aio requests";
3260	for (;;) {	3562	for (;;) {
3261	BDB::flush;	3563	BDB::flush;
3262	IO::AIO::flush;	3564	IO::AIO::flush;
3263	Coro::cede;	3565	Coro::cede_notself;
3264	last unless IO::AIO::nreqs || BDB::nreqs;	3566	last unless IO::AIO::nreqs || BDB::nreqs;
3265	warn "iterate...";	3567	warn "iterate...";
3266	}	3568	}
3267		3569
3268	++$RELOAD;	3570	++$RELOAD;
…		…
3344	warn "leaving sync_job";	3646	warn "leaving sync_job";
3345		3647
3346	1	3648	1
3347	} or do {	3649	} or do {
3348	warn $@;	3650	warn $@;
3349	warn "error while reloading, exiting.";	3651	cf::cleanup "error while reloading, exiting.";
3350	exit 1;
3351	};	3652	};
3352		3653
3353	warn "reloaded";	3654	warn "reloaded";
3354	};	3655	};
3355		3656
…		…
3357		3658
3358	sub reload_perl() {	3659	sub reload_perl() {
3359	# doing reload synchronously and two reloads happen back-to-back,	3660	# doing reload synchronously and two reloads happen back-to-back,
3360	# coro crashes during coro_state_free->destroy here.	3661	# coro crashes during coro_state_free->destroy here.
3361		3662
3362	$RELOAD_WATCHER ||= Event->timer (	3663	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3363	reentrant => 0,
3364	after => 0,
3365	data => WF_AUTOCANCEL,
3366	cb => sub {
3367	do_reload_perl;	3664	do_reload_perl;
3368	undef $RELOAD_WATCHER;	3665	undef $RELOAD_WATCHER;
3369	},
3370	);	3666	};
3371	}	3667	}
3372		3668
3373	register_command "reload" => sub {	3669	register_command "reload" => sub {
3374	my ($who, $arg) = @_;	3670	my ($who, $arg) = @_;
3375		3671
3376	if ($who->flag (FLAG_WIZ)) {	3672	if ($who->flag (FLAG_WIZ)) {
3377	$who->message ("reloading server.");	3673	$who->message ("reloading server.");
		3674	async {
		3675	$Coro::current->{desc} = "perl_reload";
3378	async { reload_perl };	3676	reload_perl;
		3677	};
3379	}	3678	}
3380	};	3679	};
3381		3680
3382	unshift @INC, $LIBDIR;	3681	unshift @INC, $LIBDIR;
3383		3682
…		…
3385		3684
3386	our @WAIT_FOR_TICK;	3685	our @WAIT_FOR_TICK;
3387	our @WAIT_FOR_TICK_BEGIN;	3686	our @WAIT_FOR_TICK_BEGIN;
3388		3687
3389	sub wait_for_tick {	3688	sub wait_for_tick {
3390	return unless $TICK_WATCHER->is_active;	3689	return if tick_inhibit;
3391	return if $Coro::current == $Coro::main;	3690	return if $Coro::current == $Coro::main;
3392		3691
3393	my $signal = new Coro::Signal;	3692	my $signal = new Coro::Signal;
3394	push @WAIT_FOR_TICK, $signal;	3693	push @WAIT_FOR_TICK, $signal;
3395	$signal->wait;	3694	$signal->wait;
3396	}	3695	}
3397		3696
3398	sub wait_for_tick_begin {	3697	sub wait_for_tick_begin {
3399	return unless $TICK_WATCHER->is_active;	3698	return if tick_inhibit;
3400	return if $Coro::current == $Coro::main;	3699	return if $Coro::current == $Coro::main;
3401		3700
3402	my $signal = new Coro::Signal;	3701	my $signal = new Coro::Signal;
3403	push @WAIT_FOR_TICK_BEGIN, $signal;	3702	push @WAIT_FOR_TICK_BEGIN, $signal;
3404	$signal->wait;	3703	$signal->wait;
3405	}	3704	}
3406		3705
3407	my $min = 1e6;#d#	3706	sub tick {
3408	my $avg = 10;
3409	$TICK_WATCHER = Event->timer (
3410	reentrant => 0,
3411	parked => 1,
3412	prio => 0,
3413	at => $NEXT_TICK || $TICK,
3414	data => WF_AUTOCANCEL,
3415	cb => sub {
3416	if ($Coro::current != $Coro::main) {	3707	if ($Coro::current != $Coro::main) {
3417	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3708	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3418	unless ++$bug_warning > 10;	3709	unless ++$bug_warning > 10;
3419	return;	3710	return;
3420	}	3711	}
3421		3712
3422	$NOW = $tick_start = Event::time;
3423
3424	cf::server_tick; # one server iteration	3713	cf::server_tick; # one server iteration
3425		3714
3426	0 && sync_job {#d#	3715	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3427	for(1..10) {	3716	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3428	my $t = Event::time;	3717	Coro::async_pool {
3429	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3718	$Coro::current->{desc} = "runtime saver";
3430	or die;	3719	write_runtime_sync
3431		3720	or warn "ERROR: unable to write runtime file: $!";
3432	$map->width (50);
3433	$map->height (50);
3434	$map->alloc;
3435	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3436	my $t = Event::time - $t;
3437
3438	#next unless $t < 0.0013;#d#
3439	if ($t < $min) {
3440	$min = $t;
3441	}
3442	$avg = $avg * 0.99 + $t * 0.01;
3443	}
3444	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3445	exit 0;
3446	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3447	};	3721	};
		3722	}
3448		3723
3449	$RUNTIME += $TICK;
3450	$NEXT_TICK += $TICK;
3451
3452	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3453	$NEXT_RUNTIME_WRITE = $NOW + 10;
3454	Coro::async_pool {
3455	write_runtime
3456	or warn "ERROR: unable to write runtime file: $!";
3457	};
3458	}
3459
3460	# my $AFTER = Event::time;
3461	# warn $AFTER - $NOW;#d#
3462
3463	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3724	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3464	$sig->send;	3725	$sig->send;
3465	}	3726	}
3466	while (my $sig = shift @WAIT_FOR_TICK) {	3727	while (my $sig = shift @WAIT_FOR_TICK) {
3467	$sig->send;	3728	$sig->send;
3468	}	3729	}
3469		3730
3470	$NOW = Event::time;	3731	$LOAD = ($NOW - $TICK_START) / $TICK;
3471
3472	# if we are delayed by four ticks or more, skip them all
3473	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3474
3475	$TICK_WATCHER->at ($NEXT_TICK);
3476	$TICK_WATCHER->start;
3477
3478	$LOAD = ($NOW - $tick_start) / $TICK;
3479	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3732	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3480		3733
3481	_post_tick;	3734	if (0) {
3482		3735	if ($NEXT_TICK) {
3483		3736	my $jitter = $TICK_START - $NEXT_TICK;
		3737	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3738	warn "jitter $JITTER\n";#d#
		3739	}
3484	},	3740	}
3485	);	3741	}
3486		3742
3487	{	3743	{
3488	BDB::max_poll_time $TICK * 0.1;	3744	# configure BDB
3489	$BDB_POLL_WATCHER = Event->io (	3745
3490	reentrant => 0,
3491	fd => BDB::poll_fileno,
3492	poll => 'r',
3493	prio => 0,
3494	data => WF_AUTOCANCEL,
3495	cb => \&BDB::poll_cb,
3496	);
3497	BDB::min_parallel 8;	3746	BDB::min_parallel 8;
3498		3747	BDB::max_poll_reqs $TICK * 0.1;
3499	BDB::set_sync_prepare {	3748	$Coro::BDB::WATCHER->priority (1);
3500	my $status;
3501	my $current = $Coro::current;
3502	(
3503	sub {
3504	$status = $!;
3505	$current->ready; undef $current;
3506	},
3507	sub {
3508	Coro::schedule while defined $current;
3509	$! = $status;
3510	},
3511	)
3512	};
3513		3749
3514	unless ($DB_ENV) {	3750	unless ($DB_ENV) {
3515	$DB_ENV = BDB::db_env_create;	3751	$DB_ENV = BDB::db_env_create;
		3752	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3753	| BDB::LOG_AUTOREMOVE, 1);
		3754	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3755	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3516		3756
3517	cf::sync_job {	3757	cf::sync_job {
3518	eval {	3758	eval {
3519	BDB::db_env_open	3759	BDB::db_env_open
3520	$DB_ENV,	3760	$DB_ENV,
…		…
3522	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3762	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3523	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3763	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3524	0666;	3764	0666;
3525		3765
3526	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3766	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3527
3528	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3529	$DB_ENV->set_lk_detect;
3530	};	3767	};
3531		3768
3532	cf::cleanup "db_env_open(db): $@" if $@;	3769	cf::cleanup "db_env_open(db): $@" if $@;
3533	};	3770	};
3534	}	3771	}
		3772
		3773	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3774	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3775	};
		3776	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3777	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3778	};
		3779	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3780	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3781	};
3535	}	3782	}
3536		3783
3537	{	3784	{
		3785	# configure IO::AIO
		3786
3538	IO::AIO::min_parallel 8;	3787	IO::AIO::min_parallel 8;
3539
3540	undef $Coro::AIO::WATCHER;
3541	IO::AIO::max_poll_time $TICK * 0.1;	3788	IO::AIO::max_poll_time $TICK * 0.1;
3542	$AIO_POLL_WATCHER = Event->io (	3789	$Coro::AIO::WATCHER->priority (1);
3543	reentrant => 0,
3544	data => WF_AUTOCANCEL,
3545	fd => IO::AIO::poll_fileno,
3546	poll => 'r',
3547	prio => 6,
3548	cb => \&IO::AIO::poll_cb,
3549	);
3550	}	3790	}
3551		3791
3552	my $_log_backtrace;	3792	my $_log_backtrace;
3553		3793
3554	sub _log_backtrace {	3794	sub _log_backtrace {
…		…
3558		3798
3559	# limit the # of concurrent backtraces	3799	# limit the # of concurrent backtraces
3560	if ($_log_backtrace < 2) {	3800	if ($_log_backtrace < 2) {
3561	++$_log_backtrace;	3801	++$_log_backtrace;
3562	async {	3802	async {
		3803	$Coro::current->{desc} = "abt $msg";
		3804
3563	my @bt = fork_call {	3805	my @bt = fork_call {
3564	@addr = map { sprintf "%x", $_ } @addr;	3806	@addr = map { sprintf "%x", $_ } @addr;
3565	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3807	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3566	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3808	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3567	or die "addr2line: $!";	3809	or die "addr2line: $!";

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