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/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.356 by root, Tue Sep 4 05:43:21 2007 UTC vs.
Revision 1.429 by root, Sat May 3 15:17:13 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.64 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
24	use Coro::Util ();	46	use Coro::Util ();
25		47
26	use JSON::XS ();	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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
329	}	383	}
330		384
331	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
332		386
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
346		400
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
349	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
350		406
351	while () {	407	while () {
352	next_job:	408	next_job:
353	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
361	}	417	}
362	}	418	}
363	}	419	}
364		420
365	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	424	$signal->wait;
369	} else {	425	} else {
370	Coro::schedule;	426	Coro::schedule;
371	}	427	}
372	}	428	}
373	};	429	};
374		430
375	sub get_slot($;$$) {	431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
376	my ($time, $pri, $name) = @_;	434	my ($time, $pri, $name) = @_;
377		435
378	$time = $TICK * .6 if $time > $TICK * .6;	436	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	437	my $sig = new Coro::Signal;
380		438
…		…
394		452
395	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
396		454
397	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
398		456
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	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	458	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	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	460	acceptable.
403		461
404	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		468
411	sub sync_job(&) {	469	sub sync_job(&) {
412	my ($job) = @_;	470	my ($job) = @_;
413		471
414	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	473	my $time = EV::time;
416		474
417	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
419		477
420	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	479
422	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
423		481
424	my $busy = 1;	482	my $busy = 1;
425	my @res;	483	my @res;
426		484
427	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	487	@res = eval { $job->() };
429	warn $@ if $@;	488	warn $@ if $@;
430	undef $busy;	489	undef $busy;
431	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
432		491
433	while ($busy) {	492	while ($busy) {
434	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
435	}	497	}
		498	}
436		499
437	$time = Event::time - $time;	500	my $time = EV::time - $time;
438		501
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	502	$TICK_START += $time; # do not account sync jobs to server load
443		503
444	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
445	} else {	505	} else {
446	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
447		507
…		…
472	=item fork_call { }, $args	532	=item fork_call { }, $args
473		533
474	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
478		538
479	=cut	539	=cut
480		540
481	sub fork_call(&@) {	541	sub fork_call(&@) {
482	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
…		…
491	}, @args;	551	}, @args;
492		552
493	wantarray ? @res : $res[-1]	553	wantarray ? @res : $res[-1]
494	}	554	}
495		555
		556	=item $coin = coin_from_name $name
		557
		558	=cut
		559
		560	our %coin_alias = (
		561	"silver" => "silvercoin",
		562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
		581	}
		582
496	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
497		584
498	Returns a single value from the environment database.	585	Returns a single value from the environment database.
499		586
500	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
501		588
502	Stores the given C<$value> in the family. It can currently store binary	589	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	590	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		591
		592	=item $db = cf::db_table "name"
		593
		594	Create and/or open a new database table. The string must not be "db" and must be unique
		595	within each server.
		596
505	=cut	597	=cut
		598
		599	sub db_table($) {
		600	my ($name) = @_;
		601	my $db = BDB::db_create $DB_ENV;
		602
		603	eval {
		604	$db->set_flags (BDB::CHKSUM);
		605
		606	utf8::encode $name;
		607	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		608	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		609	cf::cleanup "db_open(db): $!" if $!;
		610	};
		611	cf::cleanup "db_open(db): $@" if $@;
		612
		613	$db
		614	}
506		615
507	our $DB;	616	our $DB;
508		617
509	sub db_init {	618	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	619	cf::sync_job {
514	eval {	620	$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	}	621	};
524	}	622	}
525		623
526	sub db_get($$) {	624	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
528		626
…		…
632	attach callbacks/event handlers (a collection of which is called an "attachment")	730	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
634		732
635	In the following description, CLASS can be any of C<global>, C<object>	733	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	734	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	735	Deliantra).
638		736
639	=over 4	737	=over 4
640		738
641	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
642		740
…		…
924	}	1022	}
925		1023
926	0	1024	0
927	}	1025	}
928		1026
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1028
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1030
933	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
934		1032
…		…
940		1038
941	=cut	1039	=cut
942		1040
943	#############################################################################	1041	#############################################################################
944	# object support	1042	# object support
945	#
946		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
947	sub _can_merge {	1077	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1078	my ($ob1, $ob2) = @_;
949		1079
950	local $Storable::canonical = 1;	1080	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1081
954	$fob1 eq $fob2	1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
955	}	1084	}
956		1085
957	sub reattach {	1086	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1088	my ($obj) = @_;
…		…
981	cf::attachable->attach (	1110	cf::attachable->attach (
982	prio => -1000000,	1111	prio => -1000000,
983	on_instantiate => sub {	1112	on_instantiate => sub {
984	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
985		1114
986	$data = from_json $data;	1115	$data = decode_json $data;
987		1116
988	for (@$data) {	1117	for (@$data) {
989	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
990		1119
991	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
1005	);	1134	);
1006		1135
1007	sub object_freezer_save {	1136	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
1009		1138
1010	my $guard = cf::lock_acquire "io";
1011
1012	sync_job {	1139	sync_job {
1013	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
1014	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
1015	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
1016		1144
1017	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1018	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
1019	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1020	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
1021	close $fh;	1149	aio_close $fh;
1022		1150
1023	if (@$objs) {	1151	if (@$objs) {
1024	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1025	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1026	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1027	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1157	aio_close $fh;
1030	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1031	}	1159	}
1032	} else {	1160	} else {
1033	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
1034	}	1162	}
…		…
1040	} else {	1168	} else {
1041	aio_unlink $filename;	1169	aio_unlink $filename;
1042	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1043	}	1171	}
1044	};	1172	};
1045
1046	undef $guard;
1047	}	1173	}
1048		1174
1049	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1050	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1051		1177
…		…
1056		1182
1057	sub object_thawer_load {	1183	sub object_thawer_load {
1058	my ($filename) = @_;	1184	my ($filename) = @_;
1059		1185
1060	my ($data, $av);	1186	my ($data, $av);
1061
1062	my $guard = cf::lock_acquire "io";
1063		1187
1064	(aio_load $filename, $data) >= 0	1188	(aio_load $filename, $data) >= 0
1065	or return;	1189	or return;
1066		1190
1067	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1068	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1069	or return;	1193	or return;
1070		1194
1071	undef $guard;
1072	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1073	}	1197	}
1074		1198
		1199	utf8::decode (my $decname = $filename);
1075	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1076	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
1077		1202
1078	($data, $av)	1203	($data, $av)
1079	}	1204	}
1080		1205
1081	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
…		…
1232	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1233	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1234		1359
1235	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1236	warn $msg;	1361	warn $msg;
1237	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1238	exit 1;
1239	}	1363	}
1240		1364
1241	warn $msg;	1365	warn $msg;
1242	}	1366	}
1243		1367
…		…
1268	use Coro::AIO;	1392	use Coro::AIO;
1269		1393
1270	=head3 cf::player	1394	=head3 cf::player
1271		1395
1272	=over 4	1396	=over 4
		1397
		1398	=item cf::player::num_playing
		1399
		1400	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1401
		1402	=cut
		1403
		1404	sub num_playing {
		1405	scalar grep
		1406	$_->ob->map
		1407	&& !$_->hidden
		1408	&& !$_->ob->flag (cf::FLAG_WIZ),
		1409	cf::player::list
		1410	}
1273		1411
1274	=item cf::player::find $login	1412	=item cf::player::find $login
1275		1413
1276	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1277		1415
…		…
1316	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1317		1455
1318	my $f = new_from_file cf::object::thawer path $login	1456	my $f = new_from_file cf::object::thawer path $login
1319	or return;	1457	or return;
1320		1458
1321	$f->next;
1322	my $pl = cf::player::load_pl $f	1459	my $pl = cf::player::load_pl $f
1323	or return;	1460	or return;
		1461
1324	local $cf::PLAYER_LOADING{$login} = $pl;	1462	local $cf::PLAYER_LOADING{$login} = $pl;
1325	$f->resolve_delayed_derefs;	1463	$f->resolve_delayed_derefs;
1326	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1327	}	1465	}
1328	}	1466	}
…		…
1338		1476
1339	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1340		1478
1341	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1342	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
		1481
		1482	cf::get_slot 0.01;
1343		1483
1344	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1345	cf::cede_to_tick;	1485	cf::cede_to_tick;
1346	}	1486	}
1347		1487
…		…
1431		1571
1432	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
1433	my $path = path $login;	1573	my $path = path $login;
1434		1574
1435	# a .pst is a dead give-away for a valid player	1575	# a .pst is a dead give-away for a valid player
1436	unless (-e "$path.pst") {	1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1437	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1438	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1439	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
1440	}	1581	}
1441		1582
…		…
1478		1619
1479	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1480		1621
1481	=cut	1622	=cut
1482		1623
		1624	use re 'eval';
		1625
		1626	my $group;
		1627	my $interior; $interior = qr{
		1628	# match a pod interior sequence sans C<< >>
		1629	(?:
		1630	\ (.*?)\ (?{ $group = $^N })
		1631	| < (??{$interior}) >
		1632	)
		1633	}x;
		1634
1483	sub expand_cfpod {	1635	sub expand_cfpod {
1484	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1485		1637
1486	# escape & and <	1638	my $xml;
1487	s/&/&amp;/g;
1488	s/(?<![BIUGHT])</&lt;/g;
1489		1639
1490	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1491		1643
1492	1 while	1644	$group =~ s/&/&amp;/g;
1493	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1494	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1495	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1496	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1497	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1649	([BCGHITU])
1498	# replace G<male|female> tags	1650	<
1499	|| s{G<([^>|]*)\|([^>]*)>}{	1651	(?:
1500	$self->gender ? $2 : $1	1652	([^<>]*) (?{ $group = $^N })
1501	}ge	1653	| < $interior >
1502	# replace H<hint text>	1654	)
1503	|| s{H<([^\>]*)>}	1655	>
		1656	%gcsx
1504	{	1657	) {
		1658	my ($code, $data) = ($1, $group);
		1659
		1660	if ($code eq "B") {
		1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1662	} elsif ($code eq "I") {
		1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1664	} elsif ($code eq "U") {
		1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1666	} elsif ($code eq "C") {
		1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1668	} elsif ($code eq "T") {
		1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1670	} elsif ($code eq "G") {
		1671	my ($male, $female) = split /\|/, $data;
		1672	$data = $self->gender ? $female : $male;
		1673	$xml .= expand_cfpod ($self, $data);
		1674	} elsif ($code eq "H") {
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")	1677	"")
1508	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1509	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1510		1689
		1690	for ($xml) {
1511	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1513		1693
1514	# compress some whitespace	1694	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1519		1700
1520	$_	1701	$xml
1521	}	1702	}
		1703
		1704	no re 'eval';
1522		1705
1523	sub hintmode {	1706	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}	1708	$_[0]{hintmode}
1526	}	1709	}
…		…
1598	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1599	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1600		1783
1601	sub generate_random_map {	1784	sub generate_random_map {
1602	my ($self, $rmp) = @_;	1785	my ($self, $rmp) = @_;
		1786
		1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1788
1603	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1604	$self->_create_random_map (	1790	$self->_create_random_map (
1605	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1606	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1607	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1729		1915
1730	# the temporary/swap location	1916	# the temporary/swap location
1731	sub save_path {	1917	sub save_path {
1732	my ($self) = @_;	1918	my ($self) = @_;
1733		1919
1734	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1735	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1736	}	1922	}
1737		1923
1738	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1739	sub uniq_path {	1925	sub uniq_path {
1740	my ($self) = @_;	1926	my ($self) = @_;
1741		1927
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1744	}	1930	}
1745		1931
1746	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1747	# all maps in C++...	1933	# all maps in C++...
…		…
1841	sub find {	2027	sub find {
1842	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1843		2029
1844	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1845		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1846	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1847		2034
1848	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
		2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1849	my $guard = cf::lock_acquire "map_find:$path";	2037	my $guard2 = cf::lock_acquire "map_find:$path";
		2038
1850	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1851	or return;	2040	or return;
1852		2041
1853	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1854		2043
…		…
1856	or return;	2045	or return;
1857		2046
1858	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1859	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1860	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1861	$map->reset;	2052	$map->reset;
1862	undef $guard;
1863	return find $path;	2053	return find $path;
1864	}	2054	}
1865		2055
1866	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1867	}	2057	}
…		…
1876	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1877		2067
1878	my $path = $self->{path};	2068	my $path = $self->{path};
1879		2069
1880	{	2070	{
1881	my $guard1 = cf::lock_acquire "map_data:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1882	my $guard2 = cf::lock_acquire "map_load:$path";
1883		2072
		2073	return unless $self->valid;
1884	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1885		2075
1886	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1887		2077
1888	$self->alloc;	2078	$self->alloc;
1889		2079
…		…
1929	}	2119	}
1930		2120
1931	$self->{last_save} = $cf::RUNTIME;	2121	$self->{last_save} = $cf::RUNTIME;
1932	$self->last_access ($cf::RUNTIME);	2122	$self->last_access ($cf::RUNTIME);
1933		2123
1934	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1935	}	2125	}
1936		2126
1937	$self->post_load;	2127	$self->post_load;
1938	}	2128	}
1939		2129
…		…
1997	my ($path, $origin, $load) = @_;	2187	my ($path, $origin, $load) = @_;
1998		2188
1999	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
2000		2190
2001	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
2002	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2193	}
2004		2194
2005	$MAP_PREFETCH{$path} |= $load;	2195	$MAP_PREFETCH{$path} |= $load;
2006		2196
2007	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
2008	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
2009	while (my ($k, $v) = each %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
2010	if (my $map = find $k) {	2202	if (my $map = find $k) {
2011	$map->load if $v;	2203	$map->load if $v;
2012	}	2204	}
…		…
2038	return if $self->{deny_save};	2230	return if $self->{deny_save};
2039		2231
2040	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2041		2233
2042	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2043	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2044	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2045		2240
2046	if ($uniq) {	2241	if ($uniq) {
2047	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2048	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2049	} else {	2244	} else {
…		…
2058	$self->save;	2253	$self->save;
2059		2254
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2256
2062	return if $self->players;	2257	return if $self->players;
2063	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
2064	return if $self->{deny_save};	2259	return if $self->{deny_save};
2065		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
2066	$self->clear;	2265	$self->clear;
2067	$self->in_memory (cf::MAP_SWAPPED);
2068	}	2266	}
2069		2267
2070	sub reset_at {	2268	sub reset_at {
2071	my ($self) = @_;	2269	my ($self) = @_;
2072		2270
…		…
2104	if $uniq;	2302	if $uniq;
2105	}	2303	}
2106		2304
2107	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
2108		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2309	$self->clear;
2110
2111	$_->clear_links_to ($self) for values %cf::MAP;
2112		2310
2113	$self->unlink_save;	2311	$self->unlink_save;
2114	$self->destroy;	2312	$self->destroy;
2115	}	2313	}
2116		2314
…		…
2183		2381
2184	sub unique_maps() {	2382	sub unique_maps() {
2185	[	2383	[
2186	map {	2384	map {
2187	utf8::decode $_;	2385	utf8::decode $_;
2188	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2189	? normalise $_	2389	: normalise $_
2190	: ()
2191	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2192	]	2391	]
2193	}	2392	}
2194		2393
2195	package cf;
2196
2197	=back	2394	=back
2198		2395
2199	=head3 cf::object	2396	=head3 cf::object
2200		2397
2201	=cut	2398	=cut
…		…
2204		2401
2205	=over 4	2402	=over 4
2206		2403
2207	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2208		2405
2209	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2210		2408
2211	=cut	2409	=cut
2212		2410
2213	sub inv_recursive_;	2411	sub inv_recursive_;
2214	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2219	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2220	}	2418	}
2221		2419
2222	=item $ref = $ob->ref	2420	=item $ref = $ob->ref
2223		2421
2224	creates and returns a persistent reference to an objetc that can be stored as a string.	2422	Creates and returns a persistent reference to an object that can be stored as a string.
2225		2423
2226	=item $ob = cf::object::deref ($refstring)	2424	=item $ob = cf::object::deref ($refstring)
2227		2425
2228	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2229	even if the object actually exists. May block.	2427	even if the object actually exists. May block.
…		…
2231	=cut	2429	=cut
2232		2430
2233	sub deref {	2431	sub deref {
2234	my ($ref) = @_;	2432	my ($ref) = @_;
2235		2433
2236	# temporary compatibility#TODO#remove
2237	$ref =~ s{^<}{player/<};
2238
2239	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2240	my ($uuid, $name) = ($1, $2);	2435	my ($uuid, $name) = ($1, $2);
2241	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2242	or return;	2437	or return;
2243	$pl->ob->uuid eq $uuid	2438	$pl->ob->uuid eq $uuid
2244	or return;	2439	or return;
…		…
2264	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2265	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2266		2461
2267	=cut	2462	=cut
2268		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
		2477
2269	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2270	# with dialog boxes.	2479	# with dialog boxes.
2271	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2272	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
2273	my ($self, $npc, $msg, $flags) = @_;	2482	my ($self, $npc, $msg, $flags) = @_;
…		…
2284	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2285	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2286		2495
2287	} else {	2496	} else {
2288	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2289	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2290	}	2499	}
2291	}	2500	}
2292	}	2501	}
2293		2502
2294	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2415	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2416		2625
2417	$self->enter_link;	2626	$self->enter_link;
2418		2627
2419	(async {	2628	(async {
		2629	$Coro::current->{desc} = "player::goto $path $x $y";
		2630
		2631	# *tag paths override both path and x|y
		2632	if ($path =~ /^\*(.*)$/) {
		2633	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2634	my $ob = $obs[rand @obs];
		2635
		2636	# see if we actually can go there
		2637	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2638	$ob = $obs[rand @obs];
		2639	} else {
		2640	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2641	}
		2642	# else put us there anyways for now #d#
		2643
		2644	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2645	} else {
		2646	($path, $x, $y) = (undef, undef, undef);
		2647	}
		2648	}
		2649
2420	my $map = eval {	2650	my $map = eval {
2421	my $map = cf::map::find $path;	2651	my $map = defined $path ? cf::map::find $path : undef;
2422		2652
2423	if ($map) {	2653	if ($map) {
2424	$map = $map->customise_for ($self);	2654	$map = $map->customise_for ($self);
2425	$map = $check->($map) if $check && $map;	2655	$map = $check->($map) if $check && $map;
2426	} else {	2656	} else {
2427	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2428	}	2658	}
2429		2659
2430	$map	2660	$map
2431	};	2661	};
2432		2662
…		…
2485	$rmp->{origin_y} = $exit->y;	2715	$rmp->{origin_y} = $exit->y;
2486	}	2716	}
2487		2717
2488	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2489		2719
2490	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2491	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2492	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2493		2723
2494	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2495	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
…		…
2522	# if exit is damned, update players death & WoR home-position	2752	# if exit is damned, update players death & WoR home-position
2523	$self->contr->savebed ($slaying, $hp, $sp)	2753	$self->contr->savebed ($slaying, $hp, $sp)
2524	if $exit->flag (FLAG_DAMNED);	2754	if $exit->flag (FLAG_DAMNED);
2525		2755
2526	(async {	2756	(async {
		2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2758
2527	$self->deactivate_recursive; # just to be sure	2759	$self->deactivate_recursive; # just to be sure
2528	unless (eval {	2760	unless (eval {
2529	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($slaying, $hp, $sp);
2530		2762
2531	1;	2763	1;
…		…
2566	the message, with C<log> being the default. If C<$color> is negative, suppress	2798	the message, with C<log> being the default. If C<$color> is negative, suppress
2567	the message unless the client supports the msg packet.	2799	the message unless the client supports the msg packet.
2568		2800
2569	=cut	2801	=cut
2570		2802
		2803	# non-persistent channels (usually the info channel)
2571	our %CHANNEL = (	2804	our %CHANNEL = (
2572	"c/identify" => {	2805	"c/identify" => {
2573	id => "identify",	2806	id => "infobox",
2574	title => "Identify",	2807	title => "Identify",
2575	reply => undef,	2808	reply => undef,
2576	tooltip => "Items recently identified",	2809	tooltip => "Items recently identified",
2577	},	2810	},
2578	"c/examine" => {	2811	"c/examine" => {
2579	id => "examine",	2812	id => "infobox",
2580	title => "Examine",	2813	title => "Examine",
2581	reply => undef,	2814	reply => undef,
2582	tooltip => "Signs and other items you examined",	2815	tooltip => "Signs and other items you examined",
2583	},	2816	},
		2817	"c/book" => {
		2818	id => "infobox",
		2819	title => "Book",
		2820	reply => undef,
		2821	tooltip => "The contents of a note or book",
		2822	},
		2823	"c/lookat" => {
		2824	id => "infobox",
		2825	title => "Look",
		2826	reply => undef,
		2827	tooltip => "What you saw there",
		2828	},
		2829	"c/who" => {
		2830	id => "infobox",
		2831	title => "Players",
		2832	reply => undef,
		2833	tooltip => "Shows players who are currently online",
		2834	},
		2835	"c/body" => {
		2836	id => "infobox",
		2837	title => "Body Parts",
		2838	reply => undef,
		2839	tooltip => "Shows which body parts you posess and are available",
		2840	},
		2841	"c/uptime" => {
		2842	id => "infobox",
		2843	title => "Uptime",
		2844	reply => undef,
		2845	tooltip => "How long the server has been running since last restart",
		2846	},
		2847	"c/mapinfo" => {
		2848	id => "infobox",
		2849	title => "Map Info",
		2850	reply => undef,
		2851	tooltip => "Information related to the maps",
		2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
2584	);	2859	);
2585		2860
2586	sub cf::client::send_msg {	2861	sub cf::client::send_msg {
2587	my ($self, $channel, $msg, $color, @extra) = @_;	2862	my ($self, $channel, $msg, $color, @extra) = @_;
2588		2863
2589	$msg = $self->pl->expand_cfpod ($msg);	2864	$msg = $self->pl->expand_cfpod ($msg);
2590		2865
2591	$color &= cf::NDI_CLIENT_MASK; # just in case...	2866	$color &= cf::NDI_CLIENT_MASK; # just in case...
2592		2867
2593	# check predefined channels, for the benefit of C	2868	# check predefined channels, for the benefit of C
2594	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2869	if ($CHANNEL{$channel}) {
		2870	$channel = $CHANNEL{$channel};
2595		2871
		2872	$self->ext_msg (channel_info => $channel)
		2873	if $self->can_msg;
		2874
		2875	$channel = $channel->{id};
		2876
2596	if (ref $channel) {	2877	} elsif (ref $channel) {
2597	# send meta info to client, if not yet sent	2878	# send meta info to client, if not yet sent
2598	unless (exists $self->{channel}{$channel->{id}}) {	2879	unless (exists $self->{channel}{$channel->{id}}) {
2599	$self->{channel}{$channel->{id}} = $channel;	2880	$self->{channel}{$channel->{id}} = $channel;
2600	$self->ext_msg (channel_info => $channel)	2881	$self->ext_msg (channel_info => $channel)
2601	if $self->can_msg;	2882	if $self->can_msg;
…		…
2818	=pod	3099	=pod
2819		3100
2820	The following functions and methods are available within a safe environment:	3101	The following functions and methods are available within a safe environment:
2821		3102
2822	cf::object	3103	cf::object
2823	contr pay_amount pay_player map x y force_find force_add	3104	contr pay_amount pay_player map x y force_find force_add destroy
2824	insert remove name archname title slaying race decrease_ob_nr	3105	insert remove name archname title slaying race decrease split
2825		3106
2826	cf::object::player	3107	cf::object::player
2827	player	3108	player
2828		3109
2829	cf::player	3110	cf::player
…		…
2835	=cut	3116	=cut
2836		3117
2837	for (	3118	for (
2838	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2839	insert remove inv name archname title slaying race	3120	insert remove inv name archname title slaying race
2840	decrease_ob_nr)],	3121	decrease split destroy)],
2841	["cf::object::player" => qw(player)],	3122	["cf::object::player" => qw(player)],
2842	["cf::player" => qw(peaceful)],	3123	["cf::player" => qw(peaceful)],
2843	["cf::map" => qw(trigger)],	3124	["cf::map" => qw(trigger)],
2844	) {	3125	) {
2845	no strict 'refs';	3126	no strict 'refs';
…		…
2950	{	3231	{
2951	my $faces = $facedata->{faceinfo};	3232	my $faces = $facedata->{faceinfo};
2952		3233
2953	while (my ($face, $info) = each %$faces) {	3234	while (my ($face, $info) = each %$faces) {
2954	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3236
2955	cf::face::set_visibility $idx, $info->{visibility};	3237	cf::face::set_visibility $idx, $info->{visibility};
2956	cf::face::set_magicmap $idx, $info->{magicmap};	3238	cf::face::set_magicmap $idx, $info->{magicmap};
2957	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2958	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2959		3241
2960	cf::cede_to_tick;	3242	cf::cede_to_tick;
2961	}	3243	}
2962		3244
2963	while (my ($face, $info) = each %$faces) {	3245	while (my ($face, $info) = each %$faces) {
2964	next unless $info->{smooth};	3246	next unless $info->{smooth};
		3247
2965	my $idx = cf::face::find $face	3248	my $idx = cf::face::find $face
2966	or next;	3249	or next;
		3250
2967	if (my $smooth = cf::face::find $info->{smooth}) {	3251	if (my $smooth = cf::face::find $info->{smooth}) {
2968	cf::face::set_smooth $idx, $smooth;	3252	cf::face::set_smooth $idx, $smooth;
2969	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3253	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2970	} else {	3254	} else {
2971	warn "smooth face '$info->{smooth}' not found for face '$face'";	3255	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2989	{	3273	{
2990	# TODO: for gcfclient pleasure, we should give resources	3274	# TODO: for gcfclient pleasure, we should give resources
2991	# that gcfclient doesn't grok a >10000 face index.	3275	# that gcfclient doesn't grok a >10000 face index.
2992	my $res = $facedata->{resource};	3276	my $res = $facedata->{resource};
2993		3277
2994	my $soundconf = delete $res->{"res/sound.conf"};
2995
2996	while (my ($name, $info) = each %$res) {	3278	while (my ($name, $info) = each %$res) {
		3279	if (defined $info->{type}) {
2997	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2998	my $data;	3281	my $data;
2999		3282
3000	if ($info->{type} & 1) {	3283	if ($info->{type} & 1) {
3001	# prepend meta info	3284	# prepend meta info
3002		3285
3003	my $meta = $enc->encode ({	3286	my $meta = $enc->encode ({
3004	name => $name,	3287	name => $name,
3005	%{ $info->{meta} || {} },	3288	%{ $info->{meta} || {} },
3006	});	3289	});
3007		3290
3008	$data = pack "(w/a*)*", $meta, $info->{data};	3291	$data = pack "(w/a*)*", $meta, $info->{data};
		3292	} else {
		3293	$data = $info->{data};
		3294	}
		3295
		3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3297	cf::face::set_type $idx, $info->{type};
3009	} else {	3298	} else {
3010	$data = $info->{data};	3299	$RESOURCE{$name} = $info;
3011	}	3300	}
3012		3301
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;	3302	cf::cede_to_tick;
3017	}	3303	}
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	}	3304	}
		3305
		3306	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3037		3307
3038	1	3308	1
3039	}	3309	}
		3310
		3311	cf::global->attach (on_resource_update => sub {
		3312	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3313	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3314
		3315	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3316	my $sound = $soundconf->{compat}[$_]
		3317	or next;
		3318
		3319	my $face = cf::face::find "sound/$sound->[1]";
		3320	cf::sound::set $sound->[0] => $face;
		3321	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3322	}
		3323
		3324	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3325	my $face = cf::face::find "sound/$v";
		3326	cf::sound::set $k => $face;
		3327	}
		3328	}
		3329	});
3040		3330
3041	register_exticmd fx_want => sub {	3331	register_exticmd fx_want => sub {
3042	my ($ns, $want) = @_;	3332	my ($ns, $want) = @_;
3043		3333
3044	while (my ($k, $v) = each %$want) {	3334	while (my ($k, $v) = each %$want) {
3045	$ns->fx_want ($k, $v);	3335	$ns->fx_want ($k, $v);
3046	}	3336	}
3047	};	3337	};
		3338
		3339	sub load_resource_file($) {
		3340	my $guard = lock_acquire "load_resource_file";
		3341
		3342	my $status = load_resource_file_ $_[0];
		3343	get_slot 0.1, 100;
		3344	cf::arch::commit_load;
		3345
		3346	$status
		3347	}
3048		3348
3049	sub reload_regions {	3349	sub reload_regions {
3050	# HACK to clear player env face cache, we need some signal framework	3350	# HACK to clear player env face cache, we need some signal framework
3051	# for this (global event?)	3351	# for this (global event?)
3052	%ext::player_env::MUSIC_FACE_CACHE = ();	3352	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3066	}	3366	}
3067		3367
3068	sub reload_archetypes {	3368	sub reload_archetypes {
3069	load_resource_file "$DATADIR/archetypes"	3369	load_resource_file "$DATADIR/archetypes"
3070	or die "unable to load archetypes\n";	3370	or die "unable to load archetypes\n";
3071	#d# NEED to laod twice to resolve forward references
3072	# this really needs to be done in an extra post-pass
3073	# (which needs to be synchronous, so solve it differently)
3074	load_resource_file "$DATADIR/archetypes"
3075	or die "unable to load archetypes\n";
3076	}	3371	}
3077		3372
3078	sub reload_treasures {	3373	sub reload_treasures {
3079	load_resource_file "$DATADIR/treasures"	3374	load_resource_file "$DATADIR/treasures"
3080	or die "unable to load treasurelists\n";	3375	or die "unable to load treasurelists\n";
3081	}	3376	}
3082		3377
3083	sub reload_resources {	3378	sub reload_resources {
3084	warn "reloading resource files...\n";	3379	warn "reloading resource files...\n";
3085		3380
		3381	reload_facedata;
		3382	reload_archetypes;
3086	reload_regions;	3383	reload_regions;
3087	reload_facedata;
3088	#reload_archetypes;#d#
3089	reload_archetypes;
3090	reload_treasures;	3384	reload_treasures;
3091		3385
3092	warn "finished reloading resource files\n";	3386	warn "finished reloading resource files\n";
3093	}	3387	}
3094		3388
3095	sub init {	3389	sub init {
		3390	my $guard = freeze_mainloop;
		3391
3096	reload_resources;	3392	reload_resources;
3097	}	3393	}
3098		3394
3099	sub reload_config {	3395	sub reload_config {
3100	open my $fh, "<:utf8", "$CONFDIR/config"	3396	open my $fh, "<:utf8", "$CONFDIR/config"
3101	or return;	3397	or return;
3102		3398
3103	local $/;	3399	local $/;
3104	*CFG = YAML::Syck::Load <$fh>;	3400	*CFG = YAML::Load <$fh>;
3105		3401
3106	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3107		3403
3108	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3109	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3120	sub main {	3416	sub main {
3121	# we must not ever block the main coroutine	3417	# we must not ever block the main coroutine
3122	local $Coro::idle = sub {	3418	local $Coro::idle = sub {
3123	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3124	(async {	3420	(async {
3125	Event::one_event;	3421	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3422	EV::loop EV::LOOP_ONESHOT;
3126	})->prio (Coro::PRIO_MAX);	3423	})->prio (Coro::PRIO_MAX);
3127	};	3424	};
3128		3425
		3426	{
		3427	my $guard = freeze_mainloop;
3129	reload_config;	3428	reload_config;
3130	db_init;	3429	db_init;
3131	load_extensions;	3430	load_extensions;
3132		3431
3133	$TICK_WATCHER->start;	3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3433	evthread_start IO::AIO::poll_fileno;
		3434	}
		3435
3134	Event::loop;	3436	EV::loop;
3135	}	3437	}
3136		3438
3137	#############################################################################	3439	#############################################################################
3138	# initialisation and cleanup	3440	# initialisation and cleanup
3139		3441
3140	# install some emergency cleanup handlers	3442	# install some emergency cleanup handlers
3141	BEGIN {	3443	BEGIN {
		3444	our %SIGWATCHER = ();
3142	for my $signal (qw(INT HUP TERM)) {	3445	for my $signal (qw(INT HUP TERM)) {
3143	Event->signal (	3446	$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";	3447	cf::cleanup "SIG$signal";
3150	},
3151	);	3448	};
3152	}	3449	}
3153	}	3450	}
3154		3451
3155	sub write_runtime {	3452	sub write_runtime_sync {
3156	my $runtime = "$LOCALDIR/runtime";	3453	my $runtime = "$LOCALDIR/runtime";
3157		3454
3158	# first touch the runtime file to show we are still running:	3455	# first touch the runtime file to show we are still running:
3159	# the fsync below can take a very very long time.	3456	# the fsync below can take a very very long time.
3160		3457
…		…
3186	and return;	3483	and return;
3187		3484
3188	warn "runtime file written.\n";	3485	warn "runtime file written.\n";
3189		3486
3190	1	3487	1
		3488	}
		3489
		3490	our $uuid_lock;
		3491	our $uuid_skip;
		3492
		3493	sub write_uuid_sync($) {
		3494	$uuid_skip ||= $_[0];
		3495
		3496	return if $uuid_lock;
		3497	local $uuid_lock = 1;
		3498
		3499	my $uuid = "$LOCALDIR/uuid";
		3500
		3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3502	or return;
		3503
		3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3505	$uuid_skip = 0;
		3506
		3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3508	and return;
		3509
		3510	# always fsync - this file is important
		3511	aio_fsync $fh
		3512	and return;
		3513
		3514	close $fh
		3515	or return;
		3516
		3517	aio_rename "$uuid~", $uuid
		3518	and return;
		3519
		3520	warn "uuid file written ($value).\n";
		3521
		3522	1
		3523
		3524	}
		3525
		3526	sub write_uuid($$) {
		3527	my ($skip, $sync) = @_;
		3528
		3529	$sync ? write_uuid_sync $skip
		3530	: async { write_uuid_sync $skip };
3191	}	3531	}
3192		3532
3193	sub emergency_save() {	3533	sub emergency_save() {
3194	my $freeze_guard = cf::freeze_mainloop;	3534	my $freeze_guard = cf::freeze_mainloop;
3195		3535
…		…
3201	# and maps saved/destroyed asynchronously.	3541	# and maps saved/destroyed asynchronously.
3202	warn "begin emergency player save\n";	3542	warn "begin emergency player save\n";
3203	for my $login (keys %cf::PLAYER) {	3543	for my $login (keys %cf::PLAYER) {
3204	my $pl = $cf::PLAYER{$login} or next;	3544	my $pl = $cf::PLAYER{$login} or next;
3205	$pl->valid or next;	3545	$pl->valid or next;
		3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3206	$pl->save;	3547	$pl->save;
3207	}	3548	}
3208	warn "end emergency player save\n";	3549	warn "end emergency player save\n";
3209		3550
3210	warn "begin emergency map save\n";	3551	warn "begin emergency map save\n";
…		…
3216	warn "end emergency map save\n";	3557	warn "end emergency map save\n";
3217		3558
3218	warn "begin emergency database checkpoint\n";	3559	warn "begin emergency database checkpoint\n";
3219	BDB::db_env_txn_checkpoint $DB_ENV;	3560	BDB::db_env_txn_checkpoint $DB_ENV;
3220	warn "end emergency database checkpoint\n";	3561	warn "end emergency database checkpoint\n";
		3562
		3563	warn "begin write uuid\n";
		3564	write_uuid_sync 1;
		3565	warn "end write uuid\n";
3221	};	3566	};
3222		3567
3223	warn "leave emergency perl save\n";	3568	warn "leave emergency perl save\n";
3224	}	3569	}
3225		3570
…		…
3240	warn "reloading...";	3585	warn "reloading...";
3241		3586
3242	warn "entering sync_job";	3587	warn "entering sync_job";
3243		3588
3244	cf::sync_job {	3589	cf::sync_job {
3245	cf::write_runtime; # external watchdog should not bark	3590	cf::write_runtime_sync; # external watchdog should not bark
3246	cf::emergency_save;	3591	cf::emergency_save;
3247	cf::write_runtime; # external watchdog should not bark	3592	cf::write_runtime_sync; # external watchdog should not bark
3248		3593
3249	warn "syncing database to disk";	3594	warn "syncing database to disk";
3250	BDB::db_env_txn_checkpoint $DB_ENV;	3595	BDB::db_env_txn_checkpoint $DB_ENV;
3251		3596
3252	# if anything goes wrong in here, we should simply crash as we already saved	3597	# if anything goes wrong in here, we should simply crash as we already saved
3253
3254	warn "cancelling all WF_AUTOCANCEL watchers";
3255	for (Event::all_watchers) {
3256	$_->cancel if $_->data & WF_AUTOCANCEL;
3257	}
3258		3598
3259	warn "flushing outstanding aio requests";	3599	warn "flushing outstanding aio requests";
3260	for (;;) {	3600	for (;;) {
3261	BDB::flush;	3601	BDB::flush;
3262	IO::AIO::flush;	3602	IO::AIO::flush;
3263	Coro::cede;	3603	Coro::cede_notself;
3264	last unless IO::AIO::nreqs || BDB::nreqs;	3604	last unless IO::AIO::nreqs || BDB::nreqs;
3265	warn "iterate...";	3605	warn "iterate...";
3266	}	3606	}
3267		3607
3268	++$RELOAD;	3608	++$RELOAD;
…		…
3344	warn "leaving sync_job";	3684	warn "leaving sync_job";
3345		3685
3346	1	3686	1
3347	} or do {	3687	} or do {
3348	warn $@;	3688	warn $@;
3349	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3350	exit 1;
3351	};	3690	};
3352		3691
3353	warn "reloaded";	3692	warn "reloaded";
3354	};	3693	};
3355		3694
…		…
3357		3696
3358	sub reload_perl() {	3697	sub reload_perl() {
3359	# doing reload synchronously and two reloads happen back-to-back,	3698	# doing reload synchronously and two reloads happen back-to-back,
3360	# coro crashes during coro_state_free->destroy here.	3699	# coro crashes during coro_state_free->destroy here.
3361		3700
3362	$RELOAD_WATCHER ||= Event->timer (	3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3363	reentrant => 0,
3364	after => 0,
3365	data => WF_AUTOCANCEL,
3366	cb => sub {
3367	do_reload_perl;	3702	do_reload_perl;
3368	undef $RELOAD_WATCHER;	3703	undef $RELOAD_WATCHER;
3369	},
3370	);	3704	};
3371	}	3705	}
3372		3706
3373	register_command "reload" => sub {	3707	register_command "reload" => sub {
3374	my ($who, $arg) = @_;	3708	my ($who, $arg) = @_;
3375		3709
3376	if ($who->flag (FLAG_WIZ)) {	3710	if ($who->flag (FLAG_WIZ)) {
3377	$who->message ("reloading server.");	3711	$who->message ("reloading server.");
		3712	async {
		3713	$Coro::current->{desc} = "perl_reload";
3378	async { reload_perl };	3714	reload_perl;
		3715	};
3379	}	3716	}
3380	};	3717	};
3381		3718
3382	unshift @INC, $LIBDIR;	3719	unshift @INC, $LIBDIR;
3383		3720
…		…
3385		3722
3386	our @WAIT_FOR_TICK;	3723	our @WAIT_FOR_TICK;
3387	our @WAIT_FOR_TICK_BEGIN;	3724	our @WAIT_FOR_TICK_BEGIN;
3388		3725
3389	sub wait_for_tick {	3726	sub wait_for_tick {
3390	return unless $TICK_WATCHER->is_active;
3391	return if $Coro::current == $Coro::main;	3727	return if tick_inhibit || $Coro::current == $Coro::main;
3392		3728
3393	my $signal = new Coro::Signal;	3729	my $signal = new Coro::Signal;
3394	push @WAIT_FOR_TICK, $signal;	3730	push @WAIT_FOR_TICK, $signal;
3395	$signal->wait;	3731	$signal->wait;
3396	}	3732	}
3397		3733
3398	sub wait_for_tick_begin {	3734	sub wait_for_tick_begin {
3399	return unless $TICK_WATCHER->is_active;
3400	return if $Coro::current == $Coro::main;	3735	return if tick_inhibit || $Coro::current == $Coro::main;
3401		3736
3402	my $signal = new Coro::Signal;	3737	my $signal = new Coro::Signal;
3403	push @WAIT_FOR_TICK_BEGIN, $signal;	3738	push @WAIT_FOR_TICK_BEGIN, $signal;
3404	$signal->wait;	3739	$signal->wait;
3405	}	3740	}
3406		3741
3407	my $min = 1e6;#d#	3742	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 != $Coro::main) {	3743	if ($Coro::current != $Coro::main) {
3417	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3744	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3418	unless ++$bug_warning > 10;	3745	unless ++$bug_warning > 10;
3419	return;	3746	return;
3420	}	3747	}
3421		3748
3422	$NOW = $tick_start = Event::time;
3423
3424	cf::server_tick; # one server iteration	3749	cf::server_tick; # one server iteration
3425		3750
3426	0 && sync_job {#d#	3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3427	for(1..10) {	3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3428	my $t = Event::time;	3753	Coro::async_pool {
3429	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3754	$Coro::current->{desc} = "runtime saver";
3430	or die;	3755	write_runtime_sync
3431		3756	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	};	3757	};
		3758	}
3448		3759
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) {	3760	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3464	$sig->send;	3761	$sig->send;
3465	}	3762	}
3466	while (my $sig = shift @WAIT_FOR_TICK) {	3763	while (my $sig = shift @WAIT_FOR_TICK) {
3467	$sig->send;	3764	$sig->send;
3468	}	3765	}
3469		3766
3470	$NOW = Event::time;	3767	$LOAD = ($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;	3768	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3480		3769
3481	_post_tick;	3770	if (0) {
3482		3771	if ($NEXT_TICK) {
3483		3772	my $jitter = $TICK_START - $NEXT_TICK;
		3773	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3774	warn "jitter $JITTER\n";#d#
		3775	}
3484	},	3776	}
3485	);	3777	}
3486		3778
3487	{	3779	{
3488	BDB::max_poll_time $TICK * 0.1;	3780	# configure BDB
3489	$BDB_POLL_WATCHER = Event->io (	3781
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;	3782	BDB::min_parallel 8;
3498		3783	BDB::max_poll_reqs $TICK * 0.1;
3499	BDB::set_sync_prepare {	3784	$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	$! = $status;
3510	},
3511	)
3512	};
3513		3785
3514	unless ($DB_ENV) {	3786	unless ($DB_ENV) {
3515	$DB_ENV = BDB::db_env_create;	3787	$DB_ENV = BDB::db_env_create;
		3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3789	| BDB::LOG_AUTOREMOVE, 1);
		3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3516		3792
3517	cf::sync_job {	3793	cf::sync_job {
3518	eval {	3794	eval {
3519	BDB::db_env_open	3795	BDB::db_env_open
3520	$DB_ENV,	3796	$DB_ENV,
…		…
3522	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3798	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3523	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3799	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3524	0666;	3800	0666;
3525		3801
3526	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3802	cf::cleanup "db_env_open($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	};	3803	};
3531		3804
3532	cf::cleanup "db_env_open(db): $@" if $@;	3805	cf::cleanup "db_env_open(db): $@" if $@;
3533	};	3806	};
3534	}	3807	}
		3808
		3809	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3810	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3811	};
		3812	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3813	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3814	};
		3815	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3816	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3817	};
3535	}	3818	}
3536		3819
3537	{	3820	{
		3821	# configure IO::AIO
		3822
3538	IO::AIO::min_parallel 8;	3823	IO::AIO::min_parallel 8;
3539
3540	undef $Coro::AIO::WATCHER;
3541	IO::AIO::max_poll_time $TICK * 0.1;	3824	IO::AIO::max_poll_time $TICK * 0.1;
3542	$AIO_POLL_WATCHER = Event->io (	3825	$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	}	3826	}
3551		3827
3552	my $_log_backtrace;	3828	my $_log_backtrace;
3553		3829
3554	sub _log_backtrace {	3830	sub _log_backtrace {
…		…
3558		3834
3559	# limit the # of concurrent backtraces	3835	# limit the # of concurrent backtraces
3560	if ($_log_backtrace < 2) {	3836	if ($_log_backtrace < 2) {
3561	++$_log_backtrace;	3837	++$_log_backtrace;
3562	async {	3838	async {
		3839	$Coro::current->{desc} = "abt $msg";
		3840
3563	my @bt = fork_call {	3841	my @bt = fork_call {
3564	@addr = map { sprintf "%x", $_ } @addr;	3842	@addr = map { sprintf "%x", $_ } @addr;
3565	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3843	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3566	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3844	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3567	or die "addr2line: $!";	3845	or die "addr2line: $!";

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