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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.338 by root, Tue Aug 21 01:07:47 2007 UTC vs.
Revision 1.415 by root, Thu Apr 10 15:35:16 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.64 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
24	use Coro::Util ();	46	use Coro::Util ();
25		47
26	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
27	use BDB ();	49	use BDB ();
28	use Data::Dumper;	50	use Data::Dumper;
29	use Digest::MD5;	51	use Digest::MD5;
30	use Fcntl;	52	use Fcntl;
31	use YAML::Syck ();	53	use YAML ();
32	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
33	use Time::HiRes;	55	use Time::HiRes;
34	use Compress::LZF;	56	use Compress::LZF;
35	use Digest::MD5 ();	57	use Digest::MD5 ();
36		58
37	# configure various modules to our taste	59	# configure various modules to our taste
38	#	60	#
39	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47		64
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		66
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		68
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
75		93
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	97	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		99
84	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	104	our $DB_ENV;
86		105
87	our %CFG;	106	our %CFG;
88		107
89	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
91		111
92	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
95		115
96	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		118
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
102		123
103	binmode STDOUT;	124	binmode STDOUT;
104	binmode STDERR;	125	binmode STDERR;
105		126
106	# read virtual server time, if available	127	# read virtual server time, if available
…		…
159		180
160	The raw value load value from the last tick.	181	The raw value load value from the last tick.
161		182
162	=item %cf::CFG	183	=item %cf::CFG
163		184
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	186	from wherever your confdir points to.
166		187
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		189
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	208	$msg .= "\n"
188	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
189		210
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		212
192	utf8::encode $msg;
193	LOG llevError, $msg;	213	LOG llevError, $msg;
194	};	214	};
195	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
196		231
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
213	)) {	248	)) {
214	no strict 'refs';	249	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	251	}
217		252
218	$Event::DIED = sub {	253	$EV::DIED = sub {
219	warn "error in event callback: @_";	254	warn "error in event callback: @_";
220	};	255	};
221		256
222	#############################################################################	257	#############################################################################
223		258
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	282	$d
248	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
249	}	284	}
250		285
251	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
252		287
253	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
254		289
255	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
256		291
257	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
258		293
259	=cut	294	=cut
260		295
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		297
263	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
265		300
266	=item cf::lock_wait $string	301	=item cf::lock_wait $string
267		302
268	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
269		304
…		…
272	Wait until the given lock is available and then acquires it and returns	307	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
275	returned.	310	returned.
276		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
277	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
279		317
280	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
281		319
282	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
283		321
284	=cut	322	=cut
285		323
286	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
287		326
288	sub lock_wait($) {	327	sub lock_wait($) {
289	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
290		334
291	# wait for lock, if any	335	# wait for lock, if any
292	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	338	Coro::schedule;
…		…
300		344
301	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
302	lock_wait $key;	346	lock_wait $key;
303		347
304	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
305		350
306	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
309	}	355	}
310	}	356	}
311		357
…		…
314		360
315	! ! $LOCK{$key}	361	! ! $LOCK{$key}
316	}	362	}
317		363
318	sub freeze_mainloop {	364	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
320		366
321	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	368	}
323	};	369
324	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
325	$guard	371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
326	}	383	}
327		384
328	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
329		386
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
343		400
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
346	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
347		406
348	while () {	407	while () {
349	next_job:	408	next_job:
350	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
358	}	417	}
359	}	418	}
360	}	419	}
361		420
362	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	424	$signal->wait;
366	} else {	425	} else {
367	Coro::schedule;	426	Coro::schedule;
368	}	427	}
…		…
391		450
392	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
393		452
394	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
395		454
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	456	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	458	acceptable.
400		459
401	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
402	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
…		…
407		466
408	sub sync_job(&) {	467	sub sync_job(&) {
409	my ($job) = @_;	468	my ($job) = @_;
410		469
411	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	471	my $time = EV::time;
413		472
414	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
416		475
417	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	477
419	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
420		479
421	my $busy = 1;	480	my $busy = 1;
422	my @res;	481	my @res;
423		482
424	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	485	@res = eval { $job->() };
426	warn $@ if $@;	486	warn $@ if $@;
427	undef $busy;	487	undef $busy;
428	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
429		489
430	while ($busy) {	490	while ($busy) {
431	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
432	}	495	}
		496	}
433		497
434	$time = Event::time - $time;	498	my $time = EV::time - $time;
435		499
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
440		501
441	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
442	} else {	503	} else {
443	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
444		505
…		…
469	=item fork_call { }, $args	530	=item fork_call { }, $args
470		531
471	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
472	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
475		536
476	=cut	537	=cut
477		538
478	sub fork_call(&@) {	539	sub fork_call(&@) {
479	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
480		541
481	# we seemingly have to make a local copy of the whole thing,	542	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	543	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	544	# TODO: investigate and fix (likely this will be rather laborious)
484		545
485	my @res = Coro::Util::fork_eval {	546	my @res = Coro::Util::fork_eval {
486	reset_signals;	547	reset_signals;
487	&$cb	548	&$cb
488	}, @args;	549	}, @args;
489		550
490	wantarray ? @res : $res[-1]	551	wantarray ? @res : $res[-1]
491	}	552	}
492		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
493	=item $value = cf::db_get $family => $key	581	=item $value = cf::db_get $family => $key
494		582
495	Returns a single value from the environment database.	583	Returns a single value from the environment database.
496		584
497	=item cf::db_put $family => $key => $value	585	=item cf::db_put $family => $key => $value
498		586
499	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
500	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).
501		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
502	=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	}
503		613
504	our $DB;	614	our $DB;
505		615
506	sub db_init {	616	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	617	cf::sync_job {
511	eval {	618	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	619	};
521	}	620	}
522		621
523	sub db_get($$) {	622	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	623	my $key = "$_[0]/$_[1]";
525		624
…		…
575	if (1) {	674	if (1) {
576	$md5 =	675	$md5 =
577	join "\x00",	676	join "\x00",
578	$processversion,	677	$processversion,
579	map {	678	map {
580	Coro::cede;	679	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	680	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	681	} 0.. $#$src;
583		682
584		683
585	my $dbmd5 = db_get cache => "$id/md5";	684	my $dbmd5 = db_get cache => "$id/md5";
…		…
629	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")
630	to it. All such attachable objects support the following methods.	729	to it. All such attachable objects support the following methods.
631		730
632	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>
633	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
634	Crossfire TRT).	733	Deliantra).
635		734
636	=over 4	735	=over 4
637		736
638	=item $attachable->attach ($attachment, key => $value...)	737	=item $attachable->attach ($attachment, key => $value...)
639		738
…		…
921	}	1020	}
922		1021
923	0	1022	0
924	}	1023	}
925		1024
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1025	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1026
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1028
930	Generate an object-specific event with the given arguments.	1029	Generate an object-specific event with the given arguments.
931		1030
…		…
937		1036
938	=cut	1037	=cut
939		1038
940	#############################################################################	1039	#############################################################################
941	# object support	1040	# object support
942	#
943		1041
		1042	sub _object_equal($$);
		1043	sub _object_equal($$) {
		1044	my ($a, $b) = @_;
		1045
		1046	return 0 unless (ref $a) eq (ref $b);
		1047
		1048	if ("HASH" eq ref $a) {
		1049	my @ka = keys %$a;
		1050	my @kb = keys %$b;
		1051
		1052	return 0 if @ka != @kb;
		1053
		1054	for (0 .. $#ka) {
		1055	return 0 unless $ka[$_] eq $kb[$_];
		1056	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1057	}
		1058
		1059	} elsif ("ARRAY" eq ref $a) {
		1060
		1061	return 0 if @$a != @$b;
		1062
		1063	for (0 .. $#$a) {
		1064	return 0 unless _object_equal $a->[$_], $b->[$_];
		1065	}
		1066
		1067	} elsif ($a ne $b) {
		1068	return 0;
		1069	}
		1070
		1071	1
		1072	}
		1073
		1074	our $SLOW_MERGES;#d#
944	sub _can_merge {	1075	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1076	my ($ob1, $ob2) = @_;
946		1077
947	local $Storable::canonical = 1;	1078	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1079
951	$fob1 eq $fob2	1080	# we do the slow way here
		1081	return _object_equal $ob1, $ob2
952	}	1082	}
953		1083
954	sub reattach {	1084	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1085	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1086	my ($obj) = @_;
…		…
978	cf::attachable->attach (	1108	cf::attachable->attach (
979	prio => -1000000,	1109	prio => -1000000,
980	on_instantiate => sub {	1110	on_instantiate => sub {
981	my ($obj, $data) = @_;	1111	my ($obj, $data) = @_;
982		1112
983	$data = from_json $data;	1113	$data = decode_json $data;
984		1114
985	for (@$data) {	1115	for (@$data) {
986	my ($name, $args) = @$_;	1116	my ($name, $args) = @$_;
987		1117
988	$obj->attach ($name, %{$args || {} });	1118	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1134	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1135	my ($filename, $rdata, $objs) = @_;
1006		1136
1007	sync_job {	1137	sync_job {
1008	if (length $$rdata) {	1138	if (length $$rdata) {
		1139	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1140	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1141	$decname, length $$rdata, scalar @$objs;
1011		1142
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1144	chmod SAVE_MODE, $fh;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1146	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1147	close $fh;
1017		1148
1018	if (@$objs) {	1149	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1151	chmod SAVE_MODE, $fh;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1153	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1155	close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1156	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1157	}
…		…
1034	}	1165	}
1035	} else {	1166	} else {
1036	aio_unlink $filename;	1167	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
1038	}	1169	}
1039	}	1170	};
1040	}	1171	}
1041		1172
1042	sub object_freezer_as_string {	1173	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1174	my ($rdata, $objs) = @_;
1044		1175
…		…
1056	or return;	1187	or return;
1057		1188
1058	unless (aio_stat "$filename.pst") {	1189	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1190	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1191	or return;
		1192
1061	$av = eval { (Storable::thaw $av)->{objs} };	1193	my $st = eval { Coro::Storable::thaw $av };
		1194	$av = $st->{objs};
1062	}	1195	}
1063		1196
		1197	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1198	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1199	$decname, length $data, scalar @{$av || []};
		1200
1066	return ($data, $av);	1201	($data, $av)
1067	}	1202	}
1068		1203
1069	=head2 COMMAND CALLBACKS	1204	=head2 COMMAND CALLBACKS
1070		1205
1071	=over 4	1206	=over 4
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1355	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1356	: "$v->{base}: extension inactive.\n";
1222		1357
1223	if (exists $v->{meta}{mandatory}) {	1358	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1359	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1360	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1361	}
1228		1362
1229	warn $msg;	1363	warn $msg;
1230	}	1364	}
1231		1365
…		…
1256	use Coro::AIO;	1390	use Coro::AIO;
1257		1391
1258	=head3 cf::player	1392	=head3 cf::player
1259		1393
1260	=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	}
1261		1409
1262	=item cf::player::find $login	1410	=item cf::player::find $login
1263		1411
1264	Returns the given player object, loading it if necessary (might block).	1412	Returns the given player object, loading it if necessary (might block).
1265		1413
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1449	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1450	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1451	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1452	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1453
1306	my $pl = load_pl path $login	1454	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1455	or return;
		1456
		1457	my $pl = cf::player::load_pl $f
		1458	or return;
		1459	local $cf::PLAYER_LOADING{$login} = $pl;
		1460	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1461	$cf::PLAYER{$login} = $pl
1309	}	1462	}
1310	}	1463	}
1311	}	1464	}
1312		1465
…		…
1322		1475
1323	aio_mkdir playerdir $pl, 0770;	1476	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1477	$pl->{last_save} = $cf::RUNTIME;
1325		1478
1326	$pl->save_pl ($path);	1479	$pl->save_pl ($path);
1327	Coro::cede;	1480	cf::cede_to_tick;
1328	}	1481	}
1329		1482
1330	sub new($) {	1483	sub new($) {
1331	my ($login) = @_;	1484	my ($login) = @_;
1332		1485
…		…
1410	or return [];	1563	or return [];
1411		1564
1412	my @logins;	1565	my @logins;
1413		1566
1414	for my $login (@$dirs) {	1567	for my $login (@$dirs) {
		1568	my $path = path $login;
		1569
		1570	# a .pst is a dead give-away for a valid player
		1571	unless (-e "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1573	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1574	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1575	}
1418		1576
1419	utf8::decode $login;	1577	utf8::decode $login;
1420	push @logins, $login;	1578	push @logins, $login;
1421	}	1579	}
1422		1580
…		…
1455		1613
1456	Expand crossfire pod fragments into protocol xml.	1614	Expand crossfire pod fragments into protocol xml.
1457		1615
1458	=cut	1616	=cut
1459		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
1460	sub expand_cfpod {	1629	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;	1630	my ($self, $pod) = @_;
1462		1631
1463	# escape & and <	1632	my $xml;
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466		1633
1467	# this is buggy, it needs to properly take care of nested <'s	1634	while () {
		1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1636	$group = $1;
1468		1637
1469	1 while	1638	$group =~ s/&/&amp;/g;
1470	# replace B<>, I<>, U<> etc.	1639	$group =~ s/</&lt;/g;
1471	s/B<([^\>]*)>/<b>$1<\/b>/	1640
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/	1641	$xml .= $group;
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/	1642	} elsif ($pod =~ m%\G
1474	# replace G<male|female> tags	1643	([BCGHITU])
1475	|| s{G<([^>|]*)\|([^>]*)>}{	1644	<
1476	$self->gender ? $2 : $1	1645	(?:
1477	}ge	1646	([^<>]*) (?{ $group = $^N })
1478	# replace H<hint text>	1647	| < $interior >
1479	|| s{H<([^\>]*)>}	1648	)
		1649	>
		1650	%gcsx
1480	{	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") {
1481	("<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>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")	1671	"")
1484	[$self->{hintmode}]	1672	[$self->{hintmode}];
		1673	} else {
		1674	$xml .= "error processing '$code($data)' directive";
1485	}ge;	1675	}
		1676	} else {
		1677	if ($pod =~ /\G(.+)/) {
		1678	warn "parse error while expanding $pod (at $1)";
		1679	}
		1680	last;
		1681	}
		1682	}
1486		1683
		1684	for ($xml) {
1487	# create single paragraphs (very hackish)	1685	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;	1686	s/(?<=\S)\n(?=\w)/ /g;
1489		1687
1490	# compress some whitespace	1688	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends	1689	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines	1690	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines	1691	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines	1692	s/\n+$//; # ending lines
		1693	}
1495		1694
1496	$_	1695	$xml
1497	}	1696	}
		1697
		1698	no re 'eval';
1498		1699
1499	sub hintmode {	1700	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;	1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}	1702	$_[0]{hintmode}
1502	}	1703	}
…		…
1746		1947
1747	sub load_header_from($) {	1948	sub load_header_from($) {
1748	my ($self, $path) = @_;	1949	my ($self, $path) = @_;
1749		1950
1750	utf8::encode $path;	1951	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1952	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1953	or return;
		1954
		1955	$self->_load_header ($f)
		1956	or return;
		1957
		1958	local $MAP_LOADING{$self->{path}} = $self;
		1959	$f->resolve_delayed_derefs;
1756		1960
1757	$self->{load_path} = $path;	1961	$self->{load_path} = $path;
1758		1962
1759	1	1963	1
1760	}	1964	}
…		…
1814	sub find {	2018	sub find {
1815	my ($path, $origin) = @_;	2019	my ($path, $origin) = @_;
1816		2020
1817	$path = normalise $path, $origin && $origin->path;	2021	$path = normalise $path, $origin && $origin->path;
1818		2022
		2023	cf::lock_wait "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2024	cf::lock_wait "map_find:$path";
1820		2025
1821	$cf::MAP{$path} || do {	2026	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";	2027	my $guard1 = cf::lock_acquire "map_find:$path";
		2028	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2029
1823	my $map = new_from_path cf::map $path	2030	my $map = new_from_path cf::map $path
1824	or return;	2031	or return;
1825		2032
1826	$map->{last_save} = $cf::RUNTIME;	2033	$map->{last_save} = $cf::RUNTIME;
1827		2034
…		…
1829	or return;	2036	or return;
1830		2037
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2038	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2039	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2040	#$cf::WAIT_FOR_TICK->wait;
		2041	undef $guard1;
		2042	undef $guard2;
1834	$map->reset;	2043	$map->reset;
1835	undef $guard;
1836	return find $path;	2044	return find $path;
1837	}	2045	}
1838		2046
1839	$cf::MAP{$path} = $map	2047	$cf::MAP{$path} = $map
1840	}	2048	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	2057	local $self->{deny_reset} = 1; # loading can take a long time
1850		2058
1851	my $path = $self->{path};	2059	my $path = $self->{path};
1852		2060
1853	{	2061	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2062	my $guard = cf::lock_acquire "map_data:$path";
1855		2063
		2064	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2065	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2066
1858	$self->in_memory (cf::MAP_LOADING);	2067	$self->in_memory (cf::MAP_LOADING);
1859		2068
1860	$self->alloc;	2069	$self->alloc;
1861		2070
1862	$self->pre_load;	2071	$self->pre_load;
1863	Coro::cede;	2072	cf::cede_to_tick;
1864		2073
		2074	my $f = new_from_file cf::object::thawer $self->{load_path};
		2075	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2076	$self->_load_objects ($f)
1866	or return;	2077	or return;
1867		2078
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2079	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1869	if delete $self->{load_original};	2080	if delete $self->{load_original};
1870		2081
1871	if (my $uniq = $self->uniq_path) {	2082	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2083	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2084	unless (aio_stat $uniq) {
		2085	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2086	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2087	$self->_load_objects ($f);
		2088	$f->resolve_delayed_derefs;
		2089	}
1876	}	2090	}
1877	}	2091	}
1878		2092
1879	Coro::cede;	2093	$f->resolve_delayed_derefs;
		2094
		2095	cf::cede_to_tick;
1880	# now do the right thing for maps	2096	# now do the right thing for maps
1881	$self->link_multipart_objects;	2097	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2098	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2099	unless $self->difficulty;
1884	Coro::cede;	2100	cf::cede_to_tick;
1885		2101
1886	unless ($self->{deny_activate}) {	2102	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2103	$self->decay_objects;
1888	$self->fix_auto_apply;	2104	$self->fix_auto_apply;
1889	$self->update_buttons;	2105	$self->update_buttons;
1890	Coro::cede;	2106	cf::cede_to_tick;
1891	$self->set_darkness_map;	2107	$self->set_darkness_map;
1892	Coro::cede;	2108	cf::cede_to_tick;
1893	$self->activate;	2109	$self->activate;
1894	}	2110	}
1895		2111
1896	$self->{last_save} = $cf::RUNTIME;	2112	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2113	$self->last_access ($cf::RUNTIME);
…		…
1947	}	2163	}
1948		2164
1949	sub do_load_sync {	2165	sub do_load_sync {
1950	my ($map) = @_;	2166	my ($map) = @_;
1951		2167
		2168	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2169	if $Coro::current == $Coro::main;
		2170
1952	cf::sync_job { $map->load };	2171	cf::sync_job { $map->load };
1953	}	2172	}
1954		2173
1955	our %MAP_PREFETCH;	2174	our %MAP_PREFETCH;
1956	our $MAP_PREFETCHER = undef;	2175	our $MAP_PREFETCHER = undef;
1957		2176
1958	sub find_async {	2177	sub find_async {
1959	my ($path, $origin) = @_;	2178	my ($path, $origin, $load) = @_;
1960		2179
1961	$path = normalise $path, $origin && $origin->{path};	2180	$path = normalise $path, $origin && $origin->{path};
1962		2181
1963	if (my $map = $cf::MAP{$path}) {	2182	if (my $map = $cf::MAP{$path}) {
1964	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2183	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1965	}	2184	}
1966		2185
1967	undef $MAP_PREFETCH{$path};	2186	$MAP_PREFETCH{$path} |= $load;
		2187
1968	$MAP_PREFETCHER ||= cf::async {	2188	$MAP_PREFETCHER ||= cf::async {
		2189	$Coro::current->{desc} = "map prefetcher";
		2190
1969	while (%MAP_PREFETCH) {	2191	while (%MAP_PREFETCH) {
1970	for my $path (keys %MAP_PREFETCH) {	2192	while (my ($k, $v) = each %MAP_PREFETCH) {
1971	if (my $map = find $path) {	2193	if (my $map = find $k) {
1972	$map->load;	2194	$map->load if $v;
1973	}	2195	}
1974		2196
1975	delete $MAP_PREFETCH{$path};	2197	delete $MAP_PREFETCH{$k};
1976	}	2198	}
1977	}	2199	}
1978	undef $MAP_PREFETCHER;	2200	undef $MAP_PREFETCHER;
1979	};	2201	};
1980	$MAP_PREFETCHER->prio (6);	2202	$MAP_PREFETCHER->prio (6);
…		…
1983	}	2205	}
1984		2206
1985	sub save {	2207	sub save {
1986	my ($self) = @_;	2208	my ($self) = @_;
1987		2209
1988	my $lock = cf::lock_acquire "map_data:" . $self->path;	2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
1989		2211
1990	$self->{last_save} = $cf::RUNTIME;	2212	$self->{last_save} = $cf::RUNTIME;
1991		2213
1992	return unless $self->dirty;	2214	return unless $self->dirty;
1993		2215
…		…
1999	return if $self->{deny_save};	2221	return if $self->{deny_save};
2000		2222
2001	local $self->{last_access} = $self->last_access;#d#	2223	local $self->{last_access} = $self->last_access;#d#
2002		2224
2003	cf::async {	2225	cf::async {
		2226	$Coro::current->{desc} = "map player save";
2004	$_->contr->save for $self->players;	2227	$_->contr->save for $self->players;
2005	};	2228	};
2006		2229
2007	if ($uniq) {	2230	if ($uniq) {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2231	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
2016	my ($self) = @_;	2239	my ($self) = @_;
2017		2240
2018	# save first because save cedes	2241	# save first because save cedes
2019	$self->save;	2242	$self->save;
2020		2243
2021	my $lock = cf::lock_acquire "map_data:" . $self->path;	2244	my $lock = cf::lock_acquire "map_data:$self->{path}";
2022		2245
2023	return if $self->players;	2246	return if $self->players;
2024	return if $self->in_memory != cf::MAP_IN_MEMORY;	2247	return if $self->in_memory != cf::MAP_IN_MEMORY;
2025	return if $self->{deny_save};	2248	return if $self->{deny_save};
2026		2249
		2250	$self->in_memory (cf::MAP_SWAPPED);
		2251
		2252	$self->deactivate;
		2253	$_->clear_links_to ($self) for values %cf::MAP;
2027	$self->clear;	2254	$self->clear;
2028	$self->in_memory (cf::MAP_SWAPPED);
2029	}	2255	}
2030		2256
2031	sub reset_at {	2257	sub reset_at {
2032	my ($self) = @_;	2258	my ($self) = @_;
2033		2259
…		…
2065	if $uniq;	2291	if $uniq;
2066	}	2292	}
2067		2293
2068	delete $cf::MAP{$self->path};	2294	delete $cf::MAP{$self->path};
2069		2295
		2296	$self->deactivate;
		2297	$_->clear_links_to ($self) for values %cf::MAP;
2070	$self->clear;	2298	$self->clear;
2071
2072	$_->clear_links_to ($self) for values %cf::MAP;
2073		2299
2074	$self->unlink_save;	2300	$self->unlink_save;
2075	$self->destroy;	2301	$self->destroy;
2076	}	2302	}
2077		2303
2078	my $nuke_counter = "aaaa";	2304	my $nuke_counter = "aaaa";
2079		2305
2080	sub nuke {	2306	sub nuke {
2081	my ($self) = @_;	2307	my ($self) = @_;
2082		2308
		2309	{
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
2083	delete $cf::MAP{$self->path};	2312	delete $cf::MAP{$self->path};
2084		2313
2085	$self->unlink_save;	2314	$self->unlink_save;
2086		2315
2087	bless $self, "cf::map";	2316	bless $self, "cf::map";
2088	delete $self->{deny_reset};	2317	delete $self->{deny_reset};
2089	$self->{deny_save} = 1;	2318	$self->{deny_save} = 1;
2090	$self->reset_timeout (1);	2319	$self->reset_timeout (1);
2091	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2320	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2092		2321
2093	$cf::MAP{$self->path} = $self;	2322	$cf::MAP{$self->path} = $self;
		2323	}
2094		2324
2095	$self->reset; # polite request, might not happen	2325	$self->reset; # polite request, might not happen
2096	}	2326	}
2097		2327
2098	=item $maps = cf::map::tmp_maps	2328	=item $maps = cf::map::tmp_maps
…		…
2147	: ()	2377	: ()
2148	} @{ aio_readdir $UNIQUEDIR or [] }	2378	} @{ aio_readdir $UNIQUEDIR or [] }
2149	]	2379	]
2150	}	2380	}
2151		2381
2152	package cf;
2153
2154	=back	2382	=back
2155		2383
2156	=head3 cf::object	2384	=head3 cf::object
2157		2385
2158	=cut	2386	=cut
…		…
2172	map { $_, inv_recursive_ $_->inv } @_	2400	map { $_, inv_recursive_ $_->inv } @_
2173	}	2401	}
2174		2402
2175	sub inv_recursive {	2403	sub inv_recursive {
2176	inv_recursive_ inv $_[0]	2404	inv_recursive_ inv $_[0]
		2405	}
		2406
		2407	=item $ref = $ob->ref
		2408
		2409	creates and returns a persistent reference to an objetc that can be stored as a string.
		2410
		2411	=item $ob = cf::object::deref ($refstring)
		2412
		2413	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2414	even if the object actually exists. May block.
		2415
		2416	=cut
		2417
		2418	sub deref {
		2419	my ($ref) = @_;
		2420
		2421	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2422	my ($uuid, $name) = ($1, $2);
		2423	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2424	or return;
		2425	$pl->ob->uuid eq $uuid
		2426	or return;
		2427
		2428	$pl->ob
		2429	} else {
		2430	warn "$ref: cannot resolve object reference\n";
		2431	undef
		2432	}
2177	}	2433	}
2178		2434
2179	package cf;	2435	package cf;
2180		2436
2181	=back	2437	=back
…		…
2341	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2597	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2342		2598
2343	$self->enter_link;	2599	$self->enter_link;
2344		2600
2345	(async {	2601	(async {
		2602	$Coro::current->{desc} = "player::goto $path $x $y";
		2603
		2604	# *tag paths override both path and x|y
		2605	if ($path =~ /^\*(.*)$/) {
		2606	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2607	my $ob = $obs[rand @obs];
		2608
		2609	# see if we actually can go there
		2610	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2611	$ob = $obs[rand @obs];
		2612	} else {
		2613	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2614	}
		2615	# else put us there anyways for now #d#
		2616
		2617	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2618	} else {
		2619	($path, $x, $y) = (undef, undef, undef);
		2620	}
		2621	}
		2622
2346	my $map = eval {	2623	my $map = eval {
2347	my $map = cf::map::find $path;	2624	my $map = defined $path ? cf::map::find $path : undef;
2348		2625
2349	if ($map) {	2626	if ($map) {
2350	$map = $map->customise_for ($self);	2627	$map = $map->customise_for ($self);
2351	$map = $check->($map) if $check && $map;	2628	$map = $check->($map) if $check && $map;
2352	} else {	2629	} else {
2353	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2630	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2354	}	2631	}
2355		2632
2356	$map	2633	$map
2357	};	2634	};
2358		2635
…		…
2411	$rmp->{origin_y} = $exit->y;	2688	$rmp->{origin_y} = $exit->y;
2412	}	2689	}
2413		2690
2414	$rmp->{random_seed} ||= $exit->random_seed;	2691	$rmp->{random_seed} ||= $exit->random_seed;
2415		2692
2416	my $data = cf::to_json $rmp;	2693	my $data = cf::encode_json $rmp;
2417	my $md5 = Digest::MD5::md5_hex $data;	2694	my $md5 = Digest::MD5::md5_hex $data;
2418	my $meta = "$RANDOMDIR/$md5.meta";	2695	my $meta = "$RANDOMDIR/$md5.meta";
2419		2696
2420	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2697	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2421	aio_write $fh, 0, (length $data), $data, 0;	2698	aio_write $fh, 0, (length $data), $data, 0;
…		…
2448	# if exit is damned, update players death & WoR home-position	2725	# if exit is damned, update players death & WoR home-position
2449	$self->contr->savebed ($slaying, $hp, $sp)	2726	$self->contr->savebed ($slaying, $hp, $sp)
2450	if $exit->flag (FLAG_DAMNED);	2727	if $exit->flag (FLAG_DAMNED);
2451		2728
2452	(async {	2729	(async {
		2730	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2731
2453	$self->deactivate_recursive; # just to be sure	2732	$self->deactivate_recursive; # just to be sure
2454	unless (eval {	2733	unless (eval {
2455	$self->goto ($slaying, $hp, $sp);	2734	$self->goto ($slaying, $hp, $sp);
2456		2735
2457	1;	2736	1;
…		…
2492	the message, with C<log> being the default. If C<$color> is negative, suppress	2771	the message, with C<log> being the default. If C<$color> is negative, suppress
2493	the message unless the client supports the msg packet.	2772	the message unless the client supports the msg packet.
2494		2773
2495	=cut	2774	=cut
2496		2775
		2776	# non-persistent channels (usually the info channel)
		2777	our %CHANNEL = (
		2778	"c/identify" => {
		2779	id => "infobox",
		2780	title => "Identify",
		2781	reply => undef,
		2782	tooltip => "Items recently identified",
		2783	},
		2784	"c/examine" => {
		2785	id => "infobox",
		2786	title => "Examine",
		2787	reply => undef,
		2788	tooltip => "Signs and other items you examined",
		2789	},
		2790	"c/book" => {
		2791	id => "infobox",
		2792	title => "Book",
		2793	reply => undef,
		2794	tooltip => "The contents of a note or book",
		2795	},
		2796	"c/lookat" => {
		2797	id => "infobox",
		2798	title => "Look",
		2799	reply => undef,
		2800	tooltip => "What you saw there",
		2801	},
		2802	"c/who" => {
		2803	id => "infobox",
		2804	title => "Players",
		2805	reply => undef,
		2806	tooltip => "Shows players who are currently online",
		2807	},
		2808	"c/body" => {
		2809	id => "infobox",
		2810	title => "Body Parts",
		2811	reply => undef,
		2812	tooltip => "Shows which body parts you posess and are available",
		2813	},
		2814	"c/uptime" => {
		2815	id => "infobox",
		2816	title => "Uptime",
		2817	reply => undef,
		2818	tooltip => "How long the server has been running since last restart",
		2819	},
		2820	"c/mapinfo" => {
		2821	id => "infobox",
		2822	title => "Map Info",
		2823	reply => undef,
		2824	tooltip => "Information related to the maps",
		2825	},
		2826	);
		2827
2497	sub cf::client::send_msg {	2828	sub cf::client::send_msg {
2498	my ($self, $channel, $msg, $color, @extra) = @_;	2829	my ($self, $channel, $msg, $color, @extra) = @_;
2499		2830
2500	$msg = $self->pl->expand_cfpod ($msg);	2831	$msg = $self->pl->expand_cfpod ($msg);
2501		2832
2502	$color &= cf::NDI_CLIENT_MASK; # just in case...	2833	$color &= cf::NDI_CLIENT_MASK; # just in case...
2503		2834
		2835	# check predefined channels, for the benefit of C
		2836	if ($CHANNEL{$channel}) {
		2837	$channel = $CHANNEL{$channel};
		2838
		2839	$self->ext_msg (channel_info => $channel)
		2840	if $self->can_msg;
		2841
		2842	$channel = $channel->{id};
		2843
2504	if (ref $channel) {	2844	} elsif (ref $channel) {
2505	# send meta info to client, if not yet sent	2845	# send meta info to client, if not yet sent
2506	unless (exists $self->{channel}{$channel->{id}}) {	2846	unless (exists $self->{channel}{$channel->{id}}) {
2507	$self->{channel}{$channel->{id}} = $channel;	2847	$self->{channel}{$channel->{id}} = $channel;
2508	$self->ext_msg (channel_info => $channel);	2848	$self->ext_msg (channel_info => $channel)
		2849	if $self->can_msg;
2509	}	2850	}
2510		2851
2511	$channel = $channel->{id};	2852	$channel = $channel->{id};
2512	}	2853	}
2513		2854
…		…
2554	=cut	2895	=cut
2555		2896
2556	sub cf::client::ext_msg($$@) {	2897	sub cf::client::ext_msg($$@) {
2557	my ($self, $type, @msg) = @_;	2898	my ($self, $type, @msg) = @_;
2558		2899
2559	my $extcmd = $self->extcmd;
2560
2561	if ($extcmd == 2) {	2900	if ($self->extcmd == 2) {
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2901	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2563	} elsif ($extcmd == 1) { # TODO: remove	2902	} elsif ($self->extcmd == 1) { # TODO: remove
2564	push @msg, msgtype => "event_$type";	2903	push @msg, msgtype => "event_$type";
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2904	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2566	}	2905	}
2567	}	2906	}
2568		2907
…		…
2575	sub cf::client::ext_reply($$@) {	2914	sub cf::client::ext_reply($$@) {
2576	my ($self, $id, @msg) = @_;	2915	my ($self, $id, @msg) = @_;
2577		2916
2578	if ($self->extcmd == 2) {	2917	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2918	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2580	} elsif ($self->ns->extcmd == 1) {	2919	} elsif ($self->extcmd == 1) {
2581	#TODO: version 1, remove	2920	#TODO: version 1, remove
2582	unshift @msg, msgtype => "reply", msgid => $id;	2921	unshift @msg, msgtype => "reply", msgid => $id;
2583	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2922	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2584	}	2923	}
2585	}	2924	}
…		…
2727	=pod	3066	=pod
2728		3067
2729	The following functions and methods are available within a safe environment:	3068	The following functions and methods are available within a safe environment:
2730		3069
2731	cf::object	3070	cf::object
2732	contr pay_amount pay_player map x y force_find force_add	3071	contr pay_amount pay_player map x y force_find force_add destroy
2733	insert remove name archname title slaying race	3072	insert remove name archname title slaying race decrease_ob_nr
2734		3073
2735	cf::object::player	3074	cf::object::player
2736	player	3075	player
2737		3076
2738	cf::player	3077	cf::player
…		…
2743		3082
2744	=cut	3083	=cut
2745		3084
2746	for (	3085	for (
2747	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3086	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2748	insert remove inv name archname title slaying race)],	3087	insert remove inv name archname title slaying race
		3088	decrease_ob_nr destroy)],
2749	["cf::object::player" => qw(player)],	3089	["cf::object::player" => qw(player)],
2750	["cf::player" => qw(peaceful)],	3090	["cf::player" => qw(peaceful)],
2751	["cf::map" => qw(trigger)],	3091	["cf::map" => qw(trigger)],
2752	) {	3092	) {
2753	no strict 'refs';	3093	no strict 'refs';
…		…
2829	# the server's init and main functions	3169	# the server's init and main functions
2830		3170
2831	sub load_facedata($) {	3171	sub load_facedata($) {
2832	my ($path) = @_;	3172	my ($path) = @_;
2833		3173
		3174	# HACK to clear player env face cache, we need some signal framework
		3175	# for this (global event?)
		3176	%ext::player_env::MUSIC_FACE_CACHE = ();
		3177
2834	my $enc = JSON::XS->new->utf8->canonical;	3178	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2835		3179
2836	warn "loading facedata from $path\n";	3180	warn "loading facedata from $path\n";
2837		3181
2838	my $facedata;	3182	my $facedata;
2839	0 < aio_load $path, $facedata	3183	0 < aio_load $path, $facedata
…		…
2854	{	3198	{
2855	my $faces = $facedata->{faceinfo};	3199	my $faces = $facedata->{faceinfo};
2856		3200
2857	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
2858	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3202	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3203
2859	cf::face::set_visibility $idx, $info->{visibility};	3204	cf::face::set_visibility $idx, $info->{visibility};
2860	cf::face::set_magicmap $idx, $info->{magicmap};	3205	cf::face::set_magicmap $idx, $info->{magicmap};
2861	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3206	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2862	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3207	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2863		3208
2864	cf::cede_to_tick;	3209	cf::cede_to_tick;
2865	}	3210	}
2866		3211
2867	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2868	next unless $info->{smooth};	3213	next unless $info->{smooth};
		3214
2869	my $idx = cf::face::find $face	3215	my $idx = cf::face::find $face
2870	or next;	3216	or next;
		3217
2871	if (my $smooth = cf::face::find $info->{smooth}) {	3218	if (my $smooth = cf::face::find $info->{smooth}) {
2872	cf::face::set_smooth $idx, $smooth;	3219	cf::face::set_smooth $idx, $smooth;
2873	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3220	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2874	} else {	3221	} else {
2875	warn "smooth face '$info->{smooth}' not found for face '$face'";	3222	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2893	{	3240	{
2894	# TODO: for gcfclient pleasure, we should give resources	3241	# TODO: for gcfclient pleasure, we should give resources
2895	# that gcfclient doesn't grok a >10000 face index.	3242	# that gcfclient doesn't grok a >10000 face index.
2896	my $res = $facedata->{resource};	3243	my $res = $facedata->{resource};
2897		3244
2898	my $soundconf = delete $res->{"res/sound.conf"};
2899
2900	while (my ($name, $info) = each %$res) {	3245	while (my ($name, $info) = each %$res) {
		3246	if (defined $info->{type}) {
2901	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3247	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2902	my $data;	3248	my $data;
2903		3249
2904	if ($info->{type} & 1) {	3250	if ($info->{type} & 1) {
2905	# prepend meta info	3251	# prepend meta info
2906		3252
2907	my $meta = $enc->encode ({	3253	my $meta = $enc->encode ({
2908	name => $name,	3254	name => $name,
2909	%{ $info->{meta} || {} },	3255	%{ $info->{meta} || {} },
2910	});	3256	});
2911		3257
2912	$data = pack "(w/a*)*", $meta, $info->{data};	3258	$data = pack "(w/a*)*", $meta, $info->{data};
		3259	} else {
		3260	$data = $info->{data};
		3261	}
		3262
		3263	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3264	cf::face::set_type $idx, $info->{type};
2913	} else {	3265	} else {
2914	$data = $info->{data};	3266	$RESOURCE{$name} = $info;
2915	}	3267	}
2916		3268
2917	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2918	cf::face::set_type $idx, $info->{type};
2919
2920	cf::cede_to_tick;	3269	cf::cede_to_tick;
2921	}	3270	}
2922
2923	if ($soundconf) {
2924	$soundconf = $enc->decode (delete $soundconf->{data});
2925
2926	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2927	my $sound = $soundconf->{compat}[$_]
2928	or next;
2929
2930	my $face = cf::face::find "sound/$sound->[1]";
2931	cf::sound::set $sound->[0] => $face;
2932	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2933	}
2934
2935	while (my ($k, $v) = each %{$soundconf->{event}}) {
2936	my $face = cf::face::find "sound/$v";
2937	cf::sound::set $k => $face;
2938	}
2939	}
2940	}	3271	}
		3272
		3273	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2941		3274
2942	1	3275	1
2943	}	3276	}
		3277
		3278	cf::global->attach (on_resource_update => sub {
		3279	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3280	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3281
		3282	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3283	my $sound = $soundconf->{compat}[$_]
		3284	or next;
		3285
		3286	my $face = cf::face::find "sound/$sound->[1]";
		3287	cf::sound::set $sound->[0] => $face;
		3288	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3289	}
		3290
		3291	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3292	my $face = cf::face::find "sound/$v";
		3293	cf::sound::set $k => $face;
		3294	}
		3295	}
		3296	});
2944		3297
2945	register_exticmd fx_want => sub {	3298	register_exticmd fx_want => sub {
2946	my ($ns, $want) = @_;	3299	my ($ns, $want) = @_;
2947		3300
2948	while (my ($k, $v) = each %$want) {	3301	while (my ($k, $v) = each %$want) {
2949	$ns->fx_want ($k, $v);	3302	$ns->fx_want ($k, $v);
2950	}	3303	}
2951	};	3304	};
2952		3305
2953	sub reload_regions {	3306	sub reload_regions {
		3307	# HACK to clear player env face cache, we need some signal framework
		3308	# for this (global event?)
		3309	%ext::player_env::MUSIC_FACE_CACHE = ();
		3310
2954	load_resource_file "$MAPDIR/regions"	3311	load_resource_file "$MAPDIR/regions"
2955	or die "unable to load regions file\n";	3312	or die "unable to load regions file\n";
2956		3313
2957	for (cf::region::list) {	3314	for (cf::region::list) {
2958	$_->{match} = qr/$_->{match}/	3315	$_->{match} = qr/$_->{match}/
…		…
2994		3351
2995	sub init {	3352	sub init {
2996	reload_resources;	3353	reload_resources;
2997	}	3354	}
2998		3355
2999	sub cfg_load {	3356	sub reload_config {
3000	open my $fh, "<:utf8", "$CONFDIR/config"	3357	open my $fh, "<:utf8", "$CONFDIR/config"
3001	or return;	3358	or return;
3002		3359
3003	local $/;	3360	local $/;
3004	*CFG = YAML::Syck::Load <$fh>;	3361	*CFG = YAML::Load <$fh>;
3005		3362
3006	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3363	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3007		3364
3008	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3365	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3009	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3366	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3020	sub main {	3377	sub main {
3021	# we must not ever block the main coroutine	3378	# we must not ever block the main coroutine
3022	local $Coro::idle = sub {	3379	local $Coro::idle = sub {
3023	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3380	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3024	(async {	3381	(async {
3025	Event::one_event;	3382	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3383	EV::loop EV::LOOP_ONESHOT;
3026	})->prio (Coro::PRIO_MAX);	3384	})->prio (Coro::PRIO_MAX);
3027	};	3385	};
3028		3386
3029	cfg_load;	3387	reload_config;
3030	db_init;	3388	db_init;
3031	load_extensions;	3389	load_extensions;
3032		3390
3033	$TICK_WATCHER->start;	3391	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3392	evthread_start IO::AIO::poll_fileno;
3034	Event::loop;	3393	EV::loop;
3035	}	3394	}
3036		3395
3037	#############################################################################	3396	#############################################################################
3038	# initialisation and cleanup	3397	# initialisation and cleanup
3039		3398
3040	# install some emergency cleanup handlers	3399	# install some emergency cleanup handlers
3041	BEGIN {	3400	BEGIN {
		3401	our %SIGWATCHER = ();
3042	for my $signal (qw(INT HUP TERM)) {	3402	for my $signal (qw(INT HUP TERM)) {
3043	Event->signal (	3403	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3044	reentrant => 0,
3045	data => WF_AUTOCANCEL,
3046	signal => $signal,
3047	prio => 0,
3048	cb => sub {
3049	cf::cleanup "SIG$signal";	3404	cf::cleanup "SIG$signal";
3050	},
3051	);	3405	};
3052	}	3406	}
3053	}	3407	}
3054		3408
3055	sub write_runtime {	3409	sub write_runtime {
3056	my $runtime = "$LOCALDIR/runtime";	3410	my $runtime = "$LOCALDIR/runtime";
…		…
3101	# and maps saved/destroyed asynchronously.	3455	# and maps saved/destroyed asynchronously.
3102	warn "begin emergency player save\n";	3456	warn "begin emergency player save\n";
3103	for my $login (keys %cf::PLAYER) {	3457	for my $login (keys %cf::PLAYER) {
3104	my $pl = $cf::PLAYER{$login} or next;	3458	my $pl = $cf::PLAYER{$login} or next;
3105	$pl->valid or next;	3459	$pl->valid or next;
		3460	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3106	$pl->save;	3461	$pl->save;
3107	}	3462	}
3108	warn "end emergency player save\n";	3463	warn "end emergency player save\n";
3109		3464
3110	warn "begin emergency map save\n";	3465	warn "begin emergency map save\n";
…		…
3149	warn "syncing database to disk";	3504	warn "syncing database to disk";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3505	BDB::db_env_txn_checkpoint $DB_ENV;
3151		3506
3152	# if anything goes wrong in here, we should simply crash as we already saved	3507	# if anything goes wrong in here, we should simply crash as we already saved
3153		3508
3154	warn "cancelling all WF_AUTOCANCEL watchers";
3155	for (Event::all_watchers) {
3156	$_->cancel if $_->data & WF_AUTOCANCEL;
3157	}
3158
3159	warn "flushing outstanding aio requests";	3509	warn "flushing outstanding aio requests";
3160	for (;;) {	3510	for (;;) {
3161	BDB::flush;	3511	BDB::flush;
3162	IO::AIO::flush;	3512	IO::AIO::flush;
3163	Coro::cede;	3513	Coro::cede_notself;
3164	last unless IO::AIO::nreqs || BDB::nreqs;	3514	last unless IO::AIO::nreqs || BDB::nreqs;
3165	warn "iterate...";	3515	warn "iterate...";
3166	}	3516	}
3167		3517
3168	++$RELOAD;	3518	++$RELOAD;
…		…
3227	warn "reloading cf.pm";	3577	warn "reloading cf.pm";
3228	require cf;	3578	require cf;
3229	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3579	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3230		3580
3231	warn "loading config and database again";	3581	warn "loading config and database again";
3232	cf::cfg_load;	3582	cf::reload_config;
3233		3583
3234	warn "loading extensions";	3584	warn "loading extensions";
3235	cf::load_extensions;	3585	cf::load_extensions;
3236		3586
3237	warn "reattaching attachments to objects/players";	3587	warn "reattaching attachments to objects/players";
…		…
3244	warn "leaving sync_job";	3594	warn "leaving sync_job";
3245		3595
3246	1	3596	1
3247	} or do {	3597	} or do {
3248	warn $@;	3598	warn $@;
3249	warn "error while reloading, exiting.";	3599	cf::cleanup "error while reloading, exiting.";
3250	exit 1;
3251	};	3600	};
3252		3601
3253	warn "reloaded";	3602	warn "reloaded";
3254	};	3603	};
3255		3604
…		…
3257		3606
3258	sub reload_perl() {	3607	sub reload_perl() {
3259	# doing reload synchronously and two reloads happen back-to-back,	3608	# doing reload synchronously and two reloads happen back-to-back,
3260	# coro crashes during coro_state_free->destroy here.	3609	# coro crashes during coro_state_free->destroy here.
3261		3610
3262	$RELOAD_WATCHER ||= Event->timer (	3611	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3263	reentrant => 0,
3264	after => 0,
3265	data => WF_AUTOCANCEL,
3266	cb => sub {
3267	do_reload_perl;	3612	do_reload_perl;
3268	undef $RELOAD_WATCHER;	3613	undef $RELOAD_WATCHER;
3269	},
3270	);	3614	};
3271	}	3615	}
3272		3616
3273	register_command "reload" => sub {	3617	register_command "reload" => sub {
3274	my ($who, $arg) = @_;	3618	my ($who, $arg) = @_;
3275		3619
3276	if ($who->flag (FLAG_WIZ)) {	3620	if ($who->flag (FLAG_WIZ)) {
3277	$who->message ("reloading server.");	3621	$who->message ("reloading server.");
		3622	async {
		3623	$Coro::current->{desc} = "perl_reload";
3278	async { reload_perl };	3624	reload_perl;
		3625	};
3279	}	3626	}
3280	};	3627	};
3281		3628
3282	unshift @INC, $LIBDIR;	3629	unshift @INC, $LIBDIR;
3283		3630
…		…
3285		3632
3286	our @WAIT_FOR_TICK;	3633	our @WAIT_FOR_TICK;
3287	our @WAIT_FOR_TICK_BEGIN;	3634	our @WAIT_FOR_TICK_BEGIN;
3288		3635
3289	sub wait_for_tick {	3636	sub wait_for_tick {
3290	return unless $TICK_WATCHER->is_active;	3637	return if tick_inhibit;
3291	return if $Coro::current == $Coro::main;	3638	return if $Coro::current == $Coro::main;
3292		3639
3293	my $signal = new Coro::Signal;	3640	my $signal = new Coro::Signal;
3294	push @WAIT_FOR_TICK, $signal;	3641	push @WAIT_FOR_TICK, $signal;
3295	$signal->wait;	3642	$signal->wait;
3296	}	3643	}
3297		3644
3298	sub wait_for_tick_begin {	3645	sub wait_for_tick_begin {
3299	return unless $TICK_WATCHER->is_active;	3646	return if tick_inhibit;
3300	return if $Coro::current == $Coro::main;	3647	return if $Coro::current == $Coro::main;
3301		3648
3302	my $signal = new Coro::Signal;	3649	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK_BEGIN, $signal;	3650	push @WAIT_FOR_TICK_BEGIN, $signal;
3304	$signal->wait;	3651	$signal->wait;
3305	}	3652	}
3306		3653
3307	my $min = 1e6;#d#	3654	sub tick {
3308	my $avg = 10;
3309	$TICK_WATCHER = Event->timer (
3310	reentrant => 0,
3311	parked => 1,
3312	prio => 0,
3313	at => $NEXT_TICK || $TICK,
3314	data => WF_AUTOCANCEL,
3315	cb => sub {
3316	if ($Coro::current != $Coro::main) {	3655	if ($Coro::current != $Coro::main) {
3317	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3656	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3318	unless ++$bug_warning > 10;	3657	unless ++$bug_warning > 10;
3319	return;	3658	return;
3320	}	3659	}
3321		3660
3322	$NOW = $tick_start = Event::time;
3323
3324	cf::server_tick; # one server iteration	3661	cf::server_tick; # one server iteration
3325		3662
3326	0 && sync_job {#d#	3663	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3327	for(1..10) {	3664	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3328	my $t = Event::time;	3665	Coro::async_pool {
3329	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3666	$Coro::current->{desc} = "runtime saver";
3330	or die;	3667	write_runtime
3331		3668	or warn "ERROR: unable to write runtime file: $!";
3332	$map->width (50);
3333	$map->height (50);
3334	$map->alloc;
3335	$map->_load_objects ("/tmp/x.map", 1);
3336	my $t = Event::time - $t;
3337
3338	#next unless $t < 0.0013;#d#
3339	if ($t < $min) {
3340	$min = $t;
3341	}
3342	$avg = $avg * 0.99 + $t * 0.01;
3343	}
3344	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3345	exit 0;
3346	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3347	};	3669	};
		3670	}
3348		3671
3349	$RUNTIME += $TICK;
3350	$NEXT_TICK += $TICK;
3351
3352	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3353	$NEXT_RUNTIME_WRITE = $NOW + 10;
3354	Coro::async_pool {
3355	write_runtime
3356	or warn "ERROR: unable to write runtime file: $!";
3357	};
3358	}
3359
3360	# my $AFTER = Event::time;
3361	# warn $AFTER - $NOW;#d#
3362
3363	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3672	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3364	$sig->send;	3673	$sig->send;
3365	}	3674	}
3366	while (my $sig = shift @WAIT_FOR_TICK) {	3675	while (my $sig = shift @WAIT_FOR_TICK) {
3367	$sig->send;	3676	$sig->send;
3368	}	3677	}
3369		3678
3370	$NOW = Event::time;	3679	$LOAD = ($NOW - $TICK_START) / $TICK;
3371
3372	# if we are delayed by four ticks or more, skip them all
3373	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3374
3375	$TICK_WATCHER->at ($NEXT_TICK);
3376	$TICK_WATCHER->start;
3377
3378	$LOAD = ($NOW - $tick_start) / $TICK;
3379	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3680	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3380		3681
3381	_post_tick;	3682	if (0) {
3382		3683	if ($NEXT_TICK) {
3383		3684	my $jitter = $TICK_START - $NEXT_TICK;
		3685	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3686	warn "jitter $JITTER\n";#d#
		3687	}
3384	},	3688	}
3385	);	3689	}
3386		3690
3387	{	3691	{
3388	BDB::max_poll_time $TICK * 0.1;	3692	# configure BDB
3389	$BDB_POLL_WATCHER = Event->io (	3693
3390	reentrant => 0,
3391	fd => BDB::poll_fileno,
3392	poll => 'r',
3393	prio => 0,
3394	data => WF_AUTOCANCEL,
3395	cb => \&BDB::poll_cb,
3396	);
3397	BDB::min_parallel 8;	3694	BDB::min_parallel 8;
3398		3695	BDB::max_poll_reqs $TICK * 0.1;
3399	BDB::set_sync_prepare {	3696	$Coro::BDB::WATCHER->priority (1);
3400	my $status;
3401	my $current = $Coro::current;
3402	(
3403	sub {
3404	$status = $!;
3405	$current->ready; undef $current;
3406	},
3407	sub {
3408	Coro::schedule while defined $current;
3409	$! = $status;
3410	},
3411	)
3412	};
3413		3697
3414	unless ($DB_ENV) {	3698	unless ($DB_ENV) {
3415	$DB_ENV = BDB::db_env_create;	3699	$DB_ENV = BDB::db_env_create;
		3700	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3701	| BDB::LOG_AUTOREMOVE, 1);
		3702	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3703	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3416		3704
3417	cf::sync_job {	3705	cf::sync_job {
3418	eval {	3706	eval {
3419	BDB::db_env_open	3707	BDB::db_env_open
3420	$DB_ENV,	3708	$DB_ENV,
…		…
3422	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3710	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3423	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3711	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3424	0666;	3712	0666;
3425		3713
3426	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3714	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3427
3428	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3429	$DB_ENV->set_lk_detect;
3430	};	3715	};
3431		3716
3432	cf::cleanup "db_env_open(db): $@" if $@;	3717	cf::cleanup "db_env_open(db): $@" if $@;
3433	};	3718	};
3434	}	3719	}
		3720
		3721	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3722	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3723	};
		3724	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3725	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3726	};
		3727	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3728	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3729	};
3435	}	3730	}
3436		3731
3437	{	3732	{
		3733	# configure IO::AIO
		3734
3438	IO::AIO::min_parallel 8;	3735	IO::AIO::min_parallel 8;
3439
3440	undef $Coro::AIO::WATCHER;
3441	IO::AIO::max_poll_time $TICK * 0.1;	3736	IO::AIO::max_poll_time $TICK * 0.1;
3442	$AIO_POLL_WATCHER = Event->io (	3737	$Coro::AIO::WATCHER->priority (1);
3443	reentrant => 0,
3444	data => WF_AUTOCANCEL,
3445	fd => IO::AIO::poll_fileno,
3446	poll => 'r',
3447	prio => 6,
3448	cb => \&IO::AIO::poll_cb,
3449	);
3450	}	3738	}
3451		3739
3452	my $_log_backtrace;	3740	my $_log_backtrace;
3453		3741
3454	sub _log_backtrace {	3742	sub _log_backtrace {
…		…
3458		3746
3459	# limit the # of concurrent backtraces	3747	# limit the # of concurrent backtraces
3460	if ($_log_backtrace < 2) {	3748	if ($_log_backtrace < 2) {
3461	++$_log_backtrace;	3749	++$_log_backtrace;
3462	async {	3750	async {
		3751	$Coro::current->{desc} = "abt $msg";
		3752
3463	my @bt = fork_call {	3753	my @bt = fork_call {
3464	@addr = map { sprintf "%x", $_ } @addr;	3754	@addr = map { sprintf "%x", $_ } @addr;
3465	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3755	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3466	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3756	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3467	or die "addr2line: $!";	3757	or die "addr2line: $!";

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