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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.332 by root, Sat Aug 18 17:33:53 2007 UTC vs.
Revision 1.437 by root, Tue Jul 8 08:33:27 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
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 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::AnyEvent;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
		43	use Coro::AnyEvent;
22	use Coro::AIO;	44	use Coro::AIO;
		45	use Coro::BDB 1.6;
23	use Coro::Storable;	46	use Coro::Storable;
24	use Coro::Util ();	47	use Coro::Util ();
25		48
26	use JSON::XS 1.4 ();	49	use JSON::XS 2.01 ();
27	use BDB ();	50	use BDB ();
28	use Data::Dumper;	51	use Data::Dumper;
29	use Digest::MD5;	52	use Digest::MD5;
30	use Fcntl;	53	use Fcntl;
31	use YAML::Syck ();	54	use YAML ();
32	use IO::AIO 2.32 ();	55	use IO::AIO ();
33	use Time::HiRes;	56	use Time::HiRes;
34	use Compress::LZF;	57	use Compress::LZF;
35	use Digest::MD5 ();	58	use Digest::MD5 ();
		59
		60	AnyEvent::detect;
36		61
37	# configure various modules to our taste	62	# configure various modules to our taste
38	#	63	#
39	$Storable::canonical = 1; # reduce rsync transfers	64	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	65	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	66	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		67
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	68	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		69
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		71
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	90	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	93	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	94	our $BDBDIR = "$LOCALDIR/db";
		95	our %RESOURCE;
75		96
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	99	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	100	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		101
		102	our $BDB_DEADLOCK_WATCHER;
		103	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	104	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	105	our $DB_ENV;
86		106
87	our %CFG;	107	our %CFG;
88		108
89	our $UPTIME; $UPTIME ||= time;	109	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	110	our $RUNTIME;
		111	our $NOW;
91		112
92	our %PLAYER; # all users	113	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	114	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	115	our $LINK_MAP; # the special {link} map, which is always available
95		116
96	# used to convert map paths into valid unix filenames by replacing / by ∕	117	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	118	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		119
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	120	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	121	our $LOADAVG; # same thing, but with alpha-smoothing
		122	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	123	our $TICK_START; # for load detecting purposes
102		124
103	binmode STDOUT;	125	binmode STDOUT;
104	binmode STDERR;	126	binmode STDERR;
105		127
106	# read virtual server time, if available	128	# read virtual server time, if available
…		…
159		181
160	The raw value load value from the last tick.	182	The raw value load value from the last tick.
161		183
162	=item %cf::CFG	184	=item %cf::CFG
163		185
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	186	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	187	from wherever your confdir points to.
166		188
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	189	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		190
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	191	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	209	$msg .= "\n"
188	unless $msg =~ /\n$/;	210	unless $msg =~ /\n$/;
189		211
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	212	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		213
192	utf8::encode $msg;
193	LOG llevError, $msg;	214	LOG llevError, $msg;
194	};	215	};
195	}	216	}
		217
		218	$Coro::State::DIEHOOK = sub {
		219	return unless $^S eq 0; # "eq", not "=="
		220
		221	if ($Coro::current == $Coro::main) {#d#
		222	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		223	return;#d#
		224	}#d#
		225
		226	# kill coroutine otherwise
		227	warn Carp::longmess $_[0];
		228	Coro::terminate
		229	};
		230
		231	$SIG{__DIE__} = sub { }; #d#?
196		232
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
213	)) {	249	)) {
214	no strict 'refs';	250	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	252	}
217		253
218	$Event::DIED = sub {	254	$EV::DIED = sub {
219	warn "error in event callback: @_";	255	warn "error in event callback: @_";
220	};	256	};
221		257
222	#############################################################################	258	#############################################################################
223		259
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	282	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	283	$d
248	} || "[unable to dump $_[0]: '$@']";	284	} || "[unable to dump $_[0]: '$@']";
249	}	285	}
250		286
251	=item $ref = cf::from_json $json	287	=item $ref = cf::decode_json $json
252		288
253	Converts a JSON string into the corresponding perl data structure.	289	Converts a JSON string into the corresponding perl data structure.
254		290
255	=item $json = cf::to_json $ref	291	=item $json = cf::encode_json $ref
256		292
257	Converts a perl data structure into its JSON representation.	293	Converts a perl data structure into its JSON representation.
258		294
259	=cut	295	=cut
260		296
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		298
263	sub to_json ($) { $json_coder->encode ($_[0]) }	299	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	300	sub decode_json($) { $json_coder->decode ($_[0]) }
265		301
266	=item cf::lock_wait $string	302	=item cf::lock_wait $string
267		303
268	Wait until the given lock is available. See cf::lock_acquire.	304	Wait until the given lock is available. See cf::lock_acquire.
269		305
…		…
272	Wait until the given lock is available and then acquires it and returns	308	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,	309	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	310	for example when the coroutine gets canceled), the lock is automatically
275	returned.	311	returned.
276		312
		313	Locks are *not* recursive, locking from the same coro twice results in a
		314	deadlocked coro.
		315
277	Lock names should begin with a unique identifier (for example, cf::map::find	316	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	317	uses map_find and cf::map::load uses map_load).
279		318
280	=item $locked = cf::lock_active $string	319	=item $locked = cf::lock_active $string
281		320
282	Return true if the lock is currently active, i.e. somebody has locked it.	321	Return true if the lock is currently active, i.e. somebody has locked it.
283		322
284	=cut	323	=cut
285		324
286	our %LOCK;	325	our %LOCK;
		326	our %LOCKER;#d#
287		327
288	sub lock_wait($) {	328	sub lock_wait($) {
289	my ($key) = @_;	329	my ($key) = @_;
		330
		331	if ($LOCKER{$key} == $Coro::current) {#d#
		332	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		333	return;#d#
		334	}#d#
290		335
291	# wait for lock, if any	336	# wait for lock, if any
292	while ($LOCK{$key}) {	337	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;	338	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	339	Coro::schedule;
…		…
300		345
301	# wait, to be sure we are not locked	346	# wait, to be sure we are not locked
302	lock_wait $key;	347	lock_wait $key;
303		348
304	$LOCK{$key} = [];	349	$LOCK{$key} = [];
		350	$LOCKER{$key} = $Coro::current;#d#
305		351
306	Coro::guard {	352	Coro::guard {
		353	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	354	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	355	$_->ready for @{ delete $LOCK{$key} };
309	}	356	}
310	}	357	}
311		358
…		…
314		361
315	! ! $LOCK{$key}	362	! ! $LOCK{$key}
316	}	363	}
317		364
318	sub freeze_mainloop {	365	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	366	tick_inhibit_inc;
320		367
321	my $guard = Coro::guard {	368	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	369	}
323	};	370
324	$TICK_WATCHER->stop;	371	=item cf::periodic $interval, $cb
325	$guard	372
		373	Like EV::periodic, but randomly selects a starting point so that the actions
		374	get spread over timer.
		375
		376	=cut
		377
		378	sub periodic($$) {
		379	my ($interval, $cb) = @_;
		380
		381	my $start = rand List::Util::min 180, $interval;
		382
		383	EV::periodic $start, $interval, 0, $cb
326	}	384	}
327		385
328	=item cf::get_slot $time[, $priority[, $name]]	386	=item cf::get_slot $time[, $priority[, $name]]
329		387
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	388	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	399	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	400	our $SLOT_QUEUE;
343		401
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	403	$SLOT_QUEUE = Coro::async {
		404	$Coro::current->desc ("timeslot manager");
		405
346	my $signal = new Coro::Signal;	406	my $signal = new Coro::Signal;
347		407
348	while () {	408	while () {
349	next_job:	409	next_job:
350	my $avail = cf::till_tick;	410	my $avail = cf::till_tick;
…		…
358	}	418	}
359	}	419	}
360	}	420	}
361		421
362	if (@SLOT_QUEUE) {	422	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	423	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	424	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	425	$signal->wait;
366	} else {	426	} else {
367	Coro::schedule;	427	Coro::schedule;
368	}	428	}
369	}	429	}
370	};	430	};
371		431
372	sub get_slot($;$$) {	432	sub get_slot($;$$) {
		433	return if tick_inhibit || $Coro::current == $Coro::main;
		434
373	my ($time, $pri, $name) = @_;	435	my ($time, $pri, $name) = @_;
374		436
375	$time = $TICK * .6 if $time > $TICK * .6;	437	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	438	my $sig = new Coro::Signal;
377		439
…		…
391		453
392	BEGIN { *async = \&Coro::async_pool }	454	BEGIN { *async = \&Coro::async_pool }
393		455
394	=item cf::sync_job { BLOCK }	456	=item cf::sync_job { BLOCK }
395		457
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	458	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	459	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	460	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	461	acceptable.
400		462
401	If it must be done, put the blocking parts into C<sync_job>. This will run	463	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	464	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		469
408	sub sync_job(&) {	470	sub sync_job(&) {
409	my ($job) = @_;	471	my ($job) = @_;
410		472
411	if ($Coro::current == $Coro::main) {	473	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	474	my $time = EV::time;
413		475
414	# this is the main coro, too bad, we have to block	476	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	477	# till the operation succeeds, freezing the server :/
416		478
417	# TODO: use suspend/resume instead	479	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	480
419	my $freeze_guard = freeze_mainloop;	481	my $freeze_guard = freeze_mainloop;
420		482
421	my $busy = 1;	483	my $busy = 1;
422	my @res;	484	my @res;
423		485
424	(async {	486	(async {
		487	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	488	@res = eval { $job->() };
426	warn $@ if $@;	489	warn $@ if $@;
427	undef $busy;	490	undef $busy;
428	})->prio (Coro::PRIO_MAX);	491	})->prio (Coro::PRIO_MAX);
429		492
430	while ($busy) {	493	while ($busy) {
431	Coro::cede or Event::one_event;	494	if (Coro::nready) {
		495	Coro::cede_notself;
		496	} else {
		497	EV::loop EV::LOOP_ONESHOT;
432	}	498	}
		499	}
433		500
434	$time = Event::time - $time;	501	my $time = EV::time - $time;
435		502
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	503	$TICK_START += $time; # do not account sync jobs to server load
440		504
441	wantarray ? @res : $res[0]	505	wantarray ? @res : $res[0]
442	} else {	506	} else {
443	# we are in another coroutine, how wonderful, everything just works	507	# we are in another coroutine, how wonderful, everything just works
444		508
…		…
469	=item fork_call { }, $args	533	=item fork_call { }, $args
470		534
471	Executes the given code block with the given arguments in a seperate	535	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	536	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	537	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	538	never block itself or use any form of event handling.
475		539
476	=cut	540	=cut
477		541
478	sub fork_call(&@) {	542	sub fork_call(&@) {
479	my ($cb, @args) = @_;	543	my ($cb, @args) = @_;
480		544
481	# we seemingly have to make a local copy of the whole thing,	545	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	546	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	547	# TODO: investigate and fix (likely this will be rather laborious)
484		548
485	my @res = Coro::Util::fork_eval {	549	my @res = Coro::Util::fork_eval {
486	reset_signals;	550	reset_signals;
487	&$cb	551	&$cb
488	}, @args;	552	}, @args;
489		553
490	wantarray ? @res : $res[-1]	554	wantarray ? @res : $res[-1]
491	}	555	}
492		556
		557	=item $coin = coin_from_name $name
		558
		559	=cut
		560
		561	our %coin_alias = (
		562	"silver" => "silvercoin",
		563	"silvercoin" => "silvercoin",
		564	"silvercoins" => "silvercoin",
		565	"gold" => "goldcoin",
		566	"goldcoin" => "goldcoin",
		567	"goldcoins" => "goldcoin",
		568	"platinum" => "platinacoin",
		569	"platinumcoin" => "platinacoin",
		570	"platinumcoins" => "platinacoin",
		571	"platina" => "platinacoin",
		572	"platinacoin" => "platinacoin",
		573	"platinacoins" => "platinacoin",
		574	"royalty" => "royalty",
		575	"royalties" => "royalty",
		576	);
		577
		578	sub coin_from_name($) {
		579	$coin_alias{$_[0]}
		580	? cf::arch::find $coin_alias{$_[0]}
		581	: undef
		582	}
		583
493	=item $value = cf::db_get $family => $key	584	=item $value = cf::db_get $family => $key
494		585
495	Returns a single value from the environment database.	586	Returns a single value from the environment database.
496		587
497	=item cf::db_put $family => $key => $value	588	=item cf::db_put $family => $key => $value
498		589
499	Stores the given C<$value> in the family. It can currently store binary	590	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).	591	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		592
		593	=item $db = cf::db_table "name"
		594
		595	Create and/or open a new database table. The string must not be "db" and must be unique
		596	within each server.
		597
502	=cut	598	=cut
		599
		600	sub db_table($) {
		601	my ($name) = @_;
		602	my $db = BDB::db_create $DB_ENV;
		603
		604	eval {
		605	$db->set_flags (BDB::CHKSUM);
		606
		607	utf8::encode $name;
		608	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		609	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		610	cf::cleanup "db_open(db): $!" if $!;
		611	};
		612	cf::cleanup "db_open(db): $@" if $@;
		613
		614	$db
		615	}
503		616
504	our $DB;	617	our $DB;
505		618
506	sub db_init {	619	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	620	cf::sync_job {
511	eval {	621	$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	}	622	};
521	}	623	}
522		624
523	sub db_get($$) {	625	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	626	my $key = "$_[0]/$_[1]";
525		627
…		…
575	if (1) {	677	if (1) {
576	$md5 =	678	$md5 =
577	join "\x00",	679	join "\x00",
578	$processversion,	680	$processversion,
579	map {	681	map {
580	Coro::cede;	682	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	683	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	684	} 0.. $#$src;
583		685
584		686
585	my $dbmd5 = db_get cache => "$id/md5";	687	my $dbmd5 = db_get cache => "$id/md5";
…		…
629	attach callbacks/event handlers (a collection of which is called an "attachment")	731	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	732	to it. All such attachable objects support the following methods.
631		733
632	In the following description, CLASS can be any of C<global>, C<object>	734	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	735	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	736	Deliantra).
635		737
636	=over 4	738	=over 4
637		739
638	=item $attachable->attach ($attachment, key => $value...)	740	=item $attachable->attach ($attachment, key => $value...)
639		741
…		…
921	}	1023	}
922		1024
923	0	1025	0
924	}	1026	}
925		1027
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1028	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1029
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1031
930	Generate an object-specific event with the given arguments.	1032	Generate an object-specific event with the given arguments.
931		1033
…		…
937		1039
938	=cut	1040	=cut
939		1041
940	#############################################################################	1042	#############################################################################
941	# object support	1043	# object support
942	#
943		1044
		1045	sub _object_equal($$);
		1046	sub _object_equal($$) {
		1047	my ($a, $b) = @_;
		1048
		1049	return 0 unless (ref $a) eq (ref $b);
		1050
		1051	if ("HASH" eq ref $a) {
		1052	my @ka = keys %$a;
		1053	my @kb = keys %$b;
		1054
		1055	return 0 if @ka != @kb;
		1056
		1057	for (0 .. $#ka) {
		1058	return 0 unless $ka[$_] eq $kb[$_];
		1059	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1060	}
		1061
		1062	} elsif ("ARRAY" eq ref $a) {
		1063
		1064	return 0 if @$a != @$b;
		1065
		1066	for (0 .. $#$a) {
		1067	return 0 unless _object_equal $a->[$_], $b->[$_];
		1068	}
		1069
		1070	} elsif ($a ne $b) {
		1071	return 0;
		1072	}
		1073
		1074	1
		1075	}
		1076
		1077	our $SLOW_MERGES;#d#
944	sub _can_merge {	1078	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1079	my ($ob1, $ob2) = @_;
946		1080
947	local $Storable::canonical = 1;	1081	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1082
951	$fob1 eq $fob2	1083	# we do the slow way here
		1084	return _object_equal $ob1, $ob2
952	}	1085	}
953		1086
954	sub reattach {	1087	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1088	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1089	my ($obj) = @_;
…		…
978	cf::attachable->attach (	1111	cf::attachable->attach (
979	prio => -1000000,	1112	prio => -1000000,
980	on_instantiate => sub {	1113	on_instantiate => sub {
981	my ($obj, $data) = @_;	1114	my ($obj, $data) = @_;
982		1115
983	$data = from_json $data;	1116	$data = decode_json $data;
984		1117
985	for (@$data) {	1118	for (@$data) {
986	my ($name, $args) = @$_;	1119	my ($name, $args) = @$_;
987		1120
988	$obj->attach ($name, %{$args || {} });	1121	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1137	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1138	my ($filename, $rdata, $objs) = @_;
1006		1139
1007	sync_job {	1140	sync_job {
1008	if (length $$rdata) {	1141	if (length $$rdata) {
		1142	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1143	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1144	$decname, length $$rdata, scalar @$objs;
1011		1145
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1147	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1149	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1150	aio_close $fh;
1017		1151
1018	if (@$objs) {	1152	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1156	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1157	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1158	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1159	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1160	}
1027	} else {	1161	} else {
1028	aio_unlink "$filename.pst";	1162	aio_unlink "$filename.pst";
1029	}	1163	}
…		…
1034	}	1168	}
1035	} else {	1169	} else {
1036	aio_unlink $filename;	1170	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1038	}	1172	}
1039	}	1173	};
1040	}	1174	}
1041		1175
1042	sub object_freezer_as_string {	1176	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1177	my ($rdata, $objs) = @_;
1044		1178
…		…
1056	or return;	1190	or return;
1057		1191
1058	unless (aio_stat "$filename.pst") {	1192	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1193	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1194	or return;
		1195
1061	$av = eval { (Storable::thaw $av)->{objs} };	1196	my $st = eval { Coro::Storable::thaw $av };
		1197	$av = $st->{objs};
1062	}	1198	}
1063		1199
		1200	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1201	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1202	$decname, length $data, scalar @{$av || []};
		1203
1066	return ($data, $av);	1204	($data, $av)
1067	}	1205	}
1068		1206
1069	=head2 COMMAND CALLBACKS	1207	=head2 COMMAND CALLBACKS
1070		1208
1071	=over 4	1209	=over 4
…		…
1149	my ($type, $reply, @payload) =	1287	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1288	"ARRAY" eq ref $msg
1151	? @$msg	1289	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1290	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1291
		1292	my @reply;
		1293
1154	if (my $cb = $EXTCMD{$type}) {	1294	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1295	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1296	}
		1297
		1298	$pl->ext_reply ($reply, @reply)
		1299	if $reply;
		1300
1160	} else {	1301	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1302	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1303	}
1163		1304
1164	cf::override;	1305	cf::override;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1358	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1359	: "$v->{base}: extension inactive.\n";
1219		1360
1220	if (exists $v->{meta}{mandatory}) {	1361	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1362	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1363	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1364	}
1225		1365
1226	warn $msg;	1366	warn $msg;
1227	}	1367	}
1228		1368
…		…
1253	use Coro::AIO;	1393	use Coro::AIO;
1254		1394
1255	=head3 cf::player	1395	=head3 cf::player
1256		1396
1257	=over 4	1397	=over 4
		1398
		1399	=item cf::player::num_playing
		1400
		1401	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1402
		1403	=cut
		1404
		1405	sub num_playing {
		1406	scalar grep
		1407	$_->ob->map
		1408	&& !$_->hidden
		1409	&& !$_->ob->flag (cf::FLAG_WIZ),
		1410	cf::player::list
		1411	}
1258		1412
1259	=item cf::player::find $login	1413	=item cf::player::find $login
1260		1414
1261	Returns the given player object, loading it if necessary (might block).	1415	Returns the given player object, loading it if necessary (might block).
1262		1416
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1452	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1453	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1454	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1455	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1456
1303	my $pl = load_pl path $login	1457	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1458	or return;
		1459
		1460	my $pl = cf::player::load_pl $f
		1461	or return;
		1462
		1463	local $cf::PLAYER_LOADING{$login} = $pl;
		1464	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1465	$cf::PLAYER{$login} = $pl
1306	}	1466	}
1307	}	1467	}
1308	}	1468	}
1309		1469
…		…
1318	return if $pl->{deny_save};	1478	return if $pl->{deny_save};
1319		1479
1320	aio_mkdir playerdir $pl, 0770;	1480	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1481	$pl->{last_save} = $cf::RUNTIME;
1322		1482
		1483	cf::get_slot 0.01;
		1484
1323	$pl->save_pl ($path);	1485	$pl->save_pl ($path);
1324	Coro::cede;	1486	cf::cede_to_tick;
1325	}	1487	}
1326		1488
1327	sub new($) {	1489	sub new($) {
1328	my ($login) = @_;	1490	my ($login) = @_;
1329		1491
…		…
1362	$pl->{deny_save} = 1;	1524	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1525	$pl->password ("*"); # this should lock out the player until we nuked the dir
1364		1526
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1528	$pl->deactivate;
		1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1530	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1532	$pl->ns->destroy if $pl->ns;
1369		1533
1370	my $path = playerdir $pl;	1534	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1535	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1571	or return [];
1408		1572
1409	my @logins;	1573	my @logins;
1410		1574
1411	for my $login (@$dirs) {	1575	for my $login (@$dirs) {
		1576	my $path = path $login;
		1577
		1578	# a .pst is a dead give-away for a valid player
		1579	# if no pst file found, open and chekc for blocked users
		1580	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1581	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1582	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1583	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1584	}
1415		1585
1416	utf8::decode $login;	1586	utf8::decode $login;
1417	push @logins, $login;	1587	push @logins, $login;
1418	}	1588	}
1419		1589
…		…
1452		1622
1453	Expand crossfire pod fragments into protocol xml.	1623	Expand crossfire pod fragments into protocol xml.
1454		1624
1455	=cut	1625	=cut
1456		1626
		1627	use re 'eval';
		1628
		1629	my $group;
		1630	my $interior; $interior = qr{
		1631	# match a pod interior sequence sans C<< >>
		1632	(?:
		1633	\ (.*?)\ (?{ $group = $^N })
		1634	| < (??{$interior}) >
		1635	)
		1636	}x;
		1637
1457	sub expand_cfpod {	1638	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;	1639	my ($self, $pod) = @_;
1459		1640
1460	# escape & and <	1641	my $xml;
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463		1642
1464	# this is buggy, it needs to properly take care of nested <'s	1643	while () {
		1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1645	$group = $1;
1465		1646
1466	1 while	1647	$group =~ s/&/&amp;/g;
1467	# replace B<>, I<>, U<> etc.	1648	$group =~ s/</&lt;/g;
1468	s/B<([^\>]*)>/<b>$1<\/b>/	1649
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/	1650	$xml .= $group;
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/	1651	} elsif ($pod =~ m%\G
1471	# replace G<male|female> tags	1652	([BCGHITU])
1472	|| s{G<([^>|]*)\|([^>]*)>}{	1653	<
1473	$self->gender ? $2 : $1	1654	(?:
1474	}ge	1655	([^<>]*) (?{ $group = $^N })
1475	# replace H<hint text>	1656	| < $interior >
1476	|| s{H<([^\>]*)>}	1657	)
		1658	>
		1659	%gcsx
1477	{	1660	) {
		1661	my ($code, $data) = ($1, $group);
		1662
		1663	if ($code eq "B") {
		1664	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1665	} elsif ($code eq "I") {
		1666	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1667	} elsif ($code eq "U") {
		1668	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1669	} elsif ($code eq "C") {
		1670	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1671	} elsif ($code eq "T") {
		1672	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1673	} elsif ($code eq "G") {
		1674	my ($male, $female) = split /\|/, $data;
		1675	$data = $self->gender ? $female : $male;
		1676	$xml .= expand_cfpod ($self, $data);
		1677	} elsif ($code eq "H") {
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")	1680	"")
1481	[$self->{hintmode}]	1681	[$self->{hintmode}];
		1682	} else {
		1683	$xml .= "error processing '$code($data)' directive";
1482	}ge;	1684	}
		1685	} else {
		1686	if ($pod =~ /\G(.+)/) {
		1687	warn "parse error while expanding $pod (at $1)";
		1688	}
		1689	last;
		1690	}
		1691	}
1483		1692
		1693	for ($xml) {
1484	# create single paragraphs (very hackish)	1694	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;	1695	s/(?<=\S)\n(?=\w)/ /g;
1486		1696
1487	# compress some whitespace	1697	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends	1698	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines	1699	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines	1700	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines	1701	s/\n+$//; # ending lines
		1702	}
1492		1703
1493	$_	1704	$xml
1494	}	1705	}
		1706
		1707	no re 'eval';
1495		1708
1496	sub hintmode {	1709	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;	1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}	1711	$_[0]{hintmode}
1499	}	1712	}
…		…
1505	=cut	1718	=cut
1506		1719
1507	sub ext_reply($$@) {	1720	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1721	my ($self, $id, @msg) = @_;
1509		1722
1510	if ($self->ns->extcmd == 2) {	1723	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1724	}
1518		1725
1519	=item $player->ext_msg ($type, @msg)	1726	=item $player->ext_msg ($type, @msg)
1520		1727
1521	Sends an ext event to the client.	1728	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1784	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1785	our $DEFAULT_RESET = 3000;
1579		1786
1580	sub generate_random_map {	1787	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1788	my ($self, $rmp) = @_;
		1789
		1790	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1791
1582	# mit "rum" bekleckern, nicht	1792	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1793	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1918
1709	# the temporary/swap location	1919	# the temporary/swap location
1710	sub save_path {	1920	sub save_path {
1711	my ($self) = @_;	1921	my ($self) = @_;
1712		1922
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1923	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1924	"$TMPDIR/$path.map"
1715	}	1925	}
1716		1926
1717	# the unique path, undef == no special unique path	1927	# the unique path, undef == no special unique path
1718	sub uniq_path {	1928	sub uniq_path {
1719	my ($self) = @_;	1929	my ($self) = @_;
1720		1930
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1932	"$UNIQUEDIR/$path"
1723	}	1933	}
1724		1934
1725	# and all this just because we cannot iterate over	1935	# and all this just because we cannot iterate over
1726	# all maps in C++...	1936	# all maps in C++...
…		…
1749		1959
1750	sub load_header_from($) {	1960	sub load_header_from($) {
1751	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1752		1962
1753	utf8::encode $path;	1963	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1759		1972
1760	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1761		1974
1762	1	1975	1
1763	}	1976	}
…		…
1817	sub find {	2030	sub find {
1818	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1819		2032
1820	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1821		2034
		2035	cf::lock_wait "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2036	cf::lock_wait "map_find:$path";
1823		2037
1824	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
		2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1825	my $guard = cf::lock_acquire "map_find:$path";	2040	my $guard2 = cf::lock_acquire "map_find:$path";
		2041
1826	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1827	or return;	2043	or return;
1828		2044
1829	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
1830		2046
…		…
1832	or return;	2048	or return;
1833		2049
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
		2054	undef $guard1;
1837	$map->reset;	2055	$map->reset;
1838	undef $guard;
1839	return find $path;	2056	return find $path;
1840	}	2057	}
1841		2058
1842	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
1843	}	2060	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
1853		2070
1854	my $path = $self->{path};	2071	my $path = $self->{path};
1855		2072
1856	{	2073	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2074	my $guard = cf::lock_acquire "map_data:$path";
1858		2075
		2076	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2077	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2078
1861	$self->in_memory (cf::MAP_LOADING);	2079	$self->in_memory (cf::MAP_LOADING);
1862		2080
1863	$self->alloc;	2081	$self->alloc;
1864		2082
1865	$self->pre_load;	2083	$self->pre_load;
1866	Coro::cede;	2084	cf::cede_to_tick;
1867		2085
		2086	my $f = new_from_file cf::object::thawer $self->{load_path};
		2087	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2088	$self->_load_objects ($f)
1869	or return;	2089	or return;
1870		2090
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1872	if delete $self->{load_original};	2092	if delete $self->{load_original};
1873		2093
1874	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2095	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2096	unless (aio_stat $uniq) {
		2097	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2098	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2099	$self->_load_objects ($f);
		2100	$f->resolve_delayed_derefs;
		2101	}
1879	}	2102	}
1880	}	2103	}
1881		2104
1882	Coro::cede;	2105	$f->resolve_delayed_derefs;
		2106
		2107	cf::cede_to_tick;
1883	# now do the right thing for maps	2108	# now do the right thing for maps
1884	$self->link_multipart_objects;	2109	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2110	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2111	unless $self->difficulty;
1887	Coro::cede;	2112	cf::cede_to_tick;
1888		2113
1889	unless ($self->{deny_activate}) {	2114	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2115	$self->decay_objects;
1891	$self->fix_auto_apply;	2116	$self->fix_auto_apply;
1892	$self->update_buttons;	2117	$self->update_buttons;
1893	Coro::cede;	2118	cf::cede_to_tick;
1894	$self->set_darkness_map;	2119	$self->set_darkness_map;
1895	Coro::cede;	2120	cf::cede_to_tick;
1896	$self->activate;	2121	$self->activate;
1897	}	2122	}
1898		2123
1899	$self->{last_save} = $cf::RUNTIME;	2124	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2125	$self->last_access ($cf::RUNTIME);
1901		2126
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2127	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2128	}
1904		2129
1905	$self->post_load;	2130	$self->post_load;
1906	}	2131	}
1907		2132
…		…
1916		2141
1917	$self	2142	$self
1918	}	2143	}
1919		2144
1920	# find and load all maps in the 3x3 area around a map	2145	# find and load all maps in the 3x3 area around a map
1921	sub load_diag {	2146	sub load_neighbours {
1922	my ($map) = @_;	2147	my ($map) = @_;
1923		2148
1924	my @diag; # diagonal neighbours	2149	my @neigh; # diagonal neighbours
1925		2150
1926	for (0 .. 3) {	2151	for (0 .. 3) {
1927	my $neigh = $map->tile_path ($_)	2152	my $neigh = $map->tile_path ($_)
1928	or next;	2153	or next;
1929	$neigh = find $neigh, $map	2154	$neigh = find $neigh, $map
1930	or next;	2155	or next;
1931	$neigh->load;	2156	$neigh->load;
1932		2157
		2158	push @neigh,
1933	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2159	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1934	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2160	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1935	}	2161	}
1936		2162
1937	for (@diag) {	2163	for (grep defined $_->[0], @neigh) {
		2164	my ($path, $origin) = @$_;
1938	my $neigh = find @$_	2165	my $neigh = find $path, $origin
1939	or next;	2166	or next;
1940	$neigh->load;	2167	$neigh->load;
1941	}	2168	}
1942	}	2169	}
1943		2170
…		…
1948	}	2175	}
1949		2176
1950	sub do_load_sync {	2177	sub do_load_sync {
1951	my ($map) = @_;	2178	my ($map) = @_;
1952		2179
		2180	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2181	if $Coro::current == $Coro::main;
		2182
1953	cf::sync_job { $map->load };	2183	cf::sync_job { $map->load };
1954	}	2184	}
1955		2185
1956	our %MAP_PREFETCH;	2186	our %MAP_PREFETCH;
1957	our $MAP_PREFETCHER = undef;	2187	our $MAP_PREFETCHER = undef;
1958		2188
1959	sub find_async {	2189	sub find_async {
1960	my ($path, $origin) = @_;	2190	my ($path, $origin, $load) = @_;
1961		2191
1962	$path = normalise $path, $origin && $origin->{path};	2192	$path = normalise $path, $origin && $origin->{path};
1963		2193
1964	if (my $map = $cf::MAP{$path}) {	2194	if (my $map = $cf::MAP{$path}) {
1965	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2195	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1966	}	2196	}
1967		2197
1968	undef $MAP_PREFETCH{$path};	2198	$MAP_PREFETCH{$path} |= $load;
		2199
1969	$MAP_PREFETCHER ||= cf::async {	2200	$MAP_PREFETCHER ||= cf::async {
		2201	$Coro::current->{desc} = "map prefetcher";
		2202
1970	while (%MAP_PREFETCH) {	2203	while (%MAP_PREFETCH) {
1971	for my $path (keys %MAP_PREFETCH) {	2204	while (my ($k, $v) = each %MAP_PREFETCH) {
1972	if (my $map = find $path) {	2205	if (my $map = find $k) {
1973	$map->load;	2206	$map->load if $v;
1974	}	2207	}
1975		2208
1976	delete $MAP_PREFETCH{$path};	2209	delete $MAP_PREFETCH{$k};
1977	}	2210	}
1978	}	2211	}
1979	undef $MAP_PREFETCHER;	2212	undef $MAP_PREFETCHER;
1980	};	2213	};
1981	$MAP_PREFETCHER->prio (6);	2214	$MAP_PREFETCHER->prio (6);
…		…
1984	}	2217	}
1985		2218
1986	sub save {	2219	sub save {
1987	my ($self) = @_;	2220	my ($self) = @_;
1988		2221
1989	my $lock = cf::lock_acquire "map_data:" . $self->path;	2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
1990		2223
1991	$self->{last_save} = $cf::RUNTIME;	2224	$self->{last_save} = $cf::RUNTIME;
1992		2225
1993	return unless $self->dirty;	2226	return unless $self->dirty;
1994		2227
…		…
2000	return if $self->{deny_save};	2233	return if $self->{deny_save};
2001		2234
2002	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
2003		2236
2004	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
2005	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
2006	};	2240	};
		2241
		2242	cf::get_slot 0.02;
2007		2243
2008	if ($uniq) {	2244	if ($uniq) {
2009	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2010	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2011	} else {	2247	} else {
…		…
2017	my ($self) = @_;	2253	my ($self) = @_;
2018		2254
2019	# save first because save cedes	2255	# save first because save cedes
2020	$self->save;	2256	$self->save;
2021		2257
2022	my $lock = cf::lock_acquire "map_data:" . $self->path;	2258	my $lock = cf::lock_acquire "map_data:$self->{path}";
2023		2259
2024	return if $self->players;	2260	return if $self->players;
2025	return if $self->in_memory != cf::MAP_IN_MEMORY;	2261	return if $self->in_memory != cf::MAP_ACTIVE;
2026	return if $self->{deny_save};	2262	return if $self->{deny_save};
2027		2263
		2264	$self->in_memory (cf::MAP_SWAPPED);
		2265
		2266	$self->deactivate;
		2267	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2268	$self->clear;
2029	$self->in_memory (cf::MAP_SWAPPED);
2030	}	2269	}
2031		2270
2032	sub reset_at {	2271	sub reset_at {
2033	my ($self) = @_;	2272	my ($self) = @_;
2034		2273
…		…
2066	if $uniq;	2305	if $uniq;
2067	}	2306	}
2068		2307
2069	delete $cf::MAP{$self->path};	2308	delete $cf::MAP{$self->path};
2070		2309
		2310	$self->deactivate;
		2311	$_->clear_links_to ($self) for values %cf::MAP;
2071	$self->clear;	2312	$self->clear;
2072
2073	$_->clear_links_to ($self) for values %cf::MAP;
2074		2313
2075	$self->unlink_save;	2314	$self->unlink_save;
2076	$self->destroy;	2315	$self->destroy;
2077	}	2316	}
2078		2317
2079	my $nuke_counter = "aaaa";	2318	my $nuke_counter = "aaaa";
2080		2319
2081	sub nuke {	2320	sub nuke {
2082	my ($self) = @_;	2321	my ($self) = @_;
2083		2322
		2323	{
		2324	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2325
2084	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2085		2327
2086	$self->unlink_save;	2328	$self->unlink_save;
2087		2329
2088	bless $self, "cf::map";	2330	bless $self, "cf::map";
2089	delete $self->{deny_reset};	2331	delete $self->{deny_reset};
2090	$self->{deny_save} = 1;	2332	$self->{deny_save} = 1;
2091	$self->reset_timeout (1);	2333	$self->reset_timeout (1);
2092	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2093		2335
2094	$cf::MAP{$self->path} = $self;	2336	$cf::MAP{$self->path} = $self;
		2337	}
2095		2338
2096	$self->reset; # polite request, might not happen	2339	$self->reset; # polite request, might not happen
2097	}	2340	}
2098		2341
2099	=item $maps = cf::map::tmp_maps	2342	=item $maps = cf::map::tmp_maps
…		…
2141		2384
2142	sub unique_maps() {	2385	sub unique_maps() {
2143	[	2386	[
2144	map {	2387	map {
2145	utf8::decode $_;	2388	utf8::decode $_;
2146	/\.map$/	2389	s/\.map$//; # TODO future compatibility hack
		2390	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2391	? ()
2147	? normalise $_	2392	: normalise $_
2148	: ()
2149	} @{ aio_readdir $UNIQUEDIR or [] }	2393	} @{ aio_readdir $UNIQUEDIR or [] }
2150	]	2394	]
2151	}	2395	}
2152		2396
2153	package cf;
2154
2155	=back	2397	=back
2156		2398
2157	=head3 cf::object	2399	=head3 cf::object
2158		2400
2159	=cut	2401	=cut
…		…
2162		2404
2163	=over 4	2405	=over 4
2164		2406
2165	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2166		2408
2167	Returns the inventory of the object _and_ their inventories, recursively.	2409	Returns the inventory of the object I<and> their inventories, recursively,
		2410	but I<not> the object itself.
2168		2411
2169	=cut	2412	=cut
2170		2413
2171	sub inv_recursive_;	2414	sub inv_recursive_;
2172	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2175		2418
2176	sub inv_recursive {	2419	sub inv_recursive {
2177	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2178	}	2421	}
2179		2422
		2423	=item $ref = $ob->ref
		2424
		2425	Creates and returns a persistent reference to an object that can be stored as a string.
		2426
		2427	=item $ob = cf::object::deref ($refstring)
		2428
		2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2430	even if the object actually exists. May block.
		2431
		2432	=cut
		2433
		2434	sub deref {
		2435	my ($ref) = @_;
		2436
		2437	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2438	my ($uuid, $name) = ($1, $2);
		2439	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2440	or return;
		2441	$pl->ob->uuid eq $uuid
		2442	or return;
		2443
		2444	$pl->ob
		2445	} else {
		2446	warn "$ref: cannot resolve object reference\n";
		2447	undef
		2448	}
		2449	}
		2450
2180	package cf;	2451	package cf;
2181		2452
2182	=back	2453	=back
2183		2454
2184	=head3 cf::object::player	2455	=head3 cf::object::player
…		…
2190	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2461	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2191	can be C<undef>. Does the right thing when the player is currently in a	2462	can be C<undef>. Does the right thing when the player is currently in a
2192	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2193		2464
2194	=cut	2465	=cut
		2466
		2467	our $SAY_CHANNEL = {
		2468	id => "say",
		2469	title => "Map",
		2470	reply => "say ",
		2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2472	};
		2473
		2474	our $CHAT_CHANNEL = {
		2475	id => "chat",
		2476	title => "Chat",
		2477	reply => "chat ",
		2478	tooltip => "Player chat and shouts, global to the server.",
		2479	};
2195		2480
2196	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2197	# with dialog boxes.	2482	# with dialog boxes.
2198	#TODO: the first argument must go, split into a $npc->reply_to ( method	2483	#TODO: the first argument must go, split into a $npc->reply_to ( method
2199	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
…		…
2211	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2212	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2213		2498
2214	} else {	2499	} else {
2215	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2216	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2217	}	2502	}
2218	}	2503	}
2219	}	2504	}
2220		2505
2221	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2312	# use -1 or undef as default coordinates, not 0, 0	2597	# use -1 or undef as default coordinates, not 0, 0
2313	($x, $y) = ($map->enter_x, $map->enter_y)	2598	($x, $y) = ($map->enter_x, $map->enter_y)
2314	if $x <=0 && $y <= 0;	2599	if $x <=0 && $y <= 0;
2315		2600
2316	$map->load;	2601	$map->load;
2317	$map->load_diag;	2602	$map->load_neighbours;
2318		2603
2319	return unless $self->contr->active;	2604	return unless $self->contr->active;
2320	$self->activate_recursive;	2605	$self->activate_recursive;
2321		2606
2322	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2329	her, loading and preparing them map, calling the provided $check callback	2614	her, loading and preparing them map, calling the provided $check callback
2330	that has to return the map if sucecssful, and then unfreezes the player on	2615	that has to return the map if sucecssful, and then unfreezes the player on
2331	the new (success) or old (failed) map position. In either case, $done will	2616	the new (success) or old (failed) map position. In either case, $done will
2332	be called at the end of this process.	2617	be called at the end of this process.
2333		2618
		2619	Note that $check will be called with a potentially non-loaded map, so if
		2620	it needs a loaded map it has to call C<< ->load >>.
		2621
2334	=cut	2622	=cut
2335		2623
2336	our $GOTOGEN;	2624	our $GOTOGEN;
2337		2625
2338	sub cf::object::player::goto {	2626	sub cf::object::player::goto {
…		…
2342	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2630	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2343		2631
2344	$self->enter_link;	2632	$self->enter_link;
2345		2633
2346	(async {	2634	(async {
		2635	$Coro::current->{desc} = "player::goto $path $x $y";
		2636
		2637	# *tag paths override both path and x|y
		2638	if ($path =~ /^\*(.*)$/) {
		2639	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2640	my $ob = $obs[rand @obs];
		2641
		2642	# see if we actually can go there
		2643	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2644	$ob = $obs[rand @obs];
		2645	} else {
		2646	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2647	}
		2648	# else put us there anyways for now #d#
		2649
		2650	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2651	} else {
		2652	($path, $x, $y) = (undef, undef, undef);
		2653	}
		2654	}
		2655
2347	my $map = eval {	2656	my $map = eval {
2348	my $map = cf::map::find $path;	2657	my $map = defined $path ? cf::map::find $path : undef;
2349		2658
2350	if ($map) {	2659	if ($map) {
2351	$map = $map->customise_for ($self);	2660	$map = $map->customise_for ($self);
2352	$map = $check->($map) if $check && $map;	2661	$map = $check->($map) if $check && $map;
2353	} else {	2662	} else {
2354	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2663	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2355	}	2664	}
2356		2665
2357	$map	2666	$map
2358	};	2667	};
2359		2668
…		…
2395	}	2704	}
2396		2705
2397	sub prepare_random_map {	2706	sub prepare_random_map {
2398	my ($exit) = @_;	2707	my ($exit) = @_;
2399		2708
2400	my $guard = cf::lock_acquire "exit_prepare:$exit";
2401
2402	# all this does is basically replace the /! path by	2709	# all this does is basically replace the /! path by
2403	# a new random map path (?random/...) with a seed	2710	# a new random map path (?random/...) with a seed
2404	# that depends on the exit object	2711	# that depends on the exit object
2405		2712
2406	my $rmp = parse_random_map_params $exit->msg;	2713	my $rmp = parse_random_map_params $exit->msg;
…		…
2408	if ($exit->map) {	2715	if ($exit->map) {
2409	$rmp->{region} = $exit->region->name;	2716	$rmp->{region} = $exit->region->name;
2410	$rmp->{origin_map} = $exit->map->path;	2717	$rmp->{origin_map} = $exit->map->path;
2411	$rmp->{origin_x} = $exit->x;	2718	$rmp->{origin_x} = $exit->x;
2412	$rmp->{origin_y} = $exit->y;	2719	$rmp->{origin_y} = $exit->y;
		2720
		2721	$exit->map->touch;
2413	}	2722	}
2414		2723
2415	$rmp->{random_seed} ||= $exit->random_seed;	2724	$rmp->{random_seed} ||= $exit->random_seed;
2416		2725
2417	my $data = cf::to_json $rmp;	2726	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2418	my $md5 = Digest::MD5::md5_hex $data;	2727	my $md5 = Digest::MD5::md5_hex $data;
2419	my $meta = "$RANDOMDIR/$md5.meta";	2728	my $meta = "$RANDOMDIR/$md5.meta";
2420		2729
2421	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2730	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2422	aio_write $fh, 0, (length $data), $data, 0;	2731	aio_write $fh, 0, (length $data), $data, 0;
2423	undef $fh;	2732	undef $fh;
2424	aio_rename "$meta~", $meta;	2733	aio_rename "$meta~", $meta;
2425		2734
		2735	my $slaying = "?random/$md5";
		2736
		2737	if ($exit->valid) {
2426	$exit->slaying ("?random/$md5");	2738	$exit->slaying ("?random/$md5");
2427	$exit->msg (undef);	2739	$exit->msg (undef);
		2740	}
2428	}	2741	}
2429	}	2742	}
2430		2743
2431	sub cf::object::player::enter_exit {	2744	sub cf::object::player::enter_exit {
2432	my ($self, $exit) = @_;	2745	my ($self, $exit) = @_;
2433		2746
2434	return unless $self->type == cf::PLAYER;	2747	return unless $self->type == cf::PLAYER;
2435		2748
2436	if ($exit->slaying eq "/!") {
2437	#TODO: this should de-fi-ni-te-ly not be a sync-job
2438	# the problem is that $exit might not survive long enough
2439	# so it needs to be done right now, right here
2440	cf::sync_job { prepare_random_map $exit };
2441	}
2442
2443	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2444	my $hp = $exit->stats->hp;
2445	my $sp = $exit->stats->sp;
2446
2447	$self->enter_link;	2749	$self->enter_link;
2448		2750
2449	# if exit is damned, update players death & WoR home-position
2450	$self->contr->savebed ($slaying, $hp, $sp)
2451	if $exit->flag (FLAG_DAMNED);
2452
2453	(async {	2751	(async {
2454	$self->deactivate_recursive; # just to be sure	2752	$Coro::current->{desc} = "enter_exit";
		2753
2455	unless (eval {	2754	unless (eval {
		2755	$self->deactivate_recursive; # just to be sure
		2756
		2757	# random map handling
		2758	{
		2759	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2760
		2761	prepare_random_map $exit
		2762	if $exit->slaying eq "/!";
		2763	}
		2764
		2765	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2766	my $x = $exit->stats->hp;
		2767	my $y = $exit->stats->sp;
		2768
2456	$self->goto ($slaying, $hp, $sp);	2769	$self->goto ($map, $x, $y);
2457		2770
		2771	# if exit is damned, update players death & WoR home-position
		2772	$self->contr->savebed ($map, $x, $y)
		2773	if $exit->flag (cf::FLAG_DAMNED);
		2774
2458	1;	2775	1
2459	}) {	2776	}) {
2460	$self->message ("Something went wrong deep within the crossfire server. "	2777	$self->message ("Something went wrong deep within the crossfire server. "
2461	. "I'll try to bring you back to the map you were before. "	2778	. "I'll try to bring you back to the map you were before. "
2462	. "Please report this to the dungeon master!",	2779	. "Please report this to the dungeon master!",
2463	cf::NDI_UNIQUE | cf::NDI_RED);	2780	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2493	the message, with C<log> being the default. If C<$color> is negative, suppress	2810	the message, with C<log> being the default. If C<$color> is negative, suppress
2494	the message unless the client supports the msg packet.	2811	the message unless the client supports the msg packet.
2495		2812
2496	=cut	2813	=cut
2497		2814
		2815	# non-persistent channels (usually the info channel)
		2816	our %CHANNEL = (
		2817	"c/identify" => {
		2818	id => "infobox",
		2819	title => "Identify",
		2820	reply => undef,
		2821	tooltip => "Items recently identified",
		2822	},
		2823	"c/examine" => {
		2824	id => "infobox",
		2825	title => "Examine",
		2826	reply => undef,
		2827	tooltip => "Signs and other items you examined",
		2828	},
		2829	"c/book" => {
		2830	id => "infobox",
		2831	title => "Book",
		2832	reply => undef,
		2833	tooltip => "The contents of a note or book",
		2834	},
		2835	"c/lookat" => {
		2836	id => "infobox",
		2837	title => "Look",
		2838	reply => undef,
		2839	tooltip => "What you saw there",
		2840	},
		2841	"c/who" => {
		2842	id => "infobox",
		2843	title => "Players",
		2844	reply => undef,
		2845	tooltip => "Shows players who are currently online",
		2846	},
		2847	"c/body" => {
		2848	id => "infobox",
		2849	title => "Body Parts",
		2850	reply => undef,
		2851	tooltip => "Shows which body parts you posess and are available",
		2852	},
		2853	"c/uptime" => {
		2854	id => "infobox",
		2855	title => "Uptime",
		2856	reply => undef,
		2857	tooltip => "How long the server has been running since last restart",
		2858	},
		2859	"c/mapinfo" => {
		2860	id => "infobox",
		2861	title => "Map Info",
		2862	reply => undef,
		2863	tooltip => "Information related to the maps",
		2864	},
		2865	"c/party" => {
		2866	id => "party",
		2867	title => "Party",
		2868	reply => "gsay ",
		2869	tooltip => "Messages and chat related to your party",
		2870	},
		2871	);
		2872
2498	sub cf::client::send_msg {	2873	sub cf::client::send_msg {
2499	my ($self, $channel, $msg, $color, @extra) = @_;	2874	my ($self, $channel, $msg, $color, @extra) = @_;
2500		2875
2501	$msg = $self->pl->expand_cfpod ($msg);	2876	$msg = $self->pl->expand_cfpod ($msg);
2502		2877
2503	$color &= cf::NDI_CLIENT_MASK; # just in case...	2878	$color &= cf::NDI_CLIENT_MASK; # just in case...
2504		2879
		2880	# check predefined channels, for the benefit of C
		2881	if ($CHANNEL{$channel}) {
		2882	$channel = $CHANNEL{$channel};
		2883
		2884	$self->ext_msg (channel_info => $channel)
		2885	if $self->can_msg;
		2886
		2887	$channel = $channel->{id};
		2888
2505	if (ref $channel) {	2889	} elsif (ref $channel) {
2506	# send meta info to client, if not yet sent	2890	# send meta info to client, if not yet sent
2507	unless (exists $self->{channel}{$channel->{id}}) {	2891	unless (exists $self->{channel}{$channel->{id}}) {
2508	$self->{channel}{$channel->{id}} = $channel;	2892	$self->{channel}{$channel->{id}} = $channel;
2509	$self->ext_msg (channel_info => $channel);	2893	$self->ext_msg (channel_info => $channel)
		2894	if $self->can_msg;
2510	}	2895	}
2511		2896
2512	$channel = $channel->{id};	2897	$channel = $channel->{id};
2513	}	2898	}
2514		2899
…		…
2555	=cut	2940	=cut
2556		2941
2557	sub cf::client::ext_msg($$@) {	2942	sub cf::client::ext_msg($$@) {
2558	my ($self, $type, @msg) = @_;	2943	my ($self, $type, @msg) = @_;
2559		2944
2560	my $extcmd = $self->extcmd;
2561
2562	if ($extcmd == 2) {	2945	if ($self->extcmd == 2) {
2563	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2946	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2564	} elsif ($extcmd == 1) { # TODO: remove	2947	} elsif ($self->extcmd == 1) { # TODO: remove
2565	push @msg, msgtype => "event_$type";	2948	push @msg, msgtype => "event_$type";
		2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2950	}
		2951	}
		2952
		2953	=item $client->ext_reply ($msgid, @msg)
		2954
		2955	Sends an ext reply to the client.
		2956
		2957	=cut
		2958
		2959	sub cf::client::ext_reply($$@) {
		2960	my ($self, $id, @msg) = @_;
		2961
		2962	if ($self->extcmd == 2) {
		2963	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2964	} elsif ($self->extcmd == 1) {
		2965	#TODO: version 1, remove
		2966	unshift @msg, msgtype => "reply", msgid => $id;
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2967	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2567	}	2968	}
2568	}	2969	}
2569		2970
2570	=item $success = $client->query ($flags, "text", \&cb)	2971	=item $success = $client->query ($flags, "text", \&cb)
…		…
2632	my ($type, $reply, @payload) =	3033	my ($type, $reply, @payload) =
2633	"ARRAY" eq ref $msg	3034	"ARRAY" eq ref $msg
2634	? @$msg	3035	? @$msg
2635	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3036	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2636		3037
		3038	my @reply;
		3039
2637	if (my $cb = $EXTICMD{$type}) {	3040	if (my $cb = $EXTICMD{$type}) {
2638	my @reply = $cb->($ns, @payload);	3041	@reply = $cb->($ns, @payload);
2639
2640	$ns->ext_reply ($reply, @reply)
2641	if $reply;
2642	}	3042	}
		3043
		3044	$ns->ext_reply ($reply, @reply)
		3045	if $reply;
		3046
2643	} else {	3047	} else {
2644	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3048	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2645	}	3049	}
2646		3050
2647	cf::override;	3051	cf::override;
…		…
2707	=pod	3111	=pod
2708		3112
2709	The following functions and methods are available within a safe environment:	3113	The following functions and methods are available within a safe environment:
2710		3114
2711	cf::object	3115	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3116	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove name archname title slaying race	3117	insert remove name archname title slaying race decrease split
2714		3118
2715	cf::object::player	3119	cf::object::player
2716	player	3120	player
2717		3121
2718	cf::player	3122	cf::player
…		…
2723		3127
2724	=cut	3128	=cut
2725		3129
2726	for (	3130	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3131	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove inv name archname title slaying race)],	3132	insert remove inv nrof name archname title slaying race
		3133	decrease split destroy)],
2729	["cf::object::player" => qw(player)],	3134	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3135	["cf::player" => qw(peaceful)],
2731	["cf::map" => qw(trigger)],	3136	["cf::map" => qw(trigger)],
2732	) {	3137	) {
2733	no strict 'refs';	3138	no strict 'refs';
…		…
2809	# the server's init and main functions	3214	# the server's init and main functions
2810		3215
2811	sub load_facedata($) {	3216	sub load_facedata($) {
2812	my ($path) = @_;	3217	my ($path) = @_;
2813		3218
		3219	# HACK to clear player env face cache, we need some signal framework
		3220	# for this (global event?)
		3221	%ext::player_env::MUSIC_FACE_CACHE = ();
		3222
		3223	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3224
2814	warn "loading facedata from $path\n";	3225	warn "loading facedata from $path\n";
2815		3226
2816	my $facedata;	3227	my $facedata;
2817	0 < aio_load $path, $facedata	3228	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3229	or die "$path: $!";
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3231	$facedata = Coro::Storable::thaw $facedata;
2821		3232
2822	$facedata->{version} == 2	3233	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3234	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3235
		3236	# patch in the exptable
		3237	$facedata->{resource}{"res/exp_table"} = {
		3238	type => FT_RSRC,
		3239	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3240	};
		3241	cf::cede_to_tick;
		3242
2825	{	3243	{
2826	my $faces = $facedata->{faceinfo};	3244	my $faces = $facedata->{faceinfo};
2827		3245
2828	while (my ($face, $info) = each %$faces) {	3246	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3247	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3248
2830	cf::face::set_visibility $idx, $info->{visibility};	3249	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3250	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3251	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3252	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834		3253
2835	cf::cede_to_tick;	3254	cf::cede_to_tick;
2836	}	3255	}
2837		3256
2838	while (my ($face, $info) = each %$faces) {	3257	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3258	next unless $info->{smooth};
		3259
2840	my $idx = cf::face::find $face	3260	my $idx = cf::face::find $face
2841	or next;	3261	or next;
		3262
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3263	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3264	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3265	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3266	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3267	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2863		3284
2864	{	3285	{
2865	# TODO: for gcfclient pleasure, we should give resources	3286	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.	3287	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3288	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3289
2872	while (my ($name, $info) = each %$res) {	3290	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3291	if (defined $info->{type}) {
2874	name => $name,
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3292	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3293	my $data;
2879		3294
2880	if ($info->{type} & 1) {	3295	if ($info->{type} & 1) {
2881	# prepend meta info	3296	# prepend meta info
2882		3297
		3298	my $meta = $enc->encode ({
		3299	name => $name,
		3300	%{ $info->{meta} || {} },
		3301	});
		3302
2883	my $data = pack "(w/a*)*", $meta, $info->{data};	3303	$data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3304	} else {
		3305	$data = $info->{data};
		3306	}
2885		3307
2886	cf::face::set_data $idx, 0, $data, $chk;	3308	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3309	cf::face::set_type $idx, $info->{type};
2887	} else {	3310	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3311	$RESOURCE{$name} = $info;
2889	}	3312	}
2890		3313
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3314	cf::cede_to_tick;
2894	}	3315	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	cf::sound::set $sound->[0] => $face;
2905	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2906	}
2907
2908	while (my ($k, $v) = each %{$soundconf->{event}}) {
2909	my $face = cf::face::find "sound/$v";
2910	cf::sound::set $k => $face;
2911	}
2912	}
2913	}	3316	}
		3317
		3318	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2914		3319
2915	1	3320	1
2916	}	3321	}
		3322
		3323	cf::global->attach (on_resource_update => sub {
		3324	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3325	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3326
		3327	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3328	my $sound = $soundconf->{compat}[$_]
		3329	or next;
		3330
		3331	my $face = cf::face::find "sound/$sound->[1]";
		3332	cf::sound::set $sound->[0] => $face;
		3333	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3334	}
		3335
		3336	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3337	my $face = cf::face::find "sound/$v";
		3338	cf::sound::set $k => $face;
		3339	}
		3340	}
		3341	});
2917		3342
2918	register_exticmd fx_want => sub {	3343	register_exticmd fx_want => sub {
2919	my ($ns, $want) = @_;	3344	my ($ns, $want) = @_;
2920		3345
2921	while (my ($k, $v) = each %$want) {	3346	while (my ($k, $v) = each %$want) {
2922	$ns->fx_want ($k, $v);	3347	$ns->fx_want ($k, $v);
2923	}	3348	}
2924	};	3349	};
2925		3350
		3351	sub load_resource_file($) {
		3352	my $guard = lock_acquire "load_resource_file";
		3353
		3354	my $status = load_resource_file_ $_[0];
		3355	get_slot 0.1, 100;
		3356	cf::arch::commit_load;
		3357
		3358	$status
		3359	}
		3360
2926	sub reload_regions {	3361	sub reload_regions {
		3362	# HACK to clear player env face cache, we need some signal framework
		3363	# for this (global event?)
		3364	%ext::player_env::MUSIC_FACE_CACHE = ();
		3365
2927	load_resource_file "$MAPDIR/regions"	3366	load_resource_file "$MAPDIR/regions"
2928	or die "unable to load regions file\n";	3367	or die "unable to load regions file\n";
2929		3368
2930	for (cf::region::list) {	3369	for (cf::region::list) {
2931	$_->{match} = qr/$_->{match}/	3370	$_->{match} = qr/$_->{match}/
…		…
2939	}	3378	}
2940		3379
2941	sub reload_archetypes {	3380	sub reload_archetypes {
2942	load_resource_file "$DATADIR/archetypes"	3381	load_resource_file "$DATADIR/archetypes"
2943	or die "unable to load archetypes\n";	3382	or die "unable to load archetypes\n";
2944	#d# NEED to laod twice to resolve forward references
2945	# this really needs to be done in an extra post-pass
2946	# (which needs to be synchronous, so solve it differently)
2947	load_resource_file "$DATADIR/archetypes"
2948	or die "unable to load archetypes\n";
2949	}	3383	}
2950		3384
2951	sub reload_treasures {	3385	sub reload_treasures {
2952	load_resource_file "$DATADIR/treasures"	3386	load_resource_file "$DATADIR/treasures"
2953	or die "unable to load treasurelists\n";	3387	or die "unable to load treasurelists\n";
2954	}	3388	}
2955		3389
2956	sub reload_resources {	3390	sub reload_resources {
2957	warn "reloading resource files...\n";	3391	warn "reloading resource files...\n";
2958		3392
		3393	reload_facedata;
		3394	reload_archetypes;
2959	reload_regions;	3395	reload_regions;
2960	reload_facedata;
2961	#reload_archetypes;#d#
2962	reload_archetypes;
2963	reload_treasures;	3396	reload_treasures;
2964		3397
2965	warn "finished reloading resource files\n";	3398	warn "finished reloading resource files\n";
2966	}	3399	}
2967		3400
2968	sub init {	3401	sub init {
		3402	my $guard = freeze_mainloop;
		3403
		3404	evthread_start IO::AIO::poll_fileno;
		3405
2969	reload_resources;	3406	reload_resources;
2970	}	3407	}
2971		3408
2972	sub cfg_load {	3409	sub reload_config {
2973	open my $fh, "<:utf8", "$CONFDIR/config"	3410	open my $fh, "<:utf8", "$CONFDIR/config"
2974	or return;	3411	or return;
2975		3412
2976	local $/;	3413	local $/;
2977	*CFG = YAML::Syck::Load <$fh>;	3414	*CFG = YAML::Load <$fh>;
2978		3415
2979	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3416	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2980		3417
2981	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3418	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2982	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3419	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2993	sub main {	3430	sub main {
2994	# we must not ever block the main coroutine	3431	# we must not ever block the main coroutine
2995	local $Coro::idle = sub {	3432	local $Coro::idle = sub {
2996	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2997	(async {	3434	(async {
2998	Event::one_event;	3435	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3436	EV::loop EV::LOOP_ONESHOT;
2999	})->prio (Coro::PRIO_MAX);	3437	})->prio (Coro::PRIO_MAX);
3000	};	3438	};
3001		3439
3002	cfg_load;	3440	{
		3441	my $guard = freeze_mainloop;
		3442	reload_config;
3003	db_init;	3443	db_init;
3004	load_extensions;	3444	load_extensions;
3005		3445
3006	$TICK_WATCHER->start;	3446	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3447	}
		3448
3007	Event::loop;	3449	EV::loop;
3008	}	3450	}
3009		3451
3010	#############################################################################	3452	#############################################################################
3011	# initialisation and cleanup	3453	# initialisation and cleanup
3012		3454
3013	# install some emergency cleanup handlers	3455	# install some emergency cleanup handlers
3014	BEGIN {	3456	BEGIN {
		3457	our %SIGWATCHER = ();
3015	for my $signal (qw(INT HUP TERM)) {	3458	for my $signal (qw(INT HUP TERM)) {
3016	Event->signal (	3459	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3017	reentrant => 0,
3018	data => WF_AUTOCANCEL,
3019	signal => $signal,
3020	prio => 0,
3021	cb => sub {
3022	cf::cleanup "SIG$signal";	3460	cf::cleanup "SIG$signal";
3023	},
3024	);	3461	};
3025	}	3462	}
3026	}	3463	}
3027		3464
3028	sub write_runtime {	3465	sub write_runtime_sync {
3029	my $runtime = "$LOCALDIR/runtime";	3466	my $runtime = "$LOCALDIR/runtime";
3030		3467
3031	# first touch the runtime file to show we are still running:	3468	# first touch the runtime file to show we are still running:
3032	# the fsync below can take a very very long time.	3469	# the fsync below can take a very very long time.
3033		3470
…		…
3059	and return;	3496	and return;
3060		3497
3061	warn "runtime file written.\n";	3498	warn "runtime file written.\n";
3062		3499
3063	1	3500	1
		3501	}
		3502
		3503	our $uuid_lock;
		3504	our $uuid_skip;
		3505
		3506	sub write_uuid_sync($) {
		3507	$uuid_skip ||= $_[0];
		3508
		3509	return if $uuid_lock;
		3510	local $uuid_lock = 1;
		3511
		3512	my $uuid = "$LOCALDIR/uuid";
		3513
		3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3515	or return;
		3516
		3517	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3518	$uuid_skip = 0;
		3519
		3520	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3521	and return;
		3522
		3523	# always fsync - this file is important
		3524	aio_fsync $fh
		3525	and return;
		3526
		3527	close $fh
		3528	or return;
		3529
		3530	aio_rename "$uuid~", $uuid
		3531	and return;
		3532
		3533	warn "uuid file written ($value).\n";
		3534
		3535	1
		3536
		3537	}
		3538
		3539	sub write_uuid($$) {
		3540	my ($skip, $sync) = @_;
		3541
		3542	$sync ? write_uuid_sync $skip
		3543	: async { write_uuid_sync $skip };
3064	}	3544	}
3065		3545
3066	sub emergency_save() {	3546	sub emergency_save() {
3067	my $freeze_guard = cf::freeze_mainloop;	3547	my $freeze_guard = cf::freeze_mainloop;
3068		3548
…		…
3074	# and maps saved/destroyed asynchronously.	3554	# and maps saved/destroyed asynchronously.
3075	warn "begin emergency player save\n";	3555	warn "begin emergency player save\n";
3076	for my $login (keys %cf::PLAYER) {	3556	for my $login (keys %cf::PLAYER) {
3077	my $pl = $cf::PLAYER{$login} or next;	3557	my $pl = $cf::PLAYER{$login} or next;
3078	$pl->valid or next;	3558	$pl->valid or next;
		3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3079	$pl->save;	3560	$pl->save;
3080	}	3561	}
3081	warn "end emergency player save\n";	3562	warn "end emergency player save\n";
3082		3563
3083	warn "begin emergency map save\n";	3564	warn "begin emergency map save\n";
…		…
3089	warn "end emergency map save\n";	3570	warn "end emergency map save\n";
3090		3571
3091	warn "begin emergency database checkpoint\n";	3572	warn "begin emergency database checkpoint\n";
3092	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
3093	warn "end emergency database checkpoint\n";	3574	warn "end emergency database checkpoint\n";
		3575
		3576	warn "begin write uuid\n";
		3577	write_uuid_sync 1;
		3578	warn "end write uuid\n";
3094	};	3579	};
3095		3580
3096	warn "leave emergency perl save\n";	3581	warn "leave emergency perl save\n";
3097	}	3582	}
3098		3583
…		…
3113	warn "reloading...";	3598	warn "reloading...";
3114		3599
3115	warn "entering sync_job";	3600	warn "entering sync_job";
3116		3601
3117	cf::sync_job {	3602	cf::sync_job {
3118	cf::write_runtime; # external watchdog should not bark	3603	cf::write_runtime_sync; # external watchdog should not bark
3119	cf::emergency_save;	3604	cf::emergency_save;
3120	cf::write_runtime; # external watchdog should not bark	3605	cf::write_runtime_sync; # external watchdog should not bark
3121		3606
3122	warn "syncing database to disk";	3607	warn "syncing database to disk";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3608	BDB::db_env_txn_checkpoint $DB_ENV;
3124		3609
3125	# if anything goes wrong in here, we should simply crash as we already saved	3610	# if anything goes wrong in here, we should simply crash as we already saved
3126
3127	warn "cancelling all WF_AUTOCANCEL watchers";
3128	for (Event::all_watchers) {
3129	$_->cancel if $_->data & WF_AUTOCANCEL;
3130	}
3131		3611
3132	warn "flushing outstanding aio requests";	3612	warn "flushing outstanding aio requests";
3133	for (;;) {	3613	for (;;) {
3134	BDB::flush;	3614	BDB::flush;
3135	IO::AIO::flush;	3615	IO::AIO::flush;
3136	Coro::cede;	3616	Coro::cede_notself;
3137	last unless IO::AIO::nreqs || BDB::nreqs;	3617	last unless IO::AIO::nreqs || BDB::nreqs;
3138	warn "iterate...";	3618	warn "iterate...";
3139	}	3619	}
3140		3620
3141	++$RELOAD;	3621	++$RELOAD;
…		…
3200	warn "reloading cf.pm";	3680	warn "reloading cf.pm";
3201	require cf;	3681	require cf;
3202	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3682	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3203		3683
3204	warn "loading config and database again";	3684	warn "loading config and database again";
3205	cf::cfg_load;	3685	cf::reload_config;
3206		3686
3207	warn "loading extensions";	3687	warn "loading extensions";
3208	cf::load_extensions;	3688	cf::load_extensions;
3209		3689
3210	warn "reattaching attachments to objects/players";	3690	warn "reattaching attachments to objects/players";
…		…
3217	warn "leaving sync_job";	3697	warn "leaving sync_job";
3218		3698
3219	1	3699	1
3220	} or do {	3700	} or do {
3221	warn $@;	3701	warn $@;
3222	warn "error while reloading, exiting.";	3702	cf::cleanup "error while reloading, exiting.";
3223	exit 1;
3224	};	3703	};
3225		3704
3226	warn "reloaded";	3705	warn "reloaded";
3227	};	3706	};
3228		3707
…		…
3230		3709
3231	sub reload_perl() {	3710	sub reload_perl() {
3232	# doing reload synchronously and two reloads happen back-to-back,	3711	# doing reload synchronously and two reloads happen back-to-back,
3233	# coro crashes during coro_state_free->destroy here.	3712	# coro crashes during coro_state_free->destroy here.
3234		3713
3235	$RELOAD_WATCHER ||= Event->timer (	3714	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3236	reentrant => 0,
3237	after => 0,
3238	data => WF_AUTOCANCEL,
3239	cb => sub {
3240	do_reload_perl;	3715	do_reload_perl;
3241	undef $RELOAD_WATCHER;	3716	undef $RELOAD_WATCHER;
3242	},
3243	);	3717	};
3244	}	3718	}
3245		3719
3246	register_command "reload" => sub {	3720	register_command "reload" => sub {
3247	my ($who, $arg) = @_;	3721	my ($who, $arg) = @_;
3248		3722
3249	if ($who->flag (FLAG_WIZ)) {	3723	if ($who->flag (FLAG_WIZ)) {
3250	$who->message ("reloading server.");	3724	$who->message ("reloading server.");
		3725	async {
		3726	$Coro::current->{desc} = "perl_reload";
3251	async { reload_perl };	3727	reload_perl;
		3728	};
3252	}	3729	}
3253	};	3730	};
3254		3731
3255	unshift @INC, $LIBDIR;	3732	unshift @INC, $LIBDIR;
3256		3733
…		…
3258		3735
3259	our @WAIT_FOR_TICK;	3736	our @WAIT_FOR_TICK;
3260	our @WAIT_FOR_TICK_BEGIN;	3737	our @WAIT_FOR_TICK_BEGIN;
3261		3738
3262	sub wait_for_tick {	3739	sub wait_for_tick {
3263	return unless $TICK_WATCHER->is_active;
3264	return if $Coro::current == $Coro::main;	3740	return if tick_inhibit || $Coro::current == $Coro::main;
3265		3741
3266	my $signal = new Coro::Signal;	3742	my $signal = new Coro::Signal;
3267	push @WAIT_FOR_TICK, $signal;	3743	push @WAIT_FOR_TICK, $signal;
3268	$signal->wait;	3744	$signal->wait;
3269	}	3745	}
3270		3746
3271	sub wait_for_tick_begin {	3747	sub wait_for_tick_begin {
3272	return unless $TICK_WATCHER->is_active;
3273	return if $Coro::current == $Coro::main;	3748	return if tick_inhibit || $Coro::current == $Coro::main;
3274		3749
3275	my $signal = new Coro::Signal;	3750	my $signal = new Coro::Signal;
3276	push @WAIT_FOR_TICK_BEGIN, $signal;	3751	push @WAIT_FOR_TICK_BEGIN, $signal;
3277	$signal->wait;	3752	$signal->wait;
3278	}	3753	}
3279		3754
3280	my $min = 1e6;#d#	3755	sub tick {
3281	my $avg = 10;
3282	$TICK_WATCHER = Event->timer (
3283	reentrant => 0,
3284	parked => 1,
3285	prio => 0,
3286	at => $NEXT_TICK || $TICK,
3287	data => WF_AUTOCANCEL,
3288	cb => sub {
3289	if ($Coro::current != $Coro::main) {	3756	if ($Coro::current != $Coro::main) {
3290	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3757	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3291	unless ++$bug_warning > 10;	3758	unless ++$bug_warning > 10;
3292	return;	3759	return;
3293	}	3760	}
3294		3761
3295	$NOW = $tick_start = Event::time;
3296
3297	cf::server_tick; # one server iteration	3762	cf::server_tick; # one server iteration
3298		3763
3299	0 && sync_job {#d#	3764	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3300	for(1..10) {	3765	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3301	my $t = Event::time;	3766	Coro::async_pool {
3302	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3767	$Coro::current->{desc} = "runtime saver";
3303	or die;	3768	write_runtime_sync
3304		3769	or warn "ERROR: unable to write runtime file: $!";
3305	$map->width (50);
3306	$map->height (50);
3307	$map->alloc;
3308	$map->_load_objects ("/tmp/x.map", 1);
3309	my $t = Event::time - $t;
3310
3311	#next unless $t < 0.0013;#d#
3312	if ($t < $min) {
3313	$min = $t;
3314	}
3315	$avg = $avg * 0.99 + $t * 0.01;
3316	}
3317	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3318	exit 0;
3319	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3320	};	3770	};
		3771	}
3321		3772
3322	$RUNTIME += $TICK;
3323	$NEXT_TICK += $TICK;
3324
3325	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3326	$NEXT_RUNTIME_WRITE = $NOW + 10;
3327	Coro::async_pool {
3328	write_runtime
3329	or warn "ERROR: unable to write runtime file: $!";
3330	};
3331	}
3332
3333	# my $AFTER = Event::time;
3334	# warn $AFTER - $NOW;#d#
3335
3336	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3773	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3337	$sig->send;	3774	$sig->send;
3338	}	3775	}
3339	while (my $sig = shift @WAIT_FOR_TICK) {	3776	while (my $sig = shift @WAIT_FOR_TICK) {
3340	$sig->send;	3777	$sig->send;
3341	}	3778	}
3342		3779
3343	$NOW = Event::time;	3780	$LOAD = ($NOW - $TICK_START) / $TICK;
3344
3345	# if we are delayed by four ticks or more, skip them all
3346	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3347
3348	$TICK_WATCHER->at ($NEXT_TICK);
3349	$TICK_WATCHER->start;
3350
3351	$LOAD = ($NOW - $tick_start) / $TICK;
3352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3781	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3353		3782
3354	_post_tick;	3783	if (0) {
3355		3784	if ($NEXT_TICK) {
3356		3785	my $jitter = $TICK_START - $NEXT_TICK;
		3786	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3787	warn "jitter $JITTER\n";#d#
		3788	}
3357	},	3789	}
3358	);	3790	}
3359		3791
3360	{	3792	{
3361	BDB::max_poll_time $TICK * 0.1;	3793	# configure BDB
3362	$BDB_POLL_WATCHER = Event->io (	3794
3363	reentrant => 0,
3364	fd => BDB::poll_fileno,
3365	poll => 'r',
3366	prio => 0,
3367	data => WF_AUTOCANCEL,
3368	cb => \&BDB::poll_cb,
3369	);
3370	BDB::min_parallel 8;	3795	BDB::min_parallel 8;
3371		3796	BDB::max_poll_reqs $TICK * 0.1;
3372	BDB::set_sync_prepare {	3797	$AnyEvent::BDB::WATCHER->priority (1);
3373	my $status;
3374	my $current = $Coro::current;
3375	(
3376	sub {
3377	$status = $!;
3378	$current->ready; undef $current;
3379	},
3380	sub {
3381	Coro::schedule while defined $current;
3382	$! = $status;
3383	},
3384	)
3385	};
3386		3798
3387	unless ($DB_ENV) {	3799	unless ($DB_ENV) {
3388	$DB_ENV = BDB::db_env_create;	3800	$DB_ENV = BDB::db_env_create;
		3801	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3802	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3803	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3804	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3805	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3389		3806
3390	cf::sync_job {	3807	cf::sync_job {
3391	eval {	3808	eval {
3392	BDB::db_env_open	3809	BDB::db_env_open
3393	$DB_ENV,	3810	$DB_ENV,
…		…
3395	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3812	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3396	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3813	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3397	0666;	3814	0666;
3398		3815
3399	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3816	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3400
3401	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3402	$DB_ENV->set_lk_detect;
3403	};	3817	};
3404		3818
3405	cf::cleanup "db_env_open(db): $@" if $@;	3819	cf::cleanup "db_env_open(db): $@" if $@;
3406	};	3820	};
3407	}	3821	}
		3822
		3823	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3824	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3825	};
		3826	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3827	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3828	};
		3829	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3830	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3831	};
3408	}	3832	}
3409		3833
3410	{	3834	{
		3835	# configure IO::AIO
		3836
3411	IO::AIO::min_parallel 8;	3837	IO::AIO::min_parallel 8;
3412
3413	undef $Coro::AIO::WATCHER;
3414	IO::AIO::max_poll_time $TICK * 0.1;	3838	IO::AIO::max_poll_time $TICK * 0.1;
3415	$AIO_POLL_WATCHER = Event->io (	3839	undef $AnyEvent::AIO::WATCHER;
3416	reentrant => 0,
3417	data => WF_AUTOCANCEL,
3418	fd => IO::AIO::poll_fileno,
3419	poll => 'r',
3420	prio => 6,
3421	cb => \&IO::AIO::poll_cb,
3422	);
3423	}	3840	}
3424		3841
3425	my $_log_backtrace;	3842	my $_log_backtrace;
3426		3843
3427	sub _log_backtrace {	3844	sub _log_backtrace {
…		…
3431		3848
3432	# limit the # of concurrent backtraces	3849	# limit the # of concurrent backtraces
3433	if ($_log_backtrace < 2) {	3850	if ($_log_backtrace < 2) {
3434	++$_log_backtrace;	3851	++$_log_backtrace;
3435	async {	3852	async {
		3853	$Coro::current->{desc} = "abt $msg";
		3854
3436	my @bt = fork_call {	3855	my @bt = fork_call {
3437	@addr = map { sprintf "%x", $_ } @addr;	3856	@addr = map { sprintf "%x", $_ } @addr;
3438	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3857	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3439	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3858	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3440	or die "addr2line: $!";	3859	or die "addr2line: $!";

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