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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.329 by root, Fri Aug 10 05:38:16 2007 UTC vs.
Revision 1.435 by root, Thu May 29 03:33:20 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 3.61 ();	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;
23	use Coro::Storable;	46	use Coro::Storable;
		47	use Coro::Util ();
24		48
25	use JSON::XS 1.4 ();	49	use JSON::XS 2.01 ();
26	use BDB ();	50	use BDB ();
27	use Data::Dumper;	51	use Data::Dumper;
28	use Digest::MD5;	52	use Digest::MD5;
29	use Fcntl;	53	use Fcntl;
30	use YAML::Syck ();	54	use YAML ();
31	use IO::AIO 2.32 ();	55	use IO::AIO ();
32	use Time::HiRes;	56	use Time::HiRes;
33	use Compress::LZF;	57	use Compress::LZF;
34	use Digest::MD5 ();	58	use Digest::MD5 ();
		59
		60	AnyEvent::detect;
35		61
36	# configure various modules to our taste	62	# configure various modules to our taste
37	#	63	#
38	$Storable::canonical = 1; # reduce rsync transfers	64	$Storable::canonical = 1; # reduce rsync transfers
39	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
40	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
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46		67
47	$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
48		69
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		71
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	90	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	93	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	94	our $BDBDIR = "$LOCALDIR/db";
		95	our %RESOURCE;
74		96
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	99	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	100	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		101
		102	our $BDB_DEADLOCK_WATCHER;
		103	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	104	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	105	our $DB_ENV;
85		106
86	our %CFG;	107	our %CFG;
87		108
88	our $UPTIME; $UPTIME ||= time;	109	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	110	our $RUNTIME;
		111	our $NOW;
90		112
91	our %PLAYER; # all users	113	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	114	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	115	our $LINK_MAP; # the special {link} map, which is always available
94		116
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	118	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		119
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	121	our $LOADAVG; # same thing, but with alpha-smoothing
		122	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	123	our $TICK_START; # for load detecting purposes
101		124
102	binmode STDOUT;	125	binmode STDOUT;
103	binmode STDERR;	126	binmode STDERR;
104		127
105	# read virtual server time, if available	128	# read virtual server time, if available
…		…
158		181
159	The raw value load value from the last tick.	182	The raw value load value from the last tick.
160		183
161	=item %cf::CFG	184	=item %cf::CFG
162		185
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	186	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	187	from wherever your confdir points to.
165		188
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	189	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		190
168	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
…		…
186	$msg .= "\n"	209	$msg .= "\n"
187	unless $msg =~ /\n$/;	210	unless $msg =~ /\n$/;
188		211
189	$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;
190		213
191	utf8::encode $msg;
192	LOG llevError, $msg;	214	LOG llevError, $msg;
193	};	215	};
194	}	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	$SIG{__DIE__} = sub { }; #d#?
195		232
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
212	)) {	249	)) {
213	no strict 'refs';	250	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	252	}
216		253
217	$Event::DIED = sub {	254	$EV::DIED = sub {
218	warn "error in event callback: @_";	255	warn "error in event callback: @_";
219	};	256	};
220		257
221	#############################################################################	258	#############################################################################
222		259
…		…
245	$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;
246	$d	283	$d
247	} || "[unable to dump $_[0]: '$@']";	284	} || "[unable to dump $_[0]: '$@']";
248	}	285	}
249		286
250	=item $ref = cf::from_json $json	287	=item $ref = cf::decode_json $json
251		288
252	Converts a JSON string into the corresponding perl data structure.	289	Converts a JSON string into the corresponding perl data structure.
253		290
254	=item $json = cf::to_json $ref	291	=item $json = cf::encode_json $ref
255		292
256	Converts a perl data structure into its JSON representation.	293	Converts a perl data structure into its JSON representation.
257		294
258	=cut	295	=cut
259		296
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		298
262	sub to_json ($) { $json_coder->encode ($_[0]) }	299	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	300	sub decode_json($) { $json_coder->decode ($_[0]) }
264		301
265	=item cf::lock_wait $string	302	=item cf::lock_wait $string
266		303
267	Wait until the given lock is available. See cf::lock_acquire.	304	Wait until the given lock is available. See cf::lock_acquire.
268		305
…		…
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	310	for example when the coroutine gets canceled), the lock is automatically
274	returned.	311	returned.
275		312
		313	Locks are *not* recursive, locking from the same coro twice results in a
		314	deadlocked coro.
		315
276	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
277	uses map_find and cf::map::load uses map_load).	317	uses map_find and cf::map::load uses map_load).
278		318
279	=item $locked = cf::lock_active $string	319	=item $locked = cf::lock_active $string
280		320
281	Return true if the lock is currently active, i.e. somebody has locked it.	321	Return true if the lock is currently active, i.e. somebody has locked it.
282		322
283	=cut	323	=cut
284		324
285	our %LOCK;	325	our %LOCK;
		326	our %LOCKER;#d#
286		327
287	sub lock_wait($) {	328	sub lock_wait($) {
288	my ($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#
289		335
290	# wait for lock, if any	336	# wait for lock, if any
291	while ($LOCK{$key}) {	337	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	338	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	339	Coro::schedule;
…		…
299		345
300	# wait, to be sure we are not locked	346	# wait, to be sure we are not locked
301	lock_wait $key;	347	lock_wait $key;
302		348
303	$LOCK{$key} = [];	349	$LOCK{$key} = [];
		350	$LOCKER{$key} = $Coro::current;#d#
304		351
305	Coro::guard {	352	Coro::guard {
		353	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	354	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	355	$_->ready for @{ delete $LOCK{$key} };
308	}	356	}
309	}	357	}
310		358
…		…
313		361
314	! ! $LOCK{$key}	362	! ! $LOCK{$key}
315	}	363	}
316		364
317	sub freeze_mainloop {	365	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	366	tick_inhibit_inc;
319		367
320	my $guard = Coro::guard {	368	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	369	}
322	};	370
323	$TICK_WATCHER->stop;	371	=item cf::periodic $interval, $cb
324	$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($$) {
		379	my ($interval, $cb) = @_;
		380
		381	my $start = rand List::Util::min 180, $interval;
		382
		383	EV::periodic $start, $interval, 0, $cb
325	}	384	}
326		385
327	=item cf::get_slot $time[, $priority[, $name]]	386	=item cf::get_slot $time[, $priority[, $name]]
328		387
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	388	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	399	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	400	our $SLOT_QUEUE;
342		401
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	403	$SLOT_QUEUE = Coro::async {
		404	$Coro::current->desc ("timeslot manager");
		405
345	my $signal = new Coro::Signal;	406	my $signal = new Coro::Signal;
346		407
347	while () {	408	while () {
348	next_job:	409	next_job:
349	my $avail = cf::till_tick;	410	my $avail = cf::till_tick;
…		…
357	}	418	}
358	}	419	}
359	}	420	}
360		421
361	if (@SLOT_QUEUE) {	422	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	423	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	424	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	425	$signal->wait;
365	} else {	426	} else {
366	Coro::schedule;	427	Coro::schedule;
367	}	428	}
368	}	429	}
369	};	430	};
370		431
371	sub get_slot($;$$) {	432	sub get_slot($;$$) {
		433	return if tick_inhibit || $Coro::current == $Coro::main;
		434
372	my ($time, $pri, $name) = @_;	435	my ($time, $pri, $name) = @_;
373		436
374	$time = $TICK * .6 if $time > $TICK * .6;	437	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	438	my $sig = new Coro::Signal;
376		439
…		…
390		453
391	BEGIN { *async = \&Coro::async_pool }	454	BEGIN { *async = \&Coro::async_pool }
392		455
393	=item cf::sync_job { BLOCK }	456	=item cf::sync_job { BLOCK }
394		457
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	458	The design of Deliantra requires that the main coroutine ($Coro::main)
396	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
397	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
398	acceptable.	461	acceptable.
399		462
400	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
401	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
…		…
406		469
407	sub sync_job(&) {	470	sub sync_job(&) {
408	my ($job) = @_;	471	my ($job) = @_;
409		472
410	if ($Coro::current == $Coro::main) {	473	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	474	my $time = EV::time;
412		475
413	# this is the main coro, too bad, we have to block	476	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	477	# till the operation succeeds, freezing the server :/
415		478
416	# TODO: use suspend/resume instead	479	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	480
418	my $freeze_guard = freeze_mainloop;	481	my $freeze_guard = freeze_mainloop;
419		482
420	my $busy = 1;	483	my $busy = 1;
421	my @res;	484	my @res;
422		485
423	(async {	486	(async {
		487	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	488	@res = eval { $job->() };
425	warn $@ if $@;	489	warn $@ if $@;
426	undef $busy;	490	undef $busy;
427	})->prio (Coro::PRIO_MAX);	491	})->prio (Coro::PRIO_MAX);
428		492
429	while ($busy) {	493	while ($busy) {
430	Coro::cede or Event::one_event;	494	if (Coro::nready) {
		495	Coro::cede_notself;
		496	} else {
		497	EV::loop EV::LOOP_ONESHOT;
431	}	498	}
		499	}
432		500
433	$time = Event::time - $time;	501	my $time = EV::time - $time;
434		502
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	503	$TICK_START += $time; # do not account sync jobs to server load
439		504
440	wantarray ? @res : $res[0]	505	wantarray ? @res : $res[0]
441	} else {	506	} else {
442	# we are in another coroutine, how wonderful, everything just works	507	# we are in another coroutine, how wonderful, everything just works
443		508
…		…
468	=item fork_call { }, $args	533	=item fork_call { }, $args
469		534
470	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
471	process, returning the results. Everything must be serialisable with	536	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	538	never block itself or use any form of event handling.
474		539
475	=cut	540	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		541
486	sub fork_call(&@) {	542	sub fork_call(&@) {
487	my ($cb, @args) = @_;	543	my ($cb, @args) = @_;
488		544
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	545	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	546	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	547	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		548
494	if (my $pid = fork) {	549	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	550	reset_signals;
508	local $SIG{__WARN__};	551	&$cb
509	local $SIG{__DIE__};	552	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		553
516	eval {	554	wantarray ? @res : $res[-1]
517	close $fh1;	555	}
518		556
519	my @res = eval { $cb->(@args) };	557	=item $coin = coin_from_name $name
520		558
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	559	=cut
522	close $fh2;
523	};
524		560
525	warn $@ if $@;	561	our %coin_alias = (
526	_exit 0;	562	"silver" => "silvercoin",
527	}	563	"silvercoin" => "silvercoin",
		564	"silvercoins" => "silvercoin",
		565	"gold" => "goldcoin",
		566	"goldcoin" => "goldcoin",
		567	"goldcoins" => "goldcoin",
		568	"platinum" => "platinacoin",
		569	"platinumcoin" => "platinacoin",
		570	"platinumcoins" => "platinacoin",
		571	"platina" => "platinacoin",
		572	"platinacoin" => "platinacoin",
		573	"platinacoins" => "platinacoin",
		574	"royalty" => "royalty",
		575	"royalties" => "royalty",
		576	);
		577
		578	sub coin_from_name($) {
		579	$coin_alias{$_[0]}
		580	? cf::arch::find $coin_alias{$_[0]}
		581	: undef
528	}	582	}
529		583
530	=item $value = cf::db_get $family => $key	584	=item $value = cf::db_get $family => $key
531		585
532	Returns a single value from the environment database.	586	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	588	=item cf::db_put $family => $key => $value
535		589
536	Stores the given C<$value> in the family. It can currently store binary	590	Stores the given C<$value> in the family. It can currently store binary
537	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).
538		592
		593	=item $db = cf::db_table "name"
		594
		595	Create and/or open a new database table. The string must not be "db" and must be unique
		596	within each server.
		597
539	=cut	598	=cut
		599
		600	sub db_table($) {
		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	}
540		616
541	our $DB;	617	our $DB;
542		618
543	sub db_init {	619	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	620	cf::sync_job {
548	eval {	621	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	622	};
558	}	623	}
559		624
560	sub db_get($$) {	625	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	626	my $key = "$_[0]/$_[1]";
562		627
…		…
612	if (1) {	677	if (1) {
613	$md5 =	678	$md5 =
614	join "\x00",	679	join "\x00",
615	$processversion,	680	$processversion,
616	map {	681	map {
617	Coro::cede;	682	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	683	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	684	} 0.. $#$src;
620		685
621		686
622	my $dbmd5 = db_get cache => "$id/md5";	687	my $dbmd5 = db_get cache => "$id/md5";
…		…
666	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")
667	to it. All such attachable objects support the following methods.	732	to it. All such attachable objects support the following methods.
668		733
669	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>
670	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
671	Crossfire TRT).	736	Deliantra).
672		737
673	=over 4	738	=over 4
674		739
675	=item $attachable->attach ($attachment, key => $value...)	740	=item $attachable->attach ($attachment, key => $value...)
676		741
…		…
958	}	1023	}
959		1024
960	0	1025	0
961	}	1026	}
962		1027
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1028	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1029
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1031
967	Generate an object-specific event with the given arguments.	1032	Generate an object-specific event with the given arguments.
968		1033
…		…
974		1039
975	=cut	1040	=cut
976		1041
977	#############################################################################	1042	#############################################################################
978	# object support	1043	# object support
979	#
980		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 $SLOW_MERGES;#d#
981	sub _can_merge {	1078	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1079	my ($ob1, $ob2) = @_;
983		1080
984	local $Storable::canonical = 1;	1081	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1082
988	$fob1 eq $fob2	1083	# we do the slow way here
		1084	return _object_equal $ob1, $ob2
989	}	1085	}
990		1086
991	sub reattach {	1087	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1088	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1089	my ($obj) = @_;
…		…
1015	cf::attachable->attach (	1111	cf::attachable->attach (
1016	prio => -1000000,	1112	prio => -1000000,
1017	on_instantiate => sub {	1113	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1114	my ($obj, $data) = @_;
1019		1115
1020	$data = from_json $data;	1116	$data = decode_json $data;
1021		1117
1022	for (@$data) {	1118	for (@$data) {
1023	my ($name, $args) = @$_;	1119	my ($name, $args) = @$_;
1024		1120
1025	$obj->attach ($name, %{$args || {} });	1121	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1137	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1138	my ($filename, $rdata, $objs) = @_;
1043		1139
1044	sync_job {	1140	sync_job {
1045	if (length $$rdata) {	1141	if (length $$rdata) {
		1142	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1143	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1144	$decname, length $$rdata, scalar @$objs;
1048		1145
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1147	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1149	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1150	aio_close $fh;
1054		1151
1055	if (@$objs) {	1152	if (@$objs) {
1056	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) {
1057	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1156	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1157	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1158	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1159	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1160	}
1064	} else {	1161	} else {
1065	aio_unlink "$filename.pst";	1162	aio_unlink "$filename.pst";
1066	}	1163	}
…		…
1071	}	1168	}
1072	} else {	1169	} else {
1073	aio_unlink $filename;	1170	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1075	}	1172	}
1076	}	1173	};
1077	}	1174	}
1078		1175
1079	sub object_freezer_as_string {	1176	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1177	my ($rdata, $objs) = @_;
1081		1178
…		…
1093	or return;	1190	or return;
1094		1191
1095	unless (aio_stat "$filename.pst") {	1192	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1193	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1194	or return;
		1195
1098	$av = eval { (Storable::thaw $av)->{objs} };	1196	my $st = eval { Coro::Storable::thaw $av };
		1197	$av = $st->{objs};
1099	}	1198	}
1100		1199
		1200	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1201	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1202	$decname, length $data, scalar @{$av || []};
		1203
1103	return ($data, $av);	1204	($data, $av)
1104	}	1205	}
1105		1206
1106	=head2 COMMAND CALLBACKS	1207	=head2 COMMAND CALLBACKS
1107		1208
1108	=over 4	1209	=over 4
…		…
1186	my ($type, $reply, @payload) =	1287	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1288	"ARRAY" eq ref $msg
1188	? @$msg	1289	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1290	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1291
		1292	my @reply;
		1293
1191	if (my $cb = $EXTCMD{$type}) {	1294	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1295	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1296	}
		1297
		1298	$pl->ext_reply ($reply, @reply)
		1299	if $reply;
		1300
1197	} else {	1301	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1302	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1303	}
1200		1304
1201	cf::override;	1305	cf::override;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1358	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1359	: "$v->{base}: extension inactive.\n";
1256		1360
1257	if (exists $v->{meta}{mandatory}) {	1361	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1362	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1363	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1364	}
1262		1365
1263	warn $msg;	1366	warn $msg;
1264	}	1367	}
1265		1368
…		…
1290	use Coro::AIO;	1393	use Coro::AIO;
1291		1394
1292	=head3 cf::player	1395	=head3 cf::player
1293		1396
1294	=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	}
1295		1412
1296	=item cf::player::find $login	1413	=item cf::player::find $login
1297		1414
1298	Returns the given player object, loading it if necessary (might block).	1415	Returns the given player object, loading it if necessary (might block).
1299		1416
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1452	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1453	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1454	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1455	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1456
1340	my $pl = load_pl path $login	1457	my $f = new_from_file cf::object::thawer path $login
1341	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;
1342	$cf::PLAYER{$login} = $pl	1465	$cf::PLAYER{$login} = $pl
1343	}	1466	}
1344	}	1467	}
1345	}	1468	}
1346		1469
…		…
1355	return if $pl->{deny_save};	1478	return if $pl->{deny_save};
1356		1479
1357	aio_mkdir playerdir $pl, 0770;	1480	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1481	$pl->{last_save} = $cf::RUNTIME;
1359		1482
		1483	cf::get_slot 0.01;
		1484
1360	$pl->save_pl ($path);	1485	$pl->save_pl ($path);
1361	Coro::cede;	1486	cf::cede_to_tick;
1362	}	1487	}
1363		1488
1364	sub new($) {	1489	sub new($) {
1365	my ($login) = @_;	1490	my ($login) = @_;
1366		1491
…		…
1399	$pl->{deny_save} = 1;	1524	$pl->{deny_save} = 1;
1400	$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
1401		1526
1402	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1403	$pl->deactivate;	1528	$pl->deactivate;
		1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1530	$pl->ob->check_score;
1404	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1405	$pl->ns->destroy if $pl->ns;	1532	$pl->ns->destroy if $pl->ns;
1406		1533
1407	my $path = playerdir $pl;	1534	my $path = playerdir $pl;
1408	my $temp = "$path~$cf::RUNTIME~deleting~";	1535	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1444	or return [];	1571	or return [];
1445		1572
1446	my @logins;	1573	my @logins;
1447		1574
1448	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") {
1449	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1581	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1450	aio_read $fh, 0, 512, my $buf, 0 or next;	1582	aio_read $fh, 0, 512, my $buf, 0 or next;
1451	$buf !~ /^password -------------$/m or next; # official not-valid tag	1583	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1584	}
1452		1585
1453	utf8::decode $login;	1586	utf8::decode $login;
1454	push @logins, $login;	1587	push @logins, $login;
1455	}	1588	}
1456		1589
…		…
1489		1622
1490	Expand crossfire pod fragments into protocol xml.	1623	Expand crossfire pod fragments into protocol xml.
1491		1624
1492	=cut	1625	=cut
1493		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
1494	sub expand_cfpod {	1638	sub expand_cfpod {
1495	((my $self), (local $_)) = @_;	1639	my ($self, $pod) = @_;
1496		1640
1497	# escape & and <	1641	my $xml;
1498	s/&/&amp;/g;
1499	s/(?<![BIUGH])</&lt;/g;
1500		1642
1501	# this is buggy, it needs to properly take care of nested <'s	1643	while () {
		1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1645	$group = $1;
1502		1646
1503	1 while	1647	$group =~ s/&/&amp;/g;
1504	# replace B<>, I<>, U<> etc.	1648	$group =~ s/</&lt;/g;
1505	s/B<([^\>]*)>/<b>$1<\/b>/	1649
1506	|| s/I<([^\>]*)>/<i>$1<\/i>/	1650	$xml .= $group;
1507	|| s/U<([^\>]*)>/<u>$1<\/u>/	1651	} elsif ($pod =~ m%\G
1508	# replace G<male|female> tags	1652	([BCGHITU])
1509	|| s{G<([^>|]*)\|([^>]*)>}{	1653	<
1510	$self->gender ? $2 : $1	1654	(?:
1511	}ge	1655	([^<>]*) (?{ $group = $^N })
1512	# replace H<hint text>	1656	| < $interior >
1513	|| s{H<([^\>]*)>}	1657	)
		1658	>
		1659	%gcsx
1514	{	1660	) {
		1661	my ($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") {
1515	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1516	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1517	"")	1680	"")
1518	[$self->{hintmode}]	1681	[$self->{hintmode}];
		1682	} else {
		1683	$xml .= "error processing '$code($data)' directive";
1519	}ge;	1684	}
		1685	} else {
		1686	if ($pod =~ /\G(.+)/) {
		1687	warn "parse error while expanding $pod (at $1)";
		1688	}
		1689	last;
		1690	}
		1691	}
1520		1692
		1693	for ($xml) {
1521	# create single paragraphs (very hackish)	1694	# create single paragraphs (very hackish)
1522	s/(?<=\S)\n(?=\w)/ /g;	1695	s/(?<=\S)\n(?=\w)/ /g;
1523		1696
1524	# compress some whitespace	1697	# compress some whitespace
1525	s/\s+\n/\n/g; # ws line-ends	1698	s/\s+\n/\n/g; # ws line-ends
1526	s/\n\n+/\n/g; # double lines	1699	s/\n\n+/\n/g; # double lines
1527	s/^\n+//; # beginning lines	1700	s/^\n+//; # beginning lines
1528	s/\n+$//; # ending lines	1701	s/\n+$//; # ending lines
		1702	}
1529		1703
1530	$_	1704	$xml
1531	}	1705	}
		1706
		1707	no re 'eval';
1532		1708
1533	sub hintmode {	1709	sub hintmode {
1534	$_[0]{hintmode} = $_[1] if @_ > 1;	1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1535	$_[0]{hintmode}	1711	$_[0]{hintmode}
1536	}	1712	}
…		…
1542	=cut	1718	=cut
1543		1719
1544	sub ext_reply($$@) {	1720	sub ext_reply($$@) {
1545	my ($self, $id, @msg) = @_;	1721	my ($self, $id, @msg) = @_;
1546		1722
1547	if ($self->ns->extcmd == 2) {	1723	$self->ns->ext_reply ($id, @msg)
1548	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1549	} elsif ($self->ns->extcmd == 1) {
1550	#TODO: version 1, remove
1551	unshift @msg, msgtype => "reply", msgid => $id;
1552	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1553	}
1554	}	1724	}
1555		1725
1556	=item $player->ext_msg ($type, @msg)	1726	=item $player->ext_msg ($type, @msg)
1557		1727
1558	Sends an ext event to the client.	1728	Sends an ext event to the client.
…		…
1614	our $MAX_RESET = 3600;	1784	our $MAX_RESET = 3600;
1615	our $DEFAULT_RESET = 3000;	1785	our $DEFAULT_RESET = 3000;
1616		1786
1617	sub generate_random_map {	1787	sub generate_random_map {
1618	my ($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
1619	# mit "rum" bekleckern, nicht	1792	# mit "rum" bekleckern, nicht
1620	$self->_create_random_map (	1793	$self->_create_random_map (
1621	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1622	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1623	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1745		1918
1746	# the temporary/swap location	1919	# the temporary/swap location
1747	sub save_path {	1920	sub save_path {
1748	my ($self) = @_;	1921	my ($self) = @_;
1749		1922
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1923	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$TMPDIR/$path.map"	1924	"$TMPDIR/$path.map"
1752	}	1925	}
1753		1926
1754	# the unique path, undef == no special unique path	1927	# the unique path, undef == no special unique path
1755	sub uniq_path {	1928	sub uniq_path {
1756	my ($self) = @_;	1929	my ($self) = @_;
1757		1930
1758	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1759	"$UNIQUEDIR/$path"	1932	"$UNIQUEDIR/$path"
1760	}	1933	}
1761		1934
1762	# and all this just because we cannot iterate over	1935	# and all this just because we cannot iterate over
1763	# all maps in C++...	1936	# all maps in C++...
…		…
1786		1959
1787	sub load_header_from($) {	1960	sub load_header_from($) {
1788	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1789		1962
1790	utf8::encode $path;	1963	utf8::encode $path;
1791	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1792	# or return;
1793
1794	$self->_load_header ($path)
1795	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;
1796		1972
1797	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1798		1974
1799	1	1975	1
1800	}	1976	}
…		…
1854	sub find {	2030	sub find {
1855	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1856		2032
1857	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1858		2034
		2035	cf::lock_wait "map_data:$path";#d#remove
1859	cf::lock_wait "map_find:$path";	2036	cf::lock_wait "map_find:$path";
1860		2037
1861	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
		2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1862	my $guard = cf::lock_acquire "map_find:$path";	2040	my $guard2 = cf::lock_acquire "map_find:$path";
		2041
1863	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1864	or return;	2043	or return;
1865		2044
1866	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
1867		2046
…		…
1869	or return;	2048	or return;
1870		2049
1871	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1872	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1873	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
		2054	undef $guard1;
1874	$map->reset;	2055	$map->reset;
1875	undef $guard;
1876	return find $path;	2056	return find $path;
1877	}	2057	}
1878		2058
1879	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
1880	}	2060	}
…		…
1889	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
1890		2070
1891	my $path = $self->{path};	2071	my $path = $self->{path};
1892		2072
1893	{	2073	{
1894	my $guard = cf::lock_acquire "map_load:$path";	2074	my $guard = cf::lock_acquire "map_data:$path";
1895		2075
		2076	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2077	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2078
1898	$self->in_memory (cf::MAP_LOADING);	2079	$self->in_memory (cf::MAP_LOADING);
1899		2080
1900	$self->alloc;	2081	$self->alloc;
1901		2082
1902	$self->pre_load;	2083	$self->pre_load;
1903	Coro::cede;	2084	cf::cede_to_tick;
1904		2085
		2086	my $f = new_from_file cf::object::thawer $self->{load_path};
		2087	$f->skip_block;
1905	$self->_load_objects ($self->{load_path}, 1)	2088	$self->_load_objects ($f)
1906	or return;	2089	or return;
1907		2090
1908	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1909	if delete $self->{load_original};	2092	if delete $self->{load_original};
1910		2093
1911	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
1912	utf8::encode $uniq;	2095	utf8::encode $uniq;
1913	if (aio_open $uniq, O_RDONLY, 0) {	2096	unless (aio_stat $uniq) {
		2097	if (my $f = new_from_file cf::object::thawer $uniq) {
1914	$self->clear_unique_items;	2098	$self->clear_unique_items;
1915	$self->_load_objects ($uniq, 0);	2099	$self->_load_objects ($f);
		2100	$f->resolve_delayed_derefs;
		2101	}
1916	}	2102	}
1917	}	2103	}
1918		2104
1919	Coro::cede;	2105	$f->resolve_delayed_derefs;
		2106
		2107	cf::cede_to_tick;
1920	# now do the right thing for maps	2108	# now do the right thing for maps
1921	$self->link_multipart_objects;	2109	$self->link_multipart_objects;
1922	$self->difficulty ($self->estimate_difficulty)	2110	$self->difficulty ($self->estimate_difficulty)
1923	unless $self->difficulty;	2111	unless $self->difficulty;
1924	Coro::cede;	2112	cf::cede_to_tick;
1925		2113
1926	unless ($self->{deny_activate}) {	2114	unless ($self->{deny_activate}) {
1927	$self->decay_objects;	2115	$self->decay_objects;
1928	$self->fix_auto_apply;	2116	$self->fix_auto_apply;
1929	$self->update_buttons;	2117	$self->update_buttons;
1930	Coro::cede;	2118	cf::cede_to_tick;
1931	$self->set_darkness_map;	2119	$self->set_darkness_map;
1932	Coro::cede;	2120	cf::cede_to_tick;
1933	$self->activate;	2121	$self->activate;
1934	}	2122	}
1935		2123
1936	$self->{last_save} = $cf::RUNTIME;	2124	$self->{last_save} = $cf::RUNTIME;
1937	$self->last_access ($cf::RUNTIME);	2125	$self->last_access ($cf::RUNTIME);
1938		2126
1939	$self->in_memory (cf::MAP_IN_MEMORY);	2127	$self->in_memory (cf::MAP_ACTIVE);
1940	}	2128	}
1941		2129
1942	$self->post_load;	2130	$self->post_load;
1943	}	2131	}
1944		2132
…		…
1953		2141
1954	$self	2142	$self
1955	}	2143	}
1956		2144
1957	# find and load all maps in the 3x3 area around a map	2145	# find and load all maps in the 3x3 area around a map
1958	sub load_diag {	2146	sub load_neighbours {
1959	my ($map) = @_;	2147	my ($map) = @_;
1960		2148
1961	my @diag; # diagonal neighbours	2149	my @neigh; # diagonal neighbours
1962		2150
1963	for (0 .. 3) {	2151	for (0 .. 3) {
1964	my $neigh = $map->tile_path ($_)	2152	my $neigh = $map->tile_path ($_)
1965	or next;	2153	or next;
1966	$neigh = find $neigh, $map	2154	$neigh = find $neigh, $map
1967	or next;	2155	or next;
1968	$neigh->load;	2156	$neigh->load;
1969		2157
		2158	push @neigh,
1970	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2159	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1971	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2160	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1972	}	2161	}
1973		2162
1974	for (@diag) {	2163	for (grep defined $_->[0], @neigh) {
		2164	my ($path, $origin) = @$_;
1975	my $neigh = find @$_	2165	my $neigh = find $path, $origin
1976	or next;	2166	or next;
1977	$neigh->load;	2167	$neigh->load;
1978	}	2168	}
1979	}	2169	}
1980		2170
…		…
1985	}	2175	}
1986		2176
1987	sub do_load_sync {	2177	sub do_load_sync {
1988	my ($map) = @_;	2178	my ($map) = @_;
1989		2179
		2180	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2181	if $Coro::current == $Coro::main;
		2182
1990	cf::sync_job { $map->load };	2183	cf::sync_job { $map->load };
1991	}	2184	}
1992		2185
1993	our %MAP_PREFETCH;	2186	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2187	our $MAP_PREFETCHER = undef;
1995		2188
1996	sub find_async {	2189	sub find_async {
1997	my ($path, $origin) = @_;	2190	my ($path, $origin, $load) = @_;
1998		2191
1999	$path = normalise $path, $origin && $origin->{path};	2192	$path = normalise $path, $origin && $origin->{path};
2000		2193
2001	if (my $map = $cf::MAP{$path}) {	2194	if (my $map = $cf::MAP{$path}) {
2002	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2195	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2196	}
2004		2197
2005	undef $MAP_PREFETCH{$path};	2198	$MAP_PREFETCH{$path} |= $load;
		2199
2006	$MAP_PREFETCHER ||= cf::async {	2200	$MAP_PREFETCHER ||= cf::async {
		2201	$Coro::current->{desc} = "map prefetcher";
		2202
2007	while (%MAP_PREFETCH) {	2203	while (%MAP_PREFETCH) {
2008	for my $path (keys %MAP_PREFETCH) {	2204	while (my ($k, $v) = each %MAP_PREFETCH) {
2009	if (my $map = find $path) {	2205	if (my $map = find $k) {
2010	$map->load;	2206	$map->load if $v;
2011	}	2207	}
2012		2208
2013	delete $MAP_PREFETCH{$path};	2209	delete $MAP_PREFETCH{$k};
2014	}	2210	}
2015	}	2211	}
2016	undef $MAP_PREFETCHER;	2212	undef $MAP_PREFETCHER;
2017	};	2213	};
2018	$MAP_PREFETCHER->prio (6);	2214	$MAP_PREFETCHER->prio (6);
…		…
2021	}	2217	}
2022		2218
2023	sub save {	2219	sub save {
2024	my ($self) = @_;	2220	my ($self) = @_;
2025		2221
2026	my $lock = cf::lock_acquire "map_data:" . $self->path;	2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
2027		2223
2028	$self->{last_save} = $cf::RUNTIME;	2224	$self->{last_save} = $cf::RUNTIME;
2029		2225
2030	return unless $self->dirty;	2226	return unless $self->dirty;
2031		2227
…		…
2037	return if $self->{deny_save};	2233	return if $self->{deny_save};
2038		2234
2039	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
2040		2236
2041	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
2042	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
2043	};	2240	};
		2241
		2242	cf::get_slot 0.02;
2044		2243
2045	if ($uniq) {	2244	if ($uniq) {
2046	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2047	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2048	} else {	2247	} else {
…		…
2054	my ($self) = @_;	2253	my ($self) = @_;
2055		2254
2056	# save first because save cedes	2255	# save first because save cedes
2057	$self->save;	2256	$self->save;
2058		2257
2059	my $lock = cf::lock_acquire "map_data:" . $self->path;	2258	my $lock = cf::lock_acquire "map_data:$self->{path}";
2060		2259
2061	return if $self->players;	2260	return if $self->players;
2062	return if $self->in_memory != cf::MAP_IN_MEMORY;	2261	return if $self->in_memory != cf::MAP_ACTIVE;
2063	return if $self->{deny_save};	2262	return if $self->{deny_save};
2064		2263
		2264	$self->in_memory (cf::MAP_SWAPPED);
		2265
		2266	$self->deactivate;
		2267	$_->clear_links_to ($self) for values %cf::MAP;
2065	$self->clear;	2268	$self->clear;
2066	$self->in_memory (cf::MAP_SWAPPED);
2067	}	2269	}
2068		2270
2069	sub reset_at {	2271	sub reset_at {
2070	my ($self) = @_;	2272	my ($self) = @_;
2071		2273
…		…
2103	if $uniq;	2305	if $uniq;
2104	}	2306	}
2105		2307
2106	delete $cf::MAP{$self->path};	2308	delete $cf::MAP{$self->path};
2107		2309
		2310	$self->deactivate;
		2311	$_->clear_links_to ($self) for values %cf::MAP;
2108	$self->clear;	2312	$self->clear;
2109
2110	$_->clear_links_to ($self) for values %cf::MAP;
2111		2313
2112	$self->unlink_save;	2314	$self->unlink_save;
2113	$self->destroy;	2315	$self->destroy;
2114	}	2316	}
2115		2317
2116	my $nuke_counter = "aaaa";	2318	my $nuke_counter = "aaaa";
2117		2319
2118	sub nuke {	2320	sub nuke {
2119	my ($self) = @_;	2321	my ($self) = @_;
2120		2322
		2323	{
		2324	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2325
2121	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2122		2327
2123	$self->unlink_save;	2328	$self->unlink_save;
2124		2329
2125	bless $self, "cf::map";	2330	bless $self, "cf::map";
2126	delete $self->{deny_reset};	2331	delete $self->{deny_reset};
2127	$self->{deny_save} = 1;	2332	$self->{deny_save} = 1;
2128	$self->reset_timeout (1);	2333	$self->reset_timeout (1);
2129	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2130		2335
2131	$cf::MAP{$self->path} = $self;	2336	$cf::MAP{$self->path} = $self;
		2337	}
2132		2338
2133	$self->reset; # polite request, might not happen	2339	$self->reset; # polite request, might not happen
2134	}	2340	}
2135		2341
2136	=item $maps = cf::map::tmp_maps	2342	=item $maps = cf::map::tmp_maps
…		…
2178		2384
2179	sub unique_maps() {	2385	sub unique_maps() {
2180	[	2386	[
2181	map {	2387	map {
2182	utf8::decode $_;	2388	utf8::decode $_;
2183	/\.map$/	2389	s/\.map$//; # TODO future compatibility hack
		2390	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2391	? ()
2184	? normalise $_	2392	: normalise $_
2185	: ()
2186	} @{ aio_readdir $UNIQUEDIR or [] }	2393	} @{ aio_readdir $UNIQUEDIR or [] }
2187	]	2394	]
2188	}	2395	}
2189		2396
2190	package cf;
2191
2192	=back	2397	=back
2193		2398
2194	=head3 cf::object	2399	=head3 cf::object
2195		2400
2196	=cut	2401	=cut
…		…
2199		2404
2200	=over 4	2405	=over 4
2201		2406
2202	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2203		2408
2204	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.
2205		2411
2206	=cut	2412	=cut
2207		2413
2208	sub inv_recursive_;	2414	sub inv_recursive_;
2209	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2212		2418
2213	sub inv_recursive {	2419	sub inv_recursive {
2214	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2215	}	2421	}
2216		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
2217	package cf;	2451	package cf;
2218		2452
2219	=back	2453	=back
2220		2454
2221	=head3 cf::object::player	2455	=head3 cf::object::player
…		…
2227	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>
2228	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
2229	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2230		2464
2231	=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	};
2232		2480
2233	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2234	# with dialog boxes.	2482	# with dialog boxes.
2235	#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
2236	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
…		…
2248	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2249	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2250		2498
2251	} else {	2499	} else {
2252	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2253	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2254	}	2502	}
2255	}	2503	}
2256	}	2504	}
2257		2505
2258	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2349	# use -1 or undef as default coordinates, not 0, 0	2597	# use -1 or undef as default coordinates, not 0, 0
2350	($x, $y) = ($map->enter_x, $map->enter_y)	2598	($x, $y) = ($map->enter_x, $map->enter_y)
2351	if $x <=0 && $y <= 0;	2599	if $x <=0 && $y <= 0;
2352		2600
2353	$map->load;	2601	$map->load;
2354	$map->load_diag;	2602	$map->load_neighbours;
2355		2603
2356	return unless $self->contr->active;	2604	return unless $self->contr->active;
2357	$self->activate_recursive;	2605	$self->activate_recursive;
2358		2606
2359	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2379	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2627	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2380		2628
2381	$self->enter_link;	2629	$self->enter_link;
2382		2630
2383	(async {	2631	(async {
		2632	$Coro::current->{desc} = "player::goto $path $x $y";
		2633
		2634	# *tag paths override both path and x|y
		2635	if ($path =~ /^\*(.*)$/) {
		2636	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2637	my $ob = $obs[rand @obs];
		2638
		2639	# see if we actually can go there
		2640	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2641	$ob = $obs[rand @obs];
		2642	} else {
		2643	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2644	}
		2645	# else put us there anyways for now #d#
		2646
		2647	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2648	} else {
		2649	($path, $x, $y) = (undef, undef, undef);
		2650	}
		2651	}
		2652
2384	my $map = eval {	2653	my $map = eval {
2385	my $map = cf::map::find $path;	2654	my $map = defined $path ? cf::map::find $path : undef;
2386		2655
2387	if ($map) {	2656	if ($map) {
2388	$map = $map->customise_for ($self);	2657	$map = $map->customise_for ($self);
2389	$map = $check->($map) if $check && $map;	2658	$map = $check->($map) if $check && $map;
2390	} else {	2659	} else {
2391	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2660	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2392	}	2661	}
2393		2662
2394	$map	2663	$map
2395	};	2664	};
2396		2665
…		…
2432	}	2701	}
2433		2702
2434	sub prepare_random_map {	2703	sub prepare_random_map {
2435	my ($exit) = @_;	2704	my ($exit) = @_;
2436		2705
2437	my $guard = cf::lock_acquire "exit_prepare:$exit";
2438
2439	# all this does is basically replace the /! path by	2706	# all this does is basically replace the /! path by
2440	# a new random map path (?random/...) with a seed	2707	# a new random map path (?random/...) with a seed
2441	# that depends on the exit object	2708	# that depends on the exit object
2442		2709
2443	my $rmp = parse_random_map_params $exit->msg;	2710	my $rmp = parse_random_map_params $exit->msg;
…		…
2445	if ($exit->map) {	2712	if ($exit->map) {
2446	$rmp->{region} = $exit->region->name;	2713	$rmp->{region} = $exit->region->name;
2447	$rmp->{origin_map} = $exit->map->path;	2714	$rmp->{origin_map} = $exit->map->path;
2448	$rmp->{origin_x} = $exit->x;	2715	$rmp->{origin_x} = $exit->x;
2449	$rmp->{origin_y} = $exit->y;	2716	$rmp->{origin_y} = $exit->y;
		2717
		2718	$exit->map->touch;
2450	}	2719	}
2451		2720
2452	$rmp->{random_seed} ||= $exit->random_seed;	2721	$rmp->{random_seed} ||= $exit->random_seed;
2453		2722
2454	my $data = cf::to_json $rmp;	2723	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2455	my $md5 = Digest::MD5::md5_hex $data;	2724	my $md5 = Digest::MD5::md5_hex $data;
2456	my $meta = "$RANDOMDIR/$md5.meta";	2725	my $meta = "$RANDOMDIR/$md5.meta";
2457		2726
2458	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2727	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2459	aio_write $fh, 0, (length $data), $data, 0;	2728	aio_write $fh, 0, (length $data), $data, 0;
2460	undef $fh;	2729	undef $fh;
2461	aio_rename "$meta~", $meta;	2730	aio_rename "$meta~", $meta;
2462		2731
		2732	my $slaying = "?random/$md5";
		2733
		2734	if ($exit->valid) {
2463	$exit->slaying ("?random/$md5");	2735	$exit->slaying ("?random/$md5");
2464	$exit->msg (undef);	2736	$exit->msg (undef);
		2737	}
2465	}	2738	}
2466	}	2739	}
2467		2740
2468	sub cf::object::player::enter_exit {	2741	sub cf::object::player::enter_exit {
2469	my ($self, $exit) = @_;	2742	my ($self, $exit) = @_;
2470		2743
2471	return unless $self->type == cf::PLAYER;	2744	return unless $self->type == cf::PLAYER;
2472		2745
2473	if ($exit->slaying eq "/!") {
2474	#TODO: this should de-fi-ni-te-ly not be a sync-job
2475	# the problem is that $exit might not survive long enough
2476	# so it needs to be done right now, right here
2477	cf::sync_job { prepare_random_map $exit };
2478	}
2479
2480	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2481	my $hp = $exit->stats->hp;
2482	my $sp = $exit->stats->sp;
2483
2484	$self->enter_link;	2746	$self->enter_link;
2485		2747
2486	# if exit is damned, update players death & WoR home-position
2487	$self->contr->savebed ($slaying, $hp, $sp)
2488	if $exit->flag (FLAG_DAMNED);
2489
2490	(async {	2748	(async {
2491	$self->deactivate_recursive; # just to be sure	2749	$Coro::current->{desc} = "enter_exit";
		2750
2492	unless (eval {	2751	unless (eval {
		2752	$self->deactivate_recursive; # just to be sure
		2753
		2754	# random map handling
		2755	{
		2756	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2757
		2758	prepare_random_map $exit
		2759	if $exit->slaying eq "/!";
		2760	}
		2761
		2762	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2763	my $x = $exit->stats->hp;
		2764	my $y = $exit->stats->sp;
		2765
2493	$self->goto ($slaying, $hp, $sp);	2766	$self->goto ($map, $x, $y);
2494		2767
		2768	# if exit is damned, update players death & WoR home-position
		2769	$self->contr->savebed ($map, $x, $y)
		2770	if $exit->flag (cf::FLAG_DAMNED);
		2771
2495	1;	2772	1
2496	}) {	2773	}) {
2497	$self->message ("Something went wrong deep within the crossfire server. "	2774	$self->message ("Something went wrong deep within the crossfire server. "
2498	. "I'll try to bring you back to the map you were before. "	2775	. "I'll try to bring you back to the map you were before. "
2499	. "Please report this to the dungeon master!",	2776	. "Please report this to the dungeon master!",
2500	cf::NDI_UNIQUE | cf::NDI_RED);	2777	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2530	the message, with C<log> being the default. If C<$color> is negative, suppress	2807	the message, with C<log> being the default. If C<$color> is negative, suppress
2531	the message unless the client supports the msg packet.	2808	the message unless the client supports the msg packet.
2532		2809
2533	=cut	2810	=cut
2534		2811
		2812	# non-persistent channels (usually the info channel)
		2813	our %CHANNEL = (
		2814	"c/identify" => {
		2815	id => "infobox",
		2816	title => "Identify",
		2817	reply => undef,
		2818	tooltip => "Items recently identified",
		2819	},
		2820	"c/examine" => {
		2821	id => "infobox",
		2822	title => "Examine",
		2823	reply => undef,
		2824	tooltip => "Signs and other items you examined",
		2825	},
		2826	"c/book" => {
		2827	id => "infobox",
		2828	title => "Book",
		2829	reply => undef,
		2830	tooltip => "The contents of a note or book",
		2831	},
		2832	"c/lookat" => {
		2833	id => "infobox",
		2834	title => "Look",
		2835	reply => undef,
		2836	tooltip => "What you saw there",
		2837	},
		2838	"c/who" => {
		2839	id => "infobox",
		2840	title => "Players",
		2841	reply => undef,
		2842	tooltip => "Shows players who are currently online",
		2843	},
		2844	"c/body" => {
		2845	id => "infobox",
		2846	title => "Body Parts",
		2847	reply => undef,
		2848	tooltip => "Shows which body parts you posess and are available",
		2849	},
		2850	"c/uptime" => {
		2851	id => "infobox",
		2852	title => "Uptime",
		2853	reply => undef,
		2854	tooltip => "How long the server has been running since last restart",
		2855	},
		2856	"c/mapinfo" => {
		2857	id => "infobox",
		2858	title => "Map Info",
		2859	reply => undef,
		2860	tooltip => "Information related to the maps",
		2861	},
		2862	"c/party" => {
		2863	id => "party",
		2864	title => "Party",
		2865	reply => "gsay ",
		2866	tooltip => "Messages and chat related to your party",
		2867	},
		2868	);
		2869
2535	sub cf::client::send_msg {	2870	sub cf::client::send_msg {
2536	my ($self, $channel, $msg, $color, @extra) = @_;	2871	my ($self, $channel, $msg, $color, @extra) = @_;
2537		2872
2538	$msg = $self->pl->expand_cfpod ($msg);	2873	$msg = $self->pl->expand_cfpod ($msg);
2539		2874
2540	$color &= cf::NDI_CLIENT_MASK; # just in case...	2875	$color &= cf::NDI_CLIENT_MASK; # just in case...
2541		2876
		2877	# check predefined channels, for the benefit of C
		2878	if ($CHANNEL{$channel}) {
		2879	$channel = $CHANNEL{$channel};
		2880
		2881	$self->ext_msg (channel_info => $channel)
		2882	if $self->can_msg;
		2883
		2884	$channel = $channel->{id};
		2885
2542	if (ref $channel) {	2886	} elsif (ref $channel) {
2543	# send meta info to client, if not yet sent	2887	# send meta info to client, if not yet sent
2544	unless (exists $self->{channel}{$channel->{id}}) {	2888	unless (exists $self->{channel}{$channel->{id}}) {
2545	$self->{channel}{$channel->{id}} = $channel;	2889	$self->{channel}{$channel->{id}} = $channel;
2546	$self->ext_msg (channel_info => $channel);	2890	$self->ext_msg (channel_info => $channel)
		2891	if $self->can_msg;
2547	}	2892	}
2548		2893
2549	$channel = $channel->{id};	2894	$channel = $channel->{id};
2550	}	2895	}
2551		2896
…		…
2573	$color &= cf::NDI_COLOR_MASK;	2918	$color &= cf::NDI_COLOR_MASK;
2574		2919
2575	utf8::encode $msg;	2920	utf8::encode $msg;
2576		2921
2577	if (0 && $msg =~ /\[/) {	2922	if (0 && $msg =~ /\[/) {
		2923	# COMMAND/INFO
2578	$self->send_packet ("drawextinfo $color 4 0 $msg")	2924	$self->send_packet ("drawextinfo $color 10 8 $msg")
2579	} else {	2925	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2926	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")	2927	$self->send_packet ("drawinfo $color $msg")
2582	}	2928	}
2583	}	2929	}
…		…
2591	=cut	2937	=cut
2592		2938
2593	sub cf::client::ext_msg($$@) {	2939	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	2940	my ($self, $type, @msg) = @_;
2595		2941
2596	my $extcmd = $self->extcmd;
2597
2598	if ($extcmd == 2) {	2942	if ($self->extcmd == 2) {
2599	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2943	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2600	} elsif ($extcmd == 1) { # TODO: remove	2944	} elsif ($self->extcmd == 1) { # TODO: remove
2601	push @msg, msgtype => "event_$type";	2945	push @msg, msgtype => "event_$type";
		2946	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2947	}
		2948	}
		2949
		2950	=item $client->ext_reply ($msgid, @msg)
		2951
		2952	Sends an ext reply to the client.
		2953
		2954	=cut
		2955
		2956	sub cf::client::ext_reply($$@) {
		2957	my ($self, $id, @msg) = @_;
		2958
		2959	if ($self->extcmd == 2) {
		2960	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2961	} elsif ($self->extcmd == 1) {
		2962	#TODO: version 1, remove
		2963	unshift @msg, msgtype => "reply", msgid => $id;
2602	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2964	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2603	}	2965	}
2604	}	2966	}
2605		2967
2606	=item $success = $client->query ($flags, "text", \&cb)	2968	=item $success = $client->query ($flags, "text", \&cb)
…		…
2668	my ($type, $reply, @payload) =	3030	my ($type, $reply, @payload) =
2669	"ARRAY" eq ref $msg	3031	"ARRAY" eq ref $msg
2670	? @$msg	3032	? @$msg
2671	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3033	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2672		3034
		3035	my @reply;
		3036
2673	if (my $cb = $EXTICMD{$type}) {	3037	if (my $cb = $EXTICMD{$type}) {
2674	my @reply = $cb->($ns, @payload);	3038	@reply = $cb->($ns, @payload);
2675
2676	$ns->ext_reply ($reply, @reply)
2677	if $reply;
2678	}	3039	}
		3040
		3041	$ns->ext_reply ($reply, @reply)
		3042	if $reply;
		3043
2679	} else {	3044	} else {
2680	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3045	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2681	}	3046	}
2682		3047
2683	cf::override;	3048	cf::override;
…		…
2743	=pod	3108	=pod
2744		3109
2745	The following functions and methods are available within a safe environment:	3110	The following functions and methods are available within a safe environment:
2746		3111
2747	cf::object	3112	cf::object
2748	contr pay_amount pay_player map x y force_find force_add	3113	contr pay_amount pay_player map x y force_find force_add destroy
2749	insert remove	3114	insert remove name archname title slaying race decrease split
2750		3115
2751	cf::object::player	3116	cf::object::player
2752	player	3117	player
2753		3118
2754	cf::player	3119	cf::player
…		…
2759		3124
2760	=cut	3125	=cut
2761		3126
2762	for (	3127	for (
2763	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3128	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2764	insert remove inv)],	3129	insert remove inv nrof name archname title slaying race
		3130	decrease split destroy)],
2765	["cf::object::player" => qw(player)],	3131	["cf::object::player" => qw(player)],
2766	["cf::player" => qw(peaceful)],	3132	["cf::player" => qw(peaceful)],
2767	["cf::map" => qw(trigger)],	3133	["cf::map" => qw(trigger)],
2768	) {	3134	) {
2769	no strict 'refs';	3135	no strict 'refs';
…		…
2845	# the server's init and main functions	3211	# the server's init and main functions
2846		3212
2847	sub load_facedata($) {	3213	sub load_facedata($) {
2848	my ($path) = @_;	3214	my ($path) = @_;
2849		3215
		3216	# HACK to clear player env face cache, we need some signal framework
		3217	# for this (global event?)
		3218	%ext::player_env::MUSIC_FACE_CACHE = ();
		3219
		3220	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3221
2850	warn "loading facedata from $path\n";	3222	warn "loading facedata from $path\n";
2851		3223
2852	my $facedata;	3224	my $facedata;
2853	0 < aio_load $path, $facedata	3225	0 < aio_load $path, $facedata
2854	or die "$path: $!";	3226	or die "$path: $!";
…		…
2856	$facedata = Coro::Storable::thaw $facedata;	3228	$facedata = Coro::Storable::thaw $facedata;
2857		3229
2858	$facedata->{version} == 2	3230	$facedata->{version} == 2
2859	or cf::cleanup "$path: version mismatch, cannot proceed.";	3231	or cf::cleanup "$path: version mismatch, cannot proceed.";
2860		3232
		3233	# patch in the exptable
		3234	$facedata->{resource}{"res/exp_table"} = {
		3235	type => FT_RSRC,
		3236	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3237	};
		3238	cf::cede_to_tick;
		3239
2861	{	3240	{
2862	my $faces = $facedata->{faceinfo};	3241	my $faces = $facedata->{faceinfo};
2863		3242
2864	while (my ($face, $info) = each %$faces) {	3243	while (my ($face, $info) = each %$faces) {
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3244	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3245
2866	cf::face::set_visibility $idx, $info->{visibility};	3246	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3247	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3248	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2869	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3249	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2870		3250
2871	cf::cede_to_tick;	3251	cf::cede_to_tick;
2872	}	3252	}
2873		3253
2874	while (my ($face, $info) = each %$faces) {	3254	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3255	next unless $info->{smooth};
		3256
2876	my $idx = cf::face::find $face	3257	my $idx = cf::face::find $face
2877	or next;	3258	or next;
		3259
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3260	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3261	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3262	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3263	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3264	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2899		3281
2900	{	3282	{
2901	# TODO: for gcfclient pleasure, we should give resources	3283	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.	3284	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3285	my $res = $facedata->{resource};
2904	my $enc = JSON::XS->new->utf8->canonical;
2905
2906	my $soundconf = delete $res->{"res/sound.conf"};
2907		3286
2908	while (my ($name, $info) = each %$res) {	3287	while (my ($name, $info) = each %$res) {
2909	my $meta = $enc->encode ({	3288	if (defined $info->{type}) {
2910	name => $name,
2911	%{ $info->{meta} || {} },
2912	});
2913
2914	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3289	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3290	my $data;
2915		3291
2916	if ($info->{type} & 1) {	3292	if ($info->{type} & 1) {
2917	# prepend meta info	3293	# prepend meta info
2918		3294
		3295	my $meta = $enc->encode ({
		3296	name => $name,
		3297	%{ $info->{meta} || {} },
		3298	});
		3299
2919	my $data = pack "(w/a*)*", $meta, $info->{data};	3300	$data = pack "(w/a*)*", $meta, $info->{data};
2920	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3301	} else {
		3302	$data = $info->{data};
		3303	}
2921		3304
2922	cf::face::set_data $idx, 0, $data, $chk;	3305	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3306	cf::face::set_type $idx, $info->{type};
2923	} else {	3307	} else {
2924	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3308	$RESOURCE{$name} = $info;
2925	}	3309	}
2926		3310
2927	cf::face::set_type $idx, $info->{type};
2928
2929	cf::cede_to_tick;	3311	cf::cede_to_tick;
2930	}	3312	}
2931
2932	if ($soundconf) {
2933	$soundconf = $enc->decode (delete $soundconf->{data});
2934
2935	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2936	my $sound = $soundconf->{compat}[$_]
2937	or next;
2938
2939	my $face = cf::face::find "sound/$sound->[1]";
2940	cf::sound::set $sound->[0] => $face;
2941	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2942	}
2943
2944	while (my ($k, $v) = each %{$soundconf->{event}}) {
2945	my $face = cf::face::find "sound/$v";
2946	cf::sound::set $k => $face;
2947	}
2948	}
2949	}	3313	}
		3314
		3315	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2950		3316
2951	1	3317	1
2952	}	3318	}
		3319
		3320	cf::global->attach (on_resource_update => sub {
		3321	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3322	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3323
		3324	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3325	my $sound = $soundconf->{compat}[$_]
		3326	or next;
		3327
		3328	my $face = cf::face::find "sound/$sound->[1]";
		3329	cf::sound::set $sound->[0] => $face;
		3330	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3331	}
		3332
		3333	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3334	my $face = cf::face::find "sound/$v";
		3335	cf::sound::set $k => $face;
		3336	}
		3337	}
		3338	});
2953		3339
2954	register_exticmd fx_want => sub {	3340	register_exticmd fx_want => sub {
2955	my ($ns, $want) = @_;	3341	my ($ns, $want) = @_;
2956		3342
2957	while (my ($k, $v) = each %$want) {	3343	while (my ($k, $v) = each %$want) {
2958	$ns->fx_want ($k, $v);	3344	$ns->fx_want ($k, $v);
2959	}	3345	}
2960	};	3346	};
2961		3347
		3348	sub load_resource_file($) {
		3349	my $guard = lock_acquire "load_resource_file";
		3350
		3351	my $status = load_resource_file_ $_[0];
		3352	get_slot 0.1, 100;
		3353	cf::arch::commit_load;
		3354
		3355	$status
		3356	}
		3357
2962	sub reload_regions {	3358	sub reload_regions {
		3359	# HACK to clear player env face cache, we need some signal framework
		3360	# for this (global event?)
		3361	%ext::player_env::MUSIC_FACE_CACHE = ();
		3362
2963	load_resource_file "$MAPDIR/regions"	3363	load_resource_file "$MAPDIR/regions"
2964	or die "unable to load regions file\n";	3364	or die "unable to load regions file\n";
2965		3365
2966	for (cf::region::list) {	3366	for (cf::region::list) {
2967	$_->{match} = qr/$_->{match}/	3367	$_->{match} = qr/$_->{match}/
…		…
2975	}	3375	}
2976		3376
2977	sub reload_archetypes {	3377	sub reload_archetypes {
2978	load_resource_file "$DATADIR/archetypes"	3378	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";	3379	or die "unable to load archetypes\n";
2980	#d# NEED to laod twice to resolve forward references
2981	# this really needs to be done in an extra post-pass
2982	# (which needs to be synchronous, so solve it differently)
2983	load_resource_file "$DATADIR/archetypes"
2984	or die "unable to load archetypes\n";
2985	}	3380	}
2986		3381
2987	sub reload_treasures {	3382	sub reload_treasures {
2988	load_resource_file "$DATADIR/treasures"	3383	load_resource_file "$DATADIR/treasures"
2989	or die "unable to load treasurelists\n";	3384	or die "unable to load treasurelists\n";
2990	}	3385	}
2991		3386
2992	sub reload_resources {	3387	sub reload_resources {
2993	warn "reloading resource files...\n";	3388	warn "reloading resource files...\n";
2994		3389
		3390	reload_facedata;
		3391	reload_archetypes;
2995	reload_regions;	3392	reload_regions;
2996	reload_facedata;
2997	#reload_archetypes;#d#
2998	reload_archetypes;
2999	reload_treasures;	3393	reload_treasures;
3000		3394
3001	warn "finished reloading resource files\n";	3395	warn "finished reloading resource files\n";
3002	}	3396	}
3003		3397
3004	sub init {	3398	sub init {
		3399	my $guard = freeze_mainloop;
		3400
		3401	evthread_start IO::AIO::poll_fileno;
		3402
3005	reload_resources;	3403	reload_resources;
3006	}	3404	}
3007		3405
3008	sub cfg_load {	3406	sub reload_config {
3009	open my $fh, "<:utf8", "$CONFDIR/config"	3407	open my $fh, "<:utf8", "$CONFDIR/config"
3010	or return;	3408	or return;
3011		3409
3012	local $/;	3410	local $/;
3013	*CFG = YAML::Syck::Load <$fh>;	3411	*CFG = YAML::Load <$fh>;
3014		3412
3015	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3016		3414
3017	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3415	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3018	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3416	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3029	sub main {	3427	sub main {
3030	# we must not ever block the main coroutine	3428	# we must not ever block the main coroutine
3031	local $Coro::idle = sub {	3429	local $Coro::idle = sub {
3032	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3430	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3033	(async {	3431	(async {
3034	Event::one_event;	3432	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3433	EV::loop EV::LOOP_ONESHOT;
3035	})->prio (Coro::PRIO_MAX);	3434	})->prio (Coro::PRIO_MAX);
3036	};	3435	};
3037		3436
3038	cfg_load;	3437	{
		3438	my $guard = freeze_mainloop;
		3439	reload_config;
3039	db_init;	3440	db_init;
3040	load_extensions;	3441	load_extensions;
3041		3442
3042	$TICK_WATCHER->start;	3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3444	}
		3445
3043	Event::loop;	3446	EV::loop;
3044	}	3447	}
3045		3448
3046	#############################################################################	3449	#############################################################################
3047	# initialisation and cleanup	3450	# initialisation and cleanup
3048		3451
3049	# install some emergency cleanup handlers	3452	# install some emergency cleanup handlers
3050	BEGIN {	3453	BEGIN {
		3454	our %SIGWATCHER = ();
3051	for my $signal (qw(INT HUP TERM)) {	3455	for my $signal (qw(INT HUP TERM)) {
3052	Event->signal (	3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3053	reentrant => 0,
3054	data => WF_AUTOCANCEL,
3055	signal => $signal,
3056	prio => 0,
3057	cb => sub {
3058	cf::cleanup "SIG$signal";	3457	cf::cleanup "SIG$signal";
3059	},
3060	);	3458	};
3061	}	3459	}
3062	}	3460	}
3063		3461
3064	sub write_runtime {	3462	sub write_runtime_sync {
3065	my $runtime = "$LOCALDIR/runtime";	3463	my $runtime = "$LOCALDIR/runtime";
3066		3464
3067	# first touch the runtime file to show we are still running:	3465	# first touch the runtime file to show we are still running:
3068	# the fsync below can take a very very long time.	3466	# the fsync below can take a very very long time.
3069		3467
…		…
3095	and return;	3493	and return;
3096		3494
3097	warn "runtime file written.\n";	3495	warn "runtime file written.\n";
3098		3496
3099	1	3497	1
		3498	}
		3499
		3500	our $uuid_lock;
		3501	our $uuid_skip;
		3502
		3503	sub write_uuid_sync($) {
		3504	$uuid_skip ||= $_[0];
		3505
		3506	return if $uuid_lock;
		3507	local $uuid_lock = 1;
		3508
		3509	my $uuid = "$LOCALDIR/uuid";
		3510
		3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3512	or return;
		3513
		3514	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3515	$uuid_skip = 0;
		3516
		3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3518	and return;
		3519
		3520	# always fsync - this file is important
		3521	aio_fsync $fh
		3522	and return;
		3523
		3524	close $fh
		3525	or return;
		3526
		3527	aio_rename "$uuid~", $uuid
		3528	and return;
		3529
		3530	warn "uuid file written ($value).\n";
		3531
		3532	1
		3533
		3534	}
		3535
		3536	sub write_uuid($$) {
		3537	my ($skip, $sync) = @_;
		3538
		3539	$sync ? write_uuid_sync $skip
		3540	: async { write_uuid_sync $skip };
3100	}	3541	}
3101		3542
3102	sub emergency_save() {	3543	sub emergency_save() {
3103	my $freeze_guard = cf::freeze_mainloop;	3544	my $freeze_guard = cf::freeze_mainloop;
3104		3545
…		…
3110	# and maps saved/destroyed asynchronously.	3551	# and maps saved/destroyed asynchronously.
3111	warn "begin emergency player save\n";	3552	warn "begin emergency player save\n";
3112	for my $login (keys %cf::PLAYER) {	3553	for my $login (keys %cf::PLAYER) {
3113	my $pl = $cf::PLAYER{$login} or next;	3554	my $pl = $cf::PLAYER{$login} or next;
3114	$pl->valid or next;	3555	$pl->valid or next;
		3556	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3115	$pl->save;	3557	$pl->save;
3116	}	3558	}
3117	warn "end emergency player save\n";	3559	warn "end emergency player save\n";
3118		3560
3119	warn "begin emergency map save\n";	3561	warn "begin emergency map save\n";
…		…
3125	warn "end emergency map save\n";	3567	warn "end emergency map save\n";
3126		3568
3127	warn "begin emergency database checkpoint\n";	3569	warn "begin emergency database checkpoint\n";
3128	BDB::db_env_txn_checkpoint $DB_ENV;	3570	BDB::db_env_txn_checkpoint $DB_ENV;
3129	warn "end emergency database checkpoint\n";	3571	warn "end emergency database checkpoint\n";
		3572
		3573	warn "begin write uuid\n";
		3574	write_uuid_sync 1;
		3575	warn "end write uuid\n";
3130	};	3576	};
3131		3577
3132	warn "leave emergency perl save\n";	3578	warn "leave emergency perl save\n";
3133	}	3579	}
3134		3580
…		…
3149	warn "reloading...";	3595	warn "reloading...";
3150		3596
3151	warn "entering sync_job";	3597	warn "entering sync_job";
3152		3598
3153	cf::sync_job {	3599	cf::sync_job {
3154	cf::write_runtime; # external watchdog should not bark	3600	cf::write_runtime_sync; # external watchdog should not bark
3155	cf::emergency_save;	3601	cf::emergency_save;
3156	cf::write_runtime; # external watchdog should not bark	3602	cf::write_runtime_sync; # external watchdog should not bark
3157		3603
3158	warn "syncing database to disk";	3604	warn "syncing database to disk";
3159	BDB::db_env_txn_checkpoint $DB_ENV;	3605	BDB::db_env_txn_checkpoint $DB_ENV;
3160		3606
3161	# if anything goes wrong in here, we should simply crash as we already saved	3607	# if anything goes wrong in here, we should simply crash as we already saved
3162
3163	warn "cancelling all WF_AUTOCANCEL watchers";
3164	for (Event::all_watchers) {
3165	$_->cancel if $_->data & WF_AUTOCANCEL;
3166	}
3167		3608
3168	warn "flushing outstanding aio requests";	3609	warn "flushing outstanding aio requests";
3169	for (;;) {	3610	for (;;) {
3170	BDB::flush;	3611	BDB::flush;
3171	IO::AIO::flush;	3612	IO::AIO::flush;
3172	Coro::cede;	3613	Coro::cede_notself;
3173	last unless IO::AIO::nreqs || BDB::nreqs;	3614	last unless IO::AIO::nreqs || BDB::nreqs;
3174	warn "iterate...";	3615	warn "iterate...";
3175	}	3616	}
3176		3617
3177	++$RELOAD;	3618	++$RELOAD;
…		…
3236	warn "reloading cf.pm";	3677	warn "reloading cf.pm";
3237	require cf;	3678	require cf;
3238	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3679	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3239		3680
3240	warn "loading config and database again";	3681	warn "loading config and database again";
3241	cf::cfg_load;	3682	cf::reload_config;
3242		3683
3243	warn "loading extensions";	3684	warn "loading extensions";
3244	cf::load_extensions;	3685	cf::load_extensions;
3245		3686
3246	warn "reattaching attachments to objects/players";	3687	warn "reattaching attachments to objects/players";
…		…
3253	warn "leaving sync_job";	3694	warn "leaving sync_job";
3254		3695
3255	1	3696	1
3256	} or do {	3697	} or do {
3257	warn $@;	3698	warn $@;
3258	warn "error while reloading, exiting.";	3699	cf::cleanup "error while reloading, exiting.";
3259	exit 1;
3260	};	3700	};
3261		3701
3262	warn "reloaded";	3702	warn "reloaded";
3263	};	3703	};
3264		3704
…		…
3266		3706
3267	sub reload_perl() {	3707	sub reload_perl() {
3268	# doing reload synchronously and two reloads happen back-to-back,	3708	# doing reload synchronously and two reloads happen back-to-back,
3269	# coro crashes during coro_state_free->destroy here.	3709	# coro crashes during coro_state_free->destroy here.
3270		3710
3271	$RELOAD_WATCHER ||= Event->timer (	3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3272	reentrant => 0,
3273	after => 0,
3274	data => WF_AUTOCANCEL,
3275	cb => sub {
3276	do_reload_perl;	3712	do_reload_perl;
3277	undef $RELOAD_WATCHER;	3713	undef $RELOAD_WATCHER;
3278	},
3279	);	3714	};
3280	}	3715	}
3281		3716
3282	register_command "reload" => sub {	3717	register_command "reload" => sub {
3283	my ($who, $arg) = @_;	3718	my ($who, $arg) = @_;
3284		3719
3285	if ($who->flag (FLAG_WIZ)) {	3720	if ($who->flag (FLAG_WIZ)) {
3286	$who->message ("reloading server.");	3721	$who->message ("reloading server.");
		3722	async {
		3723	$Coro::current->{desc} = "perl_reload";
3287	async { reload_perl };	3724	reload_perl;
		3725	};
3288	}	3726	}
3289	};	3727	};
3290		3728
3291	unshift @INC, $LIBDIR;	3729	unshift @INC, $LIBDIR;
3292		3730
…		…
3294		3732
3295	our @WAIT_FOR_TICK;	3733	our @WAIT_FOR_TICK;
3296	our @WAIT_FOR_TICK_BEGIN;	3734	our @WAIT_FOR_TICK_BEGIN;
3297		3735
3298	sub wait_for_tick {	3736	sub wait_for_tick {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3301		3738
3302	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK, $signal;	3740	push @WAIT_FOR_TICK, $signal;
3304	$signal->wait;	3741	$signal->wait;
3305	}	3742	}
3306		3743
3307	sub wait_for_tick_begin {	3744	sub wait_for_tick_begin {
3308	return unless $TICK_WATCHER->is_active;
3309	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3310		3746
3311	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3312	push @WAIT_FOR_TICK_BEGIN, $signal;	3748	push @WAIT_FOR_TICK_BEGIN, $signal;
3313	$signal->wait;	3749	$signal->wait;
3314	}	3750	}
3315		3751
3316	my $min = 1e6;#d#	3752	sub tick {
3317	my $avg = 10;
3318	$TICK_WATCHER = Event->timer (
3319	reentrant => 0,
3320	parked => 1,
3321	prio => 0,
3322	at => $NEXT_TICK || $TICK,
3323	data => WF_AUTOCANCEL,
3324	cb => sub {
3325	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3326	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3327	unless ++$bug_warning > 10;	3755	unless ++$bug_warning > 10;
3328	return;	3756	return;
3329	}	3757	}
3330		3758
3331	$NOW = $tick_start = Event::time;
3332
3333	cf::server_tick; # one server iteration	3759	cf::server_tick; # one server iteration
3334		3760
3335	0 && sync_job {#d#	3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	for(1..10) {	3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3337	my $t = Event::time;	3763	Coro::async_pool {
3338	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3764	$Coro::current->{desc} = "runtime saver";
3339	or die;	3765	write_runtime_sync
3340		3766	or warn "ERROR: unable to write runtime file: $!";
3341	$map->width (50);
3342	$map->height (50);
3343	$map->alloc;
3344	$map->_load_objects ("/tmp/x.map", 1);
3345	my $t = Event::time - $t;
3346
3347	#next unless $t < 0.0013;#d#
3348	if ($t < $min) {
3349	$min = $t;
3350	}
3351	$avg = $avg * 0.99 + $t * 0.01;
3352	}
3353	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3354	exit 0;
3355	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3356	};	3767	};
		3768	}
3357		3769
3358	$RUNTIME += $TICK;
3359	$NEXT_TICK += $TICK;
3360
3361	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3362	$NEXT_RUNTIME_WRITE = $NOW + 10;
3363	Coro::async_pool {
3364	write_runtime
3365	or warn "ERROR: unable to write runtime file: $!";
3366	};
3367	}
3368
3369	# my $AFTER = Event::time;
3370	# warn $AFTER - $NOW;#d#
3371
3372	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3373	$sig->send;	3771	$sig->send;
3374	}	3772	}
3375	while (my $sig = shift @WAIT_FOR_TICK) {	3773	while (my $sig = shift @WAIT_FOR_TICK) {
3376	$sig->send;	3774	$sig->send;
3377	}	3775	}
3378		3776
3379	$NOW = Event::time;	3777	$LOAD = ($NOW - $TICK_START) / $TICK;
3380
3381	# if we are delayed by four ticks or more, skip them all
3382	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3383
3384	$TICK_WATCHER->at ($NEXT_TICK);
3385	$TICK_WATCHER->start;
3386
3387	$LOAD = ($NOW - $tick_start) / $TICK;
3388	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3389		3779
3390	_post_tick;	3780	if (0) {
3391		3781	if ($NEXT_TICK) {
3392		3782	my $jitter = $TICK_START - $NEXT_TICK;
		3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3784	warn "jitter $JITTER\n";#d#
		3785	}
3393	},	3786	}
3394	);	3787	}
3395		3788
3396	{	3789	{
3397	BDB::max_poll_time $TICK * 0.1;	3790	# configure BDB
3398	$BDB_POLL_WATCHER = Event->io (	3791
3399	reentrant => 0,
3400	fd => BDB::poll_fileno,
3401	poll => 'r',
3402	prio => 0,
3403	data => WF_AUTOCANCEL,
3404	cb => \&BDB::poll_cb,
3405	);
3406	BDB::min_parallel 8;	3792	BDB::min_parallel 8;
3407		3793	BDB::max_poll_reqs $TICK * 0.1;
3408	BDB::set_sync_prepare {	3794	$AnyEvent::BDB::WATCHER->priority (1);
3409	my $status;
3410	my $current = $Coro::current;
3411	(
3412	sub {
3413	$status = $!;
3414	$current->ready; undef $current;
3415	},
3416	sub {
3417	Coro::schedule while defined $current;
3418	$! = $status;
3419	},
3420	)
3421	};
3422		3795
3423	unless ($DB_ENV) {	3796	unless ($DB_ENV) {
3424	$DB_ENV = BDB::db_env_create;	3797	$DB_ENV = BDB::db_env_create;
		3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3799	| BDB::LOG_AUTOREMOVE, 1);
		3800	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3801	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3425		3802
3426	cf::sync_job {	3803	cf::sync_job {
3427	eval {	3804	eval {
3428	BDB::db_env_open	3805	BDB::db_env_open
3429	$DB_ENV,	3806	$DB_ENV,
…		…
3431	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3808	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3432	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3809	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3433	0666;	3810	0666;
3434		3811
3435	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3812	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3436
3437	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3438	$DB_ENV->set_lk_detect;
3439	};	3813	};
3440		3814
3441	cf::cleanup "db_env_open(db): $@" if $@;	3815	cf::cleanup "db_env_open(db): $@" if $@;
3442	};	3816	};
3443	}	3817	}
		3818
		3819	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3820	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3821	};
		3822	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3823	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3824	};
		3825	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3826	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3827	};
3444	}	3828	}
3445		3829
3446	{	3830	{
		3831	# configure IO::AIO
		3832
3447	IO::AIO::min_parallel 8;	3833	IO::AIO::min_parallel 8;
3448
3449	undef $Coro::AIO::WATCHER;
3450	IO::AIO::max_poll_time $TICK * 0.1;	3834	IO::AIO::max_poll_time $TICK * 0.1;
3451	$AIO_POLL_WATCHER = Event->io (	3835	undef $AnyEvent::AIO::WATCHER;
3452	reentrant => 0,
3453	data => WF_AUTOCANCEL,
3454	fd => IO::AIO::poll_fileno,
3455	poll => 'r',
3456	prio => 6,
3457	cb => \&IO::AIO::poll_cb,
3458	);
3459	}	3836	}
3460		3837
3461	my $_log_backtrace;	3838	my $_log_backtrace;
3462		3839
3463	sub _log_backtrace {	3840	sub _log_backtrace {
…		…
3467		3844
3468	# limit the # of concurrent backtraces	3845	# limit the # of concurrent backtraces
3469	if ($_log_backtrace < 2) {	3846	if ($_log_backtrace < 2) {
3470	++$_log_backtrace;	3847	++$_log_backtrace;
3471	async {	3848	async {
		3849	$Coro::current->{desc} = "abt $msg";
		3850
3472	my @bt = fork_call {	3851	my @bt = fork_call {
3473	@addr = map { sprintf "%x", $_ } @addr;	3852	@addr = map { sprintf "%x", $_ } @addr;
3474	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3853	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3475	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3854	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3476	or die "addr2line: $!";	3855	or die "addr2line: $!";

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