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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.318 by root, Tue Jul 24 04:55:34 2007 UTC vs.
Revision 1.438 by elmex, Sun Jul 13 20:15:51 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 1.6;
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
…		…
1372	$cf::PLAYER{$login} = $self;	1497	$cf::PLAYER{$login} = $self;
1373		1498
1374	$self	1499	$self
1375	}	1500	}
1376		1501
		1502	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1503
		1504	=cut
		1505
		1506	sub send_msg {
		1507	my $ns = shift->ns
		1508	or return;
		1509	$ns->send_msg (@_);
		1510	}
		1511
1377	=item $pl->quit_character	1512	=item $pl->quit_character
1378		1513
1379	Nukes the player without looking back. If logged in, the connection will	1514	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1515	be destroyed. May block for a long time.
1381		1516
…		…
1389	$pl->{deny_save} = 1;	1524	$pl->{deny_save} = 1;
1390	$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
1391		1526
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1528	$pl->deactivate;
		1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1530	$pl->ob->check_score;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1532	$pl->ns->destroy if $pl->ns;
1396		1533
1397	my $path = playerdir $pl;	1534	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1535	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1571	or return [];
1435		1572
1436	my @logins;	1573	my @logins;
1437		1574
1438	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") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1581	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1582	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1583	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1584	}
1442		1585
1443	utf8::decode $login;	1586	utf8::decode $login;
1444	push @logins, $login;	1587	push @logins, $login;
1445	}	1588	}
1446		1589
…		…
1479		1622
1480	Expand crossfire pod fragments into protocol xml.	1623	Expand crossfire pod fragments into protocol xml.
1481		1624
1482	=cut	1625	=cut
1483		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
1484	sub expand_cfpod {	1638	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;	1639	my ($self, $pod) = @_;
1486		1640
1487	# escape & and <	1641	my $xml;
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490		1642
1491	# this is buggy, it needs to properly take care of nested <'s	1643	while () {
		1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1645	$group = $1;
1492		1646
1493	1 while	1647	$group =~ s/&/&amp;/g;
1494	# replace B<>, I<>, U<> etc.	1648	$group =~ s/</&lt;/g;
1495	s/B<([^\>]*)>/<b>$1<\/b>/	1649
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/	1650	$xml .= $group;
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/	1651	} elsif ($pod =~ m%\G
1498	# replace G<male|female> tags	1652	([BCGHITU])
1499	|| s{G<([^>|]*)\|([^>]*)>}{	1653	<
1500	$self->gender ? $2 : $1	1654	(?:
1501	}ge	1655	([^<>]*) (?{ $group = $^N })
1502	# replace H<hint text>	1656	| < $interior >
1503	|| s{H<([^\>]*)>}	1657	)
		1658	>
		1659	%gcsx
1504	{	1660	) {
		1661	my ($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") {
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")	1680	"")
1508	[$self->{hintmode}]	1681	[$self->{hintmode}];
		1682	} else {
		1683	$xml .= "error processing '$code($data)' directive";
1509	}ge;	1684	}
		1685	} else {
		1686	if ($pod =~ /\G(.+)/) {
		1687	warn "parse error while expanding $pod (at $1)";
		1688	}
		1689	last;
		1690	}
		1691	}
1510		1692
		1693	for ($xml) {
1511	# create single paragraphs (very hackish)	1694	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;	1695	s/(?<=\S)\n(?=\w)/ /g;
1513		1696
1514	# compress some whitespace	1697	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends	1698	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines	1699	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines	1700	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines	1701	s/\n+$//; # ending lines
		1702	}
1519		1703
1520	$_	1704	$xml
1521	}	1705	}
		1706
		1707	no re 'eval';
1522		1708
1523	sub hintmode {	1709	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;	1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}	1711	$_[0]{hintmode}
1526	}	1712	}
…		…
1532	=cut	1718	=cut
1533		1719
1534	sub ext_reply($$@) {	1720	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1721	my ($self, $id, @msg) = @_;
1536		1722
1537	if ($self->ns->extcmd == 2) {	1723	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1724	}
1545		1725
1546	=item $player->ext_msg ($type, @msg)	1726	=item $player->ext_msg ($type, @msg)
1547		1727
1548	Sends an ext event to the client.	1728	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1784	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1785	our $DEFAULT_RESET = 3000;
1606		1786
1607	sub generate_random_map {	1787	sub generate_random_map {
1608	my ($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
1609	# mit "rum" bekleckern, nicht	1792	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1793	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1735		1918
1736	# the temporary/swap location	1919	# the temporary/swap location
1737	sub save_path {	1920	sub save_path {
1738	my ($self) = @_;	1921	my ($self) = @_;
1739		1922
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1923	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1924	"$TMPDIR/$path.map"
1742	}	1925	}
1743		1926
1744	# the unique path, undef == no special unique path	1927	# the unique path, undef == no special unique path
1745	sub uniq_path {	1928	sub uniq_path {
1746	my ($self) = @_;	1929	my ($self) = @_;
1747		1930
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1932	"$UNIQUEDIR/$path"
1750	}	1933	}
1751		1934
1752	# and all this just because we cannot iterate over	1935	# and all this just because we cannot iterate over
1753	# all maps in C++...	1936	# all maps in C++...
…		…
1776		1959
1777	sub load_header_from($) {	1960	sub load_header_from($) {
1778	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1779		1962
1780	utf8::encode $path;	1963	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	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;
1786		1972
1787	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1788		1974
1789	1	1975	1
1790	}	1976	}
…		…
1844	sub find {	2030	sub find {
1845	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1846		2032
1847	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1848		2034
		2035	cf::lock_wait "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2036	cf::lock_wait "map_find:$path";
1850		2037
1851	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
		2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1852	my $guard = cf::lock_acquire "map_find:$path";	2040	my $guard2 = cf::lock_acquire "map_find:$path";
		2041
1853	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1854	or return;	2043	or return;
1855		2044
1856	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
1857		2046
…		…
1859	or return;	2048	or return;
1860		2049
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
		2054	undef $guard1;
1864	$map->reset;	2055	$map->reset;
1865	undef $guard;
1866	return find $path;	2056	return find $path;
1867	}	2057	}
1868		2058
1869	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
1870	}	2060	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
1880		2070
1881	my $path = $self->{path};	2071	my $path = $self->{path};
1882		2072
1883	{	2073	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2074	my $guard = cf::lock_acquire "map_data:$path";
1885		2075
		2076	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2077	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2078
1888	$self->in_memory (cf::MAP_LOADING);	2079	$self->in_memory (cf::MAP_LOADING);
1889		2080
1890	$self->alloc;	2081	$self->alloc;
1891		2082
1892	$self->pre_load;	2083	$self->pre_load;
1893	Coro::cede;	2084	cf::cede_to_tick;
1894		2085
		2086	my $f = new_from_file cf::object::thawer $self->{load_path};
		2087	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2088	$self->_load_objects ($f)
1896	or return;	2089	or return;
1897		2090
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1899	if delete $self->{load_original};	2092	if delete $self->{load_original};
1900		2093
1901	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2095	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2096	unless (aio_stat $uniq) {
		2097	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2098	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2099	$self->_load_objects ($f);
		2100	$f->resolve_delayed_derefs;
		2101	}
1906	}	2102	}
1907	}	2103	}
1908		2104
1909	Coro::cede;	2105	$f->resolve_delayed_derefs;
		2106
		2107	cf::cede_to_tick;
1910	# now do the right thing for maps	2108	# now do the right thing for maps
1911	$self->link_multipart_objects;	2109	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2110	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2111	unless $self->difficulty;
1914	Coro::cede;	2112	cf::cede_to_tick;
1915		2113
1916	unless ($self->{deny_activate}) {	2114	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2115	$self->decay_objects;
1918	$self->fix_auto_apply;	2116	$self->fix_auto_apply;
1919	$self->update_buttons;	2117	$self->update_buttons;
1920	Coro::cede;	2118	cf::cede_to_tick;
1921	$self->set_darkness_map;	2119	$self->set_darkness_map;
1922	Coro::cede;	2120	cf::cede_to_tick;
1923	$self->activate;	2121	$self->activate;
1924	}	2122	}
1925		2123
		2124	$self->{last_save} = $cf::RUNTIME;
		2125	$self->last_access ($cf::RUNTIME);
		2126
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2127	$self->in_memory (cf::MAP_ACTIVE);
1927	}	2128	}
1928		2129
1929	$self->post_load;	2130	$self->post_load;
1930	}	2131	}
1931		2132
…		…
1940		2141
1941	$self	2142	$self
1942	}	2143	}
1943		2144
1944	# find and load all maps in the 3x3 area around a map	2145	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2146	sub load_neighbours {
1946	my ($map) = @_;	2147	my ($map) = @_;
1947		2148
1948	my @diag; # diagonal neighbours	2149	my @neigh; # diagonal neighbours
1949		2150
1950	for (0 .. 3) {	2151	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2152	my $neigh = $map->tile_path ($_)
1952	or next;	2153	or next;
1953	$neigh = find $neigh, $map	2154	$neigh = find $neigh, $map
1954	or next;	2155	or next;
1955	$neigh->load;	2156	$neigh->load;
1956		2157
		2158	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2159	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2160	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2161	}
1960		2162
1961	for (@diag) {	2163	for (grep defined $_->[0], @neigh) {
		2164	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2165	my $neigh = find $path, $origin
1963	or next;	2166	or next;
1964	$neigh->load;	2167	$neigh->load;
1965	}	2168	}
1966	}	2169	}
1967		2170
…		…
1972	}	2175	}
1973		2176
1974	sub do_load_sync {	2177	sub do_load_sync {
1975	my ($map) = @_;	2178	my ($map) = @_;
1976		2179
		2180	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2181	if $Coro::current == $Coro::main;
		2182
1977	cf::sync_job { $map->load };	2183	cf::sync_job { $map->load };
1978	}	2184	}
1979		2185
1980	our %MAP_PREFETCH;	2186	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2187	our $MAP_PREFETCHER = undef;
1982		2188
1983	sub find_async {	2189	sub find_async {
1984	my ($path, $origin) = @_;	2190	my ($path, $origin, $load) = @_;
1985		2191
1986	$path = normalise $path, $origin && $origin->{path};	2192	$path = normalise $path, $origin && $origin->{path};
1987		2193
1988	if (my $map = $cf::MAP{$path}) {	2194	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2195	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1990	}	2196	}
1991		2197
1992	undef $MAP_PREFETCH{$path};	2198	$MAP_PREFETCH{$path} |= $load;
		2199
1993	$MAP_PREFETCHER ||= cf::async {	2200	$MAP_PREFETCHER ||= cf::async {
		2201	$Coro::current->{desc} = "map prefetcher";
		2202
1994	while (%MAP_PREFETCH) {	2203	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2204	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2205	if (my $map = find $k) {
1997	$map->load;	2206	$map->load if $v;
1998	}	2207	}
1999		2208
2000	delete $MAP_PREFETCH{$path};	2209	delete $MAP_PREFETCH{$k};
2001	}	2210	}
2002	}	2211	}
2003	undef $MAP_PREFETCHER;	2212	undef $MAP_PREFETCHER;
2004	};	2213	};
2005	$MAP_PREFETCHER->prio (6);	2214	$MAP_PREFETCHER->prio (6);
…		…
2008	}	2217	}
2009		2218
2010	sub save {	2219	sub save {
2011	my ($self) = @_;	2220	my ($self) = @_;
2012		2221
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;	2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
2014		2223
2015	$self->{last_save} = $cf::RUNTIME;	2224	$self->{last_save} = $cf::RUNTIME;
2016		2225
2017	return unless $self->dirty;	2226	return unless $self->dirty;
2018		2227
…		…
2024	return if $self->{deny_save};	2233	return if $self->{deny_save};
2025		2234
2026	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
2027		2236
2028	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
2030	};	2240	};
		2241
		2242	cf::get_slot 0.02;
2031		2243
2032	if ($uniq) {	2244	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2247	} else {
…		…
2041	my ($self) = @_;	2253	my ($self) = @_;
2042		2254
2043	# save first because save cedes	2255	# save first because save cedes
2044	$self->save;	2256	$self->save;
2045		2257
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2258	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2259
2048	return if $self->players;	2260	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;	2261	return if $self->in_memory != cf::MAP_ACTIVE;
2050	return if $self->{deny_save};	2262	return if $self->{deny_save};
2051		2263
		2264	$self->in_memory (cf::MAP_SWAPPED);
		2265
		2266	$self->deactivate;
		2267	$_->clear_links_to ($self) for values %cf::MAP;
2052	$self->clear;	2268	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2269	}
2055		2270
2056	sub reset_at {	2271	sub reset_at {
2057	my ($self) = @_;	2272	my ($self) = @_;
2058		2273
…		…
2090	if $uniq;	2305	if $uniq;
2091	}	2306	}
2092		2307
2093	delete $cf::MAP{$self->path};	2308	delete $cf::MAP{$self->path};
2094		2309
		2310	$self->deactivate;
		2311	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2312	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2313
2099	$self->unlink_save;	2314	$self->unlink_save;
2100	$self->destroy;	2315	$self->destroy;
2101	}	2316	}
2102		2317
2103	my $nuke_counter = "aaaa";	2318	my $nuke_counter = "aaaa";
2104		2319
2105	sub nuke {	2320	sub nuke {
2106	my ($self) = @_;	2321	my ($self) = @_;
2107		2322
		2323	{
		2324	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2325
2108	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2109		2327
2110	$self->unlink_save;	2328	$self->unlink_save;
2111		2329
2112	bless $self, "cf::map";	2330	bless $self, "cf::map";
2113	delete $self->{deny_reset};	2331	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2332	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2333	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2335
2118	$cf::MAP{$self->path} = $self;	2336	$cf::MAP{$self->path} = $self;
		2337	}
2119		2338
2120	$self->reset; # polite request, might not happen	2339	$self->reset; # polite request, might not happen
2121	}	2340	}
2122		2341
2123	=item $maps = cf::map::tmp_maps	2342	=item $maps = cf::map::tmp_maps
…		…
2165		2384
2166	sub unique_maps() {	2385	sub unique_maps() {
2167	[	2386	[
2168	map {	2387	map {
2169	utf8::decode $_;	2388	utf8::decode $_;
2170	/\.map$/	2389	s/\.map$//; # TODO future compatibility hack
		2390	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2391	? ()
2171	? normalise $_	2392	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2393	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2394	]
2175	}	2395	}
2176		2396
2177	package cf;
2178
2179	=back	2397	=back
2180		2398
2181	=head3 cf::object	2399	=head3 cf::object
2182		2400
2183	=cut	2401	=cut
…		…
2186		2404
2187	=over 4	2405	=over 4
2188		2406
2189	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2190		2408
2191	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.
2192		2411
2193	=cut	2412	=cut
2194		2413
2195	sub inv_recursive_;	2414	sub inv_recursive_;
2196	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2199		2418
2200	sub inv_recursive {	2419	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2202	}	2421	}
2203		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
2204	package cf;	2451	package cf;
2205		2452
2206	=back	2453	=back
2207		2454
2208	=head3 cf::object::player	2455	=head3 cf::object::player
…		…
2214	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>
2215	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
2216	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2217		2464
2218	=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	};
2219		2480
2220	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2482	# with dialog boxes.
2222	#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
2223	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2498
2238	} else {	2499	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2502	}
2242	}	2503	}
		2504	}
		2505
		2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2507
		2508	=cut
		2509
		2510	sub cf::object::send_msg {
		2511	my $pl = shift->contr
		2512	or return;
		2513	$pl->send_msg (@_);
2243	}	2514	}
2244		2515
2245	=item $player_object->may ("access")	2516	=item $player_object->may ("access")
2246		2517
2247	Returns wether the given player is authorized to access resource "access"	2518	Returns wether the given player is authorized to access resource "access"
…		…
2326	# use -1 or undef as default coordinates, not 0, 0	2597	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2598	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2599	if $x <=0 && $y <= 0;
2329		2600
2330	$map->load;	2601	$map->load;
2331	$map->load_diag;	2602	$map->load_neighbours;
2332		2603
2333	return unless $self->contr->active;	2604	return unless $self->contr->active;
2334	$self->activate_recursive;	2605	$self->activate_recursive;
2335		2606
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2343	her, loading and preparing them map, calling the provided $check callback	2614	her, loading and preparing them map, calling the provided $check callback
2344	that has to return the map if sucecssful, and then unfreezes the player on	2615	that has to return the map if sucecssful, and then unfreezes the player on
2345	the new (success) or old (failed) map position. In either case, $done will	2616	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2617	be called at the end of this process.
2347		2618
		2619	Note that $check will be called with a potentially non-loaded map, so if
		2620	it needs a loaded map it has to call C<< ->load >>.
		2621
2348	=cut	2622	=cut
2349		2623
2350	our $GOTOGEN;	2624	our $GOTOGEN;
2351		2625
2352	sub cf::object::player::goto {	2626	sub cf::object::player::goto {
…		…
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2630	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2631
2358	$self->enter_link;	2632	$self->enter_link;
2359		2633
2360	(async {	2634	(async {
		2635	$Coro::current->{desc} = "player::goto $path $x $y";
		2636
		2637	# *tag paths override both path and x|y
		2638	if ($path =~ /^\*(.*)$/) {
		2639	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2640	my $ob = $obs[rand @obs];
		2641
		2642	# see if we actually can go there
		2643	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2644	$ob = $obs[rand @obs];
		2645	} else {
		2646	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2647	}
		2648	# else put us there anyways for now #d#
		2649
		2650	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2651	} else {
		2652	($path, $x, $y) = (undef, undef, undef);
		2653	}
		2654	}
		2655
2361	my $map = eval {	2656	my $map = eval {
2362	my $map = cf::map::find $path;	2657	my $map = defined $path ? cf::map::find $path : undef;
2363		2658
2364	if ($map) {	2659	if ($map) {
2365	$map = $map->customise_for ($self);	2660	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2661	$map = $check->($map) if $check && $map;
2367	} else {	2662	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2663	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2664	}
2370		2665
2371	$map	2666	$map
2372	};	2667	};
2373		2668
…		…
2409	}	2704	}
2410		2705
2411	sub prepare_random_map {	2706	sub prepare_random_map {
2412	my ($exit) = @_;	2707	my ($exit) = @_;
2413		2708
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2709	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2710	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2711	# that depends on the exit object
2419		2712
2420	my $rmp = parse_random_map_params $exit->msg;	2713	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2715	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2716	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2717	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2718	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2719	$rmp->{origin_y} = $exit->y;
		2720
		2721	$exit->map->touch;
2427	}	2722	}
2428		2723
2429	$rmp->{random_seed} ||= $exit->random_seed;	2724	$rmp->{random_seed} ||= $exit->random_seed;
2430		2725
2431	my $data = cf::to_json $rmp;	2726	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2727	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2728	my $meta = "$RANDOMDIR/$md5.meta";
2434		2729
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2730	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2731	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2732	undef $fh;
2438	aio_rename "$meta~", $meta;	2733	aio_rename "$meta~", $meta;
2439		2734
		2735	my $slaying = "?random/$md5";
		2736
		2737	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2738	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2739	$exit->msg (undef);
		2740	}
2442	}	2741	}
2443	}	2742	}
2444		2743
2445	sub cf::object::player::enter_exit {	2744	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2745	my ($self, $exit) = @_;
2447		2746
2448	return unless $self->type == cf::PLAYER;	2747	return unless $self->type == cf::PLAYER;
2449		2748
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2749	$self->enter_link;
2462		2750
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2751	(async {
2468	$self->deactivate_recursive; # just to be sure	2752	$Coro::current->{desc} = "enter_exit";
		2753
2469	unless (eval {	2754	unless (eval {
		2755	$self->deactivate_recursive; # just to be sure
		2756
		2757	# random map handling
		2758	{
		2759	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2760
		2761	prepare_random_map $exit
		2762	if $exit->slaying eq "/!";
		2763	}
		2764
		2765	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2766	my $x = $exit->stats->hp;
		2767	my $y = $exit->stats->sp;
		2768
2470	$self->goto ($slaying, $hp, $sp);	2769	$self->goto ($map, $x, $y);
2471		2770
		2771	# if exit is damned, update players death & WoR home-position
		2772	$self->contr->savebed ($map, $x, $y)
		2773	if $exit->flag (cf::FLAG_DAMNED);
		2774
2472	1;	2775	1
2473	}) {	2776	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2777	$self->message ("Something went wrong deep within the crossfire server. "
2475	. "I'll try to bring you back to the map you were before. "	2778	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	2779	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2780	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	2810	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	2811	the message unless the client supports the msg packet.
2509		2812
2510	=cut	2813	=cut
2511		2814
		2815	# non-persistent channels (usually the info channel)
		2816	our %CHANNEL = (
		2817	"c/identify" => {
		2818	id => "infobox",
		2819	title => "Identify",
		2820	reply => undef,
		2821	tooltip => "Items recently identified",
		2822	},
		2823	"c/examine" => {
		2824	id => "infobox",
		2825	title => "Examine",
		2826	reply => undef,
		2827	tooltip => "Signs and other items you examined",
		2828	},
		2829	"c/book" => {
		2830	id => "infobox",
		2831	title => "Book",
		2832	reply => undef,
		2833	tooltip => "The contents of a note or book",
		2834	},
		2835	"c/lookat" => {
		2836	id => "infobox",
		2837	title => "Look",
		2838	reply => undef,
		2839	tooltip => "What you saw there",
		2840	},
		2841	"c/who" => {
		2842	id => "infobox",
		2843	title => "Players",
		2844	reply => undef,
		2845	tooltip => "Shows players who are currently online",
		2846	},
		2847	"c/body" => {
		2848	id => "infobox",
		2849	title => "Body Parts",
		2850	reply => undef,
		2851	tooltip => "Shows which body parts you posess and are available",
		2852	},
		2853	"c/uptime" => {
		2854	id => "infobox",
		2855	title => "Uptime",
		2856	reply => undef,
		2857	tooltip => "How long the server has been running since last restart",
		2858	},
		2859	"c/mapinfo" => {
		2860	id => "infobox",
		2861	title => "Map Info",
		2862	reply => undef,
		2863	tooltip => "Information related to the maps",
		2864	},
		2865	"c/party" => {
		2866	id => "party",
		2867	title => "Party",
		2868	reply => "gsay ",
		2869	tooltip => "Messages and chat related to your party",
		2870	},
		2871	);
		2872
2512	sub cf::client::send_msg {	2873	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	2874	my ($self, $channel, $msg, $color, @extra) = @_;
2514		2875
2515	$msg = $self->pl->expand_cfpod ($msg);	2876	$msg = $self->pl->expand_cfpod ($msg);
2516		2877
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	2878	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		2879
		2880	# check predefined channels, for the benefit of C
		2881	if ($CHANNEL{$channel}) {
		2882	$channel = $CHANNEL{$channel};
		2883
		2884	$self->ext_msg (channel_info => $channel)
		2885	if $self->can_msg;
		2886
		2887	$channel = $channel->{id};
		2888
2519	if (ref $channel) {	2889	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	2890	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	2891	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	2892	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => %$channel);	2893	$self->ext_msg (channel_info => $channel)
		2894	if $self->can_msg;
2524	}	2895	}
2525		2896
2526	$channel = $channel->{id};	2897	$channel = $channel->{id};
2527	}	2898	}
2528		2899
2529	return unless @extra || length $msg;	2900	return unless @extra || length $msg;
2530		2901
2531	if ($self->can_msg) {	2902	if ($self->can_msg) {
		2903	# default colour, mask it out
		2904	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2905	if $color & cf::NDI_DEF;
		2906
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2907	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2908	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2533	} else {	2909	} else {
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543
2544	if ($color >= 0) {	2910	if ($color >= 0) {
		2911	# replace some tags by gcfclient-compatible ones
		2912	for ($msg) {
		2913	1 while
		2914	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2915	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2916	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2917	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2918	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2919	}
		2920
		2921	$color &= cf::NDI_COLOR_MASK;
		2922
		2923	utf8::encode $msg;
		2924
2545	if (0 && $msg =~ /\[/) {	2925	if (0 && $msg =~ /\[/) {
		2926	# COMMAND/INFO
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	2927	$self->send_packet ("drawextinfo $color 10 8 $msg")
2547	} else {	2928	} else {
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2929	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2549	$self->send_packet ("drawinfo $color $msg")	2930	$self->send_packet ("drawinfo $color $msg")
2550	}	2931	}
2551	}	2932	}
…		…
2559	=cut	2940	=cut
2560		2941
2561	sub cf::client::ext_msg($$@) {	2942	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	2943	my ($self, $type, @msg) = @_;
2563		2944
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	2945	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2946	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	2947	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	2948	push @msg, msgtype => "event_$type";
		2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2950	}
		2951	}
		2952
		2953	=item $client->ext_reply ($msgid, @msg)
		2954
		2955	Sends an ext reply to the client.
		2956
		2957	=cut
		2958
		2959	sub cf::client::ext_reply($$@) {
		2960	my ($self, $id, @msg) = @_;
		2961
		2962	if ($self->extcmd == 2) {
		2963	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2964	} elsif ($self->extcmd == 1) {
		2965	#TODO: version 1, remove
		2966	unshift @msg, msgtype => "reply", msgid => $id;
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2967	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	2968	}
2572	}	2969	}
2573		2970
2574	=item $success = $client->query ($flags, "text", \&cb)	2971	=item $success = $client->query ($flags, "text", \&cb)
…		…
2636	my ($type, $reply, @payload) =	3033	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	3034	"ARRAY" eq ref $msg
2638	? @$msg	3035	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3036	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3037
		3038	my @reply;
		3039
2641	if (my $cb = $EXTICMD{$type}) {	3040	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3041	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3042	}
		3043
		3044	$ns->ext_reply ($reply, @reply)
		3045	if $reply;
		3046
2647	} else {	3047	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3048	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3049	}
2650		3050
2651	cf::override;	3051	cf::override;
…		…
2698	our $safe = new Safe "safe";	3098	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3099	our $safe_hole = new Safe::Hole;
2700		3100
2701	$SIG{FPE} = 'IGNORE';	3101	$SIG{FPE} = 'IGNORE';
2702		3102
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3103	$safe->permit_only (Opcode::opset qw(
		3104	:base_core :base_mem :base_orig :base_math
		3105	grepstart grepwhile mapstart mapwhile
		3106	sort time
		3107	));
2704		3108
2705	# here we export the classes and methods available to script code	3109	# here we export the classes and methods available to script code
2706		3110
2707	=pod	3111	=pod
2708		3112
2709	The following functions and methods are available within a safe environment:	3113	The following functions and methods are available within a safe environment:
2710		3114
2711	cf::object	3115	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3116	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3117	insert remove name archname title slaying race decrease split
2714		3118
2715	cf::object::player	3119	cf::object::player
2716	player	3120	player
2717		3121
2718	cf::player	3122	cf::player
…		…
2723		3127
2724	=cut	3128	=cut
2725		3129
2726	for (	3130	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3131	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3132	insert remove inv nrof name archname title slaying race
		3133	decrease split destroy change_exp)],
2729	["cf::object::player" => qw(player)],	3134	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3135	["cf::player" => qw(peaceful)],
2731	["cf::map" => qw(trigger)],	3136	["cf::map" => qw(trigger)],
2732	) {	3137	) {
2733	no strict 'refs';	3138	no strict 'refs';
…		…
2809	# the server's init and main functions	3214	# the server's init and main functions
2810		3215
2811	sub load_facedata($) {	3216	sub load_facedata($) {
2812	my ($path) = @_;	3217	my ($path) = @_;
2813		3218
		3219	# HACK to clear player env face cache, we need some signal framework
		3220	# for this (global event?)
		3221	%ext::player_env::MUSIC_FACE_CACHE = ();
		3222
		3223	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3224
2814	warn "loading facedata from $path\n";	3225	warn "loading facedata from $path\n";
2815		3226
2816	my $facedata;	3227	my $facedata;
2817	0 < aio_load $path, $facedata	3228	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3229	or die "$path: $!";
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3231	$facedata = Coro::Storable::thaw $facedata;
2821		3232
2822	$facedata->{version} == 2	3233	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3234	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3235
		3236	# patch in the exptable
		3237	$facedata->{resource}{"res/exp_table"} = {
		3238	type => FT_RSRC,
		3239	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3240	};
		3241	cf::cede_to_tick;
		3242
2825	{	3243	{
2826	my $faces = $facedata->{faceinfo};	3244	my $faces = $facedata->{faceinfo};
2827		3245
2828	while (my ($face, $info) = each %$faces) {	3246	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3247	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3248
2830	cf::face::set_visibility $idx, $info->{visibility};	3249	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3250	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3251	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3252	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834		3253
2835	cf::cede_to_tick;	3254	cf::cede_to_tick;
2836	}	3255	}
2837		3256
2838	while (my ($face, $info) = each %$faces) {	3257	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3258	next unless $info->{smooth};
		3259
2840	my $idx = cf::face::find $face	3260	my $idx = cf::face::find $face
2841	or next;	3261	or next;
		3262
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3263	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3264	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3265	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3266	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3267	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2863		3284
2864	{	3285	{
2865	# TODO: for gcfclient pleasure, we should give resources	3286	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.	3287	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3288	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869		3289
2870	while (my ($name, $info) = each %$res) {	3290	while (my ($name, $info) = each %$res) {
2871	my $meta = $enc->encode ({	3291	if (defined $info->{type}) {
2872	name => $name,
2873	copyright => $info->{copyright}, #TODO#
2874	});
2875
2876	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3292	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3293	my $data;
2877		3294
2878	if ($info->{type} & 1) {	3295	if ($info->{type} & 1) {
2879	# prepend meta info	3296	# prepend meta info
2880		3297
		3298	my $meta = $enc->encode ({
		3299	name => $name,
		3300	%{ $info->{meta} || {} },
		3301	});
		3302
2881	my $data = pack "(w/a*)*", $meta, $info->{data};	3303	$data = pack "(w/a*)*", $meta, $info->{data};
2882	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3304	} else {
		3305	$data = $info->{data};
		3306	}
2883		3307
2884	cf::face::set_data $idx, 0, $data, $chk;	3308	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3309	cf::face::set_type $idx, $info->{type};
2885	} else {	3310	} else {
2886	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3311	$RESOURCE{$name} = $info;
2887	}	3312	}
2888		3313
2889	cf::face::set_type $idx, $info->{type};
2890
2891	cf::cede_to_tick;	3314	cf::cede_to_tick;
2892	}	3315	}
2893	}	3316	}
2894		3317
		3318	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3319
2895	1	3320	1
2896	}	3321	}
		3322
		3323	cf::global->attach (on_resource_update => sub {
		3324	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3325	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3326
		3327	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3328	my $sound = $soundconf->{compat}[$_]
		3329	or next;
		3330
		3331	my $face = cf::face::find "sound/$sound->[1]";
		3332	cf::sound::set $sound->[0] => $face;
		3333	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3334	}
		3335
		3336	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3337	my $face = cf::face::find "sound/$v";
		3338	cf::sound::set $k => $face;
		3339	}
		3340	}
		3341	});
2897		3342
2898	register_exticmd fx_want => sub {	3343	register_exticmd fx_want => sub {
2899	my ($ns, $want) = @_;	3344	my ($ns, $want) = @_;
2900		3345
2901	while (my ($k, $v) = each %$want) {	3346	while (my ($k, $v) = each %$want) {
2902	$ns->fx_want ($k, $v);	3347	$ns->fx_want ($k, $v);
2903	}	3348	}
2904	};	3349	};
2905		3350
		3351	sub load_resource_file($) {
		3352	my $guard = lock_acquire "load_resource_file";
		3353
		3354	my $status = load_resource_file_ $_[0];
		3355	get_slot 0.1, 100;
		3356	cf::arch::commit_load;
		3357
		3358	$status
		3359	}
		3360
2906	sub reload_regions {	3361	sub reload_regions {
		3362	# HACK to clear player env face cache, we need some signal framework
		3363	# for this (global event?)
		3364	%ext::player_env::MUSIC_FACE_CACHE = ();
		3365
2907	load_resource_file "$MAPDIR/regions"	3366	load_resource_file "$MAPDIR/regions"
2908	or die "unable to load regions file\n";	3367	or die "unable to load regions file\n";
2909		3368
2910	for (cf::region::list) {	3369	for (cf::region::list) {
2911	$_->{match} = qr/$_->{match}/	3370	$_->{match} = qr/$_->{match}/
…		…
2919	}	3378	}
2920		3379
2921	sub reload_archetypes {	3380	sub reload_archetypes {
2922	load_resource_file "$DATADIR/archetypes"	3381	load_resource_file "$DATADIR/archetypes"
2923	or die "unable to load archetypes\n";	3382	or die "unable to load archetypes\n";
2924	#d# NEED to laod twice to resolve forward references
2925	# this really needs to be done in an extra post-pass
2926	# (which needs to be synchronous, so solve it differently)
2927	load_resource_file "$DATADIR/archetypes"
2928	or die "unable to load archetypes\n";
2929	}	3383	}
2930		3384
2931	sub reload_treasures {	3385	sub reload_treasures {
2932	load_resource_file "$DATADIR/treasures"	3386	load_resource_file "$DATADIR/treasures"
2933	or die "unable to load treasurelists\n";	3387	or die "unable to load treasurelists\n";
2934	}	3388	}
2935		3389
2936	sub reload_resources {	3390	sub reload_resources {
2937	warn "reloading resource files...\n";	3391	warn "reloading resource files...\n";
2938		3392
		3393	reload_facedata;
		3394	reload_archetypes;
2939	reload_regions;	3395	reload_regions;
2940	reload_facedata;
2941	#reload_archetypes;#d#
2942	reload_archetypes;
2943	reload_treasures;	3396	reload_treasures;
2944		3397
2945	warn "finished reloading resource files\n";	3398	warn "finished reloading resource files\n";
2946	}	3399	}
2947		3400
2948	sub init {	3401	sub init {
		3402	my $guard = freeze_mainloop;
		3403
		3404	evthread_start IO::AIO::poll_fileno;
		3405
2949	reload_resources;	3406	reload_resources;
2950	}	3407	}
2951		3408
2952	sub cfg_load {	3409	sub reload_config {
2953	open my $fh, "<:utf8", "$CONFDIR/config"	3410	open my $fh, "<:utf8", "$CONFDIR/config"
2954	or return;	3411	or return;
2955		3412
2956	local $/;	3413	local $/;
2957	*CFG = YAML::Syck::Load <$fh>;	3414	*CFG = YAML::Load <$fh>;
2958		3415
2959	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3416	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2960		3417
2961	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3418	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2962	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3419	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2973	sub main {	3430	sub main {
2974	# we must not ever block the main coroutine	3431	# we must not ever block the main coroutine
2975	local $Coro::idle = sub {	3432	local $Coro::idle = sub {
2976	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2977	(async {	3434	(async {
2978	Event::one_event;	3435	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3436	EV::loop EV::LOOP_ONESHOT;
2979	})->prio (Coro::PRIO_MAX);	3437	})->prio (Coro::PRIO_MAX);
2980	};	3438	};
2981		3439
2982	cfg_load;	3440	{
		3441	my $guard = freeze_mainloop;
		3442	reload_config;
2983	db_init;	3443	db_init;
2984	load_extensions;	3444	load_extensions;
2985		3445
2986	$TICK_WATCHER->start;	3446	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3447	}
		3448
2987	Event::loop;	3449	EV::loop;
2988	}	3450	}
2989		3451
2990	#############################################################################	3452	#############################################################################
2991	# initialisation and cleanup	3453	# initialisation and cleanup
2992		3454
2993	# install some emergency cleanup handlers	3455	# install some emergency cleanup handlers
2994	BEGIN {	3456	BEGIN {
		3457	our %SIGWATCHER = ();
2995	for my $signal (qw(INT HUP TERM)) {	3458	for my $signal (qw(INT HUP TERM)) {
2996	Event->signal (	3459	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2997	reentrant => 0,
2998	data => WF_AUTOCANCEL,
2999	signal => $signal,
3000	prio => 0,
3001	cb => sub {
3002	cf::cleanup "SIG$signal";	3460	cf::cleanup "SIG$signal";
3003	},
3004	);	3461	};
3005	}	3462	}
3006	}	3463	}
3007		3464
3008	sub write_runtime {	3465	sub write_runtime_sync {
3009	my $runtime = "$LOCALDIR/runtime";	3466	my $runtime = "$LOCALDIR/runtime";
3010		3467
3011	# first touch the runtime file to show we are still running:	3468	# first touch the runtime file to show we are still running:
3012	# the fsync below can take a very very long time.	3469	# the fsync below can take a very very long time.
3013		3470
…		…
3039	and return;	3496	and return;
3040		3497
3041	warn "runtime file written.\n";	3498	warn "runtime file written.\n";
3042		3499
3043	1	3500	1
		3501	}
		3502
		3503	our $uuid_lock;
		3504	our $uuid_skip;
		3505
		3506	sub write_uuid_sync($) {
		3507	$uuid_skip ||= $_[0];
		3508
		3509	return if $uuid_lock;
		3510	local $uuid_lock = 1;
		3511
		3512	my $uuid = "$LOCALDIR/uuid";
		3513
		3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3515	or return;
		3516
		3517	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3518	$uuid_skip = 0;
		3519
		3520	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3521	and return;
		3522
		3523	# always fsync - this file is important
		3524	aio_fsync $fh
		3525	and return;
		3526
		3527	close $fh
		3528	or return;
		3529
		3530	aio_rename "$uuid~", $uuid
		3531	and return;
		3532
		3533	warn "uuid file written ($value).\n";
		3534
		3535	1
		3536
		3537	}
		3538
		3539	sub write_uuid($$) {
		3540	my ($skip, $sync) = @_;
		3541
		3542	$sync ? write_uuid_sync $skip
		3543	: async { write_uuid_sync $skip };
3044	}	3544	}
3045		3545
3046	sub emergency_save() {	3546	sub emergency_save() {
3047	my $freeze_guard = cf::freeze_mainloop;	3547	my $freeze_guard = cf::freeze_mainloop;
3048		3548
…		…
3054	# and maps saved/destroyed asynchronously.	3554	# and maps saved/destroyed asynchronously.
3055	warn "begin emergency player save\n";	3555	warn "begin emergency player save\n";
3056	for my $login (keys %cf::PLAYER) {	3556	for my $login (keys %cf::PLAYER) {
3057	my $pl = $cf::PLAYER{$login} or next;	3557	my $pl = $cf::PLAYER{$login} or next;
3058	$pl->valid or next;	3558	$pl->valid or next;
		3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3059	$pl->save;	3560	$pl->save;
3060	}	3561	}
3061	warn "end emergency player save\n";	3562	warn "end emergency player save\n";
3062		3563
3063	warn "begin emergency map save\n";	3564	warn "begin emergency map save\n";
…		…
3069	warn "end emergency map save\n";	3570	warn "end emergency map save\n";
3070		3571
3071	warn "begin emergency database checkpoint\n";	3572	warn "begin emergency database checkpoint\n";
3072	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
3073	warn "end emergency database checkpoint\n";	3574	warn "end emergency database checkpoint\n";
		3575
		3576	warn "begin write uuid\n";
		3577	write_uuid_sync 1;
		3578	warn "end write uuid\n";
3074	};	3579	};
3075		3580
3076	warn "leave emergency perl save\n";	3581	warn "leave emergency perl save\n";
3077	}	3582	}
3078		3583
…		…
3093	warn "reloading...";	3598	warn "reloading...";
3094		3599
3095	warn "entering sync_job";	3600	warn "entering sync_job";
3096		3601
3097	cf::sync_job {	3602	cf::sync_job {
3098	cf::write_runtime; # external watchdog should not bark	3603	cf::write_runtime_sync; # external watchdog should not bark
3099	cf::emergency_save;	3604	cf::emergency_save;
3100	cf::write_runtime; # external watchdog should not bark	3605	cf::write_runtime_sync; # external watchdog should not bark
3101		3606
3102	warn "syncing database to disk";	3607	warn "syncing database to disk";
3103	BDB::db_env_txn_checkpoint $DB_ENV;	3608	BDB::db_env_txn_checkpoint $DB_ENV;
3104		3609
3105	# if anything goes wrong in here, we should simply crash as we already saved	3610	# if anything goes wrong in here, we should simply crash as we already saved
3106
3107	warn "cancelling all WF_AUTOCANCEL watchers";
3108	for (Event::all_watchers) {
3109	$_->cancel if $_->data & WF_AUTOCANCEL;
3110	}
3111		3611
3112	warn "flushing outstanding aio requests";	3612	warn "flushing outstanding aio requests";
3113	for (;;) {	3613	for (;;) {
3114	BDB::flush;	3614	BDB::flush;
3115	IO::AIO::flush;	3615	IO::AIO::flush;
3116	Coro::cede;	3616	Coro::cede_notself;
3117	last unless IO::AIO::nreqs || BDB::nreqs;	3617	last unless IO::AIO::nreqs || BDB::nreqs;
3118	warn "iterate...";	3618	warn "iterate...";
3119	}	3619	}
3120		3620
3121	++$RELOAD;	3621	++$RELOAD;
…		…
3180	warn "reloading cf.pm";	3680	warn "reloading cf.pm";
3181	require cf;	3681	require cf;
3182	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3682	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3183		3683
3184	warn "loading config and database again";	3684	warn "loading config and database again";
3185	cf::cfg_load;	3685	cf::reload_config;
3186		3686
3187	warn "loading extensions";	3687	warn "loading extensions";
3188	cf::load_extensions;	3688	cf::load_extensions;
3189		3689
3190	warn "reattaching attachments to objects/players";	3690	warn "reattaching attachments to objects/players";
…		…
3197	warn "leaving sync_job";	3697	warn "leaving sync_job";
3198		3698
3199	1	3699	1
3200	} or do {	3700	} or do {
3201	warn $@;	3701	warn $@;
3202	warn "error while reloading, exiting.";	3702	cf::cleanup "error while reloading, exiting.";
3203	exit 1;
3204	};	3703	};
3205		3704
3206	warn "reloaded";	3705	warn "reloaded";
3207	};	3706	};
3208		3707
…		…
3210		3709
3211	sub reload_perl() {	3710	sub reload_perl() {
3212	# doing reload synchronously and two reloads happen back-to-back,	3711	# doing reload synchronously and two reloads happen back-to-back,
3213	# coro crashes during coro_state_free->destroy here.	3712	# coro crashes during coro_state_free->destroy here.
3214		3713
3215	$RELOAD_WATCHER ||= Event->timer (	3714	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3216	reentrant => 0,
3217	after => 0,
3218	data => WF_AUTOCANCEL,
3219	cb => sub {
3220	do_reload_perl;	3715	do_reload_perl;
3221	undef $RELOAD_WATCHER;	3716	undef $RELOAD_WATCHER;
3222	},
3223	);	3717	};
3224	}	3718	}
3225		3719
3226	register_command "reload" => sub {	3720	register_command "reload" => sub {
3227	my ($who, $arg) = @_;	3721	my ($who, $arg) = @_;
3228		3722
3229	if ($who->flag (FLAG_WIZ)) {	3723	if ($who->flag (FLAG_WIZ)) {
3230	$who->message ("reloading server.");	3724	$who->message ("reloading server.");
		3725	async {
		3726	$Coro::current->{desc} = "perl_reload";
3231	async { reload_perl };	3727	reload_perl;
		3728	};
3232	}	3729	}
3233	};	3730	};
3234		3731
3235	unshift @INC, $LIBDIR;	3732	unshift @INC, $LIBDIR;
3236		3733
…		…
3238		3735
3239	our @WAIT_FOR_TICK;	3736	our @WAIT_FOR_TICK;
3240	our @WAIT_FOR_TICK_BEGIN;	3737	our @WAIT_FOR_TICK_BEGIN;
3241		3738
3242	sub wait_for_tick {	3739	sub wait_for_tick {
3243	return unless $TICK_WATCHER->is_active;
3244	return if $Coro::current == $Coro::main;	3740	return if tick_inhibit || $Coro::current == $Coro::main;
3245		3741
3246	my $signal = new Coro::Signal;	3742	my $signal = new Coro::Signal;
3247	push @WAIT_FOR_TICK, $signal;	3743	push @WAIT_FOR_TICK, $signal;
3248	$signal->wait;	3744	$signal->wait;
3249	}	3745	}
3250		3746
3251	sub wait_for_tick_begin {	3747	sub wait_for_tick_begin {
3252	return unless $TICK_WATCHER->is_active;
3253	return if $Coro::current == $Coro::main;	3748	return if tick_inhibit || $Coro::current == $Coro::main;
3254		3749
3255	my $signal = new Coro::Signal;	3750	my $signal = new Coro::Signal;
3256	push @WAIT_FOR_TICK_BEGIN, $signal;	3751	push @WAIT_FOR_TICK_BEGIN, $signal;
3257	$signal->wait;	3752	$signal->wait;
3258	}	3753	}
3259		3754
3260	my $min = 1e6;#d#	3755	sub tick {
3261	my $avg = 10;
3262	$TICK_WATCHER = Event->timer (
3263	reentrant => 0,
3264	parked => 1,
3265	prio => 0,
3266	at => $NEXT_TICK || $TICK,
3267	data => WF_AUTOCANCEL,
3268	cb => sub {
3269	if ($Coro::current != $Coro::main) {	3756	if ($Coro::current != $Coro::main) {
3270	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3757	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3271	unless ++$bug_warning > 10;	3758	unless ++$bug_warning > 10;
3272	return;	3759	return;
3273	}	3760	}
3274		3761
3275	$NOW = $tick_start = Event::time;
3276
3277	cf::server_tick; # one server iteration	3762	cf::server_tick; # one server iteration
3278		3763
3279	0 && sync_job {#d#	3764	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3280	for(1..10) {	3765	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3281	my $t = Event::time;	3766	Coro::async_pool {
3282	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3767	$Coro::current->{desc} = "runtime saver";
3283	or die;	3768	write_runtime_sync
3284		3769	or warn "ERROR: unable to write runtime file: $!";
3285	$map->width (50);
3286	$map->height (50);
3287	$map->alloc;
3288	$map->_load_objects ("/tmp/x.map", 1);
3289	my $t = Event::time - $t;
3290
3291	#next unless $t < 0.0013;#d#
3292	if ($t < $min) {
3293	$min = $t;
3294	}
3295	$avg = $avg * 0.99 + $t * 0.01;
3296	}
3297	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3298	exit 0;
3299	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3300	};	3770	};
		3771	}
3301		3772
3302	$RUNTIME += $TICK;
3303	$NEXT_TICK += $TICK;
3304
3305	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3306	$NEXT_RUNTIME_WRITE = $NOW + 10;
3307	Coro::async_pool {
3308	write_runtime
3309	or warn "ERROR: unable to write runtime file: $!";
3310	};
3311	}
3312
3313	# my $AFTER = Event::time;
3314	# warn $AFTER - $NOW;#d#
3315
3316	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3773	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3317	$sig->send;	3774	$sig->send;
3318	}	3775	}
3319	while (my $sig = shift @WAIT_FOR_TICK) {	3776	while (my $sig = shift @WAIT_FOR_TICK) {
3320	$sig->send;	3777	$sig->send;
3321	}	3778	}
3322		3779
3323	$NOW = Event::time;	3780	$LOAD = ($NOW - $TICK_START) / $TICK;
3324
3325	# if we are delayed by four ticks or more, skip them all
3326	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3327
3328	$TICK_WATCHER->at ($NEXT_TICK);
3329	$TICK_WATCHER->start;
3330
3331	$LOAD = ($NOW - $tick_start) / $TICK;
3332	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3781	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3333		3782
3334	_post_tick;	3783	if (0) {
3335		3784	if ($NEXT_TICK) {
3336		3785	my $jitter = $TICK_START - $NEXT_TICK;
		3786	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3787	warn "jitter $JITTER\n";#d#
		3788	}
3337	},	3789	}
3338	);	3790	}
3339		3791
3340	{	3792	{
3341	BDB::max_poll_time $TICK * 0.1;	3793	# configure BDB
3342	$BDB_POLL_WATCHER = Event->io (	3794
3343	reentrant => 0,
3344	fd => BDB::poll_fileno,
3345	poll => 'r',
3346	prio => 0,
3347	data => WF_AUTOCANCEL,
3348	cb => \&BDB::poll_cb,
3349	);
3350	BDB::min_parallel 8;	3795	BDB::min_parallel 8;
3351		3796	BDB::max_poll_reqs $TICK * 0.1;
3352	BDB::set_sync_prepare {	3797	$AnyEvent::BDB::WATCHER->priority (1);
3353	my $status;
3354	my $current = $Coro::current;
3355	(
3356	sub {
3357	$status = $!;
3358	$current->ready; undef $current;
3359	},
3360	sub {
3361	Coro::schedule while defined $current;
3362	$! = $status;
3363	},
3364	)
3365	};
3366		3798
3367	unless ($DB_ENV) {	3799	unless ($DB_ENV) {
3368	$DB_ENV = BDB::db_env_create;	3800	$DB_ENV = BDB::db_env_create;
		3801	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3802	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3803	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3804	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3805	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3369		3806
3370	cf::sync_job {	3807	cf::sync_job {
3371	eval {	3808	eval {
3372	BDB::db_env_open	3809	BDB::db_env_open
3373	$DB_ENV,	3810	$DB_ENV,
…		…
3375	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3812	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3376	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3813	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3377	0666;	3814	0666;
3378		3815
3379	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3816	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3380
3381	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3382	$DB_ENV->set_lk_detect;
3383	};	3817	};
3384		3818
3385	cf::cleanup "db_env_open(db): $@" if $@;	3819	cf::cleanup "db_env_open(db): $@" if $@;
3386	};	3820	};
3387	}	3821	}
		3822
		3823	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3824	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3825	};
		3826	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3827	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3828	};
		3829	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3830	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3831	};
3388	}	3832	}
3389		3833
3390	{	3834	{
		3835	# configure IO::AIO
		3836
3391	IO::AIO::min_parallel 8;	3837	IO::AIO::min_parallel 8;
3392
3393	undef $Coro::AIO::WATCHER;
3394	IO::AIO::max_poll_time $TICK * 0.1;	3838	IO::AIO::max_poll_time $TICK * 0.1;
3395	$AIO_POLL_WATCHER = Event->io (	3839	undef $AnyEvent::AIO::WATCHER;
3396	reentrant => 0,
3397	data => WF_AUTOCANCEL,
3398	fd => IO::AIO::poll_fileno,
3399	poll => 'r',
3400	prio => 6,
3401	cb => \&IO::AIO::poll_cb,
3402	);
3403	}	3840	}
3404		3841
3405	my $_log_backtrace;	3842	my $_log_backtrace;
3406		3843
3407	sub _log_backtrace {	3844	sub _log_backtrace {
…		…
3411		3848
3412	# limit the # of concurrent backtraces	3849	# limit the # of concurrent backtraces
3413	if ($_log_backtrace < 2) {	3850	if ($_log_backtrace < 2) {
3414	++$_log_backtrace;	3851	++$_log_backtrace;
3415	async {	3852	async {
		3853	$Coro::current->{desc} = "abt $msg";
		3854
3416	my @bt = fork_call {	3855	my @bt = fork_call {
3417	@addr = map { sprintf "%x", $_ } @addr;	3856	@addr = map { sprintf "%x", $_ } @addr;
3418	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3857	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3419	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3858	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3420	or die "addr2line: $!";	3859	or die "addr2line: $!";

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