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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.324 by root, Sat Jul 28 14:23:17 2007 UTC vs.
Revision 1.440 by root, Mon Aug 11 23:23:41 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';
…		…
206	for my $pkg (qw(	243	for my $pkg (qw(
207	cf::global cf::attachable	244	cf::global cf::attachable
208	cf::object cf::object::player	245	cf::object cf::object::player
209	cf::client cf::player	246	cf::client cf::player
210	cf::arch cf::living	247	cf::arch cf::living
		248	cf::map cf::mapspace
211	cf::map cf::party cf::region	249	cf::party cf::region
212	)) {	250	)) {
213	no strict 'refs';	251	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	252	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	253	}
216		254
217	$Event::DIED = sub {	255	$EV::DIED = sub {
218	warn "error in event callback: @_";	256	warn "error in event callback: @_";
219	};	257	};
220		258
221	#############################################################################	259	#############################################################################
222		260
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	283	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	284	$d
247	} || "[unable to dump $_[0]: '$@']";	285	} || "[unable to dump $_[0]: '$@']";
248	}	286	}
249		287
250	=item $ref = cf::from_json $json	288	=item $ref = cf::decode_json $json
251		289
252	Converts a JSON string into the corresponding perl data structure.	290	Converts a JSON string into the corresponding perl data structure.
253		291
254	=item $json = cf::to_json $ref	292	=item $json = cf::encode_json $ref
255		293
256	Converts a perl data structure into its JSON representation.	294	Converts a perl data structure into its JSON representation.
257		295
258	=cut	296	=cut
259		297
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	298	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		299
262	sub to_json ($) { $json_coder->encode ($_[0]) }	300	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	301	sub decode_json($) { $json_coder->decode ($_[0]) }
264		302
265	=item cf::lock_wait $string	303	=item cf::lock_wait $string
266		304
267	Wait until the given lock is available. See cf::lock_acquire.	305	Wait until the given lock is available. See cf::lock_acquire.
268		306
…		…
271	Wait until the given lock is available and then acquires it and returns	309	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,	310	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	311	for example when the coroutine gets canceled), the lock is automatically
274	returned.	312	returned.
275		313
		314	Locks are *not* recursive, locking from the same coro twice results in a
		315	deadlocked coro.
		316
276	Lock names should begin with a unique identifier (for example, cf::map::find	317	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	318	uses map_find and cf::map::load uses map_load).
278		319
279	=item $locked = cf::lock_active $string	320	=item $locked = cf::lock_active $string
280		321
281	Return true if the lock is currently active, i.e. somebody has locked it.	322	Return true if the lock is currently active, i.e. somebody has locked it.
282		323
283	=cut	324	=cut
284		325
285	our %LOCK;	326	our %LOCK;
		327	our %LOCKER;#d#
286		328
287	sub lock_wait($) {	329	sub lock_wait($) {
288	my ($key) = @_;	330	my ($key) = @_;
		331
		332	if ($LOCKER{$key} == $Coro::current) {#d#
		333	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		334	return;#d#
		335	}#d#
289		336
290	# wait for lock, if any	337	# wait for lock, if any
291	while ($LOCK{$key}) {	338	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	339	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	340	Coro::schedule;
…		…
299		346
300	# wait, to be sure we are not locked	347	# wait, to be sure we are not locked
301	lock_wait $key;	348	lock_wait $key;
302		349
303	$LOCK{$key} = [];	350	$LOCK{$key} = [];
		351	$LOCKER{$key} = $Coro::current;#d#
304		352
305	Coro::guard {	353	Coro::guard {
		354	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	355	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	356	$_->ready for @{ delete $LOCK{$key} };
308	}	357	}
309	}	358	}
310		359
…		…
313		362
314	! ! $LOCK{$key}	363	! ! $LOCK{$key}
315	}	364	}
316		365
317	sub freeze_mainloop {	366	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	367	tick_inhibit_inc;
319		368
320	my $guard = Coro::guard {	369	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	370	}
322	};	371
323	$TICK_WATCHER->stop;	372	=item cf::periodic $interval, $cb
324	$guard	373
		374	Like EV::periodic, but randomly selects a starting point so that the actions
		375	get spread over timer.
		376
		377	=cut
		378
		379	sub periodic($$) {
		380	my ($interval, $cb) = @_;
		381
		382	my $start = rand List::Util::min 180, $interval;
		383
		384	EV::periodic $start, $interval, 0, $cb
325	}	385	}
326		386
327	=item cf::get_slot $time[, $priority[, $name]]	387	=item cf::get_slot $time[, $priority[, $name]]
328		388
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	389	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	400	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	401	our $SLOT_QUEUE;
342		402
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	403	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	404	$SLOT_QUEUE = Coro::async {
		405	$Coro::current->desc ("timeslot manager");
		406
345	my $signal = new Coro::Signal;	407	my $signal = new Coro::Signal;
346		408
347	while () {	409	while () {
348	next_job:	410	next_job:
349	my $avail = cf::till_tick;	411	my $avail = cf::till_tick;
…		…
357	}	419	}
358	}	420	}
359	}	421	}
360		422
361	if (@SLOT_QUEUE) {	423	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	424	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	425	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	426	$signal->wait;
365	} else {	427	} else {
366	Coro::schedule;	428	Coro::schedule;
367	}	429	}
368	}	430	}
369	};	431	};
370		432
371	sub get_slot($;$$) {	433	sub get_slot($;$$) {
		434	return if tick_inhibit || $Coro::current == $Coro::main;
		435
372	my ($time, $pri, $name) = @_;	436	my ($time, $pri, $name) = @_;
373		437
374	$time = $TICK * .6 if $time > $TICK * .6;	438	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	439	my $sig = new Coro::Signal;
376		440
…		…
390		454
391	BEGIN { *async = \&Coro::async_pool }	455	BEGIN { *async = \&Coro::async_pool }
392		456
393	=item cf::sync_job { BLOCK }	457	=item cf::sync_job { BLOCK }
394		458
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	459	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	460	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	461	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	462	acceptable.
399		463
400	If it must be done, put the blocking parts into C<sync_job>. This will run	464	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	465	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		470
407	sub sync_job(&) {	471	sub sync_job(&) {
408	my ($job) = @_;	472	my ($job) = @_;
409		473
410	if ($Coro::current == $Coro::main) {	474	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	475	my $time = EV::time;
412		476
413	# this is the main coro, too bad, we have to block	477	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	478	# till the operation succeeds, freezing the server :/
415		479
416	# TODO: use suspend/resume instead	480	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	481
418	my $freeze_guard = freeze_mainloop;	482	my $freeze_guard = freeze_mainloop;
419		483
420	my $busy = 1;	484	my $busy = 1;
421	my @res;	485	my @res;
422		486
423	(async {	487	(async {
		488	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	489	@res = eval { $job->() };
425	warn $@ if $@;	490	warn $@ if $@;
426	undef $busy;	491	undef $busy;
427	})->prio (Coro::PRIO_MAX);	492	})->prio (Coro::PRIO_MAX);
428		493
429	while ($busy) {	494	while ($busy) {
430	Coro::cede or Event::one_event;	495	if (Coro::nready) {
		496	Coro::cede_notself;
		497	} else {
		498	EV::loop EV::LOOP_ONESHOT;
431	}	499	}
		500	}
432		501
433	$time = Event::time - $time;	502	my $time = EV::time - $time;
434		503
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	504	$TICK_START += $time; # do not account sync jobs to server load
439		505
440	wantarray ? @res : $res[0]	506	wantarray ? @res : $res[0]
441	} else {	507	} else {
442	# we are in another coroutine, how wonderful, everything just works	508	# we are in another coroutine, how wonderful, everything just works
443		509
…		…
468	=item fork_call { }, $args	534	=item fork_call { }, $args
469		535
470	Executes the given code block with the given arguments in a seperate	536	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	537	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	538	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	539	never block itself or use any form of event handling.
474		540
475	=cut	541	=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		542
486	sub fork_call(&@) {	543	sub fork_call(&@) {
487	my ($cb, @args) = @_;	544	my ($cb, @args) = @_;
488		545
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	546	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	547	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	548	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		549
494	if (my $pid = fork) {	550	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;	551	reset_signals;
508	local $SIG{__WARN__};	552	&$cb
509	local $SIG{__DIE__};	553	}, @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		554
516	eval {	555	wantarray ? @res : $res[-1]
517	close $fh1;	556	}
518		557
519	my @res = eval { $cb->(@args) };	558	=item $coin = coin_from_name $name
520		559
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	560	=cut
522	close $fh2;
523	};
524		561
525	warn $@ if $@;	562	our %coin_alias = (
526	_exit 0;	563	"silver" => "silvercoin",
527	}	564	"silvercoin" => "silvercoin",
		565	"silvercoins" => "silvercoin",
		566	"gold" => "goldcoin",
		567	"goldcoin" => "goldcoin",
		568	"goldcoins" => "goldcoin",
		569	"platinum" => "platinacoin",
		570	"platinumcoin" => "platinacoin",
		571	"platinumcoins" => "platinacoin",
		572	"platina" => "platinacoin",
		573	"platinacoin" => "platinacoin",
		574	"platinacoins" => "platinacoin",
		575	"royalty" => "royalty",
		576	"royalties" => "royalty",
		577	);
		578
		579	sub coin_from_name($) {
		580	$coin_alias{$_[0]}
		581	? cf::arch::find $coin_alias{$_[0]}
		582	: undef
528	}	583	}
529		584
530	=item $value = cf::db_get $family => $key	585	=item $value = cf::db_get $family => $key
531		586
532	Returns a single value from the environment database.	587	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	589	=item cf::db_put $family => $key => $value
535		590
536	Stores the given C<$value> in the family. It can currently store binary	591	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).	592	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		593
		594	=item $db = cf::db_table "name"
		595
		596	Create and/or open a new database table. The string must not be "db" and must be unique
		597	within each server.
		598
539	=cut	599	=cut
		600
		601	sub db_table($) {
		602	my ($name) = @_;
		603	my $db = BDB::db_create $DB_ENV;
		604
		605	eval {
		606	$db->set_flags (BDB::CHKSUM);
		607
		608	utf8::encode $name;
		609	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		610	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		611	cf::cleanup "db_open(db): $!" if $!;
		612	};
		613	cf::cleanup "db_open(db): $@" if $@;
		614
		615	$db
		616	}
540		617
541	our $DB;	618	our $DB;
542		619
543	sub db_init {	620	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	621	cf::sync_job {
548	eval {	622	$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	}	623	};
558	}	624	}
559		625
560	sub db_get($$) {	626	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	627	my $key = "$_[0]/$_[1]";
562		628
…		…
612	if (1) {	678	if (1) {
613	$md5 =	679	$md5 =
614	join "\x00",	680	join "\x00",
615	$processversion,	681	$processversion,
616	map {	682	map {
617	Coro::cede;	683	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	684	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	685	} 0.. $#$src;
620		686
621		687
622	my $dbmd5 = db_get cache => "$id/md5";	688	my $dbmd5 = db_get cache => "$id/md5";
…		…
666	attach callbacks/event handlers (a collection of which is called an "attachment")	732	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	733	to it. All such attachable objects support the following methods.
668		734
669	In the following description, CLASS can be any of C<global>, C<object>	735	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	736	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	737	Deliantra).
672		738
673	=over 4	739	=over 4
674		740
675	=item $attachable->attach ($attachment, key => $value...)	741	=item $attachable->attach ($attachment, key => $value...)
676		742
…		…
958	}	1024	}
959		1025
960	0	1026	0
961	}	1027	}
962		1028
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1030
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1031	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1032
967	Generate an object-specific event with the given arguments.	1033	Generate an object-specific event with the given arguments.
968		1034
…		…
974		1040
975	=cut	1041	=cut
976		1042
977	#############################################################################	1043	#############################################################################
978	# object support	1044	# object support
979	#
980		1045
		1046	sub _object_equal($$);
		1047	sub _object_equal($$) {
		1048	my ($a, $b) = @_;
		1049
		1050	return 0 unless (ref $a) eq (ref $b);
		1051
		1052	if ("HASH" eq ref $a) {
		1053	my @ka = keys %$a;
		1054	my @kb = keys %$b;
		1055
		1056	return 0 if @ka != @kb;
		1057
		1058	for (0 .. $#ka) {
		1059	return 0 unless $ka[$_] eq $kb[$_];
		1060	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1061	}
		1062
		1063	} elsif ("ARRAY" eq ref $a) {
		1064
		1065	return 0 if @$a != @$b;
		1066
		1067	for (0 .. $#$a) {
		1068	return 0 unless _object_equal $a->[$_], $b->[$_];
		1069	}
		1070
		1071	} elsif ($a ne $b) {
		1072	return 0;
		1073	}
		1074
		1075	1
		1076	}
		1077
		1078	our $SLOW_MERGES;#d#
981	sub _can_merge {	1079	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1080	my ($ob1, $ob2) = @_;
983		1081
984	local $Storable::canonical = 1;	1082	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1083
988	$fob1 eq $fob2	1084	# we do the slow way here
		1085	return _object_equal $ob1, $ob2
989	}	1086	}
990		1087
991	sub reattach {	1088	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1089	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1090	my ($obj) = @_;
…		…
1015	cf::attachable->attach (	1112	cf::attachable->attach (
1016	prio => -1000000,	1113	prio => -1000000,
1017	on_instantiate => sub {	1114	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1115	my ($obj, $data) = @_;
1019		1116
1020	$data = from_json $data;	1117	$data = decode_json $data;
1021		1118
1022	for (@$data) {	1119	for (@$data) {
1023	my ($name, $args) = @$_;	1120	my ($name, $args) = @$_;
1024		1121
1025	$obj->attach ($name, %{$args || {} });	1122	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1138	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1139	my ($filename, $rdata, $objs) = @_;
1043		1140
1044	sync_job {	1141	sync_job {
1045	if (length $$rdata) {	1142	if (length $$rdata) {
		1143	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1144	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1145	$decname, length $$rdata, scalar @$objs;
1048		1146
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1147	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1148	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1149	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1150	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1151	aio_close $fh;
1054		1152
1055	if (@$objs) {	1153	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1154	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1155	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1156	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1157	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1158	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1159	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1160	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1161	}
1064	} else {	1162	} else {
1065	aio_unlink "$filename.pst";	1163	aio_unlink "$filename.pst";
1066	}	1164	}
…		…
1071	}	1169	}
1072	} else {	1170	} else {
1073	aio_unlink $filename;	1171	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1172	aio_unlink "$filename.pst";
1075	}	1173	}
1076	}	1174	};
1077	}	1175	}
1078		1176
1079	sub object_freezer_as_string {	1177	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1178	my ($rdata, $objs) = @_;
1081		1179
…		…
1093	or return;	1191	or return;
1094		1192
1095	unless (aio_stat "$filename.pst") {	1193	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1194	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1195	or return;
		1196
1098	$av = eval { (Storable::thaw $av)->{objs} };	1197	my $st = eval { Coro::Storable::thaw $av };
		1198	$av = $st->{objs};
1099	}	1199	}
1100		1200
		1201	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1202	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1203	$decname, length $data, scalar @{$av || []};
		1204
1103	return ($data, $av);	1205	($data, $av)
1104	}	1206	}
1105		1207
1106	=head2 COMMAND CALLBACKS	1208	=head2 COMMAND CALLBACKS
1107		1209
1108	=over 4	1210	=over 4
…		…
1186	my ($type, $reply, @payload) =	1288	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1289	"ARRAY" eq ref $msg
1188	? @$msg	1290	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1291	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1292
		1293	my @reply;
		1294
1191	if (my $cb = $EXTCMD{$type}) {	1295	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1296	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1297	}
		1298
		1299	$pl->ext_reply ($reply, @reply)
		1300	if $reply;
		1301
1197	} else {	1302	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1303	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1304	}
1200		1305
1201	cf::override;	1306	cf::override;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1359	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1360	: "$v->{base}: extension inactive.\n";
1256		1361
1257	if (exists $v->{meta}{mandatory}) {	1362	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1363	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1364	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1365	}
1262		1366
1263	warn $msg;	1367	warn $msg;
1264	}	1368	}
1265		1369
…		…
1290	use Coro::AIO;	1394	use Coro::AIO;
1291		1395
1292	=head3 cf::player	1396	=head3 cf::player
1293		1397
1294	=over 4	1398	=over 4
		1399
		1400	=item cf::player::num_playing
		1401
		1402	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1403
		1404	=cut
		1405
		1406	sub num_playing {
		1407	scalar grep
		1408	$_->ob->map
		1409	&& !$_->hidden
		1410	&& !$_->ob->flag (cf::FLAG_WIZ),
		1411	cf::player::list
		1412	}
1295		1413
1296	=item cf::player::find $login	1414	=item cf::player::find $login
1297		1415
1298	Returns the given player object, loading it if necessary (might block).	1416	Returns the given player object, loading it if necessary (might block).
1299		1417
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1453	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1454	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1455	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1456	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1457
1340	my $pl = load_pl path $login	1458	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1459	or return;
		1460
		1461	my $pl = cf::player::load_pl $f
		1462	or return;
		1463
		1464	local $cf::PLAYER_LOADING{$login} = $pl;
		1465	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1466	$cf::PLAYER{$login} = $pl
1343	}	1467	}
1344	}	1468	}
1345	}	1469	}
1346		1470
…		…
1355	return if $pl->{deny_save};	1479	return if $pl->{deny_save};
1356		1480
1357	aio_mkdir playerdir $pl, 0770;	1481	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1482	$pl->{last_save} = $cf::RUNTIME;
1359		1483
		1484	cf::get_slot 0.01;
		1485
1360	$pl->save_pl ($path);	1486	$pl->save_pl ($path);
1361	Coro::cede;	1487	cf::cede_to_tick;
1362	}	1488	}
1363		1489
1364	sub new($) {	1490	sub new($) {
1365	my ($login) = @_;	1491	my ($login) = @_;
1366		1492
…		…
1372	$cf::PLAYER{$login} = $self;	1498	$cf::PLAYER{$login} = $self;
1373		1499
1374	$self	1500	$self
1375	}	1501	}
1376		1502
		1503	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1504
		1505	=cut
		1506
		1507	sub send_msg {
		1508	my $ns = shift->ns
		1509	or return;
		1510	$ns->send_msg (@_);
		1511	}
		1512
1377	=item $pl->quit_character	1513	=item $pl->quit_character
1378		1514
1379	Nukes the player without looking back. If logged in, the connection will	1515	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1516	be destroyed. May block for a long time.
1381		1517
…		…
1389	$pl->{deny_save} = 1;	1525	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1526	$pl->password ("*"); # this should lock out the player until we nuked the dir
1391		1527
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1528	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1529	$pl->deactivate;
		1530	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1531	$pl->ob->check_score;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1532	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1533	$pl->ns->destroy if $pl->ns;
1396		1534
1397	my $path = playerdir $pl;	1535	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1536	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1572	or return [];
1435		1573
1436	my @logins;	1574	my @logins;
1437		1575
1438	for my $login (@$dirs) {	1576	for my $login (@$dirs) {
		1577	my $path = path $login;
		1578
		1579	# a .pst is a dead give-away for a valid player
		1580	# if no pst file found, open and chekc for blocked users
		1581	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1582	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1583	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1584	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1585	}
1442		1586
1443	utf8::decode $login;	1587	utf8::decode $login;
1444	push @logins, $login;	1588	push @logins, $login;
1445	}	1589	}
1446		1590
…		…
1479		1623
1480	Expand crossfire pod fragments into protocol xml.	1624	Expand crossfire pod fragments into protocol xml.
1481		1625
1482	=cut	1626	=cut
1483		1627
		1628	use re 'eval';
		1629
		1630	my $group;
		1631	my $interior; $interior = qr{
		1632	# match a pod interior sequence sans C<< >>
		1633	(?:
		1634	\ (.*?)\ (?{ $group = $^N })
		1635	| < (??{$interior}) >
		1636	)
		1637	}x;
		1638
1484	sub expand_cfpod {	1639	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;	1640	my ($self, $pod) = @_;
1486		1641
1487	# escape & and <	1642	my $xml;
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490		1643
1491	# this is buggy, it needs to properly take care of nested <'s	1644	while () {
		1645	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1646	$group = $1;
1492		1647
1493	1 while	1648	$group =~ s/&/&amp;/g;
1494	# replace B<>, I<>, U<> etc.	1649	$group =~ s/</&lt;/g;
1495	s/B<([^\>]*)>/<b>$1<\/b>/	1650
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/	1651	$xml .= $group;
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/	1652	} elsif ($pod =~ m%\G
1498	# replace G<male|female> tags	1653	([BCGHITU])
1499	|| s{G<([^>|]*)\|([^>]*)>}{	1654	<
1500	$self->gender ? $2 : $1	1655	(?:
1501	}ge	1656	([^<>]*) (?{ $group = $^N })
1502	# replace H<hint text>	1657	| < $interior >
1503	|| s{H<([^\>]*)>}	1658	)
		1659	>
		1660	%gcsx
1504	{	1661	) {
		1662	my ($code, $data) = ($1, $group);
		1663
		1664	if ($code eq "B") {
		1665	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1666	} elsif ($code eq "I") {
		1667	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1668	} elsif ($code eq "U") {
		1669	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1670	} elsif ($code eq "C") {
		1671	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1672	} elsif ($code eq "T") {
		1673	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1674	} elsif ($code eq "G") {
		1675	my ($male, $female) = split /\|/, $data;
		1676	$data = $self->gender ? $female : $male;
		1677	$xml .= expand_cfpod ($self, $data);
		1678	} elsif ($code eq "H") {
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1679	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1680	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")	1681	"")
1508	[$self->{hintmode}]	1682	[$self->{hintmode}];
		1683	} else {
		1684	$xml .= "error processing '$code($data)' directive";
1509	}ge;	1685	}
		1686	} else {
		1687	if ($pod =~ /\G(.+)/) {
		1688	warn "parse error while expanding $pod (at $1)";
		1689	}
		1690	last;
		1691	}
		1692	}
1510		1693
		1694	for ($xml) {
1511	# create single paragraphs (very hackish)	1695	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;	1696	s/(?<=\S)\n(?=\w)/ /g;
1513		1697
1514	# compress some whitespace	1698	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends	1699	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines	1700	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines	1701	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines	1702	s/\n+$//; # ending lines
		1703	}
1519		1704
1520	$_	1705	$xml
1521	}	1706	}
		1707
		1708	no re 'eval';
1522		1709
1523	sub hintmode {	1710	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;	1711	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}	1712	$_[0]{hintmode}
1526	}	1713	}
…		…
1532	=cut	1719	=cut
1533		1720
1534	sub ext_reply($$@) {	1721	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1722	my ($self, $id, @msg) = @_;
1536		1723
1537	if ($self->ns->extcmd == 2) {	1724	$self->ns->ext_reply ($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	}	1725	}
1545		1726
1546	=item $player->ext_msg ($type, @msg)	1727	=item $player->ext_msg ($type, @msg)
1547		1728
1548	Sends an ext event to the client.	1729	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1785	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1786	our $DEFAULT_RESET = 3000;
1606		1787
1607	sub generate_random_map {	1788	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1789	my ($self, $rmp) = @_;
		1790
		1791	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1792
1609	# mit "rum" bekleckern, nicht	1793	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1794	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1795	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1796	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1797	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1735		1919
1736	# the temporary/swap location	1920	# the temporary/swap location
1737	sub save_path {	1921	sub save_path {
1738	my ($self) = @_;	1922	my ($self) = @_;
1739		1923
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1924	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1925	"$TMPDIR/$path.map"
1742	}	1926	}
1743		1927
1744	# the unique path, undef == no special unique path	1928	# the unique path, undef == no special unique path
1745	sub uniq_path {	1929	sub uniq_path {
1746	my ($self) = @_;	1930	my ($self) = @_;
1747		1931
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1933	"$UNIQUEDIR/$path"
1750	}	1934	}
1751		1935
1752	# and all this just because we cannot iterate over	1936	# and all this just because we cannot iterate over
1753	# all maps in C++...	1937	# all maps in C++...
…		…
1776		1960
1777	sub load_header_from($) {	1961	sub load_header_from($) {
1778	my ($self, $path) = @_;	1962	my ($self, $path) = @_;
1779		1963
1780	utf8::encode $path;	1964	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1965	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1966	or return;
		1967
		1968	$self->_load_header ($f)
		1969	or return;
		1970
		1971	local $MAP_LOADING{$self->{path}} = $self;
		1972	$f->resolve_delayed_derefs;
1786		1973
1787	$self->{load_path} = $path;	1974	$self->{load_path} = $path;
1788		1975
1789	1	1976	1
1790	}	1977	}
…		…
1844	sub find {	2031	sub find {
1845	my ($path, $origin) = @_;	2032	my ($path, $origin) = @_;
1846		2033
1847	$path = normalise $path, $origin && $origin->path;	2034	$path = normalise $path, $origin && $origin->path;
1848		2035
		2036	cf::lock_wait "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2037	cf::lock_wait "map_find:$path";
1850		2038
1851	$cf::MAP{$path} || do {	2039	$cf::MAP{$path} || do {
		2040	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1852	my $guard = cf::lock_acquire "map_find:$path";	2041	my $guard2 = cf::lock_acquire "map_find:$path";
		2042
1853	my $map = new_from_path cf::map $path	2043	my $map = new_from_path cf::map $path
1854	or return;	2044	or return;
1855		2045
1856	$map->{last_save} = $cf::RUNTIME;	2046	$map->{last_save} = $cf::RUNTIME;
1857		2047
…		…
1859	or return;	2049	or return;
1860		2050
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2051	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2052	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2053	#$cf::WAIT_FOR_TICK->wait;
		2054	undef $guard2;
		2055	undef $guard1;
1864	$map->reset;	2056	$map->reset;
1865	undef $guard;
1866	return find $path;	2057	return find $path;
1867	}	2058	}
1868		2059
1869	$cf::MAP{$path} = $map	2060	$cf::MAP{$path} = $map
1870	}	2061	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	2070	local $self->{deny_reset} = 1; # loading can take a long time
1880		2071
1881	my $path = $self->{path};	2072	my $path = $self->{path};
1882		2073
1883	{	2074	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2075	my $guard = cf::lock_acquire "map_data:$path";
1885		2076
		2077	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2078	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2079
1888	$self->in_memory (cf::MAP_LOADING);	2080	$self->in_memory (cf::MAP_LOADING);
1889		2081
1890	$self->alloc;	2082	$self->alloc;
1891		2083
1892	$self->pre_load;	2084	$self->pre_load;
1893	Coro::cede;	2085	cf::cede_to_tick;
1894		2086
		2087	my $f = new_from_file cf::object::thawer $self->{load_path};
		2088	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2089	$self->_load_objects ($f)
1896	or return;	2090	or return;
1897		2091
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2092	$self->post_load_original
1899	if delete $self->{load_original};	2093	if delete $self->{load_original};
1900		2094
1901	if (my $uniq = $self->uniq_path) {	2095	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2096	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2097	unless (aio_stat $uniq) {
		2098	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2099	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2100	$self->_load_objects ($f);
		2101	$f->resolve_delayed_derefs;
		2102	}
1906	}	2103	}
1907	}	2104	}
1908		2105
1909	Coro::cede;	2106	$f->resolve_delayed_derefs;
		2107
		2108	cf::cede_to_tick;
1910	# now do the right thing for maps	2109	# now do the right thing for maps
1911	$self->link_multipart_objects;	2110	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2111	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2112	unless $self->difficulty;
1914	Coro::cede;	2113	cf::cede_to_tick;
1915		2114
1916	unless ($self->{deny_activate}) {	2115	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2116	$self->decay_objects;
1918	$self->fix_auto_apply;	2117	$self->fix_auto_apply;
1919	$self->update_buttons;	2118	$self->update_buttons;
1920	Coro::cede;	2119	cf::cede_to_tick;
1921	$self->set_darkness_map;	2120	$self->set_darkness_map;
1922	Coro::cede;	2121	cf::cede_to_tick;
1923	$self->activate;	2122	$self->activate;
1924	}	2123	}
1925		2124
1926	$map->{last_save} = $cf::RUNTIME;	2125	$self->{last_save} = $cf::RUNTIME;
1927	$map->last_access ($cf::RUNTIME);	2126	$self->last_access ($cf::RUNTIME);
1928		2127
1929	$self->in_memory (cf::MAP_IN_MEMORY);	2128	$self->in_memory (cf::MAP_ACTIVE);
1930	}	2129	}
1931		2130
1932	$self->post_load;	2131	$self->post_load;
1933	}	2132	}
1934		2133
…		…
1943		2142
1944	$self	2143	$self
1945	}	2144	}
1946		2145
1947	# find and load all maps in the 3x3 area around a map	2146	# find and load all maps in the 3x3 area around a map
1948	sub load_diag {	2147	sub load_neighbours {
1949	my ($map) = @_;	2148	my ($map) = @_;
1950		2149
1951	my @diag; # diagonal neighbours	2150	my @neigh; # diagonal neighbours
1952		2151
1953	for (0 .. 3) {	2152	for (0 .. 3) {
1954	my $neigh = $map->tile_path ($_)	2153	my $neigh = $map->tile_path ($_)
1955	or next;	2154	or next;
1956	$neigh = find $neigh, $map	2155	$neigh = find $neigh, $map
1957	or next;	2156	or next;
1958	$neigh->load;	2157	$neigh->load;
1959		2158
		2159	push @neigh,
1960	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2160	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1961	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2161	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1962	}	2162	}
1963		2163
1964	for (@diag) {	2164	for (grep defined $_->[0], @neigh) {
		2165	my ($path, $origin) = @$_;
1965	my $neigh = find @$_	2166	my $neigh = find $path, $origin
1966	or next;	2167	or next;
1967	$neigh->load;	2168	$neigh->load;
1968	}	2169	}
1969	}	2170	}
1970		2171
…		…
1975	}	2176	}
1976		2177
1977	sub do_load_sync {	2178	sub do_load_sync {
1978	my ($map) = @_;	2179	my ($map) = @_;
1979		2180
		2181	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2182	if $Coro::current == $Coro::main;
		2183
1980	cf::sync_job { $map->load };	2184	cf::sync_job { $map->load };
1981	}	2185	}
1982		2186
1983	our %MAP_PREFETCH;	2187	our %MAP_PREFETCH;
1984	our $MAP_PREFETCHER = undef;	2188	our $MAP_PREFETCHER = undef;
1985		2189
1986	sub find_async {	2190	sub find_async {
1987	my ($path, $origin) = @_;	2191	my ($path, $origin, $load) = @_;
1988		2192
1989	$path = normalise $path, $origin && $origin->{path};	2193	$path = normalise $path, $origin && $origin->{path};
1990		2194
1991	if (my $map = $cf::MAP{$path}) {	2195	if (my $map = $cf::MAP{$path}) {
1992	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2196	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1993	}	2197	}
1994		2198
1995	undef $MAP_PREFETCH{$path};	2199	$MAP_PREFETCH{$path} |= $load;
		2200
1996	$MAP_PREFETCHER ||= cf::async {	2201	$MAP_PREFETCHER ||= cf::async {
		2202	$Coro::current->{desc} = "map prefetcher";
		2203
1997	while (%MAP_PREFETCH) {	2204	while (%MAP_PREFETCH) {
1998	for my $path (keys %MAP_PREFETCH) {	2205	while (my ($k, $v) = each %MAP_PREFETCH) {
1999	if (my $map = find $path) {	2206	if (my $map = find $k) {
2000	$map->load;	2207	$map->load if $v;
2001	}	2208	}
2002		2209
2003	delete $MAP_PREFETCH{$path};	2210	delete $MAP_PREFETCH{$k};
2004	}	2211	}
2005	}	2212	}
2006	undef $MAP_PREFETCHER;	2213	undef $MAP_PREFETCHER;
2007	};	2214	};
2008	$MAP_PREFETCHER->prio (6);	2215	$MAP_PREFETCHER->prio (6);
…		…
2011	}	2218	}
2012		2219
2013	sub save {	2220	sub save {
2014	my ($self) = @_;	2221	my ($self) = @_;
2015		2222
2016	my $lock = cf::lock_acquire "map_data:" . $self->path;	2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
2017		2224
2018	$self->{last_save} = $cf::RUNTIME;	2225	$self->{last_save} = $cf::RUNTIME;
2019		2226
2020	return unless $self->dirty;	2227	return unless $self->dirty;
2021		2228
…		…
2027	return if $self->{deny_save};	2234	return if $self->{deny_save};
2028		2235
2029	local $self->{last_access} = $self->last_access;#d#	2236	local $self->{last_access} = $self->last_access;#d#
2030		2237
2031	cf::async {	2238	cf::async {
		2239	$Coro::current->{desc} = "map player save";
2032	$_->contr->save for $self->players;	2240	$_->contr->save for $self->players;
2033	};	2241	};
		2242
		2243	cf::get_slot 0.02;
2034		2244
2035	if ($uniq) {	2245	if ($uniq) {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2246	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2037	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2247	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2038	} else {	2248	} else {
…		…
2044	my ($self) = @_;	2254	my ($self) = @_;
2045		2255
2046	# save first because save cedes	2256	# save first because save cedes
2047	$self->save;	2257	$self->save;
2048		2258
2049	my $lock = cf::lock_acquire "map_data:" . $self->path;	2259	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2260
2051	return if $self->players;	2261	return if $self->players;
2052	return if $self->in_memory != cf::MAP_IN_MEMORY;	2262	return if $self->in_memory != cf::MAP_ACTIVE;
2053	return if $self->{deny_save};	2263	return if $self->{deny_save};
2054		2264
		2265	$self->in_memory (cf::MAP_SWAPPED);
		2266
		2267	$self->deactivate;
		2268	$_->clear_links_to ($self) for values %cf::MAP;
2055	$self->clear;	2269	$self->clear;
2056	$self->in_memory (cf::MAP_SWAPPED);
2057	}	2270	}
2058		2271
2059	sub reset_at {	2272	sub reset_at {
2060	my ($self) = @_;	2273	my ($self) = @_;
2061		2274
…		…
2093	if $uniq;	2306	if $uniq;
2094	}	2307	}
2095		2308
2096	delete $cf::MAP{$self->path};	2309	delete $cf::MAP{$self->path};
2097		2310
		2311	$self->deactivate;
		2312	$_->clear_links_to ($self) for values %cf::MAP;
2098	$self->clear;	2313	$self->clear;
2099
2100	$_->clear_links_to ($self) for values %cf::MAP;
2101		2314
2102	$self->unlink_save;	2315	$self->unlink_save;
2103	$self->destroy;	2316	$self->destroy;
2104	}	2317	}
2105		2318
2106	my $nuke_counter = "aaaa";	2319	my $nuke_counter = "aaaa";
2107		2320
2108	sub nuke {	2321	sub nuke {
2109	my ($self) = @_;	2322	my ($self) = @_;
2110		2323
		2324	{
		2325	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2326
2111	delete $cf::MAP{$self->path};	2327	delete $cf::MAP{$self->path};
2112		2328
2113	$self->unlink_save;	2329	$self->unlink_save;
2114		2330
2115	bless $self, "cf::map";	2331	bless $self, "cf::map";
2116	delete $self->{deny_reset};	2332	delete $self->{deny_reset};
2117	$self->{deny_save} = 1;	2333	$self->{deny_save} = 1;
2118	$self->reset_timeout (1);	2334	$self->reset_timeout (1);
2119	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2335	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2120		2336
2121	$cf::MAP{$self->path} = $self;	2337	$cf::MAP{$self->path} = $self;
		2338	}
2122		2339
2123	$self->reset; # polite request, might not happen	2340	$self->reset; # polite request, might not happen
2124	}	2341	}
2125		2342
2126	=item $maps = cf::map::tmp_maps	2343	=item $maps = cf::map::tmp_maps
…		…
2168		2385
2169	sub unique_maps() {	2386	sub unique_maps() {
2170	[	2387	[
2171	map {	2388	map {
2172	utf8::decode $_;	2389	utf8::decode $_;
2173	/\.map$/	2390	s/\.map$//; # TODO future compatibility hack
		2391	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2392	? ()
2174	? normalise $_	2393	: normalise $_
2175	: ()
2176	} @{ aio_readdir $UNIQUEDIR or [] }	2394	} @{ aio_readdir $UNIQUEDIR or [] }
2177	]	2395	]
2178	}	2396	}
2179		2397
2180	package cf;
2181
2182	=back	2398	=back
2183		2399
2184	=head3 cf::object	2400	=head3 cf::object
2185		2401
2186	=cut	2402	=cut
…		…
2189		2405
2190	=over 4	2406	=over 4
2191		2407
2192	=item $ob->inv_recursive	2408	=item $ob->inv_recursive
2193		2409
2194	Returns the inventory of the object _and_ their inventories, recursively.	2410	Returns the inventory of the object I<and> their inventories, recursively,
		2411	but I<not> the object itself.
2195		2412
2196	=cut	2413	=cut
2197		2414
2198	sub inv_recursive_;	2415	sub inv_recursive_;
2199	sub inv_recursive_ {	2416	sub inv_recursive_ {
…		…
2202		2419
2203	sub inv_recursive {	2420	sub inv_recursive {
2204	inv_recursive_ inv $_[0]	2421	inv_recursive_ inv $_[0]
2205	}	2422	}
2206		2423
		2424	=item $ref = $ob->ref
		2425
		2426	Creates and returns a persistent reference to an object that can be stored as a string.
		2427
		2428	=item $ob = cf::object::deref ($refstring)
		2429
		2430	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2431	even if the object actually exists. May block.
		2432
		2433	=cut
		2434
		2435	sub deref {
		2436	my ($ref) = @_;
		2437
		2438	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2439	my ($uuid, $name) = ($1, $2);
		2440	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2441	or return;
		2442	$pl->ob->uuid eq $uuid
		2443	or return;
		2444
		2445	$pl->ob
		2446	} else {
		2447	warn "$ref: cannot resolve object reference\n";
		2448	undef
		2449	}
		2450	}
		2451
2207	package cf;	2452	package cf;
2208		2453
2209	=back	2454	=back
2210		2455
2211	=head3 cf::object::player	2456	=head3 cf::object::player
…		…
2217	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2462	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2218	can be C<undef>. Does the right thing when the player is currently in a	2463	can be C<undef>. Does the right thing when the player is currently in a
2219	dialogue with the given NPC character.	2464	dialogue with the given NPC character.
2220		2465
2221	=cut	2466	=cut
		2467
		2468	our $SAY_CHANNEL = {
		2469	id => "say",
		2470	title => "Map",
		2471	reply => "say ",
		2472	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2473	};
		2474
		2475	our $CHAT_CHANNEL = {
		2476	id => "chat",
		2477	title => "Chat",
		2478	reply => "chat ",
		2479	tooltip => "Player chat and shouts, global to the server.",
		2480	};
2222		2481
2223	# rough implementation of a future "reply" method that works	2482	# rough implementation of a future "reply" method that works
2224	# with dialog boxes.	2483	# with dialog boxes.
2225	#TODO: the first argument must go, split into a $npc->reply_to ( method	2484	#TODO: the first argument must go, split into a $npc->reply_to ( method
2226	sub cf::object::player::reply($$$;$) {	2485	sub cf::object::player::reply($$$;$) {
…		…
2238	my $dialog = $pl->{npc_dialog};	2497	my $dialog = $pl->{npc_dialog};
2239	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2498	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2240		2499
2241	} else {	2500	} else {
2242	$msg = $npc->name . " says: $msg" if $npc;	2501	$msg = $npc->name . " says: $msg" if $npc;
2243	$self->message ($msg, $flags);	2502	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2244	}	2503	}
2245	}	2504	}
		2505	}
		2506
		2507	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2508
		2509	=cut
		2510
		2511	sub cf::object::send_msg {
		2512	my $pl = shift->contr
		2513	or return;
		2514	$pl->send_msg (@_);
2246	}	2515	}
2247		2516
2248	=item $player_object->may ("access")	2517	=item $player_object->may ("access")
2249		2518
2250	Returns wether the given player is authorized to access resource "access"	2519	Returns wether the given player is authorized to access resource "access"
…		…
2329	# use -1 or undef as default coordinates, not 0, 0	2598	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2599	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2600	if $x <=0 && $y <= 0;
2332		2601
2333	$map->load;	2602	$map->load;
2334	$map->load_diag;	2603	$map->load_neighbours;
2335		2604
2336	return unless $self->contr->active;	2605	return unless $self->contr->active;
2337	$self->activate_recursive;	2606	$self->activate_recursive;
2338		2607
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2346	her, loading and preparing them map, calling the provided $check callback	2615	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2616	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2617	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2618	be called at the end of this process.
2350		2619
		2620	Note that $check will be called with a potentially non-loaded map, so if
		2621	it needs a loaded map it has to call C<< ->load >>.
		2622
2351	=cut	2623	=cut
2352		2624
2353	our $GOTOGEN;	2625	our $GOTOGEN;
2354		2626
2355	sub cf::object::player::goto {	2627	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2631	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2632
2361	$self->enter_link;	2633	$self->enter_link;
2362		2634
2363	(async {	2635	(async {
		2636	$Coro::current->{desc} = "player::goto $path $x $y";
		2637
		2638	# *tag paths override both path and x|y
		2639	if ($path =~ /^\*(.*)$/) {
		2640	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2641	my $ob = $obs[rand @obs];
		2642
		2643	# see if we actually can go there
		2644	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2645	$ob = $obs[rand @obs];
		2646	} else {
		2647	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2648	}
		2649	# else put us there anyways for now #d#
		2650
		2651	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2652	} else {
		2653	($path, $x, $y) = (undef, undef, undef);
		2654	}
		2655	}
		2656
2364	my $map = eval {	2657	my $map = eval {
2365	my $map = cf::map::find $path;	2658	my $map = defined $path ? cf::map::find $path : undef;
2366		2659
2367	if ($map) {	2660	if ($map) {
2368	$map = $map->customise_for ($self);	2661	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2662	$map = $check->($map) if $check && $map;
2370	} else {	2663	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2664	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2665	}
2373		2666
2374	$map	2667	$map
2375	};	2668	};
2376		2669
…		…
2412	}	2705	}
2413		2706
2414	sub prepare_random_map {	2707	sub prepare_random_map {
2415	my ($exit) = @_;	2708	my ($exit) = @_;
2416		2709
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2712	# that depends on the exit object
2422		2713
2423	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2716	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2430	}	2723	}
2431		2724
2432	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2433		2726
2434	my $data = cf::to_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2437		2730
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2733	undef $fh;
2441	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2442		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2445	}	2742	}
2446	}	2743	}
2447		2744
2448	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2450		2747
2451	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2452		2749
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2750	$self->enter_link;
2465		2751
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2752	(async {
2471	$self->deactivate_recursive; # just to be sure	2753	$Coro::current->{desc} = "enter_exit";
		2754
2472	unless (eval {	2755	unless (eval {
		2756	$self->deactivate_recursive; # just to be sure
		2757
		2758	# random map handling
		2759	{
		2760	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2761
		2762	prepare_random_map $exit
		2763	if $exit->slaying eq "/!";
		2764	}
		2765
		2766	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2767	my $x = $exit->stats->hp;
		2768	my $y = $exit->stats->sp;
		2769
2473	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2474		2771
		2772	# if exit is damned, update players death & WoR home-position
		2773	$self->contr->savebed ($map, $x, $y)
		2774	if $exit->flag (cf::FLAG_DAMNED);
		2775
2475	1;	2776	1
2476	}) {	2777	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the crossfire server. "
2478	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2811	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2812	the message unless the client supports the msg packet.
2512		2813
2513	=cut	2814	=cut
2514		2815
		2816	# non-persistent channels (usually the info channel)
		2817	our %CHANNEL = (
		2818	"c/identify" => {
		2819	id => "infobox",
		2820	title => "Identify",
		2821	reply => undef,
		2822	tooltip => "Items recently identified",
		2823	},
		2824	"c/examine" => {
		2825	id => "infobox",
		2826	title => "Examine",
		2827	reply => undef,
		2828	tooltip => "Signs and other items you examined",
		2829	},
		2830	"c/book" => {
		2831	id => "infobox",
		2832	title => "Book",
		2833	reply => undef,
		2834	tooltip => "The contents of a note or book",
		2835	},
		2836	"c/lookat" => {
		2837	id => "infobox",
		2838	title => "Look",
		2839	reply => undef,
		2840	tooltip => "What you saw there",
		2841	},
		2842	"c/who" => {
		2843	id => "infobox",
		2844	title => "Players",
		2845	reply => undef,
		2846	tooltip => "Shows players who are currently online",
		2847	},
		2848	"c/body" => {
		2849	id => "infobox",
		2850	title => "Body Parts",
		2851	reply => undef,
		2852	tooltip => "Shows which body parts you posess and are available",
		2853	},
		2854	"c/uptime" => {
		2855	id => "infobox",
		2856	title => "Uptime",
		2857	reply => undef,
		2858	tooltip => "How long the server has been running since last restart",
		2859	},
		2860	"c/mapinfo" => {
		2861	id => "infobox",
		2862	title => "Map Info",
		2863	reply => undef,
		2864	tooltip => "Information related to the maps",
		2865	},
		2866	"c/party" => {
		2867	id => "party",
		2868	title => "Party",
		2869	reply => "gsay ",
		2870	tooltip => "Messages and chat related to your party",
		2871	},
		2872	);
		2873
2515	sub cf::client::send_msg {	2874	sub cf::client::send_msg {
2516	my ($self, $channel, $msg, $color, @extra) = @_;	2875	my ($self, $channel, $msg, $color, @extra) = @_;
2517		2876
2518	$msg = $self->pl->expand_cfpod ($msg);	2877	$msg = $self->pl->expand_cfpod ($msg);
2519		2878
2520	$color &= cf::NDI_CLIENT_MASK; # just in case...	2879	$color &= cf::NDI_CLIENT_MASK; # just in case...
2521		2880
		2881	# check predefined channels, for the benefit of C
		2882	if ($CHANNEL{$channel}) {
		2883	$channel = $CHANNEL{$channel};
		2884
		2885	$self->ext_msg (channel_info => $channel)
		2886	if $self->can_msg;
		2887
		2888	$channel = $channel->{id};
		2889
2522	if (ref $channel) {	2890	} elsif (ref $channel) {
2523	# send meta info to client, if not yet sent	2891	# send meta info to client, if not yet sent
2524	unless (exists $self->{channel}{$channel->{id}}) {	2892	unless (exists $self->{channel}{$channel->{id}}) {
2525	$self->{channel}{$channel->{id}} = $channel;	2893	$self->{channel}{$channel->{id}} = $channel;
2526	$self->ext_msg (channel_info => $channel);	2894	$self->ext_msg (channel_info => $channel)
		2895	if $self->can_msg;
2527	}	2896	}
2528		2897
2529	$channel = $channel->{id};	2898	$channel = $channel->{id};
2530	}	2899	}
2531		2900
…		…
2550	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;	2919	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2551	}	2920	}
2552		2921
2553	$color &= cf::NDI_COLOR_MASK;	2922	$color &= cf::NDI_COLOR_MASK;
2554		2923
		2924	utf8::encode $msg;
		2925
2555	if (0 && $msg =~ /\[/) {	2926	if (0 && $msg =~ /\[/) {
		2927	# COMMAND/INFO
2556	$self->send_packet ("drawextinfo $color 4 0 $msg")	2928	$self->send_packet ("drawextinfo $color 10 8 $msg")
2557	} else {	2929	} else {
2558	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2930	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2559	$self->send_packet ("drawinfo $color $msg")	2931	$self->send_packet ("drawinfo $color $msg")
2560	}	2932	}
2561	}	2933	}
…		…
2569	=cut	2941	=cut
2570		2942
2571	sub cf::client::ext_msg($$@) {	2943	sub cf::client::ext_msg($$@) {
2572	my ($self, $type, @msg) = @_;	2944	my ($self, $type, @msg) = @_;
2573		2945
2574	my $extcmd = $self->extcmd;
2575
2576	if ($extcmd == 2) {	2946	if ($self->extcmd == 2) {
2577	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2947	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2578	} elsif ($extcmd == 1) { # TODO: remove	2948	} elsif ($self->extcmd == 1) { # TODO: remove
2579	push @msg, msgtype => "event_$type";	2949	push @msg, msgtype => "event_$type";
		2950	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2951	}
		2952	}
		2953
		2954	=item $client->ext_reply ($msgid, @msg)
		2955
		2956	Sends an ext reply to the client.
		2957
		2958	=cut
		2959
		2960	sub cf::client::ext_reply($$@) {
		2961	my ($self, $id, @msg) = @_;
		2962
		2963	if ($self->extcmd == 2) {
		2964	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2965	} elsif ($self->extcmd == 1) {
		2966	#TODO: version 1, remove
		2967	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2968	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	2969	}
2582	}	2970	}
2583		2971
2584	=item $success = $client->query ($flags, "text", \&cb)	2972	=item $success = $client->query ($flags, "text", \&cb)
…		…
2646	my ($type, $reply, @payload) =	3034	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	3035	"ARRAY" eq ref $msg
2648	? @$msg	3036	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3037	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3038
		3039	my @reply;
		3040
2651	if (my $cb = $EXTICMD{$type}) {	3041	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3042	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3043	}
		3044
		3045	$ns->ext_reply ($reply, @reply)
		3046	if $reply;
		3047
2657	} else {	3048	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3049	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	3050	}
2660		3051
2661	cf::override;	3052	cf::override;
…		…
2708	our $safe = new Safe "safe";	3099	our $safe = new Safe "safe";
2709	our $safe_hole = new Safe::Hole;	3100	our $safe_hole = new Safe::Hole;
2710		3101
2711	$SIG{FPE} = 'IGNORE';	3102	$SIG{FPE} = 'IGNORE';
2712		3103
2713	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3104	$safe->permit_only (Opcode::opset qw(
		3105	:base_core :base_mem :base_orig :base_math
		3106	grepstart grepwhile mapstart mapwhile
		3107	sort time
		3108	));
2714		3109
2715	# here we export the classes and methods available to script code	3110	# here we export the classes and methods available to script code
2716		3111
2717	=pod	3112	=pod
2718		3113
2719	The following functions and methods are available within a safe environment:	3114	The following functions and methods are available within a safe environment:
2720		3115
2721	cf::object	3116	cf::object
2722	contr pay_amount pay_player map x y force_find force_add	3117	contr pay_amount pay_player map x y force_find force_add destroy
2723	insert remove	3118	insert remove name archname title slaying race decrease split
2724		3119
2725	cf::object::player	3120	cf::object::player
2726	player	3121	player
2727		3122
2728	cf::player	3123	cf::player
…		…
2733		3128
2734	=cut	3129	=cut
2735		3130
2736	for (	3131	for (
2737	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3132	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2738	insert remove)],	3133	insert remove inv nrof name archname title slaying race
		3134	decrease split destroy change_exp)],
2739	["cf::object::player" => qw(player)],	3135	["cf::object::player" => qw(player)],
2740	["cf::player" => qw(peaceful)],	3136	["cf::player" => qw(peaceful)],
2741	["cf::map" => qw(trigger)],	3137	["cf::map" => qw(trigger)],
2742	) {	3138	) {
2743	no strict 'refs';	3139	no strict 'refs';
…		…
2819	# the server's init and main functions	3215	# the server's init and main functions
2820		3216
2821	sub load_facedata($) {	3217	sub load_facedata($) {
2822	my ($path) = @_;	3218	my ($path) = @_;
2823		3219
		3220	# HACK to clear player env face cache, we need some signal framework
		3221	# for this (global event?)
		3222	%ext::player_env::MUSIC_FACE_CACHE = ();
		3223
		3224	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3225
2824	warn "loading facedata from $path\n";	3226	warn "loading facedata from $path\n";
2825		3227
2826	my $facedata;	3228	my $facedata;
2827	0 < aio_load $path, $facedata	3229	0 < aio_load $path, $facedata
2828	or die "$path: $!";	3230	or die "$path: $!";
…		…
2830	$facedata = Coro::Storable::thaw $facedata;	3232	$facedata = Coro::Storable::thaw $facedata;
2831		3233
2832	$facedata->{version} == 2	3234	$facedata->{version} == 2
2833	or cf::cleanup "$path: version mismatch, cannot proceed.";	3235	or cf::cleanup "$path: version mismatch, cannot proceed.";
2834		3236
		3237	# patch in the exptable
		3238	$facedata->{resource}{"res/exp_table"} = {
		3239	type => FT_RSRC,
		3240	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3241	};
		3242	cf::cede_to_tick;
		3243
2835	{	3244	{
2836	my $faces = $facedata->{faceinfo};	3245	my $faces = $facedata->{faceinfo};
2837		3246
2838	while (my ($face, $info) = each %$faces) {	3247	while (my ($face, $info) = each %$faces) {
2839	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3248	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3249
2840	cf::face::set_visibility $idx, $info->{visibility};	3250	cf::face::set_visibility $idx, $info->{visibility};
2841	cf::face::set_magicmap $idx, $info->{magicmap};	3251	cf::face::set_magicmap $idx, $info->{magicmap};
2842	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3252	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2843	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3253	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2844		3254
2845	cf::cede_to_tick;	3255	cf::cede_to_tick;
2846	}	3256	}
2847		3257
2848	while (my ($face, $info) = each %$faces) {	3258	while (my ($face, $info) = each %$faces) {
2849	next unless $info->{smooth};	3259	next unless $info->{smooth};
		3260
2850	my $idx = cf::face::find $face	3261	my $idx = cf::face::find $face
2851	or next;	3262	or next;
		3263
2852	if (my $smooth = cf::face::find $info->{smooth}) {	3264	if (my $smooth = cf::face::find $info->{smooth}) {
2853	cf::face::set_smooth $idx, $smooth;	3265	cf::face::set_smooth $idx, $smooth;
2854	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3266	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2855	} else {	3267	} else {
2856	warn "smooth face '$info->{smooth}' not found for face '$face'";	3268	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2873		3285
2874	{	3286	{
2875	# TODO: for gcfclient pleasure, we should give resources	3287	# TODO: for gcfclient pleasure, we should give resources
2876	# that gcfclient doesn't grok a >10000 face index.	3288	# that gcfclient doesn't grok a >10000 face index.
2877	my $res = $facedata->{resource};	3289	my $res = $facedata->{resource};
2878	my $enc = JSON::XS->new->utf8->canonical;
2879
2880	my $soundconf = delete $res->{"res/sound.conf"};
2881		3290
2882	while (my ($name, $info) = each %$res) {	3291	while (my ($name, $info) = each %$res) {
2883	my $meta = $enc->encode ({	3292	if (defined $info->{type}) {
2884	name => $name,
2885	%{ $info->{meta} || {} },
2886	});
2887
2888	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3293	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3294	my $data;
2889		3295
2890	if ($info->{type} & 1) {	3296	if ($info->{type} & 1) {
2891	# prepend meta info	3297	# prepend meta info
2892		3298
		3299	my $meta = $enc->encode ({
		3300	name => $name,
		3301	%{ $info->{meta} || {} },
		3302	});
		3303
2893	my $data = pack "(w/a*)*", $meta, $info->{data};	3304	$data = pack "(w/a*)*", $meta, $info->{data};
2894	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3305	} else {
		3306	$data = $info->{data};
		3307	}
2895		3308
2896	cf::face::set_data $idx, 0, $data, $chk;	3309	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3310	cf::face::set_type $idx, $info->{type};
2897	} else {	3311	} else {
2898	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3312	$RESOURCE{$name} = $info;
2899	}	3313	}
2900		3314
2901	cf::face::set_type $idx, $info->{type};
2902
2903	cf::cede_to_tick;	3315	cf::cede_to_tick;
2904	}	3316	}
2905
2906	if ($soundconf) {
2907	$soundconf = $enc->decode (delete $soundconf->{data});
2908
2909	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2910	my $sound = $soundconf->{compat}[$_]
2911	or next;
2912
2913	my $face = cf::face::find "sound/$sound->[1]";
2914
2915	cf::sound::set $sound->[0] => $face;
2916	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2917	}
2918
2919	#TODO
2920	}
2921	}	3317	}
		3318
		3319	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2922		3320
2923	1	3321	1
2924	}	3322	}
		3323
		3324	cf::global->attach (on_resource_update => sub {
		3325	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3326	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3327
		3328	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3329	my $sound = $soundconf->{compat}[$_]
		3330	or next;
		3331
		3332	my $face = cf::face::find "sound/$sound->[1]";
		3333	cf::sound::set $sound->[0] => $face;
		3334	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3335	}
		3336
		3337	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3338	my $face = cf::face::find "sound/$v";
		3339	cf::sound::set $k => $face;
		3340	}
		3341	}
		3342	});
2925		3343
2926	register_exticmd fx_want => sub {	3344	register_exticmd fx_want => sub {
2927	my ($ns, $want) = @_;	3345	my ($ns, $want) = @_;
2928		3346
2929	while (my ($k, $v) = each %$want) {	3347	while (my ($k, $v) = each %$want) {
2930	$ns->fx_want ($k, $v);	3348	$ns->fx_want ($k, $v);
2931	}	3349	}
2932	};	3350	};
2933		3351
		3352	sub load_resource_file($) {
		3353	my $guard = lock_acquire "load_resource_file";
		3354
		3355	my $status = load_resource_file_ $_[0];
		3356	get_slot 0.1, 100;
		3357	cf::arch::commit_load;
		3358
		3359	$status
		3360	}
		3361
2934	sub reload_regions {	3362	sub reload_regions {
		3363	# HACK to clear player env face cache, we need some signal framework
		3364	# for this (global event?)
		3365	%ext::player_env::MUSIC_FACE_CACHE = ();
		3366
2935	load_resource_file "$MAPDIR/regions"	3367	load_resource_file "$MAPDIR/regions"
2936	or die "unable to load regions file\n";	3368	or die "unable to load regions file\n";
2937		3369
2938	for (cf::region::list) {	3370	for (cf::region::list) {
2939	$_->{match} = qr/$_->{match}/	3371	$_->{match} = qr/$_->{match}/
…		…
2947	}	3379	}
2948		3380
2949	sub reload_archetypes {	3381	sub reload_archetypes {
2950	load_resource_file "$DATADIR/archetypes"	3382	load_resource_file "$DATADIR/archetypes"
2951	or die "unable to load archetypes\n";	3383	or die "unable to load archetypes\n";
2952	#d# NEED to laod twice to resolve forward references
2953	# this really needs to be done in an extra post-pass
2954	# (which needs to be synchronous, so solve it differently)
2955	load_resource_file "$DATADIR/archetypes"
2956	or die "unable to load archetypes\n";
2957	}	3384	}
2958		3385
2959	sub reload_treasures {	3386	sub reload_treasures {
2960	load_resource_file "$DATADIR/treasures"	3387	load_resource_file "$DATADIR/treasures"
2961	or die "unable to load treasurelists\n";	3388	or die "unable to load treasurelists\n";
2962	}	3389	}
2963		3390
2964	sub reload_resources {	3391	sub reload_resources {
2965	warn "reloading resource files...\n";	3392	warn "reloading resource files...\n";
2966		3393
		3394	reload_facedata;
		3395	reload_archetypes;
2967	reload_regions;	3396	reload_regions;
2968	reload_facedata;
2969	#reload_archetypes;#d#
2970	reload_archetypes;
2971	reload_treasures;	3397	reload_treasures;
2972		3398
2973	warn "finished reloading resource files\n";	3399	warn "finished reloading resource files\n";
2974	}	3400	}
2975		3401
2976	sub init {	3402	sub init {
		3403	my $guard = freeze_mainloop;
		3404
		3405	evthread_start IO::AIO::poll_fileno;
		3406
2977	reload_resources;	3407	reload_resources;
2978	}	3408	}
2979		3409
2980	sub cfg_load {	3410	sub reload_config {
2981	open my $fh, "<:utf8", "$CONFDIR/config"	3411	open my $fh, "<:utf8", "$CONFDIR/config"
2982	or return;	3412	or return;
2983		3413
2984	local $/;	3414	local $/;
2985	*CFG = YAML::Syck::Load <$fh>;	3415	*CFG = YAML::Load <$fh>;
2986		3416
2987	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3417	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2988		3418
2989	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3419	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2990	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3420	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3001	sub main {	3431	sub main {
3002	# we must not ever block the main coroutine	3432	# we must not ever block the main coroutine
3003	local $Coro::idle = sub {	3433	local $Coro::idle = sub {
3004	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3434	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3005	(async {	3435	(async {
3006	Event::one_event;	3436	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3437	EV::loop EV::LOOP_ONESHOT;
3007	})->prio (Coro::PRIO_MAX);	3438	})->prio (Coro::PRIO_MAX);
3008	};	3439	};
3009		3440
3010	cfg_load;	3441	{
		3442	my $guard = freeze_mainloop;
		3443	reload_config;
3011	db_init;	3444	db_init;
3012	load_extensions;	3445	load_extensions;
3013		3446
3014	$TICK_WATCHER->start;	3447	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3448	}
		3449
3015	Event::loop;	3450	EV::loop;
3016	}	3451	}
3017		3452
3018	#############################################################################	3453	#############################################################################
3019	# initialisation and cleanup	3454	# initialisation and cleanup
3020		3455
3021	# install some emergency cleanup handlers	3456	# install some emergency cleanup handlers
3022	BEGIN {	3457	BEGIN {
		3458	our %SIGWATCHER = ();
3023	for my $signal (qw(INT HUP TERM)) {	3459	for my $signal (qw(INT HUP TERM)) {
3024	Event->signal (	3460	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3025	reentrant => 0,
3026	data => WF_AUTOCANCEL,
3027	signal => $signal,
3028	prio => 0,
3029	cb => sub {
3030	cf::cleanup "SIG$signal";	3461	cf::cleanup "SIG$signal";
3031	},
3032	);	3462	};
3033	}	3463	}
3034	}	3464	}
3035		3465
3036	sub write_runtime {	3466	sub write_runtime_sync {
3037	my $runtime = "$LOCALDIR/runtime";	3467	my $runtime = "$LOCALDIR/runtime";
3038		3468
3039	# first touch the runtime file to show we are still running:	3469	# first touch the runtime file to show we are still running:
3040	# the fsync below can take a very very long time.	3470	# the fsync below can take a very very long time.
3041		3471
…		…
3067	and return;	3497	and return;
3068		3498
3069	warn "runtime file written.\n";	3499	warn "runtime file written.\n";
3070		3500
3071	1	3501	1
		3502	}
		3503
		3504	our $uuid_lock;
		3505	our $uuid_skip;
		3506
		3507	sub write_uuid_sync($) {
		3508	$uuid_skip ||= $_[0];
		3509
		3510	return if $uuid_lock;
		3511	local $uuid_lock = 1;
		3512
		3513	my $uuid = "$LOCALDIR/uuid";
		3514
		3515	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3516	or return;
		3517
		3518	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3519	$uuid_skip = 0;
		3520
		3521	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3522	and return;
		3523
		3524	# always fsync - this file is important
		3525	aio_fsync $fh
		3526	and return;
		3527
		3528	close $fh
		3529	or return;
		3530
		3531	aio_rename "$uuid~", $uuid
		3532	and return;
		3533
		3534	warn "uuid file written ($value).\n";
		3535
		3536	1
		3537
		3538	}
		3539
		3540	sub write_uuid($$) {
		3541	my ($skip, $sync) = @_;
		3542
		3543	$sync ? write_uuid_sync $skip
		3544	: async { write_uuid_sync $skip };
3072	}	3545	}
3073		3546
3074	sub emergency_save() {	3547	sub emergency_save() {
3075	my $freeze_guard = cf::freeze_mainloop;	3548	my $freeze_guard = cf::freeze_mainloop;
3076		3549
…		…
3082	# and maps saved/destroyed asynchronously.	3555	# and maps saved/destroyed asynchronously.
3083	warn "begin emergency player save\n";	3556	warn "begin emergency player save\n";
3084	for my $login (keys %cf::PLAYER) {	3557	for my $login (keys %cf::PLAYER) {
3085	my $pl = $cf::PLAYER{$login} or next;	3558	my $pl = $cf::PLAYER{$login} or next;
3086	$pl->valid or next;	3559	$pl->valid or next;
		3560	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3087	$pl->save;	3561	$pl->save;
3088	}	3562	}
3089	warn "end emergency player save\n";	3563	warn "end emergency player save\n";
3090		3564
3091	warn "begin emergency map save\n";	3565	warn "begin emergency map save\n";
…		…
3097	warn "end emergency map save\n";	3571	warn "end emergency map save\n";
3098		3572
3099	warn "begin emergency database checkpoint\n";	3573	warn "begin emergency database checkpoint\n";
3100	BDB::db_env_txn_checkpoint $DB_ENV;	3574	BDB::db_env_txn_checkpoint $DB_ENV;
3101	warn "end emergency database checkpoint\n";	3575	warn "end emergency database checkpoint\n";
		3576
		3577	warn "begin write uuid\n";
		3578	write_uuid_sync 1;
		3579	warn "end write uuid\n";
3102	};	3580	};
3103		3581
3104	warn "leave emergency perl save\n";	3582	warn "leave emergency perl save\n";
3105	}	3583	}
3106		3584
…		…
3121	warn "reloading...";	3599	warn "reloading...";
3122		3600
3123	warn "entering sync_job";	3601	warn "entering sync_job";
3124		3602
3125	cf::sync_job {	3603	cf::sync_job {
3126	cf::write_runtime; # external watchdog should not bark	3604	cf::write_runtime_sync; # external watchdog should not bark
3127	cf::emergency_save;	3605	cf::emergency_save;
3128	cf::write_runtime; # external watchdog should not bark	3606	cf::write_runtime_sync; # external watchdog should not bark
3129		3607
3130	warn "syncing database to disk";	3608	warn "syncing database to disk";
3131	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3132		3610
3133	# if anything goes wrong in here, we should simply crash as we already saved	3611	# if anything goes wrong in here, we should simply crash as we already saved
3134
3135	warn "cancelling all WF_AUTOCANCEL watchers";
3136	for (Event::all_watchers) {
3137	$_->cancel if $_->data & WF_AUTOCANCEL;
3138	}
3139		3612
3140	warn "flushing outstanding aio requests";	3613	warn "flushing outstanding aio requests";
3141	for (;;) {	3614	for (;;) {
3142	BDB::flush;	3615	BDB::flush;
3143	IO::AIO::flush;	3616	IO::AIO::flush;
3144	Coro::cede;	3617	Coro::cede_notself;
3145	last unless IO::AIO::nreqs || BDB::nreqs;	3618	last unless IO::AIO::nreqs || BDB::nreqs;
3146	warn "iterate...";	3619	warn "iterate...";
3147	}	3620	}
3148		3621
3149	++$RELOAD;	3622	++$RELOAD;
…		…
3208	warn "reloading cf.pm";	3681	warn "reloading cf.pm";
3209	require cf;	3682	require cf;
3210	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3683	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3211		3684
3212	warn "loading config and database again";	3685	warn "loading config and database again";
3213	cf::cfg_load;	3686	cf::reload_config;
3214		3687
3215	warn "loading extensions";	3688	warn "loading extensions";
3216	cf::load_extensions;	3689	cf::load_extensions;
3217		3690
3218	warn "reattaching attachments to objects/players";	3691	warn "reattaching attachments to objects/players";
…		…
3225	warn "leaving sync_job";	3698	warn "leaving sync_job";
3226		3699
3227	1	3700	1
3228	} or do {	3701	} or do {
3229	warn $@;	3702	warn $@;
3230	warn "error while reloading, exiting.";	3703	cf::cleanup "error while reloading, exiting.";
3231	exit 1;
3232	};	3704	};
3233		3705
3234	warn "reloaded";	3706	warn "reloaded";
3235	};	3707	};
3236		3708
…		…
3238		3710
3239	sub reload_perl() {	3711	sub reload_perl() {
3240	# doing reload synchronously and two reloads happen back-to-back,	3712	# doing reload synchronously and two reloads happen back-to-back,
3241	# coro crashes during coro_state_free->destroy here.	3713	# coro crashes during coro_state_free->destroy here.
3242		3714
3243	$RELOAD_WATCHER ||= Event->timer (	3715	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3244	reentrant => 0,
3245	after => 0,
3246	data => WF_AUTOCANCEL,
3247	cb => sub {
3248	do_reload_perl;	3716	do_reload_perl;
3249	undef $RELOAD_WATCHER;	3717	undef $RELOAD_WATCHER;
3250	},
3251	);	3718	};
3252	}	3719	}
3253		3720
3254	register_command "reload" => sub {	3721	register_command "reload" => sub {
3255	my ($who, $arg) = @_;	3722	my ($who, $arg) = @_;
3256		3723
3257	if ($who->flag (FLAG_WIZ)) {	3724	if ($who->flag (FLAG_WIZ)) {
3258	$who->message ("reloading server.");	3725	$who->message ("reloading server.");
		3726	async {
		3727	$Coro::current->{desc} = "perl_reload";
3259	async { reload_perl };	3728	reload_perl;
		3729	};
3260	}	3730	}
3261	};	3731	};
3262		3732
3263	unshift @INC, $LIBDIR;	3733	unshift @INC, $LIBDIR;
3264		3734
…		…
3266		3736
3267	our @WAIT_FOR_TICK;	3737	our @WAIT_FOR_TICK;
3268	our @WAIT_FOR_TICK_BEGIN;	3738	our @WAIT_FOR_TICK_BEGIN;
3269		3739
3270	sub wait_for_tick {	3740	sub wait_for_tick {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	3741	return if tick_inhibit || $Coro::current == $Coro::main;
3273		3742
3274	my $signal = new Coro::Signal;	3743	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK, $signal;	3744	push @WAIT_FOR_TICK, $signal;
3276	$signal->wait;	3745	$signal->wait;
3277	}	3746	}
3278		3747
3279	sub wait_for_tick_begin {	3748	sub wait_for_tick_begin {
3280	return unless $TICK_WATCHER->is_active;
3281	return if $Coro::current == $Coro::main;	3749	return if tick_inhibit || $Coro::current == $Coro::main;
3282		3750
3283	my $signal = new Coro::Signal;	3751	my $signal = new Coro::Signal;
3284	push @WAIT_FOR_TICK_BEGIN, $signal;	3752	push @WAIT_FOR_TICK_BEGIN, $signal;
3285	$signal->wait;	3753	$signal->wait;
3286	}	3754	}
3287		3755
3288	my $min = 1e6;#d#	3756	sub tick {
3289	my $avg = 10;
3290	$TICK_WATCHER = Event->timer (
3291	reentrant => 0,
3292	parked => 1,
3293	prio => 0,
3294	at => $NEXT_TICK || $TICK,
3295	data => WF_AUTOCANCEL,
3296	cb => sub {
3297	if ($Coro::current != $Coro::main) {	3757	if ($Coro::current != $Coro::main) {
3298	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3758	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3299	unless ++$bug_warning > 10;	3759	unless ++$bug_warning > 10;
3300	return;	3760	return;
3301	}	3761	}
3302		3762
3303	$NOW = $tick_start = Event::time;
3304
3305	cf::server_tick; # one server iteration	3763	cf::server_tick; # one server iteration
3306		3764
3307	0 && sync_job {#d#	3765	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3308	for(1..10) {	3766	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3309	my $t = Event::time;	3767	Coro::async_pool {
3310	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3768	$Coro::current->{desc} = "runtime saver";
3311	or die;	3769	write_runtime_sync
3312		3770	or warn "ERROR: unable to write runtime file: $!";
3313	$map->width (50);
3314	$map->height (50);
3315	$map->alloc;
3316	$map->_load_objects ("/tmp/x.map", 1);
3317	my $t = Event::time - $t;
3318
3319	#next unless $t < 0.0013;#d#
3320	if ($t < $min) {
3321	$min = $t;
3322	}
3323	$avg = $avg * 0.99 + $t * 0.01;
3324	}
3325	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3326	exit 0;
3327	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3328	};	3771	};
		3772	}
3329		3773
3330	$RUNTIME += $TICK;
3331	$NEXT_TICK += $TICK;
3332
3333	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3334	$NEXT_RUNTIME_WRITE = $NOW + 10;
3335	Coro::async_pool {
3336	write_runtime
3337	or warn "ERROR: unable to write runtime file: $!";
3338	};
3339	}
3340
3341	# my $AFTER = Event::time;
3342	# warn $AFTER - $NOW;#d#
3343
3344	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3774	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3345	$sig->send;	3775	$sig->send;
3346	}	3776	}
3347	while (my $sig = shift @WAIT_FOR_TICK) {	3777	while (my $sig = shift @WAIT_FOR_TICK) {
3348	$sig->send;	3778	$sig->send;
3349	}	3779	}
3350		3780
3351	$NOW = Event::time;	3781	$LOAD = ($NOW - $TICK_START) / $TICK;
3352
3353	# if we are delayed by four ticks or more, skip them all
3354	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3355
3356	$TICK_WATCHER->at ($NEXT_TICK);
3357	$TICK_WATCHER->start;
3358
3359	$LOAD = ($NOW - $tick_start) / $TICK;
3360	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3782	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3361		3783
3362	_post_tick;	3784	if (0) {
3363		3785	if ($NEXT_TICK) {
3364		3786	my $jitter = $TICK_START - $NEXT_TICK;
		3787	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3788	warn "jitter $JITTER\n";#d#
		3789	}
3365	},	3790	}
3366	);	3791	}
3367		3792
3368	{	3793	{
3369	BDB::max_poll_time $TICK * 0.1;	3794	# configure BDB
3370	$BDB_POLL_WATCHER = Event->io (	3795
3371	reentrant => 0,
3372	fd => BDB::poll_fileno,
3373	poll => 'r',
3374	prio => 0,
3375	data => WF_AUTOCANCEL,
3376	cb => \&BDB::poll_cb,
3377	);
3378	BDB::min_parallel 8;	3796	BDB::min_parallel 8;
3379		3797	BDB::max_poll_reqs $TICK * 0.1;
3380	BDB::set_sync_prepare {	3798	$AnyEvent::BDB::WATCHER->priority (1);
3381	my $status;
3382	my $current = $Coro::current;
3383	(
3384	sub {
3385	$status = $!;
3386	$current->ready; undef $current;
3387	},
3388	sub {
3389	Coro::schedule while defined $current;
3390	$! = $status;
3391	},
3392	)
3393	};
3394		3799
3395	unless ($DB_ENV) {	3800	unless ($DB_ENV) {
3396	$DB_ENV = BDB::db_env_create;	3801	$DB_ENV = BDB::db_env_create;
		3802	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3803	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3804	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3805	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3806	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3397		3807
3398	cf::sync_job {	3808	cf::sync_job {
3399	eval {	3809	eval {
3400	BDB::db_env_open	3810	BDB::db_env_open
3401	$DB_ENV,	3811	$DB_ENV,
…		…
3403	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3813	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3404	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3814	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3405	0666;	3815	0666;
3406		3816
3407	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3817	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3408
3409	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3410	$DB_ENV->set_lk_detect;
3411	};	3818	};
3412		3819
3413	cf::cleanup "db_env_open(db): $@" if $@;	3820	cf::cleanup "db_env_open(db): $@" if $@;
3414	};	3821	};
3415	}	3822	}
		3823
		3824	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3825	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3826	};
		3827	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3828	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3829	};
		3830	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3831	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3832	};
3416	}	3833	}
3417		3834
3418	{	3835	{
		3836	# configure IO::AIO
		3837
3419	IO::AIO::min_parallel 8;	3838	IO::AIO::min_parallel 8;
3420
3421	undef $Coro::AIO::WATCHER;
3422	IO::AIO::max_poll_time $TICK * 0.1;	3839	IO::AIO::max_poll_time $TICK * 0.1;
3423	$AIO_POLL_WATCHER = Event->io (	3840	undef $AnyEvent::AIO::WATCHER;
3424	reentrant => 0,
3425	data => WF_AUTOCANCEL,
3426	fd => IO::AIO::poll_fileno,
3427	poll => 'r',
3428	prio => 6,
3429	cb => \&IO::AIO::poll_cb,
3430	);
3431	}	3841	}
3432		3842
3433	my $_log_backtrace;	3843	my $_log_backtrace;
3434		3844
3435	sub _log_backtrace {	3845	sub _log_backtrace {
…		…
3439		3849
3440	# limit the # of concurrent backtraces	3850	# limit the # of concurrent backtraces
3441	if ($_log_backtrace < 2) {	3851	if ($_log_backtrace < 2) {
3442	++$_log_backtrace;	3852	++$_log_backtrace;
3443	async {	3853	async {
		3854	$Coro::current->{desc} = "abt $msg";
		3855
3444	my @bt = fork_call {	3856	my @bt = fork_call {
3445	@addr = map { sprintf "%x", $_ } @addr;	3857	@addr = map { sprintf "%x", $_ } @addr;
3446	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3858	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3447	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3859	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3448	or die "addr2line: $!";	3860	or die "addr2line: $!";

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