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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.329 by root, Fri Aug 10 05:38:16 2007 UTC vs.
Revision 1.440 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
…		…
1399	$pl->{deny_save} = 1;	1525	$pl->{deny_save} = 1;
1400	$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
1401		1527
1402	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1528	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1403	$pl->deactivate;	1529	$pl->deactivate;
		1530	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1531	$pl->ob->check_score;
1404	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1532	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1405	$pl->ns->destroy if $pl->ns;	1533	$pl->ns->destroy if $pl->ns;
1406		1534
1407	my $path = playerdir $pl;	1535	my $path = playerdir $pl;
1408	my $temp = "$path~$cf::RUNTIME~deleting~";	1536	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1444	or return [];	1572	or return [];
1445		1573
1446	my @logins;	1574	my @logins;
1447		1575
1448	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") {
1449	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1582	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1450	aio_read $fh, 0, 512, my $buf, 0 or next;	1583	aio_read $fh, 0, 512, my $buf, 0 or next;
1451	$buf !~ /^password -------------$/m or next; # official not-valid tag	1584	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1585	}
1452		1586
1453	utf8::decode $login;	1587	utf8::decode $login;
1454	push @logins, $login;	1588	push @logins, $login;
1455	}	1589	}
1456		1590
…		…
1489		1623
1490	Expand crossfire pod fragments into protocol xml.	1624	Expand crossfire pod fragments into protocol xml.
1491		1625
1492	=cut	1626	=cut
1493		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
1494	sub expand_cfpod {	1639	sub expand_cfpod {
1495	((my $self), (local $_)) = @_;	1640	my ($self, $pod) = @_;
1496		1641
1497	# escape & and <	1642	my $xml;
1498	s/&/&amp;/g;
1499	s/(?<![BIUGH])</&lt;/g;
1500		1643
1501	# this is buggy, it needs to properly take care of nested <'s	1644	while () {
		1645	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1646	$group = $1;
1502		1647
1503	1 while	1648	$group =~ s/&/&amp;/g;
1504	# replace B<>, I<>, U<> etc.	1649	$group =~ s/</&lt;/g;
1505	s/B<([^\>]*)>/<b>$1<\/b>/	1650
1506	|| s/I<([^\>]*)>/<i>$1<\/i>/	1651	$xml .= $group;
1507	|| s/U<([^\>]*)>/<u>$1<\/u>/	1652	} elsif ($pod =~ m%\G
1508	# replace G<male|female> tags	1653	([BCGHITU])
1509	|| s{G<([^>|]*)\|([^>]*)>}{	1654	<
1510	$self->gender ? $2 : $1	1655	(?:
1511	}ge	1656	([^<>]*) (?{ $group = $^N })
1512	# replace H<hint text>	1657	| < $interior >
1513	|| s{H<([^\>]*)>}	1658	)
		1659	>
		1660	%gcsx
1514	{	1661	) {
		1662	my ($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") {
1515	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1679	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1516	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1680	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1517	"")	1681	"")
1518	[$self->{hintmode}]	1682	[$self->{hintmode}];
		1683	} else {
		1684	$xml .= "error processing '$code($data)' directive";
1519	}ge;	1685	}
		1686	} else {
		1687	if ($pod =~ /\G(.+)/) {
		1688	warn "parse error while expanding $pod (at $1)";
		1689	}
		1690	last;
		1691	}
		1692	}
1520		1693
		1694	for ($xml) {
1521	# create single paragraphs (very hackish)	1695	# create single paragraphs (very hackish)
1522	s/(?<=\S)\n(?=\w)/ /g;	1696	s/(?<=\S)\n(?=\w)/ /g;
1523		1697
1524	# compress some whitespace	1698	# compress some whitespace
1525	s/\s+\n/\n/g; # ws line-ends	1699	s/\s+\n/\n/g; # ws line-ends
1526	s/\n\n+/\n/g; # double lines	1700	s/\n\n+/\n/g; # double lines
1527	s/^\n+//; # beginning lines	1701	s/^\n+//; # beginning lines
1528	s/\n+$//; # ending lines	1702	s/\n+$//; # ending lines
		1703	}
1529		1704
1530	$_	1705	$xml
1531	}	1706	}
		1707
		1708	no re 'eval';
1532		1709
1533	sub hintmode {	1710	sub hintmode {
1534	$_[0]{hintmode} = $_[1] if @_ > 1;	1711	$_[0]{hintmode} = $_[1] if @_ > 1;
1535	$_[0]{hintmode}	1712	$_[0]{hintmode}
1536	}	1713	}
…		…
1542	=cut	1719	=cut
1543		1720
1544	sub ext_reply($$@) {	1721	sub ext_reply($$@) {
1545	my ($self, $id, @msg) = @_;	1722	my ($self, $id, @msg) = @_;
1546		1723
1547	if ($self->ns->extcmd == 2) {	1724	$self->ns->ext_reply ($id, @msg)
1548	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1549	} elsif ($self->ns->extcmd == 1) {
1550	#TODO: version 1, remove
1551	unshift @msg, msgtype => "reply", msgid => $id;
1552	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1553	}
1554	}	1725	}
1555		1726
1556	=item $player->ext_msg ($type, @msg)	1727	=item $player->ext_msg ($type, @msg)
1557		1728
1558	Sends an ext event to the client.	1729	Sends an ext event to the client.
…		…
1614	our $MAX_RESET = 3600;	1785	our $MAX_RESET = 3600;
1615	our $DEFAULT_RESET = 3000;	1786	our $DEFAULT_RESET = 3000;
1616		1787
1617	sub generate_random_map {	1788	sub generate_random_map {
1618	my ($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
1619	# mit "rum" bekleckern, nicht	1793	# mit "rum" bekleckern, nicht
1620	$self->_create_random_map (	1794	$self->_create_random_map (
1621	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1795	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1622	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1796	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1623	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1797	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1745		1919
1746	# the temporary/swap location	1920	# the temporary/swap location
1747	sub save_path {	1921	sub save_path {
1748	my ($self) = @_;	1922	my ($self) = @_;
1749		1923
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1924	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$TMPDIR/$path.map"	1925	"$TMPDIR/$path.map"
1752	}	1926	}
1753		1927
1754	# the unique path, undef == no special unique path	1928	# the unique path, undef == no special unique path
1755	sub uniq_path {	1929	sub uniq_path {
1756	my ($self) = @_;	1930	my ($self) = @_;
1757		1931
1758	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1759	"$UNIQUEDIR/$path"	1933	"$UNIQUEDIR/$path"
1760	}	1934	}
1761		1935
1762	# and all this just because we cannot iterate over	1936	# and all this just because we cannot iterate over
1763	# all maps in C++...	1937	# all maps in C++...
…		…
1786		1960
1787	sub load_header_from($) {	1961	sub load_header_from($) {
1788	my ($self, $path) = @_;	1962	my ($self, $path) = @_;
1789		1963
1790	utf8::encode $path;	1964	utf8::encode $path;
1791	#aio_open $path, O_RDONLY, 0	1965	my $f = new_from_file cf::object::thawer $path
1792	# or return;
1793
1794	$self->_load_header ($path)
1795	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;
1796		1973
1797	$self->{load_path} = $path;	1974	$self->{load_path} = $path;
1798		1975
1799	1	1976	1
1800	}	1977	}
…		…
1854	sub find {	2031	sub find {
1855	my ($path, $origin) = @_;	2032	my ($path, $origin) = @_;
1856		2033
1857	$path = normalise $path, $origin && $origin->path;	2034	$path = normalise $path, $origin && $origin->path;
1858		2035
		2036	cf::lock_wait "map_data:$path";#d#remove
1859	cf::lock_wait "map_find:$path";	2037	cf::lock_wait "map_find:$path";
1860		2038
1861	$cf::MAP{$path} || do {	2039	$cf::MAP{$path} || do {
		2040	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1862	my $guard = cf::lock_acquire "map_find:$path";	2041	my $guard2 = cf::lock_acquire "map_find:$path";
		2042
1863	my $map = new_from_path cf::map $path	2043	my $map = new_from_path cf::map $path
1864	or return;	2044	or return;
1865		2045
1866	$map->{last_save} = $cf::RUNTIME;	2046	$map->{last_save} = $cf::RUNTIME;
1867		2047
…		…
1869	or return;	2049	or return;
1870		2050
1871	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2051	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1872	# doing this can freeze the server in a sync job, obviously	2052	# doing this can freeze the server in a sync job, obviously
1873	#$cf::WAIT_FOR_TICK->wait;	2053	#$cf::WAIT_FOR_TICK->wait;
		2054	undef $guard2;
		2055	undef $guard1;
1874	$map->reset;	2056	$map->reset;
1875	undef $guard;
1876	return find $path;	2057	return find $path;
1877	}	2058	}
1878		2059
1879	$cf::MAP{$path} = $map	2060	$cf::MAP{$path} = $map
1880	}	2061	}
…		…
1889	local $self->{deny_reset} = 1; # loading can take a long time	2070	local $self->{deny_reset} = 1; # loading can take a long time
1890		2071
1891	my $path = $self->{path};	2072	my $path = $self->{path};
1892		2073
1893	{	2074	{
1894	my $guard = cf::lock_acquire "map_load:$path";	2075	my $guard = cf::lock_acquire "map_data:$path";
1895		2076
		2077	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2078	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2079
1898	$self->in_memory (cf::MAP_LOADING);	2080	$self->in_memory (cf::MAP_LOADING);
1899		2081
1900	$self->alloc;	2082	$self->alloc;
1901		2083
1902	$self->pre_load;	2084	$self->pre_load;
1903	Coro::cede;	2085	cf::cede_to_tick;
1904		2086
		2087	my $f = new_from_file cf::object::thawer $self->{load_path};
		2088	$f->skip_block;
1905	$self->_load_objects ($self->{load_path}, 1)	2089	$self->_load_objects ($f)
1906	or return;	2090	or return;
1907		2091
1908	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2092	$self->post_load_original
1909	if delete $self->{load_original};	2093	if delete $self->{load_original};
1910		2094
1911	if (my $uniq = $self->uniq_path) {	2095	if (my $uniq = $self->uniq_path) {
1912	utf8::encode $uniq;	2096	utf8::encode $uniq;
1913	if (aio_open $uniq, O_RDONLY, 0) {	2097	unless (aio_stat $uniq) {
		2098	if (my $f = new_from_file cf::object::thawer $uniq) {
1914	$self->clear_unique_items;	2099	$self->clear_unique_items;
1915	$self->_load_objects ($uniq, 0);	2100	$self->_load_objects ($f);
		2101	$f->resolve_delayed_derefs;
		2102	}
1916	}	2103	}
1917	}	2104	}
1918		2105
1919	Coro::cede;	2106	$f->resolve_delayed_derefs;
		2107
		2108	cf::cede_to_tick;
1920	# now do the right thing for maps	2109	# now do the right thing for maps
1921	$self->link_multipart_objects;	2110	$self->link_multipart_objects;
1922	$self->difficulty ($self->estimate_difficulty)	2111	$self->difficulty ($self->estimate_difficulty)
1923	unless $self->difficulty;	2112	unless $self->difficulty;
1924	Coro::cede;	2113	cf::cede_to_tick;
1925		2114
1926	unless ($self->{deny_activate}) {	2115	unless ($self->{deny_activate}) {
1927	$self->decay_objects;	2116	$self->decay_objects;
1928	$self->fix_auto_apply;	2117	$self->fix_auto_apply;
1929	$self->update_buttons;	2118	$self->update_buttons;
1930	Coro::cede;	2119	cf::cede_to_tick;
1931	$self->set_darkness_map;	2120	$self->set_darkness_map;
1932	Coro::cede;	2121	cf::cede_to_tick;
1933	$self->activate;	2122	$self->activate;
1934	}	2123	}
1935		2124
1936	$self->{last_save} = $cf::RUNTIME;	2125	$self->{last_save} = $cf::RUNTIME;
1937	$self->last_access ($cf::RUNTIME);	2126	$self->last_access ($cf::RUNTIME);
1938		2127
1939	$self->in_memory (cf::MAP_IN_MEMORY);	2128	$self->in_memory (cf::MAP_ACTIVE);
1940	}	2129	}
1941		2130
1942	$self->post_load;	2131	$self->post_load;
1943	}	2132	}
1944		2133
…		…
1953		2142
1954	$self	2143	$self
1955	}	2144	}
1956		2145
1957	# find and load all maps in the 3x3 area around a map	2146	# find and load all maps in the 3x3 area around a map
1958	sub load_diag {	2147	sub load_neighbours {
1959	my ($map) = @_;	2148	my ($map) = @_;
1960		2149
1961	my @diag; # diagonal neighbours	2150	my @neigh; # diagonal neighbours
1962		2151
1963	for (0 .. 3) {	2152	for (0 .. 3) {
1964	my $neigh = $map->tile_path ($_)	2153	my $neigh = $map->tile_path ($_)
1965	or next;	2154	or next;
1966	$neigh = find $neigh, $map	2155	$neigh = find $neigh, $map
1967	or next;	2156	or next;
1968	$neigh->load;	2157	$neigh->load;
1969		2158
		2159	push @neigh,
1970	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2160	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1971	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2161	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1972	}	2162	}
1973		2163
1974	for (@diag) {	2164	for (grep defined $_->[0], @neigh) {
		2165	my ($path, $origin) = @$_;
1975	my $neigh = find @$_	2166	my $neigh = find $path, $origin
1976	or next;	2167	or next;
1977	$neigh->load;	2168	$neigh->load;
1978	}	2169	}
1979	}	2170	}
1980		2171
…		…
1985	}	2176	}
1986		2177
1987	sub do_load_sync {	2178	sub do_load_sync {
1988	my ($map) = @_;	2179	my ($map) = @_;
1989		2180
		2181	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2182	if $Coro::current == $Coro::main;
		2183
1990	cf::sync_job { $map->load };	2184	cf::sync_job { $map->load };
1991	}	2185	}
1992		2186
1993	our %MAP_PREFETCH;	2187	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2188	our $MAP_PREFETCHER = undef;
1995		2189
1996	sub find_async {	2190	sub find_async {
1997	my ($path, $origin) = @_;	2191	my ($path, $origin, $load) = @_;
1998		2192
1999	$path = normalise $path, $origin && $origin->{path};	2193	$path = normalise $path, $origin && $origin->{path};
2000		2194
2001	if (my $map = $cf::MAP{$path}) {	2195	if (my $map = $cf::MAP{$path}) {
2002	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2196	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2197	}
2004		2198
2005	undef $MAP_PREFETCH{$path};	2199	$MAP_PREFETCH{$path} |= $load;
		2200
2006	$MAP_PREFETCHER ||= cf::async {	2201	$MAP_PREFETCHER ||= cf::async {
		2202	$Coro::current->{desc} = "map prefetcher";
		2203
2007	while (%MAP_PREFETCH) {	2204	while (%MAP_PREFETCH) {
2008	for my $path (keys %MAP_PREFETCH) {	2205	while (my ($k, $v) = each %MAP_PREFETCH) {
2009	if (my $map = find $path) {	2206	if (my $map = find $k) {
2010	$map->load;	2207	$map->load if $v;
2011	}	2208	}
2012		2209
2013	delete $MAP_PREFETCH{$path};	2210	delete $MAP_PREFETCH{$k};
2014	}	2211	}
2015	}	2212	}
2016	undef $MAP_PREFETCHER;	2213	undef $MAP_PREFETCHER;
2017	};	2214	};
2018	$MAP_PREFETCHER->prio (6);	2215	$MAP_PREFETCHER->prio (6);
…		…
2021	}	2218	}
2022		2219
2023	sub save {	2220	sub save {
2024	my ($self) = @_;	2221	my ($self) = @_;
2025		2222
2026	my $lock = cf::lock_acquire "map_data:" . $self->path;	2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
2027		2224
2028	$self->{last_save} = $cf::RUNTIME;	2225	$self->{last_save} = $cf::RUNTIME;
2029		2226
2030	return unless $self->dirty;	2227	return unless $self->dirty;
2031		2228
…		…
2037	return if $self->{deny_save};	2234	return if $self->{deny_save};
2038		2235
2039	local $self->{last_access} = $self->last_access;#d#	2236	local $self->{last_access} = $self->last_access;#d#
2040		2237
2041	cf::async {	2238	cf::async {
		2239	$Coro::current->{desc} = "map player save";
2042	$_->contr->save for $self->players;	2240	$_->contr->save for $self->players;
2043	};	2241	};
		2242
		2243	cf::get_slot 0.02;
2044		2244
2045	if ($uniq) {	2245	if ($uniq) {
2046	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2246	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2047	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2247	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2048	} else {	2248	} else {
…		…
2054	my ($self) = @_;	2254	my ($self) = @_;
2055		2255
2056	# save first because save cedes	2256	# save first because save cedes
2057	$self->save;	2257	$self->save;
2058		2258
2059	my $lock = cf::lock_acquire "map_data:" . $self->path;	2259	my $lock = cf::lock_acquire "map_data:$self->{path}";
2060		2260
2061	return if $self->players;	2261	return if $self->players;
2062	return if $self->in_memory != cf::MAP_IN_MEMORY;	2262	return if $self->in_memory != cf::MAP_ACTIVE;
2063	return if $self->{deny_save};	2263	return if $self->{deny_save};
2064		2264
		2265	$self->in_memory (cf::MAP_SWAPPED);
		2266
		2267	$self->deactivate;
		2268	$_->clear_links_to ($self) for values %cf::MAP;
2065	$self->clear;	2269	$self->clear;
2066	$self->in_memory (cf::MAP_SWAPPED);
2067	}	2270	}
2068		2271
2069	sub reset_at {	2272	sub reset_at {
2070	my ($self) = @_;	2273	my ($self) = @_;
2071		2274
…		…
2103	if $uniq;	2306	if $uniq;
2104	}	2307	}
2105		2308
2106	delete $cf::MAP{$self->path};	2309	delete $cf::MAP{$self->path};
2107		2310
		2311	$self->deactivate;
		2312	$_->clear_links_to ($self) for values %cf::MAP;
2108	$self->clear;	2313	$self->clear;
2109
2110	$_->clear_links_to ($self) for values %cf::MAP;
2111		2314
2112	$self->unlink_save;	2315	$self->unlink_save;
2113	$self->destroy;	2316	$self->destroy;
2114	}	2317	}
2115		2318
2116	my $nuke_counter = "aaaa";	2319	my $nuke_counter = "aaaa";
2117		2320
2118	sub nuke {	2321	sub nuke {
2119	my ($self) = @_;	2322	my ($self) = @_;
2120		2323
		2324	{
		2325	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2326
2121	delete $cf::MAP{$self->path};	2327	delete $cf::MAP{$self->path};
2122		2328
2123	$self->unlink_save;	2329	$self->unlink_save;
2124		2330
2125	bless $self, "cf::map";	2331	bless $self, "cf::map";
2126	delete $self->{deny_reset};	2332	delete $self->{deny_reset};
2127	$self->{deny_save} = 1;	2333	$self->{deny_save} = 1;
2128	$self->reset_timeout (1);	2334	$self->reset_timeout (1);
2129	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2335	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2130		2336
2131	$cf::MAP{$self->path} = $self;	2337	$cf::MAP{$self->path} = $self;
		2338	}
2132		2339
2133	$self->reset; # polite request, might not happen	2340	$self->reset; # polite request, might not happen
2134	}	2341	}
2135		2342
2136	=item $maps = cf::map::tmp_maps	2343	=item $maps = cf::map::tmp_maps
…		…
2178		2385
2179	sub unique_maps() {	2386	sub unique_maps() {
2180	[	2387	[
2181	map {	2388	map {
2182	utf8::decode $_;	2389	utf8::decode $_;
2183	/\.map$/	2390	s/\.map$//; # TODO future compatibility hack
		2391	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2392	? ()
2184	? normalise $_	2393	: normalise $_
2185	: ()
2186	} @{ aio_readdir $UNIQUEDIR or [] }	2394	} @{ aio_readdir $UNIQUEDIR or [] }
2187	]	2395	]
2188	}	2396	}
2189		2397
2190	package cf;
2191
2192	=back	2398	=back
2193		2399
2194	=head3 cf::object	2400	=head3 cf::object
2195		2401
2196	=cut	2402	=cut
…		…
2199		2405
2200	=over 4	2406	=over 4
2201		2407
2202	=item $ob->inv_recursive	2408	=item $ob->inv_recursive
2203		2409
2204	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.
2205		2412
2206	=cut	2413	=cut
2207		2414
2208	sub inv_recursive_;	2415	sub inv_recursive_;
2209	sub inv_recursive_ {	2416	sub inv_recursive_ {
…		…
2212		2419
2213	sub inv_recursive {	2420	sub inv_recursive {
2214	inv_recursive_ inv $_[0]	2421	inv_recursive_ inv $_[0]
2215	}	2422	}
2216		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
2217	package cf;	2452	package cf;
2218		2453
2219	=back	2454	=back
2220		2455
2221	=head3 cf::object::player	2456	=head3 cf::object::player
…		…
2227	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>
2228	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
2229	dialogue with the given NPC character.	2464	dialogue with the given NPC character.
2230		2465
2231	=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	};
2232		2481
2233	# rough implementation of a future "reply" method that works	2482	# rough implementation of a future "reply" method that works
2234	# with dialog boxes.	2483	# with dialog boxes.
2235	#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
2236	sub cf::object::player::reply($$$;$) {	2485	sub cf::object::player::reply($$$;$) {
…		…
2248	my $dialog = $pl->{npc_dialog};	2497	my $dialog = $pl->{npc_dialog};
2249	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2498	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2250		2499
2251	} else {	2500	} else {
2252	$msg = $npc->name . " says: $msg" if $npc;	2501	$msg = $npc->name . " says: $msg" if $npc;
2253	$self->message ($msg, $flags);	2502	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2254	}	2503	}
2255	}	2504	}
2256	}	2505	}
2257		2506
2258	=item $object->send_msg ($channel, $msg, $color, [extra...])	2507	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2349	# use -1 or undef as default coordinates, not 0, 0	2598	# use -1 or undef as default coordinates, not 0, 0
2350	($x, $y) = ($map->enter_x, $map->enter_y)	2599	($x, $y) = ($map->enter_x, $map->enter_y)
2351	if $x <=0 && $y <= 0;	2600	if $x <=0 && $y <= 0;
2352		2601
2353	$map->load;	2602	$map->load;
2354	$map->load_diag;	2603	$map->load_neighbours;
2355		2604
2356	return unless $self->contr->active;	2605	return unless $self->contr->active;
2357	$self->activate_recursive;	2606	$self->activate_recursive;
2358		2607
2359	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2366	her, loading and preparing them map, calling the provided $check callback	2615	her, loading and preparing them map, calling the provided $check callback
2367	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
2368	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
2369	be called at the end of this process.	2618	be called at the end of this process.
2370		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
2371	=cut	2623	=cut
2372		2624
2373	our $GOTOGEN;	2625	our $GOTOGEN;
2374		2626
2375	sub cf::object::player::goto {	2627	sub cf::object::player::goto {
…		…
2379	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2631	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2380		2632
2381	$self->enter_link;	2633	$self->enter_link;
2382		2634
2383	(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
2384	my $map = eval {	2657	my $map = eval {
2385	my $map = cf::map::find $path;	2658	my $map = defined $path ? cf::map::find $path : undef;
2386		2659
2387	if ($map) {	2660	if ($map) {
2388	$map = $map->customise_for ($self);	2661	$map = $map->customise_for ($self);
2389	$map = $check->($map) if $check && $map;	2662	$map = $check->($map) if $check && $map;
2390	} else {	2663	} else {
2391	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2664	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2392	}	2665	}
2393		2666
2394	$map	2667	$map
2395	};	2668	};
2396		2669
…		…
2432	}	2705	}
2433		2706
2434	sub prepare_random_map {	2707	sub prepare_random_map {
2435	my ($exit) = @_;	2708	my ($exit) = @_;
2436		2709
2437	my $guard = cf::lock_acquire "exit_prepare:$exit";
2438
2439	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2440	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2441	# that depends on the exit object	2712	# that depends on the exit object
2442		2713
2443	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2445	if ($exit->map) {	2716	if ($exit->map) {
2446	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2447	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2448	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2449	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2450	}	2723	}
2451		2724
2452	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2453		2726
2454	my $data = cf::to_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2455	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2456	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2457		2730
2458	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2459	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2460	undef $fh;	2733	undef $fh;
2461	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2462		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2463	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2464	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2465	}	2742	}
2466	}	2743	}
2467		2744
2468	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2469	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2470		2747
2471	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2472		2749
2473	if ($exit->slaying eq "/!") {
2474	#TODO: this should de-fi-ni-te-ly not be a sync-job
2475	# the problem is that $exit might not survive long enough
2476	# so it needs to be done right now, right here
2477	cf::sync_job { prepare_random_map $exit };
2478	}
2479
2480	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2481	my $hp = $exit->stats->hp;
2482	my $sp = $exit->stats->sp;
2483
2484	$self->enter_link;	2750	$self->enter_link;
2485		2751
2486	# if exit is damned, update players death & WoR home-position
2487	$self->contr->savebed ($slaying, $hp, $sp)
2488	if $exit->flag (FLAG_DAMNED);
2489
2490	(async {	2752	(async {
2491	$self->deactivate_recursive; # just to be sure	2753	$Coro::current->{desc} = "enter_exit";
		2754
2492	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
2493	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2494		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
2495	1;	2776	1
2496	}) {	2777	}) {
2497	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the crossfire server. "
2498	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2499	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2500	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2530	the message, with C<log> being the default. If C<$color> is negative, suppress	2811	the message, with C<log> being the default. If C<$color> is negative, suppress
2531	the message unless the client supports the msg packet.	2812	the message unless the client supports the msg packet.
2532		2813
2533	=cut	2814	=cut
2534		2815
		2816	# non-persistent channels (usually the info channel)
		2817	our %CHANNEL = (
		2818	"c/identify" => {
		2819	id => "infobox",
		2820	title => "Identify",
		2821	reply => undef,
		2822	tooltip => "Items recently identified",
		2823	},
		2824	"c/examine" => {
		2825	id => "infobox",
		2826	title => "Examine",
		2827	reply => undef,
		2828	tooltip => "Signs and other items you examined",
		2829	},
		2830	"c/book" => {
		2831	id => "infobox",
		2832	title => "Book",
		2833	reply => undef,
		2834	tooltip => "The contents of a note or book",
		2835	},
		2836	"c/lookat" => {
		2837	id => "infobox",
		2838	title => "Look",
		2839	reply => undef,
		2840	tooltip => "What you saw there",
		2841	},
		2842	"c/who" => {
		2843	id => "infobox",
		2844	title => "Players",
		2845	reply => undef,
		2846	tooltip => "Shows players who are currently online",
		2847	},
		2848	"c/body" => {
		2849	id => "infobox",
		2850	title => "Body Parts",
		2851	reply => undef,
		2852	tooltip => "Shows which body parts you posess and are available",
		2853	},
		2854	"c/uptime" => {
		2855	id => "infobox",
		2856	title => "Uptime",
		2857	reply => undef,
		2858	tooltip => "How long the server has been running since last restart",
		2859	},
		2860	"c/mapinfo" => {
		2861	id => "infobox",
		2862	title => "Map Info",
		2863	reply => undef,
		2864	tooltip => "Information related to the maps",
		2865	},
		2866	"c/party" => {
		2867	id => "party",
		2868	title => "Party",
		2869	reply => "gsay ",
		2870	tooltip => "Messages and chat related to your party",
		2871	},
		2872	);
		2873
2535	sub cf::client::send_msg {	2874	sub cf::client::send_msg {
2536	my ($self, $channel, $msg, $color, @extra) = @_;	2875	my ($self, $channel, $msg, $color, @extra) = @_;
2537		2876
2538	$msg = $self->pl->expand_cfpod ($msg);	2877	$msg = $self->pl->expand_cfpod ($msg);
2539		2878
2540	$color &= cf::NDI_CLIENT_MASK; # just in case...	2879	$color &= cf::NDI_CLIENT_MASK; # just in case...
2541		2880
		2881	# check predefined channels, for the benefit of C
		2882	if ($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
2542	if (ref $channel) {	2890	} elsif (ref $channel) {
2543	# send meta info to client, if not yet sent	2891	# send meta info to client, if not yet sent
2544	unless (exists $self->{channel}{$channel->{id}}) {	2892	unless (exists $self->{channel}{$channel->{id}}) {
2545	$self->{channel}{$channel->{id}} = $channel;	2893	$self->{channel}{$channel->{id}} = $channel;
2546	$self->ext_msg (channel_info => $channel);	2894	$self->ext_msg (channel_info => $channel)
		2895	if $self->can_msg;
2547	}	2896	}
2548		2897
2549	$channel = $channel->{id};	2898	$channel = $channel->{id};
2550	}	2899	}
2551		2900
…		…
2573	$color &= cf::NDI_COLOR_MASK;	2922	$color &= cf::NDI_COLOR_MASK;
2574		2923
2575	utf8::encode $msg;	2924	utf8::encode $msg;
2576		2925
2577	if (0 && $msg =~ /\[/) {	2926	if (0 && $msg =~ /\[/) {
		2927	# COMMAND/INFO
2578	$self->send_packet ("drawextinfo $color 4 0 $msg")	2928	$self->send_packet ("drawextinfo $color 10 8 $msg")
2579	} else {	2929	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2930	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")	2931	$self->send_packet ("drawinfo $color $msg")
2582	}	2932	}
2583	}	2933	}
…		…
2591	=cut	2941	=cut
2592		2942
2593	sub cf::client::ext_msg($$@) {	2943	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	2944	my ($self, $type, @msg) = @_;
2595		2945
2596	my $extcmd = $self->extcmd;
2597
2598	if ($extcmd == 2) {	2946	if ($self->extcmd == 2) {
2599	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2947	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2600	} elsif ($extcmd == 1) { # TODO: remove	2948	} elsif ($self->extcmd == 1) { # TODO: remove
2601	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;
2602	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2968	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2603	}	2969	}
2604	}	2970	}
2605		2971
2606	=item $success = $client->query ($flags, "text", \&cb)	2972	=item $success = $client->query ($flags, "text", \&cb)
…		…
2668	my ($type, $reply, @payload) =	3034	my ($type, $reply, @payload) =
2669	"ARRAY" eq ref $msg	3035	"ARRAY" eq ref $msg
2670	? @$msg	3036	? @$msg
2671	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3037	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2672		3038
		3039	my @reply;
		3040
2673	if (my $cb = $EXTICMD{$type}) {	3041	if (my $cb = $EXTICMD{$type}) {
2674	my @reply = $cb->($ns, @payload);	3042	@reply = $cb->($ns, @payload);
2675
2676	$ns->ext_reply ($reply, @reply)
2677	if $reply;
2678	}	3043	}
		3044
		3045	$ns->ext_reply ($reply, @reply)
		3046	if $reply;
		3047
2679	} else {	3048	} else {
2680	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";
2681	}	3050	}
2682		3051
2683	cf::override;	3052	cf::override;
…		…
2743	=pod	3112	=pod
2744		3113
2745	The following functions and methods are available within a safe environment:	3114	The following functions and methods are available within a safe environment:
2746		3115
2747	cf::object	3116	cf::object
2748	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
2749	insert remove	3118	insert remove name archname title slaying race decrease split
2750		3119
2751	cf::object::player	3120	cf::object::player
2752	player	3121	player
2753		3122
2754	cf::player	3123	cf::player
…		…
2759		3128
2760	=cut	3129	=cut
2761		3130
2762	for (	3131	for (
2763	["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
2764	insert remove inv)],	3133	insert remove inv nrof name archname title slaying race
		3134	decrease split destroy change_exp)],
2765	["cf::object::player" => qw(player)],	3135	["cf::object::player" => qw(player)],
2766	["cf::player" => qw(peaceful)],	3136	["cf::player" => qw(peaceful)],
2767	["cf::map" => qw(trigger)],	3137	["cf::map" => qw(trigger)],
2768	) {	3138	) {
2769	no strict 'refs';	3139	no strict 'refs';
…		…
2845	# the server's init and main functions	3215	# the server's init and main functions
2846		3216
2847	sub load_facedata($) {	3217	sub load_facedata($) {
2848	my ($path) = @_;	3218	my ($path) = @_;
2849		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
2850	warn "loading facedata from $path\n";	3226	warn "loading facedata from $path\n";
2851		3227
2852	my $facedata;	3228	my $facedata;
2853	0 < aio_load $path, $facedata	3229	0 < aio_load $path, $facedata
2854	or die "$path: $!";	3230	or die "$path: $!";
…		…
2856	$facedata = Coro::Storable::thaw $facedata;	3232	$facedata = Coro::Storable::thaw $facedata;
2857		3233
2858	$facedata->{version} == 2	3234	$facedata->{version} == 2
2859	or cf::cleanup "$path: version mismatch, cannot proceed.";	3235	or cf::cleanup "$path: version mismatch, cannot proceed.";
2860		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
2861	{	3244	{
2862	my $faces = $facedata->{faceinfo};	3245	my $faces = $facedata->{faceinfo};
2863		3246
2864	while (my ($face, $info) = each %$faces) {	3247	while (my ($face, $info) = each %$faces) {
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3248	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3249
2866	cf::face::set_visibility $idx, $info->{visibility};	3250	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3251	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3252	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2869	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3253	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2870		3254
2871	cf::cede_to_tick;	3255	cf::cede_to_tick;
2872	}	3256	}
2873		3257
2874	while (my ($face, $info) = each %$faces) {	3258	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3259	next unless $info->{smooth};
		3260
2876	my $idx = cf::face::find $face	3261	my $idx = cf::face::find $face
2877	or next;	3262	or next;
		3263
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3264	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3265	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3266	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3267	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3268	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2899		3285
2900	{	3286	{
2901	# TODO: for gcfclient pleasure, we should give resources	3287	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.	3288	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3289	my $res = $facedata->{resource};
2904	my $enc = JSON::XS->new->utf8->canonical;
2905
2906	my $soundconf = delete $res->{"res/sound.conf"};
2907		3290
2908	while (my ($name, $info) = each %$res) {	3291	while (my ($name, $info) = each %$res) {
2909	my $meta = $enc->encode ({	3292	if (defined $info->{type}) {
2910	name => $name,
2911	%{ $info->{meta} || {} },
2912	});
2913
2914	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3293	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3294	my $data;
2915		3295
2916	if ($info->{type} & 1) {	3296	if ($info->{type} & 1) {
2917	# prepend meta info	3297	# prepend meta info
2918		3298
		3299	my $meta = $enc->encode ({
		3300	name => $name,
		3301	%{ $info->{meta} || {} },
		3302	});
		3303
2919	my $data = pack "(w/a*)*", $meta, $info->{data};	3304	$data = pack "(w/a*)*", $meta, $info->{data};
2920	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3305	} else {
		3306	$data = $info->{data};
		3307	}
2921		3308
2922	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};
2923	} else {	3311	} else {
2924	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3312	$RESOURCE{$name} = $info;
2925	}	3313	}
2926		3314
2927	cf::face::set_type $idx, $info->{type};
2928
2929	cf::cede_to_tick;	3315	cf::cede_to_tick;
2930	}	3316	}
2931
2932	if ($soundconf) {
2933	$soundconf = $enc->decode (delete $soundconf->{data});
2934
2935	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2936	my $sound = $soundconf->{compat}[$_]
2937	or next;
2938
2939	my $face = cf::face::find "sound/$sound->[1]";
2940	cf::sound::set $sound->[0] => $face;
2941	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2942	}
2943
2944	while (my ($k, $v) = each %{$soundconf->{event}}) {
2945	my $face = cf::face::find "sound/$v";
2946	cf::sound::set $k => $face;
2947	}
2948	}
2949	}	3317	}
		3318
		3319	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2950		3320
2951	1	3321	1
2952	}	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	});
2953		3343
2954	register_exticmd fx_want => sub {	3344	register_exticmd fx_want => sub {
2955	my ($ns, $want) = @_;	3345	my ($ns, $want) = @_;
2956		3346
2957	while (my ($k, $v) = each %$want) {	3347	while (my ($k, $v) = each %$want) {
2958	$ns->fx_want ($k, $v);	3348	$ns->fx_want ($k, $v);
2959	}	3349	}
2960	};	3350	};
2961		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
2962	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
2963	load_resource_file "$MAPDIR/regions"	3367	load_resource_file "$MAPDIR/regions"
2964	or die "unable to load regions file\n";	3368	or die "unable to load regions file\n";
2965		3369
2966	for (cf::region::list) {	3370	for (cf::region::list) {
2967	$_->{match} = qr/$_->{match}/	3371	$_->{match} = qr/$_->{match}/
…		…
2975	}	3379	}
2976		3380
2977	sub reload_archetypes {	3381	sub reload_archetypes {
2978	load_resource_file "$DATADIR/archetypes"	3382	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";	3383	or die "unable to load archetypes\n";
2980	#d# NEED to laod twice to resolve forward references
2981	# this really needs to be done in an extra post-pass
2982	# (which needs to be synchronous, so solve it differently)
2983	load_resource_file "$DATADIR/archetypes"
2984	or die "unable to load archetypes\n";
2985	}	3384	}
2986		3385
2987	sub reload_treasures {	3386	sub reload_treasures {
2988	load_resource_file "$DATADIR/treasures"	3387	load_resource_file "$DATADIR/treasures"
2989	or die "unable to load treasurelists\n";	3388	or die "unable to load treasurelists\n";
2990	}	3389	}
2991		3390
2992	sub reload_resources {	3391	sub reload_resources {
2993	warn "reloading resource files...\n";	3392	warn "reloading resource files...\n";
2994		3393
		3394	reload_facedata;
		3395	reload_archetypes;
2995	reload_regions;	3396	reload_regions;
2996	reload_facedata;
2997	#reload_archetypes;#d#
2998	reload_archetypes;
2999	reload_treasures;	3397	reload_treasures;
3000		3398
3001	warn "finished reloading resource files\n";	3399	warn "finished reloading resource files\n";
3002	}	3400	}
3003		3401
3004	sub init {	3402	sub init {
		3403	my $guard = freeze_mainloop;
		3404
		3405	evthread_start IO::AIO::poll_fileno;
		3406
3005	reload_resources;	3407	reload_resources;
3006	}	3408	}
3007		3409
3008	sub cfg_load {	3410	sub reload_config {
3009	open my $fh, "<:utf8", "$CONFDIR/config"	3411	open my $fh, "<:utf8", "$CONFDIR/config"
3010	or return;	3412	or return;
3011		3413
3012	local $/;	3414	local $/;
3013	*CFG = YAML::Syck::Load <$fh>;	3415	*CFG = YAML::Load <$fh>;
3014		3416
3015	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3417	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3016		3418
3017	$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};
3018	$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};
…		…
3029	sub main {	3431	sub main {
3030	# we must not ever block the main coroutine	3432	# we must not ever block the main coroutine
3031	local $Coro::idle = sub {	3433	local $Coro::idle = sub {
3032	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#
3033	(async {	3435	(async {
3034	Event::one_event;	3436	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3437	EV::loop EV::LOOP_ONESHOT;
3035	})->prio (Coro::PRIO_MAX);	3438	})->prio (Coro::PRIO_MAX);
3036	};	3439	};
3037		3440
3038	cfg_load;	3441	{
		3442	my $guard = freeze_mainloop;
		3443	reload_config;
3039	db_init;	3444	db_init;
3040	load_extensions;	3445	load_extensions;
3041		3446
3042	$TICK_WATCHER->start;	3447	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3448	}
		3449
3043	Event::loop;	3450	EV::loop;
3044	}	3451	}
3045		3452
3046	#############################################################################	3453	#############################################################################
3047	# initialisation and cleanup	3454	# initialisation and cleanup
3048		3455
3049	# install some emergency cleanup handlers	3456	# install some emergency cleanup handlers
3050	BEGIN {	3457	BEGIN {
		3458	our %SIGWATCHER = ();
3051	for my $signal (qw(INT HUP TERM)) {	3459	for my $signal (qw(INT HUP TERM)) {
3052	Event->signal (	3460	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3053	reentrant => 0,
3054	data => WF_AUTOCANCEL,
3055	signal => $signal,
3056	prio => 0,
3057	cb => sub {
3058	cf::cleanup "SIG$signal";	3461	cf::cleanup "SIG$signal";
3059	},
3060	);	3462	};
3061	}	3463	}
3062	}	3464	}
3063		3465
3064	sub write_runtime {	3466	sub write_runtime_sync {
3065	my $runtime = "$LOCALDIR/runtime";	3467	my $runtime = "$LOCALDIR/runtime";
3066		3468
3067	# first touch the runtime file to show we are still running:	3469	# first touch the runtime file to show we are still running:
3068	# the fsync below can take a very very long time.	3470	# the fsync below can take a very very long time.
3069		3471
…		…
3095	and return;	3497	and return;
3096		3498
3097	warn "runtime file written.\n";	3499	warn "runtime file written.\n";
3098		3500
3099	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 };
3100	}	3545	}
3101		3546
3102	sub emergency_save() {	3547	sub emergency_save() {
3103	my $freeze_guard = cf::freeze_mainloop;	3548	my $freeze_guard = cf::freeze_mainloop;
3104		3549
…		…
3110	# and maps saved/destroyed asynchronously.	3555	# and maps saved/destroyed asynchronously.
3111	warn "begin emergency player save\n";	3556	warn "begin emergency player save\n";
3112	for my $login (keys %cf::PLAYER) {	3557	for my $login (keys %cf::PLAYER) {
3113	my $pl = $cf::PLAYER{$login} or next;	3558	my $pl = $cf::PLAYER{$login} or next;
3114	$pl->valid or next;	3559	$pl->valid or next;
		3560	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3115	$pl->save;	3561	$pl->save;
3116	}	3562	}
3117	warn "end emergency player save\n";	3563	warn "end emergency player save\n";
3118		3564
3119	warn "begin emergency map save\n";	3565	warn "begin emergency map save\n";
…		…
3125	warn "end emergency map save\n";	3571	warn "end emergency map save\n";
3126		3572
3127	warn "begin emergency database checkpoint\n";	3573	warn "begin emergency database checkpoint\n";
3128	BDB::db_env_txn_checkpoint $DB_ENV;	3574	BDB::db_env_txn_checkpoint $DB_ENV;
3129	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";
3130	};	3580	};
3131		3581
3132	warn "leave emergency perl save\n";	3582	warn "leave emergency perl save\n";
3133	}	3583	}
3134		3584
…		…
3149	warn "reloading...";	3599	warn "reloading...";
3150		3600
3151	warn "entering sync_job";	3601	warn "entering sync_job";
3152		3602
3153	cf::sync_job {	3603	cf::sync_job {
3154	cf::write_runtime; # external watchdog should not bark	3604	cf::write_runtime_sync; # external watchdog should not bark
3155	cf::emergency_save;	3605	cf::emergency_save;
3156	cf::write_runtime; # external watchdog should not bark	3606	cf::write_runtime_sync; # external watchdog should not bark
3157		3607
3158	warn "syncing database to disk";	3608	warn "syncing database to disk";
3159	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3160		3610
3161	# 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
3162
3163	warn "cancelling all WF_AUTOCANCEL watchers";
3164	for (Event::all_watchers) {
3165	$_->cancel if $_->data & WF_AUTOCANCEL;
3166	}
3167		3612
3168	warn "flushing outstanding aio requests";	3613	warn "flushing outstanding aio requests";
3169	for (;;) {	3614	for (;;) {
3170	BDB::flush;	3615	BDB::flush;
3171	IO::AIO::flush;	3616	IO::AIO::flush;
3172	Coro::cede;	3617	Coro::cede_notself;
3173	last unless IO::AIO::nreqs || BDB::nreqs;	3618	last unless IO::AIO::nreqs || BDB::nreqs;
3174	warn "iterate...";	3619	warn "iterate...";
3175	}	3620	}
3176		3621
3177	++$RELOAD;	3622	++$RELOAD;
…		…
3236	warn "reloading cf.pm";	3681	warn "reloading cf.pm";
3237	require cf;	3682	require cf;
3238	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3683	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3239		3684
3240	warn "loading config and database again";	3685	warn "loading config and database again";
3241	cf::cfg_load;	3686	cf::reload_config;
3242		3687
3243	warn "loading extensions";	3688	warn "loading extensions";
3244	cf::load_extensions;	3689	cf::load_extensions;
3245		3690
3246	warn "reattaching attachments to objects/players";	3691	warn "reattaching attachments to objects/players";
…		…
3253	warn "leaving sync_job";	3698	warn "leaving sync_job";
3254		3699
3255	1	3700	1
3256	} or do {	3701	} or do {
3257	warn $@;	3702	warn $@;
3258	warn "error while reloading, exiting.";	3703	cf::cleanup "error while reloading, exiting.";
3259	exit 1;
3260	};	3704	};
3261		3705
3262	warn "reloaded";	3706	warn "reloaded";
3263	};	3707	};
3264		3708
…		…
3266		3710
3267	sub reload_perl() {	3711	sub reload_perl() {
3268	# doing reload synchronously and two reloads happen back-to-back,	3712	# doing reload synchronously and two reloads happen back-to-back,
3269	# coro crashes during coro_state_free->destroy here.	3713	# coro crashes during coro_state_free->destroy here.
3270		3714
3271	$RELOAD_WATCHER ||= Event->timer (	3715	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3272	reentrant => 0,
3273	after => 0,
3274	data => WF_AUTOCANCEL,
3275	cb => sub {
3276	do_reload_perl;	3716	do_reload_perl;
3277	undef $RELOAD_WATCHER;	3717	undef $RELOAD_WATCHER;
3278	},
3279	);	3718	};
3280	}	3719	}
3281		3720
3282	register_command "reload" => sub {	3721	register_command "reload" => sub {
3283	my ($who, $arg) = @_;	3722	my ($who, $arg) = @_;
3284		3723
3285	if ($who->flag (FLAG_WIZ)) {	3724	if ($who->flag (FLAG_WIZ)) {
3286	$who->message ("reloading server.");	3725	$who->message ("reloading server.");
		3726	async {
		3727	$Coro::current->{desc} = "perl_reload";
3287	async { reload_perl };	3728	reload_perl;
		3729	};
3288	}	3730	}
3289	};	3731	};
3290		3732
3291	unshift @INC, $LIBDIR;	3733	unshift @INC, $LIBDIR;
3292		3734
…		…
3294		3736
3295	our @WAIT_FOR_TICK;	3737	our @WAIT_FOR_TICK;
3296	our @WAIT_FOR_TICK_BEGIN;	3738	our @WAIT_FOR_TICK_BEGIN;
3297		3739
3298	sub wait_for_tick {	3740	sub wait_for_tick {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3741	return if tick_inhibit || $Coro::current == $Coro::main;
3301		3742
3302	my $signal = new Coro::Signal;	3743	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK, $signal;	3744	push @WAIT_FOR_TICK, $signal;
3304	$signal->wait;	3745	$signal->wait;
3305	}	3746	}
3306		3747
3307	sub wait_for_tick_begin {	3748	sub wait_for_tick_begin {
3308	return unless $TICK_WATCHER->is_active;
3309	return if $Coro::current == $Coro::main;	3749	return if tick_inhibit || $Coro::current == $Coro::main;
3310		3750
3311	my $signal = new Coro::Signal;	3751	my $signal = new Coro::Signal;
3312	push @WAIT_FOR_TICK_BEGIN, $signal;	3752	push @WAIT_FOR_TICK_BEGIN, $signal;
3313	$signal->wait;	3753	$signal->wait;
3314	}	3754	}
3315		3755
3316	my $min = 1e6;#d#	3756	sub tick {
3317	my $avg = 10;
3318	$TICK_WATCHER = Event->timer (
3319	reentrant => 0,
3320	parked => 1,
3321	prio => 0,
3322	at => $NEXT_TICK || $TICK,
3323	data => WF_AUTOCANCEL,
3324	cb => sub {
3325	if ($Coro::current != $Coro::main) {	3757	if ($Coro::current != $Coro::main) {
3326	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3758	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3327	unless ++$bug_warning > 10;	3759	unless ++$bug_warning > 10;
3328	return;	3760	return;
3329	}	3761	}
3330		3762
3331	$NOW = $tick_start = Event::time;
3332
3333	cf::server_tick; # one server iteration	3763	cf::server_tick; # one server iteration
3334		3764
3335	0 && sync_job {#d#	3765	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	for(1..10) {	3766	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3337	my $t = Event::time;	3767	Coro::async_pool {
3338	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3768	$Coro::current->{desc} = "runtime saver";
3339	or die;	3769	write_runtime_sync
3340		3770	or warn "ERROR: unable to write runtime file: $!";
3341	$map->width (50);
3342	$map->height (50);
3343	$map->alloc;
3344	$map->_load_objects ("/tmp/x.map", 1);
3345	my $t = Event::time - $t;
3346
3347	#next unless $t < 0.0013;#d#
3348	if ($t < $min) {
3349	$min = $t;
3350	}
3351	$avg = $avg * 0.99 + $t * 0.01;
3352	}
3353	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3354	exit 0;
3355	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3356	};	3771	};
		3772	}
3357		3773
3358	$RUNTIME += $TICK;
3359	$NEXT_TICK += $TICK;
3360
3361	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3362	$NEXT_RUNTIME_WRITE = $NOW + 10;
3363	Coro::async_pool {
3364	write_runtime
3365	or warn "ERROR: unable to write runtime file: $!";
3366	};
3367	}
3368
3369	# my $AFTER = Event::time;
3370	# warn $AFTER - $NOW;#d#
3371
3372	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3774	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3373	$sig->send;	3775	$sig->send;
3374	}	3776	}
3375	while (my $sig = shift @WAIT_FOR_TICK) {	3777	while (my $sig = shift @WAIT_FOR_TICK) {
3376	$sig->send;	3778	$sig->send;
3377	}	3779	}
3378		3780
3379	$NOW = Event::time;	3781	$LOAD = ($NOW - $TICK_START) / $TICK;
3380
3381	# if we are delayed by four ticks or more, skip them all
3382	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3383
3384	$TICK_WATCHER->at ($NEXT_TICK);
3385	$TICK_WATCHER->start;
3386
3387	$LOAD = ($NOW - $tick_start) / $TICK;
3388	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3782	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3389		3783
3390	_post_tick;	3784	if (0) {
3391		3785	if ($NEXT_TICK) {
3392		3786	my $jitter = $TICK_START - $NEXT_TICK;
		3787	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3788	warn "jitter $JITTER\n";#d#
		3789	}
3393	},	3790	}
3394	);	3791	}
3395		3792
3396	{	3793	{
3397	BDB::max_poll_time $TICK * 0.1;	3794	# configure BDB
3398	$BDB_POLL_WATCHER = Event->io (	3795
3399	reentrant => 0,
3400	fd => BDB::poll_fileno,
3401	poll => 'r',
3402	prio => 0,
3403	data => WF_AUTOCANCEL,
3404	cb => \&BDB::poll_cb,
3405	);
3406	BDB::min_parallel 8;	3796	BDB::min_parallel 8;
3407		3797	BDB::max_poll_reqs $TICK * 0.1;
3408	BDB::set_sync_prepare {	3798	$AnyEvent::BDB::WATCHER->priority (1);
3409	my $status;
3410	my $current = $Coro::current;
3411	(
3412	sub {
3413	$status = $!;
3414	$current->ready; undef $current;
3415	},
3416	sub {
3417	Coro::schedule while defined $current;
3418	$! = $status;
3419	},
3420	)
3421	};
3422		3799
3423	unless ($DB_ENV) {	3800	unless ($DB_ENV) {
3424	$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);
3425		3807
3426	cf::sync_job {	3808	cf::sync_job {
3427	eval {	3809	eval {
3428	BDB::db_env_open	3810	BDB::db_env_open
3429	$DB_ENV,	3811	$DB_ENV,
…		…
3431	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3813	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3432	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3814	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3433	0666;	3815	0666;
3434		3816
3435	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3817	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3436
3437	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3438	$DB_ENV->set_lk_detect;
3439	};	3818	};
3440		3819
3441	cf::cleanup "db_env_open(db): $@" if $@;	3820	cf::cleanup "db_env_open(db): $@" if $@;
3442	};	3821	};
3443	}	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	};
3444	}	3833	}
3445		3834
3446	{	3835	{
		3836	# configure IO::AIO
		3837
3447	IO::AIO::min_parallel 8;	3838	IO::AIO::min_parallel 8;
3448
3449	undef $Coro::AIO::WATCHER;
3450	IO::AIO::max_poll_time $TICK * 0.1;	3839	IO::AIO::max_poll_time $TICK * 0.1;
3451	$AIO_POLL_WATCHER = Event->io (	3840	undef $AnyEvent::AIO::WATCHER;
3452	reentrant => 0,
3453	data => WF_AUTOCANCEL,
3454	fd => IO::AIO::poll_fileno,
3455	poll => 'r',
3456	prio => 6,
3457	cb => \&IO::AIO::poll_cb,
3458	);
3459	}	3841	}
3460		3842
3461	my $_log_backtrace;	3843	my $_log_backtrace;
3462		3844
3463	sub _log_backtrace {	3845	sub _log_backtrace {
…		…
3467		3849
3468	# limit the # of concurrent backtraces	3850	# limit the # of concurrent backtraces
3469	if ($_log_backtrace < 2) {	3851	if ($_log_backtrace < 2) {
3470	++$_log_backtrace;	3852	++$_log_backtrace;
3471	async {	3853	async {
		3854	$Coro::current->{desc} = "abt $msg";
		3855
3472	my @bt = fork_call {	3856	my @bt = fork_call {
3473	@addr = map { sprintf "%x", $_ } @addr;	3857	@addr = map { sprintf "%x", $_ } @addr;
3474	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3858	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3475	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 |"
3476	or die "addr2line: $!";	3860	or die "addr2line: $!";

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