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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.310 by elmex, Mon Jul 16 15:43:49 2007 UTC vs.
Revision 1.435 by root, Thu May 29 03:33:20 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::AnyEvent;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
		43	use Coro::AnyEvent;
22	use Coro::AIO;	44	use Coro::AIO;
		45	use Coro::BDB;
23	use Coro::Storable;	46	use Coro::Storable;
		47	use Coro::Util ();
24		48
25	use JSON::XS 1.4 ();	49	use JSON::XS 2.01 ();
26	use BDB ();	50	use BDB ();
27	use Data::Dumper;	51	use Data::Dumper;
28	use Digest::MD5;	52	use Digest::MD5;
29	use Fcntl;	53	use Fcntl;
30	use YAML::Syck ();	54	use YAML ();
31	use IO::AIO 2.32 ();	55	use IO::AIO ();
32	use Time::HiRes;	56	use Time::HiRes;
33	use Compress::LZF;	57	use Compress::LZF;
34	use Digest::MD5 ();	58	use Digest::MD5 ();
		59
		60	AnyEvent::detect;
35		61
36	# configure various modules to our taste	62	# configure various modules to our taste
37	#	63	#
38	$Storable::canonical = 1; # reduce rsync transfers	64	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	65	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	66	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46		67
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	68	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		69
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		71
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	90	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	93	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	94	our $BDBDIR = "$LOCALDIR/db";
		95	our %RESOURCE;
74		96
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	99	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	100	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		101
		102	our $BDB_DEADLOCK_WATCHER;
		103	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	104	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	105	our $DB_ENV;
85		106
86	our %CFG;	107	our %CFG;
87		108
88	our $UPTIME; $UPTIME ||= time;	109	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	110	our $RUNTIME;
		111	our $NOW;
90		112
91	our %PLAYER; # all users	113	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	114	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	115	our $LINK_MAP; # the special {link} map, which is always available
94		116
95	# used to convert map paths into valid unix filenames by replacing / by ∕	117	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	118	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		119
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	120	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	121	our $LOADAVG; # same thing, but with alpha-smoothing
		122	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	123	our $TICK_START; # for load detecting purposes
101		124
102	binmode STDOUT;	125	binmode STDOUT;
103	binmode STDERR;	126	binmode STDERR;
104		127
105	# read virtual server time, if available	128	# read virtual server time, if available
…		…
158		181
159	The raw value load value from the last tick.	182	The raw value load value from the last tick.
160		183
161	=item %cf::CFG	184	=item %cf::CFG
162		185
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	186	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	187	from wherever your confdir points to.
165		188
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	189	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		190
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	191	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	209	$msg .= "\n"
187	unless $msg =~ /\n$/;	210	unless $msg =~ /\n$/;
188		211
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	212	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		213
191	utf8::encode $msg;
192	LOG llevError, $msg;	214	LOG llevError, $msg;
193	};	215	};
194	}	216	}
		217
		218	$Coro::State::DIEHOOK = sub {
		219	return unless $^S eq 0; # "eq", not "=="
		220
		221	if ($Coro::current == $Coro::main) {#d#
		222	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		223	return;#d#
		224	}#d#
		225
		226	# kill coroutine otherwise
		227	warn Carp::longmess $_[0];
		228	Coro::terminate
		229	};
		230
		231	$SIG{__DIE__} = sub { }; #d#?
195		232
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
212	)) {	249	)) {
213	no strict 'refs';	250	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	252	}
216		253
217	$Event::DIED = sub {	254	$EV::DIED = sub {
218	warn "error in event callback: @_";	255	warn "error in event callback: @_";
219	};	256	};
220		257
221	#############################################################################	258	#############################################################################
222		259
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	282	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	283	$d
247	} || "[unable to dump $_[0]: '$@']";	284	} || "[unable to dump $_[0]: '$@']";
248	}	285	}
249		286
250	=item $ref = cf::from_json $json	287	=item $ref = cf::decode_json $json
251		288
252	Converts a JSON string into the corresponding perl data structure.	289	Converts a JSON string into the corresponding perl data structure.
253		290
254	=item $json = cf::to_json $ref	291	=item $json = cf::encode_json $ref
255		292
256	Converts a perl data structure into its JSON representation.	293	Converts a perl data structure into its JSON representation.
257		294
258	=cut	295	=cut
259		296
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		298
262	sub to_json ($) { $json_coder->encode ($_[0]) }	299	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	300	sub decode_json($) { $json_coder->decode ($_[0]) }
264		301
265	=item cf::lock_wait $string	302	=item cf::lock_wait $string
266		303
267	Wait until the given lock is available. See cf::lock_acquire.	304	Wait until the given lock is available. See cf::lock_acquire.
268		305
…		…
271	Wait until the given lock is available and then acquires it and returns	308	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	309	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	310	for example when the coroutine gets canceled), the lock is automatically
274	returned.	311	returned.
275		312
		313	Locks are *not* recursive, locking from the same coro twice results in a
		314	deadlocked coro.
		315
276	Lock names should begin with a unique identifier (for example, cf::map::find	316	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	317	uses map_find and cf::map::load uses map_load).
278		318
279	=item $locked = cf::lock_active $string	319	=item $locked = cf::lock_active $string
280		320
281	Return true if the lock is currently active, i.e. somebody has locked it.	321	Return true if the lock is currently active, i.e. somebody has locked it.
282		322
283	=cut	323	=cut
284		324
285	our %LOCK;	325	our %LOCK;
		326	our %LOCKER;#d#
286		327
287	sub lock_wait($) {	328	sub lock_wait($) {
288	my ($key) = @_;	329	my ($key) = @_;
		330
		331	if ($LOCKER{$key} == $Coro::current) {#d#
		332	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		333	return;#d#
		334	}#d#
289		335
290	# wait for lock, if any	336	# wait for lock, if any
291	while ($LOCK{$key}) {	337	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	338	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	339	Coro::schedule;
…		…
299		345
300	# wait, to be sure we are not locked	346	# wait, to be sure we are not locked
301	lock_wait $key;	347	lock_wait $key;
302		348
303	$LOCK{$key} = [];	349	$LOCK{$key} = [];
		350	$LOCKER{$key} = $Coro::current;#d#
304		351
305	Coro::guard {	352	Coro::guard {
		353	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	354	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	355	$_->ready for @{ delete $LOCK{$key} };
308	}	356	}
309	}	357	}
310		358
…		…
313		361
314	! ! $LOCK{$key}	362	! ! $LOCK{$key}
315	}	363	}
316		364
317	sub freeze_mainloop {	365	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	366	tick_inhibit_inc;
319		367
320	my $guard = Coro::guard {	368	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	369	}
		370
		371	=item cf::periodic $interval, $cb
		372
		373	Like EV::periodic, but randomly selects a starting point so that the actions
		374	get spread over timer.
		375
		376	=cut
		377
		378	sub periodic($$) {
		379	my ($interval, $cb) = @_;
		380
		381	my $start = rand List::Util::min 180, $interval;
		382
		383	EV::periodic $start, $interval, 0, $cb
		384	}
		385
		386	=item cf::get_slot $time[, $priority[, $name]]
		387
		388	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		389	This call blocks and returns only when you have at least C<$time> seconds
		390	of cpu time till the next tick. The slot is only valid till the next cede.
		391
		392	The optional C<$name> can be used to identify the job to run. It might be
		393	used for statistical purposes and should identify the same time-class.
		394
		395	Useful for short background jobs.
		396
		397	=cut
		398
		399	our @SLOT_QUEUE;
		400	our $SLOT_QUEUE;
		401
		402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		403	$SLOT_QUEUE = Coro::async {
		404	$Coro::current->desc ("timeslot manager");
		405
		406	my $signal = new Coro::Signal;
		407
		408	while () {
		409	next_job:
		410	my $avail = cf::till_tick;
		411	if ($avail > 0.01) {
		412	for (0 .. $#SLOT_QUEUE) {
		413	if ($SLOT_QUEUE[$_][0] < $avail) {
		414	my $job = splice @SLOT_QUEUE, $_, 1, ();
		415	$job->[2]->send;
		416	Coro::cede;
		417	goto next_job;
		418	}
		419	}
		420	}
		421
		422	if (@SLOT_QUEUE) {
		423	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		424	push @cf::WAIT_FOR_TICK, $signal;
		425	$signal->wait;
		426	} else {
		427	Coro::schedule;
		428	}
322	};	429	}
323	$TICK_WATCHER->stop;	430	};
324	$guard	431
		432	sub get_slot($;$$) {
		433	return if tick_inhibit || $Coro::current == $Coro::main;
		434
		435	my ($time, $pri, $name) = @_;
		436
		437	$time = $TICK * .6 if $time > $TICK * .6;
		438	my $sig = new Coro::Signal;
		439
		440	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		441	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		442	$SLOT_QUEUE->ready;
		443	$sig->wait;
325	}	444	}
326		445
327	=item cf::async { BLOCK }	446	=item cf::async { BLOCK }
328		447
329	Currently the same as Coro::async_pool, meaning you cannot use	448	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		453
335	BEGIN { *async = \&Coro::async_pool }	454	BEGIN { *async = \&Coro::async_pool }
336		455
337	=item cf::sync_job { BLOCK }	456	=item cf::sync_job { BLOCK }
338		457
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	458	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	459	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	460	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	461	acceptable.
343		462
344	If it must be done, put the blocking parts into C<sync_job>. This will run	463	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	464	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		469
351	sub sync_job(&) {	470	sub sync_job(&) {
352	my ($job) = @_;	471	my ($job) = @_;
353		472
354	if ($Coro::current == $Coro::main) {	473	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	474	my $time = EV::time;
356		475
357	# this is the main coro, too bad, we have to block	476	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	477	# till the operation succeeds, freezing the server :/
359		478
360	# TODO: use suspend/resume instead	479	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	480
362	my $freeze_guard = freeze_mainloop;	481	my $freeze_guard = freeze_mainloop;
363		482
364	my $busy = 1;	483	my $busy = 1;
365	my @res;	484	my @res;
366		485
367	(async {	486	(async {
		487	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	488	@res = eval { $job->() };
369	warn $@ if $@;	489	warn $@ if $@;
370	undef $busy;	490	undef $busy;
371	})->prio (Coro::PRIO_MAX);	491	})->prio (Coro::PRIO_MAX);
372		492
373	while ($busy) {	493	while ($busy) {
374	Coro::cede or Event::one_event;	494	if (Coro::nready) {
		495	Coro::cede_notself;
		496	} else {
		497	EV::loop EV::LOOP_ONESHOT;
375	}	498	}
		499	}
376		500
377	$time = Event::time - $time;	501	my $time = EV::time - $time;
378		502
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	503	$TICK_START += $time; # do not account sync jobs to server load
383		504
384	wantarray ? @res : $res[0]	505	wantarray ? @res : $res[0]
385	} else {	506	} else {
386	# we are in another coroutine, how wonderful, everything just works	507	# we are in another coroutine, how wonderful, everything just works
387		508
…		…
412	=item fork_call { }, $args	533	=item fork_call { }, $args
413		534
414	Executes the given code block with the given arguments in a seperate	535	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	536	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	537	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	538	never block itself or use any form of event handling.
418		539
419	=cut	540	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		541
430	sub fork_call(&@) {	542	sub fork_call(&@) {
431	my ($cb, @args) = @_;	543	my ($cb, @args) = @_;
432		544
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	545	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	546	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	547	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		548
438	if (my $pid = fork) {	549	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	550	reset_signals;
452	local $SIG{__WARN__};	551	&$cb
453	local $SIG{__DIE__};	552	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		553
460	eval {	554	wantarray ? @res : $res[-1]
461	close $fh1;	555	}
462		556
463	my @res = eval { $cb->(@args) };	557	=item $coin = coin_from_name $name
464		558
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	559	=cut
466	close $fh2;
467	};
468		560
469	warn $@ if $@;	561	our %coin_alias = (
470	_exit 0;	562	"silver" => "silvercoin",
471	}	563	"silvercoin" => "silvercoin",
		564	"silvercoins" => "silvercoin",
		565	"gold" => "goldcoin",
		566	"goldcoin" => "goldcoin",
		567	"goldcoins" => "goldcoin",
		568	"platinum" => "platinacoin",
		569	"platinumcoin" => "platinacoin",
		570	"platinumcoins" => "platinacoin",
		571	"platina" => "platinacoin",
		572	"platinacoin" => "platinacoin",
		573	"platinacoins" => "platinacoin",
		574	"royalty" => "royalty",
		575	"royalties" => "royalty",
		576	);
		577
		578	sub coin_from_name($) {
		579	$coin_alias{$_[0]}
		580	? cf::arch::find $coin_alias{$_[0]}
		581	: undef
472	}	582	}
473		583
474	=item $value = cf::db_get $family => $key	584	=item $value = cf::db_get $family => $key
475		585
476	Returns a single value from the environment database.	586	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	588	=item cf::db_put $family => $key => $value
479		589
480	Stores the given C<$value> in the family. It can currently store binary	590	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	591	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		592
		593	=item $db = cf::db_table "name"
		594
		595	Create and/or open a new database table. The string must not be "db" and must be unique
		596	within each server.
		597
483	=cut	598	=cut
		599
		600	sub db_table($) {
		601	my ($name) = @_;
		602	my $db = BDB::db_create $DB_ENV;
		603
		604	eval {
		605	$db->set_flags (BDB::CHKSUM);
		606
		607	utf8::encode $name;
		608	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		609	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		610	cf::cleanup "db_open(db): $!" if $!;
		611	};
		612	cf::cleanup "db_open(db): $@" if $@;
		613
		614	$db
		615	}
484		616
485	our $DB;	617	our $DB;
486		618
487	sub db_init {	619	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	620	cf::sync_job {
492	eval {	621	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	622	};
502	}	623	}
503		624
504	sub db_get($$) {	625	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	626	my $key = "$_[0]/$_[1]";
506		627
…		…
556	if (1) {	677	if (1) {
557	$md5 =	678	$md5 =
558	join "\x00",	679	join "\x00",
559	$processversion,	680	$processversion,
560	map {	681	map {
561	Coro::cede;	682	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	683	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	684	} 0.. $#$src;
564		685
565		686
566	my $dbmd5 = db_get cache => "$id/md5";	687	my $dbmd5 = db_get cache => "$id/md5";
…		…
610	attach callbacks/event handlers (a collection of which is called an "attachment")	731	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	732	to it. All such attachable objects support the following methods.
612		733
613	In the following description, CLASS can be any of C<global>, C<object>	734	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	735	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	736	Deliantra).
616		737
617	=over 4	738	=over 4
618		739
619	=item $attachable->attach ($attachment, key => $value...)	740	=item $attachable->attach ($attachment, key => $value...)
620		741
…		…
902	}	1023	}
903		1024
904	0	1025	0
905	}	1026	}
906		1027
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1028	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1029
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1031
911	Generate an object-specific event with the given arguments.	1032	Generate an object-specific event with the given arguments.
912		1033
…		…
918		1039
919	=cut	1040	=cut
920		1041
921	#############################################################################	1042	#############################################################################
922	# object support	1043	# object support
		1044
		1045	sub _object_equal($$);
		1046	sub _object_equal($$) {
		1047	my ($a, $b) = @_;
		1048
		1049	return 0 unless (ref $a) eq (ref $b);
		1050
		1051	if ("HASH" eq ref $a) {
		1052	my @ka = keys %$a;
		1053	my @kb = keys %$b;
		1054
		1055	return 0 if @ka != @kb;
		1056
		1057	for (0 .. $#ka) {
		1058	return 0 unless $ka[$_] eq $kb[$_];
		1059	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1060	}
		1061
		1062	} elsif ("ARRAY" eq ref $a) {
		1063
		1064	return 0 if @$a != @$b;
		1065
		1066	for (0 .. $#$a) {
		1067	return 0 unless _object_equal $a->[$_], $b->[$_];
		1068	}
		1069
		1070	} elsif ($a ne $b) {
		1071	return 0;
		1072	}
		1073
		1074	1
		1075	}
		1076
		1077	our $SLOW_MERGES;#d#
		1078	sub _can_merge {
		1079	my ($ob1, $ob2) = @_;
		1080
		1081	++$SLOW_MERGES;#d#
		1082
		1083	# we do the slow way here
		1084	return _object_equal $ob1, $ob2
		1085	}
923		1086
924	sub reattach {	1087	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1088	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1089	my ($obj) = @_;
927		1090
…		…
948	cf::attachable->attach (	1111	cf::attachable->attach (
949	prio => -1000000,	1112	prio => -1000000,
950	on_instantiate => sub {	1113	on_instantiate => sub {
951	my ($obj, $data) = @_;	1114	my ($obj, $data) = @_;
952		1115
953	$data = from_json $data;	1116	$data = decode_json $data;
954		1117
955	for (@$data) {	1118	for (@$data) {
956	my ($name, $args) = @$_;	1119	my ($name, $args) = @$_;
957		1120
958	$obj->attach ($name, %{$args || {} });	1121	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1137	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1138	my ($filename, $rdata, $objs) = @_;
976		1139
977	sync_job {	1140	sync_job {
978	if (length $$rdata) {	1141	if (length $$rdata) {
		1142	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1143	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1144	$decname, length $$rdata, scalar @$objs;
981		1145
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1147	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1149	aio_fsync $fh if $cf::USE_FSYNC;
986	close $fh;	1150	aio_close $fh;
987		1151
988	if (@$objs) {	1152	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1156	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1157	aio_fsync $fh if $cf::USE_FSYNC;
994	close $fh;	1158	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1159	aio_rename "$filename.pst~", "$filename.pst";
996	}	1160	}
997	} else {	1161	} else {
998	aio_unlink "$filename.pst";	1162	aio_unlink "$filename.pst";
999	}	1163	}
…		…
1004	}	1168	}
1005	} else {	1169	} else {
1006	aio_unlink $filename;	1170	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1008	}	1172	}
1009	}	1173	};
1010	}	1174	}
1011		1175
1012	sub object_freezer_as_string {	1176	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1177	my ($rdata, $objs) = @_;
1014		1178
…		…
1026	or return;	1190	or return;
1027		1191
1028	unless (aio_stat "$filename.pst") {	1192	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1193	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1194	or return;
		1195
1031	$av = eval { (Storable::thaw $av)->{objs} };	1196	my $st = eval { Coro::Storable::thaw $av };
		1197	$av = $st->{objs};
1032	}	1198	}
1033		1199
		1200	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1201	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1202	$decname, length $data, scalar @{$av || []};
		1203
1036	return ($data, $av);	1204	($data, $av)
1037	}	1205	}
1038		1206
1039	=head2 COMMAND CALLBACKS	1207	=head2 COMMAND CALLBACKS
1040		1208
1041	=over 4	1209	=over 4
…		…
1114	my ($pl, $buf) = @_;	1282	my ($pl, $buf) = @_;
1115		1283
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1284	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1285
1118	if (ref $msg) {	1286	if (ref $msg) {
		1287	my ($type, $reply, @payload) =
		1288	"ARRAY" eq ref $msg
		1289	? @$msg
		1290	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1291
		1292	my @reply;
		1293
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1294	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1295	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1296	}
		1297
		1298	$pl->ext_reply ($reply, @reply)
		1299	if $reply;
		1300
1124	} else {	1301	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1302	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1303	}
1127		1304
1128	cf::override;	1305	cf::override;
…		…
1181	my $msg = $@ ? "$v->{path}: $@\n"	1358	my $msg = $@ ? "$v->{path}: $@\n"
1182	: "$v->{base}: extension inactive.\n";	1359	: "$v->{base}: extension inactive.\n";
1183		1360
1184	if (exists $v->{meta}{mandatory}) {	1361	if (exists $v->{meta}{mandatory}) {
1185	warn $msg;	1362	warn $msg;
1186	warn "mandatory extension failed to load, exiting.\n";	1363	cf::cleanup "mandatory extension failed to load, exiting.";
1187	exit 1;
1188	}	1364	}
1189		1365
1190	warn $msg;	1366	warn $msg;
1191	}	1367	}
1192		1368
…		…
1217	use Coro::AIO;	1393	use Coro::AIO;
1218		1394
1219	=head3 cf::player	1395	=head3 cf::player
1220		1396
1221	=over 4	1397	=over 4
		1398
		1399	=item cf::player::num_playing
		1400
		1401	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1402
		1403	=cut
		1404
		1405	sub num_playing {
		1406	scalar grep
		1407	$_->ob->map
		1408	&& !$_->hidden
		1409	&& !$_->ob->flag (cf::FLAG_WIZ),
		1410	cf::player::list
		1411	}
1222		1412
1223	=item cf::player::find $login	1413	=item cf::player::find $login
1224		1414
1225	Returns the given player object, loading it if necessary (might block).	1415	Returns the given player object, loading it if necessary (might block).
1226		1416
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1452	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1453	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1454	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1455	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1456
1267	my $pl = load_pl path $login	1457	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1458	or return;
		1459
		1460	my $pl = cf::player::load_pl $f
		1461	or return;
		1462
		1463	local $cf::PLAYER_LOADING{$login} = $pl;
		1464	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1465	$cf::PLAYER{$login} = $pl
1270	}	1466	}
1271	}	1467	}
1272	}	1468	}
1273		1469
…		…
1282	return if $pl->{deny_save};	1478	return if $pl->{deny_save};
1283		1479
1284	aio_mkdir playerdir $pl, 0770;	1480	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1481	$pl->{last_save} = $cf::RUNTIME;
1286		1482
		1483	cf::get_slot 0.01;
		1484
1287	$pl->save_pl ($path);	1485	$pl->save_pl ($path);
1288	Coro::cede;	1486	cf::cede_to_tick;
1289	}	1487	}
1290		1488
1291	sub new($) {	1489	sub new($) {
1292	my ($login) = @_;	1490	my ($login) = @_;
1293		1491
…		…
1299	$cf::PLAYER{$login} = $self;	1497	$cf::PLAYER{$login} = $self;
1300		1498
1301	$self	1499	$self
1302	}	1500	}
1303		1501
		1502	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1503
		1504	=cut
		1505
		1506	sub send_msg {
		1507	my $ns = shift->ns
		1508	or return;
		1509	$ns->send_msg (@_);
		1510	}
		1511
1304	=item $pl->quit_character	1512	=item $pl->quit_character
1305		1513
1306	Nukes the player without looking back. If logged in, the connection will	1514	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1515	be destroyed. May block for a long time.
1308		1516
…		…
1316	$pl->{deny_save} = 1;	1524	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1525	$pl->password ("*"); # this should lock out the player until we nuked the dir
1318		1526
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1528	$pl->deactivate;
		1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1530	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1532	$pl->ns->destroy if $pl->ns;
1323		1533
1324	my $path = playerdir $pl;	1534	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1535	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1571	or return [];
1362		1572
1363	my @logins;	1573	my @logins;
1364		1574
1365	for my $login (@$dirs) {	1575	for my $login (@$dirs) {
		1576	my $path = path $login;
		1577
		1578	# a .pst is a dead give-away for a valid player
		1579	# if no pst file found, open and chekc for blocked users
		1580	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1581	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1582	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1583	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1584	}
1369		1585
1370	utf8::decode $login;	1586	utf8::decode $login;
1371	push @logins, $login;	1587	push @logins, $login;
1372	}	1588	}
1373		1589
…		…
1406		1622
1407	Expand crossfire pod fragments into protocol xml.	1623	Expand crossfire pod fragments into protocol xml.
1408		1624
1409	=cut	1625	=cut
1410		1626
		1627	use re 'eval';
		1628
		1629	my $group;
		1630	my $interior; $interior = qr{
		1631	# match a pod interior sequence sans C<< >>
		1632	(?:
		1633	\ (.*?)\ (?{ $group = $^N })
		1634	| < (??{$interior}) >
		1635	)
		1636	}x;
		1637
1411	sub expand_cfpod {	1638	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;	1639	my ($self, $pod) = @_;
1413		1640
1414	# escape & and <	1641	my $xml;
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417		1642
1418	# this is buggy, it needs to properly take care of nested <'s	1643	while () {
		1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1645	$group = $1;
1419		1646
1420	1 while	1647	$group =~ s/&/&amp;/g;
1421	# replace B<>, I<>, U<> etc.	1648	$group =~ s/</&lt;/g;
1422	s/B<([^\>]*)>/<b>$1<\/b>/	1649
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/	1650	$xml .= $group;
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/	1651	} elsif ($pod =~ m%\G
1425	# replace G<male|female> tags	1652	([BCGHITU])
1426	|| s{G<([^>|]*)\|([^>]*)>}{	1653	<
1427	$self->gender ? $2 : $1	1654	(?:
1428	}ge	1655	([^<>]*) (?{ $group = $^N })
1429	# replace H<hint text>	1656	| < $interior >
1430	|| s{H<([^\>]*)>}	1657	)
		1658	>
		1659	%gcsx
1431	{	1660	) {
		1661	my ($code, $data) = ($1, $group);
		1662
		1663	if ($code eq "B") {
		1664	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1665	} elsif ($code eq "I") {
		1666	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1667	} elsif ($code eq "U") {
		1668	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1669	} elsif ($code eq "C") {
		1670	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1671	} elsif ($code eq "T") {
		1672	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1673	} elsif ($code eq "G") {
		1674	my ($male, $female) = split /\|/, $data;
		1675	$data = $self->gender ? $female : $male;
		1676	$xml .= expand_cfpod ($self, $data);
		1677	} elsif ($code eq "H") {
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")	1680	"")
1435	[$self->{hintmode}]	1681	[$self->{hintmode}];
		1682	} else {
		1683	$xml .= "error processing '$code($data)' directive";
1436	}ge;	1684	}
		1685	} else {
		1686	if ($pod =~ /\G(.+)/) {
		1687	warn "parse error while expanding $pod (at $1)";
		1688	}
		1689	last;
		1690	}
		1691	}
1437		1692
		1693	for ($xml) {
1438	# create single paragraphs (very hackish)	1694	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;	1695	s/(?<=\S)\n(?=\w)/ /g;
1440		1696
1441	# compress some whitespace	1697	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends	1698	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines	1699	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines	1700	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines	1701	s/\n+$//; # ending lines
		1702	}
1446		1703
1447	$_	1704	$xml
1448	}	1705	}
		1706
		1707	no re 'eval';
1449		1708
1450	sub hintmode {	1709	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;	1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}	1711	$_[0]{hintmode}
1453	}	1712	}
1454		1713
1455	=item $player->ext_reply ($msgid, %msg)	1714	=item $player->ext_reply ($msgid, @msg)
1456		1715
1457	Sends an ext reply to the player.	1716	Sends an ext reply to the player.
1458		1717
1459	=cut	1718	=cut
1460		1719
1461	sub ext_reply($$%) {	1720	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1721	my ($self, $id, @msg) = @_;
1463		1722
1464	$msg{msgid} = $id;	1723	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1724	}
1467		1725
1468	=item $player->ext_event ($type, %msg)	1726	=item $player->ext_msg ($type, @msg)
1469		1727
1470	Sends an ext event to the client.	1728	Sends an ext event to the client.
1471		1729
1472	=cut	1730	=cut
1473		1731
1474	sub ext_event($$%) {	1732	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1733	my ($self, $type, @msg) = @_;
1476		1734
1477	$self->ns->ext_event ($type, %msg);	1735	$self->ns->ext_msg ($type, @msg);
1478	}	1736	}
1479		1737
1480	=head3 cf::region	1738	=head3 cf::region
1481		1739
1482	=over 4	1740	=over 4
…		…
1526	our $MAX_RESET = 3600;	1784	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1785	our $DEFAULT_RESET = 3000;
1528		1786
1529	sub generate_random_map {	1787	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1788	my ($self, $rmp) = @_;
		1789
		1790	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1791
1531	# mit "rum" bekleckern, nicht	1792	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1793	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1657		1918
1658	# the temporary/swap location	1919	# the temporary/swap location
1659	sub save_path {	1920	sub save_path {
1660	my ($self) = @_;	1921	my ($self) = @_;
1661		1922
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1923	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1924	"$TMPDIR/$path.map"
1664	}	1925	}
1665		1926
1666	# the unique path, undef == no special unique path	1927	# the unique path, undef == no special unique path
1667	sub uniq_path {	1928	sub uniq_path {
1668	my ($self) = @_;	1929	my ($self) = @_;
1669		1930
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1932	"$UNIQUEDIR/$path"
1672	}	1933	}
1673		1934
1674	# and all this just because we cannot iterate over	1935	# and all this just because we cannot iterate over
1675	# all maps in C++...	1936	# all maps in C++...
…		…
1698		1959
1699	sub load_header_from($) {	1960	sub load_header_from($) {
1700	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1701		1962
1702	utf8::encode $path;	1963	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1708		1972
1709	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1710		1974
1711	1	1975	1
1712	}	1976	}
…		…
1766	sub find {	2030	sub find {
1767	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1768		2032
1769	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1770		2034
		2035	cf::lock_wait "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2036	cf::lock_wait "map_find:$path";
1772		2037
1773	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
		2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1774	my $guard = cf::lock_acquire "map_find:$path";	2040	my $guard2 = cf::lock_acquire "map_find:$path";
		2041
1775	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1776	or return;	2043	or return;
1777		2044
1778	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
1779		2046
…		…
1781	or return;	2048	or return;
1782		2049
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
		2054	undef $guard1;
1786	$map->reset;	2055	$map->reset;
1787	undef $guard;
1788	return find $path;	2056	return find $path;
1789	}	2057	}
1790		2058
1791	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
1792	}	2060	}
…		…
1801	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
1802		2070
1803	my $path = $self->{path};	2071	my $path = $self->{path};
1804		2072
1805	{	2073	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2074	my $guard = cf::lock_acquire "map_data:$path";
1807		2075
		2076	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2077	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2078
1810	$self->in_memory (cf::MAP_LOADING);	2079	$self->in_memory (cf::MAP_LOADING);
1811		2080
1812	$self->alloc;	2081	$self->alloc;
1813		2082
1814	$self->pre_load;	2083	$self->pre_load;
1815	Coro::cede;	2084	cf::cede_to_tick;
1816		2085
		2086	my $f = new_from_file cf::object::thawer $self->{load_path};
		2087	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2088	$self->_load_objects ($f)
1818	or return;	2089	or return;
1819		2090
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1821	if delete $self->{load_original};	2092	if delete $self->{load_original};
1822		2093
1823	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2095	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2096	unless (aio_stat $uniq) {
		2097	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2098	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2099	$self->_load_objects ($f);
		2100	$f->resolve_delayed_derefs;
		2101	}
1828	}	2102	}
1829	}	2103	}
1830		2104
1831	Coro::cede;	2105	$f->resolve_delayed_derefs;
		2106
		2107	cf::cede_to_tick;
1832	# now do the right thing for maps	2108	# now do the right thing for maps
1833	$self->link_multipart_objects;	2109	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2110	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2111	unless $self->difficulty;
1836	Coro::cede;	2112	cf::cede_to_tick;
1837		2113
1838	unless ($self->{deny_activate}) {	2114	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2115	$self->decay_objects;
1840	$self->fix_auto_apply;	2116	$self->fix_auto_apply;
1841	$self->update_buttons;	2117	$self->update_buttons;
1842	Coro::cede;	2118	cf::cede_to_tick;
1843	$self->set_darkness_map;	2119	$self->set_darkness_map;
1844	Coro::cede;	2120	cf::cede_to_tick;
1845	$self->activate;	2121	$self->activate;
1846	}	2122	}
1847		2123
		2124	$self->{last_save} = $cf::RUNTIME;
		2125	$self->last_access ($cf::RUNTIME);
		2126
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2127	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2128	}
1850		2129
1851	$self->post_load;	2130	$self->post_load;
1852	}	2131	}
1853		2132
…		…
1862		2141
1863	$self	2142	$self
1864	}	2143	}
1865		2144
1866	# find and load all maps in the 3x3 area around a map	2145	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2146	sub load_neighbours {
1868	my ($map) = @_;	2147	my ($map) = @_;
1869		2148
1870	my @diag; # diagonal neighbours	2149	my @neigh; # diagonal neighbours
1871		2150
1872	for (0 .. 3) {	2151	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2152	my $neigh = $map->tile_path ($_)
1874	or next;	2153	or next;
1875	$neigh = find $neigh, $map	2154	$neigh = find $neigh, $map
1876	or next;	2155	or next;
1877	$neigh->load;	2156	$neigh->load;
1878		2157
		2158	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2159	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2160	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2161	}
1882		2162
1883	for (@diag) {	2163	for (grep defined $_->[0], @neigh) {
		2164	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2165	my $neigh = find $path, $origin
1885	or next;	2166	or next;
1886	$neigh->load;	2167	$neigh->load;
1887	}	2168	}
1888	}	2169	}
1889		2170
…		…
1894	}	2175	}
1895		2176
1896	sub do_load_sync {	2177	sub do_load_sync {
1897	my ($map) = @_;	2178	my ($map) = @_;
1898		2179
		2180	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2181	if $Coro::current == $Coro::main;
		2182
1899	cf::sync_job { $map->load };	2183	cf::sync_job { $map->load };
1900	}	2184	}
1901		2185
1902	our %MAP_PREFETCH;	2186	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2187	our $MAP_PREFETCHER = undef;
1904		2188
1905	sub find_async {	2189	sub find_async {
1906	my ($path, $origin) = @_;	2190	my ($path, $origin, $load) = @_;
1907		2191
1908	$path = normalise $path, $origin && $origin->{path};	2192	$path = normalise $path, $origin && $origin->{path};
1909		2193
1910	if (my $map = $cf::MAP{$path}) {	2194	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2195	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2196	}
1913		2197
1914	undef $MAP_PREFETCH{$path};	2198	$MAP_PREFETCH{$path} |= $load;
		2199
1915	$MAP_PREFETCHER ||= cf::async {	2200	$MAP_PREFETCHER ||= cf::async {
		2201	$Coro::current->{desc} = "map prefetcher";
		2202
1916	while (%MAP_PREFETCH) {	2203	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2204	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2205	if (my $map = find $k) {
1919	$map->load;	2206	$map->load if $v;
1920	}	2207	}
1921		2208
1922	delete $MAP_PREFETCH{$path};	2209	delete $MAP_PREFETCH{$k};
1923	}	2210	}
1924	}	2211	}
1925	undef $MAP_PREFETCHER;	2212	undef $MAP_PREFETCHER;
1926	};	2213	};
1927	$MAP_PREFETCHER->prio (6);	2214	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2217	}
1931		2218
1932	sub save {	2219	sub save {
1933	my ($self) = @_;	2220	my ($self) = @_;
1934		2221
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2223
1937	$self->{last_save} = $cf::RUNTIME;	2224	$self->{last_save} = $cf::RUNTIME;
1938		2225
1939	return unless $self->dirty;	2226	return unless $self->dirty;
1940		2227
…		…
1946	return if $self->{deny_save};	2233	return if $self->{deny_save};
1947		2234
1948	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
1949		2236
1950	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
1952	};	2240	};
		2241
		2242	cf::get_slot 0.02;
1953		2243
1954	if ($uniq) {	2244	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2247	} else {
…		…
1963	my ($self) = @_;	2253	my ($self) = @_;
1964		2254
1965	# save first because save cedes	2255	# save first because save cedes
1966	$self->save;	2256	$self->save;
1967		2257
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2258	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2259
1970	return if $self->players;	2260	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2261	return if $self->in_memory != cf::MAP_ACTIVE;
1972	return if $self->{deny_save};	2262	return if $self->{deny_save};
1973		2263
		2264	$self->in_memory (cf::MAP_SWAPPED);
		2265
		2266	$self->deactivate;
		2267	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2268	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2269	}
1977		2270
1978	sub reset_at {	2271	sub reset_at {
1979	my ($self) = @_;	2272	my ($self) = @_;
1980		2273
…		…
2012	if $uniq;	2305	if $uniq;
2013	}	2306	}
2014		2307
2015	delete $cf::MAP{$self->path};	2308	delete $cf::MAP{$self->path};
2016		2309
		2310	$self->deactivate;
		2311	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2312	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2313
2021	$self->unlink_save;	2314	$self->unlink_save;
2022	$self->destroy;	2315	$self->destroy;
2023	}	2316	}
2024		2317
2025	my $nuke_counter = "aaaa";	2318	my $nuke_counter = "aaaa";
2026		2319
2027	sub nuke {	2320	sub nuke {
2028	my ($self) = @_;	2321	my ($self) = @_;
2029		2322
		2323	{
		2324	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2325
2030	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2031		2327
2032	$self->unlink_save;	2328	$self->unlink_save;
2033		2329
2034	bless $self, "cf::map";	2330	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2331	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2332	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2333	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2335
2040	$cf::MAP{$self->path} = $self;	2336	$cf::MAP{$self->path} = $self;
		2337	}
2041		2338
2042	$self->reset; # polite request, might not happen	2339	$self->reset; # polite request, might not happen
2043	}	2340	}
2044		2341
2045	=item $maps = cf::map::tmp_maps	2342	=item $maps = cf::map::tmp_maps
…		…
2087		2384
2088	sub unique_maps() {	2385	sub unique_maps() {
2089	[	2386	[
2090	map {	2387	map {
2091	utf8::decode $_;	2388	utf8::decode $_;
2092	/\.map$/	2389	s/\.map$//; # TODO future compatibility hack
		2390	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2391	? ()
2093	? normalise $_	2392	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2393	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2394	]
2097	}	2395	}
2098		2396
2099	package cf;
2100
2101	=back	2397	=back
2102		2398
2103	=head3 cf::object	2399	=head3 cf::object
2104		2400
2105	=cut	2401	=cut
…		…
2108		2404
2109	=over 4	2405	=over 4
2110		2406
2111	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2112		2408
2113	Returns the inventory of the object _and_ their inventories, recursively.	2409	Returns the inventory of the object I<and> their inventories, recursively,
		2410	but I<not> the object itself.
2114		2411
2115	=cut	2412	=cut
2116		2413
2117	sub inv_recursive_;	2414	sub inv_recursive_;
2118	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2121		2418
2122	sub inv_recursive {	2419	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2124	}	2421	}
2125		2422
		2423	=item $ref = $ob->ref
		2424
		2425	Creates and returns a persistent reference to an object that can be stored as a string.
		2426
		2427	=item $ob = cf::object::deref ($refstring)
		2428
		2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2430	even if the object actually exists. May block.
		2431
		2432	=cut
		2433
		2434	sub deref {
		2435	my ($ref) = @_;
		2436
		2437	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2438	my ($uuid, $name) = ($1, $2);
		2439	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2440	or return;
		2441	$pl->ob->uuid eq $uuid
		2442	or return;
		2443
		2444	$pl->ob
		2445	} else {
		2446	warn "$ref: cannot resolve object reference\n";
		2447	undef
		2448	}
		2449	}
		2450
2126	package cf;	2451	package cf;
2127		2452
2128	=back	2453	=back
2129		2454
2130	=head3 cf::object::player	2455	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2461	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	can be C<undef>. Does the right thing when the player is currently in a	2462	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2139		2464
2140	=cut	2465	=cut
		2466
		2467	our $SAY_CHANNEL = {
		2468	id => "say",
		2469	title => "Map",
		2470	reply => "say ",
		2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2472	};
		2473
		2474	our $CHAT_CHANNEL = {
		2475	id => "chat",
		2476	title => "Chat",
		2477	reply => "chat ",
		2478	tooltip => "Player chat and shouts, global to the server.",
		2479	};
2141		2480
2142	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2482	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2483	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
…		…
2152		2491
2153	} else {	2492	} else {
2154	my $pl = $self->contr;	2493	my $pl = $self->contr;
2155		2494
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2495	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2498
2165	} else {	2499	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2502	}
2169	}	2503	}
		2504	}
		2505
		2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2507
		2508	=cut
		2509
		2510	sub cf::object::send_msg {
		2511	my $pl = shift->contr
		2512	or return;
		2513	$pl->send_msg (@_);
2170	}	2514	}
2171		2515
2172	=item $player_object->may ("access")	2516	=item $player_object->may ("access")
2173		2517
2174	Returns wether the given player is authorized to access resource "access"	2518	Returns wether the given player is authorized to access resource "access"
…		…
2253	# use -1 or undef as default coordinates, not 0, 0	2597	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2598	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2599	if $x <=0 && $y <= 0;
2256		2600
2257	$map->load;	2601	$map->load;
2258	$map->load_diag;	2602	$map->load_neighbours;
2259		2603
2260	return unless $self->contr->active;	2604	return unless $self->contr->active;
2261	$self->activate_recursive;	2605	$self->activate_recursive;
2262		2606
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2627	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2628
2285	$self->enter_link;	2629	$self->enter_link;
2286		2630
2287	(async {	2631	(async {
		2632	$Coro::current->{desc} = "player::goto $path $x $y";
		2633
		2634	# *tag paths override both path and x|y
		2635	if ($path =~ /^\*(.*)$/) {
		2636	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2637	my $ob = $obs[rand @obs];
		2638
		2639	# see if we actually can go there
		2640	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2641	$ob = $obs[rand @obs];
		2642	} else {
		2643	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2644	}
		2645	# else put us there anyways for now #d#
		2646
		2647	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2648	} else {
		2649	($path, $x, $y) = (undef, undef, undef);
		2650	}
		2651	}
		2652
2288	my $map = eval {	2653	my $map = eval {
2289	my $map = cf::map::find $path;	2654	my $map = defined $path ? cf::map::find $path : undef;
2290		2655
2291	if ($map) {	2656	if ($map) {
2292	$map = $map->customise_for ($self);	2657	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2658	$map = $check->($map) if $check && $map;
2294	} else {	2659	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2660	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2661	}
2297		2662
2298	$map	2663	$map
2299	};	2664	};
2300		2665
…		…
2336	}	2701	}
2337		2702
2338	sub prepare_random_map {	2703	sub prepare_random_map {
2339	my ($exit) = @_;	2704	my ($exit) = @_;
2340		2705
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2706	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2707	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2708	# that depends on the exit object
2346		2709
2347	my $rmp = parse_random_map_params $exit->msg;	2710	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2712	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2713	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2714	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2715	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2716	$rmp->{origin_y} = $exit->y;
		2717
		2718	$exit->map->touch;
2354	}	2719	}
2355		2720
2356	$rmp->{random_seed} ||= $exit->random_seed;	2721	$rmp->{random_seed} ||= $exit->random_seed;
2357		2722
2358	my $data = cf::to_json $rmp;	2723	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2724	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2725	my $meta = "$RANDOMDIR/$md5.meta";
2361		2726
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2727	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2728	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2729	undef $fh;
2365	aio_rename "$meta~", $meta;	2730	aio_rename "$meta~", $meta;
2366		2731
		2732	my $slaying = "?random/$md5";
		2733
		2734	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2735	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2736	$exit->msg (undef);
		2737	}
2369	}	2738	}
2370	}	2739	}
2371		2740
2372	sub cf::object::player::enter_exit {	2741	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2742	my ($self, $exit) = @_;
2374		2743
2375	return unless $self->type == cf::PLAYER;	2744	return unless $self->type == cf::PLAYER;
2376		2745
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2746	$self->enter_link;
2389		2747
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2748	(async {
2395	$self->deactivate_recursive; # just to be sure	2749	$Coro::current->{desc} = "enter_exit";
		2750
2396	unless (eval {	2751	unless (eval {
		2752	$self->deactivate_recursive; # just to be sure
		2753
		2754	# random map handling
		2755	{
		2756	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2757
		2758	prepare_random_map $exit
		2759	if $exit->slaying eq "/!";
		2760	}
		2761
		2762	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2763	my $x = $exit->stats->hp;
		2764	my $y = $exit->stats->sp;
		2765
2397	$self->goto ($slaying, $hp, $sp);	2766	$self->goto ($map, $x, $y);
2398		2767
		2768	# if exit is damned, update players death & WoR home-position
		2769	$self->contr->savebed ($map, $x, $y)
		2770	if $exit->flag (cf::FLAG_DAMNED);
		2771
2399	1;	2772	1
2400	}) {	2773	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2774	$self->message ("Something went wrong deep within the crossfire server. "
2402	. "I'll try to bring you back to the map you were before. "	2775	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2776	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2777	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2425		2798
2426	utf8::encode $text;	2799	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2800	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2428	}	2801	}
2429		2802
2430	=item $client->send_msg ($color, $type, $msg, [extra...])	2803	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2804
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2805	Send a drawinfo or msg packet to the client, formatting the msg for the
2433	client if neccessary. C<$type> should be a string identifying the type of	2806	client if neccessary. C<$type> should be a string identifying the type of
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2807	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2808	the message unless the client supports the msg packet.
2436		2809
2437	=cut	2810	=cut
2438		2811
		2812	# non-persistent channels (usually the info channel)
		2813	our %CHANNEL = (
		2814	"c/identify" => {
		2815	id => "infobox",
		2816	title => "Identify",
		2817	reply => undef,
		2818	tooltip => "Items recently identified",
		2819	},
		2820	"c/examine" => {
		2821	id => "infobox",
		2822	title => "Examine",
		2823	reply => undef,
		2824	tooltip => "Signs and other items you examined",
		2825	},
		2826	"c/book" => {
		2827	id => "infobox",
		2828	title => "Book",
		2829	reply => undef,
		2830	tooltip => "The contents of a note or book",
		2831	},
		2832	"c/lookat" => {
		2833	id => "infobox",
		2834	title => "Look",
		2835	reply => undef,
		2836	tooltip => "What you saw there",
		2837	},
		2838	"c/who" => {
		2839	id => "infobox",
		2840	title => "Players",
		2841	reply => undef,
		2842	tooltip => "Shows players who are currently online",
		2843	},
		2844	"c/body" => {
		2845	id => "infobox",
		2846	title => "Body Parts",
		2847	reply => undef,
		2848	tooltip => "Shows which body parts you posess and are available",
		2849	},
		2850	"c/uptime" => {
		2851	id => "infobox",
		2852	title => "Uptime",
		2853	reply => undef,
		2854	tooltip => "How long the server has been running since last restart",
		2855	},
		2856	"c/mapinfo" => {
		2857	id => "infobox",
		2858	title => "Map Info",
		2859	reply => undef,
		2860	tooltip => "Information related to the maps",
		2861	},
		2862	"c/party" => {
		2863	id => "party",
		2864	title => "Party",
		2865	reply => "gsay ",
		2866	tooltip => "Messages and chat related to your party",
		2867	},
		2868	);
		2869
2439	sub cf::client::send_msg {	2870	sub cf::client::send_msg {
2440	my ($self, $color, $type, $msg, @extra) = @_;	2871	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2872
2442	$msg = $self->pl->expand_cfpod ($msg);	2873	$msg = $self->pl->expand_cfpod ($msg);
2443		2874
		2875	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2876
		2877	# check predefined channels, for the benefit of C
		2878	if ($CHANNEL{$channel}) {
		2879	$channel = $CHANNEL{$channel};
		2880
		2881	$self->ext_msg (channel_info => $channel)
		2882	if $self->can_msg;
		2883
		2884	$channel = $channel->{id};
		2885
		2886	} elsif (ref $channel) {
		2887	# send meta info to client, if not yet sent
		2888	unless (exists $self->{channel}{$channel->{id}}) {
		2889	$self->{channel}{$channel->{id}} = $channel;
		2890	$self->ext_msg (channel_info => $channel)
		2891	if $self->can_msg;
		2892	}
		2893
		2894	$channel = $channel->{id};
		2895	}
		2896
2444	return unless @extra || length $msg;	2897	return unless @extra || length $msg;
2445		2898
2446	if ($self->can_msg) {	2899	if ($self->can_msg) {
		2900	# default colour, mask it out
		2901	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2902	if $color & cf::NDI_DEF;
		2903
2447	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2904	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2905	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2448	} else {	2906	} else {
2449	# replace some tags by gcfclient-compatible ones
2450	for ($msg) {
2451	1 while
2452	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2453	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2454	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2455	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2456	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2457	}
2458
2459	if ($color >= 0) {	2907	if ($color >= 0) {
		2908	# replace some tags by gcfclient-compatible ones
		2909	for ($msg) {
		2910	1 while
		2911	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2912	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2913	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2914	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2915	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2916	}
		2917
		2918	$color &= cf::NDI_COLOR_MASK;
		2919
		2920	utf8::encode $msg;
		2921
2460	if (0 && $msg =~ /\[/) {	2922	if (0 && $msg =~ /\[/) {
		2923	# COMMAND/INFO
2461	$self->send_packet ("drawextinfo $color 4 0 $msg")	2924	$self->send_packet ("drawextinfo $color 10 8 $msg")
2462	} else {	2925	} else {
2463	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2926	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2464	$self->send_packet ("drawinfo $color $msg")	2927	$self->send_packet ("drawinfo $color $msg")
2465	}	2928	}
2466	}	2929	}
2467	}	2930	}
2468	}	2931	}
2469		2932
2470	=item $client->ext_event ($type, %msg)	2933	=item $client->ext_msg ($type, @msg)
2471		2934
2472	Sends an ext event to the client.	2935	Sends an ext event to the client.
2473		2936
2474	=cut	2937	=cut
2475		2938
2476	sub cf::client::ext_event($$%) {	2939	sub cf::client::ext_msg($$@) {
2477	my ($self, $type, %msg) = @_;	2940	my ($self, $type, @msg) = @_;
2478		2941
2479	return unless $self->extcmd;	2942	if ($self->extcmd == 2) {
2480		2943	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2944	} elsif ($self->extcmd == 1) { # TODO: remove
2481	$msg{msgtype} = "event_$type";	2945	push @msg, msgtype => "event_$type";
2482	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2946	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2947	}
		2948	}
		2949
		2950	=item $client->ext_reply ($msgid, @msg)
		2951
		2952	Sends an ext reply to the client.
		2953
		2954	=cut
		2955
		2956	sub cf::client::ext_reply($$@) {
		2957	my ($self, $id, @msg) = @_;
		2958
		2959	if ($self->extcmd == 2) {
		2960	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2961	} elsif ($self->extcmd == 1) {
		2962	#TODO: version 1, remove
		2963	unshift @msg, msgtype => "reply", msgid => $id;
		2964	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2965	}
2483	}	2966	}
2484		2967
2485	=item $success = $client->query ($flags, "text", \&cb)	2968	=item $success = $client->query ($flags, "text", \&cb)
2486		2969
2487	Queues a query to the client, calling the given callback with	2970	Queues a query to the client, calling the given callback with
…		…
2542	my ($ns, $buf) = @_;	3025	my ($ns, $buf) = @_;
2543		3026
2544	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3027	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2545		3028
2546	if (ref $msg) {	3029	if (ref $msg) {
		3030	my ($type, $reply, @payload) =
		3031	"ARRAY" eq ref $msg
		3032	? @$msg
		3033	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3034
		3035	my @reply;
		3036
2547	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3037	if (my $cb = $EXTICMD{$type}) {
2548	if (my %reply = $cb->($ns, $msg)) {	3038	@reply = $cb->($ns, @payload);
2549	$reply{msgid} = $msg->{msgid};
2550	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2551	}
2552	}	3039	}
		3040
		3041	$ns->ext_reply ($reply, @reply)
		3042	if $reply;
		3043
2553	} else {	3044	} else {
2554	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3045	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2555	}	3046	}
2556		3047
2557	cf::override;	3048	cf::override;
…		…
2604	our $safe = new Safe "safe";	3095	our $safe = new Safe "safe";
2605	our $safe_hole = new Safe::Hole;	3096	our $safe_hole = new Safe::Hole;
2606		3097
2607	$SIG{FPE} = 'IGNORE';	3098	$SIG{FPE} = 'IGNORE';
2608		3099
2609	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3100	$safe->permit_only (Opcode::opset qw(
		3101	:base_core :base_mem :base_orig :base_math
		3102	grepstart grepwhile mapstart mapwhile
		3103	sort time
		3104	));
2610		3105
2611	# here we export the classes and methods available to script code	3106	# here we export the classes and methods available to script code
2612		3107
2613	=pod	3108	=pod
2614		3109
2615	The following functions and methods are available within a safe environment:	3110	The following functions and methods are available within a safe environment:
2616		3111
2617	cf::object	3112	cf::object
2618	contr pay_amount pay_player map x y force_find force_add	3113	contr pay_amount pay_player map x y force_find force_add destroy
2619	insert remove	3114	insert remove name archname title slaying race decrease split
2620		3115
2621	cf::object::player	3116	cf::object::player
2622	player	3117	player
2623		3118
2624	cf::player	3119	cf::player
…		…
2629		3124
2630	=cut	3125	=cut
2631		3126
2632	for (	3127	for (
2633	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3128	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2634	insert remove)],	3129	insert remove inv nrof name archname title slaying race
		3130	decrease split destroy)],
2635	["cf::object::player" => qw(player)],	3131	["cf::object::player" => qw(player)],
2636	["cf::player" => qw(peaceful)],	3132	["cf::player" => qw(peaceful)],
2637	["cf::map" => qw(trigger)],	3133	["cf::map" => qw(trigger)],
2638	) {	3134	) {
2639	no strict 'refs';	3135	no strict 'refs';
…		…
2715	# the server's init and main functions	3211	# the server's init and main functions
2716		3212
2717	sub load_facedata($) {	3213	sub load_facedata($) {
2718	my ($path) = @_;	3214	my ($path) = @_;
2719		3215
		3216	# HACK to clear player env face cache, we need some signal framework
		3217	# for this (global event?)
		3218	%ext::player_env::MUSIC_FACE_CACHE = ();
		3219
		3220	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3221
2720	warn "loading facedata from $path\n";	3222	warn "loading facedata from $path\n";
2721		3223
2722	my $facedata;	3224	my $facedata;
2723	0 < aio_load $path, $facedata	3225	0 < aio_load $path, $facedata
2724	or die "$path: $!";	3226	or die "$path: $!";
…		…
2726	$facedata = Coro::Storable::thaw $facedata;	3228	$facedata = Coro::Storable::thaw $facedata;
2727		3229
2728	$facedata->{version} == 2	3230	$facedata->{version} == 2
2729	or cf::cleanup "$path: version mismatch, cannot proceed.";	3231	or cf::cleanup "$path: version mismatch, cannot proceed.";
2730		3232
		3233	# patch in the exptable
		3234	$facedata->{resource}{"res/exp_table"} = {
		3235	type => FT_RSRC,
		3236	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3237	};
		3238	cf::cede_to_tick;
		3239
2731	{	3240	{
2732	my $faces = $facedata->{faceinfo};	3241	my $faces = $facedata->{faceinfo};
2733		3242
2734	while (my ($face, $info) = each %$faces) {	3243	while (my ($face, $info) = each %$faces) {
2735	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3244	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3245
2736	cf::face::set_visibility $idx, $info->{visibility};	3246	cf::face::set_visibility $idx, $info->{visibility};
2737	cf::face::set_magicmap $idx, $info->{magicmap};	3247	cf::face::set_magicmap $idx, $info->{magicmap};
2738	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3248	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2739	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3249	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2740		3250
2741	cf::cede_to_tick;	3251	cf::cede_to_tick;
2742	}	3252	}
2743		3253
2744	while (my ($face, $info) = each %$faces) {	3254	while (my ($face, $info) = each %$faces) {
2745	next unless $info->{smooth};	3255	next unless $info->{smooth};
		3256
2746	my $idx = cf::face::find $face	3257	my $idx = cf::face::find $face
2747	or next;	3258	or next;
		3259
2748	if (my $smooth = cf::face::find $info->{smooth}) {	3260	if (my $smooth = cf::face::find $info->{smooth}) {
2749	cf::face::set_smooth $idx, $smooth;	3261	cf::face::set_smooth $idx, $smooth;
2750	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3262	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2751	} else {	3263	} else {
2752	warn "smooth face '$info->{smooth}' not found for face '$face'";	3264	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2769		3281
2770	{	3282	{
2771	# TODO: for gcfclient pleasure, we should give resources	3283	# TODO: for gcfclient pleasure, we should give resources
2772	# that gcfclient doesn't grok a >10000 face index.	3284	# that gcfclient doesn't grok a >10000 face index.
2773	my $res = $facedata->{resource};	3285	my $res = $facedata->{resource};
2774	my $enc = JSON::XS->new->utf8->canonical;
2775		3286
2776	while (my ($name, $info) = each %$res) {	3287	while (my ($name, $info) = each %$res) {
2777	my $meta = $enc->encode ({	3288	if (defined $info->{type}) {
2778	name => $name,
2779	type => $info->{type},
2780	copyright => $info->{copyright}, #TODO#
2781	});
2782
2783	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3289	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3290	my $data;
2784		3291
2785	if ($name =~ /\.jpg$/) {	3292	if ($info->{type} & 1) {
2786	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3293	# prepend meta info
2787	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3294
		3295	my $meta = $enc->encode ({
		3296	name => $name,
		3297	%{ $info->{meta} || {} },
		3298	});
		3299
		3300	$data = pack "(w/a*)*", $meta, $info->{data};
		3301	} else {
		3302	$data = $info->{data};
		3303	}
		3304
		3305	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3306	cf::face::set_type $idx, $info->{type};
2788	} else {	3307	} else {
2789	my $data = pack "(w/a*)*", $meta, $info->{data};	3308	$RESOURCE{$name} = $info;
2790	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2791
2792	cf::face::set_type $idx, 1;
2793	cf::face::set_data $idx, 0, $data, $chk;
2794	}	3309	}
2795		3310
2796	cf::cede_to_tick;	3311	cf::cede_to_tick;
2797	}	3312	}
2798	}	3313	}
2799		3314
		3315	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3316
2800	1	3317	1
2801	}	3318	}
2802		3319
		3320	cf::global->attach (on_resource_update => sub {
		3321	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3322	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3323
		3324	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3325	my $sound = $soundconf->{compat}[$_]
		3326	or next;
		3327
		3328	my $face = cf::face::find "sound/$sound->[1]";
		3329	cf::sound::set $sound->[0] => $face;
		3330	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3331	}
		3332
		3333	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3334	my $face = cf::face::find "sound/$v";
		3335	cf::sound::set $k => $face;
		3336	}
		3337	}
		3338	});
		3339
		3340	register_exticmd fx_want => sub {
		3341	my ($ns, $want) = @_;
		3342
		3343	while (my ($k, $v) = each %$want) {
		3344	$ns->fx_want ($k, $v);
		3345	}
		3346	};
		3347
		3348	sub load_resource_file($) {
		3349	my $guard = lock_acquire "load_resource_file";
		3350
		3351	my $status = load_resource_file_ $_[0];
		3352	get_slot 0.1, 100;
		3353	cf::arch::commit_load;
		3354
		3355	$status
		3356	}
		3357
2803	sub reload_regions {	3358	sub reload_regions {
		3359	# HACK to clear player env face cache, we need some signal framework
		3360	# for this (global event?)
		3361	%ext::player_env::MUSIC_FACE_CACHE = ();
		3362
2804	load_resource_file "$MAPDIR/regions"	3363	load_resource_file "$MAPDIR/regions"
2805	or die "unable to load regions file\n";	3364	or die "unable to load regions file\n";
2806		3365
2807	for (cf::region::list) {	3366	for (cf::region::list) {
2808	$_->{match} = qr/$_->{match}/	3367	$_->{match} = qr/$_->{match}/
…		…
2816	}	3375	}
2817		3376
2818	sub reload_archetypes {	3377	sub reload_archetypes {
2819	load_resource_file "$DATADIR/archetypes"	3378	load_resource_file "$DATADIR/archetypes"
2820	or die "unable to load archetypes\n";	3379	or die "unable to load archetypes\n";
2821	#d# NEED to laod twice to resolve forward references
2822	# this really needs to be done in an extra post-pass
2823	# (which needs to be synchronous, so solve it differently)
2824	load_resource_file "$DATADIR/archetypes"
2825	or die "unable to load archetypes\n";
2826	}	3380	}
2827		3381
2828	sub reload_treasures {	3382	sub reload_treasures {
2829	load_resource_file "$DATADIR/treasures"	3383	load_resource_file "$DATADIR/treasures"
2830	or die "unable to load treasurelists\n";	3384	or die "unable to load treasurelists\n";
2831	}	3385	}
2832		3386
2833	sub reload_resources {	3387	sub reload_resources {
2834	warn "reloading resource files...\n";	3388	warn "reloading resource files...\n";
2835		3389
		3390	reload_facedata;
		3391	reload_archetypes;
2836	reload_regions;	3392	reload_regions;
2837	reload_facedata;
2838	#reload_archetypes;#d#
2839	reload_archetypes;
2840	reload_treasures;	3393	reload_treasures;
2841		3394
2842	warn "finished reloading resource files\n";	3395	warn "finished reloading resource files\n";
2843	}	3396	}
2844		3397
2845	sub init {	3398	sub init {
		3399	my $guard = freeze_mainloop;
		3400
		3401	evthread_start IO::AIO::poll_fileno;
		3402
2846	reload_resources;	3403	reload_resources;
2847	}	3404	}
2848		3405
2849	sub cfg_load {	3406	sub reload_config {
2850	open my $fh, "<:utf8", "$CONFDIR/config"	3407	open my $fh, "<:utf8", "$CONFDIR/config"
2851	or return;	3408	or return;
2852		3409
2853	local $/;	3410	local $/;
2854	*CFG = YAML::Syck::Load <$fh>;	3411	*CFG = YAML::Load <$fh>;
2855		3412
2856	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2857		3414
2858	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3415	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2859	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3416	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2870	sub main {	3427	sub main {
2871	# we must not ever block the main coroutine	3428	# we must not ever block the main coroutine
2872	local $Coro::idle = sub {	3429	local $Coro::idle = sub {
2873	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3430	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2874	(async {	3431	(async {
2875	Event::one_event;	3432	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3433	EV::loop EV::LOOP_ONESHOT;
2876	})->prio (Coro::PRIO_MAX);	3434	})->prio (Coro::PRIO_MAX);
2877	};	3435	};
2878		3436
2879	cfg_load;	3437	{
		3438	my $guard = freeze_mainloop;
		3439	reload_config;
2880	db_init;	3440	db_init;
2881	load_extensions;	3441	load_extensions;
2882		3442
2883	$TICK_WATCHER->start;	3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3444	}
		3445
2884	Event::loop;	3446	EV::loop;
2885	}	3447	}
2886		3448
2887	#############################################################################	3449	#############################################################################
2888	# initialisation and cleanup	3450	# initialisation and cleanup
2889		3451
2890	# install some emergency cleanup handlers	3452	# install some emergency cleanup handlers
2891	BEGIN {	3453	BEGIN {
		3454	our %SIGWATCHER = ();
2892	for my $signal (qw(INT HUP TERM)) {	3455	for my $signal (qw(INT HUP TERM)) {
2893	Event->signal (	3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2894	reentrant => 0,
2895	data => WF_AUTOCANCEL,
2896	signal => $signal,
2897	prio => 0,
2898	cb => sub {
2899	cf::cleanup "SIG$signal";	3457	cf::cleanup "SIG$signal";
2900	},
2901	);	3458	};
2902	}	3459	}
2903	}	3460	}
2904		3461
2905	sub write_runtime {	3462	sub write_runtime_sync {
2906	my $runtime = "$LOCALDIR/runtime";	3463	my $runtime = "$LOCALDIR/runtime";
2907		3464
2908	# first touch the runtime file to show we are still running:	3465	# first touch the runtime file to show we are still running:
2909	# the fsync below can take a very very long time.	3466	# the fsync below can take a very very long time.
2910		3467
…		…
2936	and return;	3493	and return;
2937		3494
2938	warn "runtime file written.\n";	3495	warn "runtime file written.\n";
2939		3496
2940	1	3497	1
		3498	}
		3499
		3500	our $uuid_lock;
		3501	our $uuid_skip;
		3502
		3503	sub write_uuid_sync($) {
		3504	$uuid_skip ||= $_[0];
		3505
		3506	return if $uuid_lock;
		3507	local $uuid_lock = 1;
		3508
		3509	my $uuid = "$LOCALDIR/uuid";
		3510
		3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3512	or return;
		3513
		3514	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3515	$uuid_skip = 0;
		3516
		3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3518	and return;
		3519
		3520	# always fsync - this file is important
		3521	aio_fsync $fh
		3522	and return;
		3523
		3524	close $fh
		3525	or return;
		3526
		3527	aio_rename "$uuid~", $uuid
		3528	and return;
		3529
		3530	warn "uuid file written ($value).\n";
		3531
		3532	1
		3533
		3534	}
		3535
		3536	sub write_uuid($$) {
		3537	my ($skip, $sync) = @_;
		3538
		3539	$sync ? write_uuid_sync $skip
		3540	: async { write_uuid_sync $skip };
2941	}	3541	}
2942		3542
2943	sub emergency_save() {	3543	sub emergency_save() {
2944	my $freeze_guard = cf::freeze_mainloop;	3544	my $freeze_guard = cf::freeze_mainloop;
2945		3545
…		…
2951	# and maps saved/destroyed asynchronously.	3551	# and maps saved/destroyed asynchronously.
2952	warn "begin emergency player save\n";	3552	warn "begin emergency player save\n";
2953	for my $login (keys %cf::PLAYER) {	3553	for my $login (keys %cf::PLAYER) {
2954	my $pl = $cf::PLAYER{$login} or next;	3554	my $pl = $cf::PLAYER{$login} or next;
2955	$pl->valid or next;	3555	$pl->valid or next;
		3556	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2956	$pl->save;	3557	$pl->save;
2957	}	3558	}
2958	warn "end emergency player save\n";	3559	warn "end emergency player save\n";
2959		3560
2960	warn "begin emergency map save\n";	3561	warn "begin emergency map save\n";
…		…
2966	warn "end emergency map save\n";	3567	warn "end emergency map save\n";
2967		3568
2968	warn "begin emergency database checkpoint\n";	3569	warn "begin emergency database checkpoint\n";
2969	BDB::db_env_txn_checkpoint $DB_ENV;	3570	BDB::db_env_txn_checkpoint $DB_ENV;
2970	warn "end emergency database checkpoint\n";	3571	warn "end emergency database checkpoint\n";
		3572
		3573	warn "begin write uuid\n";
		3574	write_uuid_sync 1;
		3575	warn "end write uuid\n";
2971	};	3576	};
2972		3577
2973	warn "leave emergency perl save\n";	3578	warn "leave emergency perl save\n";
2974	}	3579	}
2975		3580
…		…
2990	warn "reloading...";	3595	warn "reloading...";
2991		3596
2992	warn "entering sync_job";	3597	warn "entering sync_job";
2993		3598
2994	cf::sync_job {	3599	cf::sync_job {
2995	cf::write_runtime; # external watchdog should not bark	3600	cf::write_runtime_sync; # external watchdog should not bark
2996	cf::emergency_save;	3601	cf::emergency_save;
2997	cf::write_runtime; # external watchdog should not bark	3602	cf::write_runtime_sync; # external watchdog should not bark
2998		3603
2999	warn "syncing database to disk";	3604	warn "syncing database to disk";
3000	BDB::db_env_txn_checkpoint $DB_ENV;	3605	BDB::db_env_txn_checkpoint $DB_ENV;
3001		3606
3002	# if anything goes wrong in here, we should simply crash as we already saved	3607	# if anything goes wrong in here, we should simply crash as we already saved
3003
3004	warn "cancelling all WF_AUTOCANCEL watchers";
3005	for (Event::all_watchers) {
3006	$_->cancel if $_->data & WF_AUTOCANCEL;
3007	}
3008		3608
3009	warn "flushing outstanding aio requests";	3609	warn "flushing outstanding aio requests";
3010	for (;;) {	3610	for (;;) {
3011	BDB::flush;	3611	BDB::flush;
3012	IO::AIO::flush;	3612	IO::AIO::flush;
3013	Coro::cede;	3613	Coro::cede_notself;
3014	last unless IO::AIO::nreqs || BDB::nreqs;	3614	last unless IO::AIO::nreqs || BDB::nreqs;
3015	warn "iterate...";	3615	warn "iterate...";
3016	}	3616	}
3017		3617
3018	++$RELOAD;	3618	++$RELOAD;
…		…
3077	warn "reloading cf.pm";	3677	warn "reloading cf.pm";
3078	require cf;	3678	require cf;
3079	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3679	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3080		3680
3081	warn "loading config and database again";	3681	warn "loading config and database again";
3082	cf::cfg_load;	3682	cf::reload_config;
3083		3683
3084	warn "loading extensions";	3684	warn "loading extensions";
3085	cf::load_extensions;	3685	cf::load_extensions;
3086		3686
3087	warn "reattaching attachments to objects/players";	3687	warn "reattaching attachments to objects/players";
…		…
3094	warn "leaving sync_job";	3694	warn "leaving sync_job";
3095		3695
3096	1	3696	1
3097	} or do {	3697	} or do {
3098	warn $@;	3698	warn $@;
3099	warn "error while reloading, exiting.";	3699	cf::cleanup "error while reloading, exiting.";
3100	exit 1;
3101	};	3700	};
3102		3701
3103	warn "reloaded";	3702	warn "reloaded";
3104	};	3703	};
3105		3704
…		…
3107		3706
3108	sub reload_perl() {	3707	sub reload_perl() {
3109	# doing reload synchronously and two reloads happen back-to-back,	3708	# doing reload synchronously and two reloads happen back-to-back,
3110	# coro crashes during coro_state_free->destroy here.	3709	# coro crashes during coro_state_free->destroy here.
3111		3710
3112	$RELOAD_WATCHER ||= Event->timer (	3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3113	reentrant => 0,
3114	after => 0,
3115	data => WF_AUTOCANCEL,
3116	cb => sub {
3117	do_reload_perl;	3712	do_reload_perl;
3118	undef $RELOAD_WATCHER;	3713	undef $RELOAD_WATCHER;
3119	},
3120	);	3714	};
3121	}	3715	}
3122		3716
3123	register_command "reload" => sub {	3717	register_command "reload" => sub {
3124	my ($who, $arg) = @_;	3718	my ($who, $arg) = @_;
3125		3719
3126	if ($who->flag (FLAG_WIZ)) {	3720	if ($who->flag (FLAG_WIZ)) {
3127	$who->message ("reloading server.");	3721	$who->message ("reloading server.");
		3722	async {
		3723	$Coro::current->{desc} = "perl_reload";
3128	async { reload_perl };	3724	reload_perl;
		3725	};
3129	}	3726	}
3130	};	3727	};
3131		3728
3132	unshift @INC, $LIBDIR;	3729	unshift @INC, $LIBDIR;
3133		3730
…		…
3135		3732
3136	our @WAIT_FOR_TICK;	3733	our @WAIT_FOR_TICK;
3137	our @WAIT_FOR_TICK_BEGIN;	3734	our @WAIT_FOR_TICK_BEGIN;
3138		3735
3139	sub wait_for_tick {	3736	sub wait_for_tick {
3140	return unless $TICK_WATCHER->is_active;
3141	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3142		3738
3143	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3144	push @WAIT_FOR_TICK, $signal;	3740	push @WAIT_FOR_TICK, $signal;
3145	$signal->wait;	3741	$signal->wait;
3146	}	3742	}
3147		3743
3148	sub wait_for_tick_begin {	3744	sub wait_for_tick_begin {
3149	return unless $TICK_WATCHER->is_active;
3150	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3151		3746
3152	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3153	push @WAIT_FOR_TICK_BEGIN, $signal;	3748	push @WAIT_FOR_TICK_BEGIN, $signal;
3154	$signal->wait;	3749	$signal->wait;
3155	}	3750	}
3156		3751
3157	my $min = 1e6;#d#	3752	sub tick {
3158	my $avg = 10;
3159	$TICK_WATCHER = Event->timer (
3160	reentrant => 0,
3161	parked => 1,
3162	prio => 0,
3163	at => $NEXT_TICK || $TICK,
3164	data => WF_AUTOCANCEL,
3165	cb => sub {
3166	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3167	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3168	unless ++$bug_warning > 10;	3755	unless ++$bug_warning > 10;
3169	return;	3756	return;
3170	}	3757	}
3171		3758
3172	$NOW = $tick_start = Event::time;
3173
3174	cf::server_tick; # one server iteration	3759	cf::server_tick; # one server iteration
3175		3760
3176	0 && sync_job {#d#	3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3177	for(1..10) {	3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3178	my $t = Event::time;	3763	Coro::async_pool {
3179	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3764	$Coro::current->{desc} = "runtime saver";
3180	or die;	3765	write_runtime_sync
3181		3766	or warn "ERROR: unable to write runtime file: $!";
3182	$map->width (50);
3183	$map->height (50);
3184	$map->alloc;
3185	$map->_load_objects ("/tmp/x.map", 1);
3186	my $t = Event::time - $t;
3187
3188	#next unless $t < 0.0013;#d#
3189	if ($t < $min) {
3190	$min = $t;
3191	}
3192	$avg = $avg * 0.99 + $t * 0.01;
3193	}
3194	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3195	exit 0;
3196	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3197	};	3767	};
		3768	}
3198		3769
3199	$RUNTIME += $TICK;
3200	$NEXT_TICK += $TICK;
3201
3202	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3203	$NEXT_RUNTIME_WRITE = $NOW + 10;
3204	Coro::async_pool {
3205	write_runtime
3206	or warn "ERROR: unable to write runtime file: $!";
3207	};
3208	}
3209
3210	# my $AFTER = Event::time;
3211	# warn $AFTER - $NOW;#d#
3212
3213	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3214	$sig->send;	3771	$sig->send;
3215	}	3772	}
3216	while (my $sig = shift @WAIT_FOR_TICK) {	3773	while (my $sig = shift @WAIT_FOR_TICK) {
3217	$sig->send;	3774	$sig->send;
3218	}	3775	}
3219		3776
3220	$NOW = Event::time;	3777	$LOAD = ($NOW - $TICK_START) / $TICK;
3221
3222	# if we are delayed by four ticks or more, skip them all
3223	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3224
3225	$TICK_WATCHER->at ($NEXT_TICK);
3226	$TICK_WATCHER->start;
3227
3228	$LOAD = ($NOW - $tick_start) / $TICK;
3229	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3230		3779
3231	_post_tick;	3780	if (0) {
3232		3781	if ($NEXT_TICK) {
3233		3782	my $jitter = $TICK_START - $NEXT_TICK;
		3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3784	warn "jitter $JITTER\n";#d#
		3785	}
3234	},	3786	}
3235	);	3787	}
3236		3788
3237	{	3789	{
3238	BDB::max_poll_time $TICK * 0.1;	3790	# configure BDB
3239	$BDB_POLL_WATCHER = Event->io (	3791
3240	reentrant => 0,
3241	fd => BDB::poll_fileno,
3242	poll => 'r',
3243	prio => 0,
3244	data => WF_AUTOCANCEL,
3245	cb => \&BDB::poll_cb,
3246	);
3247	BDB::min_parallel 8;	3792	BDB::min_parallel 8;
3248		3793	BDB::max_poll_reqs $TICK * 0.1;
3249	BDB::set_sync_prepare {	3794	$AnyEvent::BDB::WATCHER->priority (1);
3250	my $status;
3251	my $current = $Coro::current;
3252	(
3253	sub {
3254	$status = $!;
3255	$current->ready; undef $current;
3256	},
3257	sub {
3258	Coro::schedule while defined $current;
3259	$! = $status;
3260	},
3261	)
3262	};
3263		3795
3264	unless ($DB_ENV) {	3796	unless ($DB_ENV) {
3265	$DB_ENV = BDB::db_env_create;	3797	$DB_ENV = BDB::db_env_create;
		3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3799	| BDB::LOG_AUTOREMOVE, 1);
		3800	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3801	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3266		3802
3267	cf::sync_job {	3803	cf::sync_job {
3268	eval {	3804	eval {
3269	BDB::db_env_open	3805	BDB::db_env_open
3270	$DB_ENV,	3806	$DB_ENV,
…		…
3272	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3808	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3273	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3809	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3274	0666;	3810	0666;
3275		3811
3276	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3812	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3277
3278	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3279	$DB_ENV->set_lk_detect;
3280	};	3813	};
3281		3814
3282	cf::cleanup "db_env_open(db): $@" if $@;	3815	cf::cleanup "db_env_open(db): $@" if $@;
3283	};	3816	};
3284	}	3817	}
		3818
		3819	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3820	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3821	};
		3822	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3823	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3824	};
		3825	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3826	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3827	};
3285	}	3828	}
3286		3829
3287	{	3830	{
		3831	# configure IO::AIO
		3832
3288	IO::AIO::min_parallel 8;	3833	IO::AIO::min_parallel 8;
3289
3290	undef $Coro::AIO::WATCHER;
3291	IO::AIO::max_poll_time $TICK * 0.1;	3834	IO::AIO::max_poll_time $TICK * 0.1;
3292	$AIO_POLL_WATCHER = Event->io (	3835	undef $AnyEvent::AIO::WATCHER;
3293	reentrant => 0,
3294	data => WF_AUTOCANCEL,
3295	fd => IO::AIO::poll_fileno,
3296	poll => 'r',
3297	prio => 6,
3298	cb => \&IO::AIO::poll_cb,
3299	);
3300	}	3836	}
3301		3837
3302	my $_log_backtrace;	3838	my $_log_backtrace;
3303		3839
3304	sub _log_backtrace {	3840	sub _log_backtrace {
…		…
3308		3844
3309	# limit the # of concurrent backtraces	3845	# limit the # of concurrent backtraces
3310	if ($_log_backtrace < 2) {	3846	if ($_log_backtrace < 2) {
3311	++$_log_backtrace;	3847	++$_log_backtrace;
3312	async {	3848	async {
		3849	$Coro::current->{desc} = "abt $msg";
		3850
3313	my @bt = fork_call {	3851	my @bt = fork_call {
3314	@addr = map { sprintf "%x", $_ } @addr;	3852	@addr = map { sprintf "%x", $_ } @addr;
3315	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3853	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3316	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3854	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3317	or die "addr2line: $!";	3855	or die "addr2line: $!";

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