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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.290 by root, Mon Jul 2 03:15:30 2007 UTC vs.
Revision 1.423 by root, Sun Apr 20 00:44:13 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 3.2;
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 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
		57	use Digest::MD5 ();
34		58
35	# configure various modules to our taste	59	# configure various modules to our taste
36	#	60	#
37	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45		64
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		66
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		68
…		…
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
73		93
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	97	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		99
82	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	104	our $DB_ENV;
84		105
85	our %CFG;	106	our %CFG;
86		107
87	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
89		111
90	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
93		115
94	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		118
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
100		123
101	binmode STDOUT;	124	binmode STDOUT;
102	binmode STDERR;	125	binmode STDERR;
103		126
104	# read virtual server time, if available	127	# read virtual server time, if available
…		…
157		180
158	The raw value load value from the last tick.	181	The raw value load value from the last tick.
159		182
160	=item %cf::CFG	183	=item %cf::CFG
161		184
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	186	from wherever your confdir points to.
164		187
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		189
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	191	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		193
		194	=item @cf::INVOKE_RESULTS
		195
		196	This array contains the results of the last C<invoke ()> call. When
		197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		198	that call.
		199
171	=back	200	=back
172		201
173	=cut	202	=cut
174		203
175	BEGIN {	204	BEGIN {
…		…
179	$msg .= "\n"	208	$msg .= "\n"
180	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
181		210
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		212
184	utf8::encode $msg;
185	LOG llevError, $msg;	213	LOG llevError, $msg;
186	};	214	};
187	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
188		231
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
205	)) {	248	)) {
206	no strict 'refs';	249	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	251	}
209		252
210	$Event::DIED = sub {	253	$EV::DIED = sub {
211	warn "error in event callback: @_";	254	warn "error in event callback: @_";
212	};	255	};
213		256
214	#############################################################################	257	#############################################################################
215		258
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	282	$d
240	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
241	}	284	}
242		285
243	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
244		287
245	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
246		289
247	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
248		291
249	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
250		293
251	=cut	294	=cut
252		295
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		297
255	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
257		300
258	=item cf::lock_wait $string	301	=item cf::lock_wait $string
259		302
260	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
261		304
…		…
264	Wait until the given lock is available and then acquires it and returns	307	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
267	returned.	310	returned.
268		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
269	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
271		317
272	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
273		319
274	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
275		321
276	=cut	322	=cut
277		323
278	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
279		326
280	sub lock_wait($) {	327	sub lock_wait($) {
281	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
282		334
283	# wait for lock, if any	335	# wait for lock, if any
284	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	338	Coro::schedule;
…		…
292		344
293	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
294	lock_wait $key;	346	lock_wait $key;
295		347
296	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
297		350
298	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
301	}	355	}
302	}	356	}
303		357
…		…
306		360
307	! ! $LOCK{$key}	361	! ! $LOCK{$key}
308	}	362	}
309		363
310	sub freeze_mainloop {	364	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
312		366
313	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
314	$TICK_WATCHER->start;	368	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
315	};	428	}
316	$TICK_WATCHER->stop;	429	};
317	$guard	430
		431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
		434	my ($time, $pri, $name) = @_;
		435
		436	$time = $TICK * .6 if $time > $TICK * .6;
		437	my $sig = new Coro::Signal;
		438
		439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		441	$SLOT_QUEUE->ready;
		442	$sig->wait;
318	}	443	}
319		444
320	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
321		446
322	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		452
328	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
329		454
330	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
331		456
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	460	acceptable.
336		461
337	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		468
344	sub sync_job(&) {	469	sub sync_job(&) {
345	my ($job) = @_;	470	my ($job) = @_;
346		471
347	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	473	my $time = EV::time;
349		474
350	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
352		477
353	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	479
355	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
356		481
357	my $busy = 1;	482	my $busy = 1;
358	my @res;	483	my @res;
359		484
360	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	487	@res = eval { $job->() };
362	warn $@ if $@;	488	warn $@ if $@;
363	undef $busy;	489	undef $busy;
364	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
365		491
366	while ($busy) {	492	while ($busy) {
367	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
368	}	497	}
		498	}
369		499
370	$time = Event::time - $time;	500	my $time = EV::time - $time;
371		501
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
376		503
377	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
378	} else {	505	} else {
379	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
380		507
…		…
405	=item fork_call { }, $args	532	=item fork_call { }, $args
406		533
407	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
411		538
412	=cut	539	=cut
413		540
414	sub fork_call(&@) {	541	sub fork_call(&@) {
415	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
416		543
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	544	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		547
422	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	549	reset_signals;
435	local $SIG{__WARN__};	550	&$cb
436	local $SIG{__DIE__};	551	}, @args;
437	eval {
438	close $fh1;
439		552
440	my @res = eval { $cb->(@args) };	553	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	554	}
442	};
443		555
444	warn $@ if $@;	556	=item $coin = coin_from_name $name
445	_exit 0;	557
446	}	558	=cut
		559
		560	our %coin_alias = (
		561	"silver" => "silvercoin",
		562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
447	}	581	}
448		582
449	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
450		584
451	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
454		588
455	Stores the given C<$value> in the family. It can currently store binary	589	Stores the given C<$value> in the family. It can currently store binary
456	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	590	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
457		591
		592	=item $db = cf::db_table "name"
		593
		594	Create and/or open a new database table. The string must not be "db" and must be unique
		595	within each server.
		596
458	=cut	597	=cut
		598
		599	sub db_table($) {
		600	my ($name) = @_;
		601	my $db = BDB::db_create $DB_ENV;
		602
		603	eval {
		604	$db->set_flags (BDB::CHKSUM);
		605
		606	utf8::encode $name;
		607	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		608	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		609	cf::cleanup "db_open(db): $!" if $!;
		610	};
		611	cf::cleanup "db_open(db): $@" if $@;
		612
		613	$db
		614	}
459		615
460	our $DB;	616	our $DB;
461		617
462	sub db_init {	618	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	619	cf::sync_job {
467	eval {	620	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	621	};
477	}	622	}
478		623
479	sub db_get($$) {	624	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
481		626
…		…
531	if (1) {	676	if (1) {
532	$md5 =	677	$md5 =
533	join "\x00",	678	join "\x00",
534	$processversion,	679	$processversion,
535	map {	680	map {
536	Coro::cede;	681	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	683	} 0.. $#$src;
539		684
540		685
541	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
585	attach callbacks/event handlers (a collection of which is called an "attachment")	730	attach callbacks/event handlers (a collection of which is called an "attachment")
586	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
587		732
588	In the following description, CLASS can be any of C<global>, C<object>	733	In the following description, CLASS can be any of C<global>, C<object>
589	C<player>, C<client> or C<map> (i.e. the attachable objects in	734	C<player>, C<client> or C<map> (i.e. the attachable objects in
590	Crossfire TRT).	735	Deliantra).
591		736
592	=over 4	737	=over 4
593		738
594	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
595		740
…		…
847	";	992	";
848	die if $@;	993	die if $@;
849	}	994	}
850		995
851	our $override;	996	our $override;
852	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	997	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853		998
854	sub override {	999	sub override {
855	$override = 1;	1000	$override = 1;
856	@invoke_results = ();	1001	@INVOKE_RESULTS = (@_);
857	}	1002	}
858		1003
859	sub do_invoke {	1004	sub do_invoke {
860	my $event = shift;	1005	my $event = shift;
861	my $callbacks = shift;	1006	my $callbacks = shift;
862		1007
863	@invoke_results = ();	1008	@INVOKE_RESULTS = ();
864		1009
865	local $override;	1010	local $override;
866		1011
867	for (@$callbacks) {	1012	for (@$callbacks) {
868	eval { &{$_->[1]} };	1013	eval { &{$_->[1]} };
…		…
877	}	1022	}
878		1023
879	0	1024	0
880	}	1025	}
881		1026
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1028
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1030
886	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
887		1032
888	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1033	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
889	removed in future versions), and there is no public API to access override	1034	removed in future versions), and there is no public API to access override
890	results (if you must, access C<@cf::invoke_results> directly).	1035	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1036
892	=back	1037	=back
893		1038
894	=cut	1039	=cut
895		1040
896	#############################################################################	1041	#############################################################################
897	# object support	1042	# object support
		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
		1077	sub _can_merge {
		1078	my ($ob1, $ob2) = @_;
		1079
		1080	++$SLOW_MERGES;#d#
		1081
		1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
		1084	}
898		1085
899	sub reattach {	1086	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1088	my ($obj) = @_;
902		1089
…		…
923	cf::attachable->attach (	1110	cf::attachable->attach (
924	prio => -1000000,	1111	prio => -1000000,
925	on_instantiate => sub {	1112	on_instantiate => sub {
926	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
927		1114
928	$data = from_json $data;	1115	$data = decode_json $data;
929		1116
930	for (@$data) {	1117	for (@$data) {
931	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
932		1119
933	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1136	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
951		1138
952	sync_job {	1139	sync_job {
953	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
956		1144
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1146	chmod SAVE_MODE, $fh;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
961	close $fh;	1149	close $fh;
962		1150
963	if (@$objs) {	1151	if (@$objs) {
964	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
965	chmod SAVE_MODE, $fh;	1153	chmod SAVE_MODE, $fh;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
969	close $fh;	1157	close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
971	}	1159	}
…		…
979	}	1167	}
980	} else {	1168	} else {
981	aio_unlink $filename;	1169	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
983	}	1171	}
984	}	1172	};
985	}	1173	}
986		1174
987	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
989		1177
…		…
1001	or return;	1189	or return;
1002		1190
1003	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1193	or return;
		1194
1006	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1007	}	1197	}
1008		1198
		1199	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1011	return ($data, $av);	1203	($data, $av)
1012	}	1204	}
1013		1205
1014	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1015		1207
1016	=over 4	1208	=over 4
…		…
1089	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1090		1282
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1284
1093	if (ref $msg) {	1285	if (ref $msg) {
		1286	my ($type, $reply, @payload) =
		1287	"ARRAY" eq ref $msg
		1288	? @$msg
		1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1290
		1291	my @reply;
		1292
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1099	} else {	1300	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1302	}
1102		1303
1103	cf::override;	1304	cf::override;
…		…
1156	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1157	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1158		1359
1159	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1160	warn $msg;	1361	warn $msg;
1161	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1162	exit 1;
1163	}	1363	}
1164		1364
1165	warn $msg;	1365	warn $msg;
1166	}	1366	}
1167		1367
…		…
1192	use Coro::AIO;	1392	use Coro::AIO;
1193		1393
1194	=head3 cf::player	1394	=head3 cf::player
1195		1395
1196	=over 4	1396	=over 4
		1397
		1398	=item cf::player::num_playing
		1399
		1400	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1401
		1402	=cut
		1403
		1404	sub num_playing {
		1405	scalar grep
		1406	$_->ob->map
		1407	&& !$_->hidden
		1408	&& !$_->ob->flag (cf::FLAG_WIZ),
		1409	cf::player::list
		1410	}
1197		1411
1198	=item cf::player::find $login	1412	=item cf::player::find $login
1199		1413
1200	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1201		1415
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1455
1242	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1243	or return;	1457	or return;
		1458
		1459	my $pl = cf::player::load_pl $f
		1460	or return;
		1461	local $cf::PLAYER_LOADING{$login} = $pl;
		1462	$f->resolve_delayed_derefs;
1244	$cf::PLAYER{$login} = $pl	1463	$cf::PLAYER{$login} = $pl
1245	}	1464	}
1246	}	1465	}
1247	}	1466	}
1248		1467
…		…
1257	return if $pl->{deny_save};	1476	return if $pl->{deny_save};
1258		1477
1259	aio_mkdir playerdir $pl, 0770;	1478	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1479	$pl->{last_save} = $cf::RUNTIME;
1261		1480
		1481	cf::get_slot 0.01;
		1482
1262	$pl->save_pl ($path);	1483	$pl->save_pl ($path);
1263	Coro::cede;	1484	cf::cede_to_tick;
1264	}	1485	}
1265		1486
1266	sub new($) {	1487	sub new($) {
1267	my ($login) = @_;	1488	my ($login) = @_;
1268		1489
…		…
1272	$self->{deny_save} = 1;	1493	$self->{deny_save} = 1;
1273		1494
1274	$cf::PLAYER{$login} = $self;	1495	$cf::PLAYER{$login} = $self;
1275		1496
1276	$self	1497	$self
		1498	}
		1499
		1500	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1501
		1502	=cut
		1503
		1504	sub send_msg {
		1505	my $ns = shift->ns
		1506	or return;
		1507	$ns->send_msg (@_);
1277	}	1508	}
1278		1509
1279	=item $pl->quit_character	1510	=item $pl->quit_character
1280		1511
1281	Nukes the player without looking back. If logged in, the connection will	1512	Nukes the player without looking back. If logged in, the connection will
…		…
1336	or return [];	1567	or return [];
1337		1568
1338	my @logins;	1569	my @logins;
1339		1570
1340	for my $login (@$dirs) {	1571	for my $login (@$dirs) {
		1572	my $path = path $login;
		1573
		1574	# a .pst is a dead give-away for a valid player
		1575	unless (-e "$path.pst") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1577	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1578	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1579	}
1344		1580
1345	utf8::decode $login;	1581	utf8::decode $login;
1346	push @logins, $login;	1582	push @logins, $login;
1347	}	1583	}
1348		1584
…		…
1381		1617
1382	Expand crossfire pod fragments into protocol xml.	1618	Expand crossfire pod fragments into protocol xml.
1383		1619
1384	=cut	1620	=cut
1385		1621
		1622	use re 'eval';
		1623
		1624	my $group;
		1625	my $interior; $interior = qr{
		1626	# match a pod interior sequence sans C<< >>
		1627	(?:
		1628	\ (.*?)\ (?{ $group = $^N })
		1629	| < (??{$interior}) >
		1630	)
		1631	}x;
		1632
1386	sub expand_cfpod {	1633	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;	1634	my ($self, $pod) = @_;
1388		1635
1389	# escape & and <	1636	my $xml;
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392		1637
1393	# this is buggy, it needs to properly take care of nested <'s	1638	while () {
		1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1640	$group = $1;
1394		1641
1395	1 while	1642	$group =~ s/&/&amp;/g;
1396	# replace B<>, I<>, U<> etc.	1643	$group =~ s/</&lt;/g;
1397	s/B<([^\>]*)>/<b>$1<\/b>/	1644
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/	1645	$xml .= $group;
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/	1646	} elsif ($pod =~ m%\G
1400	# replace G<male|female> tags	1647	([BCGHITU])
1401	|| s{G<([^>|]*)\|([^>]*)>}{	1648	<
1402	$self->gender ? $2 : $1	1649	(?:
		1650	([^<>]*) (?{ $group = $^N })
		1651	| < $interior >
		1652	)
		1653	>
		1654	%gcsx
		1655	) {
		1656	my ($code, $data) = ($1, $group);
		1657
		1658	if ($code eq "B") {
		1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1660	} elsif ($code eq "I") {
		1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1662	} elsif ($code eq "U") {
		1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1664	} elsif ($code eq "C") {
		1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1666	} elsif ($code eq "T") {
		1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1668	} elsif ($code eq "G") {
		1669	my ($male, $female) = split /\|/, $data;
		1670	$data = $self->gender ? $female : $male;
		1671	$xml .= expand_cfpod ($self, $data);
		1672	} elsif ($code eq "H") {
		1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
		1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1675	"")
		1676	[$self->{hintmode}];
		1677	} else {
		1678	$xml .= "error processing '$code($data)' directive";
		1679	}
		1680	} else {
		1681	if ($pod =~ /\G(.+)/) {
		1682	warn "parse error while expanding $pod (at $1)";
		1683	}
		1684	last;
1403	}ge	1685	}
1404	# replace H<hint text>	1686	}
1405	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1406		1687
		1688	for ($xml) {
1407	# create single paragraphs (very hackish)	1689	# create single paragraphs (very hackish)
1408	s/(?<=\S)\n(?=\w)/ /g;	1690	s/(?<=\S)\n(?=\w)/ /g;
1409		1691
1410	$_	1692	# compress some whitespace
1411	}	1693	s/\s+\n/\n/g; # ws line-ends
		1694	s/\n\n+/\n/g; # double lines
		1695	s/^\n+//; # beginning lines
		1696	s/\n+$//; # ending lines
		1697	}
1412		1698
		1699	$xml
		1700	}
		1701
		1702	no re 'eval';
		1703
		1704	sub hintmode {
		1705	$_[0]{hintmode} = $_[1] if @_ > 1;
		1706	$_[0]{hintmode}
		1707	}
		1708
1413	=item $player->ext_reply ($msgid, %msg)	1709	=item $player->ext_reply ($msgid, @msg)
1414		1710
1415	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1416		1712
1417	=cut	1713	=cut
1418		1714
1419	sub ext_reply($$%) {	1715	sub ext_reply($$@) {
1420	my ($self, $id, %msg) = @_;	1716	my ($self, $id, @msg) = @_;
1421		1717
1422	$msg{msgid} = $id;	1718	$self->ns->ext_reply ($id, @msg)
1423	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1424	}	1719	}
1425		1720
1426	=item $player->ext_event ($type, %msg)	1721	=item $player->ext_msg ($type, @msg)
1427		1722
1428	Sends an ext event to the client.	1723	Sends an ext event to the client.
1429		1724
1430	=cut	1725	=cut
1431		1726
1432	sub ext_event($$%) {	1727	sub ext_msg($$@) {
1433	my ($self, $type, %msg) = @_;	1728	my ($self, $type, @msg) = @_;
1434		1729
1435	$self->ns->ext_event ($type, %msg);	1730	$self->ns->ext_msg ($type, @msg);
1436	}	1731	}
1437		1732
1438	=head3 cf::region	1733	=head3 cf::region
1439		1734
1440	=over 4	1735	=over 4
…		…
1453	my ($path) = @_;	1748	my ($path) = @_;
1454		1749
1455	my ($match, $specificity);	1750	my ($match, $specificity);
1456		1751
1457	for my $region (list) {	1752	for my $region (list) {
1458	if ($region->match && $path =~ $region->match) {	1753	if ($region->{match} && $path =~ $region->{match}) {
1459	($match, $specificity) = ($region, $region->specificity)	1754	($match, $specificity) = ($region, $region->specificity)
1460	if $region->specificity > $specificity;	1755	if $region->specificity > $specificity;
1461	}	1756	}
1462	}	1757	}
1463		1758
…		…
1484	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1485	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1486		1781
1487	sub generate_random_map {	1782	sub generate_random_map {
1488	my ($self, $rmp) = @_;	1783	my ($self, $rmp) = @_;
		1784
		1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1786
1489	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1490	$self->_create_random_map (	1788	$self->_create_random_map (
1491	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1492	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1493	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1583	$self->init; # pass $1 etc.	1881	$self->init; # pass $1 etc.
1584	return $self;	1882	return $self;
1585	}	1883	}
1586	}	1884	}
1587		1885
1588	Carp::carp "unable to resolve path '$path' (base '$base').";	1886	Carp::cluck "unable to resolve path '$path' (base '$base').";
1589	()	1887	()
1590	}	1888	}
1591		1889
1592	sub init {	1890	sub init {
1593	my ($self) = @_;	1891	my ($self) = @_;
…		…
1615		1913
1616	# the temporary/swap location	1914	# the temporary/swap location
1617	sub save_path {	1915	sub save_path {
1618	my ($self) = @_;	1916	my ($self) = @_;
1619		1917
1620	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1621	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1622	}	1920	}
1623		1921
1624	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1625	sub uniq_path {	1923	sub uniq_path {
1626	my ($self) = @_;	1924	my ($self) = @_;
1627		1925
1628	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1629	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1630	}	1928	}
1631		1929
1632	# and all this just because we cannot iterate over	1930	# and all this just because we cannot iterate over
1633	# all maps in C++...	1931	# all maps in C++...
…		…
1656		1954
1657	sub load_header_from($) {	1955	sub load_header_from($) {
1658	my ($self, $path) = @_;	1956	my ($self, $path) = @_;
1659		1957
1660	utf8::encode $path;	1958	utf8::encode $path;
1661	#aio_open $path, O_RDONLY, 0	1959	my $f = new_from_file cf::object::thawer $path
1662	# or return;
1663
1664	$self->_load_header ($path)
1665	or return;	1960	or return;
		1961
		1962	$self->_load_header ($f)
		1963	or return;
		1964
		1965	local $MAP_LOADING{$self->{path}} = $self;
		1966	$f->resolve_delayed_derefs;
1666		1967
1667	$self->{load_path} = $path;	1968	$self->{load_path} = $path;
1668		1969
1669	1	1970	1
1670	}	1971	}
…		…
1724	sub find {	2025	sub find {
1725	my ($path, $origin) = @_;	2026	my ($path, $origin) = @_;
1726		2027
1727	$path = normalise $path, $origin && $origin->path;	2028	$path = normalise $path, $origin && $origin->path;
1728		2029
		2030	cf::lock_wait "map_data:$path";#d#remove
1729	cf::lock_wait "map_find:$path";	2031	cf::lock_wait "map_find:$path";
1730		2032
1731	$cf::MAP{$path} || do {	2033	$cf::MAP{$path} || do {
1732	my $guard = cf::lock_acquire "map_find:$path";	2034	my $guard1 = cf::lock_acquire "map_find:$path";
		2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2036
1733	my $map = new_from_path cf::map $path	2037	my $map = new_from_path cf::map $path
1734	or return;	2038	or return;
1735		2039
1736	$map->{last_save} = $cf::RUNTIME;	2040	$map->{last_save} = $cf::RUNTIME;
1737		2041
…		…
1739	or return;	2043	or return;
1740		2044
1741	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1742	# doing this can freeze the server in a sync job, obviously	2046	# doing this can freeze the server in a sync job, obviously
1743	#$cf::WAIT_FOR_TICK->wait;	2047	#$cf::WAIT_FOR_TICK->wait;
		2048	undef $guard1;
		2049	undef $guard2;
1744	$map->reset;	2050	$map->reset;
1745	undef $guard;
1746	return find $path;	2051	return find $path;
1747	}	2052	}
1748		2053
1749	$cf::MAP{$path} = $map	2054	$cf::MAP{$path} = $map
1750	}	2055	}
…		…
1759	local $self->{deny_reset} = 1; # loading can take a long time	2064	local $self->{deny_reset} = 1; # loading can take a long time
1760		2065
1761	my $path = $self->{path};	2066	my $path = $self->{path};
1762		2067
1763	{	2068	{
1764	my $guard = cf::lock_acquire "map_load:$path";	2069	my $guard = cf::lock_acquire "map_data:$path";
1765		2070
		2071	return unless $self->valid;
1766	return if $self->in_memory != cf::MAP_SWAPPED;	2072	return unless $self->in_memory == cf::MAP_SWAPPED;
1767		2073
1768	$self->in_memory (cf::MAP_LOADING);	2074	$self->in_memory (cf::MAP_LOADING);
1769		2075
1770	$self->alloc;	2076	$self->alloc;
1771		2077
1772	$self->pre_load;	2078	$self->pre_load;
1773	Coro::cede;	2079	cf::cede_to_tick;
1774		2080
		2081	my $f = new_from_file cf::object::thawer $self->{load_path};
		2082	$f->skip_block;
1775	$self->_load_objects ($self->{load_path}, 1)	2083	$self->_load_objects ($f)
1776	or return;	2084	or return;
1777		2085
1778	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1779	if delete $self->{load_original};	2087	if delete $self->{load_original};
1780		2088
1781	if (my $uniq = $self->uniq_path) {	2089	if (my $uniq = $self->uniq_path) {
1782	utf8::encode $uniq;	2090	utf8::encode $uniq;
1783	if (aio_open $uniq, O_RDONLY, 0) {	2091	unless (aio_stat $uniq) {
		2092	if (my $f = new_from_file cf::object::thawer $uniq) {
1784	$self->clear_unique_items;	2093	$self->clear_unique_items;
1785	$self->_load_objects ($uniq, 0);	2094	$self->_load_objects ($f);
		2095	$f->resolve_delayed_derefs;
		2096	}
1786	}	2097	}
1787	}	2098	}
1788		2099
1789	Coro::cede;	2100	$f->resolve_delayed_derefs;
		2101
		2102	cf::cede_to_tick;
1790	# now do the right thing for maps	2103	# now do the right thing for maps
1791	$self->link_multipart_objects;	2104	$self->link_multipart_objects;
1792	$self->difficulty ($self->estimate_difficulty)	2105	$self->difficulty ($self->estimate_difficulty)
1793	unless $self->difficulty;	2106	unless $self->difficulty;
1794	Coro::cede;	2107	cf::cede_to_tick;
1795		2108
1796	unless ($self->{deny_activate}) {	2109	unless ($self->{deny_activate}) {
1797	$self->decay_objects;	2110	$self->decay_objects;
1798	$self->fix_auto_apply;	2111	$self->fix_auto_apply;
1799	$self->update_buttons;	2112	$self->update_buttons;
1800	Coro::cede;	2113	cf::cede_to_tick;
1801	$self->set_darkness_map;	2114	$self->set_darkness_map;
1802	Coro::cede;	2115	cf::cede_to_tick;
1803	$self->activate;	2116	$self->activate;
1804	}	2117	}
1805		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1806	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1807	}	2123	}
1808		2124
1809	$self->post_load;	2125	$self->post_load;
1810	}	2126	}
1811		2127
…		…
1820		2136
1821	$self	2137	$self
1822	}	2138	}
1823		2139
1824	# find and load all maps in the 3x3 area around a map	2140	# find and load all maps in the 3x3 area around a map
1825	sub load_diag {	2141	sub load_neighbours {
1826	my ($map) = @_;	2142	my ($map) = @_;
1827		2143
1828	my @diag; # diagonal neighbours	2144	my @neigh; # diagonal neighbours
1829		2145
1830	for (0 .. 3) {	2146	for (0 .. 3) {
1831	my $neigh = $map->tile_path ($_)	2147	my $neigh = $map->tile_path ($_)
1832	or next;	2148	or next;
1833	$neigh = find $neigh, $map	2149	$neigh = find $neigh, $map
1834	or next;	2150	or next;
1835	$neigh->load;	2151	$neigh->load;
1836		2152
		2153	push @neigh,
1837	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1838	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1839	}	2156	}
1840		2157
1841	for (@diag) {	2158	for (grep defined $_->[0], @neigh) {
		2159	my ($path, $origin) = @$_;
1842	my $neigh = find @$_	2160	my $neigh = find $path, $origin
1843	or next;	2161	or next;
1844	$neigh->load;	2162	$neigh->load;
1845	}	2163	}
1846	}	2164	}
1847		2165
…		…
1852	}	2170	}
1853		2171
1854	sub do_load_sync {	2172	sub do_load_sync {
1855	my ($map) = @_;	2173	my ($map) = @_;
1856		2174
		2175	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2176	if $Coro::current == $Coro::main;
		2177
1857	cf::sync_job { $map->load };	2178	cf::sync_job { $map->load };
1858	}	2179	}
1859		2180
1860	our %MAP_PREFETCH;	2181	our %MAP_PREFETCH;
1861	our $MAP_PREFETCHER = undef;	2182	our $MAP_PREFETCHER = undef;
1862		2183
1863	sub find_async {	2184	sub find_async {
1864	my ($path, $origin) = @_;	2185	my ($path, $origin, $load) = @_;
1865		2186
1866	$path = normalise $path, $origin && $origin->{path};	2187	$path = normalise $path, $origin && $origin->{path};
1867		2188
1868	if (my $map = $cf::MAP{$path}) {	2189	if (my $map = $cf::MAP{$path}) {
1869	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1870	}	2191	}
1871		2192
1872	undef $MAP_PREFETCH{$path};	2193	$MAP_PREFETCH{$path} |= $load;
		2194
1873	$MAP_PREFETCHER ||= cf::async {	2195	$MAP_PREFETCHER ||= cf::async {
		2196	$Coro::current->{desc} = "map prefetcher";
		2197
1874	while (%MAP_PREFETCH) {	2198	while (%MAP_PREFETCH) {
1875	for my $path (keys %MAP_PREFETCH) {	2199	while (my ($k, $v) = each %MAP_PREFETCH) {
1876	my $map = find $path	2200	if (my $map = find $k) {
1877	or next;
1878	$map->load;	2201	$map->load if $v;
		2202	}
1879		2203
1880	delete $MAP_PREFETCH{$path};	2204	delete $MAP_PREFETCH{$k};
1881	}	2205	}
1882	}	2206	}
1883	undef $MAP_PREFETCHER;	2207	undef $MAP_PREFETCHER;
1884	};	2208	};
1885	$MAP_PREFETCHER->prio (6);	2209	$MAP_PREFETCHER->prio (6);
…		…
1888	}	2212	}
1889		2213
1890	sub save {	2214	sub save {
1891	my ($self) = @_;	2215	my ($self) = @_;
1892		2216
1893	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1894		2218
1895	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
1896		2220
1897	return unless $self->dirty;	2221	return unless $self->dirty;
1898		2222
…		…
1904	return if $self->{deny_save};	2228	return if $self->{deny_save};
1905		2229
1906	local $self->{last_access} = $self->last_access;#d#	2230	local $self->{last_access} = $self->last_access;#d#
1907		2231
1908	cf::async {	2232	cf::async {
		2233	$Coro::current->{desc} = "map player save";
1909	$_->contr->save for $self->players;	2234	$_->contr->save for $self->players;
1910	};	2235	};
		2236
		2237	cf::get_slot 0.02;
1911		2238
1912	if ($uniq) {	2239	if ($uniq) {
1913	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2240	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1914	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2241	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1915	} else {	2242	} else {
…		…
1921	my ($self) = @_;	2248	my ($self) = @_;
1922		2249
1923	# save first because save cedes	2250	# save first because save cedes
1924	$self->save;	2251	$self->save;
1925		2252
1926	my $lock = cf::lock_acquire "map_data:" . $self->path;	2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
1927		2254
1928	return if $self->players;	2255	return if $self->players;
1929	return if $self->in_memory != cf::MAP_IN_MEMORY;	2256	return if $self->in_memory != cf::MAP_ACTIVE;
1930	return if $self->{deny_save};	2257	return if $self->{deny_save};
1931		2258
		2259	$self->in_memory (cf::MAP_SWAPPED);
		2260
		2261	$self->deactivate;
		2262	$_->clear_links_to ($self) for values %cf::MAP;
1932	$self->clear;	2263	$self->clear;
1933	$self->in_memory (cf::MAP_SWAPPED);
1934	}	2264	}
1935		2265
1936	sub reset_at {	2266	sub reset_at {
1937	my ($self) = @_;	2267	my ($self) = @_;
1938		2268
…		…
1970	if $uniq;	2300	if $uniq;
1971	}	2301	}
1972		2302
1973	delete $cf::MAP{$self->path};	2303	delete $cf::MAP{$self->path};
1974		2304
		2305	$self->deactivate;
		2306	$_->clear_links_to ($self) for values %cf::MAP;
1975	$self->clear;	2307	$self->clear;
1976
1977	$_->clear_links_to ($self) for values %cf::MAP;
1978		2308
1979	$self->unlink_save;	2309	$self->unlink_save;
1980	$self->destroy;	2310	$self->destroy;
1981	}	2311	}
1982		2312
1983	my $nuke_counter = "aaaa";	2313	my $nuke_counter = "aaaa";
1984		2314
1985	sub nuke {	2315	sub nuke {
1986	my ($self) = @_;	2316	my ($self) = @_;
1987		2317
		2318	{
		2319	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2320
1988	delete $cf::MAP{$self->path};	2321	delete $cf::MAP{$self->path};
1989		2322
1990	$self->unlink_save;	2323	$self->unlink_save;
1991		2324
1992	bless $self, "cf::map";	2325	bless $self, "cf::map";
1993	delete $self->{deny_reset};	2326	delete $self->{deny_reset};
1994	$self->{deny_save} = 1;	2327	$self->{deny_save} = 1;
1995	$self->reset_timeout (1);	2328	$self->reset_timeout (1);
1996	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1997		2330
1998	$cf::MAP{$self->path} = $self;	2331	$cf::MAP{$self->path} = $self;
		2332	}
1999		2333
2000	$self->reset; # polite request, might not happen	2334	$self->reset; # polite request, might not happen
2001	}	2335	}
2002		2336
2003	=item $maps = cf::map::tmp_maps	2337	=item $maps = cf::map::tmp_maps
…		…
2045		2379
2046	sub unique_maps() {	2380	sub unique_maps() {
2047	[	2381	[
2048	map {	2382	map {
2049	utf8::decode $_;	2383	utf8::decode $_;
2050	/\.map$/	2384	s/\.map$//; # TODO future compatibility hack
		2385	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2386	? ()
2051	? normalise $_	2387	: normalise $_
2052	: ()
2053	} @{ aio_readdir $UNIQUEDIR or [] }	2388	} @{ aio_readdir $UNIQUEDIR or [] }
2054	]	2389	]
2055	}	2390	}
2056		2391
2057	package cf;
2058
2059	=back	2392	=back
2060		2393
2061	=head3 cf::object	2394	=head3 cf::object
2062		2395
2063	=cut	2396	=cut
…		…
2066		2399
2067	=over 4	2400	=over 4
2068		2401
2069	=item $ob->inv_recursive	2402	=item $ob->inv_recursive
2070		2403
2071	Returns the inventory of the object _and_ their inventories, recursively.	2404	Returns the inventory of the object I<and> their inventories, recursively,
		2405	but I<not> the object itself.
2072		2406
2073	=cut	2407	=cut
2074		2408
2075	sub inv_recursive_;	2409	sub inv_recursive_;
2076	sub inv_recursive_ {	2410	sub inv_recursive_ {
2077	map { $_, inv_recursive_ $_->inv } @_	2411	map { $_, inv_recursive_ $_->inv } @_
2078	}	2412	}
2079		2413
2080	sub inv_recursive {	2414	sub inv_recursive {
2081	inv_recursive_ inv $_[0]	2415	inv_recursive_ inv $_[0]
		2416	}
		2417
		2418	=item $ref = $ob->ref
		2419
		2420	Creates and returns a persistent reference to an object that can be stored as a string.
		2421
		2422	=item $ob = cf::object::deref ($refstring)
		2423
		2424	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2425	even if the object actually exists. May block.
		2426
		2427	=cut
		2428
		2429	sub deref {
		2430	my ($ref) = @_;
		2431
		2432	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2433	my ($uuid, $name) = ($1, $2);
		2434	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2435	or return;
		2436	$pl->ob->uuid eq $uuid
		2437	or return;
		2438
		2439	$pl->ob
		2440	} else {
		2441	warn "$ref: cannot resolve object reference\n";
		2442	undef
		2443	}
2082	}	2444	}
2083		2445
2084	package cf;	2446	package cf;
2085		2447
2086	=back	2448	=back
…		…
2110		2472
2111	} else {	2473	} else {
2112	my $pl = $self->contr;	2474	my $pl = $self->contr;
2113		2475
2114	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2476	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2115	my $diag = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2116	$diag->{pl}->ext_reply (	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2117	$diag->{id},
2118	msgtype => "reply",
2119	msg => $diag->{pl}->expand_cfpod ($msg),
2120	add_topics => []
2121	);
2122		2479
2123	} else {	2480	} else {
2124	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2125	$self->message ($msg, $flags);	2482	$self->message ($msg, $flags);
2126	}	2483	}
2127	}	2484	}
		2485	}
		2486
		2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2488
		2489	=cut
		2490
		2491	sub cf::object::send_msg {
		2492	my $pl = shift->contr
		2493	or return;
		2494	$pl->send_msg (@_);
2128	}	2495	}
2129		2496
2130	=item $player_object->may ("access")	2497	=item $player_object->may ("access")
2131		2498
2132	Returns wether the given player is authorized to access resource "access"	2499	Returns wether the given player is authorized to access resource "access"
…		…
2211	# use -1 or undef as default coordinates, not 0, 0	2578	# use -1 or undef as default coordinates, not 0, 0
2212	($x, $y) = ($map->enter_x, $map->enter_y)	2579	($x, $y) = ($map->enter_x, $map->enter_y)
2213	if $x <=0 && $y <= 0;	2580	if $x <=0 && $y <= 0;
2214		2581
2215	$map->load;	2582	$map->load;
2216	$map->load_diag;	2583	$map->load_neighbours;
2217		2584
2218	return unless $self->contr->active;	2585	return unless $self->contr->active;
2219	$self->activate_recursive;	2586	$self->activate_recursive;
2220		2587
2221	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2222	$self->enter_map ($map, $x, $y);	2589	$self->enter_map ($map, $x, $y);
2223	}	2590	}
2224		2591
2225	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2226		2593
2227	Moves the player to the given map-path and coordinates by first freezing	2594	Moves the player to the given map-path and coordinates by first freezing
2228	her, loading and preparing them map, calling the provided $check callback	2595	her, loading and preparing them map, calling the provided $check callback
2229	that has to return the map if sucecssful, and then unfreezes the player on	2596	that has to return the map if sucecssful, and then unfreezes the player on
2230	the new (success) or old (failed) map position.	2597	the new (success) or old (failed) map position. In either case, $done will
		2598	be called at the end of this process.
2231		2599
2232	=cut	2600	=cut
2233		2601
2234	our $GOTOGEN;	2602	our $GOTOGEN;
2235		2603
2236	sub cf::object::player::goto {	2604	sub cf::object::player::goto {
2237	my ($self, $path, $x, $y, $check) = @_;	2605	my ($self, $path, $x, $y, $check, $done) = @_;
2238		2606
2239	# do generation counting so two concurrent goto's will be executed in-order	2607	# do generation counting so two concurrent goto's will be executed in-order
2240	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2241		2609
2242	$self->enter_link;	2610	$self->enter_link;
2243		2611
2244	(async {	2612	(async {
		2613	$Coro::current->{desc} = "player::goto $path $x $y";
		2614
		2615	# *tag paths override both path and x|y
		2616	if ($path =~ /^\*(.*)$/) {
		2617	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2618	my $ob = $obs[rand @obs];
		2619
		2620	# see if we actually can go there
		2621	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2622	$ob = $obs[rand @obs];
		2623	} else {
		2624	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2625	}
		2626	# else put us there anyways for now #d#
		2627
		2628	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2629	} else {
		2630	($path, $x, $y) = (undef, undef, undef);
		2631	}
		2632	}
		2633
2245	my $map = eval {	2634	my $map = eval {
2246	my $map = cf::map::find $path;	2635	my $map = defined $path ? cf::map::find $path : undef;
2247		2636
2248	if ($map) {	2637	if ($map) {
2249	$map = $map->customise_for ($self);	2638	$map = $map->customise_for ($self);
2250	$map = $check->($map) if $check && $map;	2639	$map = $check->($map) if $check && $map;
2251	} else {	2640	} else {
2252	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2253	}	2642	}
2254		2643
2255	$map	2644	$map
2256	};	2645	};
2257		2646
…		…
2262		2651
2263	if ($gen == $self->{_goto_generation}) {	2652	if ($gen == $self->{_goto_generation}) {
2264	delete $self->{_goto_generation};	2653	delete $self->{_goto_generation};
2265	$self->leave_link ($map, $x, $y);	2654	$self->leave_link ($map, $x, $y);
2266	}	2655	}
		2656
		2657	$done->() if $done;
2267	})->prio (1);	2658	})->prio (1);
2268	}	2659	}
2269		2660
2270	=item $player_object->enter_exit ($exit_object)	2661	=item $player_object->enter_exit ($exit_object)
2271		2662
…		…
2308	$rmp->{origin_y} = $exit->y;	2699	$rmp->{origin_y} = $exit->y;
2309	}	2700	}
2310		2701
2311	$rmp->{random_seed} ||= $exit->random_seed;	2702	$rmp->{random_seed} ||= $exit->random_seed;
2312		2703
2313	my $data = cf::to_json $rmp;	2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2314	my $md5 = Digest::MD5::md5_hex $data;	2705	my $md5 = Digest::MD5::md5_hex $data;
2315	my $meta = "$RANDOMDIR/$md5.meta";	2706	my $meta = "$RANDOMDIR/$md5.meta";
2316		2707
2317	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2318	aio_write $fh, 0, (length $data), $data, 0;	2709	aio_write $fh, 0, (length $data), $data, 0;
…		…
2340	my $hp = $exit->stats->hp;	2731	my $hp = $exit->stats->hp;
2341	my $sp = $exit->stats->sp;	2732	my $sp = $exit->stats->sp;
2342		2733
2343	$self->enter_link;	2734	$self->enter_link;
2344		2735
		2736	# if exit is damned, update players death & WoR home-position
		2737	$self->contr->savebed ($slaying, $hp, $sp)
		2738	if $exit->flag (FLAG_DAMNED);
		2739
2345	(async {	2740	(async {
		2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2742
2346	$self->deactivate_recursive; # just to be sure	2743	$self->deactivate_recursive; # just to be sure
2347	unless (eval {	2744	unless (eval {
2348	$self->goto ($slaying, $hp, $sp);	2745	$self->goto ($slaying, $hp, $sp);
2349		2746
2350	1;	2747	1;
…		…
2376		2773
2377	utf8::encode $text;	2774	utf8::encode $text;
2378	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2775	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2379	}	2776	}
2380		2777
2381	=item $client->send_msg ($color, $type, $msg, [extra...])	2778	=item $client->send_msg ($channel, $msg, $color, [extra...])
2382		2779
2383	Send a drawinfo or msg packet to the client, formatting the msg for the	2780	Send a drawinfo or msg packet to the client, formatting the msg for the
2384	client if neccessary. C<$type> should be a string identifying the type of	2781	client if neccessary. C<$type> should be a string identifying the type of
2385	the message, with C<log> being the default. If C<$color> is negative, suppress	2782	the message, with C<log> being the default. If C<$color> is negative, suppress
2386	the message unless the client supports the msg packet.	2783	the message unless the client supports the msg packet.
2387		2784
2388	=cut	2785	=cut
2389		2786
		2787	# non-persistent channels (usually the info channel)
		2788	our %CHANNEL = (
		2789	"c/identify" => {
		2790	id => "infobox",
		2791	title => "Identify",
		2792	reply => undef,
		2793	tooltip => "Items recently identified",
		2794	},
		2795	"c/examine" => {
		2796	id => "infobox",
		2797	title => "Examine",
		2798	reply => undef,
		2799	tooltip => "Signs and other items you examined",
		2800	},
		2801	"c/book" => {
		2802	id => "infobox",
		2803	title => "Book",
		2804	reply => undef,
		2805	tooltip => "The contents of a note or book",
		2806	},
		2807	"c/lookat" => {
		2808	id => "infobox",
		2809	title => "Look",
		2810	reply => undef,
		2811	tooltip => "What you saw there",
		2812	},
		2813	"c/who" => {
		2814	id => "infobox",
		2815	title => "Players",
		2816	reply => undef,
		2817	tooltip => "Shows players who are currently online",
		2818	},
		2819	"c/body" => {
		2820	id => "infobox",
		2821	title => "Body Parts",
		2822	reply => undef,
		2823	tooltip => "Shows which body parts you posess and are available",
		2824	},
		2825	"c/uptime" => {
		2826	id => "infobox",
		2827	title => "Uptime",
		2828	reply => undef,
		2829	tooltip => "How long the server has been running since last restart",
		2830	},
		2831	"c/mapinfo" => {
		2832	id => "infobox",
		2833	title => "Map Info",
		2834	reply => undef,
		2835	tooltip => "Information related to the maps",
		2836	},
		2837	);
		2838
2390	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2391	my ($self, $color, $type, $msg, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2392		2841
2393	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg);
2394		2843
		2844	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2845
		2846	# check predefined channels, for the benefit of C
		2847	if ($CHANNEL{$channel}) {
		2848	$channel = $CHANNEL{$channel};
		2849
		2850	$self->ext_msg (channel_info => $channel)
		2851	if $self->can_msg;
		2852
		2853	$channel = $channel->{id};
		2854
		2855	} elsif (ref $channel) {
		2856	# send meta info to client, if not yet sent
		2857	unless (exists $self->{channel}{$channel->{id}}) {
		2858	$self->{channel}{$channel->{id}} = $channel;
		2859	$self->ext_msg (channel_info => $channel)
		2860	if $self->can_msg;
		2861	}
		2862
		2863	$channel = $channel->{id};
		2864	}
		2865
		2866	return unless @extra || length $msg;
		2867
2395	if ($self->can_msg) {	2868	if ($self->can_msg) {
		2869	# default colour, mask it out
		2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2871	if $color & cf::NDI_DEF;
		2872
2396	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2873	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2397	} else {	2875	} else {
2398	# replace some tags by gcfclient-compatible ones
2399	for ($msg) {
2400	1 while
2401	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2402	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2403	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2404	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2405	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2406	}
2407
2408	if ($color >= 0) {	2876	if ($color >= 0) {
		2877	# replace some tags by gcfclient-compatible ones
		2878	for ($msg) {
		2879	1 while
		2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2885	}
		2886
		2887	$color &= cf::NDI_COLOR_MASK;
		2888
		2889	utf8::encode $msg;
		2890
2409	if (0 && $msg =~ /\[/) {	2891	if (0 && $msg =~ /\[/) {
		2892	# COMMAND/INFO
2410	$self->send_packet ("drawextinfo $color 4 0 $msg")	2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2411	} else {	2894	} else {
2412	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2413	$self->send_packet ("drawinfo $color $msg")	2896	$self->send_packet ("drawinfo $color $msg")
2414	}	2897	}
2415	}	2898	}
2416	}	2899	}
2417	}	2900	}
2418		2901
2419	=item $client->ext_event ($type, %msg)	2902	=item $client->ext_msg ($type, @msg)
2420		2903
2421	Sends an ext event to the client.	2904	Sends an ext event to the client.
2422		2905
2423	=cut	2906	=cut
2424		2907
2425	sub cf::client::ext_event($$%) {	2908	sub cf::client::ext_msg($$@) {
2426	my ($self, $type, %msg) = @_;	2909	my ($self, $type, @msg) = @_;
2427		2910
		2911	if ($self->extcmd == 2) {
		2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2913	} elsif ($self->extcmd == 1) { # TODO: remove
2428	$msg{msgtype} = "event_$type";	2914	push @msg, msgtype => "event_$type";
2429	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2916	}
		2917	}
		2918
		2919	=item $client->ext_reply ($msgid, @msg)
		2920
		2921	Sends an ext reply to the client.
		2922
		2923	=cut
		2924
		2925	sub cf::client::ext_reply($$@) {
		2926	my ($self, $id, @msg) = @_;
		2927
		2928	if ($self->extcmd == 2) {
		2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2930	} elsif ($self->extcmd == 1) {
		2931	#TODO: version 1, remove
		2932	unshift @msg, msgtype => "reply", msgid => $id;
		2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2934	}
2430	}	2935	}
2431		2936
2432	=item $success = $client->query ($flags, "text", \&cb)	2937	=item $success = $client->query ($flags, "text", \&cb)
2433		2938
2434	Queues a query to the client, calling the given callback with	2939	Queues a query to the client, calling the given callback with
…		…
2489	my ($ns, $buf) = @_;	2994	my ($ns, $buf) = @_;
2490		2995
2491	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2996	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2492		2997
2493	if (ref $msg) {	2998	if (ref $msg) {
		2999	my ($type, $reply, @payload) =
		3000	"ARRAY" eq ref $msg
		3001	? @$msg
		3002	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3003
		3004	my @reply;
		3005
2494	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3006	if (my $cb = $EXTICMD{$type}) {
2495	if (my %reply = $cb->($ns, $msg)) {	3007	@reply = $cb->($ns, @payload);
2496	$reply{msgid} = $msg->{msgid};
2497	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2498	}
2499	}	3008	}
		3009
		3010	$ns->ext_reply ($reply, @reply)
		3011	if $reply;
		3012
2500	} else {	3013	} else {
2501	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3014	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2502	}	3015	}
2503		3016
2504	cf::override;	3017	cf::override;
…		…
2551	our $safe = new Safe "safe";	3064	our $safe = new Safe "safe";
2552	our $safe_hole = new Safe::Hole;	3065	our $safe_hole = new Safe::Hole;
2553		3066
2554	$SIG{FPE} = 'IGNORE';	3067	$SIG{FPE} = 'IGNORE';
2555		3068
2556	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3069	$safe->permit_only (Opcode::opset qw(
		3070	:base_core :base_mem :base_orig :base_math
		3071	grepstart grepwhile mapstart mapwhile
		3072	sort time
		3073	));
2557		3074
2558	# here we export the classes and methods available to script code	3075	# here we export the classes and methods available to script code
2559		3076
2560	=pod	3077	=pod
2561		3078
2562	The following functions and methods are available within a safe environment:	3079	The following functions and methods are available within a safe environment:
2563		3080
2564	cf::object contr pay_amount pay_player map	3081	cf::object
		3082	contr pay_amount pay_player map x y force_find force_add destroy
		3083	insert remove name archname title slaying race decrease_ob_nr
		3084
2565	cf::object::player player	3085	cf::object::player
2566	cf::player peaceful	3086	player
2567	cf::map trigger	3087
		3088	cf::player
		3089	peaceful
		3090
		3091	cf::map
		3092	trigger
2568		3093
2569	=cut	3094	=cut
2570		3095
2571	for (	3096	for (
2572	["cf::object" => qw(contr pay_amount pay_player map)],	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3098	insert remove inv name archname title slaying race
		3099	decrease_ob_nr destroy)],
2573	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2574	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful)],
2575	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2576	) {	3103	) {
2577	no strict 'refs';	3104	no strict 'refs';
…		…
2653	# the server's init and main functions	3180	# the server's init and main functions
2654		3181
2655	sub load_facedata($) {	3182	sub load_facedata($) {
2656	my ($path) = @_;	3183	my ($path) = @_;
2657		3184
		3185	# HACK to clear player env face cache, we need some signal framework
		3186	# for this (global event?)
		3187	%ext::player_env::MUSIC_FACE_CACHE = ();
		3188
		3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3190
2658	warn "loading facedata from $path\n";	3191	warn "loading facedata from $path\n";
2659		3192
2660	my $facedata;	3193	my $facedata;
2661	0 < aio_load $path, $facedata	3194	0 < aio_load $path, $facedata
2662	or die "$path: $!";	3195	or die "$path: $!";
…		…
2664	$facedata = Coro::Storable::thaw $facedata;	3197	$facedata = Coro::Storable::thaw $facedata;
2665		3198
2666	$facedata->{version} == 2	3199	$facedata->{version} == 2
2667	or cf::cleanup "$path: version mismatch, cannot proceed.";	3200	or cf::cleanup "$path: version mismatch, cannot proceed.";
2668		3201
		3202	# patch in the exptable
		3203	$facedata->{resource}{"res/exp_table"} = {
		3204	type => FT_RSRC,
		3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3206	};
		3207	cf::cede_to_tick;
		3208
2669	{	3209	{
2670	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
2671		3211
2672	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2673	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
2674	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3215	cf::face::set_visibility $idx, $info->{visibility};
		3216	cf::face::set_magicmap $idx, $info->{magicmap};
2675	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2676	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2677	Coro::cede;	3219
		3220	cf::cede_to_tick;
2678	}	3221	}
2679		3222
2680	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
2681	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
2682	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
2683	or next;	3227	or next;
		3228
2684	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
		3230	cf::face::set_smooth $idx, $smooth;
2685	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2686	} else {	3232	} else {
2687	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
2688	}	3234	}
2689	Coro::cede;	3235
		3236	cf::cede_to_tick;
2690	}	3237	}
2691	}	3238	}
2692		3239
2693	{	3240	{
2694	my $anims = $facedata->{animinfo};	3241	my $anims = $facedata->{animinfo};
2695		3242
2696	while (my ($anim, $info) = each %$anims) {	3243	while (my ($anim, $info) = each %$anims) {
2697	cf::anim::set $anim, $info->{frames}, $info->{facings};	3244	cf::anim::set $anim, $info->{frames}, $info->{facings};
2698	Coro::cede;	3245	cf::cede_to_tick;
2699	}	3246	}
2700		3247
2701	cf::anim::invalidate_all; # d'oh	3248	cf::anim::invalidate_all; # d'oh
2702	}	3249	}
2703		3250
		3251	{
		3252	# TODO: for gcfclient pleasure, we should give resources
		3253	# that gcfclient doesn't grok a >10000 face index.
		3254	my $res = $facedata->{resource};
		3255
		3256	while (my ($name, $info) = each %$res) {
		3257	if (defined $info->{type}) {
		3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3259	my $data;
		3260
		3261	if ($info->{type} & 1) {
		3262	# prepend meta info
		3263
		3264	my $meta = $enc->encode ({
		3265	name => $name,
		3266	%{ $info->{meta} || {} },
		3267	});
		3268
		3269	$data = pack "(w/a*)*", $meta, $info->{data};
		3270	} else {
		3271	$data = $info->{data};
		3272	}
		3273
		3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3275	cf::face::set_type $idx, $info->{type};
		3276	} else {
		3277	$RESOURCE{$name} = $info;
		3278	}
		3279
		3280	cf::cede_to_tick;
		3281	}
		3282	}
		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3285
2704	1	3286	1
2705	}	3287	}
2706		3288
		3289	cf::global->attach (on_resource_update => sub {
		3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3292
		3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3294	my $sound = $soundconf->{compat}[$_]
		3295	or next;
		3296
		3297	my $face = cf::face::find "sound/$sound->[1]";
		3298	cf::sound::set $sound->[0] => $face;
		3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3300	}
		3301
		3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3303	my $face = cf::face::find "sound/$v";
		3304	cf::sound::set $k => $face;
		3305	}
		3306	}
		3307	});
		3308
		3309	register_exticmd fx_want => sub {
		3310	my ($ns, $want) = @_;
		3311
		3312	while (my ($k, $v) = each %$want) {
		3313	$ns->fx_want ($k, $v);
		3314	}
		3315	};
		3316
		3317	sub load_resource_file($) {
		3318	my $status = load_resource_file_ $_[0];
		3319	get_slot 0.1, 100;
		3320	cf::arch::commit_load;
		3321	$status
		3322	}
		3323
2707	sub reload_regions {	3324	sub reload_regions {
		3325	# HACK to clear player env face cache, we need some signal framework
		3326	# for this (global event?)
		3327	%ext::player_env::MUSIC_FACE_CACHE = ();
		3328
2708	load_resource_file "$MAPDIR/regions"	3329	load_resource_file "$MAPDIR/regions"
2709	or die "unable to load regions file\n";	3330	or die "unable to load regions file\n";
		3331
		3332	for (cf::region::list) {
		3333	$_->{match} = qr/$_->{match}/
		3334	if exists $_->{match};
		3335	}
2710	}	3336	}
2711		3337
2712	sub reload_facedata {	3338	sub reload_facedata {
2713	load_facedata "$DATADIR/facedata"	3339	load_facedata "$DATADIR/facedata"
2714	or die "unable to load facedata\n";	3340	or die "unable to load facedata\n";
2715	}	3341	}
2716		3342
2717	sub reload_archetypes {	3343	sub reload_archetypes {
2718	load_resource_file "$DATADIR/archetypes"	3344	load_resource_file "$DATADIR/archetypes"
2719	or die "unable to load archetypes\n";	3345	or die "unable to load archetypes\n";
2720	#d# NEED to laod twice to resolve forward references
2721	# this really needs to be done in an extra post-pass
2722	# (which needs to be synchronous, so solve it differently)
2723	load_resource_file "$DATADIR/archetypes"
2724	or die "unable to load archetypes\n";
2725	}	3346	}
2726		3347
2727	sub reload_treasures {	3348	sub reload_treasures {
2728	load_resource_file "$DATADIR/treasures"	3349	load_resource_file "$DATADIR/treasures"
2729	or die "unable to load treasurelists\n";	3350	or die "unable to load treasurelists\n";
2730	}	3351	}
2731		3352
2732	sub reload_resources {	3353	sub reload_resources {
2733	warn "reloading resource files...\n";	3354	warn "reloading resource files...\n";
2734		3355
		3356	reload_facedata;
		3357	reload_archetypes;
2735	reload_regions;	3358	reload_regions;
2736	reload_facedata;
2737	#reload_archetypes;#d#
2738	reload_archetypes;
2739	reload_treasures;	3359	reload_treasures;
2740		3360
2741	warn "finished reloading resource files\n";	3361	warn "finished reloading resource files\n";
2742	}	3362	}
2743		3363
2744	sub init {	3364	sub init {
		3365	my $guard = freeze_mainloop;
		3366
2745	reload_resources;	3367	reload_resources;
2746	}	3368	}
2747		3369
2748	sub cfg_load {	3370	sub reload_config {
2749	open my $fh, "<:utf8", "$CONFDIR/config"	3371	open my $fh, "<:utf8", "$CONFDIR/config"
2750	or return;	3372	or return;
2751		3373
2752	local $/;	3374	local $/;
2753	*CFG = YAML::Syck::Load <$fh>;	3375	*CFG = YAML::Load <$fh>;
2754		3376
2755	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3377	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2756		3378
2757	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3379	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2758	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3380	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2769	sub main {	3391	sub main {
2770	# we must not ever block the main coroutine	3392	# we must not ever block the main coroutine
2771	local $Coro::idle = sub {	3393	local $Coro::idle = sub {
2772	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3394	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2773	(async {	3395	(async {
2774	Event::one_event;	3396	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3397	EV::loop EV::LOOP_ONESHOT;
2775	})->prio (Coro::PRIO_MAX);	3398	})->prio (Coro::PRIO_MAX);
2776	};	3399	};
2777		3400
2778	cfg_load;	3401	{
		3402	my $guard = freeze_mainloop;
		3403	reload_config;
2779	db_init;	3404	db_init;
2780	load_extensions;	3405	load_extensions;
2781		3406
2782	$TICK_WATCHER->start;	3407	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3408	evthread_start IO::AIO::poll_fileno;
		3409	}
		3410
2783	Event::loop;	3411	EV::loop;
2784	}	3412	}
2785		3413
2786	#############################################################################	3414	#############################################################################
2787	# initialisation and cleanup	3415	# initialisation and cleanup
2788		3416
2789	# install some emergency cleanup handlers	3417	# install some emergency cleanup handlers
2790	BEGIN {	3418	BEGIN {
		3419	our %SIGWATCHER = ();
2791	for my $signal (qw(INT HUP TERM)) {	3420	for my $signal (qw(INT HUP TERM)) {
2792	Event->signal (	3421	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2793	reentrant => 0,
2794	data => WF_AUTOCANCEL,
2795	signal => $signal,
2796	prio => 0,
2797	cb => sub {
2798	cf::cleanup "SIG$signal";	3422	cf::cleanup "SIG$signal";
2799	},
2800	);	3423	};
2801	}	3424	}
2802	}	3425	}
2803		3426
2804	sub write_runtime {	3427	sub write_runtime_sync {
2805	my $runtime = "$LOCALDIR/runtime";	3428	my $runtime = "$LOCALDIR/runtime";
2806		3429
2807	# first touch the runtime file to show we are still running:	3430	# first touch the runtime file to show we are still running:
2808	# the fsync below can take a very very long time.	3431	# the fsync below can take a very very long time.
2809		3432
…		…
2835	and return;	3458	and return;
2836		3459
2837	warn "runtime file written.\n";	3460	warn "runtime file written.\n";
2838		3461
2839	1	3462	1
		3463	}
		3464
		3465	our $uuid_lock;
		3466	our $uuid_skip;
		3467
		3468	sub write_uuid_sync($) {
		3469	$uuid_skip ||= $_[0];
		3470
		3471	return if $uuid_lock;
		3472	local $uuid_lock = 1;
		3473
		3474	my $uuid = "$LOCALDIR/uuid";
		3475
		3476	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3477	or return;
		3478
		3479	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3480	$uuid_skip = 0;
		3481
		3482	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3483	and return;
		3484
		3485	# always fsync - this file is important
		3486	aio_fsync $fh
		3487	and return;
		3488
		3489	close $fh
		3490	or return;
		3491
		3492	aio_rename "$uuid~", $uuid
		3493	and return;
		3494
		3495	warn "uuid file written ($value).\n";
		3496
		3497	1
		3498
		3499	}
		3500
		3501	sub write_uuid($$) {
		3502	my ($skip, $sync) = @_;
		3503
		3504	$sync ? write_uuid_sync $skip
		3505	: async { write_uuid_sync $skip };
2840	}	3506	}
2841		3507
2842	sub emergency_save() {	3508	sub emergency_save() {
2843	my $freeze_guard = cf::freeze_mainloop;	3509	my $freeze_guard = cf::freeze_mainloop;
2844		3510
…		…
2850	# and maps saved/destroyed asynchronously.	3516	# and maps saved/destroyed asynchronously.
2851	warn "begin emergency player save\n";	3517	warn "begin emergency player save\n";
2852	for my $login (keys %cf::PLAYER) {	3518	for my $login (keys %cf::PLAYER) {
2853	my $pl = $cf::PLAYER{$login} or next;	3519	my $pl = $cf::PLAYER{$login} or next;
2854	$pl->valid or next;	3520	$pl->valid or next;
		3521	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2855	$pl->save;	3522	$pl->save;
2856	}	3523	}
2857	warn "end emergency player save\n";	3524	warn "end emergency player save\n";
2858		3525
2859	warn "begin emergency map save\n";	3526	warn "begin emergency map save\n";
…		…
2865	warn "end emergency map save\n";	3532	warn "end emergency map save\n";
2866		3533
2867	warn "begin emergency database checkpoint\n";	3534	warn "begin emergency database checkpoint\n";
2868	BDB::db_env_txn_checkpoint $DB_ENV;	3535	BDB::db_env_txn_checkpoint $DB_ENV;
2869	warn "end emergency database checkpoint\n";	3536	warn "end emergency database checkpoint\n";
		3537
		3538	warn "begin write uuid\n";
		3539	write_uuid_sync 1;
		3540	warn "end write uuid\n";
2870	};	3541	};
2871		3542
2872	warn "leave emergency perl save\n";	3543	warn "leave emergency perl save\n";
2873	}	3544	}
2874		3545
…		…
2889	warn "reloading...";	3560	warn "reloading...";
2890		3561
2891	warn "entering sync_job";	3562	warn "entering sync_job";
2892		3563
2893	cf::sync_job {	3564	cf::sync_job {
2894	cf::write_runtime; # external watchdog should not bark	3565	cf::write_runtime_sync; # external watchdog should not bark
2895	cf::emergency_save;	3566	cf::emergency_save;
2896	cf::write_runtime; # external watchdog should not bark	3567	cf::write_runtime_sync; # external watchdog should not bark
2897		3568
2898	warn "syncing database to disk";	3569	warn "syncing database to disk";
2899	BDB::db_env_txn_checkpoint $DB_ENV;	3570	BDB::db_env_txn_checkpoint $DB_ENV;
2900		3571
2901	# if anything goes wrong in here, we should simply crash as we already saved	3572	# if anything goes wrong in here, we should simply crash as we already saved
2902
2903	warn "cancelling all WF_AUTOCANCEL watchers";
2904	for (Event::all_watchers) {
2905	$_->cancel if $_->data & WF_AUTOCANCEL;
2906	}
2907		3573
2908	warn "flushing outstanding aio requests";	3574	warn "flushing outstanding aio requests";
2909	for (;;) {	3575	for (;;) {
2910	BDB::flush;	3576	BDB::flush;
2911	IO::AIO::flush;	3577	IO::AIO::flush;
2912	Coro::cede;	3578	Coro::cede_notself;
2913	last unless IO::AIO::nreqs || BDB::nreqs;	3579	last unless IO::AIO::nreqs || BDB::nreqs;
2914	warn "iterate...";	3580	warn "iterate...";
2915	}	3581	}
2916		3582
2917	++$RELOAD;	3583	++$RELOAD;
…		…
2976	warn "reloading cf.pm";	3642	warn "reloading cf.pm";
2977	require cf;	3643	require cf;
2978	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3644	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2979		3645
2980	warn "loading config and database again";	3646	warn "loading config and database again";
2981	cf::cfg_load;	3647	cf::reload_config;
2982		3648
2983	warn "loading extensions";	3649	warn "loading extensions";
2984	cf::load_extensions;	3650	cf::load_extensions;
2985		3651
2986	warn "reattaching attachments to objects/players";	3652	warn "reattaching attachments to objects/players";
…		…
2993	warn "leaving sync_job";	3659	warn "leaving sync_job";
2994		3660
2995	1	3661	1
2996	} or do {	3662	} or do {
2997	warn $@;	3663	warn $@;
2998	warn "error while reloading, exiting.";	3664	cf::cleanup "error while reloading, exiting.";
2999	exit 1;
3000	};	3665	};
3001		3666
3002	warn "reloaded";	3667	warn "reloaded";
3003	};	3668	};
3004		3669
…		…
3006		3671
3007	sub reload_perl() {	3672	sub reload_perl() {
3008	# doing reload synchronously and two reloads happen back-to-back,	3673	# doing reload synchronously and two reloads happen back-to-back,
3009	# coro crashes during coro_state_free->destroy here.	3674	# coro crashes during coro_state_free->destroy here.
3010		3675
3011	$RELOAD_WATCHER ||= Event->timer (	3676	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3012	reentrant => 0,
3013	after => 0,
3014	data => WF_AUTOCANCEL,
3015	cb => sub {
3016	do_reload_perl;	3677	do_reload_perl;
3017	undef $RELOAD_WATCHER;	3678	undef $RELOAD_WATCHER;
3018	},
3019	);	3679	};
3020	}	3680	}
3021		3681
3022	register_command "reload" => sub {	3682	register_command "reload" => sub {
3023	my ($who, $arg) = @_;	3683	my ($who, $arg) = @_;
3024		3684
3025	if ($who->flag (FLAG_WIZ)) {	3685	if ($who->flag (FLAG_WIZ)) {
3026	$who->message ("reloading server.");	3686	$who->message ("reloading server.");
		3687	async {
		3688	$Coro::current->{desc} = "perl_reload";
3027	async { reload_perl };	3689	reload_perl;
		3690	};
3028	}	3691	}
3029	};	3692	};
3030		3693
3031	unshift @INC, $LIBDIR;	3694	unshift @INC, $LIBDIR;
3032		3695
…		…
3034		3697
3035	our @WAIT_FOR_TICK;	3698	our @WAIT_FOR_TICK;
3036	our @WAIT_FOR_TICK_BEGIN;	3699	our @WAIT_FOR_TICK_BEGIN;
3037		3700
3038	sub wait_for_tick {	3701	sub wait_for_tick {
3039	return unless $TICK_WATCHER->is_active;
3040	return if $Coro::current == $Coro::main;	3702	return if tick_inhibit || $Coro::current == $Coro::main;
3041		3703
3042	my $signal = new Coro::Signal;	3704	my $signal = new Coro::Signal;
3043	push @WAIT_FOR_TICK, $signal;	3705	push @WAIT_FOR_TICK, $signal;
3044	$signal->wait;	3706	$signal->wait;
3045	}	3707	}
3046		3708
3047	sub wait_for_tick_begin {	3709	sub wait_for_tick_begin {
3048	return unless $TICK_WATCHER->is_active;
3049	return if $Coro::current == $Coro::main;	3710	return if tick_inhibit || $Coro::current == $Coro::main;
3050		3711
3051	my $signal = new Coro::Signal;	3712	my $signal = new Coro::Signal;
3052	push @WAIT_FOR_TICK_BEGIN, $signal;	3713	push @WAIT_FOR_TICK_BEGIN, $signal;
3053	$signal->wait;	3714	$signal->wait;
3054	}	3715	}
3055		3716
3056	my $min = 1e6;#d#	3717	sub tick {
3057	my $avg = 10;
3058	$TICK_WATCHER = Event->timer (
3059	reentrant => 0,
3060	parked => 1,
3061	prio => 0,
3062	at => $NEXT_TICK || $TICK,
3063	data => WF_AUTOCANCEL,
3064	cb => sub {
3065	if ($Coro::current != $Coro::main) {	3718	if ($Coro::current != $Coro::main) {
3066	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3719	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3067	unless ++$bug_warning > 10;	3720	unless ++$bug_warning > 10;
3068	return;	3721	return;
3069	}	3722	}
3070		3723
3071	$NOW = $tick_start = Event::time;
3072
3073	cf::server_tick; # one server iteration	3724	cf::server_tick; # one server iteration
3074		3725
3075	0 && sync_job {#d#	3726	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3076	for(1..10) {	3727	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3077	my $t = Event::time;	3728	Coro::async_pool {
3078	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3729	$Coro::current->{desc} = "runtime saver";
3079	or die;	3730	write_runtime_sync
3080		3731	or warn "ERROR: unable to write runtime file: $!";
3081	$map->width (50);
3082	$map->height (50);
3083	$map->alloc;
3084	$map->_load_objects ("/tmp/x.map", 1);
3085	my $t = Event::time - $t;
3086
3087	#next unless $t < 0.0013;#d#
3088	if ($t < $min) {
3089	$min = $t;
3090	}
3091	$avg = $avg * 0.99 + $t * 0.01;
3092	}
3093	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3094	exit 0;
3095	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3096	};	3732	};
		3733	}
3097		3734
3098	$RUNTIME += $TICK;
3099	$NEXT_TICK += $TICK;
3100
3101	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3102	$NEXT_RUNTIME_WRITE = $NOW + 10;
3103	Coro::async_pool {
3104	write_runtime
3105	or warn "ERROR: unable to write runtime file: $!";
3106	};
3107	}
3108
3109	# my $AFTER = Event::time;
3110	# warn $AFTER - $NOW;#d#
3111
3112	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3735	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3113	$sig->send;	3736	$sig->send;
3114	}	3737	}
3115	while (my $sig = shift @WAIT_FOR_TICK) {	3738	while (my $sig = shift @WAIT_FOR_TICK) {
3116	$sig->send;	3739	$sig->send;
3117	}	3740	}
3118		3741
3119	$NOW = Event::time;	3742	$LOAD = ($NOW - $TICK_START) / $TICK;
3120
3121	# if we are delayed by four ticks or more, skip them all
3122	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3123
3124	$TICK_WATCHER->at ($NEXT_TICK);
3125	$TICK_WATCHER->start;
3126
3127	$LOAD = ($NOW - $tick_start) / $TICK;
3128	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3743	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3129		3744
3130	_post_tick;	3745	if (0) {
3131		3746	if ($NEXT_TICK) {
3132		3747	my $jitter = $TICK_START - $NEXT_TICK;
		3748	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3749	warn "jitter $JITTER\n";#d#
		3750	}
3133	},	3751	}
3134	);	3752	}
3135		3753
3136	{	3754	{
3137	BDB::max_poll_time $TICK * 0.1;	3755	# configure BDB
3138	$BDB_POLL_WATCHER = Event->io (	3756
3139	reentrant => 0,
3140	fd => BDB::poll_fileno,
3141	poll => 'r',
3142	prio => 0,
3143	data => WF_AUTOCANCEL,
3144	cb => \&BDB::poll_cb,
3145	);
3146	BDB::min_parallel 8;	3757	BDB::min_parallel 8;
3147		3758	BDB::max_poll_reqs $TICK * 0.1;
3148	BDB::set_sync_prepare {	3759	$Coro::BDB::WATCHER->priority (1);
3149	my $status;
3150	my $current = $Coro::current;
3151	(
3152	sub {
3153	$status = $!;
3154	$current->ready; undef $current;
3155	},
3156	sub {
3157	Coro::schedule while defined $current;
3158	$! = $status;
3159	},
3160	)
3161	};
3162		3760
3163	unless ($DB_ENV) {	3761	unless ($DB_ENV) {
3164	$DB_ENV = BDB::db_env_create;	3762	$DB_ENV = BDB::db_env_create;
		3763	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3764	| BDB::LOG_AUTOREMOVE, 1);
		3765	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3766	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3165		3767
3166	cf::sync_job {	3768	cf::sync_job {
3167	eval {	3769	eval {
3168	BDB::db_env_open	3770	BDB::db_env_open
3169	$DB_ENV,	3771	$DB_ENV,
…		…
3171	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3773	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3172	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3774	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3173	0666;	3775	0666;
3174		3776
3175	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3777	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3176
3177	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3178	$DB_ENV->set_lk_detect;
3179	};	3778	};
3180		3779
3181	cf::cleanup "db_env_open(db): $@" if $@;	3780	cf::cleanup "db_env_open(db): $@" if $@;
3182	};	3781	};
3183	}	3782	}
		3783
		3784	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3785	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3786	};
		3787	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3788	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3789	};
		3790	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3791	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3792	};
3184	}	3793	}
3185		3794
3186	{	3795	{
		3796	# configure IO::AIO
		3797
3187	IO::AIO::min_parallel 8;	3798	IO::AIO::min_parallel 8;
3188
3189	undef $Coro::AIO::WATCHER;
3190	IO::AIO::max_poll_time $TICK * 0.1;	3799	IO::AIO::max_poll_time $TICK * 0.1;
3191	$AIO_POLL_WATCHER = Event->io (	3800	$Coro::AIO::WATCHER->priority (1);
3192	reentrant => 0,
3193	data => WF_AUTOCANCEL,
3194	fd => IO::AIO::poll_fileno,
3195	poll => 'r',
3196	prio => 6,
3197	cb => \&IO::AIO::poll_cb,
3198	);
3199	}	3801	}
3200		3802
3201	my $_log_backtrace;	3803	my $_log_backtrace;
3202		3804
3203	sub _log_backtrace {	3805	sub _log_backtrace {
…		…
3207		3809
3208	# limit the # of concurrent backtraces	3810	# limit the # of concurrent backtraces
3209	if ($_log_backtrace < 2) {	3811	if ($_log_backtrace < 2) {
3210	++$_log_backtrace;	3812	++$_log_backtrace;
3211	async {	3813	async {
		3814	$Coro::current->{desc} = "abt $msg";
		3815
3212	my @bt = fork_call {	3816	my @bt = fork_call {
3213	@addr = map { sprintf "%x", $_ } @addr;	3817	@addr = map { sprintf "%x", $_ } @addr;
3214	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3818	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3215	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3819	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3216	or die "addr2line: $!";	3820	or die "addr2line: $!";

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