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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.301 by root, Tue Jul 10 07:01:51 2007 UTC vs.
Revision 1.421 by root, Tue Apr 15 18:43:11 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;
		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
414	sub _store_scalar {
415	open my $fh, ">", \my $buf
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}
422		540
423	sub fork_call(&@) {	541	sub fork_call(&@) {
424	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
425		543
426	# 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,
427	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		547
431	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
432	close $fh2;
433
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
435	warn "pst<$res>" unless $res =~ /^pst/;
436	$res = Coro::Storable::thaw $res;
437
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;	549	reset_signals;
445	local $SIG{__WARN__};	550	&$cb
446	local $SIG{__DIE__};	551	}, @args;
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452		552
453	eval {	553	wantarray ? @res : $res[-1]
454	close $fh1;	554	}
455		555
456	my @res = eval { $cb->(@args) };	556	=item $coin = coin_from_name $name
457		557
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	558	=cut
459	close $fh2;
460	};
461		559
462	warn $@ if $@;	560	our %coin_alias = (
463	_exit 0;	561	"silver" => "silvercoin",
464	}	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
465	}	581	}
466		582
467	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
468		584
469	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
472		588
473	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
474	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).
475		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
476	=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	}
477		615
478	our $DB;	616	our $DB;
479		617
480	sub db_init {	618	sub db_init {
481	unless ($DB) {
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {	619	cf::sync_job {
485	eval {	620	$DB ||= db_table "db";
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}	621	};
495	}	622	}
496		623
497	sub db_get($$) {	624	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
499		626
…		…
549	if (1) {	676	if (1) {
550	$md5 =	677	$md5 =
551	join "\x00",	678	join "\x00",
552	$processversion,	679	$processversion,
553	map {	680	map {
554	Coro::cede;	681	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	683	} 0.. $#$src;
557		684
558		685
559	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
603	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")
604	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
605		732
606	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>
607	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
608	Crossfire TRT).	735	Deliantra).
609		736
610	=over 4	737	=over 4
611		738
612	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
613		740
…		…
865	";	992	";
866	die if $@;	993	die if $@;
867	}	994	}
868		995
869	our $override;	996	our $override;
870	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?
871		998
872	sub override {	999	sub override {
873	$override = 1;	1000	$override = 1;
874	@invoke_results = ();	1001	@INVOKE_RESULTS = (@_);
875	}	1002	}
876		1003
877	sub do_invoke {	1004	sub do_invoke {
878	my $event = shift;	1005	my $event = shift;
879	my $callbacks = shift;	1006	my $callbacks = shift;
880		1007
881	@invoke_results = ();	1008	@INVOKE_RESULTS = ();
882		1009
883	local $override;	1010	local $override;
884		1011
885	for (@$callbacks) {	1012	for (@$callbacks) {
886	eval { &{$_->[1]} };	1013	eval { &{$_->[1]} };
…		…
895	}	1022	}
896		1023
897	0	1024	0
898	}	1025	}
899		1026
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1028
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1030
904	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
905		1032
906	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
907	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
908	results (if you must, access C<@cf::invoke_results> directly).	1035	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1036
910	=back	1037	=back
911		1038
912	=cut	1039	=cut
913		1040
914	#############################################################################	1041	#############################################################################
915	# object support	1042	# object support
		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
		1077	sub _can_merge {
		1078	my ($ob1, $ob2) = @_;
		1079
		1080	++$SLOW_MERGES;#d#
		1081
		1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
		1084	}
916		1085
917	sub reattach {	1086	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1088	my ($obj) = @_;
920		1089
…		…
941	cf::attachable->attach (	1110	cf::attachable->attach (
942	prio => -1000000,	1111	prio => -1000000,
943	on_instantiate => sub {	1112	on_instantiate => sub {
944	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
945		1114
946	$data = from_json $data;	1115	$data = decode_json $data;
947		1116
948	for (@$data) {	1117	for (@$data) {
949	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
950		1119
951	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1136	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
969		1138
970	sync_job {	1139	sync_job {
971	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
974		1144
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1146	chmod SAVE_MODE, $fh;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
979	close $fh;	1149	close $fh;
980		1150
981	if (@$objs) {	1151	if (@$objs) {
982	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) {
983	chmod SAVE_MODE, $fh;	1153	chmod SAVE_MODE, $fh;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
986	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
987	close $fh;	1157	close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
989	}	1159	}
…		…
997	}	1167	}
998	} else {	1168	} else {
999	aio_unlink $filename;	1169	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1001	}	1171	}
1002	}	1172	};
1003	}	1173	}
1004		1174
1005	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1007		1177
…		…
1019	or return;	1189	or return;
1020		1190
1021	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1193	or return;
		1194
1024	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1025	}	1197	}
1026		1198
		1199	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1029	return ($data, $av);	1203	($data, $av)
1030	}	1204	}
1031		1205
1032	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1033		1207
1034	=over 4	1208	=over 4
…		…
1107	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1108		1282
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1284
1111	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
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1117	} else {	1300	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1302	}
1120		1303
1121	cf::override;	1304	cf::override;
…		…
1174	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1175	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1176		1359
1177	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1178	warn $msg;	1361	warn $msg;
1179	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1180	exit 1;
1181	}	1363	}
1182		1364
1183	warn $msg;	1365	warn $msg;
1184	}	1366	}
1185		1367
…		…
1210	use Coro::AIO;	1392	use Coro::AIO;
1211		1393
1212	=head3 cf::player	1394	=head3 cf::player
1213		1395
1214	=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	}
1215		1411
1216	=item cf::player::find $login	1412	=item cf::player::find $login
1217		1413
1218	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1219		1415
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1455
1260	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1261	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;
1262	$cf::PLAYER{$login} = $pl	1463	$cf::PLAYER{$login} = $pl
1263	}	1464	}
1264	}	1465	}
1265	}	1466	}
1266		1467
…		…
1275	return if $pl->{deny_save};	1476	return if $pl->{deny_save};
1276		1477
1277	aio_mkdir playerdir $pl, 0770;	1478	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1479	$pl->{last_save} = $cf::RUNTIME;
1279		1480
		1481	cf::get_slot 0.01;
		1482
1280	$pl->save_pl ($path);	1483	$pl->save_pl ($path);
1281	Coro::cede;	1484	cf::cede_to_tick;
1282	}	1485	}
1283		1486
1284	sub new($) {	1487	sub new($) {
1285	my ($login) = @_;	1488	my ($login) = @_;
1286		1489
…		…
1290	$self->{deny_save} = 1;	1493	$self->{deny_save} = 1;
1291		1494
1292	$cf::PLAYER{$login} = $self;	1495	$cf::PLAYER{$login} = $self;
1293		1496
1294	$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 (@_);
1295	}	1508	}
1296		1509
1297	=item $pl->quit_character	1510	=item $pl->quit_character
1298		1511
1299	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
…		…
1354	or return [];	1567	or return [];
1355		1568
1356	my @logins;	1569	my @logins;
1357		1570
1358	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") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1577	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1578	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1579	}
1362		1580
1363	utf8::decode $login;	1581	utf8::decode $login;
1364	push @logins, $login;	1582	push @logins, $login;
1365	}	1583	}
1366		1584
…		…
1399		1617
1400	Expand crossfire pod fragments into protocol xml.	1618	Expand crossfire pod fragments into protocol xml.
1401		1619
1402	=cut	1620	=cut
1403		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
1404	sub expand_cfpod {	1633	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;	1634	my ($self, $pod) = @_;
1406		1635
1407	# escape & and <	1636	my $xml;
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410		1637
1411	# this is buggy, it needs to properly take care of nested <'s	1638	while () {
		1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1640	$group = $1;
1412		1641
1413	1 while	1642	$group =~ s/&/&amp;/g;
1414	# replace B<>, I<>, U<> etc.	1643	$group =~ s/</&lt;/g;
1415	s/B<([^\>]*)>/<b>$1<\/b>/	1644
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/	1645	$xml .= $group;
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/	1646	} elsif ($pod =~ m%\G
1418	# replace G<male|female> tags	1647	([BCGHITU])
1419	|| s{G<([^>|]*)\|([^>]*)>}{	1648	<
1420	$self->gender ? $2 : $1	1649	(?:
1421	}ge	1650	([^<>]*) (?{ $group = $^N })
1422	# replace H<hint text>	1651	| < $interior >
1423	|| s{H<([^\>]*)>}	1652	)
		1653	>
		1654	%gcsx
1424	{	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") {
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")	1675	"")
1428	[$self->{hintmode}]	1676	[$self->{hintmode}];
		1677	} else {
		1678	$xml .= "error processing '$code($data)' directive";
1429	}ge;	1679	}
		1680	} else {
		1681	if ($pod =~ /\G(.+)/) {
		1682	warn "parse error while expanding $pod (at $1)";
		1683	}
		1684	last;
		1685	}
		1686	}
1430		1687
		1688	for ($xml) {
1431	# create single paragraphs (very hackish)	1689	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;	1690	s/(?<=\S)\n(?=\w)/ /g;
1433		1691
1434	# compress some whitespace	1692	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends	1693	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines	1694	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines	1695	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines	1696	s/\n+$//; # ending lines
		1697	}
1439		1698
1440	$_	1699	$xml
1441	}	1700	}
		1701
		1702	no re 'eval';
1442		1703
1443	sub hintmode {	1704	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;	1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}	1706	$_[0]{hintmode}
1446	}	1707	}
1447		1708
1448	=item $player->ext_reply ($msgid, %msg)	1709	=item $player->ext_reply ($msgid, @msg)
1449		1710
1450	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1451		1712
1452	=cut	1713	=cut
1453		1714
1454	sub ext_reply($$%) {	1715	sub ext_reply($$@) {
1455	my ($self, $id, %msg) = @_;	1716	my ($self, $id, @msg) = @_;
1456		1717
1457	$msg{msgid} = $id;	1718	$self->ns->ext_reply ($id, @msg)
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}	1719	}
1460		1720
1461	=item $player->ext_event ($type, %msg)	1721	=item $player->ext_msg ($type, @msg)
1462		1722
1463	Sends an ext event to the client.	1723	Sends an ext event to the client.
1464		1724
1465	=cut	1725	=cut
1466		1726
1467	sub ext_event($$%) {	1727	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1728	my ($self, $type, @msg) = @_;
1469		1729
1470	$self->ns->ext_event ($type, %msg);	1730	$self->ns->ext_msg ($type, @msg);
1471	}	1731	}
1472		1732
1473	=head3 cf::region	1733	=head3 cf::region
1474		1734
1475	=over 4	1735	=over 4
…		…
1488	my ($path) = @_;	1748	my ($path) = @_;
1489		1749
1490	my ($match, $specificity);	1750	my ($match, $specificity);
1491		1751
1492	for my $region (list) {	1752	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1753	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1754	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1755	if $region->specificity > $specificity;
1496	}	1756	}
1497	}	1757	}
1498		1758
…		…
1519	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1521		1781
1522	sub generate_random_map {	1782	sub generate_random_map {
1523	my ($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
1524	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1525	$self->_create_random_map (	1788	$self->_create_random_map (
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1618	$self->init; # pass $1 etc.	1881	$self->init; # pass $1 etc.
1619	return $self;	1882	return $self;
1620	}	1883	}
1621	}	1884	}
1622		1885
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	1886	Carp::cluck "unable to resolve path '$path' (base '$base').";
1624	()	1887	()
1625	}	1888	}
1626		1889
1627	sub init {	1890	sub init {
1628	my ($self) = @_;	1891	my ($self) = @_;
…		…
1650		1913
1651	# the temporary/swap location	1914	# the temporary/swap location
1652	sub save_path {	1915	sub save_path {
1653	my ($self) = @_;	1916	my ($self) = @_;
1654		1917
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1657	}	1920	}
1658		1921
1659	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1660	sub uniq_path {	1923	sub uniq_path {
1661	my ($self) = @_;	1924	my ($self) = @_;
1662		1925
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1665	}	1928	}
1666		1929
1667	# and all this just because we cannot iterate over	1930	# and all this just because we cannot iterate over
1668	# all maps in C++...	1931	# all maps in C++...
…		…
1691		1954
1692	sub load_header_from($) {	1955	sub load_header_from($) {
1693	my ($self, $path) = @_;	1956	my ($self, $path) = @_;
1694		1957
1695	utf8::encode $path;	1958	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	1959	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	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;
1701		1967
1702	$self->{load_path} = $path;	1968	$self->{load_path} = $path;
1703		1969
1704	1	1970	1
1705	}	1971	}
…		…
1759	sub find {	2025	sub find {
1760	my ($path, $origin) = @_;	2026	my ($path, $origin) = @_;
1761		2027
1762	$path = normalise $path, $origin && $origin->path;	2028	$path = normalise $path, $origin && $origin->path;
1763		2029
		2030	cf::lock_wait "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	2031	cf::lock_wait "map_find:$path";
1765		2032
1766	$cf::MAP{$path} || do {	2033	$cf::MAP{$path} || do {
1767	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
1768	my $map = new_from_path cf::map $path	2037	my $map = new_from_path cf::map $path
1769	or return;	2038	or return;
1770		2039
1771	$map->{last_save} = $cf::RUNTIME;	2040	$map->{last_save} = $cf::RUNTIME;
1772		2041
…		…
1774	or return;	2043	or return;
1775		2044
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	2046	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	2047	#$cf::WAIT_FOR_TICK->wait;
		2048	undef $guard1;
		2049	undef $guard2;
1779	$map->reset;	2050	$map->reset;
1780	undef $guard;
1781	return find $path;	2051	return find $path;
1782	}	2052	}
1783		2053
1784	$cf::MAP{$path} = $map	2054	$cf::MAP{$path} = $map
1785	}	2055	}
…		…
1794	local $self->{deny_reset} = 1; # loading can take a long time	2064	local $self->{deny_reset} = 1; # loading can take a long time
1795		2065
1796	my $path = $self->{path};	2066	my $path = $self->{path};
1797		2067
1798	{	2068	{
1799	my $guard = cf::lock_acquire "map_load:$path";	2069	my $guard = cf::lock_acquire "map_data:$path";
1800		2070
		2071	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	2072	return unless $self->in_memory == cf::MAP_SWAPPED;
1802		2073
1803	$self->in_memory (cf::MAP_LOADING);	2074	$self->in_memory (cf::MAP_LOADING);
1804		2075
1805	$self->alloc;	2076	$self->alloc;
1806		2077
1807	$self->pre_load;	2078	$self->pre_load;
1808	Coro::cede;	2079	cf::cede_to_tick;
1809		2080
		2081	my $f = new_from_file cf::object::thawer $self->{load_path};
		2082	$f->skip_block;
1810	$self->_load_objects ($self->{load_path}, 1)	2083	$self->_load_objects ($f)
1811	or return;	2084	or return;
1812		2085
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1814	if delete $self->{load_original};	2087	if delete $self->{load_original};
1815		2088
1816	if (my $uniq = $self->uniq_path) {	2089	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2090	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2091	unless (aio_stat $uniq) {
		2092	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2093	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2094	$self->_load_objects ($f);
		2095	$f->resolve_delayed_derefs;
		2096	}
1821	}	2097	}
1822	}	2098	}
1823		2099
1824	Coro::cede;	2100	$f->resolve_delayed_derefs;
		2101
		2102	cf::cede_to_tick;
1825	# now do the right thing for maps	2103	# now do the right thing for maps
1826	$self->link_multipart_objects;	2104	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2105	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2106	unless $self->difficulty;
1829	Coro::cede;	2107	cf::cede_to_tick;
1830		2108
1831	unless ($self->{deny_activate}) {	2109	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2110	$self->decay_objects;
1833	$self->fix_auto_apply;	2111	$self->fix_auto_apply;
1834	$self->update_buttons;	2112	$self->update_buttons;
1835	Coro::cede;	2113	cf::cede_to_tick;
1836	$self->set_darkness_map;	2114	$self->set_darkness_map;
1837	Coro::cede;	2115	cf::cede_to_tick;
1838	$self->activate;	2116	$self->activate;
1839	}	2117	}
1840		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1842	}	2123	}
1843		2124
1844	$self->post_load;	2125	$self->post_load;
1845	}	2126	}
1846		2127
…		…
1855		2136
1856	$self	2137	$self
1857	}	2138	}
1858		2139
1859	# find and load all maps in the 3x3 area around a map	2140	# find and load all maps in the 3x3 area around a map
1860	sub load_diag {	2141	sub load_neighbours {
1861	my ($map) = @_;	2142	my ($map) = @_;
1862		2143
1863	my @diag; # diagonal neighbours	2144	my @neigh; # diagonal neighbours
1864		2145
1865	for (0 .. 3) {	2146	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)	2147	my $neigh = $map->tile_path ($_)
1867	or next;	2148	or next;
1868	$neigh = find $neigh, $map	2149	$neigh = find $neigh, $map
1869	or next;	2150	or next;
1870	$neigh->load;	2151	$neigh->load;
1871		2152
		2153	push @neigh,
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}	2156	}
1875		2157
1876	for (@diag) {	2158	for (grep defined $_->[0], @neigh) {
		2159	my ($path, $origin) = @$_;
1877	my $neigh = find @$_	2160	my $neigh = find $path, $origin
1878	or next;	2161	or next;
1879	$neigh->load;	2162	$neigh->load;
1880	}	2163	}
1881	}	2164	}
1882		2165
…		…
1887	}	2170	}
1888		2171
1889	sub do_load_sync {	2172	sub do_load_sync {
1890	my ($map) = @_;	2173	my ($map) = @_;
1891		2174
		2175	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2176	if $Coro::current == $Coro::main;
		2177
1892	cf::sync_job { $map->load };	2178	cf::sync_job { $map->load };
1893	}	2179	}
1894		2180
1895	our %MAP_PREFETCH;	2181	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2182	our $MAP_PREFETCHER = undef;
1897		2183
1898	sub find_async {	2184	sub find_async {
1899	my ($path, $origin) = @_;	2185	my ($path, $origin, $load) = @_;
1900		2186
1901	$path = normalise $path, $origin && $origin->{path};	2187	$path = normalise $path, $origin && $origin->{path};
1902		2188
1903	if (my $map = $cf::MAP{$path}) {	2189	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1905	}	2191	}
1906		2192
1907	undef $MAP_PREFETCH{$path};	2193	$MAP_PREFETCH{$path} |= $load;
		2194
1908	$MAP_PREFETCHER ||= cf::async {	2195	$MAP_PREFETCHER ||= cf::async {
		2196	$Coro::current->{desc} = "map prefetcher";
		2197
1909	while (%MAP_PREFETCH) {	2198	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2199	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2200	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2201	$map->load if $v;
		2202	}
1914		2203
1915	delete $MAP_PREFETCH{$path};	2204	delete $MAP_PREFETCH{$k};
1916	}	2205	}
1917	}	2206	}
1918	undef $MAP_PREFETCHER;	2207	undef $MAP_PREFETCHER;
1919	};	2208	};
1920	$MAP_PREFETCHER->prio (6);	2209	$MAP_PREFETCHER->prio (6);
…		…
1923	}	2212	}
1924		2213
1925	sub save {	2214	sub save {
1926	my ($self) = @_;	2215	my ($self) = @_;
1927		2216
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1929		2218
1930	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
1931		2220
1932	return unless $self->dirty;	2221	return unless $self->dirty;
1933		2222
…		…
1939	return if $self->{deny_save};	2228	return if $self->{deny_save};
1940		2229
1941	local $self->{last_access} = $self->last_access;#d#	2230	local $self->{last_access} = $self->last_access;#d#
1942		2231
1943	cf::async {	2232	cf::async {
		2233	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2234	$_->contr->save for $self->players;
1945	};	2235	};
		2236
		2237	cf::get_slot 0.02;
1946		2238
1947	if ($uniq) {	2239	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2240	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2241	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2242	} else {
…		…
1956	my ($self) = @_;	2248	my ($self) = @_;
1957		2249
1958	# save first because save cedes	2250	# save first because save cedes
1959	$self->save;	2251	$self->save;
1960		2252
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2254
1963	return if $self->players;	2255	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;	2256	return if $self->in_memory != cf::MAP_ACTIVE;
1965	return if $self->{deny_save};	2257	return if $self->{deny_save};
1966		2258
		2259	$self->in_memory (cf::MAP_SWAPPED);
		2260
		2261	$self->deactivate;
		2262	$_->clear_links_to ($self) for values %cf::MAP;
1967	$self->clear;	2263	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2264	}
1970		2265
1971	sub reset_at {	2266	sub reset_at {
1972	my ($self) = @_;	2267	my ($self) = @_;
1973		2268
…		…
2005	if $uniq;	2300	if $uniq;
2006	}	2301	}
2007		2302
2008	delete $cf::MAP{$self->path};	2303	delete $cf::MAP{$self->path};
2009		2304
		2305	$self->deactivate;
		2306	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2307	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2308
2014	$self->unlink_save;	2309	$self->unlink_save;
2015	$self->destroy;	2310	$self->destroy;
2016	}	2311	}
2017		2312
2018	my $nuke_counter = "aaaa";	2313	my $nuke_counter = "aaaa";
2019		2314
2020	sub nuke {	2315	sub nuke {
2021	my ($self) = @_;	2316	my ($self) = @_;
2022		2317
		2318	{
		2319	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2320
2023	delete $cf::MAP{$self->path};	2321	delete $cf::MAP{$self->path};
2024		2322
2025	$self->unlink_save;	2323	$self->unlink_save;
2026		2324
2027	bless $self, "cf::map";	2325	bless $self, "cf::map";
2028	delete $self->{deny_reset};	2326	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2327	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2328	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2330
2033	$cf::MAP{$self->path} = $self;	2331	$cf::MAP{$self->path} = $self;
		2332	}
2034		2333
2035	$self->reset; # polite request, might not happen	2334	$self->reset; # polite request, might not happen
2036	}	2335	}
2037		2336
2038	=item $maps = cf::map::tmp_maps	2337	=item $maps = cf::map::tmp_maps
…		…
2080		2379
2081	sub unique_maps() {	2380	sub unique_maps() {
2082	[	2381	[
2083	map {	2382	map {
2084	utf8::decode $_;	2383	utf8::decode $_;
2085	/\.map$/	2384	s/\.map$//; # TODO future compatibility hack
		2385	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2386	? ()
2086	? normalise $_	2387	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2388	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2389	]
2090	}	2390	}
2091		2391
2092	package cf;
2093
2094	=back	2392	=back
2095		2393
2096	=head3 cf::object	2394	=head3 cf::object
2097		2395
2098	=cut	2396	=cut
…		…
2101		2399
2102	=over 4	2400	=over 4
2103		2401
2104	=item $ob->inv_recursive	2402	=item $ob->inv_recursive
2105		2403
2106	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.
2107		2406
2108	=cut	2407	=cut
2109		2408
2110	sub inv_recursive_;	2409	sub inv_recursive_;
2111	sub inv_recursive_ {	2410	sub inv_recursive_ {
2112	map { $_, inv_recursive_ $_->inv } @_	2411	map { $_, inv_recursive_ $_->inv } @_
2113	}	2412	}
2114		2413
2115	sub inv_recursive {	2414	sub inv_recursive {
2116	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	}
2117	}	2444	}
2118		2445
2119	package cf;	2446	package cf;
2120		2447
2121	=back	2448	=back
…		…
2145		2472
2146	} else {	2473	} else {
2147	my $pl = $self->contr;	2474	my $pl = $self->contr;
2148		2475
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2476	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2479
2158	} else {	2480	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2482	$self->message ($msg, $flags);
2161	}	2483	}
2162	}	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 (@_);
2163	}	2495	}
2164		2496
2165	=item $player_object->may ("access")	2497	=item $player_object->may ("access")
2166		2498
2167	Returns wether the given player is authorized to access resource "access"	2499	Returns wether the given player is authorized to access resource "access"
…		…
2246	# use -1 or undef as default coordinates, not 0, 0	2578	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2579	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2580	if $x <=0 && $y <= 0;
2249		2581
2250	$map->load;	2582	$map->load;
2251	$map->load_diag;	2583	$map->load_neighbours;
2252		2584
2253	return unless $self->contr->active;	2585	return unless $self->contr->active;
2254	$self->activate_recursive;	2586	$self->activate_recursive;
2255		2587
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2589	$self->enter_map ($map, $x, $y);
2258	}	2590	}
2259		2591
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2261		2593
2262	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
2263	her, loading and preparing them map, calling the provided $check callback	2595	her, loading and preparing them map, calling the provided $check callback
2264	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
2265	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.
2266		2599
2267	=cut	2600	=cut
2268		2601
2269	our $GOTOGEN;	2602	our $GOTOGEN;
2270		2603
2271	sub cf::object::player::goto {	2604	sub cf::object::player::goto {
2272	my ($self, $path, $x, $y, $check) = @_;	2605	my ($self, $path, $x, $y, $check, $done) = @_;
2273		2606
2274	# 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
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2609
2277	$self->enter_link;	2610	$self->enter_link;
2278		2611
2279	(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
2280	my $map = eval {	2634	my $map = eval {
2281	my $map = cf::map::find $path;	2635	my $map = defined $path ? cf::map::find $path : undef;
2282		2636
2283	if ($map) {	2637	if ($map) {
2284	$map = $map->customise_for ($self);	2638	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2639	$map = $check->($map) if $check && $map;
2286	} else {	2640	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2642	}
2289		2643
2290	$map	2644	$map
2291	};	2645	};
2292		2646
…		…
2297		2651
2298	if ($gen == $self->{_goto_generation}) {	2652	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2653	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2654	$self->leave_link ($map, $x, $y);
2301	}	2655	}
		2656
		2657	$done->() if $done;
2302	})->prio (1);	2658	})->prio (1);
2303	}	2659	}
2304		2660
2305	=item $player_object->enter_exit ($exit_object)	2661	=item $player_object->enter_exit ($exit_object)
2306		2662
…		…
2343	$rmp->{origin_y} = $exit->y;	2699	$rmp->{origin_y} = $exit->y;
2344	}	2700	}
2345		2701
2346	$rmp->{random_seed} ||= $exit->random_seed;	2702	$rmp->{random_seed} ||= $exit->random_seed;
2347		2703
2348	my $data = cf::to_json $rmp;	2704	my $data = JSON::XS->new->utf8->pretty->canolicalize->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2705	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2706	my $meta = "$RANDOMDIR/$md5.meta";
2351		2707
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2709	aio_write $fh, 0, (length $data), $data, 0;
…		…
2380	# if exit is damned, update players death & WoR home-position	2736	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)	2737	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);	2738	if $exit->flag (FLAG_DAMNED);
2383		2739
2384	(async {	2740	(async {
		2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2742
2385	$self->deactivate_recursive; # just to be sure	2743	$self->deactivate_recursive; # just to be sure
2386	unless (eval {	2744	unless (eval {
2387	$self->goto ($slaying, $hp, $sp);	2745	$self->goto ($slaying, $hp, $sp);
2388		2746
2389	1;	2747	1;
…		…
2415		2773
2416	utf8::encode $text;	2774	utf8::encode $text;
2417	$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);
2418	}	2776	}
2419		2777
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	2778	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		2779
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	2780	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	2781	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	2782	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	2783	the message unless the client supports the msg packet.
2426		2784
2427	=cut	2785	=cut
2428		2786
		2787	# non-persistent channels (usually the info channel)
		2788	our %CHANNEL = (
		2789	"c/identify" => {
		2790	id => "infobox",
		2791	title => "Identify",
		2792	reply => undef,
		2793	tooltip => "Items recently identified",
		2794	},
		2795	"c/examine" => {
		2796	id => "infobox",
		2797	title => "Examine",
		2798	reply => undef,
		2799	tooltip => "Signs and other items you examined",
		2800	},
		2801	"c/book" => {
		2802	id => "infobox",
		2803	title => "Book",
		2804	reply => undef,
		2805	tooltip => "The contents of a note or book",
		2806	},
		2807	"c/lookat" => {
		2808	id => "infobox",
		2809	title => "Look",
		2810	reply => undef,
		2811	tooltip => "What you saw there",
		2812	},
		2813	"c/who" => {
		2814	id => "infobox",
		2815	title => "Players",
		2816	reply => undef,
		2817	tooltip => "Shows players who are currently online",
		2818	},
		2819	"c/body" => {
		2820	id => "infobox",
		2821	title => "Body Parts",
		2822	reply => undef,
		2823	tooltip => "Shows which body parts you posess and are available",
		2824	},
		2825	"c/uptime" => {
		2826	id => "infobox",
		2827	title => "Uptime",
		2828	reply => undef,
		2829	tooltip => "How long the server has been running since last restart",
		2830	},
		2831	"c/mapinfo" => {
		2832	id => "infobox",
		2833	title => "Map Info",
		2834	reply => undef,
		2835	tooltip => "Information related to the maps",
		2836	},
		2837	);
		2838
2429	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2431		2841
2432	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg);
2433		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
2434	return unless @extra || length $msg;	2866	return unless @extra || length $msg;
2435		2867
2436	if ($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
2437	$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, $msg, @extra]));
2438	} else {	2875	} else {
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448
2449	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
2450	if (0 && $msg =~ /\[/) {	2891	if (0 && $msg =~ /\[/) {
		2892	# COMMAND/INFO
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2452	} else {	2894	} else {
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")	2896	$self->send_packet ("drawinfo $color $msg")
2455	}	2897	}
2456	}	2898	}
2457	}	2899	}
2458	}	2900	}
2459		2901
2460	=item $client->ext_event ($type, %msg)	2902	=item $client->ext_msg ($type, @msg)
2461		2903
2462	Sends an ext event to the client.	2904	Sends an ext event to the client.
2463		2905
2464	=cut	2906	=cut
2465		2907
2466	sub cf::client::ext_event($$%) {	2908	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	2909	my ($self, $type, @msg) = @_;
2468		2910
		2911	if ($self->extcmd == 2) {
		2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2913	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	2914	push @msg, msgtype => "event_$type";
2470	$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	}
2471	}	2935	}
2472		2936
2473	=item $success = $client->query ($flags, "text", \&cb)	2937	=item $success = $client->query ($flags, "text", \&cb)
2474		2938
2475	Queues a query to the client, calling the given callback with	2939	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	2994	my ($ns, $buf) = @_;
2531		2995
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2996	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		2997
2534	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
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3006	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	3007	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	3008	}
		3009
		3010	$ns->ext_reply ($reply, @reply)
		3011	if $reply;
		3012
2541	} else {	3013	} else {
2542	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";
2543	}	3015	}
2544		3016
2545	cf::override;	3017	cf::override;
…		…
2592	our $safe = new Safe "safe";	3064	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3065	our $safe_hole = new Safe::Hole;
2594		3066
2595	$SIG{FPE} = 'IGNORE';	3067	$SIG{FPE} = 'IGNORE';
2596		3068
2597	$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	));
2598		3074
2599	# here we export the classes and methods available to script code	3075	# here we export the classes and methods available to script code
2600		3076
2601	=pod	3077	=pod
2602		3078
2603	The following functions and methods are available within a safe environment:	3079	The following functions and methods are available within a safe environment:
2604		3080
2605	cf::object	3081	cf::object
2606	contr pay_amount pay_player map x y force_find force_add	3082	contr pay_amount pay_player map x y force_find force_add destroy
2607	insert remove	3083	insert remove name archname title slaying race decrease_ob_nr
2608		3084
2609	cf::object::player	3085	cf::object::player
2610	player	3086	player
2611		3087
2612	cf::player	3088	cf::player
…		…
2617		3093
2618	=cut	3094	=cut
2619		3095
2620	for (	3096	for (
2621	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	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
2622	insert remove)],	3099	decrease_ob_nr destroy)],
2623	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful)],
2625	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2626	) {	3103	) {
2627	no strict 'refs';	3104	no strict 'refs';
…		…
2703	# the server's init and main functions	3180	# the server's init and main functions
2704		3181
2705	sub load_facedata($) {	3182	sub load_facedata($) {
2706	my ($path) = @_;	3183	my ($path) = @_;
2707		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
2708	warn "loading facedata from $path\n";	3191	warn "loading facedata from $path\n";
2709		3192
2710	my $facedata;	3193	my $facedata;
2711	0 < aio_load $path, $facedata	3194	0 < aio_load $path, $facedata
2712	or die "$path: $!";	3195	or die "$path: $!";
…		…
2714	$facedata = Coro::Storable::thaw $facedata;	3197	$facedata = Coro::Storable::thaw $facedata;
2715		3198
2716	$facedata->{version} == 2	3199	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3200	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		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
2719	{	3209	{
2720	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
2721		3211
2722	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3215	cf::face::set_visibility $idx, $info->{visibility};
		3216	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2727	Coro::cede;	3219
		3220	cf::cede_to_tick;
2728	}	3221	}
2729		3222
2730	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
2732	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
2733	or next;	3227	or next;
		3228
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
		3230	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3232	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3234	}
2739	Coro::cede;	3235
		3236	cf::cede_to_tick;
2740	}	3237	}
2741	}	3238	}
2742		3239
2743	{	3240	{
2744	my $anims = $facedata->{animinfo};	3241	my $anims = $facedata->{animinfo};
2745		3242
2746	while (my ($anim, $info) = each %$anims) {	3243	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3244	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3245	cf::cede_to_tick;
2749	}	3246	}
2750		3247
2751	cf::anim::invalidate_all; # d'oh	3248	cf::anim::invalidate_all; # d'oh
2752	}	3249	}
2753		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
2754	1	3286	1
2755	}	3287	}
2756		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
2757	sub reload_regions {	3317	sub reload_regions {
		3318	# HACK to clear player env face cache, we need some signal framework
		3319	# for this (global event?)
		3320	%ext::player_env::MUSIC_FACE_CACHE = ();
		3321
2758	load_resource_file "$MAPDIR/regions"	3322	load_resource_file "$MAPDIR/regions"
2759	or die "unable to load regions file\n";	3323	or die "unable to load regions file\n";
		3324
		3325	for (cf::region::list) {
		3326	$_->{match} = qr/$_->{match}/
		3327	if exists $_->{match};
		3328	}
2760	}	3329	}
2761		3330
2762	sub reload_facedata {	3331	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3332	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3333	or die "unable to load facedata\n";
…		…
2793		3362
2794	sub init {	3363	sub init {
2795	reload_resources;	3364	reload_resources;
2796	}	3365	}
2797		3366
2798	sub cfg_load {	3367	sub reload_config {
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3368	open my $fh, "<:utf8", "$CONFDIR/config"
2800	or return;	3369	or return;
2801		3370
2802	local $/;	3371	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;	3372	*CFG = YAML::Load <$fh>;
2804		3373
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2806		3375
2807	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2808	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2819	sub main {	3388	sub main {
2820	# we must not ever block the main coroutine	3389	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3390	local $Coro::idle = sub {
2822	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3391	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2823	(async {	3392	(async {
2824	Event::one_event;	3393	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3394	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3395	})->prio (Coro::PRIO_MAX);
2826	};	3396	};
2827		3397
2828	cfg_load;	3398	reload_config;
2829	db_init;	3399	db_init;
2830	load_extensions;	3400	load_extensions;
2831		3401
2832	$TICK_WATCHER->start;	3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3403	evthread_start IO::AIO::poll_fileno;
2833	Event::loop;	3404	EV::loop;
2834	}	3405	}
2835		3406
2836	#############################################################################	3407	#############################################################################
2837	# initialisation and cleanup	3408	# initialisation and cleanup
2838		3409
2839	# install some emergency cleanup handlers	3410	# install some emergency cleanup handlers
2840	BEGIN {	3411	BEGIN {
		3412	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3413	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3414	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3415	cf::cleanup "SIG$signal";
2849	},
2850	);	3416	};
2851	}	3417	}
2852	}	3418	}
2853		3419
2854	sub write_runtime {	3420	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";	3421	my $runtime = "$LOCALDIR/runtime";
2856		3422
2857	# first touch the runtime file to show we are still running:	3423	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3424	# the fsync below can take a very very long time.
2859		3425
…		…
2885	and return;	3451	and return;
2886		3452
2887	warn "runtime file written.\n";	3453	warn "runtime file written.\n";
2888		3454
2889	1	3455	1
		3456	}
		3457
		3458	our $uuid_lock;
		3459	our $uuid_skip;
		3460
		3461	sub write_uuid_sync($) {
		3462	$uuid_skip ||= $_[0];
		3463
		3464	return if $uuid_lock;
		3465	local $uuid_lock = 1;
		3466
		3467	my $uuid = "$LOCALDIR/uuid";
		3468
		3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3470	or return;
		3471
		3472	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3473	$uuid_skip = 0;
		3474
		3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3476	and return;
		3477
		3478	# always fsync - this file is important
		3479	aio_fsync $fh
		3480	and return;
		3481
		3482	close $fh
		3483	or return;
		3484
		3485	aio_rename "$uuid~", $uuid
		3486	and return;
		3487
		3488	warn "uuid file written ($value).\n";
		3489
		3490	1
		3491
		3492	}
		3493
		3494	sub write_uuid($$) {
		3495	my ($skip, $sync) = @_;
		3496
		3497	$sync ? write_uuid_sync $skip
		3498	: async { write_uuid_sync $skip };
2890	}	3499	}
2891		3500
2892	sub emergency_save() {	3501	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3502	my $freeze_guard = cf::freeze_mainloop;
2894		3503
…		…
2900	# and maps saved/destroyed asynchronously.	3509	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3510	warn "begin emergency player save\n";
2902	for my $login (keys %cf::PLAYER) {	3511	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3512	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3513	$pl->valid or next;
		3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3515	$pl->save;
2906	}	3516	}
2907	warn "end emergency player save\n";	3517	warn "end emergency player save\n";
2908		3518
2909	warn "begin emergency map save\n";	3519	warn "begin emergency map save\n";
…		…
2915	warn "end emergency map save\n";	3525	warn "end emergency map save\n";
2916		3526
2917	warn "begin emergency database checkpoint\n";	3527	warn "begin emergency database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3528	BDB::db_env_txn_checkpoint $DB_ENV;
2919	warn "end emergency database checkpoint\n";	3529	warn "end emergency database checkpoint\n";
		3530
		3531	warn "begin write uuid\n";
		3532	write_uuid_sync 1;
		3533	warn "end write uuid\n";
2920	};	3534	};
2921		3535
2922	warn "leave emergency perl save\n";	3536	warn "leave emergency perl save\n";
2923	}	3537	}
2924		3538
…		…
2939	warn "reloading...";	3553	warn "reloading...";
2940		3554
2941	warn "entering sync_job";	3555	warn "entering sync_job";
2942		3556
2943	cf::sync_job {	3557	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark	3558	cf::write_runtime_sync; # external watchdog should not bark
2945	cf::emergency_save;	3559	cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark	3560	cf::write_runtime_sync; # external watchdog should not bark
2947		3561
2948	warn "syncing database to disk";	3562	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;	3563	BDB::db_env_txn_checkpoint $DB_ENV;
2950		3564
2951	# if anything goes wrong in here, we should simply crash as we already saved	3565	# if anything goes wrong in here, we should simply crash as we already saved
2952
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957		3566
2958	warn "flushing outstanding aio requests";	3567	warn "flushing outstanding aio requests";
2959	for (;;) {	3568	for (;;) {
2960	BDB::flush;	3569	BDB::flush;
2961	IO::AIO::flush;	3570	IO::AIO::flush;
2962	Coro::cede;	3571	Coro::cede_notself;
2963	last unless IO::AIO::nreqs || BDB::nreqs;	3572	last unless IO::AIO::nreqs || BDB::nreqs;
2964	warn "iterate...";	3573	warn "iterate...";
2965	}	3574	}
2966		3575
2967	++$RELOAD;	3576	++$RELOAD;
…		…
3026	warn "reloading cf.pm";	3635	warn "reloading cf.pm";
3027	require cf;	3636	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3637	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3029		3638
3030	warn "loading config and database again";	3639	warn "loading config and database again";
3031	cf::cfg_load;	3640	cf::reload_config;
3032		3641
3033	warn "loading extensions";	3642	warn "loading extensions";
3034	cf::load_extensions;	3643	cf::load_extensions;
3035		3644
3036	warn "reattaching attachments to objects/players";	3645	warn "reattaching attachments to objects/players";
…		…
3043	warn "leaving sync_job";	3652	warn "leaving sync_job";
3044		3653
3045	1	3654	1
3046	} or do {	3655	} or do {
3047	warn $@;	3656	warn $@;
3048	warn "error while reloading, exiting.";	3657	cf::cleanup "error while reloading, exiting.";
3049	exit 1;
3050	};	3658	};
3051		3659
3052	warn "reloaded";	3660	warn "reloaded";
3053	};	3661	};
3054		3662
…		…
3056		3664
3057	sub reload_perl() {	3665	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	3666	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	3667	# coro crashes during coro_state_free->destroy here.
3060		3668
3061	$RELOAD_WATCHER ||= Event->timer (	3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3062	reentrant => 0,
3063	after => 0,
3064	data => WF_AUTOCANCEL,
3065	cb => sub {
3066	do_reload_perl;	3670	do_reload_perl;
3067	undef $RELOAD_WATCHER;	3671	undef $RELOAD_WATCHER;
3068	},
3069	);	3672	};
3070	}	3673	}
3071		3674
3072	register_command "reload" => sub {	3675	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	3676	my ($who, $arg) = @_;
3074		3677
3075	if ($who->flag (FLAG_WIZ)) {	3678	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	3679	$who->message ("reloading server.");
		3680	async {
		3681	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	3682	reload_perl;
		3683	};
3078	}	3684	}
3079	};	3685	};
3080		3686
3081	unshift @INC, $LIBDIR;	3687	unshift @INC, $LIBDIR;
3082		3688
…		…
3084		3690
3085	our @WAIT_FOR_TICK;	3691	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;	3692	our @WAIT_FOR_TICK_BEGIN;
3087		3693
3088	sub wait_for_tick {	3694	sub wait_for_tick {
3089	return unless $TICK_WATCHER->is_active;	3695	return if tick_inhibit;
3090	return if $Coro::current == $Coro::main;	3696	return if $Coro::current == $Coro::main;
3091		3697
3092	my $signal = new Coro::Signal;	3698	my $signal = new Coro::Signal;
3093	push @WAIT_FOR_TICK, $signal;	3699	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;	3700	$signal->wait;
3095	}	3701	}
3096		3702
3097	sub wait_for_tick_begin {	3703	sub wait_for_tick_begin {
3098	return unless $TICK_WATCHER->is_active;	3704	return if tick_inhibit;
3099	return if $Coro::current == $Coro::main;	3705	return if $Coro::current == $Coro::main;
3100		3706
3101	my $signal = new Coro::Signal;	3707	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	3708	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	3709	$signal->wait;
3104	}	3710	}
3105		3711
3106	my $min = 1e6;#d#	3712	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	3713	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3714	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	3715	unless ++$bug_warning > 10;
3118	return;	3716	return;
3119	}	3717	}
3120		3718
3121	$NOW = $tick_start = Event::time;
3122
3123	cf::server_tick; # one server iteration	3719	cf::server_tick; # one server iteration
3124		3720
3125	0 && sync_job {#d#	3721	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3126	for(1..10) {	3722	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3127	my $t = Event::time;	3723	Coro::async_pool {
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3724	$Coro::current->{desc} = "runtime saver";
3129	or die;	3725	write_runtime_sync
3130		3726	or warn "ERROR: unable to write runtime file: $!";
3131	$map->width (50);
3132	$map->height (50);
3133	$map->alloc;
3134	$map->_load_objects ("/tmp/x.map", 1);
3135	my $t = Event::time - $t;
3136
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	3727	};
		3728	}
3147		3729
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3730	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	3731	$sig->send;
3164	}	3732	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	3733	while (my $sig = shift @WAIT_FOR_TICK) {
3166	$sig->send;	3734	$sig->send;
3167	}	3735	}
3168		3736
3169	$NOW = Event::time;	3737	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3738	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		3739
3180	_post_tick;	3740	if (0) {
3181		3741	if ($NEXT_TICK) {
3182		3742	my $jitter = $TICK_START - $NEXT_TICK;
		3743	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3744	warn "jitter $JITTER\n";#d#
		3745	}
3183	},	3746	}
3184	);	3747	}
3185		3748
3186	{	3749	{
3187	BDB::max_poll_time $TICK * 0.1;	3750	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	3751
3189	reentrant => 0,
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	3752	BDB::min_parallel 8;
3197		3753	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	3754	$Coro::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		3755
3213	unless ($DB_ENV) {	3756	unless ($DB_ENV) {
3214	$DB_ENV = BDB::db_env_create;	3757	$DB_ENV = BDB::db_env_create;
		3758	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3759	| BDB::LOG_AUTOREMOVE, 1);
		3760	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3761	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3215		3762
3216	cf::sync_job {	3763	cf::sync_job {
3217	eval {	3764	eval {
3218	BDB::db_env_open	3765	BDB::db_env_open
3219	$DB_ENV,	3766	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3768	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3769	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	3770	0666;
3224		3771
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3772	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	3773	};
3230		3774
3231	cf::cleanup "db_env_open(db): $@" if $@;	3775	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	3776	};
3233	}	3777	}
		3778
		3779	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3780	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3781	};
		3782	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3783	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3784	};
		3785	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3786	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3787	};
3234	}	3788	}
3235		3789
3236	{	3790	{
		3791	# configure IO::AIO
		3792
3237	IO::AIO::min_parallel 8;	3793	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	3794	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	3795	$Coro::AIO::WATCHER->priority (1);
3242	reentrant => 0,
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	3796	}
3250		3797
3251	my $_log_backtrace;	3798	my $_log_backtrace;
3252		3799
3253	sub _log_backtrace {	3800	sub _log_backtrace {
…		…
3257		3804
3258	# limit the # of concurrent backtraces	3805	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	3806	if ($_log_backtrace < 2) {
3260	++$_log_backtrace;	3807	++$_log_backtrace;
3261	async {	3808	async {
		3809	$Coro::current->{desc} = "abt $msg";
		3810
3262	my @bt = fork_call {	3811	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	3812	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3813	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3814	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3266	or die "addr2line: $!";	3815	or die "addr2line: $!";

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