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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.298 by root, Sun Jul 8 14:50:07 2007 UTC vs.
Revision 1.429 by root, Sat May 3 15:17:13 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
		57	use Digest::MD5 ();
34		58
35	# configure various modules to our taste	59	# configure various modules to our taste
36	#	60	#
37	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45		64
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		66
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		68
…		…
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
73		93
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	97	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		99
82	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	104	our $DB_ENV;
84		105
85	our %CFG;	106	our %CFG;
86		107
87	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
89		111
90	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
93		115
94	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		118
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
100		123
101	binmode STDOUT;	124	binmode STDOUT;
102	binmode STDERR;	125	binmode STDERR;
103		126
104	# read virtual server time, if available	127	# read virtual server time, if available
…		…
157		180
158	The raw value load value from the last tick.	181	The raw value load value from the last tick.
159		182
160	=item %cf::CFG	183	=item %cf::CFG
161		184
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	186	from wherever your confdir points to.
164		187
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		189
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	191	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		193
		194	=item @cf::INVOKE_RESULTS
		195
		196	This array contains the results of the last C<invoke ()> call. When
		197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		198	that call.
		199
171	=back	200	=back
172		201
173	=cut	202	=cut
174		203
175	BEGIN {	204	BEGIN {
…		…
179	$msg .= "\n"	208	$msg .= "\n"
180	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
181		210
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		212
184	utf8::encode $msg;
185	LOG llevError, $msg;	213	LOG llevError, $msg;
186	};	214	};
187	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
188		231
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
205	)) {	248	)) {
206	no strict 'refs';	249	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	251	}
209		252
210	$Event::DIED = sub {	253	$EV::DIED = sub {
211	warn "error in event callback: @_";	254	warn "error in event callback: @_";
212	};	255	};
213		256
214	#############################################################################	257	#############################################################################
215		258
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	282	$d
240	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
241	}	284	}
242		285
243	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
244		287
245	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
246		289
247	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
248		291
249	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
250		293
251	=cut	294	=cut
252		295
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		297
255	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
257		300
258	=item cf::lock_wait $string	301	=item cf::lock_wait $string
259		302
260	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
261		304
…		…
264	Wait until the given lock is available and then acquires it and returns	307	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
267	returned.	310	returned.
268		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
269	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
271		317
272	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
273		319
274	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
275		321
276	=cut	322	=cut
277		323
278	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
279		326
280	sub lock_wait($) {	327	sub lock_wait($) {
281	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
282		334
283	# wait for lock, if any	335	# wait for lock, if any
284	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	338	Coro::schedule;
…		…
292		344
293	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
294	lock_wait $key;	346	lock_wait $key;
295		347
296	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
297		350
298	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
301	}	355	}
302	}	356	}
303		357
…		…
306		360
307	! ! $LOCK{$key}	361	! ! $LOCK{$key}
308	}	362	}
309		363
310	sub freeze_mainloop {	364	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
312		366
313	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
314	$TICK_WATCHER->start;	368	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
315	};	428	}
316	$TICK_WATCHER->stop;	429	};
317	$guard	430
		431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
		434	my ($time, $pri, $name) = @_;
		435
		436	$time = $TICK * .6 if $time > $TICK * .6;
		437	my $sig = new Coro::Signal;
		438
		439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		441	$SLOT_QUEUE->ready;
		442	$sig->wait;
318	}	443	}
319		444
320	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
321		446
322	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		452
328	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
329		454
330	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
331		456
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	460	acceptable.
336		461
337	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		468
344	sub sync_job(&) {	469	sub sync_job(&) {
345	my ($job) = @_;	470	my ($job) = @_;
346		471
347	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	473	my $time = EV::time;
349		474
350	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
352		477
353	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	479
355	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
356		481
357	my $busy = 1;	482	my $busy = 1;
358	my @res;	483	my @res;
359		484
360	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	487	@res = eval { $job->() };
362	warn $@ if $@;	488	warn $@ if $@;
363	undef $busy;	489	undef $busy;
364	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
365		491
366	while ($busy) {	492	while ($busy) {
367	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
368	}	497	}
		498	}
369		499
370	$time = Event::time - $time;	500	my $time = EV::time - $time;
371		501
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
376		503
377	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
378	} else {	505	} else {
379	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
380		507
…		…
405	=item fork_call { }, $args	532	=item fork_call { }, $args
406		533
407	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
411		538
412	=cut	539	=cut
413		540
414	sub fork_call(&@) {	541	sub fork_call(&@) {
415	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
416		543
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	544	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		547
422	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	warn "pst<$res>" unless $res =~ /^pst/;
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	Carp::confess $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	549	reset_signals;
436	local $SIG{__WARN__};	550	&$cb
437	local $SIG{__DIE__};	551	}, @args;
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442		552
443	my @res = eval { $cb->(@args) };	553	wantarray ? @res : $res[-1]
		554	}
444		555
445	open my $fh, ">", \my $buf	556	=item $coin = coin_from_name $name
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449		557
450	warn "writing ", length $buf;	558	=cut
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456		559
457	warn $@ if $@;	560	our %coin_alias = (
458	_exit 0;	561	"silver" => "silvercoin",
459	}	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
460	}	581	}
461		582
462	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
463		584
464	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
467		588
468	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
469	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).
470		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
471	=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	}
472		615
473	our $DB;	616	our $DB;
474		617
475	sub db_init {	618	sub db_init {
476	unless ($DB) {
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {	619	cf::sync_job {
480	eval {	620	$DB ||= db_table "db";
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}	621	};
490	}	622	}
491		623
492	sub db_get($$) {	624	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
494		626
…		…
544	if (1) {	676	if (1) {
545	$md5 =	677	$md5 =
546	join "\x00",	678	join "\x00",
547	$processversion,	679	$processversion,
548	map {	680	map {
549	Coro::cede;	681	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	683	} 0.. $#$src;
552		684
553		685
554	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
598	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")
599	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
600		732
601	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>
602	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
603	Crossfire TRT).	735	Deliantra).
604		736
605	=over 4	737	=over 4
606		738
607	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
608		740
…		…
860	";	992	";
861	die if $@;	993	die if $@;
862	}	994	}
863		995
864	our $override;	996	our $override;
865	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?
866		998
867	sub override {	999	sub override {
868	$override = 1;	1000	$override = 1;
869	@invoke_results = ();	1001	@INVOKE_RESULTS = (@_);
870	}	1002	}
871		1003
872	sub do_invoke {	1004	sub do_invoke {
873	my $event = shift;	1005	my $event = shift;
874	my $callbacks = shift;	1006	my $callbacks = shift;
875		1007
876	@invoke_results = ();	1008	@INVOKE_RESULTS = ();
877		1009
878	local $override;	1010	local $override;
879		1011
880	for (@$callbacks) {	1012	for (@$callbacks) {
881	eval { &{$_->[1]} };	1013	eval { &{$_->[1]} };
…		…
890	}	1022	}
891		1023
892	0	1024	0
893	}	1025	}
894		1026
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1028
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1030
899	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
900		1032
901	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
902	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
903	results (if you must, access C<@cf::invoke_results> directly).	1035	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1036
905	=back	1037	=back
906		1038
907	=cut	1039	=cut
908		1040
909	#############################################################################	1041	#############################################################################
910	# object support	1042	# object support
		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
		1077	sub _can_merge {
		1078	my ($ob1, $ob2) = @_;
		1079
		1080	++$SLOW_MERGES;#d#
		1081
		1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
		1084	}
911		1085
912	sub reattach {	1086	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1088	my ($obj) = @_;
915		1089
…		…
936	cf::attachable->attach (	1110	cf::attachable->attach (
937	prio => -1000000,	1111	prio => -1000000,
938	on_instantiate => sub {	1112	on_instantiate => sub {
939	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
940		1114
941	$data = from_json $data;	1115	$data = decode_json $data;
942		1116
943	for (@$data) {	1117	for (@$data) {
944	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
945		1119
946	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1136	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
964		1138
965	sync_job {	1139	sync_job {
966	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
969		1144
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
974	close $fh;	1149	aio_close $fh;
975		1150
976	if (@$objs) {	1151	if (@$objs) {
977	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) {
978	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
981	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
982	close $fh;	1157	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
984	}	1159	}
985	} else {	1160	} else {
986	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
987	}	1162	}
…		…
992	}	1167	}
993	} else {	1168	} else {
994	aio_unlink $filename;	1169	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
996	}	1171	}
997	}	1172	};
998	}	1173	}
999		1174
1000	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1002		1177
…		…
1014	or return;	1189	or return;
1015		1190
1016	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1193	or return;
		1194
1019	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1020	}	1197	}
1021		1198
		1199	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1024	return ($data, $av);	1203	($data, $av)
1025	}	1204	}
1026		1205
1027	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1028		1207
1029	=over 4	1208	=over 4
…		…
1102	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1103		1282
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1284
1106	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
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1112	} else {	1300	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1302	}
1115		1303
1116	cf::override;	1304	cf::override;
…		…
1169	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1170	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1171		1359
1172	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1173	warn $msg;	1361	warn $msg;
1174	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1175	exit 1;
1176	}	1363	}
1177		1364
1178	warn $msg;	1365	warn $msg;
1179	}	1366	}
1180		1367
…		…
1205	use Coro::AIO;	1392	use Coro::AIO;
1206		1393
1207	=head3 cf::player	1394	=head3 cf::player
1208		1395
1209	=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	}
1210		1411
1211	=item cf::player::find $login	1412	=item cf::player::find $login
1212		1413
1213	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1214		1415
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1455
1255	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1256	or return;	1457	or return;
		1458
		1459	my $pl = cf::player::load_pl $f
		1460	or return;
		1461
		1462	local $cf::PLAYER_LOADING{$login} = $pl;
		1463	$f->resolve_delayed_derefs;
1257	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1258	}	1465	}
1259	}	1466	}
1260	}	1467	}
1261		1468
…		…
1270	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1271		1478
1272	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
1274		1481
		1482	cf::get_slot 0.01;
		1483
1275	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1276	Coro::cede;	1485	cf::cede_to_tick;
1277	}	1486	}
1278		1487
1279	sub new($) {	1488	sub new($) {
1280	my ($login) = @_;	1489	my ($login) = @_;
1281		1490
…		…
1285	$self->{deny_save} = 1;	1494	$self->{deny_save} = 1;
1286		1495
1287	$cf::PLAYER{$login} = $self;	1496	$cf::PLAYER{$login} = $self;
1288		1497
1289	$self	1498	$self
		1499	}
		1500
		1501	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1502
		1503	=cut
		1504
		1505	sub send_msg {
		1506	my $ns = shift->ns
		1507	or return;
		1508	$ns->send_msg (@_);
1290	}	1509	}
1291		1510
1292	=item $pl->quit_character	1511	=item $pl->quit_character
1293		1512
1294	Nukes the player without looking back. If logged in, the connection will	1513	Nukes the player without looking back. If logged in, the connection will
…		…
1349	or return [];	1568	or return [];
1350		1569
1351	my @logins;	1570	my @logins;
1352		1571
1353	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
		1573	my $path = path $login;
		1574
		1575	# a .pst is a dead give-away for a valid player
		1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1581	}
1357		1582
1358	utf8::decode $login;	1583	utf8::decode $login;
1359	push @logins, $login;	1584	push @logins, $login;
1360	}	1585	}
1361		1586
…		…
1394		1619
1395	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1396		1621
1397	=cut	1622	=cut
1398		1623
		1624	use re 'eval';
		1625
		1626	my $group;
		1627	my $interior; $interior = qr{
		1628	# match a pod interior sequence sans C<< >>
		1629	(?:
		1630	\ (.*?)\ (?{ $group = $^N })
		1631	| < (??{$interior}) >
		1632	)
		1633	}x;
		1634
1399	sub expand_cfpod {	1635	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1401		1637
1402	# escape & and <	1638	my $xml;
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405		1639
1406	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1407		1643
1408	1 while	1644	$group =~ s/&/&amp;/g;
1409	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1410	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1413	# replace G<male|female> tags	1649	([BCGHITU])
1414	|| s{G<([^>|]*)\|([^>]*)>}{	1650	<
1415	$self->gender ? $2 : $1	1651	(?:
1416	}ge	1652	([^<>]*) (?{ $group = $^N })
1417	# replace H<hint text>	1653	| < $interior >
1418	|| s{H<([^\>]*)>}	1654	)
		1655	>
		1656	%gcsx
1419	{	1657	) {
		1658	my ($code, $data) = ($1, $group);
		1659
		1660	if ($code eq "B") {
		1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1662	} elsif ($code eq "I") {
		1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1664	} elsif ($code eq "U") {
		1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1666	} elsif ($code eq "C") {
		1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1668	} elsif ($code eq "T") {
		1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1670	} elsif ($code eq "G") {
		1671	my ($male, $female) = split /\|/, $data;
		1672	$data = $self->gender ? $female : $male;
		1673	$xml .= expand_cfpod ($self, $data);
		1674	} elsif ($code eq "H") {
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")	1677	"")
1423	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1424	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1425		1689
		1690	for ($xml) {
1426	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1428		1693
1429	# compress some whitespace	1694	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1434		1700
1435	$_	1701	$xml
1436	}	1702	}
		1703
		1704	no re 'eval';
1437		1705
1438	sub hintmode {	1706	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}	1708	$_[0]{hintmode}
1441	}	1709	}
1442		1710
1443	=item $player->ext_reply ($msgid, %msg)	1711	=item $player->ext_reply ($msgid, @msg)
1444		1712
1445	Sends an ext reply to the player.	1713	Sends an ext reply to the player.
1446		1714
1447	=cut	1715	=cut
1448		1716
1449	sub ext_reply($$%) {	1717	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1718	my ($self, $id, @msg) = @_;
1451		1719
1452	$msg{msgid} = $id;	1720	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1721	}
1455		1722
1456	=item $player->ext_event ($type, %msg)	1723	=item $player->ext_msg ($type, @msg)
1457		1724
1458	Sends an ext event to the client.	1725	Sends an ext event to the client.
1459		1726
1460	=cut	1727	=cut
1461		1728
1462	sub ext_event($$%) {	1729	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1730	my ($self, $type, @msg) = @_;
1464		1731
1465	$self->ns->ext_event ($type, %msg);	1732	$self->ns->ext_msg ($type, @msg);
1466	}	1733	}
1467		1734
1468	=head3 cf::region	1735	=head3 cf::region
1469		1736
1470	=over 4	1737	=over 4
…		…
1483	my ($path) = @_;	1750	my ($path) = @_;
1484		1751
1485	my ($match, $specificity);	1752	my ($match, $specificity);
1486		1753
1487	for my $region (list) {	1754	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1755	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1756	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1757	if $region->specificity > $specificity;
1491	}	1758	}
1492	}	1759	}
1493		1760
…		…
1514	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1516		1783
1517	sub generate_random_map {	1784	sub generate_random_map {
1518	my ($self, $rmp) = @_;	1785	my ($self, $rmp) = @_;
		1786
		1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1788
1519	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1520	$self->_create_random_map (	1790	$self->_create_random_map (
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1613	$self->init; # pass $1 etc.	1883	$self->init; # pass $1 etc.
1614	return $self;	1884	return $self;
1615	}	1885	}
1616	}	1886	}
1617		1887
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	1888	Carp::cluck "unable to resolve path '$path' (base '$base').";
1619	()	1889	()
1620	}	1890	}
1621		1891
1622	sub init {	1892	sub init {
1623	my ($self) = @_;	1893	my ($self) = @_;
…		…
1645		1915
1646	# the temporary/swap location	1916	# the temporary/swap location
1647	sub save_path {	1917	sub save_path {
1648	my ($self) = @_;	1918	my ($self) = @_;
1649		1919
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1652	}	1922	}
1653		1923
1654	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1655	sub uniq_path {	1925	sub uniq_path {
1656	my ($self) = @_;	1926	my ($self) = @_;
1657		1927
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1660	}	1930	}
1661		1931
1662	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1663	# all maps in C++...	1933	# all maps in C++...
…		…
1686		1956
1687	sub load_header_from($) {	1957	sub load_header_from($) {
1688	my ($self, $path) = @_;	1958	my ($self, $path) = @_;
1689		1959
1690	utf8::encode $path;	1960	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	1961	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	1962	or return;
		1963
		1964	$self->_load_header ($f)
		1965	or return;
		1966
		1967	local $MAP_LOADING{$self->{path}} = $self;
		1968	$f->resolve_delayed_derefs;
1696		1969
1697	$self->{load_path} = $path;	1970	$self->{load_path} = $path;
1698		1971
1699	1	1972	1
1700	}	1973	}
…		…
1754	sub find {	2027	sub find {
1755	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1756		2029
1757	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1758		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1760		2034
1761	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
		2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1762	my $guard = cf::lock_acquire "map_find:$path";	2037	my $guard2 = cf::lock_acquire "map_find:$path";
		2038
1763	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1764	or return;	2040	or return;
1765		2041
1766	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1767		2043
…		…
1769	or return;	2045	or return;
1770		2046
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1774	$map->reset;	2052	$map->reset;
1775	undef $guard;
1776	return find $path;	2053	return find $path;
1777	}	2054	}
1778		2055
1779	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1780	}	2057	}
…		…
1789	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1790		2067
1791	my $path = $self->{path};	2068	my $path = $self->{path};
1792		2069
1793	{	2070	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1795		2072
		2073	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		2075
1798	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1799		2077
1800	$self->alloc;	2078	$self->alloc;
1801		2079
1802	$self->pre_load;	2080	$self->pre_load;
1803	Coro::cede;	2081	cf::cede_to_tick;
1804		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1805	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1806	or return;	2086	or return;
1807		2087
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1809	if delete $self->{load_original};	2089	if delete $self->{load_original};
1810		2090
1811	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2092	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2095	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1816	}	2099	}
1817	}	2100	}
1818		2101
1819	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1820	# now do the right thing for maps	2105	# now do the right thing for maps
1821	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2108	unless $self->difficulty;
1824	Coro::cede;	2109	cf::cede_to_tick;
1825		2110
1826	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2112	$self->decay_objects;
1828	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1829	$self->update_buttons;	2114	$self->update_buttons;
1830	Coro::cede;	2115	cf::cede_to_tick;
1831	$self->set_darkness_map;	2116	$self->set_darkness_map;
1832	Coro::cede;	2117	cf::cede_to_tick;
1833	$self->activate;	2118	$self->activate;
1834	}	2119	}
1835		2120
		2121	$self->{last_save} = $cf::RUNTIME;
		2122	$self->last_access ($cf::RUNTIME);
		2123
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1837	}	2125	}
1838		2126
1839	$self->post_load;	2127	$self->post_load;
1840	}	2128	}
1841		2129
…		…
1850		2138
1851	$self	2139	$self
1852	}	2140	}
1853		2141
1854	# find and load all maps in the 3x3 area around a map	2142	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {	2143	sub load_neighbours {
1856	my ($map) = @_;	2144	my ($map) = @_;
1857		2145
1858	my @diag; # diagonal neighbours	2146	my @neigh; # diagonal neighbours
1859		2147
1860	for (0 .. 3) {	2148	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2149	my $neigh = $map->tile_path ($_)
1862	or next;	2150	or next;
1863	$neigh = find $neigh, $map	2151	$neigh = find $neigh, $map
1864	or next;	2152	or next;
1865	$neigh->load;	2153	$neigh->load;
1866		2154
		2155	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2158	}
1870		2159
1871	for (@diag) {	2160	for (grep defined $_->[0], @neigh) {
		2161	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2162	my $neigh = find $path, $origin
1873	or next;	2163	or next;
1874	$neigh->load;	2164	$neigh->load;
1875	}	2165	}
1876	}	2166	}
1877		2167
…		…
1882	}	2172	}
1883		2173
1884	sub do_load_sync {	2174	sub do_load_sync {
1885	my ($map) = @_;	2175	my ($map) = @_;
1886		2176
		2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2178	if $Coro::current == $Coro::main;
		2179
1887	cf::sync_job { $map->load };	2180	cf::sync_job { $map->load };
1888	}	2181	}
1889		2182
1890	our %MAP_PREFETCH;	2183	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2184	our $MAP_PREFETCHER = undef;
1892		2185
1893	sub find_async {	2186	sub find_async {
1894	my ($path, $origin) = @_;	2187	my ($path, $origin, $load) = @_;
1895		2188
1896	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1897		2190
1898	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1900	}	2193	}
1901		2194
1902	undef $MAP_PREFETCH{$path};	2195	$MAP_PREFETCH{$path} |= $load;
		2196
1903	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1904	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2202	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2203	$map->load if $v;
		2204	}
1909		2205
1910	delete $MAP_PREFETCH{$path};	2206	delete $MAP_PREFETCH{$k};
1911	}	2207	}
1912	}	2208	}
1913	undef $MAP_PREFETCHER;	2209	undef $MAP_PREFETCHER;
1914	};	2210	};
1915	$MAP_PREFETCHER->prio (6);	2211	$MAP_PREFETCHER->prio (6);
…		…
1918	}	2214	}
1919		2215
1920	sub save {	2216	sub save {
1921	my ($self) = @_;	2217	my ($self) = @_;
1922		2218
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;	2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
1924		2220
1925	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1926		2222
1927	return unless $self->dirty;	2223	return unless $self->dirty;
1928		2224
…		…
1934	return if $self->{deny_save};	2230	return if $self->{deny_save};
1935		2231
1936	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1937		2233
1938	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1940	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1941		2240
1942	if ($uniq) {	2241	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2244	} else {
…		…
1951	my ($self) = @_;	2250	my ($self) = @_;
1952		2251
1953	# save first because save cedes	2252	# save first because save cedes
1954	$self->save;	2253	$self->save;
1955		2254
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2256
1958	return if $self->players;	2257	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
1960	return if $self->{deny_save};	2259	return if $self->{deny_save};
1961		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
1962	$self->clear;	2265	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2266	}
1965		2267
1966	sub reset_at {	2268	sub reset_at {
1967	my ($self) = @_;	2269	my ($self) = @_;
1968		2270
…		…
2000	if $uniq;	2302	if $uniq;
2001	}	2303	}
2002		2304
2003	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
2004		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2309	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2310
2009	$self->unlink_save;	2311	$self->unlink_save;
2010	$self->destroy;	2312	$self->destroy;
2011	}	2313	}
2012		2314
2013	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
2014		2316
2015	sub nuke {	2317	sub nuke {
2016	my ($self) = @_;	2318	my ($self) = @_;
2017		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
2018	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
2019		2324
2020	$self->unlink_save;	2325	$self->unlink_save;
2021		2326
2022	bless $self, "cf::map";	2327	bless $self, "cf::map";
2023	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2332
2028	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
2029		2335
2030	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
2031	}	2337	}
2032		2338
2033	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
2075		2381
2076	sub unique_maps() {	2382	sub unique_maps() {
2077	[	2383	[
2078	map {	2384	map {
2079	utf8::decode $_;	2385	utf8::decode $_;
2080	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2081	? normalise $_	2389	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2391	]
2085	}	2392	}
2086		2393
2087	package cf;
2088
2089	=back	2394	=back
2090		2395
2091	=head3 cf::object	2396	=head3 cf::object
2092		2397
2093	=cut	2398	=cut
…		…
2096		2401
2097	=over 4	2402	=over 4
2098		2403
2099	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2100		2405
2101	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2102		2408
2103	=cut	2409	=cut
2104		2410
2105	sub inv_recursive_;	2411	sub inv_recursive_;
2106	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2109		2415
2110	sub inv_recursive {	2416	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2112	}	2418	}
2113		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
		2446	}
		2447
2114	package cf;	2448	package cf;
2115		2449
2116	=back	2450	=back
2117		2451
2118	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2124	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2458	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2125	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2126	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2127		2461
2128	=cut	2462	=cut
		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
2129		2477
2130	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2479	# with dialog boxes.
2132	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2133	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2140		2488
2141	} else {	2489	} else {
2142	my $pl = $self->contr;	2490	my $pl = $self->contr;
2143		2491
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2492	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2495
2153	} else {	2496	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2499	}
2157	}	2500	}
		2501	}
		2502
		2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2504
		2505	=cut
		2506
		2507	sub cf::object::send_msg {
		2508	my $pl = shift->contr
		2509	or return;
		2510	$pl->send_msg (@_);
2158	}	2511	}
2159		2512
2160	=item $player_object->may ("access")	2513	=item $player_object->may ("access")
2161		2514
2162	Returns wether the given player is authorized to access resource "access"	2515	Returns wether the given player is authorized to access resource "access"
…		…
2241	# use -1 or undef as default coordinates, not 0, 0	2594	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2595	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2596	if $x <=0 && $y <= 0;
2244		2597
2245	$map->load;	2598	$map->load;
2246	$map->load_diag;	2599	$map->load_neighbours;
2247		2600
2248	return unless $self->contr->active;	2601	return unless $self->contr->active;
2249	$self->activate_recursive;	2602	$self->activate_recursive;
2250		2603
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2605	$self->enter_map ($map, $x, $y);
2253	}	2606	}
2254		2607
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2256		2609
2257	Moves the player to the given map-path and coordinates by first freezing	2610	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2611	her, loading and preparing them map, calling the provided $check callback
2259	that has to return the map if sucecssful, and then unfreezes the player on	2612	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2613	the new (success) or old (failed) map position. In either case, $done will
		2614	be called at the end of this process.
2261		2615
2262	=cut	2616	=cut
2263		2617
2264	our $GOTOGEN;	2618	our $GOTOGEN;
2265		2619
2266	sub cf::object::player::goto {	2620	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2621	my ($self, $path, $x, $y, $check, $done) = @_;
2268		2622
2269	# do generation counting so two concurrent goto's will be executed in-order	2623	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2625
2272	$self->enter_link;	2626	$self->enter_link;
2273		2627
2274	(async {	2628	(async {
		2629	$Coro::current->{desc} = "player::goto $path $x $y";
		2630
		2631	# *tag paths override both path and x|y
		2632	if ($path =~ /^\*(.*)$/) {
		2633	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2634	my $ob = $obs[rand @obs];
		2635
		2636	# see if we actually can go there
		2637	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2638	$ob = $obs[rand @obs];
		2639	} else {
		2640	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2641	}
		2642	# else put us there anyways for now #d#
		2643
		2644	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2645	} else {
		2646	($path, $x, $y) = (undef, undef, undef);
		2647	}
		2648	}
		2649
2275	my $map = eval {	2650	my $map = eval {
2276	my $map = cf::map::find $path;	2651	my $map = defined $path ? cf::map::find $path : undef;
2277		2652
2278	if ($map) {	2653	if ($map) {
2279	$map = $map->customise_for ($self);	2654	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2655	$map = $check->($map) if $check && $map;
2281	} else {	2656	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2658	}
2284		2659
2285	$map	2660	$map
2286	};	2661	};
2287		2662
…		…
2292		2667
2293	if ($gen == $self->{_goto_generation}) {	2668	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2669	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2670	$self->leave_link ($map, $x, $y);
2296	}	2671	}
		2672
		2673	$done->() if $done;
2297	})->prio (1);	2674	})->prio (1);
2298	}	2675	}
2299		2676
2300	=item $player_object->enter_exit ($exit_object)	2677	=item $player_object->enter_exit ($exit_object)
2301		2678
…		…
2338	$rmp->{origin_y} = $exit->y;	2715	$rmp->{origin_y} = $exit->y;
2339	}	2716	}
2340		2717
2341	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2342		2719
2343	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2346		2723
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
…		…
2375	# if exit is damned, update players death & WoR home-position	2752	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)	2753	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);	2754	if $exit->flag (FLAG_DAMNED);
2378		2755
2379	(async {	2756	(async {
		2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2758
2380	$self->deactivate_recursive; # just to be sure	2759	$self->deactivate_recursive; # just to be sure
2381	unless (eval {	2760	unless (eval {
2382	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($slaying, $hp, $sp);
2383		2762
2384	1;	2763	1;
…		…
2410		2789
2411	utf8::encode $text;	2790	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2791	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	2792	}
2414		2793
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	2794	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		2795
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	2796	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	2797	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	2798	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	2799	the message unless the client supports the msg packet.
2421		2800
2422	=cut	2801	=cut
2423		2802
		2803	# non-persistent channels (usually the info channel)
		2804	our %CHANNEL = (
		2805	"c/identify" => {
		2806	id => "infobox",
		2807	title => "Identify",
		2808	reply => undef,
		2809	tooltip => "Items recently identified",
		2810	},
		2811	"c/examine" => {
		2812	id => "infobox",
		2813	title => "Examine",
		2814	reply => undef,
		2815	tooltip => "Signs and other items you examined",
		2816	},
		2817	"c/book" => {
		2818	id => "infobox",
		2819	title => "Book",
		2820	reply => undef,
		2821	tooltip => "The contents of a note or book",
		2822	},
		2823	"c/lookat" => {
		2824	id => "infobox",
		2825	title => "Look",
		2826	reply => undef,
		2827	tooltip => "What you saw there",
		2828	},
		2829	"c/who" => {
		2830	id => "infobox",
		2831	title => "Players",
		2832	reply => undef,
		2833	tooltip => "Shows players who are currently online",
		2834	},
		2835	"c/body" => {
		2836	id => "infobox",
		2837	title => "Body Parts",
		2838	reply => undef,
		2839	tooltip => "Shows which body parts you posess and are available",
		2840	},
		2841	"c/uptime" => {
		2842	id => "infobox",
		2843	title => "Uptime",
		2844	reply => undef,
		2845	tooltip => "How long the server has been running since last restart",
		2846	},
		2847	"c/mapinfo" => {
		2848	id => "infobox",
		2849	title => "Map Info",
		2850	reply => undef,
		2851	tooltip => "Information related to the maps",
		2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
		2859	);
		2860
2424	sub cf::client::send_msg {	2861	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	2862	my ($self, $channel, $msg, $color, @extra) = @_;
2426		2863
2427	$msg = $self->pl->expand_cfpod ($msg);	2864	$msg = $self->pl->expand_cfpod ($msg);
2428		2865
		2866	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2867
		2868	# check predefined channels, for the benefit of C
		2869	if ($CHANNEL{$channel}) {
		2870	$channel = $CHANNEL{$channel};
		2871
		2872	$self->ext_msg (channel_info => $channel)
		2873	if $self->can_msg;
		2874
		2875	$channel = $channel->{id};
		2876
		2877	} elsif (ref $channel) {
		2878	# send meta info to client, if not yet sent
		2879	unless (exists $self->{channel}{$channel->{id}}) {
		2880	$self->{channel}{$channel->{id}} = $channel;
		2881	$self->ext_msg (channel_info => $channel)
		2882	if $self->can_msg;
		2883	}
		2884
		2885	$channel = $channel->{id};
		2886	}
		2887
2429	return unless @extra || length $msg;	2888	return unless @extra || length $msg;
2430		2889
2431	if ($self->can_msg) {	2890	if ($self->can_msg) {
		2891	# default colour, mask it out
		2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2893	if $color & cf::NDI_DEF;
		2894
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2895	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2433	} else {	2897	} else {
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443
2444	if ($color >= 0) {	2898	if ($color >= 0) {
		2899	# replace some tags by gcfclient-compatible ones
		2900	for ($msg) {
		2901	1 while
		2902	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2903	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2904	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2905	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2906	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2907	}
		2908
		2909	$color &= cf::NDI_COLOR_MASK;
		2910
		2911	utf8::encode $msg;
		2912
2445	if (0 && $msg =~ /\[/) {	2913	if (0 && $msg =~ /\[/) {
		2914	# COMMAND/INFO
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	2915	$self->send_packet ("drawextinfo $color 10 8 $msg")
2447	} else {	2916	} else {
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2917	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")	2918	$self->send_packet ("drawinfo $color $msg")
2450	}	2919	}
2451	}	2920	}
2452	}	2921	}
2453	}	2922	}
2454		2923
2455	=item $client->ext_event ($type, %msg)	2924	=item $client->ext_msg ($type, @msg)
2456		2925
2457	Sends an ext event to the client.	2926	Sends an ext event to the client.
2458		2927
2459	=cut	2928	=cut
2460		2929
2461	sub cf::client::ext_event($$%) {	2930	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	2931	my ($self, $type, @msg) = @_;
2463		2932
		2933	if ($self->extcmd == 2) {
		2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2935	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	2936	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2938	}
		2939	}
		2940
		2941	=item $client->ext_reply ($msgid, @msg)
		2942
		2943	Sends an ext reply to the client.
		2944
		2945	=cut
		2946
		2947	sub cf::client::ext_reply($$@) {
		2948	my ($self, $id, @msg) = @_;
		2949
		2950	if ($self->extcmd == 2) {
		2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2952	} elsif ($self->extcmd == 1) {
		2953	#TODO: version 1, remove
		2954	unshift @msg, msgtype => "reply", msgid => $id;
		2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2956	}
2466	}	2957	}
2467		2958
2468	=item $success = $client->query ($flags, "text", \&cb)	2959	=item $success = $client->query ($flags, "text", \&cb)
2469		2960
2470	Queues a query to the client, calling the given callback with	2961	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	3016	my ($ns, $buf) = @_;
2526		3017
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3018	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		3019
2529	if (ref $msg) {	3020	if (ref $msg) {
		3021	my ($type, $reply, @payload) =
		3022	"ARRAY" eq ref $msg
		3023	? @$msg
		3024	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3025
		3026	my @reply;
		3027
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3028	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3029	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	3030	}
		3031
		3032	$ns->ext_reply ($reply, @reply)
		3033	if $reply;
		3034
2536	} else {	3035	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3036	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	3037	}
2539		3038
2540	cf::override;	3039	cf::override;
…		…
2587	our $safe = new Safe "safe";	3086	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3087	our $safe_hole = new Safe::Hole;
2589		3088
2590	$SIG{FPE} = 'IGNORE';	3089	$SIG{FPE} = 'IGNORE';
2591		3090
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3091	$safe->permit_only (Opcode::opset qw(
		3092	:base_core :base_mem :base_orig :base_math
		3093	grepstart grepwhile mapstart mapwhile
		3094	sort time
		3095	));
2593		3096
2594	# here we export the classes and methods available to script code	3097	# here we export the classes and methods available to script code
2595		3098
2596	=pod	3099	=pod
2597		3100
2598	The following functions and methods are available within a safe environment:	3101	The following functions and methods are available within a safe environment:
2599		3102
2600	cf::object	3103	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3104	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3105	insert remove name archname title slaying race decrease split
2603		3106
2604	cf::object::player	3107	cf::object::player
2605	player	3108	player
2606		3109
2607	cf::player	3110	cf::player
…		…
2612		3115
2613	=cut	3116	=cut
2614		3117
2615	for (	3118	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3120	insert remove inv name archname title slaying race
		3121	decrease split destroy)],
2618	["cf::object::player" => qw(player)],	3122	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3123	["cf::player" => qw(peaceful)],
2620	["cf::map" => qw(trigger)],	3124	["cf::map" => qw(trigger)],
2621	) {	3125	) {
2622	no strict 'refs';	3126	no strict 'refs';
…		…
2698	# the server's init and main functions	3202	# the server's init and main functions
2699		3203
2700	sub load_facedata($) {	3204	sub load_facedata($) {
2701	my ($path) = @_;	3205	my ($path) = @_;
2702		3206
		3207	# HACK to clear player env face cache, we need some signal framework
		3208	# for this (global event?)
		3209	%ext::player_env::MUSIC_FACE_CACHE = ();
		3210
		3211	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3212
2703	warn "loading facedata from $path\n";	3213	warn "loading facedata from $path\n";
2704		3214
2705	my $facedata;	3215	my $facedata;
2706	0 < aio_load $path, $facedata	3216	0 < aio_load $path, $facedata
2707	or die "$path: $!";	3217	or die "$path: $!";
…		…
2709	$facedata = Coro::Storable::thaw $facedata;	3219	$facedata = Coro::Storable::thaw $facedata;
2710		3220
2711	$facedata->{version} == 2	3221	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3222	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		3223
		3224	# patch in the exptable
		3225	$facedata->{resource}{"res/exp_table"} = {
		3226	type => FT_RSRC,
		3227	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3228	};
		3229	cf::cede_to_tick;
		3230
2714	{	3231	{
2715	my $faces = $facedata->{faceinfo};	3232	my $faces = $facedata->{faceinfo};
2716		3233
2717	while (my ($face, $info) = each %$faces) {	3234	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3236
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3237	cf::face::set_visibility $idx, $info->{visibility};
		3238	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2722	Coro::cede;	3241
		3242	cf::cede_to_tick;
2723	}	3243	}
2724		3244
2725	while (my ($face, $info) = each %$faces) {	3245	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3246	next unless $info->{smooth};
		3247
2727	my $idx = cf::face::find $face	3248	my $idx = cf::face::find $face
2728	or next;	3249	or next;
		3250
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3251	if (my $smooth = cf::face::find $info->{smooth}) {
		3252	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3253	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3254	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3255	warn "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3256	}
2734	Coro::cede;	3257
		3258	cf::cede_to_tick;
2735	}	3259	}
2736	}	3260	}
2737		3261
2738	{	3262	{
2739	my $anims = $facedata->{animinfo};	3263	my $anims = $facedata->{animinfo};
2740		3264
2741	while (my ($anim, $info) = each %$anims) {	3265	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3266	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3267	cf::cede_to_tick;
2744	}	3268	}
2745		3269
2746	cf::anim::invalidate_all; # d'oh	3270	cf::anim::invalidate_all; # d'oh
2747	}	3271	}
2748		3272
		3273	{
		3274	# TODO: for gcfclient pleasure, we should give resources
		3275	# that gcfclient doesn't grok a >10000 face index.
		3276	my $res = $facedata->{resource};
		3277
		3278	while (my ($name, $info) = each %$res) {
		3279	if (defined $info->{type}) {
		3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3281	my $data;
		3282
		3283	if ($info->{type} & 1) {
		3284	# prepend meta info
		3285
		3286	my $meta = $enc->encode ({
		3287	name => $name,
		3288	%{ $info->{meta} || {} },
		3289	});
		3290
		3291	$data = pack "(w/a*)*", $meta, $info->{data};
		3292	} else {
		3293	$data = $info->{data};
		3294	}
		3295
		3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3297	cf::face::set_type $idx, $info->{type};
		3298	} else {
		3299	$RESOURCE{$name} = $info;
		3300	}
		3301
		3302	cf::cede_to_tick;
		3303	}
		3304	}
		3305
		3306	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3307
2749	1	3308	1
2750	}	3309	}
2751		3310
		3311	cf::global->attach (on_resource_update => sub {
		3312	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3313	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3314
		3315	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3316	my $sound = $soundconf->{compat}[$_]
		3317	or next;
		3318
		3319	my $face = cf::face::find "sound/$sound->[1]";
		3320	cf::sound::set $sound->[0] => $face;
		3321	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3322	}
		3323
		3324	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3325	my $face = cf::face::find "sound/$v";
		3326	cf::sound::set $k => $face;
		3327	}
		3328	}
		3329	});
		3330
		3331	register_exticmd fx_want => sub {
		3332	my ($ns, $want) = @_;
		3333
		3334	while (my ($k, $v) = each %$want) {
		3335	$ns->fx_want ($k, $v);
		3336	}
		3337	};
		3338
		3339	sub load_resource_file($) {
		3340	my $guard = lock_acquire "load_resource_file";
		3341
		3342	my $status = load_resource_file_ $_[0];
		3343	get_slot 0.1, 100;
		3344	cf::arch::commit_load;
		3345
		3346	$status
		3347	}
		3348
2752	sub reload_regions {	3349	sub reload_regions {
		3350	# HACK to clear player env face cache, we need some signal framework
		3351	# for this (global event?)
		3352	%ext::player_env::MUSIC_FACE_CACHE = ();
		3353
2753	load_resource_file "$MAPDIR/regions"	3354	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3355	or die "unable to load regions file\n";
		3356
		3357	for (cf::region::list) {
		3358	$_->{match} = qr/$_->{match}/
		3359	if exists $_->{match};
		3360	}
2755	}	3361	}
2756		3362
2757	sub reload_facedata {	3363	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3364	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3365	or die "unable to load facedata\n";
2760	}	3366	}
2761		3367
2762	sub reload_archetypes {	3368	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3369	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3370	or die "unable to load archetypes\n";
2765	#d# NEED to laod twice to resolve forward references
2766	# this really needs to be done in an extra post-pass
2767	# (which needs to be synchronous, so solve it differently)
2768	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";
2770	}	3371	}
2771		3372
2772	sub reload_treasures {	3373	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3374	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3375	or die "unable to load treasurelists\n";
2775	}	3376	}
2776		3377
2777	sub reload_resources {	3378	sub reload_resources {
2778	warn "reloading resource files...\n";	3379	warn "reloading resource files...\n";
2779		3380
		3381	reload_facedata;
		3382	reload_archetypes;
2780	reload_regions;	3383	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3384	reload_treasures;
2785		3385
2786	warn "finished reloading resource files\n";	3386	warn "finished reloading resource files\n";
2787	}	3387	}
2788		3388
2789	sub init {	3389	sub init {
		3390	my $guard = freeze_mainloop;
		3391
2790	reload_resources;	3392	reload_resources;
2791	}	3393	}
2792		3394
2793	sub cfg_load {	3395	sub reload_config {
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3396	open my $fh, "<:utf8", "$CONFDIR/config"
2795	or return;	3397	or return;
2796		3398
2797	local $/;	3399	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;	3400	*CFG = YAML::Load <$fh>;
2799		3401
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2801		3403
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2803	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2814	sub main {	3416	sub main {
2815	# we must not ever block the main coroutine	3417	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3418	local $Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3420	(async {
2819	Event::one_event;	3421	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3422	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3423	})->prio (Coro::PRIO_MAX);
2821	};	3424	};
2822		3425
2823	cfg_load;	3426	{
		3427	my $guard = freeze_mainloop;
		3428	reload_config;
2824	db_init;	3429	db_init;
2825	load_extensions;	3430	load_extensions;
2826		3431
2827	$TICK_WATCHER->start;	3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3433	evthread_start IO::AIO::poll_fileno;
		3434	}
		3435
2828	Event::loop;	3436	EV::loop;
2829	}	3437	}
2830		3438
2831	#############################################################################	3439	#############################################################################
2832	# initialisation and cleanup	3440	# initialisation and cleanup
2833		3441
2834	# install some emergency cleanup handlers	3442	# install some emergency cleanup handlers
2835	BEGIN {	3443	BEGIN {
		3444	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3445	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3447	cf::cleanup "SIG$signal";
2844	},
2845	);	3448	};
2846	}	3449	}
2847	}	3450	}
2848		3451
2849	sub write_runtime {	3452	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";	3453	my $runtime = "$LOCALDIR/runtime";
2851		3454
2852	# first touch the runtime file to show we are still running:	3455	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3456	# the fsync below can take a very very long time.
2854		3457
…		…
2880	and return;	3483	and return;
2881		3484
2882	warn "runtime file written.\n";	3485	warn "runtime file written.\n";
2883		3486
2884	1	3487	1
		3488	}
		3489
		3490	our $uuid_lock;
		3491	our $uuid_skip;
		3492
		3493	sub write_uuid_sync($) {
		3494	$uuid_skip ||= $_[0];
		3495
		3496	return if $uuid_lock;
		3497	local $uuid_lock = 1;
		3498
		3499	my $uuid = "$LOCALDIR/uuid";
		3500
		3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3502	or return;
		3503
		3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3505	$uuid_skip = 0;
		3506
		3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3508	and return;
		3509
		3510	# always fsync - this file is important
		3511	aio_fsync $fh
		3512	and return;
		3513
		3514	close $fh
		3515	or return;
		3516
		3517	aio_rename "$uuid~", $uuid
		3518	and return;
		3519
		3520	warn "uuid file written ($value).\n";
		3521
		3522	1
		3523
		3524	}
		3525
		3526	sub write_uuid($$) {
		3527	my ($skip, $sync) = @_;
		3528
		3529	$sync ? write_uuid_sync $skip
		3530	: async { write_uuid_sync $skip };
2885	}	3531	}
2886		3532
2887	sub emergency_save() {	3533	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3534	my $freeze_guard = cf::freeze_mainloop;
2889		3535
…		…
2895	# and maps saved/destroyed asynchronously.	3541	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3542	warn "begin emergency player save\n";
2897	for my $login (keys %cf::PLAYER) {	3543	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3544	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3545	$pl->valid or next;
		3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3547	$pl->save;
2901	}	3548	}
2902	warn "end emergency player save\n";	3549	warn "end emergency player save\n";
2903		3550
2904	warn "begin emergency map save\n";	3551	warn "begin emergency map save\n";
…		…
2910	warn "end emergency map save\n";	3557	warn "end emergency map save\n";
2911		3558
2912	warn "begin emergency database checkpoint\n";	3559	warn "begin emergency database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3560	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	3561	warn "end emergency database checkpoint\n";
		3562
		3563	warn "begin write uuid\n";
		3564	write_uuid_sync 1;
		3565	warn "end write uuid\n";
2915	};	3566	};
2916		3567
2917	warn "leave emergency perl save\n";	3568	warn "leave emergency perl save\n";
2918	}	3569	}
2919		3570
…		…
2934	warn "reloading...";	3585	warn "reloading...";
2935		3586
2936	warn "entering sync_job";	3587	warn "entering sync_job";
2937		3588
2938	cf::sync_job {	3589	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark	3590	cf::write_runtime_sync; # external watchdog should not bark
2940	cf::emergency_save;	3591	cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark	3592	cf::write_runtime_sync; # external watchdog should not bark
2942		3593
2943	warn "syncing database to disk";	3594	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;	3595	BDB::db_env_txn_checkpoint $DB_ENV;
2945		3596
2946	# if anything goes wrong in here, we should simply crash as we already saved	3597	# if anything goes wrong in here, we should simply crash as we already saved
2947
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952		3598
2953	warn "flushing outstanding aio requests";	3599	warn "flushing outstanding aio requests";
2954	for (;;) {	3600	for (;;) {
2955	BDB::flush;	3601	BDB::flush;
2956	IO::AIO::flush;	3602	IO::AIO::flush;
2957	Coro::cede;	3603	Coro::cede_notself;
2958	last unless IO::AIO::nreqs || BDB::nreqs;	3604	last unless IO::AIO::nreqs || BDB::nreqs;
2959	warn "iterate...";	3605	warn "iterate...";
2960	}	3606	}
2961		3607
2962	++$RELOAD;	3608	++$RELOAD;
…		…
3021	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
3022	require cf;	3668	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3024		3670
3025	warn "loading config and database again";	3671	warn "loading config and database again";
3026	cf::cfg_load;	3672	cf::reload_config;
3027		3673
3028	warn "loading extensions";	3674	warn "loading extensions";
3029	cf::load_extensions;	3675	cf::load_extensions;
3030		3676
3031	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
…		…
3038	warn "leaving sync_job";	3684	warn "leaving sync_job";
3039		3685
3040	1	3686	1
3041	} or do {	3687	} or do {
3042	warn $@;	3688	warn $@;
3043	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3044	exit 1;
3045	};	3690	};
3046		3691
3047	warn "reloaded";	3692	warn "reloaded";
3048	};	3693	};
3049		3694
…		…
3051		3696
3052	sub reload_perl() {	3697	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	3698	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	3699	# coro crashes during coro_state_free->destroy here.
3055		3700
3056	$RELOAD_WATCHER ||= Event->timer (	3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3057	reentrant => 0,
3058	after => 0,
3059	data => WF_AUTOCANCEL,
3060	cb => sub {
3061	do_reload_perl;	3702	do_reload_perl;
3062	undef $RELOAD_WATCHER;	3703	undef $RELOAD_WATCHER;
3063	},
3064	);	3704	};
3065	}	3705	}
3066		3706
3067	register_command "reload" => sub {	3707	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	3708	my ($who, $arg) = @_;
3069		3709
3070	if ($who->flag (FLAG_WIZ)) {	3710	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	3711	$who->message ("reloading server.");
		3712	async {
		3713	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	3714	reload_perl;
		3715	};
3073	}	3716	}
3074	};	3717	};
3075		3718
3076	unshift @INC, $LIBDIR;	3719	unshift @INC, $LIBDIR;
3077		3720
…		…
3079		3722
3080	our @WAIT_FOR_TICK;	3723	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	3724	our @WAIT_FOR_TICK_BEGIN;
3082		3725
3083	sub wait_for_tick {	3726	sub wait_for_tick {
3084	return unless $TICK_WATCHER->is_active;
3085	return if $Coro::current == $Coro::main;	3727	return if tick_inhibit || $Coro::current == $Coro::main;
3086		3728
3087	my $signal = new Coro::Signal;	3729	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	3730	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	3731	$signal->wait;
3090	}	3732	}
3091		3733
3092	sub wait_for_tick_begin {	3734	sub wait_for_tick_begin {
3093	return unless $TICK_WATCHER->is_active;
3094	return if $Coro::current == $Coro::main;	3735	return if tick_inhibit || $Coro::current == $Coro::main;
3095		3736
3096	my $signal = new Coro::Signal;	3737	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	3738	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	3739	$signal->wait;
3099	}	3740	}
3100		3741
3101	my $min = 1e6;#d#	3742	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	3743	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3744	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	3745	unless ++$bug_warning > 10;
3113	return;	3746	return;
3114	}	3747	}
3115		3748
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	3749	cf::server_tick; # one server iteration
3119		3750
3120	0 && sync_job {#d#	3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	for(1..10) {	3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3122	my $t = Event::time;	3753	Coro::async_pool {
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3754	$Coro::current->{desc} = "runtime saver";
3124	or die;	3755	write_runtime_sync
3125		3756	or warn "ERROR: unable to write runtime file: $!";
3126	$map->width (50);
3127	$map->height (50);
3128	$map->alloc;
3129	$map->_load_objects ("/tmp/x.map", 1);
3130	my $t = Event::time - $t;
3131
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	3757	};
		3758	}
3142		3759
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3760	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	3761	$sig->send;
3159	}	3762	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	3763	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	3764	$sig->send;
3162	}	3765	}
3163		3766
3164	$NOW = Event::time;	3767	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3768	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		3769
3175	_post_tick;	3770	if (0) {
3176		3771	if ($NEXT_TICK) {
3177		3772	my $jitter = $TICK_START - $NEXT_TICK;
		3773	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3774	warn "jitter $JITTER\n";#d#
		3775	}
3178	},	3776	}
3179	);	3777	}
3180		3778
3181	{	3779	{
3182	BDB::max_poll_time $TICK * 0.1;	3780	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	3781
3184	reentrant => 0,
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	3782	BDB::min_parallel 8;
3192		3783	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	3784	$Coro::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		3785
3208	unless ($DB_ENV) {	3786	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	3787	$DB_ENV = BDB::db_env_create;
		3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3789	| BDB::LOG_AUTOREMOVE, 1);
		3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		3792
3211	cf::sync_job {	3793	cf::sync_job {
3212	eval {	3794	eval {
3213	BDB::db_env_open	3795	BDB::db_env_open
3214	$DB_ENV,	3796	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3798	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3799	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	3800	0666;
3219		3801
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3802	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	3803	};
3225		3804
3226	cf::cleanup "db_env_open(db): $@" if $@;	3805	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	3806	};
3228	}	3807	}
		3808
		3809	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3810	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3811	};
		3812	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3813	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3814	};
		3815	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3816	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3817	};
3229	}	3818	}
3230		3819
3231	{	3820	{
		3821	# configure IO::AIO
		3822
3232	IO::AIO::min_parallel 8;	3823	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	3824	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	3825	$Coro::AIO::WATCHER->priority (1);
3237	reentrant => 0,
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	3826	}
3245		3827
3246	my $_log_backtrace;	3828	my $_log_backtrace;
3247		3829
3248	sub _log_backtrace {	3830	sub _log_backtrace {
…		…
3252		3834
3253	# limit the # of concurrent backtraces	3835	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	3836	if ($_log_backtrace < 2) {
3255	++$_log_backtrace;	3837	++$_log_backtrace;
3256	async {	3838	async {
		3839	$Coro::current->{desc} = "abt $msg";
		3840
3257	my @bt = fork_call {	3841	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	3842	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3843	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3844	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	3845	or die "addr2line: $!";

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