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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 1.421 by root, Tue Apr 15 18:43:11 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
		57	use Digest::MD5 ();
34		58
35	# configure various modules to our taste	59	# configure various modules to our taste
36	#	60	#
37	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45		64
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		66
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		68
…		…
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
73		93
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	97	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		99
82	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	104	our $DB_ENV;
84		105
85	our %CFG;	106	our %CFG;
86		107
87	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
89		111
90	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
93		115
94	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		118
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
100		123
101	binmode STDOUT;	124	binmode STDOUT;
102	binmode STDERR;	125	binmode STDERR;
103		126
104	# read virtual server time, if available	127	# read virtual server time, if available
…		…
157		180
158	The raw value load value from the last tick.	181	The raw value load value from the last tick.
159		182
160	=item %cf::CFG	183	=item %cf::CFG
161		184
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	186	from wherever your confdir points to.
164		187
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		189
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	191	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		193
		194	=item @cf::INVOKE_RESULTS
		195
		196	This array contains the results of the last C<invoke ()> call. When
		197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		198	that call.
		199
171	=back	200	=back
172		201
173	=cut	202	=cut
174		203
175	BEGIN {	204	BEGIN {
…		…
179	$msg .= "\n"	208	$msg .= "\n"
180	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
181		210
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		212
184	utf8::encode $msg;
185	LOG llevError, $msg;	213	LOG llevError, $msg;
186	};	214	};
187	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
188		231
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
205	)) {	248	)) {
206	no strict 'refs';	249	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	251	}
209		252
210	$Event::DIED = sub {	253	$EV::DIED = sub {
211	warn "error in event callback: @_";	254	warn "error in event callback: @_";
212	};	255	};
213		256
214	#############################################################################	257	#############################################################################
215		258
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	282	$d
240	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
241	}	284	}
242		285
243	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
244		287
245	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
246		289
247	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
248		291
249	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
250		293
251	=cut	294	=cut
252		295
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		297
255	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
257		300
258	=item cf::lock_wait $string	301	=item cf::lock_wait $string
259		302
260	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
261		304
…		…
264	Wait until the given lock is available and then acquires it and returns	307	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
267	returned.	310	returned.
268		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
269	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
271		317
272	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
273		319
274	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
275		321
276	=cut	322	=cut
277		323
278	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
279		326
280	sub lock_wait($) {	327	sub lock_wait($) {
281	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
282		334
283	# wait for lock, if any	335	# wait for lock, if any
284	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	338	Coro::schedule;
…		…
292		344
293	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
294	lock_wait $key;	346	lock_wait $key;
295		347
296	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
297		350
298	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
301	}	355	}
302	}	356	}
303		357
…		…
306		360
307	! ! $LOCK{$key}	361	! ! $LOCK{$key}
308	}	362	}
309		363
310	sub freeze_mainloop {	364	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
312		366
313	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
314	$TICK_WATCHER->start;	368	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
315	};	428	}
316	$TICK_WATCHER->stop;	429	};
317	$guard	430
		431	sub get_slot($;$$) {
		432	return if tick_inhibit;
		433
		434	my ($time, $pri, $name) = @_;
		435
		436	$time = $TICK * .6 if $time > $TICK * .6;
		437	my $sig = new Coro::Signal;
		438
		439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		441	$SLOT_QUEUE->ready;
		442	$sig->wait;
318	}	443	}
319		444
320	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
321		446
322	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		452
328	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
329		454
330	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
331		456
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	460	acceptable.
336		461
337	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		468
344	sub sync_job(&) {	469	sub sync_job(&) {
345	my ($job) = @_;	470	my ($job) = @_;
346		471
347	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	473	my $time = EV::time;
349		474
350	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
352		477
353	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	479
355	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
356		481
357	my $busy = 1;	482	my $busy = 1;
358	my @res;	483	my @res;
359		484
360	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	487	@res = eval { $job->() };
362	warn $@ if $@;	488	warn $@ if $@;
363	undef $busy;	489	undef $busy;
364	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
365		491
366	while ($busy) {	492	while ($busy) {
367	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
368	}	497	}
		498	}
369		499
370	$time = Event::time - $time;	500	my $time = EV::time - $time;
371		501
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
376		503
377	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
378	} else {	505	} else {
379	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
380		507
…		…
405	=item fork_call { }, $args	532	=item fork_call { }, $args
406		533
407	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
411		538
412	=cut	539	=cut
413		540
414	sub fork_call(&@) {	541	sub fork_call(&@) {
415	my ($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 $$rdata, scalar @$objs;
969		1144
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1146	chmod SAVE_MODE, $fh;
972	aio_write $fh, 0, (length $$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	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	chmod SAVE_MODE, $fh;
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	close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
984	}	1159	}
…		…
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	local $cf::PLAYER_LOADING{$login} = $pl;
		1462	$f->resolve_delayed_derefs;
1257	$cf::PLAYER{$login} = $pl	1463	$cf::PLAYER{$login} = $pl
1258	}	1464	}
1259	}	1465	}
1260	}	1466	}
1261		1467
…		…
1270	return if $pl->{deny_save};	1476	return if $pl->{deny_save};
1271		1477
1272	aio_mkdir playerdir $pl, 0770;	1478	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1479	$pl->{last_save} = $cf::RUNTIME;
1274		1480
		1481	cf::get_slot 0.01;
		1482
1275	$pl->save_pl ($path);	1483	$pl->save_pl ($path);
1276	Coro::cede;	1484	cf::cede_to_tick;
1277	}	1485	}
1278		1486
1279	sub new($) {	1487	sub new($) {
1280	my ($login) = @_;	1488	my ($login) = @_;
1281		1489
…		…
1285	$self->{deny_save} = 1;	1493	$self->{deny_save} = 1;
1286		1494
1287	$cf::PLAYER{$login} = $self;	1495	$cf::PLAYER{$login} = $self;
1288		1496
1289	$self	1497	$self
		1498	}
		1499
		1500	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1501
		1502	=cut
		1503
		1504	sub send_msg {
		1505	my $ns = shift->ns
		1506	or return;
		1507	$ns->send_msg (@_);
1290	}	1508	}
1291		1509
1292	=item $pl->quit_character	1510	=item $pl->quit_character
1293		1511
1294	Nukes the player without looking back. If logged in, the connection will	1512	Nukes the player without looking back. If logged in, the connection will
…		…
1349	or return [];	1567	or return [];
1350		1568
1351	my @logins;	1569	my @logins;
1352		1570
1353	for my $login (@$dirs) {	1571	for my $login (@$dirs) {
		1572	my $path = path $login;
		1573
		1574	# a .pst is a dead give-away for a valid player
		1575	unless (-e "$path.pst") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1577	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1578	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1579	}
1357		1580
1358	utf8::decode $login;	1581	utf8::decode $login;
1359	push @logins, $login;	1582	push @logins, $login;
1360	}	1583	}
1361		1584
…		…
1394		1617
1395	Expand crossfire pod fragments into protocol xml.	1618	Expand crossfire pod fragments into protocol xml.
1396		1619
1397	=cut	1620	=cut
1398		1621
		1622	use re 'eval';
		1623
		1624	my $group;
		1625	my $interior; $interior = qr{
		1626	# match a pod interior sequence sans C<< >>
		1627	(?:
		1628	\ (.*?)\ (?{ $group = $^N })
		1629	| < (??{$interior}) >
		1630	)
		1631	}x;
		1632
1399	sub expand_cfpod {	1633	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;	1634	my ($self, $pod) = @_;
1401		1635
1402	# escape & and <	1636	my $xml;
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405		1637
1406	# this is buggy, it needs to properly take care of nested <'s	1638	while () {
		1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1640	$group = $1;
1407		1641
1408	1 while	1642	$group =~ s/&/&amp;/g;
1409	# replace B<>, I<>, U<> etc.	1643	$group =~ s/</&lt;/g;
1410	s/B<([^\>]*)>/<b>$1<\/b>/	1644
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/	1645	$xml .= $group;
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/	1646	} elsif ($pod =~ m%\G
1413	# replace G<male|female> tags	1647	([BCGHITU])
1414	|| s{G<([^>|]*)\|([^>]*)>}{	1648	<
1415	$self->gender ? $2 : $1	1649	(?:
1416	}ge	1650	([^<>]*) (?{ $group = $^N })
1417	# replace H<hint text>	1651	| < $interior >
1418	|| s{H<([^\>]*)>}	1652	)
		1653	>
		1654	%gcsx
1419	{	1655	) {
		1656	my ($code, $data) = ($1, $group);
		1657
		1658	if ($code eq "B") {
		1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1660	} elsif ($code eq "I") {
		1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1662	} elsif ($code eq "U") {
		1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1664	} elsif ($code eq "C") {
		1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1666	} elsif ($code eq "T") {
		1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1668	} elsif ($code eq "G") {
		1669	my ($male, $female) = split /\|/, $data;
		1670	$data = $self->gender ? $female : $male;
		1671	$xml .= expand_cfpod ($self, $data);
		1672	} elsif ($code eq "H") {
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")	1675	"")
1423	[$self->{hintmode}]	1676	[$self->{hintmode}];
		1677	} else {
		1678	$xml .= "error processing '$code($data)' directive";
1424	}ge;	1679	}
		1680	} else {
		1681	if ($pod =~ /\G(.+)/) {
		1682	warn "parse error while expanding $pod (at $1)";
		1683	}
		1684	last;
		1685	}
		1686	}
1425		1687
		1688	for ($xml) {
1426	# create single paragraphs (very hackish)	1689	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;	1690	s/(?<=\S)\n(?=\w)/ /g;
1428		1691
1429	# compress some whitespace	1692	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends	1693	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines	1694	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines	1695	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines	1696	s/\n+$//; # ending lines
		1697	}
1434		1698
1435	$_	1699	$xml
1436	}	1700	}
		1701
		1702	no re 'eval';
1437		1703
1438	sub hintmode {	1704	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;	1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}	1706	$_[0]{hintmode}
1441	}	1707	}
1442		1708
1443	=item $player->ext_reply ($msgid, %msg)	1709	=item $player->ext_reply ($msgid, @msg)
1444		1710
1445	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1446		1712
1447	=cut	1713	=cut
1448		1714
1449	sub ext_reply($$%) {	1715	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1716	my ($self, $id, @msg) = @_;
1451		1717
1452	$msg{msgid} = $id;	1718	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1719	}
1455		1720
1456	=item $player->ext_event ($type, %msg)	1721	=item $player->ext_msg ($type, @msg)
1457		1722
1458	Sends an ext event to the client.	1723	Sends an ext event to the client.
1459		1724
1460	=cut	1725	=cut
1461		1726
1462	sub ext_event($$%) {	1727	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1728	my ($self, $type, @msg) = @_;
1464		1729
1465	$self->ns->ext_event ($type, %msg);	1730	$self->ns->ext_msg ($type, @msg);
1466	}	1731	}
1467		1732
1468	=head3 cf::region	1733	=head3 cf::region
1469		1734
1470	=over 4	1735	=over 4
…		…
1483	my ($path) = @_;	1748	my ($path) = @_;
1484		1749
1485	my ($match, $specificity);	1750	my ($match, $specificity);
1486		1751
1487	for my $region (list) {	1752	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1753	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1754	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1755	if $region->specificity > $specificity;
1491	}	1756	}
1492	}	1757	}
1493		1758
…		…
1514	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1516		1781
1517	sub generate_random_map {	1782	sub generate_random_map {
1518	my ($self, $rmp) = @_;	1783	my ($self, $rmp) = @_;
		1784
		1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1786
1519	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1520	$self->_create_random_map (	1788	$self->_create_random_map (
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1613	$self->init; # pass $1 etc.	1881	$self->init; # pass $1 etc.
1614	return $self;	1882	return $self;
1615	}	1883	}
1616	}	1884	}
1617		1885
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	1886	Carp::cluck "unable to resolve path '$path' (base '$base').";
1619	()	1887	()
1620	}	1888	}
1621		1889
1622	sub init {	1890	sub init {
1623	my ($self) = @_;	1891	my ($self) = @_;
…		…
1645		1913
1646	# the temporary/swap location	1914	# the temporary/swap location
1647	sub save_path {	1915	sub save_path {
1648	my ($self) = @_;	1916	my ($self) = @_;
1649		1917
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1652	}	1920	}
1653		1921
1654	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1655	sub uniq_path {	1923	sub uniq_path {
1656	my ($self) = @_;	1924	my ($self) = @_;
1657		1925
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1660	}	1928	}
1661		1929
1662	# and all this just because we cannot iterate over	1930	# and all this just because we cannot iterate over
1663	# all maps in C++...	1931	# all maps in C++...
…		…
1686		1954
1687	sub load_header_from($) {	1955	sub load_header_from($) {
1688	my ($self, $path) = @_;	1956	my ($self, $path) = @_;
1689		1957
1690	utf8::encode $path;	1958	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	1959	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	1960	or return;
		1961
		1962	$self->_load_header ($f)
		1963	or return;
		1964
		1965	local $MAP_LOADING{$self->{path}} = $self;
		1966	$f->resolve_delayed_derefs;
1696		1967
1697	$self->{load_path} = $path;	1968	$self->{load_path} = $path;
1698		1969
1699	1	1970	1
1700	}	1971	}
…		…
1754	sub find {	2025	sub find {
1755	my ($path, $origin) = @_;	2026	my ($path, $origin) = @_;
1756		2027
1757	$path = normalise $path, $origin && $origin->path;	2028	$path = normalise $path, $origin && $origin->path;
1758		2029
		2030	cf::lock_wait "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	2031	cf::lock_wait "map_find:$path";
1760		2032
1761	$cf::MAP{$path} || do {	2033	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";	2034	my $guard1 = cf::lock_acquire "map_find:$path";
		2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2036
1763	my $map = new_from_path cf::map $path	2037	my $map = new_from_path cf::map $path
1764	or return;	2038	or return;
1765		2039
1766	$map->{last_save} = $cf::RUNTIME;	2040	$map->{last_save} = $cf::RUNTIME;
1767		2041
…		…
1769	or return;	2043	or return;
1770		2044
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	2046	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	2047	#$cf::WAIT_FOR_TICK->wait;
		2048	undef $guard1;
		2049	undef $guard2;
1774	$map->reset;	2050	$map->reset;
1775	undef $guard;
1776	return find $path;	2051	return find $path;
1777	}	2052	}
1778		2053
1779	$cf::MAP{$path} = $map	2054	$cf::MAP{$path} = $map
1780	}	2055	}
…		…
1789	local $self->{deny_reset} = 1; # loading can take a long time	2064	local $self->{deny_reset} = 1; # loading can take a long time
1790		2065
1791	my $path = $self->{path};	2066	my $path = $self->{path};
1792		2067
1793	{	2068	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2069	my $guard = cf::lock_acquire "map_data:$path";
1795		2070
		2071	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2072	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		2073
1798	$self->in_memory (cf::MAP_LOADING);	2074	$self->in_memory (cf::MAP_LOADING);
1799		2075
1800	$self->alloc;	2076	$self->alloc;
1801		2077
1802	$self->pre_load;	2078	$self->pre_load;
1803	Coro::cede;	2079	cf::cede_to_tick;
1804		2080
		2081	my $f = new_from_file cf::object::thawer $self->{load_path};
		2082	$f->skip_block;
1805	$self->_load_objects ($self->{load_path}, 1)	2083	$self->_load_objects ($f)
1806	or return;	2084	or return;
1807		2085
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1809	if delete $self->{load_original};	2087	if delete $self->{load_original};
1810		2088
1811	if (my $uniq = $self->uniq_path) {	2089	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2090	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2091	unless (aio_stat $uniq) {
		2092	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2093	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2094	$self->_load_objects ($f);
		2095	$f->resolve_delayed_derefs;
		2096	}
1816	}	2097	}
1817	}	2098	}
1818		2099
1819	Coro::cede;	2100	$f->resolve_delayed_derefs;
		2101
		2102	cf::cede_to_tick;
1820	# now do the right thing for maps	2103	# now do the right thing for maps
1821	$self->link_multipart_objects;	2104	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2105	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2106	unless $self->difficulty;
1824	Coro::cede;	2107	cf::cede_to_tick;
1825		2108
1826	unless ($self->{deny_activate}) {	2109	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2110	$self->decay_objects;
1828	$self->fix_auto_apply;	2111	$self->fix_auto_apply;
1829	$self->update_buttons;	2112	$self->update_buttons;
1830	Coro::cede;	2113	cf::cede_to_tick;
1831	$self->set_darkness_map;	2114	$self->set_darkness_map;
1832	Coro::cede;	2115	cf::cede_to_tick;
1833	$self->activate;	2116	$self->activate;
1834	}	2117	}
1835		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1837	}	2123	}
1838		2124
1839	$self->post_load;	2125	$self->post_load;
1840	}	2126	}
1841		2127
…		…
1850		2136
1851	$self	2137	$self
1852	}	2138	}
1853		2139
1854	# find and load all maps in the 3x3 area around a map	2140	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {	2141	sub load_neighbours {
1856	my ($map) = @_;	2142	my ($map) = @_;
1857		2143
1858	my @diag; # diagonal neighbours	2144	my @neigh; # diagonal neighbours
1859		2145
1860	for (0 .. 3) {	2146	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2147	my $neigh = $map->tile_path ($_)
1862	or next;	2148	or next;
1863	$neigh = find $neigh, $map	2149	$neigh = find $neigh, $map
1864	or next;	2150	or next;
1865	$neigh->load;	2151	$neigh->load;
1866		2152
		2153	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2156	}
1870		2157
1871	for (@diag) {	2158	for (grep defined $_->[0], @neigh) {
		2159	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2160	my $neigh = find $path, $origin
1873	or next;	2161	or next;
1874	$neigh->load;	2162	$neigh->load;
1875	}	2163	}
1876	}	2164	}
1877		2165
…		…
1882	}	2170	}
1883		2171
1884	sub do_load_sync {	2172	sub do_load_sync {
1885	my ($map) = @_;	2173	my ($map) = @_;
1886		2174
		2175	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2176	if $Coro::current == $Coro::main;
		2177
1887	cf::sync_job { $map->load };	2178	cf::sync_job { $map->load };
1888	}	2179	}
1889		2180
1890	our %MAP_PREFETCH;	2181	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2182	our $MAP_PREFETCHER = undef;
1892		2183
1893	sub find_async {	2184	sub find_async {
1894	my ($path, $origin) = @_;	2185	my ($path, $origin, $load) = @_;
1895		2186
1896	$path = normalise $path, $origin && $origin->{path};	2187	$path = normalise $path, $origin && $origin->{path};
1897		2188
1898	if (my $map = $cf::MAP{$path}) {	2189	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1900	}	2191	}
1901		2192
1902	undef $MAP_PREFETCH{$path};	2193	$MAP_PREFETCH{$path} |= $load;
		2194
1903	$MAP_PREFETCHER ||= cf::async {	2195	$MAP_PREFETCHER ||= cf::async {
		2196	$Coro::current->{desc} = "map prefetcher";
		2197
1904	while (%MAP_PREFETCH) {	2198	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2199	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2200	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2201	$map->load if $v;
		2202	}
1909		2203
1910	delete $MAP_PREFETCH{$path};	2204	delete $MAP_PREFETCH{$k};
1911	}	2205	}
1912	}	2206	}
1913	undef $MAP_PREFETCHER;	2207	undef $MAP_PREFETCHER;
1914	};	2208	};
1915	$MAP_PREFETCHER->prio (6);	2209	$MAP_PREFETCHER->prio (6);
…		…
1918	}	2212	}
1919		2213
1920	sub save {	2214	sub save {
1921	my ($self) = @_;	2215	my ($self) = @_;
1922		2216
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1924		2218
1925	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
1926		2220
1927	return unless $self->dirty;	2221	return unless $self->dirty;
1928		2222
…		…
1934	return if $self->{deny_save};	2228	return if $self->{deny_save};
1935		2229
1936	local $self->{last_access} = $self->last_access;#d#	2230	local $self->{last_access} = $self->last_access;#d#
1937		2231
1938	cf::async {	2232	cf::async {
		2233	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2234	$_->contr->save for $self->players;
1940	};	2235	};
		2236
		2237	cf::get_slot 0.02;
1941		2238
1942	if ($uniq) {	2239	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2240	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2241	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2242	} else {
…		…
1951	my ($self) = @_;	2248	my ($self) = @_;
1952		2249
1953	# save first because save cedes	2250	# save first because save cedes
1954	$self->save;	2251	$self->save;
1955		2252
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2254
1958	return if $self->players;	2255	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;	2256	return if $self->in_memory != cf::MAP_ACTIVE;
1960	return if $self->{deny_save};	2257	return if $self->{deny_save};
1961		2258
		2259	$self->in_memory (cf::MAP_SWAPPED);
		2260
		2261	$self->deactivate;
		2262	$_->clear_links_to ($self) for values %cf::MAP;
1962	$self->clear;	2263	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2264	}
1965		2265
1966	sub reset_at {	2266	sub reset_at {
1967	my ($self) = @_;	2267	my ($self) = @_;
1968		2268
…		…
2000	if $uniq;	2300	if $uniq;
2001	}	2301	}
2002		2302
2003	delete $cf::MAP{$self->path};	2303	delete $cf::MAP{$self->path};
2004		2304
		2305	$self->deactivate;
		2306	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2307	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2308
2009	$self->unlink_save;	2309	$self->unlink_save;
2010	$self->destroy;	2310	$self->destroy;
2011	}	2311	}
2012		2312
2013	my $nuke_counter = "aaaa";	2313	my $nuke_counter = "aaaa";
2014		2314
2015	sub nuke {	2315	sub nuke {
2016	my ($self) = @_;	2316	my ($self) = @_;
2017		2317
		2318	{
		2319	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2320
2018	delete $cf::MAP{$self->path};	2321	delete $cf::MAP{$self->path};
2019		2322
2020	$self->unlink_save;	2323	$self->unlink_save;
2021		2324
2022	bless $self, "cf::map";	2325	bless $self, "cf::map";
2023	delete $self->{deny_reset};	2326	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2327	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2328	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2330
2028	$cf::MAP{$self->path} = $self;	2331	$cf::MAP{$self->path} = $self;
		2332	}
2029		2333
2030	$self->reset; # polite request, might not happen	2334	$self->reset; # polite request, might not happen
2031	}	2335	}
2032		2336
2033	=item $maps = cf::map::tmp_maps	2337	=item $maps = cf::map::tmp_maps
…		…
2075		2379
2076	sub unique_maps() {	2380	sub unique_maps() {
2077	[	2381	[
2078	map {	2382	map {
2079	utf8::decode $_;	2383	utf8::decode $_;
2080	/\.map$/	2384	s/\.map$//; # TODO future compatibility hack
		2385	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2386	? ()
2081	? normalise $_	2387	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2388	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2389	]
2085	}	2390	}
2086		2391
2087	package cf;
2088
2089	=back	2392	=back
2090		2393
2091	=head3 cf::object	2394	=head3 cf::object
2092		2395
2093	=cut	2396	=cut
…		…
2096		2399
2097	=over 4	2400	=over 4
2098		2401
2099	=item $ob->inv_recursive	2402	=item $ob->inv_recursive
2100		2403
2101	Returns the inventory of the object _and_ their inventories, recursively.	2404	Returns the inventory of the object I<and> their inventories, recursively,
		2405	but I<not> the object itself.
2102		2406
2103	=cut	2407	=cut
2104		2408
2105	sub inv_recursive_;	2409	sub inv_recursive_;
2106	sub inv_recursive_ {	2410	sub inv_recursive_ {
2107	map { $_, inv_recursive_ $_->inv } @_	2411	map { $_, inv_recursive_ $_->inv } @_
2108	}	2412	}
2109		2413
2110	sub inv_recursive {	2414	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2415	inv_recursive_ inv $_[0]
		2416	}
		2417
		2418	=item $ref = $ob->ref
		2419
		2420	Creates and returns a persistent reference to an object that can be stored as a string.
		2421
		2422	=item $ob = cf::object::deref ($refstring)
		2423
		2424	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2425	even if the object actually exists. May block.
		2426
		2427	=cut
		2428
		2429	sub deref {
		2430	my ($ref) = @_;
		2431
		2432	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2433	my ($uuid, $name) = ($1, $2);
		2434	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2435	or return;
		2436	$pl->ob->uuid eq $uuid
		2437	or return;
		2438
		2439	$pl->ob
		2440	} else {
		2441	warn "$ref: cannot resolve object reference\n";
		2442	undef
		2443	}
2112	}	2444	}
2113		2445
2114	package cf;	2446	package cf;
2115		2447
2116	=back	2448	=back
…		…
2140		2472
2141	} else {	2473	} else {
2142	my $pl = $self->contr;	2474	my $pl = $self->contr;
2143		2475
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2476	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2478	$dialog->{pl}->ext_msg ($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		2479
2153	} else {	2480	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2482	$self->message ($msg, $flags);
2156	}	2483	}
2157	}	2484	}
		2485	}
		2486
		2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2488
		2489	=cut
		2490
		2491	sub cf::object::send_msg {
		2492	my $pl = shift->contr
		2493	or return;
		2494	$pl->send_msg (@_);
2158	}	2495	}
2159		2496
2160	=item $player_object->may ("access")	2497	=item $player_object->may ("access")
2161		2498
2162	Returns wether the given player is authorized to access resource "access"	2499	Returns wether the given player is authorized to access resource "access"
…		…
2241	# use -1 or undef as default coordinates, not 0, 0	2578	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2579	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2580	if $x <=0 && $y <= 0;
2244		2581
2245	$map->load;	2582	$map->load;
2246	$map->load_diag;	2583	$map->load_neighbours;
2247		2584
2248	return unless $self->contr->active;	2585	return unless $self->contr->active;
2249	$self->activate_recursive;	2586	$self->activate_recursive;
2250		2587
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2589	$self->enter_map ($map, $x, $y);
2253	}	2590	}
2254		2591
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2256		2593
2257	Moves the player to the given map-path and coordinates by first freezing	2594	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2595	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	2596	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2597	the new (success) or old (failed) map position. In either case, $done will
		2598	be called at the end of this process.
2261		2599
2262	=cut	2600	=cut
2263		2601
2264	our $GOTOGEN;	2602	our $GOTOGEN;
2265		2603
2266	sub cf::object::player::goto {	2604	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2605	my ($self, $path, $x, $y, $check, $done) = @_;
2268		2606
2269	# do generation counting so two concurrent goto's will be executed in-order	2607	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2609
2272	$self->enter_link;	2610	$self->enter_link;
2273		2611
2274	(async {	2612	(async {
		2613	$Coro::current->{desc} = "player::goto $path $x $y";
		2614
		2615	# *tag paths override both path and x|y
		2616	if ($path =~ /^\*(.*)$/) {
		2617	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2618	my $ob = $obs[rand @obs];
		2619
		2620	# see if we actually can go there
		2621	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2622	$ob = $obs[rand @obs];
		2623	} else {
		2624	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2625	}
		2626	# else put us there anyways for now #d#
		2627
		2628	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2629	} else {
		2630	($path, $x, $y) = (undef, undef, undef);
		2631	}
		2632	}
		2633
2275	my $map = eval {	2634	my $map = eval {
2276	my $map = cf::map::find $path;	2635	my $map = defined $path ? cf::map::find $path : undef;
2277		2636
2278	if ($map) {	2637	if ($map) {
2279	$map = $map->customise_for ($self);	2638	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2639	$map = $check->($map) if $check && $map;
2281	} else {	2640	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2642	}
2284		2643
2285	$map	2644	$map
2286	};	2645	};
2287		2646
…		…
2292		2651
2293	if ($gen == $self->{_goto_generation}) {	2652	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2653	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2654	$self->leave_link ($map, $x, $y);
2296	}	2655	}
		2656
		2657	$done->() if $done;
2297	})->prio (1);	2658	})->prio (1);
2298	}	2659	}
2299		2660
2300	=item $player_object->enter_exit ($exit_object)	2661	=item $player_object->enter_exit ($exit_object)
2301		2662
…		…
2338	$rmp->{origin_y} = $exit->y;	2699	$rmp->{origin_y} = $exit->y;
2339	}	2700	}
2340		2701
2341	$rmp->{random_seed} ||= $exit->random_seed;	2702	$rmp->{random_seed} ||= $exit->random_seed;
2342		2703
2343	my $data = cf::to_json $rmp;	2704	my $data = JSON::XS->new->utf8->pretty->canolicalize->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2705	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2706	my $meta = "$RANDOMDIR/$md5.meta";
2346		2707
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2709	aio_write $fh, 0, (length $data), $data, 0;
…		…
2375	# if exit is damned, update players death & WoR home-position	2736	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)	2737	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);	2738	if $exit->flag (FLAG_DAMNED);
2378		2739
2379	(async {	2740	(async {
		2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2742
2380	$self->deactivate_recursive; # just to be sure	2743	$self->deactivate_recursive; # just to be sure
2381	unless (eval {	2744	unless (eval {
2382	$self->goto ($slaying, $hp, $sp);	2745	$self->goto ($slaying, $hp, $sp);
2383		2746
2384	1;	2747	1;
…		…
2410		2773
2411	utf8::encode $text;	2774	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2775	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	2776	}
2414		2777
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	2778	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		2779
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	2780	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	2781	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	2782	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	2783	the message unless the client supports the msg packet.
2421		2784
2422	=cut	2785	=cut
2423		2786
		2787	# non-persistent channels (usually the info channel)
		2788	our %CHANNEL = (
		2789	"c/identify" => {
		2790	id => "infobox",
		2791	title => "Identify",
		2792	reply => undef,
		2793	tooltip => "Items recently identified",
		2794	},
		2795	"c/examine" => {
		2796	id => "infobox",
		2797	title => "Examine",
		2798	reply => undef,
		2799	tooltip => "Signs and other items you examined",
		2800	},
		2801	"c/book" => {
		2802	id => "infobox",
		2803	title => "Book",
		2804	reply => undef,
		2805	tooltip => "The contents of a note or book",
		2806	},
		2807	"c/lookat" => {
		2808	id => "infobox",
		2809	title => "Look",
		2810	reply => undef,
		2811	tooltip => "What you saw there",
		2812	},
		2813	"c/who" => {
		2814	id => "infobox",
		2815	title => "Players",
		2816	reply => undef,
		2817	tooltip => "Shows players who are currently online",
		2818	},
		2819	"c/body" => {
		2820	id => "infobox",
		2821	title => "Body Parts",
		2822	reply => undef,
		2823	tooltip => "Shows which body parts you posess and are available",
		2824	},
		2825	"c/uptime" => {
		2826	id => "infobox",
		2827	title => "Uptime",
		2828	reply => undef,
		2829	tooltip => "How long the server has been running since last restart",
		2830	},
		2831	"c/mapinfo" => {
		2832	id => "infobox",
		2833	title => "Map Info",
		2834	reply => undef,
		2835	tooltip => "Information related to the maps",
		2836	},
		2837	);
		2838
2424	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2426		2841
2427	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg);
2428		2843
		2844	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2845
		2846	# check predefined channels, for the benefit of C
		2847	if ($CHANNEL{$channel}) {
		2848	$channel = $CHANNEL{$channel};
		2849
		2850	$self->ext_msg (channel_info => $channel)
		2851	if $self->can_msg;
		2852
		2853	$channel = $channel->{id};
		2854
		2855	} elsif (ref $channel) {
		2856	# send meta info to client, if not yet sent
		2857	unless (exists $self->{channel}{$channel->{id}}) {
		2858	$self->{channel}{$channel->{id}} = $channel;
		2859	$self->ext_msg (channel_info => $channel)
		2860	if $self->can_msg;
		2861	}
		2862
		2863	$channel = $channel->{id};
		2864	}
		2865
2429	return unless @extra || length $msg;	2866	return unless @extra || length $msg;
2430		2867
2431	if ($self->can_msg) {	2868	if ($self->can_msg) {
		2869	# default colour, mask it out
		2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2871	if $color & cf::NDI_DEF;
		2872
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2873	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2433	} else {	2875	} else {
2434	# replace some tags by gcfclient-compatible ones
2435	for ($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 ($color >= 0) {	2876	if ($color >= 0) {
		2877	# replace some tags by gcfclient-compatible ones
		2878	for ($msg) {
		2879	1 while
		2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2885	}
		2886
		2887	$color &= cf::NDI_COLOR_MASK;
		2888
		2889	utf8::encode $msg;
		2890
2445	if (0 && $msg =~ /\[/) {	2891	if (0 && $msg =~ /\[/) {
		2892	# COMMAND/INFO
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2447	} else {	2894	} else {
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")	2896	$self->send_packet ("drawinfo $color $msg")
2450	}	2897	}
2451	}	2898	}
2452	}	2899	}
2453	}	2900	}
2454		2901
2455	=item $client->ext_event ($type, %msg)	2902	=item $client->ext_msg ($type, @msg)
2456		2903
2457	Sends an ext event to the client.	2904	Sends an ext event to the client.
2458		2905
2459	=cut	2906	=cut
2460		2907
2461	sub cf::client::ext_event($$%) {	2908	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	2909	my ($self, $type, @msg) = @_;
2463		2910
		2911	if ($self->extcmd == 2) {
		2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2913	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	2914	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2916	}
		2917	}
		2918
		2919	=item $client->ext_reply ($msgid, @msg)
		2920
		2921	Sends an ext reply to the client.
		2922
		2923	=cut
		2924
		2925	sub cf::client::ext_reply($$@) {
		2926	my ($self, $id, @msg) = @_;
		2927
		2928	if ($self->extcmd == 2) {
		2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2930	} elsif ($self->extcmd == 1) {
		2931	#TODO: version 1, remove
		2932	unshift @msg, msgtype => "reply", msgid => $id;
		2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2934	}
2466	}	2935	}
2467		2936
2468	=item $success = $client->query ($flags, "text", \&cb)	2937	=item $success = $client->query ($flags, "text", \&cb)
2469		2938
2470	Queues a query to the client, calling the given callback with	2939	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	2994	my ($ns, $buf) = @_;
2526		2995
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2996	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		2997
2529	if (ref $msg) {	2998	if (ref $msg) {
		2999	my ($type, $reply, @payload) =
		3000	"ARRAY" eq ref $msg
		3001	? @$msg
		3002	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3003
		3004	my @reply;
		3005
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3006	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3007	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	3008	}
		3009
		3010	$ns->ext_reply ($reply, @reply)
		3011	if $reply;
		3012
2536	} else {	3013	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3014	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	3015	}
2539		3016
2540	cf::override;	3017	cf::override;
…		…
2587	our $safe = new Safe "safe";	3064	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3065	our $safe_hole = new Safe::Hole;
2589		3066
2590	$SIG{FPE} = 'IGNORE';	3067	$SIG{FPE} = 'IGNORE';
2591		3068
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3069	$safe->permit_only (Opcode::opset qw(
		3070	:base_core :base_mem :base_orig :base_math
		3071	grepstart grepwhile mapstart mapwhile
		3072	sort time
		3073	));
2593		3074
2594	# here we export the classes and methods available to script code	3075	# here we export the classes and methods available to script code
2595		3076
2596	=pod	3077	=pod
2597		3078
2598	The following functions and methods are available within a safe environment:	3079	The following functions and methods are available within a safe environment:
2599		3080
2600	cf::object	3081	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3082	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3083	insert remove name archname title slaying race decrease_ob_nr
2603		3084
2604	cf::object::player	3085	cf::object::player
2605	player	3086	player
2606		3087
2607	cf::player	3088	cf::player
…		…
2612		3093
2613	=cut	3094	=cut
2614		3095
2615	for (	3096	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3098	insert remove inv name archname title slaying race
2617	insert remove)],	3099	decrease_ob_nr destroy)],
2618	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful)],
2620	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2621	) {	3103	) {
2622	no strict 'refs';	3104	no strict 'refs';
…		…
2698	# the server's init and main functions	3180	# the server's init and main functions
2699		3181
2700	sub load_facedata($) {	3182	sub load_facedata($) {
2701	my ($path) = @_;	3183	my ($path) = @_;
2702		3184
		3185	# HACK to clear player env face cache, we need some signal framework
		3186	# for this (global event?)
		3187	%ext::player_env::MUSIC_FACE_CACHE = ();
		3188
		3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3190
2703	warn "loading facedata from $path\n";	3191	warn "loading facedata from $path\n";
2704		3192
2705	my $facedata;	3193	my $facedata;
2706	0 < aio_load $path, $facedata	3194	0 < aio_load $path, $facedata
2707	or die "$path: $!";	3195	or die "$path: $!";
…		…
2709	$facedata = Coro::Storable::thaw $facedata;	3197	$facedata = Coro::Storable::thaw $facedata;
2710		3198
2711	$facedata->{version} == 2	3199	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3200	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		3201
		3202	# patch in the exptable
		3203	$facedata->{resource}{"res/exp_table"} = {
		3204	type => FT_RSRC,
		3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3206	};
		3207	cf::cede_to_tick;
		3208
2714	{	3209	{
2715	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
2716		3211
2717	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3215	cf::face::set_visibility $idx, $info->{visibility};
		3216	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2722	Coro::cede;	3219
		3220	cf::cede_to_tick;
2723	}	3221	}
2724		3222
2725	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
2727	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
2728	or next;	3227	or next;
		3228
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
		3230	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3232	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3234	}
2734	Coro::cede;	3235
		3236	cf::cede_to_tick;
2735	}	3237	}
2736	}	3238	}
2737		3239
2738	{	3240	{
2739	my $anims = $facedata->{animinfo};	3241	my $anims = $facedata->{animinfo};
2740		3242
2741	while (my ($anim, $info) = each %$anims) {	3243	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3244	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3245	cf::cede_to_tick;
2744	}	3246	}
2745		3247
2746	cf::anim::invalidate_all; # d'oh	3248	cf::anim::invalidate_all; # d'oh
2747	}	3249	}
2748		3250
		3251	{
		3252	# TODO: for gcfclient pleasure, we should give resources
		3253	# that gcfclient doesn't grok a >10000 face index.
		3254	my $res = $facedata->{resource};
		3255
		3256	while (my ($name, $info) = each %$res) {
		3257	if (defined $info->{type}) {
		3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3259	my $data;
		3260
		3261	if ($info->{type} & 1) {
		3262	# prepend meta info
		3263
		3264	my $meta = $enc->encode ({
		3265	name => $name,
		3266	%{ $info->{meta} || {} },
		3267	});
		3268
		3269	$data = pack "(w/a*)*", $meta, $info->{data};
		3270	} else {
		3271	$data = $info->{data};
		3272	}
		3273
		3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3275	cf::face::set_type $idx, $info->{type};
		3276	} else {
		3277	$RESOURCE{$name} = $info;
		3278	}
		3279
		3280	cf::cede_to_tick;
		3281	}
		3282	}
		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3285
2749	1	3286	1
2750	}	3287	}
2751		3288
		3289	cf::global->attach (on_resource_update => sub {
		3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3292
		3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3294	my $sound = $soundconf->{compat}[$_]
		3295	or next;
		3296
		3297	my $face = cf::face::find "sound/$sound->[1]";
		3298	cf::sound::set $sound->[0] => $face;
		3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3300	}
		3301
		3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3303	my $face = cf::face::find "sound/$v";
		3304	cf::sound::set $k => $face;
		3305	}
		3306	}
		3307	});
		3308
		3309	register_exticmd fx_want => sub {
		3310	my ($ns, $want) = @_;
		3311
		3312	while (my ($k, $v) = each %$want) {
		3313	$ns->fx_want ($k, $v);
		3314	}
		3315	};
		3316
2752	sub reload_regions {	3317	sub reload_regions {
		3318	# HACK to clear player env face cache, we need some signal framework
		3319	# for this (global event?)
		3320	%ext::player_env::MUSIC_FACE_CACHE = ();
		3321
2753	load_resource_file "$MAPDIR/regions"	3322	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3323	or die "unable to load regions file\n";
		3324
		3325	for (cf::region::list) {
		3326	$_->{match} = qr/$_->{match}/
		3327	if exists $_->{match};
		3328	}
2755	}	3329	}
2756		3330
2757	sub reload_facedata {	3331	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3332	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3333	or die "unable to load facedata\n";
…		…
2788		3362
2789	sub init {	3363	sub init {
2790	reload_resources;	3364	reload_resources;
2791	}	3365	}
2792		3366
2793	sub cfg_load {	3367	sub reload_config {
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3368	open my $fh, "<:utf8", "$CONFDIR/config"
2795	or return;	3369	or return;
2796		3370
2797	local $/;	3371	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;	3372	*CFG = YAML::Load <$fh>;
2799		3373
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2801		3375
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2803	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2814	sub main {	3388	sub main {
2815	# we must not ever block the main coroutine	3389	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3390	local $Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3391	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3392	(async {
2819	Event::one_event;	3393	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3394	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3395	})->prio (Coro::PRIO_MAX);
2821	};	3396	};
2822		3397
2823	cfg_load;	3398	reload_config;
2824	db_init;	3399	db_init;
2825	load_extensions;	3400	load_extensions;
2826		3401
2827	$TICK_WATCHER->start;	3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3403	evthread_start IO::AIO::poll_fileno;
2828	Event::loop;	3404	EV::loop;
2829	}	3405	}
2830		3406
2831	#############################################################################	3407	#############################################################################
2832	# initialisation and cleanup	3408	# initialisation and cleanup
2833		3409
2834	# install some emergency cleanup handlers	3410	# install some emergency cleanup handlers
2835	BEGIN {	3411	BEGIN {
		3412	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3413	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3414	$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";	3415	cf::cleanup "SIG$signal";
2844	},
2845	);	3416	};
2846	}	3417	}
2847	}	3418	}
2848		3419
2849	sub write_runtime {	3420	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";	3421	my $runtime = "$LOCALDIR/runtime";
2851		3422
2852	# first touch the runtime file to show we are still running:	3423	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3424	# the fsync below can take a very very long time.
2854		3425
…		…
2880	and return;	3451	and return;
2881		3452
2882	warn "runtime file written.\n";	3453	warn "runtime file written.\n";
2883		3454
2884	1	3455	1
		3456	}
		3457
		3458	our $uuid_lock;
		3459	our $uuid_skip;
		3460
		3461	sub write_uuid_sync($) {
		3462	$uuid_skip ||= $_[0];
		3463
		3464	return if $uuid_lock;
		3465	local $uuid_lock = 1;
		3466
		3467	my $uuid = "$LOCALDIR/uuid";
		3468
		3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3470	or return;
		3471
		3472	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3473	$uuid_skip = 0;
		3474
		3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3476	and return;
		3477
		3478	# always fsync - this file is important
		3479	aio_fsync $fh
		3480	and return;
		3481
		3482	close $fh
		3483	or return;
		3484
		3485	aio_rename "$uuid~", $uuid
		3486	and return;
		3487
		3488	warn "uuid file written ($value).\n";
		3489
		3490	1
		3491
		3492	}
		3493
		3494	sub write_uuid($$) {
		3495	my ($skip, $sync) = @_;
		3496
		3497	$sync ? write_uuid_sync $skip
		3498	: async { write_uuid_sync $skip };
2885	}	3499	}
2886		3500
2887	sub emergency_save() {	3501	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3502	my $freeze_guard = cf::freeze_mainloop;
2889		3503
…		…
2895	# and maps saved/destroyed asynchronously.	3509	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3510	warn "begin emergency player save\n";
2897	for my $login (keys %cf::PLAYER) {	3511	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3512	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3513	$pl->valid or next;
		3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3515	$pl->save;
2901	}	3516	}
2902	warn "end emergency player save\n";	3517	warn "end emergency player save\n";
2903		3518
2904	warn "begin emergency map save\n";	3519	warn "begin emergency map save\n";
…		…
2910	warn "end emergency map save\n";	3525	warn "end emergency map save\n";
2911		3526
2912	warn "begin emergency database checkpoint\n";	3527	warn "begin emergency database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3528	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	3529	warn "end emergency database checkpoint\n";
		3530
		3531	warn "begin write uuid\n";
		3532	write_uuid_sync 1;
		3533	warn "end write uuid\n";
2915	};	3534	};
2916		3535
2917	warn "leave emergency perl save\n";	3536	warn "leave emergency perl save\n";
2918	}	3537	}
2919		3538
…		…
2934	warn "reloading...";	3553	warn "reloading...";
2935		3554
2936	warn "entering sync_job";	3555	warn "entering sync_job";
2937		3556
2938	cf::sync_job {	3557	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark	3558	cf::write_runtime_sync; # external watchdog should not bark
2940	cf::emergency_save;	3559	cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark	3560	cf::write_runtime_sync; # external watchdog should not bark
2942		3561
2943	warn "syncing database to disk";	3562	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;	3563	BDB::db_env_txn_checkpoint $DB_ENV;
2945		3564
2946	# if anything goes wrong in here, we should simply crash as we already saved	3565	# if anything goes wrong in here, we should simply crash as we already saved
2947
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952		3566
2953	warn "flushing outstanding aio requests";	3567	warn "flushing outstanding aio requests";
2954	for (;;) {	3568	for (;;) {
2955	BDB::flush;	3569	BDB::flush;
2956	IO::AIO::flush;	3570	IO::AIO::flush;
2957	Coro::cede;	3571	Coro::cede_notself;
2958	last unless IO::AIO::nreqs || BDB::nreqs;	3572	last unless IO::AIO::nreqs || BDB::nreqs;
2959	warn "iterate...";	3573	warn "iterate...";
2960	}	3574	}
2961		3575
2962	++$RELOAD;	3576	++$RELOAD;
…		…
3021	warn "reloading cf.pm";	3635	warn "reloading cf.pm";
3022	require cf;	3636	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3637	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3024		3638
3025	warn "loading config and database again";	3639	warn "loading config and database again";
3026	cf::cfg_load;	3640	cf::reload_config;
3027		3641
3028	warn "loading extensions";	3642	warn "loading extensions";
3029	cf::load_extensions;	3643	cf::load_extensions;
3030		3644
3031	warn "reattaching attachments to objects/players";	3645	warn "reattaching attachments to objects/players";
…		…
3038	warn "leaving sync_job";	3652	warn "leaving sync_job";
3039		3653
3040	1	3654	1
3041	} or do {	3655	} or do {
3042	warn $@;	3656	warn $@;
3043	warn "error while reloading, exiting.";	3657	cf::cleanup "error while reloading, exiting.";
3044	exit 1;
3045	};	3658	};
3046		3659
3047	warn "reloaded";	3660	warn "reloaded";
3048	};	3661	};
3049		3662
…		…
3051		3664
3052	sub reload_perl() {	3665	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	3666	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	3667	# coro crashes during coro_state_free->destroy here.
3055		3668
3056	$RELOAD_WATCHER ||= Event->timer (	3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3057	reentrant => 0,
3058	after => 0,
3059	data => WF_AUTOCANCEL,
3060	cb => sub {
3061	do_reload_perl;	3670	do_reload_perl;
3062	undef $RELOAD_WATCHER;	3671	undef $RELOAD_WATCHER;
3063	},
3064	);	3672	};
3065	}	3673	}
3066		3674
3067	register_command "reload" => sub {	3675	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	3676	my ($who, $arg) = @_;
3069		3677
3070	if ($who->flag (FLAG_WIZ)) {	3678	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	3679	$who->message ("reloading server.");
		3680	async {
		3681	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	3682	reload_perl;
		3683	};
3073	}	3684	}
3074	};	3685	};
3075		3686
3076	unshift @INC, $LIBDIR;	3687	unshift @INC, $LIBDIR;
3077		3688
…		…
3079		3690
3080	our @WAIT_FOR_TICK;	3691	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	3692	our @WAIT_FOR_TICK_BEGIN;
3082		3693
3083	sub wait_for_tick {	3694	sub wait_for_tick {
3084	return unless $TICK_WATCHER->is_active;	3695	return if tick_inhibit;
3085	return if $Coro::current == $Coro::main;	3696	return if $Coro::current == $Coro::main;
3086		3697
3087	my $signal = new Coro::Signal;	3698	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	3699	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	3700	$signal->wait;
3090	}	3701	}
3091		3702
3092	sub wait_for_tick_begin {	3703	sub wait_for_tick_begin {
3093	return unless $TICK_WATCHER->is_active;	3704	return if tick_inhibit;
3094	return if $Coro::current == $Coro::main;	3705	return if $Coro::current == $Coro::main;
3095		3706
3096	my $signal = new Coro::Signal;	3707	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	3708	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	3709	$signal->wait;
3099	}	3710	}
3100		3711
3101	my $min = 1e6;#d#	3712	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 != $Coro::main) {	3713	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3714	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	3715	unless ++$bug_warning > 10;
3113	return;	3716	return;
3114	}	3717	}
3115		3718
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	3719	cf::server_tick; # one server iteration
3119		3720
3120	0 && sync_job {#d#	3721	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	for(1..10) {	3722	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3122	my $t = Event::time;	3723	Coro::async_pool {
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3724	$Coro::current->{desc} = "runtime saver";
3124	or die;	3725	write_runtime_sync
3125		3726	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	};	3727	};
		3728	}
3142		3729
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) {	3730	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	3731	$sig->send;
3159	}	3732	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	3733	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	3734	$sig->send;
3162	}	3735	}
3163		3736
3164	$NOW = Event::time;	3737	$LOAD = ($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;	3738	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		3739
3175	_post_tick;	3740	if (0) {
3176		3741	if ($NEXT_TICK) {
3177		3742	my $jitter = $TICK_START - $NEXT_TICK;
		3743	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3744	warn "jitter $JITTER\n";#d#
		3745	}
3178	},	3746	}
3179	);	3747	}
3180		3748
3181	{	3749	{
3182	BDB::max_poll_time $TICK * 0.1;	3750	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	3751
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;	3752	BDB::min_parallel 8;
3192		3753	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	3754	$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	$! = $status;
3204	},
3205	)
3206	};
3207		3755
3208	unless ($DB_ENV) {	3756	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	3757	$DB_ENV = BDB::db_env_create;
		3758	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3759	| BDB::LOG_AUTOREMOVE, 1);
		3760	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3761	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		3762
3211	cf::sync_job {	3763	cf::sync_job {
3212	eval {	3764	eval {
3213	BDB::db_env_open	3765	BDB::db_env_open
3214	$DB_ENV,	3766	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3768	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3769	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	3770	0666;
3219		3771
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3772	cf::cleanup "db_env_open($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	};	3773	};
3225		3774
3226	cf::cleanup "db_env_open(db): $@" if $@;	3775	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	3776	};
3228	}	3777	}
		3778
		3779	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3780	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3781	};
		3782	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3783	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3784	};
		3785	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3786	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3787	};
3229	}	3788	}
3230		3789
3231	{	3790	{
		3791	# configure IO::AIO
		3792
3232	IO::AIO::min_parallel 8;	3793	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	3794	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	3795	$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	}	3796	}
3245		3797
3246	my $_log_backtrace;	3798	my $_log_backtrace;
3247		3799
3248	sub _log_backtrace {	3800	sub _log_backtrace {
…		…
3252		3804
3253	# limit the # of concurrent backtraces	3805	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	3806	if ($_log_backtrace < 2) {
3255	++$_log_backtrace;	3807	++$_log_backtrace;
3256	async {	3808	async {
		3809	$Coro::current->{desc} = "abt $msg";
		3810
3257	my @bt = fork_call {	3811	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	3812	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3813	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3814	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	3815	or die "addr2line: $!";

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