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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.292 by root, Tue Jul 3 00:54:57 2007 UTC vs.
Revision 1.428 by root, Thu May 1 06:33:19 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
		57	use Digest::MD5 ();
34		58
35	# configure various modules to our taste	59	# configure various modules to our taste
36	#	60	#
37	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45		64
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		66
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		68
…		…
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
73		93
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	97	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		99
82	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	104	our $DB_ENV;
84		105
85	our %CFG;	106	our %CFG;
86		107
87	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
89		111
90	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
93		115
94	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		118
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
100		123
101	binmode STDOUT;	124	binmode STDOUT;
102	binmode STDERR;	125	binmode STDERR;
103		126
104	# read virtual server time, if available	127	# read virtual server time, if available
…		…
157		180
158	The raw value load value from the last tick.	181	The raw value load value from the last tick.
159		182
160	=item %cf::CFG	183	=item %cf::CFG
161		184
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	186	from wherever your confdir points to.
164		187
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		189
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	191	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		193
		194	=item @cf::INVOKE_RESULTS
		195
		196	This array contains the results of the last C<invoke ()> call. When
		197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		198	that call.
		199
171	=back	200	=back
172		201
173	=cut	202	=cut
174		203
175	BEGIN {	204	BEGIN {
…		…
179	$msg .= "\n"	208	$msg .= "\n"
180	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
181		210
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		212
184	utf8::encode $msg;
185	LOG llevError, $msg;	213	LOG llevError, $msg;
186	};	214	};
187	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
188		231
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
205	)) {	248	)) {
206	no strict 'refs';	249	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	251	}
209		252
210	$Event::DIED = sub {	253	$EV::DIED = sub {
211	warn "error in event callback: @_";	254	warn "error in event callback: @_";
212	};	255	};
213		256
214	#############################################################################	257	#############################################################################
215		258
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	282	$d
240	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
241	}	284	}
242		285
243	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
244		287
245	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
246		289
247	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
248		291
249	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
250		293
251	=cut	294	=cut
252		295
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		297
255	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
257		300
258	=item cf::lock_wait $string	301	=item cf::lock_wait $string
259		302
260	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
261		304
…		…
264	Wait until the given lock is available and then acquires it and returns	307	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
267	returned.	310	returned.
268		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
269	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
271		317
272	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
273		319
274	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
275		321
276	=cut	322	=cut
277		323
278	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
279		326
280	sub lock_wait($) {	327	sub lock_wait($) {
281	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
282		334
283	# wait for lock, if any	335	# wait for lock, if any
284	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	338	Coro::schedule;
…		…
292		344
293	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
294	lock_wait $key;	346	lock_wait $key;
295		347
296	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
297		350
298	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
301	}	355	}
302	}	356	}
303		357
…		…
306		360
307	! ! $LOCK{$key}	361	! ! $LOCK{$key}
308	}	362	}
309		363
310	sub freeze_mainloop {	364	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
312		366
313	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
314	$TICK_WATCHER->start;	368	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
315	};	428	}
316	$TICK_WATCHER->stop;	429	};
317	$guard	430
		431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
		434	my ($time, $pri, $name) = @_;
		435
		436	$time = $TICK * .6 if $time > $TICK * .6;
		437	my $sig = new Coro::Signal;
		438
		439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		441	$SLOT_QUEUE->ready;
		442	$sig->wait;
318	}	443	}
319		444
320	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
321		446
322	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		452
328	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
329		454
330	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
331		456
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	460	acceptable.
336		461
337	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		468
344	sub sync_job(&) {	469	sub sync_job(&) {
345	my ($job) = @_;	470	my ($job) = @_;
346		471
347	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	473	my $time = EV::time;
349		474
350	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
352		477
353	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	479
355	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
356		481
357	my $busy = 1;	482	my $busy = 1;
358	my @res;	483	my @res;
359		484
360	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	487	@res = eval { $job->() };
362	warn $@ if $@;	488	warn $@ if $@;
363	undef $busy;	489	undef $busy;
364	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
365		491
366	while ($busy) {	492	while ($busy) {
367	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
368	}	497	}
		498	}
369		499
370	$time = Event::time - $time;	500	my $time = EV::time - $time;
371		501
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
376		503
377	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
378	} else {	505	} else {
379	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
380		507
…		…
405	=item fork_call { }, $args	532	=item fork_call { }, $args
406		533
407	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
411		538
412	=cut	539	=cut
413		540
414	sub fork_call(&@) {	541	sub fork_call(&@) {
415	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
416		543
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	544	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		547
422	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	549	reset_signals;
435	local $SIG{__WARN__};	550	&$cb
436	local $SIG{__DIE__};	551	}, @args;
437	eval {
438	close $fh1;
439		552
440	my @res = eval { $cb->(@args) };	553	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	554	}
442	};
443		555
444	warn $@ if $@;	556	=item $coin = coin_from_name $name
445	_exit 0;	557
446	}	558	=cut
		559
		560	our %coin_alias = (
		561	"silver" => "silvercoin",
		562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
447	}	581	}
448		582
449	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
450		584
451	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
454		588
455	Stores the given C<$value> in the family. It can currently store binary	589	Stores the given C<$value> in the family. It can currently store binary
456	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	590	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
457		591
		592	=item $db = cf::db_table "name"
		593
		594	Create and/or open a new database table. The string must not be "db" and must be unique
		595	within each server.
		596
458	=cut	597	=cut
		598
		599	sub db_table($) {
		600	my ($name) = @_;
		601	my $db = BDB::db_create $DB_ENV;
		602
		603	eval {
		604	$db->set_flags (BDB::CHKSUM);
		605
		606	utf8::encode $name;
		607	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		608	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		609	cf::cleanup "db_open(db): $!" if $!;
		610	};
		611	cf::cleanup "db_open(db): $@" if $@;
		612
		613	$db
		614	}
459		615
460	our $DB;	616	our $DB;
461		617
462	sub db_init {	618	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	619	cf::sync_job {
467	eval {	620	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	621	};
477	}	622	}
478		623
479	sub db_get($$) {	624	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
481		626
…		…
531	if (1) {	676	if (1) {
532	$md5 =	677	$md5 =
533	join "\x00",	678	join "\x00",
534	$processversion,	679	$processversion,
535	map {	680	map {
536	Coro::cede;	681	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	683	} 0.. $#$src;
539		684
540		685
541	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
585	attach callbacks/event handlers (a collection of which is called an "attachment")	730	attach callbacks/event handlers (a collection of which is called an "attachment")
586	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
587		732
588	In the following description, CLASS can be any of C<global>, C<object>	733	In the following description, CLASS can be any of C<global>, C<object>
589	C<player>, C<client> or C<map> (i.e. the attachable objects in	734	C<player>, C<client> or C<map> (i.e. the attachable objects in
590	Crossfire TRT).	735	Deliantra).
591		736
592	=over 4	737	=over 4
593		738
594	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
595		740
…		…
847	";	992	";
848	die if $@;	993	die if $@;
849	}	994	}
850		995
851	our $override;	996	our $override;
852	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	997	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853		998
854	sub override {	999	sub override {
855	$override = 1;	1000	$override = 1;
856	@invoke_results = ();	1001	@INVOKE_RESULTS = (@_);
857	}	1002	}
858		1003
859	sub do_invoke {	1004	sub do_invoke {
860	my $event = shift;	1005	my $event = shift;
861	my $callbacks = shift;	1006	my $callbacks = shift;
862		1007
863	@invoke_results = ();	1008	@INVOKE_RESULTS = ();
864		1009
865	local $override;	1010	local $override;
866		1011
867	for (@$callbacks) {	1012	for (@$callbacks) {
868	eval { &{$_->[1]} };	1013	eval { &{$_->[1]} };
…		…
877	}	1022	}
878		1023
879	0	1024	0
880	}	1025	}
881		1026
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1028
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1030
886	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
887		1032
888	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1033	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
889	removed in future versions), and there is no public API to access override	1034	removed in future versions), and there is no public API to access override
890	results (if you must, access C<@cf::invoke_results> directly).	1035	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1036
892	=back	1037	=back
893		1038
894	=cut	1039	=cut
895		1040
896	#############################################################################	1041	#############################################################################
897	# object support	1042	# object support
		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
		1077	sub _can_merge {
		1078	my ($ob1, $ob2) = @_;
		1079
		1080	++$SLOW_MERGES;#d#
		1081
		1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
		1084	}
898		1085
899	sub reattach {	1086	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1088	my ($obj) = @_;
902		1089
…		…
923	cf::attachable->attach (	1110	cf::attachable->attach (
924	prio => -1000000,	1111	prio => -1000000,
925	on_instantiate => sub {	1112	on_instantiate => sub {
926	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
927		1114
928	$data = from_json $data;	1115	$data = decode_json $data;
929		1116
930	for (@$data) {	1117	for (@$data) {
931	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
932		1119
933	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1136	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
951		1138
952	sync_job {	1139	sync_job {
953	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
956		1144
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
961	close $fh;	1149	aio_close $fh;
962		1150
963	if (@$objs) {	1151	if (@$objs) {
964	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
965	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
969	close $fh;	1157	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
971	}	1159	}
972	} else {	1160	} else {
973	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
974	}	1162	}
…		…
979	}	1167	}
980	} else {	1168	} else {
981	aio_unlink $filename;	1169	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
983	}	1171	}
984	}	1172	};
985	}	1173	}
986		1174
987	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
989		1177
…		…
1001	or return;	1189	or return;
1002		1190
1003	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1193	or return;
		1194
1006	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1007	}	1197	}
1008		1198
		1199	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1011	return ($data, $av);	1203	($data, $av)
1012	}	1204	}
1013		1205
1014	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1015		1207
1016	=over 4	1208	=over 4
…		…
1089	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1090		1282
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1284
1093	if (ref $msg) {	1285	if (ref $msg) {
		1286	my ($type, $reply, @payload) =
		1287	"ARRAY" eq ref $msg
		1288	? @$msg
		1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1290
		1291	my @reply;
		1292
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1099	} else {	1300	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1302	}
1102		1303
1103	cf::override;	1304	cf::override;
…		…
1156	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1157	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1158		1359
1159	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1160	warn $msg;	1361	warn $msg;
1161	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1162	exit 1;
1163	}	1363	}
1164		1364
1165	warn $msg;	1365	warn $msg;
1166	}	1366	}
1167		1367
…		…
1192	use Coro::AIO;	1392	use Coro::AIO;
1193		1393
1194	=head3 cf::player	1394	=head3 cf::player
1195		1395
1196	=over 4	1396	=over 4
		1397
		1398	=item cf::player::num_playing
		1399
		1400	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1401
		1402	=cut
		1403
		1404	sub num_playing {
		1405	scalar grep
		1406	$_->ob->map
		1407	&& !$_->hidden
		1408	&& !$_->ob->flag (cf::FLAG_WIZ),
		1409	cf::player::list
		1410	}
1197		1411
1198	=item cf::player::find $login	1412	=item cf::player::find $login
1199		1413
1200	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1201		1415
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1455
1242	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1243	or return;	1457	or return;
		1458
		1459	my $pl = cf::player::load_pl $f
		1460	or return;
		1461
		1462	local $cf::PLAYER_LOADING{$login} = $pl;
		1463	$f->resolve_delayed_derefs;
1244	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1245	}	1465	}
1246	}	1466	}
1247	}	1467	}
1248		1468
…		…
1257	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1258		1478
1259	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
1261		1481
		1482	cf::get_slot 0.01;
		1483
1262	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1263	Coro::cede;	1485	cf::cede_to_tick;
1264	}	1486	}
1265		1487
1266	sub new($) {	1488	sub new($) {
1267	my ($login) = @_;	1489	my ($login) = @_;
1268		1490
…		…
1272	$self->{deny_save} = 1;	1494	$self->{deny_save} = 1;
1273		1495
1274	$cf::PLAYER{$login} = $self;	1496	$cf::PLAYER{$login} = $self;
1275		1497
1276	$self	1498	$self
		1499	}
		1500
		1501	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1502
		1503	=cut
		1504
		1505	sub send_msg {
		1506	my $ns = shift->ns
		1507	or return;
		1508	$ns->send_msg (@_);
1277	}	1509	}
1278		1510
1279	=item $pl->quit_character	1511	=item $pl->quit_character
1280		1512
1281	Nukes the player without looking back. If logged in, the connection will	1513	Nukes the player without looking back. If logged in, the connection will
…		…
1336	or return [];	1568	or return [];
1337		1569
1338	my @logins;	1570	my @logins;
1339		1571
1340	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
		1573	my $path = path $login;
		1574
		1575	# a .pst is a dead give-away for a valid player
		1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1581	}
1344		1582
1345	utf8::decode $login;	1583	utf8::decode $login;
1346	push @logins, $login;	1584	push @logins, $login;
1347	}	1585	}
1348		1586
…		…
1381		1619
1382	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1383		1621
1384	=cut	1622	=cut
1385		1623
		1624	use re 'eval';
		1625
		1626	my $group;
		1627	my $interior; $interior = qr{
		1628	# match a pod interior sequence sans C<< >>
		1629	(?:
		1630	\ (.*?)\ (?{ $group = $^N })
		1631	| < (??{$interior}) >
		1632	)
		1633	}x;
		1634
1386	sub expand_cfpod {	1635	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1388		1637
1389	# escape & and <	1638	my $xml;
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392		1639
1393	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1394		1643
1395	1 while	1644	$group =~ s/&/&amp;/g;
1396	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1397	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1400	# replace G<male|female> tags	1649	([BCGHITU])
1401	|| s{G<([^>|]*)\|([^>]*)>}{	1650	<
1402	$self->gender ? $2 : $1	1651	(?:
1403	}ge	1652	([^<>]*) (?{ $group = $^N })
1404	# replace H<hint text>	1653	| < $interior >
1405	|| s{H<([^\>]*)>}	1654	)
		1655	>
		1656	%gcsx
1406	{	1657	) {
		1658	my ($code, $data) = ($1, $group);
		1659
		1660	if ($code eq "B") {
		1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1662	} elsif ($code eq "I") {
		1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1664	} elsif ($code eq "U") {
		1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1666	} elsif ($code eq "C") {
		1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1668	} elsif ($code eq "T") {
		1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1670	} elsif ($code eq "G") {
		1671	my ($male, $female) = split /\|/, $data;
		1672	$data = $self->gender ? $female : $male;
		1673	$xml .= expand_cfpod ($self, $data);
		1674	} elsif ($code eq "H") {
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")	1677	"")
1410	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1411	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1412		1689
		1690	for ($xml) {
1413	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1414	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1415		1693
1416	# compress some whitespace	1694	# compress some whitespace
1417	1 while s/\s*\n\s*\n\s*/\n/;	1695	s/\s+\n/\n/g; # ws line-ends
		1696	s/\n\n+/\n/g; # double lines
		1697	s/^\n+//; # beginning lines
		1698	s/\n+$//; # ending lines
		1699	}
1418		1700
1419	$_	1701	$xml
1420	}	1702	}
		1703
		1704	no re 'eval';
1421		1705
1422	sub hintmode {	1706	sub hintmode {
1423	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1424	$_[0]{hintmode}	1708	$_[0]{hintmode}
1425	}	1709	}
1426		1710
1427	=item $player->ext_reply ($msgid, %msg)	1711	=item $player->ext_reply ($msgid, @msg)
1428		1712
1429	Sends an ext reply to the player.	1713	Sends an ext reply to the player.
1430		1714
1431	=cut	1715	=cut
1432		1716
1433	sub ext_reply($$%) {	1717	sub ext_reply($$@) {
1434	my ($self, $id, %msg) = @_;	1718	my ($self, $id, @msg) = @_;
1435		1719
1436	$msg{msgid} = $id;	1720	$self->ns->ext_reply ($id, @msg)
1437	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1438	}	1721	}
1439		1722
1440	=item $player->ext_event ($type, %msg)	1723	=item $player->ext_msg ($type, @msg)
1441		1724
1442	Sends an ext event to the client.	1725	Sends an ext event to the client.
1443		1726
1444	=cut	1727	=cut
1445		1728
1446	sub ext_event($$%) {	1729	sub ext_msg($$@) {
1447	my ($self, $type, %msg) = @_;	1730	my ($self, $type, @msg) = @_;
1448		1731
1449	$self->ns->ext_event ($type, %msg);	1732	$self->ns->ext_msg ($type, @msg);
1450	}	1733	}
1451		1734
1452	=head3 cf::region	1735	=head3 cf::region
1453		1736
1454	=over 4	1737	=over 4
…		…
1467	my ($path) = @_;	1750	my ($path) = @_;
1468		1751
1469	my ($match, $specificity);	1752	my ($match, $specificity);
1470		1753
1471	for my $region (list) {	1754	for my $region (list) {
1472	if ($region->match && $path =~ $region->match) {	1755	if ($region->{match} && $path =~ $region->{match}) {
1473	($match, $specificity) = ($region, $region->specificity)	1756	($match, $specificity) = ($region, $region->specificity)
1474	if $region->specificity > $specificity;	1757	if $region->specificity > $specificity;
1475	}	1758	}
1476	}	1759	}
1477		1760
…		…
1498	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1499	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1500		1783
1501	sub generate_random_map {	1784	sub generate_random_map {
1502	my ($self, $rmp) = @_;	1785	my ($self, $rmp) = @_;
		1786
		1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1788
1503	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1504	$self->_create_random_map (	1790	$self->_create_random_map (
1505	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1506	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1507	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1597	$self->init; # pass $1 etc.	1883	$self->init; # pass $1 etc.
1598	return $self;	1884	return $self;
1599	}	1885	}
1600	}	1886	}
1601		1887
1602	Carp::carp "unable to resolve path '$path' (base '$base').";	1888	Carp::cluck "unable to resolve path '$path' (base '$base').";
1603	()	1889	()
1604	}	1890	}
1605		1891
1606	sub init {	1892	sub init {
1607	my ($self) = @_;	1893	my ($self) = @_;
…		…
1629		1915
1630	# the temporary/swap location	1916	# the temporary/swap location
1631	sub save_path {	1917	sub save_path {
1632	my ($self) = @_;	1918	my ($self) = @_;
1633		1919
1634	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1635	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1636	}	1922	}
1637		1923
1638	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1639	sub uniq_path {	1925	sub uniq_path {
1640	my ($self) = @_;	1926	my ($self) = @_;
1641		1927
1642	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1643	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1644	}	1930	}
1645		1931
1646	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1647	# all maps in C++...	1933	# all maps in C++...
…		…
1670		1956
1671	sub load_header_from($) {	1957	sub load_header_from($) {
1672	my ($self, $path) = @_;	1958	my ($self, $path) = @_;
1673		1959
1674	utf8::encode $path;	1960	utf8::encode $path;
1675	#aio_open $path, O_RDONLY, 0	1961	my $f = new_from_file cf::object::thawer $path
1676	# or return;
1677
1678	$self->_load_header ($path)
1679	or return;	1962	or return;
		1963
		1964	$self->_load_header ($f)
		1965	or return;
		1966
		1967	local $MAP_LOADING{$self->{path}} = $self;
		1968	$f->resolve_delayed_derefs;
1680		1969
1681	$self->{load_path} = $path;	1970	$self->{load_path} = $path;
1682		1971
1683	1	1972	1
1684	}	1973	}
…		…
1738	sub find {	2027	sub find {
1739	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1740		2029
1741	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1742		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1743	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1744		2034
1745	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
1746	my $guard = cf::lock_acquire "map_find:$path";	2036	my $guard1 = cf::lock_acquire "map_find:$path";
		2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2038
1747	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1748	or return;	2040	or return;
1749		2041
1750	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1751		2043
…		…
1753	or return;	2045	or return;
1754		2046
1755	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1756	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1757	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard1;
		2051	undef $guard2;
1758	$map->reset;	2052	$map->reset;
1759	undef $guard;
1760	return find $path;	2053	return find $path;
1761	}	2054	}
1762		2055
1763	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1764	}	2057	}
…		…
1773	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1774		2067
1775	my $path = $self->{path};	2068	my $path = $self->{path};
1776		2069
1777	{	2070	{
1778	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1779		2072
		2073	return unless $self->valid;
1780	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1781		2075
1782	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1783		2077
1784	$self->alloc;	2078	$self->alloc;
1785		2079
1786	$self->pre_load;	2080	$self->pre_load;
1787	Coro::cede;	2081	cf::cede_to_tick;
1788		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1789	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1790	or return;	2086	or return;
1791		2087
1792	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1793	if delete $self->{load_original};	2089	if delete $self->{load_original};
1794		2090
1795	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1796	utf8::encode $uniq;	2092	utf8::encode $uniq;
1797	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1798	$self->clear_unique_items;	2095	$self->clear_unique_items;
1799	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1800	}	2099	}
1801	}	2100	}
1802		2101
1803	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1804	# now do the right thing for maps	2105	# now do the right thing for maps
1805	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1806	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1807	unless $self->difficulty;	2108	unless $self->difficulty;
1808	Coro::cede;	2109	cf::cede_to_tick;
1809		2110
1810	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1811	$self->decay_objects;	2112	$self->decay_objects;
1812	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1813	$self->update_buttons;	2114	$self->update_buttons;
1814	Coro::cede;	2115	cf::cede_to_tick;
1815	$self->set_darkness_map;	2116	$self->set_darkness_map;
1816	Coro::cede;	2117	cf::cede_to_tick;
1817	$self->activate;	2118	$self->activate;
1818	}	2119	}
1819		2120
		2121	$self->{last_save} = $cf::RUNTIME;
		2122	$self->last_access ($cf::RUNTIME);
		2123
1820	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1821	}	2125	}
1822		2126
1823	$self->post_load;	2127	$self->post_load;
1824	}	2128	}
1825		2129
…		…
1834		2138
1835	$self	2139	$self
1836	}	2140	}
1837		2141
1838	# find and load all maps in the 3x3 area around a map	2142	# find and load all maps in the 3x3 area around a map
1839	sub load_diag {	2143	sub load_neighbours {
1840	my ($map) = @_;	2144	my ($map) = @_;
1841		2145
1842	my @diag; # diagonal neighbours	2146	my @neigh; # diagonal neighbours
1843		2147
1844	for (0 .. 3) {	2148	for (0 .. 3) {
1845	my $neigh = $map->tile_path ($_)	2149	my $neigh = $map->tile_path ($_)
1846	or next;	2150	or next;
1847	$neigh = find $neigh, $map	2151	$neigh = find $neigh, $map
1848	or next;	2152	or next;
1849	$neigh->load;	2153	$neigh->load;
1850		2154
		2155	push @neigh,
1851	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1852	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1853	}	2158	}
1854		2159
1855	for (@diag) {	2160	for (grep defined $_->[0], @neigh) {
		2161	my ($path, $origin) = @$_;
1856	my $neigh = find @$_	2162	my $neigh = find $path, $origin
1857	or next;	2163	or next;
1858	$neigh->load;	2164	$neigh->load;
1859	}	2165	}
1860	}	2166	}
1861		2167
…		…
1866	}	2172	}
1867		2173
1868	sub do_load_sync {	2174	sub do_load_sync {
1869	my ($map) = @_;	2175	my ($map) = @_;
1870		2176
		2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2178	if $Coro::current == $Coro::main;
		2179
1871	cf::sync_job { $map->load };	2180	cf::sync_job { $map->load };
1872	}	2181	}
1873		2182
1874	our %MAP_PREFETCH;	2183	our %MAP_PREFETCH;
1875	our $MAP_PREFETCHER = undef;	2184	our $MAP_PREFETCHER = undef;
1876		2185
1877	sub find_async {	2186	sub find_async {
1878	my ($path, $origin) = @_;	2187	my ($path, $origin, $load) = @_;
1879		2188
1880	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1881		2190
1882	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1883	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1884	}	2193	}
1885		2194
1886	undef $MAP_PREFETCH{$path};	2195	$MAP_PREFETCH{$path} |= $load;
		2196
1887	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1888	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1889	for my $path (keys %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1890	my $map = find $path	2202	if (my $map = find $k) {
1891	or next;
1892	$map->load;	2203	$map->load if $v;
		2204	}
1893		2205
1894	delete $MAP_PREFETCH{$path};	2206	delete $MAP_PREFETCH{$k};
1895	}	2207	}
1896	}	2208	}
1897	undef $MAP_PREFETCHER;	2209	undef $MAP_PREFETCHER;
1898	};	2210	};
1899	$MAP_PREFETCHER->prio (6);	2211	$MAP_PREFETCHER->prio (6);
…		…
1902	}	2214	}
1903		2215
1904	sub save {	2216	sub save {
1905	my ($self) = @_;	2217	my ($self) = @_;
1906		2218
1907	my $lock = cf::lock_acquire "map_data:" . $self->path;	2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
1908		2220
1909	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1910		2222
1911	return unless $self->dirty;	2223	return unless $self->dirty;
1912		2224
…		…
1918	return if $self->{deny_save};	2230	return if $self->{deny_save};
1919		2231
1920	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1921		2233
1922	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1923	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1924	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1925		2240
1926	if ($uniq) {	2241	if ($uniq) {
1927	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1928	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1929	} else {	2244	} else {
…		…
1935	my ($self) = @_;	2250	my ($self) = @_;
1936		2251
1937	# save first because save cedes	2252	# save first because save cedes
1938	$self->save;	2253	$self->save;
1939		2254
1940	my $lock = cf::lock_acquire "map_data:" . $self->path;	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
1941		2256
1942	return if $self->players;	2257	return if $self->players;
1943	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
1944	return if $self->{deny_save};	2259	return if $self->{deny_save};
1945		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
1946	$self->clear;	2265	$self->clear;
1947	$self->in_memory (cf::MAP_SWAPPED);
1948	}	2266	}
1949		2267
1950	sub reset_at {	2268	sub reset_at {
1951	my ($self) = @_;	2269	my ($self) = @_;
1952		2270
…		…
1984	if $uniq;	2302	if $uniq;
1985	}	2303	}
1986		2304
1987	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
1988		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
1989	$self->clear;	2309	$self->clear;
1990
1991	$_->clear_links_to ($self) for values %cf::MAP;
1992		2310
1993	$self->unlink_save;	2311	$self->unlink_save;
1994	$self->destroy;	2312	$self->destroy;
1995	}	2313	}
1996		2314
1997	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
1998		2316
1999	sub nuke {	2317	sub nuke {
2000	my ($self) = @_;	2318	my ($self) = @_;
2001		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
2002	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
2003		2324
2004	$self->unlink_save;	2325	$self->unlink_save;
2005		2326
2006	bless $self, "cf::map";	2327	bless $self, "cf::map";
2007	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
2008	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
2009	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
2010	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2011		2332
2012	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
2013		2335
2014	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
2015	}	2337	}
2016		2338
2017	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
2059		2381
2060	sub unique_maps() {	2382	sub unique_maps() {
2061	[	2383	[
2062	map {	2384	map {
2063	utf8::decode $_;	2385	utf8::decode $_;
2064	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2065	? normalise $_	2389	: normalise $_
2066	: ()
2067	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2068	]	2391	]
2069	}	2392	}
2070		2393
2071	package cf;
2072
2073	=back	2394	=back
2074		2395
2075	=head3 cf::object	2396	=head3 cf::object
2076		2397
2077	=cut	2398	=cut
…		…
2080		2401
2081	=over 4	2402	=over 4
2082		2403
2083	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2084		2405
2085	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2086		2408
2087	=cut	2409	=cut
2088		2410
2089	sub inv_recursive_;	2411	sub inv_recursive_;
2090	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2093		2415
2094	sub inv_recursive {	2416	sub inv_recursive {
2095	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2096	}	2418	}
2097		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
		2446	}
		2447
2098	package cf;	2448	package cf;
2099		2449
2100	=back	2450	=back
2101		2451
2102	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2108	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2458	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2109	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2110	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2111		2461
2112	=cut	2462	=cut
		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
2113		2477
2114	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2115	# with dialog boxes.	2479	# with dialog boxes.
2116	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2117	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2124		2488
2125	} else {	2489	} else {
2126	my $pl = $self->contr;	2490	my $pl = $self->contr;
2127		2491
2128	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2492	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2129	my $diag = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2130	$diag->{pl}->ext_reply (	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2131	$diag->{id},
2132	msgtype => "reply",
2133	msg => $diag->{pl}->expand_cfpod ($msg),
2134	add_topics => []
2135	);
2136		2495
2137	} else {	2496	} else {
2138	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2139	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2140	}	2499	}
2141	}	2500	}
		2501	}
		2502
		2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2504
		2505	=cut
		2506
		2507	sub cf::object::send_msg {
		2508	my $pl = shift->contr
		2509	or return;
		2510	$pl->send_msg (@_);
2142	}	2511	}
2143		2512
2144	=item $player_object->may ("access")	2513	=item $player_object->may ("access")
2145		2514
2146	Returns wether the given player is authorized to access resource "access"	2515	Returns wether the given player is authorized to access resource "access"
…		…
2225	# use -1 or undef as default coordinates, not 0, 0	2594	# use -1 or undef as default coordinates, not 0, 0
2226	($x, $y) = ($map->enter_x, $map->enter_y)	2595	($x, $y) = ($map->enter_x, $map->enter_y)
2227	if $x <=0 && $y <= 0;	2596	if $x <=0 && $y <= 0;
2228		2597
2229	$map->load;	2598	$map->load;
2230	$map->load_diag;	2599	$map->load_neighbours;
2231		2600
2232	return unless $self->contr->active;	2601	return unless $self->contr->active;
2233	$self->activate_recursive;	2602	$self->activate_recursive;
2234		2603
2235	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2236	$self->enter_map ($map, $x, $y);	2605	$self->enter_map ($map, $x, $y);
2237	}	2606	}
2238		2607
2239	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2240		2609
2241	Moves the player to the given map-path and coordinates by first freezing	2610	Moves the player to the given map-path and coordinates by first freezing
2242	her, loading and preparing them map, calling the provided $check callback	2611	her, loading and preparing them map, calling the provided $check callback
2243	that has to return the map if sucecssful, and then unfreezes the player on	2612	that has to return the map if sucecssful, and then unfreezes the player on
2244	the new (success) or old (failed) map position.	2613	the new (success) or old (failed) map position. In either case, $done will
		2614	be called at the end of this process.
2245		2615
2246	=cut	2616	=cut
2247		2617
2248	our $GOTOGEN;	2618	our $GOTOGEN;
2249		2619
2250	sub cf::object::player::goto {	2620	sub cf::object::player::goto {
2251	my ($self, $path, $x, $y, $check) = @_;	2621	my ($self, $path, $x, $y, $check, $done) = @_;
2252		2622
2253	# do generation counting so two concurrent goto's will be executed in-order	2623	# do generation counting so two concurrent goto's will be executed in-order
2254	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2255		2625
2256	$self->enter_link;	2626	$self->enter_link;
2257		2627
2258	(async {	2628	(async {
		2629	$Coro::current->{desc} = "player::goto $path $x $y";
		2630
		2631	# *tag paths override both path and x|y
		2632	if ($path =~ /^\*(.*)$/) {
		2633	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2634	my $ob = $obs[rand @obs];
		2635
		2636	# see if we actually can go there
		2637	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2638	$ob = $obs[rand @obs];
		2639	} else {
		2640	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2641	}
		2642	# else put us there anyways for now #d#
		2643
		2644	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2645	} else {
		2646	($path, $x, $y) = (undef, undef, undef);
		2647	}
		2648	}
		2649
2259	my $map = eval {	2650	my $map = eval {
2260	my $map = cf::map::find $path;	2651	my $map = defined $path ? cf::map::find $path : undef;
2261		2652
2262	if ($map) {	2653	if ($map) {
2263	$map = $map->customise_for ($self);	2654	$map = $map->customise_for ($self);
2264	$map = $check->($map) if $check && $map;	2655	$map = $check->($map) if $check && $map;
2265	} else {	2656	} else {
2266	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2267	}	2658	}
2268		2659
2269	$map	2660	$map
2270	};	2661	};
2271		2662
…		…
2276		2667
2277	if ($gen == $self->{_goto_generation}) {	2668	if ($gen == $self->{_goto_generation}) {
2278	delete $self->{_goto_generation};	2669	delete $self->{_goto_generation};
2279	$self->leave_link ($map, $x, $y);	2670	$self->leave_link ($map, $x, $y);
2280	}	2671	}
		2672
		2673	$done->() if $done;
2281	})->prio (1);	2674	})->prio (1);
2282	}	2675	}
2283		2676
2284	=item $player_object->enter_exit ($exit_object)	2677	=item $player_object->enter_exit ($exit_object)
2285		2678
…		…
2322	$rmp->{origin_y} = $exit->y;	2715	$rmp->{origin_y} = $exit->y;
2323	}	2716	}
2324		2717
2325	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2326		2719
2327	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2328	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2329	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2330		2723
2331	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2332	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
…		…
2354	my $hp = $exit->stats->hp;	2747	my $hp = $exit->stats->hp;
2355	my $sp = $exit->stats->sp;	2748	my $sp = $exit->stats->sp;
2356		2749
2357	$self->enter_link;	2750	$self->enter_link;
2358		2751
		2752	# if exit is damned, update players death & WoR home-position
		2753	$self->contr->savebed ($slaying, $hp, $sp)
		2754	if $exit->flag (FLAG_DAMNED);
		2755
2359	(async {	2756	(async {
		2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2758
2360	$self->deactivate_recursive; # just to be sure	2759	$self->deactivate_recursive; # just to be sure
2361	unless (eval {	2760	unless (eval {
2362	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($slaying, $hp, $sp);
2363		2762
2364	1;	2763	1;
…		…
2390		2789
2391	utf8::encode $text;	2790	utf8::encode $text;
2392	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2791	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2393	}	2792	}
2394		2793
2395	=item $client->send_msg ($color, $type, $msg, [extra...])	2794	=item $client->send_msg ($channel, $msg, $color, [extra...])
2396		2795
2397	Send a drawinfo or msg packet to the client, formatting the msg for the	2796	Send a drawinfo or msg packet to the client, formatting the msg for the
2398	client if neccessary. C<$type> should be a string identifying the type of	2797	client if neccessary. C<$type> should be a string identifying the type of
2399	the message, with C<log> being the default. If C<$color> is negative, suppress	2798	the message, with C<log> being the default. If C<$color> is negative, suppress
2400	the message unless the client supports the msg packet.	2799	the message unless the client supports the msg packet.
2401		2800
2402	=cut	2801	=cut
2403		2802
		2803	# non-persistent channels (usually the info channel)
		2804	our %CHANNEL = (
		2805	"c/identify" => {
		2806	id => "infobox",
		2807	title => "Identify",
		2808	reply => undef,
		2809	tooltip => "Items recently identified",
		2810	},
		2811	"c/examine" => {
		2812	id => "infobox",
		2813	title => "Examine",
		2814	reply => undef,
		2815	tooltip => "Signs and other items you examined",
		2816	},
		2817	"c/book" => {
		2818	id => "infobox",
		2819	title => "Book",
		2820	reply => undef,
		2821	tooltip => "The contents of a note or book",
		2822	},
		2823	"c/lookat" => {
		2824	id => "infobox",
		2825	title => "Look",
		2826	reply => undef,
		2827	tooltip => "What you saw there",
		2828	},
		2829	"c/who" => {
		2830	id => "infobox",
		2831	title => "Players",
		2832	reply => undef,
		2833	tooltip => "Shows players who are currently online",
		2834	},
		2835	"c/body" => {
		2836	id => "infobox",
		2837	title => "Body Parts",
		2838	reply => undef,
		2839	tooltip => "Shows which body parts you posess and are available",
		2840	},
		2841	"c/uptime" => {
		2842	id => "infobox",
		2843	title => "Uptime",
		2844	reply => undef,
		2845	tooltip => "How long the server has been running since last restart",
		2846	},
		2847	"c/mapinfo" => {
		2848	id => "infobox",
		2849	title => "Map Info",
		2850	reply => undef,
		2851	tooltip => "Information related to the maps",
		2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
		2859	);
		2860
2404	sub cf::client::send_msg {	2861	sub cf::client::send_msg {
2405	my ($self, $color, $type, $msg, @extra) = @_;	2862	my ($self, $channel, $msg, $color, @extra) = @_;
2406		2863
2407	$msg = $self->pl->expand_cfpod ($msg);	2864	$msg = $self->pl->expand_cfpod ($msg);
2408		2865
		2866	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2867
		2868	# check predefined channels, for the benefit of C
		2869	if ($CHANNEL{$channel}) {
		2870	$channel = $CHANNEL{$channel};
		2871
		2872	$self->ext_msg (channel_info => $channel)
		2873	if $self->can_msg;
		2874
		2875	$channel = $channel->{id};
		2876
		2877	} elsif (ref $channel) {
		2878	# send meta info to client, if not yet sent
		2879	unless (exists $self->{channel}{$channel->{id}}) {
		2880	$self->{channel}{$channel->{id}} = $channel;
		2881	$self->ext_msg (channel_info => $channel)
		2882	if $self->can_msg;
		2883	}
		2884
		2885	$channel = $channel->{id};
		2886	}
		2887
		2888	return unless @extra || length $msg;
		2889
2409	if ($self->can_msg) {	2890	if ($self->can_msg) {
		2891	# default colour, mask it out
		2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2893	if $color & cf::NDI_DEF;
		2894
2410	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2895	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2411	} else {	2897	} else {
2412	# replace some tags by gcfclient-compatible ones
2413	for ($msg) {
2414	1 while
2415	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2416	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2417	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2418	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2419	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2420	}
2421
2422	if ($color >= 0) {	2898	if ($color >= 0) {
		2899	# replace some tags by gcfclient-compatible ones
		2900	for ($msg) {
		2901	1 while
		2902	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2903	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2904	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2905	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2906	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2907	}
		2908
		2909	$color &= cf::NDI_COLOR_MASK;
		2910
		2911	utf8::encode $msg;
		2912
2423	if (0 && $msg =~ /\[/) {	2913	if (0 && $msg =~ /\[/) {
		2914	# COMMAND/INFO
2424	$self->send_packet ("drawextinfo $color 4 0 $msg")	2915	$self->send_packet ("drawextinfo $color 10 8 $msg")
2425	} else {	2916	} else {
2426	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2917	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2427	$self->send_packet ("drawinfo $color $msg")	2918	$self->send_packet ("drawinfo $color $msg")
2428	}	2919	}
2429	}	2920	}
2430	}	2921	}
2431	}	2922	}
2432		2923
2433	=item $client->ext_event ($type, %msg)	2924	=item $client->ext_msg ($type, @msg)
2434		2925
2435	Sends an ext event to the client.	2926	Sends an ext event to the client.
2436		2927
2437	=cut	2928	=cut
2438		2929
2439	sub cf::client::ext_event($$%) {	2930	sub cf::client::ext_msg($$@) {
2440	my ($self, $type, %msg) = @_;	2931	my ($self, $type, @msg) = @_;
2441		2932
		2933	if ($self->extcmd == 2) {
		2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2935	} elsif ($self->extcmd == 1) { # TODO: remove
2442	$msg{msgtype} = "event_$type";	2936	push @msg, msgtype => "event_$type";
2443	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2938	}
		2939	}
		2940
		2941	=item $client->ext_reply ($msgid, @msg)
		2942
		2943	Sends an ext reply to the client.
		2944
		2945	=cut
		2946
		2947	sub cf::client::ext_reply($$@) {
		2948	my ($self, $id, @msg) = @_;
		2949
		2950	if ($self->extcmd == 2) {
		2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2952	} elsif ($self->extcmd == 1) {
		2953	#TODO: version 1, remove
		2954	unshift @msg, msgtype => "reply", msgid => $id;
		2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2956	}
2444	}	2957	}
2445		2958
2446	=item $success = $client->query ($flags, "text", \&cb)	2959	=item $success = $client->query ($flags, "text", \&cb)
2447		2960
2448	Queues a query to the client, calling the given callback with	2961	Queues a query to the client, calling the given callback with
…		…
2503	my ($ns, $buf) = @_;	3016	my ($ns, $buf) = @_;
2504		3017
2505	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3018	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2506		3019
2507	if (ref $msg) {	3020	if (ref $msg) {
		3021	my ($type, $reply, @payload) =
		3022	"ARRAY" eq ref $msg
		3023	? @$msg
		3024	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3025
		3026	my @reply;
		3027
2508	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3028	if (my $cb = $EXTICMD{$type}) {
2509	if (my %reply = $cb->($ns, $msg)) {	3029	@reply = $cb->($ns, @payload);
2510	$reply{msgid} = $msg->{msgid};
2511	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2512	}
2513	}	3030	}
		3031
		3032	$ns->ext_reply ($reply, @reply)
		3033	if $reply;
		3034
2514	} else {	3035	} else {
2515	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3036	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2516	}	3037	}
2517		3038
2518	cf::override;	3039	cf::override;
…		…
2565	our $safe = new Safe "safe";	3086	our $safe = new Safe "safe";
2566	our $safe_hole = new Safe::Hole;	3087	our $safe_hole = new Safe::Hole;
2567		3088
2568	$SIG{FPE} = 'IGNORE';	3089	$SIG{FPE} = 'IGNORE';
2569		3090
2570	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3091	$safe->permit_only (Opcode::opset qw(
		3092	:base_core :base_mem :base_orig :base_math
		3093	grepstart grepwhile mapstart mapwhile
		3094	sort time
		3095	));
2571		3096
2572	# here we export the classes and methods available to script code	3097	# here we export the classes and methods available to script code
2573		3098
2574	=pod	3099	=pod
2575		3100
2576	The following functions and methods are available within a safe environment:	3101	The following functions and methods are available within a safe environment:
2577		3102
2578	cf::object contr pay_amount pay_player map	3103	cf::object
		3104	contr pay_amount pay_player map x y force_find force_add destroy
		3105	insert remove name archname title slaying race decrease split
		3106
2579	cf::object::player player	3107	cf::object::player
2580	cf::player peaceful	3108	player
2581	cf::map trigger	3109
		3110	cf::player
		3111	peaceful
		3112
		3113	cf::map
		3114	trigger
2582		3115
2583	=cut	3116	=cut
2584		3117
2585	for (	3118	for (
2586	["cf::object" => qw(contr pay_amount pay_player map)],	3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3120	insert remove inv name archname title slaying race
		3121	decrease split destroy)],
2587	["cf::object::player" => qw(player)],	3122	["cf::object::player" => qw(player)],
2588	["cf::player" => qw(peaceful)],	3123	["cf::player" => qw(peaceful)],
2589	["cf::map" => qw(trigger)],	3124	["cf::map" => qw(trigger)],
2590	) {	3125	) {
2591	no strict 'refs';	3126	no strict 'refs';
…		…
2667	# the server's init and main functions	3202	# the server's init and main functions
2668		3203
2669	sub load_facedata($) {	3204	sub load_facedata($) {
2670	my ($path) = @_;	3205	my ($path) = @_;
2671		3206
		3207	# HACK to clear player env face cache, we need some signal framework
		3208	# for this (global event?)
		3209	%ext::player_env::MUSIC_FACE_CACHE = ();
		3210
		3211	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3212
2672	warn "loading facedata from $path\n";	3213	warn "loading facedata from $path\n";
2673		3214
2674	my $facedata;	3215	my $facedata;
2675	0 < aio_load $path, $facedata	3216	0 < aio_load $path, $facedata
2676	or die "$path: $!";	3217	or die "$path: $!";
…		…
2678	$facedata = Coro::Storable::thaw $facedata;	3219	$facedata = Coro::Storable::thaw $facedata;
2679		3220
2680	$facedata->{version} == 2	3221	$facedata->{version} == 2
2681	or cf::cleanup "$path: version mismatch, cannot proceed.";	3222	or cf::cleanup "$path: version mismatch, cannot proceed.";
2682		3223
		3224	# patch in the exptable
		3225	$facedata->{resource}{"res/exp_table"} = {
		3226	type => FT_RSRC,
		3227	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3228	};
		3229	cf::cede_to_tick;
		3230
2683	{	3231	{
2684	my $faces = $facedata->{faceinfo};	3232	my $faces = $facedata->{faceinfo};
2685		3233
2686	while (my ($face, $info) = each %$faces) {	3234	while (my ($face, $info) = each %$faces) {
2687	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3236
2688	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3237	cf::face::set_visibility $idx, $info->{visibility};
		3238	cf::face::set_magicmap $idx, $info->{magicmap};
2689	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2690	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2691	Coro::cede;	3241
		3242	cf::cede_to_tick;
2692	}	3243	}
2693		3244
2694	while (my ($face, $info) = each %$faces) {	3245	while (my ($face, $info) = each %$faces) {
2695	next unless $info->{smooth};	3246	next unless $info->{smooth};
		3247
2696	my $idx = cf::face::find $face	3248	my $idx = cf::face::find $face
2697	or next;	3249	or next;
		3250
2698	if (my $smooth = cf::face::find $info->{smooth}) {	3251	if (my $smooth = cf::face::find $info->{smooth}) {
		3252	cf::face::set_smooth $idx, $smooth;
2699	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3253	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2700	} else {	3254	} else {
2701	warn "smooth face '$info->{smooth}' not found for face '$face'";	3255	warn "smooth face '$info->{smooth}' not found for face '$face'";
2702	}	3256	}
2703	Coro::cede;	3257
		3258	cf::cede_to_tick;
2704	}	3259	}
2705	}	3260	}
2706		3261
2707	{	3262	{
2708	my $anims = $facedata->{animinfo};	3263	my $anims = $facedata->{animinfo};
2709		3264
2710	while (my ($anim, $info) = each %$anims) {	3265	while (my ($anim, $info) = each %$anims) {
2711	cf::anim::set $anim, $info->{frames}, $info->{facings};	3266	cf::anim::set $anim, $info->{frames}, $info->{facings};
2712	Coro::cede;	3267	cf::cede_to_tick;
2713	}	3268	}
2714		3269
2715	cf::anim::invalidate_all; # d'oh	3270	cf::anim::invalidate_all; # d'oh
2716	}	3271	}
2717		3272
		3273	{
		3274	# TODO: for gcfclient pleasure, we should give resources
		3275	# that gcfclient doesn't grok a >10000 face index.
		3276	my $res = $facedata->{resource};
		3277
		3278	while (my ($name, $info) = each %$res) {
		3279	if (defined $info->{type}) {
		3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3281	my $data;
		3282
		3283	if ($info->{type} & 1) {
		3284	# prepend meta info
		3285
		3286	my $meta = $enc->encode ({
		3287	name => $name,
		3288	%{ $info->{meta} || {} },
		3289	});
		3290
		3291	$data = pack "(w/a*)*", $meta, $info->{data};
		3292	} else {
		3293	$data = $info->{data};
		3294	}
		3295
		3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3297	cf::face::set_type $idx, $info->{type};
		3298	} else {
		3299	$RESOURCE{$name} = $info;
		3300	}
		3301
		3302	cf::cede_to_tick;
		3303	}
		3304	}
		3305
		3306	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3307
2718	1	3308	1
2719	}	3309	}
2720		3310
		3311	cf::global->attach (on_resource_update => sub {
		3312	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3313	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3314
		3315	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3316	my $sound = $soundconf->{compat}[$_]
		3317	or next;
		3318
		3319	my $face = cf::face::find "sound/$sound->[1]";
		3320	cf::sound::set $sound->[0] => $face;
		3321	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3322	}
		3323
		3324	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3325	my $face = cf::face::find "sound/$v";
		3326	cf::sound::set $k => $face;
		3327	}
		3328	}
		3329	});
		3330
		3331	register_exticmd fx_want => sub {
		3332	my ($ns, $want) = @_;
		3333
		3334	while (my ($k, $v) = each %$want) {
		3335	$ns->fx_want ($k, $v);
		3336	}
		3337	};
		3338
		3339	sub load_resource_file($) {
		3340	my $guard = lock_acquire "load_resource_file";
		3341
		3342	my $status = load_resource_file_ $_[0];
		3343	get_slot 0.1, 100;
		3344	cf::arch::commit_load;
		3345
		3346	$status
		3347	}
		3348
2721	sub reload_regions {	3349	sub reload_regions {
		3350	# HACK to clear player env face cache, we need some signal framework
		3351	# for this (global event?)
		3352	%ext::player_env::MUSIC_FACE_CACHE = ();
		3353
2722	load_resource_file "$MAPDIR/regions"	3354	load_resource_file "$MAPDIR/regions"
2723	or die "unable to load regions file\n";	3355	or die "unable to load regions file\n";
		3356
		3357	for (cf::region::list) {
		3358	$_->{match} = qr/$_->{match}/
		3359	if exists $_->{match};
		3360	}
2724	}	3361	}
2725		3362
2726	sub reload_facedata {	3363	sub reload_facedata {
2727	load_facedata "$DATADIR/facedata"	3364	load_facedata "$DATADIR/facedata"
2728	or die "unable to load facedata\n";	3365	or die "unable to load facedata\n";
2729	}	3366	}
2730		3367
2731	sub reload_archetypes {	3368	sub reload_archetypes {
2732	load_resource_file "$DATADIR/archetypes"	3369	load_resource_file "$DATADIR/archetypes"
2733	or die "unable to load archetypes\n";	3370	or die "unable to load archetypes\n";
2734	#d# NEED to laod twice to resolve forward references
2735	# this really needs to be done in an extra post-pass
2736	# (which needs to be synchronous, so solve it differently)
2737	load_resource_file "$DATADIR/archetypes"
2738	or die "unable to load archetypes\n";
2739	}	3371	}
2740		3372
2741	sub reload_treasures {	3373	sub reload_treasures {
2742	load_resource_file "$DATADIR/treasures"	3374	load_resource_file "$DATADIR/treasures"
2743	or die "unable to load treasurelists\n";	3375	or die "unable to load treasurelists\n";
2744	}	3376	}
2745		3377
2746	sub reload_resources {	3378	sub reload_resources {
2747	warn "reloading resource files...\n";	3379	warn "reloading resource files...\n";
2748		3380
		3381	reload_facedata;
		3382	reload_archetypes;
2749	reload_regions;	3383	reload_regions;
2750	reload_facedata;
2751	#reload_archetypes;#d#
2752	reload_archetypes;
2753	reload_treasures;	3384	reload_treasures;
2754		3385
2755	warn "finished reloading resource files\n";	3386	warn "finished reloading resource files\n";
2756	}	3387	}
2757		3388
2758	sub init {	3389	sub init {
		3390	my $guard = freeze_mainloop;
		3391
2759	reload_resources;	3392	reload_resources;
2760	}	3393	}
2761		3394
2762	sub cfg_load {	3395	sub reload_config {
2763	open my $fh, "<:utf8", "$CONFDIR/config"	3396	open my $fh, "<:utf8", "$CONFDIR/config"
2764	or return;	3397	or return;
2765		3398
2766	local $/;	3399	local $/;
2767	*CFG = YAML::Syck::Load <$fh>;	3400	*CFG = YAML::Load <$fh>;
2768		3401
2769	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2770		3403
2771	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2772	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2783	sub main {	3416	sub main {
2784	# we must not ever block the main coroutine	3417	# we must not ever block the main coroutine
2785	local $Coro::idle = sub {	3418	local $Coro::idle = sub {
2786	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2787	(async {	3420	(async {
2788	Event::one_event;	3421	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3422	EV::loop EV::LOOP_ONESHOT;
2789	})->prio (Coro::PRIO_MAX);	3423	})->prio (Coro::PRIO_MAX);
2790	};	3424	};
2791		3425
2792	cfg_load;	3426	{
		3427	my $guard = freeze_mainloop;
		3428	reload_config;
2793	db_init;	3429	db_init;
2794	load_extensions;	3430	load_extensions;
2795		3431
2796	$TICK_WATCHER->start;	3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3433	evthread_start IO::AIO::poll_fileno;
		3434	}
		3435
2797	Event::loop;	3436	EV::loop;
2798	}	3437	}
2799		3438
2800	#############################################################################	3439	#############################################################################
2801	# initialisation and cleanup	3440	# initialisation and cleanup
2802		3441
2803	# install some emergency cleanup handlers	3442	# install some emergency cleanup handlers
2804	BEGIN {	3443	BEGIN {
		3444	our %SIGWATCHER = ();
2805	for my $signal (qw(INT HUP TERM)) {	3445	for my $signal (qw(INT HUP TERM)) {
2806	Event->signal (	3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2807	reentrant => 0,
2808	data => WF_AUTOCANCEL,
2809	signal => $signal,
2810	prio => 0,
2811	cb => sub {
2812	cf::cleanup "SIG$signal";	3447	cf::cleanup "SIG$signal";
2813	},
2814	);	3448	};
2815	}	3449	}
2816	}	3450	}
2817		3451
2818	sub write_runtime {	3452	sub write_runtime_sync {
2819	my $runtime = "$LOCALDIR/runtime";	3453	my $runtime = "$LOCALDIR/runtime";
2820		3454
2821	# first touch the runtime file to show we are still running:	3455	# first touch the runtime file to show we are still running:
2822	# the fsync below can take a very very long time.	3456	# the fsync below can take a very very long time.
2823		3457
…		…
2849	and return;	3483	and return;
2850		3484
2851	warn "runtime file written.\n";	3485	warn "runtime file written.\n";
2852		3486
2853	1	3487	1
		3488	}
		3489
		3490	our $uuid_lock;
		3491	our $uuid_skip;
		3492
		3493	sub write_uuid_sync($) {
		3494	$uuid_skip ||= $_[0];
		3495
		3496	return if $uuid_lock;
		3497	local $uuid_lock = 1;
		3498
		3499	my $uuid = "$LOCALDIR/uuid";
		3500
		3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3502	or return;
		3503
		3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3505	$uuid_skip = 0;
		3506
		3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3508	and return;
		3509
		3510	# always fsync - this file is important
		3511	aio_fsync $fh
		3512	and return;
		3513
		3514	close $fh
		3515	or return;
		3516
		3517	aio_rename "$uuid~", $uuid
		3518	and return;
		3519
		3520	warn "uuid file written ($value).\n";
		3521
		3522	1
		3523
		3524	}
		3525
		3526	sub write_uuid($$) {
		3527	my ($skip, $sync) = @_;
		3528
		3529	$sync ? write_uuid_sync $skip
		3530	: async { write_uuid_sync $skip };
2854	}	3531	}
2855		3532
2856	sub emergency_save() {	3533	sub emergency_save() {
2857	my $freeze_guard = cf::freeze_mainloop;	3534	my $freeze_guard = cf::freeze_mainloop;
2858		3535
…		…
2864	# and maps saved/destroyed asynchronously.	3541	# and maps saved/destroyed asynchronously.
2865	warn "begin emergency player save\n";	3542	warn "begin emergency player save\n";
2866	for my $login (keys %cf::PLAYER) {	3543	for my $login (keys %cf::PLAYER) {
2867	my $pl = $cf::PLAYER{$login} or next;	3544	my $pl = $cf::PLAYER{$login} or next;
2868	$pl->valid or next;	3545	$pl->valid or next;
		3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2869	$pl->save;	3547	$pl->save;
2870	}	3548	}
2871	warn "end emergency player save\n";	3549	warn "end emergency player save\n";
2872		3550
2873	warn "begin emergency map save\n";	3551	warn "begin emergency map save\n";
…		…
2879	warn "end emergency map save\n";	3557	warn "end emergency map save\n";
2880		3558
2881	warn "begin emergency database checkpoint\n";	3559	warn "begin emergency database checkpoint\n";
2882	BDB::db_env_txn_checkpoint $DB_ENV;	3560	BDB::db_env_txn_checkpoint $DB_ENV;
2883	warn "end emergency database checkpoint\n";	3561	warn "end emergency database checkpoint\n";
		3562
		3563	warn "begin write uuid\n";
		3564	write_uuid_sync 1;
		3565	warn "end write uuid\n";
2884	};	3566	};
2885		3567
2886	warn "leave emergency perl save\n";	3568	warn "leave emergency perl save\n";
2887	}	3569	}
2888		3570
…		…
2903	warn "reloading...";	3585	warn "reloading...";
2904		3586
2905	warn "entering sync_job";	3587	warn "entering sync_job";
2906		3588
2907	cf::sync_job {	3589	cf::sync_job {
2908	cf::write_runtime; # external watchdog should not bark	3590	cf::write_runtime_sync; # external watchdog should not bark
2909	cf::emergency_save;	3591	cf::emergency_save;
2910	cf::write_runtime; # external watchdog should not bark	3592	cf::write_runtime_sync; # external watchdog should not bark
2911		3593
2912	warn "syncing database to disk";	3594	warn "syncing database to disk";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3595	BDB::db_env_txn_checkpoint $DB_ENV;
2914		3596
2915	# if anything goes wrong in here, we should simply crash as we already saved	3597	# if anything goes wrong in here, we should simply crash as we already saved
2916
2917	warn "cancelling all WF_AUTOCANCEL watchers";
2918	for (Event::all_watchers) {
2919	$_->cancel if $_->data & WF_AUTOCANCEL;
2920	}
2921		3598
2922	warn "flushing outstanding aio requests";	3599	warn "flushing outstanding aio requests";
2923	for (;;) {	3600	for (;;) {
2924	BDB::flush;	3601	BDB::flush;
2925	IO::AIO::flush;	3602	IO::AIO::flush;
2926	Coro::cede;	3603	Coro::cede_notself;
2927	last unless IO::AIO::nreqs || BDB::nreqs;	3604	last unless IO::AIO::nreqs || BDB::nreqs;
2928	warn "iterate...";	3605	warn "iterate...";
2929	}	3606	}
2930		3607
2931	++$RELOAD;	3608	++$RELOAD;
…		…
2990	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
2991	require cf;	3668	require cf;
2992	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2993		3670
2994	warn "loading config and database again";	3671	warn "loading config and database again";
2995	cf::cfg_load;	3672	cf::reload_config;
2996		3673
2997	warn "loading extensions";	3674	warn "loading extensions";
2998	cf::load_extensions;	3675	cf::load_extensions;
2999		3676
3000	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
…		…
3007	warn "leaving sync_job";	3684	warn "leaving sync_job";
3008		3685
3009	1	3686	1
3010	} or do {	3687	} or do {
3011	warn $@;	3688	warn $@;
3012	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3013	exit 1;
3014	};	3690	};
3015		3691
3016	warn "reloaded";	3692	warn "reloaded";
3017	};	3693	};
3018		3694
…		…
3020		3696
3021	sub reload_perl() {	3697	sub reload_perl() {
3022	# doing reload synchronously and two reloads happen back-to-back,	3698	# doing reload synchronously and two reloads happen back-to-back,
3023	# coro crashes during coro_state_free->destroy here.	3699	# coro crashes during coro_state_free->destroy here.
3024		3700
3025	$RELOAD_WATCHER ||= Event->timer (	3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3026	reentrant => 0,
3027	after => 0,
3028	data => WF_AUTOCANCEL,
3029	cb => sub {
3030	do_reload_perl;	3702	do_reload_perl;
3031	undef $RELOAD_WATCHER;	3703	undef $RELOAD_WATCHER;
3032	},
3033	);	3704	};
3034	}	3705	}
3035		3706
3036	register_command "reload" => sub {	3707	register_command "reload" => sub {
3037	my ($who, $arg) = @_;	3708	my ($who, $arg) = @_;
3038		3709
3039	if ($who->flag (FLAG_WIZ)) {	3710	if ($who->flag (FLAG_WIZ)) {
3040	$who->message ("reloading server.");	3711	$who->message ("reloading server.");
		3712	async {
		3713	$Coro::current->{desc} = "perl_reload";
3041	async { reload_perl };	3714	reload_perl;
		3715	};
3042	}	3716	}
3043	};	3717	};
3044		3718
3045	unshift @INC, $LIBDIR;	3719	unshift @INC, $LIBDIR;
3046		3720
…		…
3048		3722
3049	our @WAIT_FOR_TICK;	3723	our @WAIT_FOR_TICK;
3050	our @WAIT_FOR_TICK_BEGIN;	3724	our @WAIT_FOR_TICK_BEGIN;
3051		3725
3052	sub wait_for_tick {	3726	sub wait_for_tick {
3053	return unless $TICK_WATCHER->is_active;
3054	return if $Coro::current == $Coro::main;	3727	return if tick_inhibit || $Coro::current == $Coro::main;
3055		3728
3056	my $signal = new Coro::Signal;	3729	my $signal = new Coro::Signal;
3057	push @WAIT_FOR_TICK, $signal;	3730	push @WAIT_FOR_TICK, $signal;
3058	$signal->wait;	3731	$signal->wait;
3059	}	3732	}
3060		3733
3061	sub wait_for_tick_begin {	3734	sub wait_for_tick_begin {
3062	return unless $TICK_WATCHER->is_active;
3063	return if $Coro::current == $Coro::main;	3735	return if tick_inhibit || $Coro::current == $Coro::main;
3064		3736
3065	my $signal = new Coro::Signal;	3737	my $signal = new Coro::Signal;
3066	push @WAIT_FOR_TICK_BEGIN, $signal;	3738	push @WAIT_FOR_TICK_BEGIN, $signal;
3067	$signal->wait;	3739	$signal->wait;
3068	}	3740	}
3069		3741
3070	my $min = 1e6;#d#	3742	sub tick {
3071	my $avg = 10;
3072	$TICK_WATCHER = Event->timer (
3073	reentrant => 0,
3074	parked => 1,
3075	prio => 0,
3076	at => $NEXT_TICK || $TICK,
3077	data => WF_AUTOCANCEL,
3078	cb => sub {
3079	if ($Coro::current != $Coro::main) {	3743	if ($Coro::current != $Coro::main) {
3080	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3744	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3081	unless ++$bug_warning > 10;	3745	unless ++$bug_warning > 10;
3082	return;	3746	return;
3083	}	3747	}
3084		3748
3085	$NOW = $tick_start = Event::time;
3086
3087	cf::server_tick; # one server iteration	3749	cf::server_tick; # one server iteration
3088		3750
3089	0 && sync_job {#d#	3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3090	for(1..10) {	3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3091	my $t = Event::time;	3753	Coro::async_pool {
3092	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3754	$Coro::current->{desc} = "runtime saver";
3093	or die;	3755	write_runtime_sync
3094		3756	or warn "ERROR: unable to write runtime file: $!";
3095	$map->width (50);
3096	$map->height (50);
3097	$map->alloc;
3098	$map->_load_objects ("/tmp/x.map", 1);
3099	my $t = Event::time - $t;
3100
3101	#next unless $t < 0.0013;#d#
3102	if ($t < $min) {
3103	$min = $t;
3104	}
3105	$avg = $avg * 0.99 + $t * 0.01;
3106	}
3107	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3108	exit 0;
3109	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3110	};	3757	};
		3758	}
3111		3759
3112	$RUNTIME += $TICK;
3113	$NEXT_TICK += $TICK;
3114
3115	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3116	$NEXT_RUNTIME_WRITE = $NOW + 10;
3117	Coro::async_pool {
3118	write_runtime
3119	or warn "ERROR: unable to write runtime file: $!";
3120	};
3121	}
3122
3123	# my $AFTER = Event::time;
3124	# warn $AFTER - $NOW;#d#
3125
3126	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3760	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3127	$sig->send;	3761	$sig->send;
3128	}	3762	}
3129	while (my $sig = shift @WAIT_FOR_TICK) {	3763	while (my $sig = shift @WAIT_FOR_TICK) {
3130	$sig->send;	3764	$sig->send;
3131	}	3765	}
3132		3766
3133	$NOW = Event::time;	3767	$LOAD = ($NOW - $TICK_START) / $TICK;
3134
3135	# if we are delayed by four ticks or more, skip them all
3136	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3137
3138	$TICK_WATCHER->at ($NEXT_TICK);
3139	$TICK_WATCHER->start;
3140
3141	$LOAD = ($NOW - $tick_start) / $TICK;
3142	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3768	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3143		3769
3144	_post_tick;	3770	if (0) {
3145		3771	if ($NEXT_TICK) {
3146		3772	my $jitter = $TICK_START - $NEXT_TICK;
		3773	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3774	warn "jitter $JITTER\n";#d#
		3775	}
3147	},	3776	}
3148	);	3777	}
3149		3778
3150	{	3779	{
3151	BDB::max_poll_time $TICK * 0.1;	3780	# configure BDB
3152	$BDB_POLL_WATCHER = Event->io (	3781
3153	reentrant => 0,
3154	fd => BDB::poll_fileno,
3155	poll => 'r',
3156	prio => 0,
3157	data => WF_AUTOCANCEL,
3158	cb => \&BDB::poll_cb,
3159	);
3160	BDB::min_parallel 8;	3782	BDB::min_parallel 8;
3161		3783	BDB::max_poll_reqs $TICK * 0.1;
3162	BDB::set_sync_prepare {	3784	$Coro::BDB::WATCHER->priority (1);
3163	my $status;
3164	my $current = $Coro::current;
3165	(
3166	sub {
3167	$status = $!;
3168	$current->ready; undef $current;
3169	},
3170	sub {
3171	Coro::schedule while defined $current;
3172	$! = $status;
3173	},
3174	)
3175	};
3176		3785
3177	unless ($DB_ENV) {	3786	unless ($DB_ENV) {
3178	$DB_ENV = BDB::db_env_create;	3787	$DB_ENV = BDB::db_env_create;
		3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3789	| BDB::LOG_AUTOREMOVE, 1);
		3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3179		3792
3180	cf::sync_job {	3793	cf::sync_job {
3181	eval {	3794	eval {
3182	BDB::db_env_open	3795	BDB::db_env_open
3183	$DB_ENV,	3796	$DB_ENV,
…		…
3185	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3798	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3186	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3799	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3187	0666;	3800	0666;
3188		3801
3189	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3802	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3190
3191	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3192	$DB_ENV->set_lk_detect;
3193	};	3803	};
3194		3804
3195	cf::cleanup "db_env_open(db): $@" if $@;	3805	cf::cleanup "db_env_open(db): $@" if $@;
3196	};	3806	};
3197	}	3807	}
		3808
		3809	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3810	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3811	};
		3812	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3813	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3814	};
		3815	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3816	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3817	};
3198	}	3818	}
3199		3819
3200	{	3820	{
		3821	# configure IO::AIO
		3822
3201	IO::AIO::min_parallel 8;	3823	IO::AIO::min_parallel 8;
3202
3203	undef $Coro::AIO::WATCHER;
3204	IO::AIO::max_poll_time $TICK * 0.1;	3824	IO::AIO::max_poll_time $TICK * 0.1;
3205	$AIO_POLL_WATCHER = Event->io (	3825	$Coro::AIO::WATCHER->priority (1);
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	fd => IO::AIO::poll_fileno,
3209	poll => 'r',
3210	prio => 6,
3211	cb => \&IO::AIO::poll_cb,
3212	);
3213	}	3826	}
3214		3827
3215	my $_log_backtrace;	3828	my $_log_backtrace;
3216		3829
3217	sub _log_backtrace {	3830	sub _log_backtrace {
…		…
3221		3834
3222	# limit the # of concurrent backtraces	3835	# limit the # of concurrent backtraces
3223	if ($_log_backtrace < 2) {	3836	if ($_log_backtrace < 2) {
3224	++$_log_backtrace;	3837	++$_log_backtrace;
3225	async {	3838	async {
		3839	$Coro::current->{desc} = "abt $msg";
		3840
3226	my @bt = fork_call {	3841	my @bt = fork_call {
3227	@addr = map { sprintf "%x", $_ } @addr;	3842	@addr = map { sprintf "%x", $_ } @addr;
3228	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3843	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3229	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3844	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3230	or die "addr2line: $!";	3845	or die "addr2line: $!";

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