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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.287 by root, Mon Jun 25 05:43:45 2007 UTC vs.
Revision 1.419 by root, Sun Apr 13 01:34:09 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
		48	use JSON::XS 2.01 ();
25	use BDB ();	49	use BDB ();
26	use Data::Dumper;	50	use Data::Dumper;
27	use Digest::MD5;	51	use Digest::MD5;
28	use Fcntl;	52	use Fcntl;
29	use YAML::Syck ();	53	use YAML ();
30	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
31	use Time::HiRes;	55	use Time::HiRes;
32	use Compress::LZF;	56	use Compress::LZF;
		57	use Digest::MD5 ();
33		58
34	# configure various modules to our taste	59	# configure various modules to our taste
35	#	60	#
36	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
37	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
38	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
39
40	$Event::Eval = 1; # no idea why this is required, but it is
41
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44		64
45	$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
46		66
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		68
…		…
67	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
68	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
69	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
70	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
71	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
72		93
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	97	our $NEXT_TICK;
78	our $NOW;
79	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
80		99
81	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
82	our $DB_ENV;	104	our $DB_ENV;
83		105
84	our %CFG;	106	our %CFG;
85		107
86	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
87	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
88		111
89	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
90	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
91	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
92		115
93	# 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 ∕
94	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
95		118
96	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)
97	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
98	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
99		123
100	binmode STDOUT;	124	binmode STDOUT;
101	binmode STDERR;	125	binmode STDERR;
102		126
103	# read virtual server time, if available	127	# read virtual server time, if available
…		…
156		180
157	The raw value load value from the last tick.	181	The raw value load value from the last tick.
158		182
159	=item %cf::CFG	183	=item %cf::CFG
160		184
161	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
162	from wherever your confdir points to.	186	from wherever your confdir points to.
163		187
164	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
165		189
166	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
167	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
168	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.
169		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
170	=back	200	=back
171		201
172	=cut	202	=cut
173		203
174	BEGIN {	204	BEGIN {
…		…
178	$msg .= "\n"	208	$msg .= "\n"
179	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
180		210
181	$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;
182		212
183	utf8::encode $msg;
184	LOG llevError, $msg;	213	LOG llevError, $msg;
185	};	214	};
186	}	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	$SIG{__DIE__} = sub { }; #d#?
187		231
188	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
189	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
190	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
191	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
204	)) {	248	)) {
205	no strict 'refs';	249	no strict 'refs';
206	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
207	}	251	}
208		252
209	$Event::DIED = sub {	253	$EV::DIED = sub {
210	warn "error in event callback: @_";	254	warn "error in event callback: @_";
211	};	255	};
212		256
213	#############################################################################	257	#############################################################################
214		258
…		…
237	$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;
238	$d	282	$d
239	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
240	}	284	}
241		285
242	use JSON::XS ();
243
244	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
245		287
246	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
247		289
248	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
249		291
250	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
251		293
252	=cut	294	=cut
253		295
254	our $json_coder = JSON::XS->new->convert_blessed->utf8;	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		297
256	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
258		300
259	=item cf::lock_wait $string	301	=item cf::lock_wait $string
260		302
261	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
262		304
…		…
265	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
266	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,
267	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
268	returned.	310	returned.
269		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
270	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
271	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
272		317
273	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
274		319
275	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
276		321
277	=cut	322	=cut
278		323
279	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
280		326
281	sub lock_wait($) {	327	sub lock_wait($) {
282	my ($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#
283		334
284	# wait for lock, if any	335	# wait for lock, if any
285	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;	338	Coro::schedule;
…		…
293		344
294	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
295	lock_wait $key;	346	lock_wait $key;
296		347
297	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
298		350
299	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
300	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
302	}	355	}
303	}	356	}
304		357
…		…
307		360
308	! ! $LOCK{$key}	361	! ! $LOCK{$key}
309	}	362	}
310		363
311	sub freeze_mainloop {	364	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
313		366
314	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
315	$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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
316	};	428	}
317	$TICK_WATCHER->stop;	429	};
318	$guard	430
		431	sub get_slot($;$$) {
		432	my ($time, $pri, $name) = @_;
		433
		434	$time = $TICK * .6 if $time > $TICK * .6;
		435	my $sig = new Coro::Signal;
		436
		437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		439	$SLOT_QUEUE->ready;
		440	$sig->wait;
319	}	441	}
320		442
321	=item cf::async { BLOCK }	443	=item cf::async { BLOCK }
322		444
323	Currently the same as Coro::async_pool, meaning you cannot use	445	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		450
329	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
330		452
331	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
332		454
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	456	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	458	acceptable.
337		459
338	If it must be done, put the blocking parts into C<sync_job>. This will run	460	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	461	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		466
345	sub sync_job(&) {	467	sub sync_job(&) {
346	my ($job) = @_;	468	my ($job) = @_;
347		469
348	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	471	my $time = EV::time;
350		472
351	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
353		475
354	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	477
356	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
357		479
358	my $busy = 1;	480	my $busy = 1;
359	my @res;	481	my @res;
360		482
361	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	485	@res = eval { $job->() };
363	warn $@ if $@;	486	warn $@ if $@;
364	undef $busy;	487	undef $busy;
365	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
366		489
367	while ($busy) {	490	while ($busy) {
368	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
369	}	495	}
		496	}
370		497
371	$time = Event::time - $time;	498	my $time = EV::time - $time;
372		499
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
377		501
378	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
379	} else {	503	} else {
380	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
381		505
…		…
406	=item fork_call { }, $args	530	=item fork_call { }, $args
407		531
408	Executes the given code block with the given arguments in a seperate	532	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	534	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
412		536
413	=cut	537	=cut
414		538
415	sub fork_call(&@) {	539	sub fork_call(&@) {
416	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
417		541
418	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	542	# we seemingly have to make a local copy of the whole thing,
419	# or die "socketpair: $!";	543	# otherwise perl prematurely frees the stuff :/
420	pipe my $fh1, my $fh2	544	# TODO: investigate and fix (likely this will be rather laborious)
421	or die "pipe: $!";
422		545
423	if (my $pid = fork) {	546	my @res = Coro::Util::fork_eval {
424	close $fh2;
425
426	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	die $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	547	reset_signals;
436	local $SIG{__WARN__};	548	&$cb
437	local $SIG{__DIE__};	549	}, @args;
438	eval {
439	close $fh1;
440		550
441	my @res = eval { $cb->(@args) };	551	wantarray ? @res : $res[-1]
442	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	552	}
443	};
444		553
445	warn $@ if $@;	554	=item $coin = coin_from_name $name
446	_exit 0;	555
447	}	556	=cut
		557
		558	our %coin_alias = (
		559	"silver" => "silvercoin",
		560	"silvercoin" => "silvercoin",
		561	"silvercoins" => "silvercoin",
		562	"gold" => "goldcoin",
		563	"goldcoin" => "goldcoin",
		564	"goldcoins" => "goldcoin",
		565	"platinum" => "platinacoin",
		566	"platinumcoin" => "platinacoin",
		567	"platinumcoins" => "platinacoin",
		568	"platina" => "platinacoin",
		569	"platinacoin" => "platinacoin",
		570	"platinacoins" => "platinacoin",
		571	"royalty" => "royalty",
		572	"royalties" => "royalty",
		573	);
		574
		575	sub coin_from_name($) {
		576	$coin_alias{$_[0]}
		577	? cf::arch::find $coin_alias{$_[0]}
		578	: undef
448	}	579	}
449		580
450	=item $value = cf::db_get $family => $key	581	=item $value = cf::db_get $family => $key
451		582
452	Returns a single value from the environment database.	583	Returns a single value from the environment database.
…		…
454	=item cf::db_put $family => $key => $value	585	=item cf::db_put $family => $key => $value
455		586
456	Stores the given C<$value> in the family. It can currently store binary	587	Stores the given C<$value> in the family. It can currently store binary
457	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	588	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
458		589
		590	=item $db = cf::db_table "name"
		591
		592	Create and/or open a new database table. The string must not be "db" and must be unique
		593	within each server.
		594
459	=cut	595	=cut
		596
		597	sub db_table($) {
		598	my ($name) = @_;
		599	my $db = BDB::db_create $DB_ENV;
		600
		601	eval {
		602	$db->set_flags (BDB::CHKSUM);
		603
		604	utf8::encode $name;
		605	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		606	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		607	cf::cleanup "db_open(db): $!" if $!;
		608	};
		609	cf::cleanup "db_open(db): $@" if $@;
		610
		611	$db
		612	}
460		613
461	our $DB;	614	our $DB;
462		615
463	sub db_init {	616	sub db_init {
464	unless ($DB) {
465	$DB = BDB::db_create $DB_ENV;
466
467	cf::sync_job {	617	cf::sync_job {
468	eval {	618	$DB ||= db_table "db";
469	$DB->set_flags (BDB::CHKSUM);
470
471	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
472	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
473	cf::cleanup "db_open(db): $!" if $!;
474	};
475	cf::cleanup "db_open(db): $@" if $@;
476	};
477	}	619	};
478	}	620	}
479		621
480	sub db_get($$) {	622	sub db_get($$) {
481	my $key = "$_[0]/$_[1]";	623	my $key = "$_[0]/$_[1]";
482		624
…		…
532	if (1) {	674	if (1) {
533	$md5 =	675	$md5 =
534	join "\x00",	676	join "\x00",
535	$processversion,	677	$processversion,
536	map {	678	map {
537	Coro::cede;	679	cf::cede_to_tick;
538	($src->[$_], Digest::MD5::md5_hex $data[$_])	680	($src->[$_], Digest::MD5::md5_hex $data[$_])
539	} 0.. $#$src;	681	} 0.. $#$src;
540		682
541		683
542	my $dbmd5 = db_get cache => "$id/md5";	684	my $dbmd5 = db_get cache => "$id/md5";
…		…
586	attach callbacks/event handlers (a collection of which is called an "attachment")	728	attach callbacks/event handlers (a collection of which is called an "attachment")
587	to it. All such attachable objects support the following methods.	729	to it. All such attachable objects support the following methods.
588		730
589	In the following description, CLASS can be any of C<global>, C<object>	731	In the following description, CLASS can be any of C<global>, C<object>
590	C<player>, C<client> or C<map> (i.e. the attachable objects in	732	C<player>, C<client> or C<map> (i.e. the attachable objects in
591	Crossfire TRT).	733	Deliantra).
592		734
593	=over 4	735	=over 4
594		736
595	=item $attachable->attach ($attachment, key => $value...)	737	=item $attachable->attach ($attachment, key => $value...)
596		738
…		…
848	";	990	";
849	die if $@;	991	die if $@;
850	}	992	}
851		993
852	our $override;	994	our $override;
853	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	995	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
854		996
855	sub override {	997	sub override {
856	$override = 1;	998	$override = 1;
857	@invoke_results = ();	999	@INVOKE_RESULTS = (@_);
858	}	1000	}
859		1001
860	sub do_invoke {	1002	sub do_invoke {
861	my $event = shift;	1003	my $event = shift;
862	my $callbacks = shift;	1004	my $callbacks = shift;
863		1005
864	@invoke_results = ();	1006	@INVOKE_RESULTS = ();
865		1007
866	local $override;	1008	local $override;
867		1009
868	for (@$callbacks) {	1010	for (@$callbacks) {
869	eval { &{$_->[1]} };	1011	eval { &{$_->[1]} };
…		…
878	}	1020	}
879		1021
880	0	1022	0
881	}	1023	}
882		1024
883	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1025	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
884		1026
885	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
886		1028
887	Generate an object-specific event with the given arguments.	1029	Generate an object-specific event with the given arguments.
888		1030
889	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1031	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
890	removed in future versions), and there is no public API to access override	1032	removed in future versions), and there is no public API to access override
891	results (if you must, access C<@cf::invoke_results> directly).	1033	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
892		1034
893	=back	1035	=back
894		1036
895	=cut	1037	=cut
896		1038
897	#############################################################################	1039	#############################################################################
898	# object support	1040	# object support
		1041
		1042	sub _object_equal($$);
		1043	sub _object_equal($$) {
		1044	my ($a, $b) = @_;
		1045
		1046	return 0 unless (ref $a) eq (ref $b);
		1047
		1048	if ("HASH" eq ref $a) {
		1049	my @ka = keys %$a;
		1050	my @kb = keys %$b;
		1051
		1052	return 0 if @ka != @kb;
		1053
		1054	for (0 .. $#ka) {
		1055	return 0 unless $ka[$_] eq $kb[$_];
		1056	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1057	}
		1058
		1059	} elsif ("ARRAY" eq ref $a) {
		1060
		1061	return 0 if @$a != @$b;
		1062
		1063	for (0 .. $#$a) {
		1064	return 0 unless _object_equal $a->[$_], $b->[$_];
		1065	}
		1066
		1067	} elsif ($a ne $b) {
		1068	return 0;
		1069	}
		1070
		1071	1
		1072	}
		1073
		1074	our $SLOW_MERGES;#d#
		1075	sub _can_merge {
		1076	my ($ob1, $ob2) = @_;
		1077
		1078	++$SLOW_MERGES;#d#
		1079
		1080	# we do the slow way here
		1081	return _object_equal $ob1, $ob2
		1082	}
899		1083
900	sub reattach {	1084	sub reattach {
901	# basically do the same as instantiate, without calling instantiate	1085	# basically do the same as instantiate, without calling instantiate
902	my ($obj) = @_;	1086	my ($obj) = @_;
903		1087
…		…
924	cf::attachable->attach (	1108	cf::attachable->attach (
925	prio => -1000000,	1109	prio => -1000000,
926	on_instantiate => sub {	1110	on_instantiate => sub {
927	my ($obj, $data) = @_;	1111	my ($obj, $data) = @_;
928		1112
929	$data = from_json $data;	1113	$data = decode_json $data;
930		1114
931	for (@$data) {	1115	for (@$data) {
932	my ($name, $args) = @$_;	1116	my ($name, $args) = @$_;
933		1117
934	$obj->attach ($name, %{$args || {} });	1118	$obj->attach ($name, %{$args || {} });
…		…
950	sub object_freezer_save {	1134	sub object_freezer_save {
951	my ($filename, $rdata, $objs) = @_;	1135	my ($filename, $rdata, $objs) = @_;
952		1136
953	sync_job {	1137	sync_job {
954	if (length $$rdata) {	1138	if (length $$rdata) {
		1139	utf8::decode (my $decname = $filename);
955	warn sprintf "saving %s (%d,%d)\n",	1140	warn sprintf "saving %s (%d,%d)\n",
956	$filename, length $$rdata, scalar @$objs;	1141	$decname, length $$rdata, scalar @$objs;
957		1142
958	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
959	chmod SAVE_MODE, $fh;	1144	chmod SAVE_MODE, $fh;
960	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1146	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1147	close $fh;
963		1148
964	if (@$objs) {	1149	if (@$objs) {
965	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
966	chmod SAVE_MODE, $fh;	1151	chmod SAVE_MODE, $fh;
967	my $data = Storable::nfreeze { version => 1, objs => $objs };	1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
968	aio_write $fh, 0, (length $data), $data, 0;	1153	aio_write $fh, 0, (length $data), $data, 0;
969	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
970	close $fh;	1155	close $fh;
971	aio_rename "$filename.pst~", "$filename.pst";	1156	aio_rename "$filename.pst~", "$filename.pst";
972	}	1157	}
…		…
980	}	1165	}
981	} else {	1166	} else {
982	aio_unlink $filename;	1167	aio_unlink $filename;
983	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
984	}	1169	}
985	}	1170	};
986	}	1171	}
987		1172
988	sub object_freezer_as_string {	1173	sub object_freezer_as_string {
989	my ($rdata, $objs) = @_;	1174	my ($rdata, $objs) = @_;
990		1175
…		…
1002	or return;	1187	or return;
1003		1188
1004	unless (aio_stat "$filename.pst") {	1189	unless (aio_stat "$filename.pst") {
1005	(aio_load "$filename.pst", $av) >= 0	1190	(aio_load "$filename.pst", $av) >= 0
1006	or return;	1191	or return;
		1192
1007	$av = eval { (Storable::thaw $av)->{objs} };	1193	my $st = eval { Coro::Storable::thaw $av };
		1194	$av = $st->{objs};
1008	}	1195	}
1009		1196
		1197	utf8::decode (my $decname = $filename);
1010	warn sprintf "loading %s (%d)\n",	1198	warn sprintf "loading %s (%d,%d)\n",
1011	$filename, length $data, scalar @{$av || []};	1199	$decname, length $data, scalar @{$av || []};
		1200
1012	return ($data, $av);	1201	($data, $av)
1013	}	1202	}
1014		1203
1015	=head2 COMMAND CALLBACKS	1204	=head2 COMMAND CALLBACKS
1016		1205
1017	=over 4	1206	=over 4
…		…
1087	cf::override;	1276	cf::override;
1088	},	1277	},
1089	on_extcmd => sub {	1278	on_extcmd => sub {
1090	my ($pl, $buf) = @_;	1279	my ($pl, $buf) = @_;
1091		1280
1092	my $msg = eval { from_json $buf };	1281	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1093		1282
1094	if (ref $msg) {	1283	if (ref $msg) {
		1284	my ($type, $reply, @payload) =
		1285	"ARRAY" eq ref $msg
		1286	? @$msg
		1287	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1288
		1289	my @reply;
		1290
1095	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1291	if (my $cb = $EXTCMD{$type}) {
1096	if (my %reply = $cb->($pl, $msg)) {	1292	@reply = $cb->($pl, @payload);
1097	$pl->ext_reply ($msg->{msgid}, %reply);
1098	}
1099	}	1293	}
		1294
		1295	$pl->ext_reply ($reply, @reply)
		1296	if $reply;
		1297
1100	} else {	1298	} else {
1101	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1102	}	1300	}
1103		1301
1104	cf::override;	1302	cf::override;
…		…
1157	my $msg = $@ ? "$v->{path}: $@\n"	1355	my $msg = $@ ? "$v->{path}: $@\n"
1158	: "$v->{base}: extension inactive.\n";	1356	: "$v->{base}: extension inactive.\n";
1159		1357
1160	if (exists $v->{meta}{mandatory}) {	1358	if (exists $v->{meta}{mandatory}) {
1161	warn $msg;	1359	warn $msg;
1162	warn "mandatory extension failed to load, exiting.\n";	1360	cf::cleanup "mandatory extension failed to load, exiting.";
1163	exit 1;
1164	}	1361	}
1165		1362
1166	warn $msg;	1363	warn $msg;
1167	}	1364	}
1168		1365
…		…
1193	use Coro::AIO;	1390	use Coro::AIO;
1194		1391
1195	=head3 cf::player	1392	=head3 cf::player
1196		1393
1197	=over 4	1394	=over 4
		1395
		1396	=item cf::player::num_playing
		1397
		1398	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1399
		1400	=cut
		1401
		1402	sub num_playing {
		1403	scalar grep
		1404	$_->ob->map
		1405	&& !$_->hidden
		1406	&& !$_->ob->flag (cf::FLAG_WIZ),
		1407	cf::player::list
		1408	}
1198		1409
1199	=item cf::player::find $login	1410	=item cf::player::find $login
1200		1411
1201	Returns the given player object, loading it if necessary (might block).	1412	Returns the given player object, loading it if necessary (might block).
1202		1413
…		…
1238	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1449	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1239	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1450	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1240	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1451	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1241	aio_unlink +(playerdir $login) . "/$login.pl";	1452	aio_unlink +(playerdir $login) . "/$login.pl";
1242		1453
1243	my $pl = load_pl path $login	1454	my $f = new_from_file cf::object::thawer path $login
1244	or return;	1455	or return;
		1456
		1457	my $pl = cf::player::load_pl $f
		1458	or return;
		1459	local $cf::PLAYER_LOADING{$login} = $pl;
		1460	$f->resolve_delayed_derefs;
1245	$cf::PLAYER{$login} = $pl	1461	$cf::PLAYER{$login} = $pl
1246	}	1462	}
1247	}	1463	}
1248	}	1464	}
1249		1465
…		…
1259		1475
1260	aio_mkdir playerdir $pl, 0770;	1476	aio_mkdir playerdir $pl, 0770;
1261	$pl->{last_save} = $cf::RUNTIME;	1477	$pl->{last_save} = $cf::RUNTIME;
1262		1478
1263	$pl->save_pl ($path);	1479	$pl->save_pl ($path);
1264	Coro::cede;	1480	cf::cede_to_tick;
1265	}	1481	}
1266		1482
1267	sub new($) {	1483	sub new($) {
1268	my ($login) = @_;	1484	my ($login) = @_;
1269		1485
…		…
1273	$self->{deny_save} = 1;	1489	$self->{deny_save} = 1;
1274		1490
1275	$cf::PLAYER{$login} = $self;	1491	$cf::PLAYER{$login} = $self;
1276		1492
1277	$self	1493	$self
		1494	}
		1495
		1496	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1497
		1498	=cut
		1499
		1500	sub send_msg {
		1501	my $ns = shift->ns
		1502	or return;
		1503	$ns->send_msg (@_);
1278	}	1504	}
1279		1505
1280	=item $pl->quit_character	1506	=item $pl->quit_character
1281		1507
1282	Nukes the player without looking back. If logged in, the connection will	1508	Nukes the player without looking back. If logged in, the connection will
…		…
1337	or return [];	1563	or return [];
1338		1564
1339	my @logins;	1565	my @logins;
1340		1566
1341	for my $login (@$dirs) {	1567	for my $login (@$dirs) {
		1568	my $path = path $login;
		1569
		1570	# a .pst is a dead give-away for a valid player
		1571	unless (-e "$path.pst") {
1342	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1343	aio_read $fh, 0, 512, my $buf, 0 or next;	1573	aio_read $fh, 0, 512, my $buf, 0 or next;
1344	$buf !~ /^password -------------$/m or next; # official not-valid tag	1574	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1575	}
1345		1576
1346	utf8::decode $login;	1577	utf8::decode $login;
1347	push @logins, $login;	1578	push @logins, $login;
1348	}	1579	}
1349		1580
…		…
1382		1613
1383	Expand crossfire pod fragments into protocol xml.	1614	Expand crossfire pod fragments into protocol xml.
1384		1615
1385	=cut	1616	=cut
1386		1617
		1618	use re 'eval';
		1619
		1620	my $group;
		1621	my $interior; $interior = qr{
		1622	# match a pod interior sequence sans C<< >>
		1623	(?:
		1624	\ (.*?)\ (?{ $group = $^N })
		1625	| < (??{$interior}) >
		1626	)
		1627	}x;
		1628
1387	sub expand_cfpod {	1629	sub expand_cfpod {
1388	((my $self), (local $_)) = @_;	1630	my ($self, $pod) = @_;
1389		1631
1390	# escape & and <	1632	my $xml;
1391	s/&/&amp;/g;
1392	s/(?<![BIUGH])</&lt;/g;
1393		1633
1394	# this is buggy, it needs to properly take care of nested <'s	1634	while () {
		1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1636	$group = $1;
1395		1637
1396	1 while	1638	$group =~ s/&/&amp;/g;
1397	# replace B<>, I<>, U<> etc.	1639	$group =~ s/</&lt;/g;
1398	s/B<([^\>]*)>/<b>$1<\/b>/	1640
1399	|| s/I<([^\>]*)>/<i>$1<\/i>/	1641	$xml .= $group;
1400	|| s/U<([^\>]*)>/<u>$1<\/u>/	1642	} elsif ($pod =~ m%\G
1401	# replace G<male|female> tags	1643	([BCGHITU])
1402	|| s{G<([^>|]*)\|([^>]*)>}{	1644	<
1403	$self->gender ? $2 : $1	1645	(?:
		1646	([^<>]*) (?{ $group = $^N })
		1647	| < $interior >
		1648	)
		1649	>
		1650	%gcsx
		1651	) {
		1652	my ($code, $data) = ($1, $group);
		1653
		1654	if ($code eq "B") {
		1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1656	} elsif ($code eq "I") {
		1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1658	} elsif ($code eq "U") {
		1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1660	} elsif ($code eq "C") {
		1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1662	} elsif ($code eq "T") {
		1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1664	} elsif ($code eq "G") {
		1665	my ($male, $female) = split /\|/, $data;
		1666	$data = $self->gender ? $female : $male;
		1667	$xml .= expand_cfpod ($self, $data);
		1668	} elsif ($code eq "H") {
		1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
		1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1671	"")
		1672	[$self->{hintmode}];
		1673	} else {
		1674	$xml .= "error processing '$code($data)' directive";
		1675	}
		1676	} else {
		1677	if ($pod =~ /\G(.+)/) {
		1678	warn "parse error while expanding $pod (at $1)";
		1679	}
		1680	last;
1404	}ge	1681	}
1405	# replace H<hint text>	1682	}
1406	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1407		1683
		1684	for ($xml) {
1408	# create single paragraphs (very hackish)	1685	# create single paragraphs (very hackish)
1409	s/(?<=\S)\n(?=\w)/ /g;	1686	s/(?<=\S)\n(?=\w)/ /g;
1410		1687
1411	$_	1688	# compress some whitespace
1412	}	1689	s/\s+\n/\n/g; # ws line-ends
		1690	s/\n\n+/\n/g; # double lines
		1691	s/^\n+//; # beginning lines
		1692	s/\n+$//; # ending lines
		1693	}
1413		1694
		1695	$xml
		1696	}
		1697
		1698	no re 'eval';
		1699
		1700	sub hintmode {
		1701	$_[0]{hintmode} = $_[1] if @_ > 1;
		1702	$_[0]{hintmode}
		1703	}
		1704
1414	=item $player->ext_reply ($msgid, %msg)	1705	=item $player->ext_reply ($msgid, @msg)
1415		1706
1416	Sends an ext reply to the player.	1707	Sends an ext reply to the player.
1417		1708
1418	=cut	1709	=cut
1419		1710
1420	sub ext_reply($$%) {	1711	sub ext_reply($$@) {
1421	my ($self, $id, %msg) = @_;	1712	my ($self, $id, @msg) = @_;
1422		1713
1423	$msg{msgid} = $id;	1714	$self->ns->ext_reply ($id, @msg)
1424	$self->send ("ext " . cf::to_json \%msg);
1425	}	1715	}
1426		1716
1427	=item $player->ext_event ($type, %msg)	1717	=item $player->ext_msg ($type, @msg)
1428		1718
1429	Sends an ext event to the client.	1719	Sends an ext event to the client.
1430		1720
1431	=cut	1721	=cut
1432		1722
1433	sub ext_event($$%) {	1723	sub ext_msg($$@) {
1434	my ($self, $type, %msg) = @_;	1724	my ($self, $type, @msg) = @_;
1435		1725
1436	$self->ns->ext_event ($type, %msg);	1726	$self->ns->ext_msg ($type, @msg);
1437	}	1727	}
1438		1728
1439	=head3 cf::region	1729	=head3 cf::region
1440		1730
1441	=over 4	1731	=over 4
…		…
1454	my ($path) = @_;	1744	my ($path) = @_;
1455		1745
1456	my ($match, $specificity);	1746	my ($match, $specificity);
1457		1747
1458	for my $region (list) {	1748	for my $region (list) {
1459	if ($region->match && $path =~ $region->match) {	1749	if ($region->{match} && $path =~ $region->{match}) {
1460	($match, $specificity) = ($region, $region->specificity)	1750	($match, $specificity) = ($region, $region->specificity)
1461	if $region->specificity > $specificity;	1751	if $region->specificity > $specificity;
1462	}	1752	}
1463	}	1753	}
1464		1754
…		…
1485	our $MAX_RESET = 3600;	1775	our $MAX_RESET = 3600;
1486	our $DEFAULT_RESET = 3000;	1776	our $DEFAULT_RESET = 3000;
1487		1777
1488	sub generate_random_map {	1778	sub generate_random_map {
1489	my ($self, $rmp) = @_;	1779	my ($self, $rmp) = @_;
		1780
		1781	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1782
1490	# mit "rum" bekleckern, nicht	1783	# mit "rum" bekleckern, nicht
1491	$self->_create_random_map (	1784	$self->_create_random_map (
1492	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1493	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1494	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1584	$self->init; # pass $1 etc.	1877	$self->init; # pass $1 etc.
1585	return $self;	1878	return $self;
1586	}	1879	}
1587	}	1880	}
1588		1881
1589	Carp::carp "unable to resolve path '$path' (base '$base').";	1882	Carp::cluck "unable to resolve path '$path' (base '$base').";
1590	()	1883	()
1591	}	1884	}
1592		1885
1593	sub init {	1886	sub init {
1594	my ($self) = @_;	1887	my ($self) = @_;
…		…
1616		1909
1617	# the temporary/swap location	1910	# the temporary/swap location
1618	sub save_path {	1911	sub save_path {
1619	my ($self) = @_;	1912	my ($self) = @_;
1620		1913
1621	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1914	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1622	"$TMPDIR/$path.map"	1915	"$TMPDIR/$path.map"
1623	}	1916	}
1624		1917
1625	# the unique path, undef == no special unique path	1918	# the unique path, undef == no special unique path
1626	sub uniq_path {	1919	sub uniq_path {
1627	my ($self) = @_;	1920	my ($self) = @_;
1628		1921
1629	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1630	"$UNIQUEDIR/$path"	1923	"$UNIQUEDIR/$path"
1631	}	1924	}
1632		1925
1633	# and all this just because we cannot iterate over	1926	# and all this just because we cannot iterate over
1634	# all maps in C++...	1927	# all maps in C++...
…		…
1657		1950
1658	sub load_header_from($) {	1951	sub load_header_from($) {
1659	my ($self, $path) = @_;	1952	my ($self, $path) = @_;
1660		1953
1661	utf8::encode $path;	1954	utf8::encode $path;
1662	#aio_open $path, O_RDONLY, 0	1955	my $f = new_from_file cf::object::thawer $path
1663	# or return;
1664
1665	$self->_load_header ($path)
1666	or return;	1956	or return;
		1957
		1958	$self->_load_header ($f)
		1959	or return;
		1960
		1961	local $MAP_LOADING{$self->{path}} = $self;
		1962	$f->resolve_delayed_derefs;
1667		1963
1668	$self->{load_path} = $path;	1964	$self->{load_path} = $path;
1669		1965
1670	1	1966	1
1671	}	1967	}
…		…
1725	sub find {	2021	sub find {
1726	my ($path, $origin) = @_;	2022	my ($path, $origin) = @_;
1727		2023
1728	$path = normalise $path, $origin && $origin->path;	2024	$path = normalise $path, $origin && $origin->path;
1729		2025
		2026	cf::lock_wait "map_data:$path";#d#remove
1730	cf::lock_wait "map_find:$path";	2027	cf::lock_wait "map_find:$path";
1731		2028
1732	$cf::MAP{$path} || do {	2029	$cf::MAP{$path} || do {
1733	my $guard = cf::lock_acquire "map_find:$path";	2030	my $guard1 = cf::lock_acquire "map_find:$path";
		2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2032
1734	my $map = new_from_path cf::map $path	2033	my $map = new_from_path cf::map $path
1735	or return;	2034	or return;
1736		2035
1737	$map->{last_save} = $cf::RUNTIME;	2036	$map->{last_save} = $cf::RUNTIME;
1738		2037
…		…
1740	or return;	2039	or return;
1741		2040
1742	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1743	# doing this can freeze the server in a sync job, obviously	2042	# doing this can freeze the server in a sync job, obviously
1744	#$cf::WAIT_FOR_TICK->wait;	2043	#$cf::WAIT_FOR_TICK->wait;
		2044	undef $guard1;
		2045	undef $guard2;
1745	$map->reset;	2046	$map->reset;
1746	undef $guard;
1747	return find $path;	2047	return find $path;
1748	}	2048	}
1749		2049
1750	$cf::MAP{$path} = $map	2050	$cf::MAP{$path} = $map
1751	}	2051	}
…		…
1760	local $self->{deny_reset} = 1; # loading can take a long time	2060	local $self->{deny_reset} = 1; # loading can take a long time
1761		2061
1762	my $path = $self->{path};	2062	my $path = $self->{path};
1763		2063
1764	{	2064	{
1765	my $guard = cf::lock_acquire "map_load:$path";	2065	my $guard = cf::lock_acquire "map_data:$path";
1766		2066
		2067	return unless $self->valid;
1767	return if $self->in_memory != cf::MAP_SWAPPED;	2068	return unless $self->in_memory == cf::MAP_SWAPPED;
1768		2069
1769	$self->in_memory (cf::MAP_LOADING);	2070	$self->in_memory (cf::MAP_LOADING);
1770		2071
1771	$self->alloc;	2072	$self->alloc;
1772		2073
1773	$self->pre_load;	2074	$self->pre_load;
1774	Coro::cede;	2075	cf::cede_to_tick;
1775		2076
		2077	my $f = new_from_file cf::object::thawer $self->{load_path};
		2078	$f->skip_block;
1776	$self->_load_objects ($self->{load_path}, 1)	2079	$self->_load_objects ($f)
1777	or return;	2080	or return;
1778		2081
1779	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1780	if delete $self->{load_original};	2083	if delete $self->{load_original};
1781		2084
1782	if (my $uniq = $self->uniq_path) {	2085	if (my $uniq = $self->uniq_path) {
1783	utf8::encode $uniq;	2086	utf8::encode $uniq;
1784	if (aio_open $uniq, O_RDONLY, 0) {	2087	unless (aio_stat $uniq) {
		2088	if (my $f = new_from_file cf::object::thawer $uniq) {
1785	$self->clear_unique_items;	2089	$self->clear_unique_items;
1786	$self->_load_objects ($uniq, 0);	2090	$self->_load_objects ($f);
		2091	$f->resolve_delayed_derefs;
		2092	}
1787	}	2093	}
1788	}	2094	}
1789		2095
1790	Coro::cede;	2096	$f->resolve_delayed_derefs;
		2097
		2098	cf::cede_to_tick;
1791	# now do the right thing for maps	2099	# now do the right thing for maps
1792	$self->link_multipart_objects;	2100	$self->link_multipart_objects;
1793	$self->difficulty ($self->estimate_difficulty)	2101	$self->difficulty ($self->estimate_difficulty)
1794	unless $self->difficulty;	2102	unless $self->difficulty;
1795	Coro::cede;	2103	cf::cede_to_tick;
1796		2104
1797	unless ($self->{deny_activate}) {	2105	unless ($self->{deny_activate}) {
1798	$self->decay_objects;	2106	$self->decay_objects;
1799	$self->fix_auto_apply;	2107	$self->fix_auto_apply;
1800	$self->update_buttons;	2108	$self->update_buttons;
1801	Coro::cede;	2109	cf::cede_to_tick;
1802	$self->set_darkness_map;	2110	$self->set_darkness_map;
1803	Coro::cede;	2111	cf::cede_to_tick;
1804	$self->activate;	2112	$self->activate;
1805	}	2113	}
		2114
		2115	$self->{last_save} = $cf::RUNTIME;
		2116	$self->last_access ($cf::RUNTIME);
1806		2117
1807	$self->in_memory (cf::MAP_IN_MEMORY);	2118	$self->in_memory (cf::MAP_IN_MEMORY);
1808	}	2119	}
1809		2120
1810	$self->post_load;	2121	$self->post_load;
…		…
1821		2132
1822	$self	2133	$self
1823	}	2134	}
1824		2135
1825	# find and load all maps in the 3x3 area around a map	2136	# find and load all maps in the 3x3 area around a map
1826	sub load_diag {	2137	sub load_neighbours {
1827	my ($map) = @_;	2138	my ($map) = @_;
1828		2139
1829	my @diag; # diagonal neighbours	2140	my @neigh; # diagonal neighbours
1830		2141
1831	for (0 .. 3) {	2142	for (0 .. 3) {
1832	my $neigh = $map->tile_path ($_)	2143	my $neigh = $map->tile_path ($_)
1833	or next;	2144	or next;
1834	$neigh = find $neigh, $map	2145	$neigh = find $neigh, $map
1835	or next;	2146	or next;
1836	$neigh->load;	2147	$neigh->load;
1837		2148
		2149	push @neigh,
1838	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2150	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1839	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2151	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1840	}	2152	}
1841		2153
1842	for (@diag) {	2154	for (grep defined $_->[0], @neigh) {
		2155	my ($path, $origin) = @$_;
1843	my $neigh = find @$_	2156	my $neigh = find $path, $origin
1844	or next;	2157	or next;
1845	$neigh->load;	2158	$neigh->load;
1846	}	2159	}
1847	}	2160	}
1848		2161
…		…
1853	}	2166	}
1854		2167
1855	sub do_load_sync {	2168	sub do_load_sync {
1856	my ($map) = @_;	2169	my ($map) = @_;
1857		2170
		2171	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2172	if $Coro::current == $Coro::main;
		2173
1858	cf::sync_job { $map->load };	2174	cf::sync_job { $map->load };
1859	}	2175	}
1860		2176
1861	our %MAP_PREFETCH;	2177	our %MAP_PREFETCH;
1862	our $MAP_PREFETCHER = undef;	2178	our $MAP_PREFETCHER = undef;
1863		2179
1864	sub find_async {	2180	sub find_async {
1865	my ($path, $origin) = @_;	2181	my ($path, $origin, $load) = @_;
1866		2182
1867	$path = normalise $path, $origin && $origin->{path};	2183	$path = normalise $path, $origin && $origin->{path};
1868		2184
1869	if (my $map = $cf::MAP{$path}) {	2185	if (my $map = $cf::MAP{$path}) {
1870	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1871	}	2187	}
1872		2188
1873	undef $MAP_PREFETCH{$path};	2189	$MAP_PREFETCH{$path} |= $load;
		2190
1874	$MAP_PREFETCHER ||= cf::async {	2191	$MAP_PREFETCHER ||= cf::async {
		2192	$Coro::current->{desc} = "map prefetcher";
		2193
1875	while (%MAP_PREFETCH) {	2194	while (%MAP_PREFETCH) {
1876	for my $path (keys %MAP_PREFETCH) {	2195	while (my ($k, $v) = each %MAP_PREFETCH) {
1877	my $map = find $path	2196	if (my $map = find $k) {
1878	or next;
1879	$map->load;	2197	$map->load if $v;
		2198	}
1880		2199
1881	delete $MAP_PREFETCH{$path};	2200	delete $MAP_PREFETCH{$k};
1882	}	2201	}
1883	}	2202	}
1884	undef $MAP_PREFETCHER;	2203	undef $MAP_PREFETCHER;
1885	};	2204	};
1886	$MAP_PREFETCHER->prio (6);	2205	$MAP_PREFETCHER->prio (6);
…		…
1889	}	2208	}
1890		2209
1891	sub save {	2210	sub save {
1892	my ($self) = @_;	2211	my ($self) = @_;
1893		2212
1894	my $lock = cf::lock_acquire "map_data:" . $self->path;	2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
1895		2214
1896	$self->{last_save} = $cf::RUNTIME;	2215	$self->{last_save} = $cf::RUNTIME;
1897		2216
1898	return unless $self->dirty;	2217	return unless $self->dirty;
1899		2218
…		…
1905	return if $self->{deny_save};	2224	return if $self->{deny_save};
1906		2225
1907	local $self->{last_access} = $self->last_access;#d#	2226	local $self->{last_access} = $self->last_access;#d#
1908		2227
1909	cf::async {	2228	cf::async {
		2229	$Coro::current->{desc} = "map player save";
1910	$_->contr->save for $self->players;	2230	$_->contr->save for $self->players;
1911	};	2231	};
1912		2232
1913	if ($uniq) {	2233	if ($uniq) {
1914	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1922	my ($self) = @_;	2242	my ($self) = @_;
1923		2243
1924	# save first because save cedes	2244	# save first because save cedes
1925	$self->save;	2245	$self->save;
1926		2246
1927	my $lock = cf::lock_acquire "map_data:" . $self->path;	2247	my $lock = cf::lock_acquire "map_data:$self->{path}";
1928		2248
1929	return if $self->players;	2249	return if $self->players;
1930	return if $self->in_memory != cf::MAP_IN_MEMORY;	2250	return if $self->in_memory != cf::MAP_IN_MEMORY;
1931	return if $self->{deny_save};	2251	return if $self->{deny_save};
1932		2252
		2253	$self->in_memory (cf::MAP_SWAPPED);
		2254
		2255	$self->deactivate;
		2256	$_->clear_links_to ($self) for values %cf::MAP;
1933	$self->clear;	2257	$self->clear;
1934	$self->in_memory (cf::MAP_SWAPPED);
1935	}	2258	}
1936		2259
1937	sub reset_at {	2260	sub reset_at {
1938	my ($self) = @_;	2261	my ($self) = @_;
1939		2262
…		…
1971	if $uniq;	2294	if $uniq;
1972	}	2295	}
1973		2296
1974	delete $cf::MAP{$self->path};	2297	delete $cf::MAP{$self->path};
1975		2298
		2299	$self->deactivate;
		2300	$_->clear_links_to ($self) for values %cf::MAP;
1976	$self->clear;	2301	$self->clear;
1977
1978	$_->clear_links_to ($self) for values %cf::MAP;
1979		2302
1980	$self->unlink_save;	2303	$self->unlink_save;
1981	$self->destroy;	2304	$self->destroy;
1982	}	2305	}
1983		2306
1984	my $nuke_counter = "aaaa";	2307	my $nuke_counter = "aaaa";
1985		2308
1986	sub nuke {	2309	sub nuke {
1987	my ($self) = @_;	2310	my ($self) = @_;
1988		2311
		2312	{
		2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2314
1989	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
1990		2316
1991	$self->unlink_save;	2317	$self->unlink_save;
1992		2318
1993	bless $self, "cf::map";	2319	bless $self, "cf::map";
1994	delete $self->{deny_reset};	2320	delete $self->{deny_reset};
1995	$self->{deny_save} = 1;	2321	$self->{deny_save} = 1;
1996	$self->reset_timeout (1);	2322	$self->reset_timeout (1);
1997	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2323	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1998		2324
1999	$cf::MAP{$self->path} = $self;	2325	$cf::MAP{$self->path} = $self;
		2326	}
2000		2327
2001	$self->reset; # polite request, might not happen	2328	$self->reset; # polite request, might not happen
2002	}	2329	}
2003		2330
2004	=item $maps = cf::map::tmp_maps	2331	=item $maps = cf::map::tmp_maps
…		…
2046		2373
2047	sub unique_maps() {	2374	sub unique_maps() {
2048	[	2375	[
2049	map {	2376	map {
2050	utf8::decode $_;	2377	utf8::decode $_;
2051	/\.map$/	2378	s/\.map$//; # TODO future compatibility hack
		2379	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2380	? ()
2052	? normalise $_	2381	: normalise $_
2053	: ()
2054	} @{ aio_readdir $UNIQUEDIR or [] }	2382	} @{ aio_readdir $UNIQUEDIR or [] }
2055	]	2383	]
2056	}	2384	}
2057		2385
2058	package cf;
2059
2060	=back	2386	=back
2061		2387
2062	=head3 cf::object	2388	=head3 cf::object
2063		2389
2064	=cut	2390	=cut
…		…
2067		2393
2068	=over 4	2394	=over 4
2069		2395
2070	=item $ob->inv_recursive	2396	=item $ob->inv_recursive
2071		2397
2072	Returns the inventory of the object _and_ their inventories, recursively.	2398	Returns the inventory of the object I<and> their inventories, recursively,
		2399	but I<not> the object itself.
2073		2400
2074	=cut	2401	=cut
2075		2402
2076	sub inv_recursive_;	2403	sub inv_recursive_;
2077	sub inv_recursive_ {	2404	sub inv_recursive_ {
2078	map { $_, inv_recursive_ $_->inv } @_	2405	map { $_, inv_recursive_ $_->inv } @_
2079	}	2406	}
2080		2407
2081	sub inv_recursive {	2408	sub inv_recursive {
2082	inv_recursive_ inv $_[0]	2409	inv_recursive_ inv $_[0]
		2410	}
		2411
		2412	=item $ref = $ob->ref
		2413
		2414	Creates and returns a persistent reference to an object that can be stored as a string.
		2415
		2416	=item $ob = cf::object::deref ($refstring)
		2417
		2418	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2419	even if the object actually exists. May block.
		2420
		2421	=cut
		2422
		2423	sub deref {
		2424	my ($ref) = @_;
		2425
		2426	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2427	my ($uuid, $name) = ($1, $2);
		2428	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2429	or return;
		2430	$pl->ob->uuid eq $uuid
		2431	or return;
		2432
		2433	$pl->ob
		2434	} else {
		2435	warn "$ref: cannot resolve object reference\n";
		2436	undef
		2437	}
2083	}	2438	}
2084		2439
2085	package cf;	2440	package cf;
2086		2441
2087	=back	2442	=back
…		…
2111		2466
2112	} else {	2467	} else {
2113	my $pl = $self->contr;	2468	my $pl = $self->contr;
2114		2469
2115	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2470	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2116	my $diag = $pl->{npc_dialog};	2471	my $dialog = $pl->{npc_dialog};
2117	$diag->{pl}->ext_reply (	2472	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2118	$diag->{id},
2119	msgtype => "reply",
2120	msg => $diag->{pl}->expand_cfpod ($msg),
2121	add_topics => []
2122	);
2123		2473
2124	} else {	2474	} else {
2125	$msg = $npc->name . " says: $msg" if $npc;	2475	$msg = $npc->name . " says: $msg" if $npc;
2126	$self->message ($msg, $flags);	2476	$self->message ($msg, $flags);
2127	}	2477	}
2128	}	2478	}
		2479	}
		2480
		2481	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2482
		2483	=cut
		2484
		2485	sub cf::object::send_msg {
		2486	my $pl = shift->contr
		2487	or return;
		2488	$pl->send_msg (@_);
2129	}	2489	}
2130		2490
2131	=item $player_object->may ("access")	2491	=item $player_object->may ("access")
2132		2492
2133	Returns wether the given player is authorized to access resource "access"	2493	Returns wether the given player is authorized to access resource "access"
…		…
2212	# use -1 or undef as default coordinates, not 0, 0	2572	# use -1 or undef as default coordinates, not 0, 0
2213	($x, $y) = ($map->enter_x, $map->enter_y)	2573	($x, $y) = ($map->enter_x, $map->enter_y)
2214	if $x <=0 && $y <= 0;	2574	if $x <=0 && $y <= 0;
2215		2575
2216	$map->load;	2576	$map->load;
2217	$map->load_diag;	2577	$map->load_neighbours;
2218		2578
2219	return unless $self->contr->active;	2579	return unless $self->contr->active;
2220	$self->activate_recursive;	2580	$self->activate_recursive;
2221		2581
2222	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2582	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2223	$self->enter_map ($map, $x, $y);	2583	$self->enter_map ($map, $x, $y);
2224	}	2584	}
2225		2585
2226	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2586	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2227		2587
2228	Moves the player to the given map-path and coordinates by first freezing	2588	Moves the player to the given map-path and coordinates by first freezing
2229	her, loading and preparing them map, calling the provided $check callback	2589	her, loading and preparing them map, calling the provided $check callback
2230	that has to return the map if sucecssful, and then unfreezes the player on	2590	that has to return the map if sucecssful, and then unfreezes the player on
2231	the new (success) or old (failed) map position.	2591	the new (success) or old (failed) map position. In either case, $done will
		2592	be called at the end of this process.
2232		2593
2233	=cut	2594	=cut
2234		2595
2235	our $GOTOGEN;	2596	our $GOTOGEN;
2236		2597
2237	sub cf::object::player::goto {	2598	sub cf::object::player::goto {
2238	my ($self, $path, $x, $y, $check) = @_;	2599	my ($self, $path, $x, $y, $check, $done) = @_;
2239		2600
2240	# do generation counting so two concurrent goto's will be executed in-order	2601	# do generation counting so two concurrent goto's will be executed in-order
2241	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2602	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2242		2603
2243	$self->enter_link;	2604	$self->enter_link;
2244		2605
2245	(async {	2606	(async {
		2607	$Coro::current->{desc} = "player::goto $path $x $y";
		2608
		2609	# *tag paths override both path and x|y
		2610	if ($path =~ /^\*(.*)$/) {
		2611	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2612	my $ob = $obs[rand @obs];
		2613
		2614	# see if we actually can go there
		2615	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2616	$ob = $obs[rand @obs];
		2617	} else {
		2618	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2619	}
		2620	# else put us there anyways for now #d#
		2621
		2622	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2623	} else {
		2624	($path, $x, $y) = (undef, undef, undef);
		2625	}
		2626	}
		2627
2246	my $map = eval {	2628	my $map = eval {
2247	my $map = cf::map::find $path;	2629	my $map = defined $path ? cf::map::find $path : undef;
2248		2630
2249	if ($map) {	2631	if ($map) {
2250	$map = $map->customise_for ($self);	2632	$map = $map->customise_for ($self);
2251	$map = $check->($map) if $check && $map;	2633	$map = $check->($map) if $check && $map;
2252	} else {	2634	} else {
2253	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2635	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2254	}	2636	}
2255		2637
2256	$map	2638	$map
2257	};	2639	};
2258		2640
…		…
2263		2645
2264	if ($gen == $self->{_goto_generation}) {	2646	if ($gen == $self->{_goto_generation}) {
2265	delete $self->{_goto_generation};	2647	delete $self->{_goto_generation};
2266	$self->leave_link ($map, $x, $y);	2648	$self->leave_link ($map, $x, $y);
2267	}	2649	}
		2650
		2651	$done->() if $done;
2268	})->prio (1);	2652	})->prio (1);
2269	}	2653	}
2270		2654
2271	=item $player_object->enter_exit ($exit_object)	2655	=item $player_object->enter_exit ($exit_object)
2272		2656
…		…
2309	$rmp->{origin_y} = $exit->y;	2693	$rmp->{origin_y} = $exit->y;
2310	}	2694	}
2311		2695
2312	$rmp->{random_seed} ||= $exit->random_seed;	2696	$rmp->{random_seed} ||= $exit->random_seed;
2313		2697
2314	my $data = cf::to_json $rmp;	2698	my $data = cf::encode_json $rmp;
2315	my $md5 = Digest::MD5::md5_hex $data;	2699	my $md5 = Digest::MD5::md5_hex $data;
2316	my $meta = "$RANDOMDIR/$md5.meta";	2700	my $meta = "$RANDOMDIR/$md5.meta";
2317		2701
2318	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2702	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2319	aio_write $fh, 0, (length $data), $data, 0;	2703	aio_write $fh, 0, (length $data), $data, 0;
…		…
2341	my $hp = $exit->stats->hp;	2725	my $hp = $exit->stats->hp;
2342	my $sp = $exit->stats->sp;	2726	my $sp = $exit->stats->sp;
2343		2727
2344	$self->enter_link;	2728	$self->enter_link;
2345		2729
		2730	# if exit is damned, update players death & WoR home-position
		2731	$self->contr->savebed ($slaying, $hp, $sp)
		2732	if $exit->flag (FLAG_DAMNED);
		2733
2346	(async {	2734	(async {
		2735	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2736
2347	$self->deactivate_recursive; # just to be sure	2737	$self->deactivate_recursive; # just to be sure
2348	unless (eval {	2738	unless (eval {
2349	$self->goto ($slaying, $hp, $sp);	2739	$self->goto ($slaying, $hp, $sp);
2350		2740
2351	1;	2741	1;
…		…
2377		2767
2378	utf8::encode $text;	2768	utf8::encode $text;
2379	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2769	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2380	}	2770	}
2381		2771
2382	=item $client->send_msg ($color, $type, $msg, [extra...])	2772	=item $client->send_msg ($channel, $msg, $color, [extra...])
2383		2773
2384	Send a drawinfo or msg packet to the client, formatting the msg for the	2774	Send a drawinfo or msg packet to the client, formatting the msg for the
2385	client if neccessary. C<$type> should be a string identifying the type of	2775	client if neccessary. C<$type> should be a string identifying the type of
2386	the message, with C<log> being the default. If C<$color> is negative, suppress	2776	the message, with C<log> being the default. If C<$color> is negative, suppress
2387	the message unless the client supports the msg packet.	2777	the message unless the client supports the msg packet.
2388		2778
2389	=cut	2779	=cut
2390		2780
		2781	# non-persistent channels (usually the info channel)
		2782	our %CHANNEL = (
		2783	"c/identify" => {
		2784	id => "infobox",
		2785	title => "Identify",
		2786	reply => undef,
		2787	tooltip => "Items recently identified",
		2788	},
		2789	"c/examine" => {
		2790	id => "infobox",
		2791	title => "Examine",
		2792	reply => undef,
		2793	tooltip => "Signs and other items you examined",
		2794	},
		2795	"c/book" => {
		2796	id => "infobox",
		2797	title => "Book",
		2798	reply => undef,
		2799	tooltip => "The contents of a note or book",
		2800	},
		2801	"c/lookat" => {
		2802	id => "infobox",
		2803	title => "Look",
		2804	reply => undef,
		2805	tooltip => "What you saw there",
		2806	},
		2807	"c/who" => {
		2808	id => "infobox",
		2809	title => "Players",
		2810	reply => undef,
		2811	tooltip => "Shows players who are currently online",
		2812	},
		2813	"c/body" => {
		2814	id => "infobox",
		2815	title => "Body Parts",
		2816	reply => undef,
		2817	tooltip => "Shows which body parts you posess and are available",
		2818	},
		2819	"c/uptime" => {
		2820	id => "infobox",
		2821	title => "Uptime",
		2822	reply => undef,
		2823	tooltip => "How long the server has been running since last restart",
		2824	},
		2825	"c/mapinfo" => {
		2826	id => "infobox",
		2827	title => "Map Info",
		2828	reply => undef,
		2829	tooltip => "Information related to the maps",
		2830	},
		2831	);
		2832
2391	sub cf::client::send_msg {	2833	sub cf::client::send_msg {
2392	my ($self, $color, $type, $msg, @extra) = @_;	2834	my ($self, $channel, $msg, $color, @extra) = @_;
2393		2835
2394	$msg = $self->pl->expand_cfpod ($msg);	2836	$msg = $self->pl->expand_cfpod ($msg);
2395		2837
		2838	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2839
		2840	# check predefined channels, for the benefit of C
		2841	if ($CHANNEL{$channel}) {
		2842	$channel = $CHANNEL{$channel};
		2843
		2844	$self->ext_msg (channel_info => $channel)
		2845	if $self->can_msg;
		2846
		2847	$channel = $channel->{id};
		2848
		2849	} elsif (ref $channel) {
		2850	# send meta info to client, if not yet sent
		2851	unless (exists $self->{channel}{$channel->{id}}) {
		2852	$self->{channel}{$channel->{id}} = $channel;
		2853	$self->ext_msg (channel_info => $channel)
		2854	if $self->can_msg;
		2855	}
		2856
		2857	$channel = $channel->{id};
		2858	}
		2859
		2860	return unless @extra || length $msg;
		2861
2396	if ($self->can_msg) {	2862	if ($self->can_msg) {
2397	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);	2863	# default colour, mask it out
		2864	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2865	if $color & cf::NDI_DEF;
		2866
		2867	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2868	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2398	} else {	2869	} else {
2399	# replace some tags by gcfclient-compatible ones
2400	for ($msg) {
2401	1 while
2402	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2403	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2404	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2405	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2406	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2407	}
2408
2409	if ($color >= 0) {	2870	if ($color >= 0) {
		2871	# replace some tags by gcfclient-compatible ones
		2872	for ($msg) {
		2873	1 while
		2874	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2875	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2876	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2877	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2878	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2879	}
		2880
		2881	$color &= cf::NDI_COLOR_MASK;
		2882
		2883	utf8::encode $msg;
		2884
2410	if (0 && $msg =~ /\[/) {	2885	if (0 && $msg =~ /\[/) {
		2886	# COMMAND/INFO
2411	$self->send_packet ("drawextinfo $color 4 0 $msg")	2887	$self->send_packet ("drawextinfo $color 10 8 $msg")
2412	} else {	2888	} else {
2413	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2889	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2414	$self->send_packet ("drawinfo $color $msg")	2890	$self->send_packet ("drawinfo $color $msg")
2415	}	2891	}
2416	}	2892	}
2417	}	2893	}
2418	}	2894	}
2419		2895
2420	=item $client->ext_event ($type, %msg)	2896	=item $client->ext_msg ($type, @msg)
2421		2897
2422	Sends an ext event to the client.	2898	Sends an ext event to the client.
2423		2899
2424	=cut	2900	=cut
2425		2901
2426	sub cf::client::ext_event($$%) {	2902	sub cf::client::ext_msg($$@) {
2427	my ($self, $type, %msg) = @_;	2903	my ($self, $type, @msg) = @_;
2428		2904
		2905	if ($self->extcmd == 2) {
		2906	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2907	} elsif ($self->extcmd == 1) { # TODO: remove
2429	$msg{msgtype} = "event_$type";	2908	push @msg, msgtype => "event_$type";
2430	$self->send_packet ("ext " . cf::to_json \%msg);	2909	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2910	}
		2911	}
		2912
		2913	=item $client->ext_reply ($msgid, @msg)
		2914
		2915	Sends an ext reply to the client.
		2916
		2917	=cut
		2918
		2919	sub cf::client::ext_reply($$@) {
		2920	my ($self, $id, @msg) = @_;
		2921
		2922	if ($self->extcmd == 2) {
		2923	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2924	} elsif ($self->extcmd == 1) {
		2925	#TODO: version 1, remove
		2926	unshift @msg, msgtype => "reply", msgid => $id;
		2927	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2928	}
2431	}	2929	}
2432		2930
2433	=item $success = $client->query ($flags, "text", \&cb)	2931	=item $success = $client->query ($flags, "text", \&cb)
2434		2932
2435	Queues a query to the client, calling the given callback with	2933	Queues a query to the client, calling the given callback with
…		…
2458		2956
2459	1	2957	1
2460	}	2958	}
2461		2959
2462	cf::client->attach (	2960	cf::client->attach (
		2961	on_connect => sub {
		2962	my ($ns) = @_;
		2963
		2964	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2965	},
2463	on_reply => sub {	2966	on_reply => sub {
2464	my ($ns, $msg) = @_;	2967	my ($ns, $msg) = @_;
2465		2968
2466	# this weird shuffling is so that direct followup queries	2969	# this weird shuffling is so that direct followup queries
2467	# get handled first	2970	# get handled first
…		…
2482	}	2985	}
2483	},	2986	},
2484	on_exticmd => sub {	2987	on_exticmd => sub {
2485	my ($ns, $buf) = @_;	2988	my ($ns, $buf) = @_;
2486		2989
2487	my $msg = eval { from_json $buf };	2990	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2488		2991
2489	if (ref $msg) {	2992	if (ref $msg) {
		2993	my ($type, $reply, @payload) =
		2994	"ARRAY" eq ref $msg
		2995	? @$msg
		2996	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2997
		2998	my @reply;
		2999
2490	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3000	if (my $cb = $EXTICMD{$type}) {
2491	if (my %reply = $cb->($ns, $msg)) {	3001	@reply = $cb->($ns, @payload);
2492	$reply{msgid} = $msg->{msgid};
2493	$ns->send ("ext " . cf::to_json \%reply);
2494	}
2495	}	3002	}
		3003
		3004	$ns->ext_reply ($reply, @reply)
		3005	if $reply;
		3006
2496	} else {	3007	} else {
2497	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3008	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2498	}	3009	}
2499		3010
2500	cf::override;	3011	cf::override;
…		…
2547	our $safe = new Safe "safe";	3058	our $safe = new Safe "safe";
2548	our $safe_hole = new Safe::Hole;	3059	our $safe_hole = new Safe::Hole;
2549		3060
2550	$SIG{FPE} = 'IGNORE';	3061	$SIG{FPE} = 'IGNORE';
2551		3062
2552	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3063	$safe->permit_only (Opcode::opset qw(
		3064	:base_core :base_mem :base_orig :base_math
		3065	grepstart grepwhile mapstart mapwhile
		3066	sort time
		3067	));
2553		3068
2554	# here we export the classes and methods available to script code	3069	# here we export the classes and methods available to script code
2555		3070
2556	=pod	3071	=pod
2557		3072
2558	The following functions and methods are available within a safe environment:	3073	The following functions and methods are available within a safe environment:
2559		3074
2560	cf::object contr pay_amount pay_player map	3075	cf::object
		3076	contr pay_amount pay_player map x y force_find force_add destroy
		3077	insert remove name archname title slaying race decrease_ob_nr
		3078
2561	cf::object::player player	3079	cf::object::player
2562	cf::player peaceful	3080	player
2563	cf::map trigger	3081
		3082	cf::player
		3083	peaceful
		3084
		3085	cf::map
		3086	trigger
2564		3087
2565	=cut	3088	=cut
2566		3089
2567	for (	3090	for (
2568	["cf::object" => qw(contr pay_amount pay_player map)],	3091	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3092	insert remove inv name archname title slaying race
		3093	decrease_ob_nr destroy)],
2569	["cf::object::player" => qw(player)],	3094	["cf::object::player" => qw(player)],
2570	["cf::player" => qw(peaceful)],	3095	["cf::player" => qw(peaceful)],
2571	["cf::map" => qw(trigger)],	3096	["cf::map" => qw(trigger)],
2572	) {	3097	) {
2573	no strict 'refs';	3098	no strict 'refs';
…		…
2649	# the server's init and main functions	3174	# the server's init and main functions
2650		3175
2651	sub load_facedata($) {	3176	sub load_facedata($) {
2652	my ($path) = @_;	3177	my ($path) = @_;
2653		3178
		3179	# HACK to clear player env face cache, we need some signal framework
		3180	# for this (global event?)
		3181	%ext::player_env::MUSIC_FACE_CACHE = ();
		3182
		3183	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3184
2654	warn "loading facedata from $path\n";	3185	warn "loading facedata from $path\n";
2655		3186
2656	my $facedata;	3187	my $facedata;
2657	0 < aio_load $path, $facedata	3188	0 < aio_load $path, $facedata
2658	or die "$path: $!";	3189	or die "$path: $!";
…		…
2660	$facedata = Coro::Storable::thaw $facedata;	3191	$facedata = Coro::Storable::thaw $facedata;
2661		3192
2662	$facedata->{version} == 2	3193	$facedata->{version} == 2
2663	or cf::cleanup "$path: version mismatch, cannot proceed.";	3194	or cf::cleanup "$path: version mismatch, cannot proceed.";
2664		3195
		3196	# patch in the exptable
		3197	$facedata->{resource}{"res/exp_table"} = {
		3198	type => FT_RSRC,
		3199	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3200	};
		3201	cf::cede_to_tick;
		3202
2665	{	3203	{
2666	my $faces = $facedata->{faceinfo};	3204	my $faces = $facedata->{faceinfo};
2667		3205
2668	while (my ($face, $info) = each %$faces) {	3206	while (my ($face, $info) = each %$faces) {
2669	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3207	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3208
2670	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3209	cf::face::set_visibility $idx, $info->{visibility};
		3210	cf::face::set_magicmap $idx, $info->{magicmap};
2671	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3211	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2672	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3212	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2673	Coro::cede;	3213
		3214	cf::cede_to_tick;
2674	}	3215	}
2675		3216
2676	while (my ($face, $info) = each %$faces) {	3217	while (my ($face, $info) = each %$faces) {
2677	next unless $info->{smooth};	3218	next unless $info->{smooth};
		3219
2678	my $idx = cf::face::find $face	3220	my $idx = cf::face::find $face
2679	or next;	3221	or next;
		3222
2680	if (my $smooth = cf::face::find $info->{smooth}) {	3223	if (my $smooth = cf::face::find $info->{smooth}) {
		3224	cf::face::set_smooth $idx, $smooth;
2681	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3225	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2682	} else {	3226	} else {
2683	warn "smooth face '$info->{smooth}' not found for face '$face'";	3227	warn "smooth face '$info->{smooth}' not found for face '$face'";
2684	}	3228	}
2685	Coro::cede;	3229
		3230	cf::cede_to_tick;
2686	}	3231	}
2687	}	3232	}
2688		3233
2689	{	3234	{
2690	my $anims = $facedata->{animinfo};	3235	my $anims = $facedata->{animinfo};
2691		3236
2692	while (my ($anim, $info) = each %$anims) {	3237	while (my ($anim, $info) = each %$anims) {
2693	cf::anim::set $anim, $info->{frames}, $info->{facings};	3238	cf::anim::set $anim, $info->{frames}, $info->{facings};
2694	Coro::cede;	3239	cf::cede_to_tick;
2695	}	3240	}
2696		3241
2697	cf::anim::invalidate_all; # d'oh	3242	cf::anim::invalidate_all; # d'oh
2698	}	3243	}
2699		3244
		3245	{
		3246	# TODO: for gcfclient pleasure, we should give resources
		3247	# that gcfclient doesn't grok a >10000 face index.
		3248	my $res = $facedata->{resource};
		3249
		3250	while (my ($name, $info) = each %$res) {
		3251	if (defined $info->{type}) {
		3252	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3253	my $data;
		3254
		3255	if ($info->{type} & 1) {
		3256	# prepend meta info
		3257
		3258	my $meta = $enc->encode ({
		3259	name => $name,
		3260	%{ $info->{meta} || {} },
		3261	});
		3262
		3263	$data = pack "(w/a*)*", $meta, $info->{data};
		3264	} else {
		3265	$data = $info->{data};
		3266	}
		3267
		3268	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3269	cf::face::set_type $idx, $info->{type};
		3270	} else {
		3271	$RESOURCE{$name} = $info;
		3272	}
		3273
		3274	cf::cede_to_tick;
		3275	}
		3276	}
		3277
		3278	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3279
2700	1	3280	1
2701	}	3281	}
2702		3282
		3283	cf::global->attach (on_resource_update => sub {
		3284	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3285	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3286
		3287	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3288	my $sound = $soundconf->{compat}[$_]
		3289	or next;
		3290
		3291	my $face = cf::face::find "sound/$sound->[1]";
		3292	cf::sound::set $sound->[0] => $face;
		3293	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3294	}
		3295
		3296	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3297	my $face = cf::face::find "sound/$v";
		3298	cf::sound::set $k => $face;
		3299	}
		3300	}
		3301	});
		3302
		3303	register_exticmd fx_want => sub {
		3304	my ($ns, $want) = @_;
		3305
		3306	while (my ($k, $v) = each %$want) {
		3307	$ns->fx_want ($k, $v);
		3308	}
		3309	};
		3310
2703	sub reload_regions {	3311	sub reload_regions {
		3312	# HACK to clear player env face cache, we need some signal framework
		3313	# for this (global event?)
		3314	%ext::player_env::MUSIC_FACE_CACHE = ();
		3315
2704	load_resource_file "$MAPDIR/regions"	3316	load_resource_file "$MAPDIR/regions"
2705	or die "unable to load regions file\n";	3317	or die "unable to load regions file\n";
		3318
		3319	for (cf::region::list) {
		3320	$_->{match} = qr/$_->{match}/
		3321	if exists $_->{match};
		3322	}
2706	}	3323	}
2707		3324
2708	sub reload_facedata {	3325	sub reload_facedata {
2709	load_facedata "$DATADIR/facedata"	3326	load_facedata "$DATADIR/facedata"
2710	or die "unable to load facedata\n";	3327	or die "unable to load facedata\n";
2711	}	3328	}
2712		3329
2713	sub reload_archetypes {	3330	sub reload_archetypes {
		3331	load_resource_file "$DATADIR/archetypes"
		3332	or die "unable to load archetypes\n";
		3333	#d# NEED to laod twice to resolve forward references
		3334	# this really needs to be done in an extra post-pass
		3335	# (which needs to be synchronous, so solve it differently)
2714	load_resource_file "$DATADIR/archetypes"	3336	load_resource_file "$DATADIR/archetypes"
2715	or die "unable to load archetypes\n";	3337	or die "unable to load archetypes\n";
2716	}	3338	}
2717		3339
2718	sub reload_treasures {	3340	sub reload_treasures {
…		…
2734		3356
2735	sub init {	3357	sub init {
2736	reload_resources;	3358	reload_resources;
2737	}	3359	}
2738		3360
2739	sub cfg_load {	3361	sub reload_config {
2740	open my $fh, "<:utf8", "$CONFDIR/config"	3362	open my $fh, "<:utf8", "$CONFDIR/config"
2741	or return;	3363	or return;
2742		3364
2743	local $/;	3365	local $/;
2744	*CFG = YAML::Syck::Load <$fh>;	3366	*CFG = YAML::Load <$fh>;
2745		3367
2746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3368	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2747		3369
2748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3370	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3371	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2760	sub main {	3382	sub main {
2761	# we must not ever block the main coroutine	3383	# we must not ever block the main coroutine
2762	local $Coro::idle = sub {	3384	local $Coro::idle = sub {
2763	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3385	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2764	(async {	3386	(async {
2765	Event::one_event;	3387	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3388	EV::loop EV::LOOP_ONESHOT;
2766	})->prio (Coro::PRIO_MAX);	3389	})->prio (Coro::PRIO_MAX);
2767	};	3390	};
2768		3391
2769	cfg_load;	3392	reload_config;
2770	db_init;	3393	db_init;
2771	load_extensions;	3394	load_extensions;
2772		3395
2773	$TICK_WATCHER->start;	3396	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3397	evthread_start IO::AIO::poll_fileno;
2774	Event::loop;	3398	EV::loop;
2775	}	3399	}
2776		3400
2777	#############################################################################	3401	#############################################################################
2778	# initialisation and cleanup	3402	# initialisation and cleanup
2779		3403
2780	# install some emergency cleanup handlers	3404	# install some emergency cleanup handlers
2781	BEGIN {	3405	BEGIN {
		3406	our %SIGWATCHER = ();
2782	for my $signal (qw(INT HUP TERM)) {	3407	for my $signal (qw(INT HUP TERM)) {
2783	Event->signal (	3408	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2784	reentrant => 0,
2785	data => WF_AUTOCANCEL,
2786	signal => $signal,
2787	prio => 0,
2788	cb => sub {
2789	cf::cleanup "SIG$signal";	3409	cf::cleanup "SIG$signal";
2790	},
2791	);	3410	};
2792	}	3411	}
2793	}	3412	}
2794		3413
2795	sub write_runtime {	3414	sub write_runtime_sync {
2796	my $runtime = "$LOCALDIR/runtime";	3415	my $runtime = "$LOCALDIR/runtime";
2797		3416
2798	# first touch the runtime file to show we are still running:	3417	# first touch the runtime file to show we are still running:
2799	# the fsync below can take a very very long time.	3418	# the fsync below can take a very very long time.
2800		3419
…		…
2826	and return;	3445	and return;
2827		3446
2828	warn "runtime file written.\n";	3447	warn "runtime file written.\n";
2829		3448
2830	1	3449	1
		3450	}
		3451
		3452	our $uuid_lock;
		3453	our $uuid_skip;
		3454
		3455	sub write_uuid_sync($) {
		3456	$uuid_skip ||= $_[0];
		3457
		3458	return if $uuid_lock;
		3459	local $uuid_lock = 1;
		3460
		3461	my $uuid = "$LOCALDIR/uuid";
		3462
		3463	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3464	or return;
		3465
		3466	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3467	$uuid_skip = 0;
		3468
		3469	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3470	and return;
		3471
		3472	# always fsync - this file is important
		3473	aio_fsync $fh
		3474	and return;
		3475
		3476	close $fh
		3477	or return;
		3478
		3479	aio_rename "$uuid~", $uuid
		3480	and return;
		3481
		3482	warn "uuid file written ($value).\n";
		3483
		3484	1
		3485
		3486	}
		3487
		3488	sub write_uuid($$) {
		3489	my ($skip, $sync) = @_;
		3490
		3491	$sync ? write_uuid_sync $skip
		3492	: async { write_uuid_sync $skip };
2831	}	3493	}
2832		3494
2833	sub emergency_save() {	3495	sub emergency_save() {
2834	my $freeze_guard = cf::freeze_mainloop;	3496	my $freeze_guard = cf::freeze_mainloop;
2835		3497
…		…
2841	# and maps saved/destroyed asynchronously.	3503	# and maps saved/destroyed asynchronously.
2842	warn "begin emergency player save\n";	3504	warn "begin emergency player save\n";
2843	for my $login (keys %cf::PLAYER) {	3505	for my $login (keys %cf::PLAYER) {
2844	my $pl = $cf::PLAYER{$login} or next;	3506	my $pl = $cf::PLAYER{$login} or next;
2845	$pl->valid or next;	3507	$pl->valid or next;
		3508	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2846	$pl->save;	3509	$pl->save;
2847	}	3510	}
2848	warn "end emergency player save\n";	3511	warn "end emergency player save\n";
2849		3512
2850	warn "begin emergency map save\n";	3513	warn "begin emergency map save\n";
…		…
2856	warn "end emergency map save\n";	3519	warn "end emergency map save\n";
2857		3520
2858	warn "begin emergency database checkpoint\n";	3521	warn "begin emergency database checkpoint\n";
2859	BDB::db_env_txn_checkpoint $DB_ENV;	3522	BDB::db_env_txn_checkpoint $DB_ENV;
2860	warn "end emergency database checkpoint\n";	3523	warn "end emergency database checkpoint\n";
		3524
		3525	warn "begin write uuid\n";
		3526	write_uuid_sync 1;
		3527	warn "end write uuid\n";
2861	};	3528	};
2862		3529
2863	warn "leave emergency perl save\n";	3530	warn "leave emergency perl save\n";
2864	}	3531	}
2865		3532
…		…
2880	warn "reloading...";	3547	warn "reloading...";
2881		3548
2882	warn "entering sync_job";	3549	warn "entering sync_job";
2883		3550
2884	cf::sync_job {	3551	cf::sync_job {
2885	cf::write_runtime; # external watchdog should not bark	3552	cf::write_runtime_sync; # external watchdog should not bark
2886	cf::emergency_save;	3553	cf::emergency_save;
2887	cf::write_runtime; # external watchdog should not bark	3554	cf::write_runtime_sync; # external watchdog should not bark
2888		3555
2889	warn "syncing database to disk";	3556	warn "syncing database to disk";
2890	BDB::db_env_txn_checkpoint $DB_ENV;	3557	BDB::db_env_txn_checkpoint $DB_ENV;
2891		3558
2892	# if anything goes wrong in here, we should simply crash as we already saved	3559	# if anything goes wrong in here, we should simply crash as we already saved
2893
2894	warn "cancelling all WF_AUTOCANCEL watchers";
2895	for (Event::all_watchers) {
2896	$_->cancel if $_->data & WF_AUTOCANCEL;
2897	}
2898		3560
2899	warn "flushing outstanding aio requests";	3561	warn "flushing outstanding aio requests";
2900	for (;;) {	3562	for (;;) {
2901	BDB::flush;	3563	BDB::flush;
2902	IO::AIO::flush;	3564	IO::AIO::flush;
2903	Coro::cede;	3565	Coro::cede_notself;
2904	last unless IO::AIO::nreqs || BDB::nreqs;	3566	last unless IO::AIO::nreqs || BDB::nreqs;
2905	warn "iterate...";	3567	warn "iterate...";
2906	}	3568	}
2907		3569
2908	++$RELOAD;	3570	++$RELOAD;
…		…
2967	warn "reloading cf.pm";	3629	warn "reloading cf.pm";
2968	require cf;	3630	require cf;
2969	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3631	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2970		3632
2971	warn "loading config and database again";	3633	warn "loading config and database again";
2972	cf::cfg_load;	3634	cf::reload_config;
2973		3635
2974	warn "loading extensions";	3636	warn "loading extensions";
2975	cf::load_extensions;	3637	cf::load_extensions;
2976		3638
2977	warn "reattaching attachments to objects/players";	3639	warn "reattaching attachments to objects/players";
…		…
2984	warn "leaving sync_job";	3646	warn "leaving sync_job";
2985		3647
2986	1	3648	1
2987	} or do {	3649	} or do {
2988	warn $@;	3650	warn $@;
2989	warn "error while reloading, exiting.";	3651	cf::cleanup "error while reloading, exiting.";
2990	exit 1;
2991	};	3652	};
2992		3653
2993	warn "reloaded";	3654	warn "reloaded";
2994	};	3655	};
2995		3656
…		…
2997		3658
2998	sub reload_perl() {	3659	sub reload_perl() {
2999	# doing reload synchronously and two reloads happen back-to-back,	3660	# doing reload synchronously and two reloads happen back-to-back,
3000	# coro crashes during coro_state_free->destroy here.	3661	# coro crashes during coro_state_free->destroy here.
3001		3662
3002	$RELOAD_WATCHER ||= Event->timer (	3663	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3003	reentrant => 0,
3004	after => 0,
3005	data => WF_AUTOCANCEL,
3006	cb => sub {
3007	do_reload_perl;	3664	do_reload_perl;
3008	undef $RELOAD_WATCHER;	3665	undef $RELOAD_WATCHER;
3009	},
3010	);	3666	};
3011	}	3667	}
3012		3668
3013	register_command "reload" => sub {	3669	register_command "reload" => sub {
3014	my ($who, $arg) = @_;	3670	my ($who, $arg) = @_;
3015		3671
3016	if ($who->flag (FLAG_WIZ)) {	3672	if ($who->flag (FLAG_WIZ)) {
3017	$who->message ("reloading server.");	3673	$who->message ("reloading server.");
		3674	async {
		3675	$Coro::current->{desc} = "perl_reload";
3018	async { reload_perl };	3676	reload_perl;
		3677	};
3019	}	3678	}
3020	};	3679	};
3021		3680
3022	unshift @INC, $LIBDIR;	3681	unshift @INC, $LIBDIR;
3023		3682
…		…
3025		3684
3026	our @WAIT_FOR_TICK;	3685	our @WAIT_FOR_TICK;
3027	our @WAIT_FOR_TICK_BEGIN;	3686	our @WAIT_FOR_TICK_BEGIN;
3028		3687
3029	sub wait_for_tick {	3688	sub wait_for_tick {
3030	return unless $TICK_WATCHER->is_active;	3689	return if tick_inhibit;
3031	return if $Coro::current == $Coro::main;	3690	return if $Coro::current == $Coro::main;
3032		3691
3033	my $signal = new Coro::Signal;	3692	my $signal = new Coro::Signal;
3034	push @WAIT_FOR_TICK, $signal;	3693	push @WAIT_FOR_TICK, $signal;
3035	$signal->wait;	3694	$signal->wait;
3036	}	3695	}
3037		3696
3038	sub wait_for_tick_begin {	3697	sub wait_for_tick_begin {
3039	return unless $TICK_WATCHER->is_active;	3698	return if tick_inhibit;
3040	return if $Coro::current == $Coro::main;	3699	return if $Coro::current == $Coro::main;
3041		3700
3042	my $signal = new Coro::Signal;	3701	my $signal = new Coro::Signal;
3043	push @WAIT_FOR_TICK_BEGIN, $signal;	3702	push @WAIT_FOR_TICK_BEGIN, $signal;
3044	$signal->wait;	3703	$signal->wait;
3045	}	3704	}
3046		3705
3047	my $min = 1e6;#d#	3706	sub tick {
3048	my $avg = 10;
3049	$TICK_WATCHER = Event->timer (
3050	reentrant => 0,
3051	parked => 1,
3052	prio => 0,
3053	at => $NEXT_TICK || $TICK,
3054	data => WF_AUTOCANCEL,
3055	cb => sub {
3056	if ($Coro::current != $Coro::main) {	3707	if ($Coro::current != $Coro::main) {
3057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3708	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3058	unless ++$bug_warning > 10;	3709	unless ++$bug_warning > 10;
3059	return;	3710	return;
3060	}	3711	}
3061		3712
3062	$NOW = $tick_start = Event::time;
3063
3064	cf::server_tick; # one server iteration	3713	cf::server_tick; # one server iteration
3065		3714
3066	0 && sync_job {#d#	3715	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3067	for(1..10) {	3716	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3068	my $t = Event::time;	3717	Coro::async_pool {
3069	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3718	$Coro::current->{desc} = "runtime saver";
3070	or die;	3719	write_runtime_sync
3071		3720	or warn "ERROR: unable to write runtime file: $!";
3072	$map->width (50);
3073	$map->height (50);
3074	$map->alloc;
3075	$map->_load_objects ("/tmp/x.map", 1);
3076	my $t = Event::time - $t;
3077
3078	#next unless $t < 0.0013;#d#
3079	if ($t < $min) {
3080	$min = $t;
3081	}
3082	$avg = $avg * 0.99 + $t * 0.01;
3083	}
3084	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3085	exit 0;
3086	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3087	};	3721	};
		3722	}
3088		3723
3089	$RUNTIME += $TICK;
3090	$NEXT_TICK += $TICK;
3091
3092	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3093	$NEXT_RUNTIME_WRITE = $NOW + 10;
3094	Coro::async_pool {
3095	write_runtime
3096	or warn "ERROR: unable to write runtime file: $!";
3097	};
3098	}
3099
3100	# my $AFTER = Event::time;
3101	# warn $AFTER - $NOW;#d#
3102
3103	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3724	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3104	$sig->send;	3725	$sig->send;
3105	}	3726	}
3106	while (my $sig = shift @WAIT_FOR_TICK) {	3727	while (my $sig = shift @WAIT_FOR_TICK) {
3107	$sig->send;	3728	$sig->send;
3108	}	3729	}
3109		3730
3110	$NOW = Event::time;	3731	$LOAD = ($NOW - $TICK_START) / $TICK;
3111
3112	# if we are delayed by four ticks or more, skip them all
3113	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3114
3115	$TICK_WATCHER->at ($NEXT_TICK);
3116	$TICK_WATCHER->start;
3117
3118	$LOAD = ($NOW - $tick_start) / $TICK;
3119	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3732	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3120		3733
3121	_post_tick;	3734	if (0) {
3122		3735	if ($NEXT_TICK) {
3123		3736	my $jitter = $TICK_START - $NEXT_TICK;
		3737	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3738	warn "jitter $JITTER\n";#d#
		3739	}
3124	},	3740	}
3125	);	3741	}
3126		3742
3127	{	3743	{
3128	BDB::max_poll_time $TICK * 0.1;	3744	# configure BDB
3129	$BDB_POLL_WATCHER = Event->io (	3745
3130	reentrant => 0,
3131	fd => BDB::poll_fileno,
3132	poll => 'r',
3133	prio => 0,
3134	data => WF_AUTOCANCEL,
3135	cb => \&BDB::poll_cb,
3136	);
3137	BDB::min_parallel 8;	3746	BDB::min_parallel 8;
3138		3747	BDB::max_poll_reqs $TICK * 0.1;
3139	BDB::set_sync_prepare {	3748	$Coro::BDB::WATCHER->priority (1);
3140	my $status;
3141	my $current = $Coro::current;
3142	(
3143	sub {
3144	$status = $!;
3145	$current->ready; undef $current;
3146	},
3147	sub {
3148	Coro::schedule while defined $current;
3149	$! = $status;
3150	},
3151	)
3152	};
3153		3749
3154	unless ($DB_ENV) {	3750	unless ($DB_ENV) {
3155	$DB_ENV = BDB::db_env_create;	3751	$DB_ENV = BDB::db_env_create;
		3752	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3753	| BDB::LOG_AUTOREMOVE, 1);
		3754	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3755	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3156		3756
3157	cf::sync_job {	3757	cf::sync_job {
3158	eval {	3758	eval {
3159	BDB::db_env_open	3759	BDB::db_env_open
3160	$DB_ENV,	3760	$DB_ENV,
…		…
3162	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3762	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3163	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3763	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3164	0666;	3764	0666;
3165		3765
3166	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3766	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3167
3168	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3169	$DB_ENV->set_lk_detect;
3170	};	3767	};
3171		3768
3172	cf::cleanup "db_env_open(db): $@" if $@;	3769	cf::cleanup "db_env_open(db): $@" if $@;
3173	};	3770	};
3174	}	3771	}
		3772
		3773	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3774	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3775	};
		3776	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3777	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3778	};
		3779	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3780	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3781	};
3175	}	3782	}
3176		3783
3177	{	3784	{
		3785	# configure IO::AIO
		3786
3178	IO::AIO::min_parallel 8;	3787	IO::AIO::min_parallel 8;
3179
3180	undef $Coro::AIO::WATCHER;
3181	IO::AIO::max_poll_time $TICK * 0.1;	3788	IO::AIO::max_poll_time $TICK * 0.1;
3182	$AIO_POLL_WATCHER = Event->io (	3789	$Coro::AIO::WATCHER->priority (1);
3183	reentrant => 0,
3184	data => WF_AUTOCANCEL,
3185	fd => IO::AIO::poll_fileno,
3186	poll => 'r',
3187	prio => 6,
3188	cb => \&IO::AIO::poll_cb,
3189	);
3190	}	3790	}
3191		3791
3192	my $_log_backtrace;	3792	my $_log_backtrace;
3193		3793
3194	sub _log_backtrace {	3794	sub _log_backtrace {
…		…
3198		3798
3199	# limit the # of concurrent backtraces	3799	# limit the # of concurrent backtraces
3200	if ($_log_backtrace < 2) {	3800	if ($_log_backtrace < 2) {
3201	++$_log_backtrace;	3801	++$_log_backtrace;
3202	async {	3802	async {
		3803	$Coro::current->{desc} = "abt $msg";
		3804
3203	my @bt = fork_call {	3805	my @bt = fork_call {
3204	@addr = map { sprintf "%x", $_ } @addr;	3806	@addr = map { sprintf "%x", $_ } @addr;
3205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3807	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3808	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3207	or die "addr2line: $!";	3809	or die "addr2line: $!";

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