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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.306 by root, Sat Jul 14 14:33:30 2007 UTC vs.
Revision 1.429 by root, Sat May 3 15:17:13 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
34	use Digest::MD5 ();	57	use Digest::MD5 ();
35		58
36	# configure various modules to our taste	59	# configure various modules to our taste
37	#	60	#
38	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
39	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
40	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
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46		64
47	$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
48		66
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		68
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
74		93
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	97	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		99
83	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	104	our $DB_ENV;
85		105
86	our %CFG;	106	our %CFG;
87		107
88	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
90		111
91	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
94		115
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		118
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
101		123
102	binmode STDOUT;	124	binmode STDOUT;
103	binmode STDERR;	125	binmode STDERR;
104		126
105	# read virtual server time, if available	127	# read virtual server time, if available
…		…
158		180
159	The raw value load value from the last tick.	181	The raw value load value from the last tick.
160		182
161	=item %cf::CFG	183	=item %cf::CFG
162		184
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	186	from wherever your confdir points to.
165		187
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		189
168	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
169	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
170	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.
171		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
172	=back	200	=back
173		201
174	=cut	202	=cut
175		203
176	BEGIN {	204	BEGIN {
…		…
180	$msg .= "\n"	208	$msg .= "\n"
181	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
182		210
183	$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;
184		212
185	utf8::encode $msg;
186	LOG llevError, $msg;	213	LOG llevError, $msg;
187	};	214	};
188	}	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	$SIG{__DIE__} = sub { }; #d#?
189		231
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	)) {	248	)) {
207	no strict 'refs';	249	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	251	}
210		252
211	$Event::DIED = sub {	253	$EV::DIED = sub {
212	warn "error in event callback: @_";	254	warn "error in event callback: @_";
213	};	255	};
214		256
215	#############################################################################	257	#############################################################################
216		258
…		…
239	$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;
240	$d	282	$d
241	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
242	}	284	}
243		285
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->utf8->max_size (1e6); # accept ~1mb max	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	return if tick_inhibit || $Coro::current == $Coro::main;
		433
		434	my ($time, $pri, $name) = @_;
		435
		436	$time = $TICK * .6 if $time > $TICK * .6;
		437	my $sig = new Coro::Signal;
		438
		439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		441	$SLOT_QUEUE->ready;
		442	$sig->wait;
319	}	443	}
320		444
321	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
322		446
323	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		452
329	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
330		454
331	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
332		456
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	460	acceptable.
337		461
338	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		468
345	sub sync_job(&) {	469	sub sync_job(&) {
346	my ($job) = @_;	470	my ($job) = @_;
347		471
348	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	473	my $time = EV::time;
350		474
351	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
353		477
354	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	479
356	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
357		481
358	my $busy = 1;	482	my $busy = 1;
359	my @res;	483	my @res;
360		484
361	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	487	@res = eval { $job->() };
363	warn $@ if $@;	488	warn $@ if $@;
364	undef $busy;	489	undef $busy;
365	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
366		491
367	while ($busy) {	492	while ($busy) {
368	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
369	}	497	}
		498	}
370		499
371	$time = Event::time - $time;	500	my $time = EV::time - $time;
372		501
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	502	$TICK_START += $time; # do not account sync jobs to server load
377		503
378	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
379	} else {	505	} else {
380	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
381		507
…		…
406	=item fork_call { }, $args	532	=item fork_call { }, $args
407		533
408	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
412		538
413	=cut	539	=cut
414
415	sub _store_scalar {
416	open my $fh, ">", \my $buf
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}
423		540
424	sub fork_call(&@) {	541	sub fork_call(&@) {
425	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
426		543
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	544	# we seemingly have to make a local copy of the whole thing,
428	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		547
432	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
433	close $fh2;
434
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
436	warn "pst<$res>" unless $res =~ /^pst/;
437	$res = Coro::Storable::thaw $res;
438
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;	549	reset_signals;
446	local $SIG{__WARN__};	550	&$cb
447	local $SIG{__DIE__};	551	}, @args;
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453		552
454	eval {	553	wantarray ? @res : $res[-1]
455	close $fh1;	554	}
456		555
457	my @res = eval { $cb->(@args) };	556	=item $coin = coin_from_name $name
458		557
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	558	=cut
460	close $fh2;
461	};
462		559
463	warn $@ if $@;	560	our %coin_alias = (
464	_exit 0;	561	"silver" => "silvercoin",
465	}	562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
466	}	581	}
467		582
468	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
469		584
470	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
473		588
474	Stores the given C<$value> in the family. It can currently store binary	589	Stores the given C<$value> in the family. It can currently store binary
475	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	590	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		591
		592	=item $db = cf::db_table "name"
		593
		594	Create and/or open a new database table. The string must not be "db" and must be unique
		595	within each server.
		596
477	=cut	597	=cut
		598
		599	sub db_table($) {
		600	my ($name) = @_;
		601	my $db = BDB::db_create $DB_ENV;
		602
		603	eval {
		604	$db->set_flags (BDB::CHKSUM);
		605
		606	utf8::encode $name;
		607	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		608	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		609	cf::cleanup "db_open(db): $!" if $!;
		610	};
		611	cf::cleanup "db_open(db): $@" if $@;
		612
		613	$db
		614	}
478		615
479	our $DB;	616	our $DB;
480		617
481	sub db_init {	618	sub db_init {
482	unless ($DB) {
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {	619	cf::sync_job {
486	eval {	620	$DB ||= db_table "db";
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}	621	};
496	}	622	}
497		623
498	sub db_get($$) {	624	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
500		626
…		…
550	if (1) {	676	if (1) {
551	$md5 =	677	$md5 =
552	join "\x00",	678	join "\x00",
553	$processversion,	679	$processversion,
554	map {	680	map {
555	Coro::cede;	681	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	683	} 0.. $#$src;
558		684
559		685
560	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
604	attach callbacks/event handlers (a collection of which is called an "attachment")	730	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
606		732
607	In the following description, CLASS can be any of C<global>, C<object>	733	In the following description, CLASS can be any of C<global>, C<object>
608	C<player>, C<client> or C<map> (i.e. the attachable objects in	734	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	735	Deliantra).
610		736
611	=over 4	737	=over 4
612		738
613	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
614		740
…		…
866	";	992	";
867	die if $@;	993	die if $@;
868	}	994	}
869		995
870	our $override;	996	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	997	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		998
873	sub override {	999	sub override {
874	$override = 1;	1000	$override = 1;
875	@invoke_results = ();	1001	@INVOKE_RESULTS = (@_);
876	}	1002	}
877		1003
878	sub do_invoke {	1004	sub do_invoke {
879	my $event = shift;	1005	my $event = shift;
880	my $callbacks = shift;	1006	my $callbacks = shift;
881		1007
882	@invoke_results = ();	1008	@INVOKE_RESULTS = ();
883		1009
884	local $override;	1010	local $override;
885		1011
886	for (@$callbacks) {	1012	for (@$callbacks) {
887	eval { &{$_->[1]} };	1013	eval { &{$_->[1]} };
…		…
896	}	1022	}
897		1023
898	0	1024	0
899	}	1025	}
900		1026
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1028
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1030
905	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
906		1032
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1033	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1034	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1035	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1036
911	=back	1037	=back
912		1038
913	=cut	1039	=cut
914		1040
915	#############################################################################	1041	#############################################################################
916	# object support	1042	# object support
		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
		1077	sub _can_merge {
		1078	my ($ob1, $ob2) = @_;
		1079
		1080	++$SLOW_MERGES;#d#
		1081
		1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
		1084	}
917		1085
918	sub reattach {	1086	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1088	my ($obj) = @_;
921		1089
…		…
942	cf::attachable->attach (	1110	cf::attachable->attach (
943	prio => -1000000,	1111	prio => -1000000,
944	on_instantiate => sub {	1112	on_instantiate => sub {
945	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
946		1114
947	$data = from_json $data;	1115	$data = decode_json $data;
948		1116
949	for (@$data) {	1117	for (@$data) {
950	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
951		1119
952	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1136	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
970		1138
971	sync_job {	1139	sync_job {
972	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
975		1144
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
980	close $fh;	1149	aio_close $fh;
981		1150
982	if (@$objs) {	1151	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
988	close $fh;	1157	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
990	}	1159	}
991	} else {	1160	} else {
992	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
993	}	1162	}
…		…
998	}	1167	}
999	} else {	1168	} else {
1000	aio_unlink $filename;	1169	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1002	}	1171	}
1003	}	1172	};
1004	}	1173	}
1005		1174
1006	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1008		1177
…		…
1020	or return;	1189	or return;
1021		1190
1022	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1193	or return;
		1194
1025	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1026	}	1197	}
1027		1198
		1199	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1030	return ($data, $av);	1203	($data, $av)
1031	}	1204	}
1032		1205
1033	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1034		1207
1035	=over 4	1208	=over 4
…		…
1108	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1109		1282
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1284
1112	if (ref $msg) {	1285	if (ref $msg) {
		1286	my ($type, $reply, @payload) =
		1287	"ARRAY" eq ref $msg
		1288	? @$msg
		1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1290
		1291	my @reply;
		1292
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1118	} else {	1300	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1302	}
1121		1303
1122	cf::override;	1304	cf::override;
…		…
1175	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1176	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1177		1359
1178	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1179	warn $msg;	1361	warn $msg;
1180	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1181	exit 1;
1182	}	1363	}
1183		1364
1184	warn $msg;	1365	warn $msg;
1185	}	1366	}
1186		1367
…		…
1211	use Coro::AIO;	1392	use Coro::AIO;
1212		1393
1213	=head3 cf::player	1394	=head3 cf::player
1214		1395
1215	=over 4	1396	=over 4
		1397
		1398	=item cf::player::num_playing
		1399
		1400	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1401
		1402	=cut
		1403
		1404	sub num_playing {
		1405	scalar grep
		1406	$_->ob->map
		1407	&& !$_->hidden
		1408	&& !$_->ob->flag (cf::FLAG_WIZ),
		1409	cf::player::list
		1410	}
1216		1411
1217	=item cf::player::find $login	1412	=item cf::player::find $login
1218		1413
1219	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1220		1415
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1455
1261	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1457	or return;
		1458
		1459	my $pl = cf::player::load_pl $f
		1460	or return;
		1461
		1462	local $cf::PLAYER_LOADING{$login} = $pl;
		1463	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1264	}	1465	}
1265	}	1466	}
1266	}	1467	}
1267		1468
…		…
1276	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1277		1478
1278	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
1280		1481
		1482	cf::get_slot 0.01;
		1483
1281	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1282	Coro::cede;	1485	cf::cede_to_tick;
1283	}	1486	}
1284		1487
1285	sub new($) {	1488	sub new($) {
1286	my ($login) = @_;	1489	my ($login) = @_;
1287		1490
…		…
1291	$self->{deny_save} = 1;	1494	$self->{deny_save} = 1;
1292		1495
1293	$cf::PLAYER{$login} = $self;	1496	$cf::PLAYER{$login} = $self;
1294		1497
1295	$self	1498	$self
		1499	}
		1500
		1501	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1502
		1503	=cut
		1504
		1505	sub send_msg {
		1506	my $ns = shift->ns
		1507	or return;
		1508	$ns->send_msg (@_);
1296	}	1509	}
1297		1510
1298	=item $pl->quit_character	1511	=item $pl->quit_character
1299		1512
1300	Nukes the player without looking back. If logged in, the connection will	1513	Nukes the player without looking back. If logged in, the connection will
…		…
1355	or return [];	1568	or return [];
1356		1569
1357	my @logins;	1570	my @logins;
1358		1571
1359	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
		1573	my $path = path $login;
		1574
		1575	# a .pst is a dead give-away for a valid player
		1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1581	}
1363		1582
1364	utf8::decode $login;	1583	utf8::decode $login;
1365	push @logins, $login;	1584	push @logins, $login;
1366	}	1585	}
1367		1586
…		…
1400		1619
1401	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1402		1621
1403	=cut	1622	=cut
1404		1623
		1624	use re 'eval';
		1625
		1626	my $group;
		1627	my $interior; $interior = qr{
		1628	# match a pod interior sequence sans C<< >>
		1629	(?:
		1630	\ (.*?)\ (?{ $group = $^N })
		1631	| < (??{$interior}) >
		1632	)
		1633	}x;
		1634
1405	sub expand_cfpod {	1635	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1407		1637
1408	# escape & and <	1638	my $xml;
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411		1639
1412	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1413		1643
1414	1 while	1644	$group =~ s/&/&amp;/g;
1415	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1416	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1419	# replace G<male|female> tags	1649	([BCGHITU])
1420	|| s{G<([^>|]*)\|([^>]*)>}{	1650	<
1421	$self->gender ? $2 : $1	1651	(?:
1422	}ge	1652	([^<>]*) (?{ $group = $^N })
1423	# replace H<hint text>	1653	| < $interior >
1424	|| s{H<([^\>]*)>}	1654	)
		1655	>
		1656	%gcsx
1425	{	1657	) {
		1658	my ($code, $data) = ($1, $group);
		1659
		1660	if ($code eq "B") {
		1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1662	} elsif ($code eq "I") {
		1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1664	} elsif ($code eq "U") {
		1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1666	} elsif ($code eq "C") {
		1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1668	} elsif ($code eq "T") {
		1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1670	} elsif ($code eq "G") {
		1671	my ($male, $female) = split /\|/, $data;
		1672	$data = $self->gender ? $female : $male;
		1673	$xml .= expand_cfpod ($self, $data);
		1674	} elsif ($code eq "H") {
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")	1677	"")
1429	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1430	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1431		1689
		1690	for ($xml) {
1432	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1434		1693
1435	# compress some whitespace	1694	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1440		1700
1441	$_	1701	$xml
1442	}	1702	}
		1703
		1704	no re 'eval';
1443		1705
1444	sub hintmode {	1706	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}	1708	$_[0]{hintmode}
1447	}	1709	}
1448		1710
1449	=item $player->ext_reply ($msgid, %msg)	1711	=item $player->ext_reply ($msgid, @msg)
1450		1712
1451	Sends an ext reply to the player.	1713	Sends an ext reply to the player.
1452		1714
1453	=cut	1715	=cut
1454		1716
1455	sub ext_reply($$%) {	1717	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1718	my ($self, $id, @msg) = @_;
1457		1719
1458	$msg{msgid} = $id;	1720	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1721	}
1461		1722
1462	=item $player->ext_event ($type, %msg)	1723	=item $player->ext_msg ($type, @msg)
1463		1724
1464	Sends an ext event to the client.	1725	Sends an ext event to the client.
1465		1726
1466	=cut	1727	=cut
1467		1728
1468	sub ext_event($$%) {	1729	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1730	my ($self, $type, @msg) = @_;
1470		1731
1471	$self->ns->ext_event ($type, %msg);	1732	$self->ns->ext_msg ($type, @msg);
1472	}	1733	}
1473		1734
1474	=head3 cf::region	1735	=head3 cf::region
1475		1736
1476	=over 4	1737	=over 4
…		…
1520	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1522		1783
1523	sub generate_random_map {	1784	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1785	my ($self, $rmp) = @_;
		1786
		1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1788
1525	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1790	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1619	$self->init; # pass $1 etc.	1883	$self->init; # pass $1 etc.
1620	return $self;	1884	return $self;
1621	}	1885	}
1622	}	1886	}
1623		1887
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1888	Carp::cluck "unable to resolve path '$path' (base '$base').";
1625	()	1889	()
1626	}	1890	}
1627		1891
1628	sub init {	1892	sub init {
1629	my ($self) = @_;	1893	my ($self) = @_;
…		…
1651		1915
1652	# the temporary/swap location	1916	# the temporary/swap location
1653	sub save_path {	1917	sub save_path {
1654	my ($self) = @_;	1918	my ($self) = @_;
1655		1919
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1658	}	1922	}
1659		1923
1660	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1661	sub uniq_path {	1925	sub uniq_path {
1662	my ($self) = @_;	1926	my ($self) = @_;
1663		1927
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1666	}	1930	}
1667		1931
1668	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1669	# all maps in C++...	1933	# all maps in C++...
…		…
1692		1956
1693	sub load_header_from($) {	1957	sub load_header_from($) {
1694	my ($self, $path) = @_;	1958	my ($self, $path) = @_;
1695		1959
1696	utf8::encode $path;	1960	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1961	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1962	or return;
		1963
		1964	$self->_load_header ($f)
		1965	or return;
		1966
		1967	local $MAP_LOADING{$self->{path}} = $self;
		1968	$f->resolve_delayed_derefs;
1702		1969
1703	$self->{load_path} = $path;	1970	$self->{load_path} = $path;
1704		1971
1705	1	1972	1
1706	}	1973	}
…		…
1760	sub find {	2027	sub find {
1761	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1762		2029
1763	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1764		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1766		2034
1767	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
		2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1768	my $guard = cf::lock_acquire "map_find:$path";	2037	my $guard2 = cf::lock_acquire "map_find:$path";
		2038
1769	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1770	or return;	2040	or return;
1771		2041
1772	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1773		2043
…		…
1775	or return;	2045	or return;
1776		2046
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1780	$map->reset;	2052	$map->reset;
1781	undef $guard;
1782	return find $path;	2053	return find $path;
1783	}	2054	}
1784		2055
1785	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1786	}	2057	}
…		…
1795	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1796		2067
1797	my $path = $self->{path};	2068	my $path = $self->{path};
1798		2069
1799	{	2070	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1801		2072
		2073	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2075
1804	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1805		2077
1806	$self->alloc;	2078	$self->alloc;
1807		2079
1808	$self->pre_load;	2080	$self->pre_load;
1809	Coro::cede;	2081	cf::cede_to_tick;
1810		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1812	or return;	2086	or return;
1813		2087
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1815	if delete $self->{load_original};	2089	if delete $self->{load_original};
1816		2090
1817	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2092	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2095	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1822	}	2099	}
1823	}	2100	}
1824		2101
1825	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1826	# now do the right thing for maps	2105	# now do the right thing for maps
1827	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2108	unless $self->difficulty;
1830	Coro::cede;	2109	cf::cede_to_tick;
1831		2110
1832	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2112	$self->decay_objects;
1834	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1835	$self->update_buttons;	2114	$self->update_buttons;
1836	Coro::cede;	2115	cf::cede_to_tick;
1837	$self->set_darkness_map;	2116	$self->set_darkness_map;
1838	Coro::cede;	2117	cf::cede_to_tick;
1839	$self->activate;	2118	$self->activate;
1840	}	2119	}
1841		2120
		2121	$self->{last_save} = $cf::RUNTIME;
		2122	$self->last_access ($cf::RUNTIME);
		2123
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2125	}
1844		2126
1845	$self->post_load;	2127	$self->post_load;
1846	}	2128	}
1847		2129
…		…
1856		2138
1857	$self	2139	$self
1858	}	2140	}
1859		2141
1860	# find and load all maps in the 3x3 area around a map	2142	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2143	sub load_neighbours {
1862	my ($map) = @_;	2144	my ($map) = @_;
1863		2145
1864	my @diag; # diagonal neighbours	2146	my @neigh; # diagonal neighbours
1865		2147
1866	for (0 .. 3) {	2148	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2149	my $neigh = $map->tile_path ($_)
1868	or next;	2150	or next;
1869	$neigh = find $neigh, $map	2151	$neigh = find $neigh, $map
1870	or next;	2152	or next;
1871	$neigh->load;	2153	$neigh->load;
1872		2154
		2155	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2158	}
1876		2159
1877	for (@diag) {	2160	for (grep defined $_->[0], @neigh) {
		2161	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2162	my $neigh = find $path, $origin
1879	or next;	2163	or next;
1880	$neigh->load;	2164	$neigh->load;
1881	}	2165	}
1882	}	2166	}
1883		2167
…		…
1888	}	2172	}
1889		2173
1890	sub do_load_sync {	2174	sub do_load_sync {
1891	my ($map) = @_;	2175	my ($map) = @_;
1892		2176
		2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2178	if $Coro::current == $Coro::main;
		2179
1893	cf::sync_job { $map->load };	2180	cf::sync_job { $map->load };
1894	}	2181	}
1895		2182
1896	our %MAP_PREFETCH;	2183	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2184	our $MAP_PREFETCHER = undef;
1898		2185
1899	sub find_async {	2186	sub find_async {
1900	my ($path, $origin) = @_;	2187	my ($path, $origin, $load) = @_;
1901		2188
1902	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1903		2190
1904	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2193	}
1907		2194
1908	undef $MAP_PREFETCH{$path};	2195	$MAP_PREFETCH{$path} |= $load;
		2196
1909	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1910	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2202	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2203	$map->load if $v;
		2204	}
1915		2205
1916	delete $MAP_PREFETCH{$path};	2206	delete $MAP_PREFETCH{$k};
1917	}	2207	}
1918	}	2208	}
1919	undef $MAP_PREFETCHER;	2209	undef $MAP_PREFETCHER;
1920	};	2210	};
1921	$MAP_PREFETCHER->prio (6);	2211	$MAP_PREFETCHER->prio (6);
…		…
1924	}	2214	}
1925		2215
1926	sub save {	2216	sub save {
1927	my ($self) = @_;	2217	my ($self) = @_;
1928		2218
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;	2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
1930		2220
1931	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1932		2222
1933	return unless $self->dirty;	2223	return unless $self->dirty;
1934		2224
…		…
1940	return if $self->{deny_save};	2230	return if $self->{deny_save};
1941		2231
1942	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1943		2233
1944	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1946	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1947		2240
1948	if ($uniq) {	2241	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2244	} else {
…		…
1957	my ($self) = @_;	2250	my ($self) = @_;
1958		2251
1959	# save first because save cedes	2252	# save first because save cedes
1960	$self->save;	2253	$self->save;
1961		2254
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2256
1964	return if $self->players;	2257	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
1966	return if $self->{deny_save};	2259	return if $self->{deny_save};
1967		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
1968	$self->clear;	2265	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2266	}
1971		2267
1972	sub reset_at {	2268	sub reset_at {
1973	my ($self) = @_;	2269	my ($self) = @_;
1974		2270
…		…
2006	if $uniq;	2302	if $uniq;
2007	}	2303	}
2008		2304
2009	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
2010		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2309	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2310
2015	$self->unlink_save;	2311	$self->unlink_save;
2016	$self->destroy;	2312	$self->destroy;
2017	}	2313	}
2018		2314
2019	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
2020		2316
2021	sub nuke {	2317	sub nuke {
2022	my ($self) = @_;	2318	my ($self) = @_;
2023		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
2024	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
2025		2324
2026	$self->unlink_save;	2325	$self->unlink_save;
2027		2326
2028	bless $self, "cf::map";	2327	bless $self, "cf::map";
2029	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2332
2034	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
2035		2335
2036	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
2037	}	2337	}
2038		2338
2039	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
2081		2381
2082	sub unique_maps() {	2382	sub unique_maps() {
2083	[	2383	[
2084	map {	2384	map {
2085	utf8::decode $_;	2385	utf8::decode $_;
2086	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2087	? normalise $_	2389	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2391	]
2091	}	2392	}
2092		2393
2093	package cf;
2094
2095	=back	2394	=back
2096		2395
2097	=head3 cf::object	2396	=head3 cf::object
2098		2397
2099	=cut	2398	=cut
…		…
2102		2401
2103	=over 4	2402	=over 4
2104		2403
2105	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2106		2405
2107	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2108		2408
2109	=cut	2409	=cut
2110		2410
2111	sub inv_recursive_;	2411	sub inv_recursive_;
2112	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2115		2415
2116	sub inv_recursive {	2416	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2118	}	2418	}
2119		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
		2446	}
		2447
2120	package cf;	2448	package cf;
2121		2449
2122	=back	2450	=back
2123		2451
2124	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2458	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2133		2461
2134	=cut	2462	=cut
		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
2135		2477
2136	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2479	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2146		2488
2147	} else {	2489	} else {
2148	my $pl = $self->contr;	2490	my $pl = $self->contr;
2149		2491
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2492	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2495
2159	} else {	2496	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2499	}
2163	}	2500	}
		2501	}
		2502
		2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2504
		2505	=cut
		2506
		2507	sub cf::object::send_msg {
		2508	my $pl = shift->contr
		2509	or return;
		2510	$pl->send_msg (@_);
2164	}	2511	}
2165		2512
2166	=item $player_object->may ("access")	2513	=item $player_object->may ("access")
2167		2514
2168	Returns wether the given player is authorized to access resource "access"	2515	Returns wether the given player is authorized to access resource "access"
…		…
2247	# use -1 or undef as default coordinates, not 0, 0	2594	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2595	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2596	if $x <=0 && $y <= 0;
2250		2597
2251	$map->load;	2598	$map->load;
2252	$map->load_diag;	2599	$map->load_neighbours;
2253		2600
2254	return unless $self->contr->active;	2601	return unless $self->contr->active;
2255	$self->activate_recursive;	2602	$self->activate_recursive;
2256		2603
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2277	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2278		2625
2279	$self->enter_link;	2626	$self->enter_link;
2280		2627
2281	(async {	2628	(async {
		2629	$Coro::current->{desc} = "player::goto $path $x $y";
		2630
		2631	# *tag paths override both path and x|y
		2632	if ($path =~ /^\*(.*)$/) {
		2633	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2634	my $ob = $obs[rand @obs];
		2635
		2636	# see if we actually can go there
		2637	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2638	$ob = $obs[rand @obs];
		2639	} else {
		2640	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2641	}
		2642	# else put us there anyways for now #d#
		2643
		2644	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2645	} else {
		2646	($path, $x, $y) = (undef, undef, undef);
		2647	}
		2648	}
		2649
2282	my $map = eval {	2650	my $map = eval {
2283	my $map = cf::map::find $path;	2651	my $map = defined $path ? cf::map::find $path : undef;
2284		2652
2285	if ($map) {	2653	if ($map) {
2286	$map = $map->customise_for ($self);	2654	$map = $map->customise_for ($self);
2287	$map = $check->($map) if $check && $map;	2655	$map = $check->($map) if $check && $map;
2288	} else {	2656	} else {
2289	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2290	}	2658	}
2291		2659
2292	$map	2660	$map
2293	};	2661	};
2294		2662
…		…
2347	$rmp->{origin_y} = $exit->y;	2715	$rmp->{origin_y} = $exit->y;
2348	}	2716	}
2349		2717
2350	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2351		2719
2352	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2353	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2354	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2355		2723
2356	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2357	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
…		…
2384	# if exit is damned, update players death & WoR home-position	2752	# if exit is damned, update players death & WoR home-position
2385	$self->contr->savebed ($slaying, $hp, $sp)	2753	$self->contr->savebed ($slaying, $hp, $sp)
2386	if $exit->flag (FLAG_DAMNED);	2754	if $exit->flag (FLAG_DAMNED);
2387		2755
2388	(async {	2756	(async {
		2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2758
2389	$self->deactivate_recursive; # just to be sure	2759	$self->deactivate_recursive; # just to be sure
2390	unless (eval {	2760	unless (eval {
2391	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($slaying, $hp, $sp);
2392		2762
2393	1;	2763	1;
…		…
2419		2789
2420	utf8::encode $text;	2790	utf8::encode $text;
2421	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2791	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2422	}	2792	}
2423		2793
2424	=item $client->send_msg ($color, $type, $msg, [extra...])	2794	=item $client->send_msg ($channel, $msg, $color, [extra...])
2425		2795
2426	Send a drawinfo or msg packet to the client, formatting the msg for the	2796	Send a drawinfo or msg packet to the client, formatting the msg for the
2427	client if neccessary. C<$type> should be a string identifying the type of	2797	client if neccessary. C<$type> should be a string identifying the type of
2428	the message, with C<log> being the default. If C<$color> is negative, suppress	2798	the message, with C<log> being the default. If C<$color> is negative, suppress
2429	the message unless the client supports the msg packet.	2799	the message unless the client supports the msg packet.
2430		2800
2431	=cut	2801	=cut
2432		2802
		2803	# non-persistent channels (usually the info channel)
		2804	our %CHANNEL = (
		2805	"c/identify" => {
		2806	id => "infobox",
		2807	title => "Identify",
		2808	reply => undef,
		2809	tooltip => "Items recently identified",
		2810	},
		2811	"c/examine" => {
		2812	id => "infobox",
		2813	title => "Examine",
		2814	reply => undef,
		2815	tooltip => "Signs and other items you examined",
		2816	},
		2817	"c/book" => {
		2818	id => "infobox",
		2819	title => "Book",
		2820	reply => undef,
		2821	tooltip => "The contents of a note or book",
		2822	},
		2823	"c/lookat" => {
		2824	id => "infobox",
		2825	title => "Look",
		2826	reply => undef,
		2827	tooltip => "What you saw there",
		2828	},
		2829	"c/who" => {
		2830	id => "infobox",
		2831	title => "Players",
		2832	reply => undef,
		2833	tooltip => "Shows players who are currently online",
		2834	},
		2835	"c/body" => {
		2836	id => "infobox",
		2837	title => "Body Parts",
		2838	reply => undef,
		2839	tooltip => "Shows which body parts you posess and are available",
		2840	},
		2841	"c/uptime" => {
		2842	id => "infobox",
		2843	title => "Uptime",
		2844	reply => undef,
		2845	tooltip => "How long the server has been running since last restart",
		2846	},
		2847	"c/mapinfo" => {
		2848	id => "infobox",
		2849	title => "Map Info",
		2850	reply => undef,
		2851	tooltip => "Information related to the maps",
		2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
		2859	);
		2860
2433	sub cf::client::send_msg {	2861	sub cf::client::send_msg {
2434	my ($self, $color, $type, $msg, @extra) = @_;	2862	my ($self, $channel, $msg, $color, @extra) = @_;
2435		2863
2436	$msg = $self->pl->expand_cfpod ($msg);	2864	$msg = $self->pl->expand_cfpod ($msg);
2437		2865
		2866	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2867
		2868	# check predefined channels, for the benefit of C
		2869	if ($CHANNEL{$channel}) {
		2870	$channel = $CHANNEL{$channel};
		2871
		2872	$self->ext_msg (channel_info => $channel)
		2873	if $self->can_msg;
		2874
		2875	$channel = $channel->{id};
		2876
		2877	} elsif (ref $channel) {
		2878	# send meta info to client, if not yet sent
		2879	unless (exists $self->{channel}{$channel->{id}}) {
		2880	$self->{channel}{$channel->{id}} = $channel;
		2881	$self->ext_msg (channel_info => $channel)
		2882	if $self->can_msg;
		2883	}
		2884
		2885	$channel = $channel->{id};
		2886	}
		2887
2438	return unless @extra || length $msg;	2888	return unless @extra || length $msg;
2439		2889
2440	if ($self->can_msg) {	2890	if ($self->can_msg) {
		2891	# default colour, mask it out
		2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2893	if $color & cf::NDI_DEF;
		2894
2441	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2895	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2442	} else {	2897	} else {
2443	# replace some tags by gcfclient-compatible ones
2444	for ($msg) {
2445	1 while
2446	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2447	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2448	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2449	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2450	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2451	}
2452
2453	if ($color >= 0) {	2898	if ($color >= 0) {
		2899	# replace some tags by gcfclient-compatible ones
		2900	for ($msg) {
		2901	1 while
		2902	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2903	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2904	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2905	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2906	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2907	}
		2908
		2909	$color &= cf::NDI_COLOR_MASK;
		2910
		2911	utf8::encode $msg;
		2912
2454	if (0 && $msg =~ /\[/) {	2913	if (0 && $msg =~ /\[/) {
		2914	# COMMAND/INFO
2455	$self->send_packet ("drawextinfo $color 4 0 $msg")	2915	$self->send_packet ("drawextinfo $color 10 8 $msg")
2456	} else {	2916	} else {
2457	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2917	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2458	$self->send_packet ("drawinfo $color $msg")	2918	$self->send_packet ("drawinfo $color $msg")
2459	}	2919	}
2460	}	2920	}
2461	}	2921	}
2462	}	2922	}
2463		2923
2464	=item $client->ext_event ($type, %msg)	2924	=item $client->ext_msg ($type, @msg)
2465		2925
2466	Sends an ext event to the client.	2926	Sends an ext event to the client.
2467		2927
2468	=cut	2928	=cut
2469		2929
2470	sub cf::client::ext_event($$%) {	2930	sub cf::client::ext_msg($$@) {
2471	my ($self, $type, %msg) = @_;	2931	my ($self, $type, @msg) = @_;
2472		2932
2473	return unless $self->extcmd;	2933	if ($self->extcmd == 2) {
2474		2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2935	} elsif ($self->extcmd == 1) { # TODO: remove
2475	$msg{msgtype} = "event_$type";	2936	push @msg, msgtype => "event_$type";
2476	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2938	}
		2939	}
		2940
		2941	=item $client->ext_reply ($msgid, @msg)
		2942
		2943	Sends an ext reply to the client.
		2944
		2945	=cut
		2946
		2947	sub cf::client::ext_reply($$@) {
		2948	my ($self, $id, @msg) = @_;
		2949
		2950	if ($self->extcmd == 2) {
		2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2952	} elsif ($self->extcmd == 1) {
		2953	#TODO: version 1, remove
		2954	unshift @msg, msgtype => "reply", msgid => $id;
		2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2956	}
2477	}	2957	}
2478		2958
2479	=item $success = $client->query ($flags, "text", \&cb)	2959	=item $success = $client->query ($flags, "text", \&cb)
2480		2960
2481	Queues a query to the client, calling the given callback with	2961	Queues a query to the client, calling the given callback with
…		…
2536	my ($ns, $buf) = @_;	3016	my ($ns, $buf) = @_;
2537		3017
2538	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3018	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2539		3019
2540	if (ref $msg) {	3020	if (ref $msg) {
		3021	my ($type, $reply, @payload) =
		3022	"ARRAY" eq ref $msg
		3023	? @$msg
		3024	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3025
		3026	my @reply;
		3027
2541	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3028	if (my $cb = $EXTICMD{$type}) {
2542	if (my %reply = $cb->($ns, $msg)) {	3029	@reply = $cb->($ns, @payload);
2543	$reply{msgid} = $msg->{msgid};
2544	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2545	}
2546	}	3030	}
		3031
		3032	$ns->ext_reply ($reply, @reply)
		3033	if $reply;
		3034
2547	} else {	3035	} else {
2548	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3036	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2549	}	3037	}
2550		3038
2551	cf::override;	3039	cf::override;
…		…
2598	our $safe = new Safe "safe";	3086	our $safe = new Safe "safe";
2599	our $safe_hole = new Safe::Hole;	3087	our $safe_hole = new Safe::Hole;
2600		3088
2601	$SIG{FPE} = 'IGNORE';	3089	$SIG{FPE} = 'IGNORE';
2602		3090
2603	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3091	$safe->permit_only (Opcode::opset qw(
		3092	:base_core :base_mem :base_orig :base_math
		3093	grepstart grepwhile mapstart mapwhile
		3094	sort time
		3095	));
2604		3096
2605	# here we export the classes and methods available to script code	3097	# here we export the classes and methods available to script code
2606		3098
2607	=pod	3099	=pod
2608		3100
2609	The following functions and methods are available within a safe environment:	3101	The following functions and methods are available within a safe environment:
2610		3102
2611	cf::object	3103	cf::object
2612	contr pay_amount pay_player map x y force_find force_add	3104	contr pay_amount pay_player map x y force_find force_add destroy
2613	insert remove	3105	insert remove name archname title slaying race decrease split
2614		3106
2615	cf::object::player	3107	cf::object::player
2616	player	3108	player
2617		3109
2618	cf::player	3110	cf::player
…		…
2623		3115
2624	=cut	3116	=cut
2625		3117
2626	for (	3118	for (
2627	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2628	insert remove)],	3120	insert remove inv name archname title slaying race
		3121	decrease split destroy)],
2629	["cf::object::player" => qw(player)],	3122	["cf::object::player" => qw(player)],
2630	["cf::player" => qw(peaceful)],	3123	["cf::player" => qw(peaceful)],
2631	["cf::map" => qw(trigger)],	3124	["cf::map" => qw(trigger)],
2632	) {	3125	) {
2633	no strict 'refs';	3126	no strict 'refs';
…		…
2709	# the server's init and main functions	3202	# the server's init and main functions
2710		3203
2711	sub load_facedata($) {	3204	sub load_facedata($) {
2712	my ($path) = @_;	3205	my ($path) = @_;
2713		3206
		3207	# HACK to clear player env face cache, we need some signal framework
		3208	# for this (global event?)
		3209	%ext::player_env::MUSIC_FACE_CACHE = ();
		3210
		3211	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3212
2714	warn "loading facedata from $path\n";	3213	warn "loading facedata from $path\n";
2715		3214
2716	my $facedata;	3215	my $facedata;
2717	0 < aio_load $path, $facedata	3216	0 < aio_load $path, $facedata
2718	or die "$path: $!";	3217	or die "$path: $!";
…		…
2720	$facedata = Coro::Storable::thaw $facedata;	3219	$facedata = Coro::Storable::thaw $facedata;
2721		3220
2722	$facedata->{version} == 2	3221	$facedata->{version} == 2
2723	or cf::cleanup "$path: version mismatch, cannot proceed.";	3222	or cf::cleanup "$path: version mismatch, cannot proceed.";
2724		3223
		3224	# patch in the exptable
		3225	$facedata->{resource}{"res/exp_table"} = {
		3226	type => FT_RSRC,
		3227	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3228	};
		3229	cf::cede_to_tick;
		3230
2725	{	3231	{
2726	my $faces = $facedata->{faceinfo};	3232	my $faces = $facedata->{faceinfo};
2727		3233
2728	while (my ($face, $info) = each %$faces) {	3234	while (my ($face, $info) = each %$faces) {
2729	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3236
2730	cf::face::set_visibility $idx, $info->{visibility};	3237	cf::face::set_visibility $idx, $info->{visibility};
2731	cf::face::set_magicmap $idx, $info->{magicmap};	3238	cf::face::set_magicmap $idx, $info->{magicmap};
2732	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2733	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2734		3241
2735	cf::cede_to_tick;	3242	cf::cede_to_tick;
2736	}	3243	}
2737		3244
2738	while (my ($face, $info) = each %$faces) {	3245	while (my ($face, $info) = each %$faces) {
2739	next unless $info->{smooth};	3246	next unless $info->{smooth};
		3247
2740	my $idx = cf::face::find $face	3248	my $idx = cf::face::find $face
2741	or next;	3249	or next;
		3250
2742	if (my $smooth = cf::face::find $info->{smooth}) {	3251	if (my $smooth = cf::face::find $info->{smooth}) {
2743	cf::face::set_smooth $idx, $smooth;	3252	cf::face::set_smooth $idx, $smooth;
2744	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3253	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2745	} else {	3254	} else {
2746	warn "smooth face '$info->{smooth}' not found for face '$face'";	3255	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2763		3272
2764	{	3273	{
2765	# TODO: for gcfclient pleasure, we should give resources	3274	# TODO: for gcfclient pleasure, we should give resources
2766	# that gcfclient doesn't grok a >10000 face index.	3275	# that gcfclient doesn't grok a >10000 face index.
2767	my $res = $facedata->{resource};	3276	my $res = $facedata->{resource};
2768	my $enc = JSON::XS->new->utf8->canonical;
2769		3277
2770	while (my ($name, $info) = each %$res) {	3278	while (my ($name, $info) = each %$res) {
2771	my $meta = $enc->encode ({	3279	if (defined $info->{type}) {
2772	name => $name,
2773	type => $info->{type},
2774	copyright => $info->{copyright}, #TODO#
2775	});
2776	my $data = pack "(w/a*)*", $meta, $info->{data};
2777	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2778
2779	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3281	my $data;
		3282
		3283	if ($info->{type} & 1) {
		3284	# prepend meta info
		3285
		3286	my $meta = $enc->encode ({
		3287	name => $name,
		3288	%{ $info->{meta} || {} },
		3289	});
		3290
		3291	$data = pack "(w/a*)*", $meta, $info->{data};
		3292	} else {
		3293	$data = $info->{data};
		3294	}
		3295
		3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2780	cf::face::set_type $idx, 1;	3297	cf::face::set_type $idx, $info->{type};
2781	cf::face::set_data $idx, 0, $data, $chk;	3298	} else {
		3299	$RESOURCE{$name} = $info;
		3300	}
2782		3301
2783	cf::cede_to_tick;	3302	cf::cede_to_tick;
2784	}	3303	}
2785	}	3304	}
2786		3305
		3306	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3307
2787	1	3308	1
2788	}	3309	}
2789		3310
		3311	cf::global->attach (on_resource_update => sub {
		3312	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3313	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3314
		3315	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3316	my $sound = $soundconf->{compat}[$_]
		3317	or next;
		3318
		3319	my $face = cf::face::find "sound/$sound->[1]";
		3320	cf::sound::set $sound->[0] => $face;
		3321	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3322	}
		3323
		3324	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3325	my $face = cf::face::find "sound/$v";
		3326	cf::sound::set $k => $face;
		3327	}
		3328	}
		3329	});
		3330
		3331	register_exticmd fx_want => sub {
		3332	my ($ns, $want) = @_;
		3333
		3334	while (my ($k, $v) = each %$want) {
		3335	$ns->fx_want ($k, $v);
		3336	}
		3337	};
		3338
		3339	sub load_resource_file($) {
		3340	my $guard = lock_acquire "load_resource_file";
		3341
		3342	my $status = load_resource_file_ $_[0];
		3343	get_slot 0.1, 100;
		3344	cf::arch::commit_load;
		3345
		3346	$status
		3347	}
		3348
2790	sub reload_regions {	3349	sub reload_regions {
		3350	# HACK to clear player env face cache, we need some signal framework
		3351	# for this (global event?)
		3352	%ext::player_env::MUSIC_FACE_CACHE = ();
		3353
2791	load_resource_file "$MAPDIR/regions"	3354	load_resource_file "$MAPDIR/regions"
2792	or die "unable to load regions file\n";	3355	or die "unable to load regions file\n";
2793		3356
2794	for (cf::region::list) {	3357	for (cf::region::list) {
2795	$_->{match} = qr/$_->{match}/	3358	$_->{match} = qr/$_->{match}/
…		…
2803	}	3366	}
2804		3367
2805	sub reload_archetypes {	3368	sub reload_archetypes {
2806	load_resource_file "$DATADIR/archetypes"	3369	load_resource_file "$DATADIR/archetypes"
2807	or die "unable to load archetypes\n";	3370	or die "unable to load archetypes\n";
2808	#d# NEED to laod twice to resolve forward references
2809	# this really needs to be done in an extra post-pass
2810	# (which needs to be synchronous, so solve it differently)
2811	load_resource_file "$DATADIR/archetypes"
2812	or die "unable to load archetypes\n";
2813	}	3371	}
2814		3372
2815	sub reload_treasures {	3373	sub reload_treasures {
2816	load_resource_file "$DATADIR/treasures"	3374	load_resource_file "$DATADIR/treasures"
2817	or die "unable to load treasurelists\n";	3375	or die "unable to load treasurelists\n";
2818	}	3376	}
2819		3377
2820	sub reload_resources {	3378	sub reload_resources {
2821	warn "reloading resource files...\n";	3379	warn "reloading resource files...\n";
2822		3380
		3381	reload_facedata;
		3382	reload_archetypes;
2823	reload_regions;	3383	reload_regions;
2824	reload_facedata;
2825	#reload_archetypes;#d#
2826	reload_archetypes;
2827	reload_treasures;	3384	reload_treasures;
2828		3385
2829	warn "finished reloading resource files\n";	3386	warn "finished reloading resource files\n";
2830	}	3387	}
2831		3388
2832	sub init {	3389	sub init {
		3390	my $guard = freeze_mainloop;
		3391
2833	reload_resources;	3392	reload_resources;
2834	}	3393	}
2835		3394
2836	sub cfg_load {	3395	sub reload_config {
2837	open my $fh, "<:utf8", "$CONFDIR/config"	3396	open my $fh, "<:utf8", "$CONFDIR/config"
2838	or return;	3397	or return;
2839		3398
2840	local $/;	3399	local $/;
2841	*CFG = YAML::Syck::Load <$fh>;	3400	*CFG = YAML::Load <$fh>;
2842		3401
2843	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2844		3403
2845	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2846	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2857	sub main {	3416	sub main {
2858	# we must not ever block the main coroutine	3417	# we must not ever block the main coroutine
2859	local $Coro::idle = sub {	3418	local $Coro::idle = sub {
2860	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2861	(async {	3420	(async {
2862	Event::one_event;	3421	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3422	EV::loop EV::LOOP_ONESHOT;
2863	})->prio (Coro::PRIO_MAX);	3423	})->prio (Coro::PRIO_MAX);
2864	};	3424	};
2865		3425
2866	cfg_load;	3426	{
		3427	my $guard = freeze_mainloop;
		3428	reload_config;
2867	db_init;	3429	db_init;
2868	load_extensions;	3430	load_extensions;
2869		3431
2870	$TICK_WATCHER->start;	3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3433	evthread_start IO::AIO::poll_fileno;
		3434	}
		3435
2871	Event::loop;	3436	EV::loop;
2872	}	3437	}
2873		3438
2874	#############################################################################	3439	#############################################################################
2875	# initialisation and cleanup	3440	# initialisation and cleanup
2876		3441
2877	# install some emergency cleanup handlers	3442	# install some emergency cleanup handlers
2878	BEGIN {	3443	BEGIN {
		3444	our %SIGWATCHER = ();
2879	for my $signal (qw(INT HUP TERM)) {	3445	for my $signal (qw(INT HUP TERM)) {
2880	Event->signal (	3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2881	reentrant => 0,
2882	data => WF_AUTOCANCEL,
2883	signal => $signal,
2884	prio => 0,
2885	cb => sub {
2886	cf::cleanup "SIG$signal";	3447	cf::cleanup "SIG$signal";
2887	},
2888	);	3448	};
2889	}	3449	}
2890	}	3450	}
2891		3451
2892	sub write_runtime {	3452	sub write_runtime_sync {
2893	my $runtime = "$LOCALDIR/runtime";	3453	my $runtime = "$LOCALDIR/runtime";
2894		3454
2895	# first touch the runtime file to show we are still running:	3455	# first touch the runtime file to show we are still running:
2896	# the fsync below can take a very very long time.	3456	# the fsync below can take a very very long time.
2897		3457
…		…
2923	and return;	3483	and return;
2924		3484
2925	warn "runtime file written.\n";	3485	warn "runtime file written.\n";
2926		3486
2927	1	3487	1
		3488	}
		3489
		3490	our $uuid_lock;
		3491	our $uuid_skip;
		3492
		3493	sub write_uuid_sync($) {
		3494	$uuid_skip ||= $_[0];
		3495
		3496	return if $uuid_lock;
		3497	local $uuid_lock = 1;
		3498
		3499	my $uuid = "$LOCALDIR/uuid";
		3500
		3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3502	or return;
		3503
		3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3505	$uuid_skip = 0;
		3506
		3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3508	and return;
		3509
		3510	# always fsync - this file is important
		3511	aio_fsync $fh
		3512	and return;
		3513
		3514	close $fh
		3515	or return;
		3516
		3517	aio_rename "$uuid~", $uuid
		3518	and return;
		3519
		3520	warn "uuid file written ($value).\n";
		3521
		3522	1
		3523
		3524	}
		3525
		3526	sub write_uuid($$) {
		3527	my ($skip, $sync) = @_;
		3528
		3529	$sync ? write_uuid_sync $skip
		3530	: async { write_uuid_sync $skip };
2928	}	3531	}
2929		3532
2930	sub emergency_save() {	3533	sub emergency_save() {
2931	my $freeze_guard = cf::freeze_mainloop;	3534	my $freeze_guard = cf::freeze_mainloop;
2932		3535
…		…
2938	# and maps saved/destroyed asynchronously.	3541	# and maps saved/destroyed asynchronously.
2939	warn "begin emergency player save\n";	3542	warn "begin emergency player save\n";
2940	for my $login (keys %cf::PLAYER) {	3543	for my $login (keys %cf::PLAYER) {
2941	my $pl = $cf::PLAYER{$login} or next;	3544	my $pl = $cf::PLAYER{$login} or next;
2942	$pl->valid or next;	3545	$pl->valid or next;
		3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2943	$pl->save;	3547	$pl->save;
2944	}	3548	}
2945	warn "end emergency player save\n";	3549	warn "end emergency player save\n";
2946		3550
2947	warn "begin emergency map save\n";	3551	warn "begin emergency map save\n";
…		…
2953	warn "end emergency map save\n";	3557	warn "end emergency map save\n";
2954		3558
2955	warn "begin emergency database checkpoint\n";	3559	warn "begin emergency database checkpoint\n";
2956	BDB::db_env_txn_checkpoint $DB_ENV;	3560	BDB::db_env_txn_checkpoint $DB_ENV;
2957	warn "end emergency database checkpoint\n";	3561	warn "end emergency database checkpoint\n";
		3562
		3563	warn "begin write uuid\n";
		3564	write_uuid_sync 1;
		3565	warn "end write uuid\n";
2958	};	3566	};
2959		3567
2960	warn "leave emergency perl save\n";	3568	warn "leave emergency perl save\n";
2961	}	3569	}
2962		3570
…		…
2977	warn "reloading...";	3585	warn "reloading...";
2978		3586
2979	warn "entering sync_job";	3587	warn "entering sync_job";
2980		3588
2981	cf::sync_job {	3589	cf::sync_job {
2982	cf::write_runtime; # external watchdog should not bark	3590	cf::write_runtime_sync; # external watchdog should not bark
2983	cf::emergency_save;	3591	cf::emergency_save;
2984	cf::write_runtime; # external watchdog should not bark	3592	cf::write_runtime_sync; # external watchdog should not bark
2985		3593
2986	warn "syncing database to disk";	3594	warn "syncing database to disk";
2987	BDB::db_env_txn_checkpoint $DB_ENV;	3595	BDB::db_env_txn_checkpoint $DB_ENV;
2988		3596
2989	# if anything goes wrong in here, we should simply crash as we already saved	3597	# if anything goes wrong in here, we should simply crash as we already saved
2990
2991	warn "cancelling all WF_AUTOCANCEL watchers";
2992	for (Event::all_watchers) {
2993	$_->cancel if $_->data & WF_AUTOCANCEL;
2994	}
2995		3598
2996	warn "flushing outstanding aio requests";	3599	warn "flushing outstanding aio requests";
2997	for (;;) {	3600	for (;;) {
2998	BDB::flush;	3601	BDB::flush;
2999	IO::AIO::flush;	3602	IO::AIO::flush;
3000	Coro::cede;	3603	Coro::cede_notself;
3001	last unless IO::AIO::nreqs || BDB::nreqs;	3604	last unless IO::AIO::nreqs || BDB::nreqs;
3002	warn "iterate...";	3605	warn "iterate...";
3003	}	3606	}
3004		3607
3005	++$RELOAD;	3608	++$RELOAD;
…		…
3064	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
3065	require cf;	3668	require cf;
3066	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3067		3670
3068	warn "loading config and database again";	3671	warn "loading config and database again";
3069	cf::cfg_load;	3672	cf::reload_config;
3070		3673
3071	warn "loading extensions";	3674	warn "loading extensions";
3072	cf::load_extensions;	3675	cf::load_extensions;
3073		3676
3074	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
…		…
3081	warn "leaving sync_job";	3684	warn "leaving sync_job";
3082		3685
3083	1	3686	1
3084	} or do {	3687	} or do {
3085	warn $@;	3688	warn $@;
3086	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3087	exit 1;
3088	};	3690	};
3089		3691
3090	warn "reloaded";	3692	warn "reloaded";
3091	};	3693	};
3092		3694
…		…
3094		3696
3095	sub reload_perl() {	3697	sub reload_perl() {
3096	# doing reload synchronously and two reloads happen back-to-back,	3698	# doing reload synchronously and two reloads happen back-to-back,
3097	# coro crashes during coro_state_free->destroy here.	3699	# coro crashes during coro_state_free->destroy here.
3098		3700
3099	$RELOAD_WATCHER ||= Event->timer (	3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3100	reentrant => 0,
3101	after => 0,
3102	data => WF_AUTOCANCEL,
3103	cb => sub {
3104	do_reload_perl;	3702	do_reload_perl;
3105	undef $RELOAD_WATCHER;	3703	undef $RELOAD_WATCHER;
3106	},
3107	);	3704	};
3108	}	3705	}
3109		3706
3110	register_command "reload" => sub {	3707	register_command "reload" => sub {
3111	my ($who, $arg) = @_;	3708	my ($who, $arg) = @_;
3112		3709
3113	if ($who->flag (FLAG_WIZ)) {	3710	if ($who->flag (FLAG_WIZ)) {
3114	$who->message ("reloading server.");	3711	$who->message ("reloading server.");
		3712	async {
		3713	$Coro::current->{desc} = "perl_reload";
3115	async { reload_perl };	3714	reload_perl;
		3715	};
3116	}	3716	}
3117	};	3717	};
3118		3718
3119	unshift @INC, $LIBDIR;	3719	unshift @INC, $LIBDIR;
3120		3720
…		…
3122		3722
3123	our @WAIT_FOR_TICK;	3723	our @WAIT_FOR_TICK;
3124	our @WAIT_FOR_TICK_BEGIN;	3724	our @WAIT_FOR_TICK_BEGIN;
3125		3725
3126	sub wait_for_tick {	3726	sub wait_for_tick {
3127	return unless $TICK_WATCHER->is_active;
3128	return if $Coro::current == $Coro::main;	3727	return if tick_inhibit || $Coro::current == $Coro::main;
3129		3728
3130	my $signal = new Coro::Signal;	3729	my $signal = new Coro::Signal;
3131	push @WAIT_FOR_TICK, $signal;	3730	push @WAIT_FOR_TICK, $signal;
3132	$signal->wait;	3731	$signal->wait;
3133	}	3732	}
3134		3733
3135	sub wait_for_tick_begin {	3734	sub wait_for_tick_begin {
3136	return unless $TICK_WATCHER->is_active;
3137	return if $Coro::current == $Coro::main;	3735	return if tick_inhibit || $Coro::current == $Coro::main;
3138		3736
3139	my $signal = new Coro::Signal;	3737	my $signal = new Coro::Signal;
3140	push @WAIT_FOR_TICK_BEGIN, $signal;	3738	push @WAIT_FOR_TICK_BEGIN, $signal;
3141	$signal->wait;	3739	$signal->wait;
3142	}	3740	}
3143		3741
3144	my $min = 1e6;#d#	3742	sub tick {
3145	my $avg = 10;
3146	$TICK_WATCHER = Event->timer (
3147	reentrant => 0,
3148	parked => 1,
3149	prio => 0,
3150	at => $NEXT_TICK || $TICK,
3151	data => WF_AUTOCANCEL,
3152	cb => sub {
3153	if ($Coro::current != $Coro::main) {	3743	if ($Coro::current != $Coro::main) {
3154	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3744	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3155	unless ++$bug_warning > 10;	3745	unless ++$bug_warning > 10;
3156	return;	3746	return;
3157	}	3747	}
3158		3748
3159	$NOW = $tick_start = Event::time;
3160
3161	cf::server_tick; # one server iteration	3749	cf::server_tick; # one server iteration
3162		3750
3163	0 && sync_job {#d#	3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3164	for(1..10) {	3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3165	my $t = Event::time;	3753	Coro::async_pool {
3166	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3754	$Coro::current->{desc} = "runtime saver";
3167	or die;	3755	write_runtime_sync
3168		3756	or warn "ERROR: unable to write runtime file: $!";
3169	$map->width (50);
3170	$map->height (50);
3171	$map->alloc;
3172	$map->_load_objects ("/tmp/x.map", 1);
3173	my $t = Event::time - $t;
3174
3175	#next unless $t < 0.0013;#d#
3176	if ($t < $min) {
3177	$min = $t;
3178	}
3179	$avg = $avg * 0.99 + $t * 0.01;
3180	}
3181	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3182	exit 0;
3183	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3184	};	3757	};
		3758	}
3185		3759
3186	$RUNTIME += $TICK;
3187	$NEXT_TICK += $TICK;
3188
3189	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3190	$NEXT_RUNTIME_WRITE = $NOW + 10;
3191	Coro::async_pool {
3192	write_runtime
3193	or warn "ERROR: unable to write runtime file: $!";
3194	};
3195	}
3196
3197	# my $AFTER = Event::time;
3198	# warn $AFTER - $NOW;#d#
3199
3200	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3760	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3201	$sig->send;	3761	$sig->send;
3202	}	3762	}
3203	while (my $sig = shift @WAIT_FOR_TICK) {	3763	while (my $sig = shift @WAIT_FOR_TICK) {
3204	$sig->send;	3764	$sig->send;
3205	}	3765	}
3206		3766
3207	$NOW = Event::time;	3767	$LOAD = ($NOW - $TICK_START) / $TICK;
3208
3209	# if we are delayed by four ticks or more, skip them all
3210	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3211
3212	$TICK_WATCHER->at ($NEXT_TICK);
3213	$TICK_WATCHER->start;
3214
3215	$LOAD = ($NOW - $tick_start) / $TICK;
3216	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3768	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3217		3769
3218	_post_tick;	3770	if (0) {
3219		3771	if ($NEXT_TICK) {
3220		3772	my $jitter = $TICK_START - $NEXT_TICK;
		3773	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3774	warn "jitter $JITTER\n";#d#
		3775	}
3221	},	3776	}
3222	);	3777	}
3223		3778
3224	{	3779	{
3225	BDB::max_poll_time $TICK * 0.1;	3780	# configure BDB
3226	$BDB_POLL_WATCHER = Event->io (	3781
3227	reentrant => 0,
3228	fd => BDB::poll_fileno,
3229	poll => 'r',
3230	prio => 0,
3231	data => WF_AUTOCANCEL,
3232	cb => \&BDB::poll_cb,
3233	);
3234	BDB::min_parallel 8;	3782	BDB::min_parallel 8;
3235		3783	BDB::max_poll_reqs $TICK * 0.1;
3236	BDB::set_sync_prepare {	3784	$Coro::BDB::WATCHER->priority (1);
3237	my $status;
3238	my $current = $Coro::current;
3239	(
3240	sub {
3241	$status = $!;
3242	$current->ready; undef $current;
3243	},
3244	sub {
3245	Coro::schedule while defined $current;
3246	$! = $status;
3247	},
3248	)
3249	};
3250		3785
3251	unless ($DB_ENV) {	3786	unless ($DB_ENV) {
3252	$DB_ENV = BDB::db_env_create;	3787	$DB_ENV = BDB::db_env_create;
		3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3789	| BDB::LOG_AUTOREMOVE, 1);
		3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3253		3792
3254	cf::sync_job {	3793	cf::sync_job {
3255	eval {	3794	eval {
3256	BDB::db_env_open	3795	BDB::db_env_open
3257	$DB_ENV,	3796	$DB_ENV,
…		…
3259	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3798	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3260	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3799	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3261	0666;	3800	0666;
3262		3801
3263	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3802	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3264
3265	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3266	$DB_ENV->set_lk_detect;
3267	};	3803	};
3268		3804
3269	cf::cleanup "db_env_open(db): $@" if $@;	3805	cf::cleanup "db_env_open(db): $@" if $@;
3270	};	3806	};
3271	}	3807	}
		3808
		3809	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3810	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3811	};
		3812	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3813	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3814	};
		3815	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3816	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3817	};
3272	}	3818	}
3273		3819
3274	{	3820	{
		3821	# configure IO::AIO
		3822
3275	IO::AIO::min_parallel 8;	3823	IO::AIO::min_parallel 8;
3276
3277	undef $Coro::AIO::WATCHER;
3278	IO::AIO::max_poll_time $TICK * 0.1;	3824	IO::AIO::max_poll_time $TICK * 0.1;
3279	$AIO_POLL_WATCHER = Event->io (	3825	$Coro::AIO::WATCHER->priority (1);
3280	reentrant => 0,
3281	data => WF_AUTOCANCEL,
3282	fd => IO::AIO::poll_fileno,
3283	poll => 'r',
3284	prio => 6,
3285	cb => \&IO::AIO::poll_cb,
3286	);
3287	}	3826	}
3288		3827
3289	my $_log_backtrace;	3828	my $_log_backtrace;
3290		3829
3291	sub _log_backtrace {	3830	sub _log_backtrace {
…		…
3295		3834
3296	# limit the # of concurrent backtraces	3835	# limit the # of concurrent backtraces
3297	if ($_log_backtrace < 2) {	3836	if ($_log_backtrace < 2) {
3298	++$_log_backtrace;	3837	++$_log_backtrace;
3299	async {	3838	async {
		3839	$Coro::current->{desc} = "abt $msg";
		3840
3300	my @bt = fork_call {	3841	my @bt = fork_call {
3301	@addr = map { sprintf "%x", $_ } @addr;	3842	@addr = map { sprintf "%x", $_ } @addr;
3302	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3843	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3303	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3844	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3304	or die "addr2line: $!";	3845	or die "addr2line: $!";

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