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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.291 by root, Tue Jul 3 00:54:44 2007 UTC vs.
Revision 1.421 by root, Tue Apr 15 18:43:11 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
		57	use Digest::MD5 ();
34		58
35	# configure various modules to our taste	59	# configure various modules to our taste
36	#	60	#
37	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45		64
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		66
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		68
…		…
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
73		93
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	97	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		99
82	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	104	our $DB_ENV;
84		105
85	our %CFG;	106	our %CFG;
86		107
87	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
89		111
90	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
93		115
94	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		118
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
100		123
101	binmode STDOUT;	124	binmode STDOUT;
102	binmode STDERR;	125	binmode STDERR;
103		126
104	# read virtual server time, if available	127	# read virtual server time, if available
…		…
157		180
158	The raw value load value from the last tick.	181	The raw value load value from the last tick.
159		182
160	=item %cf::CFG	183	=item %cf::CFG
161		184
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	186	from wherever your confdir points to.
164		187
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		189
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	191	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		193
		194	=item @cf::INVOKE_RESULTS
		195
		196	This array contains the results of the last C<invoke ()> call. When
		197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		198	that call.
		199
171	=back	200	=back
172		201
173	=cut	202	=cut
174		203
175	BEGIN {	204	BEGIN {
…		…
179	$msg .= "\n"	208	$msg .= "\n"
180	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
181		210
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		212
184	utf8::encode $msg;
185	LOG llevError, $msg;	213	LOG llevError, $msg;
186	};	214	};
187	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
188		231
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
205	)) {	248	)) {
206	no strict 'refs';	249	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	251	}
209		252
210	$Event::DIED = sub {	253	$EV::DIED = sub {
211	warn "error in event callback: @_";	254	warn "error in event callback: @_";
212	};	255	};
213		256
214	#############################################################################	257	#############################################################################
215		258
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	282	$d
240	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
241	}	284	}
242		285
243	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
244		287
245	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
246		289
247	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
248		291
249	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
250		293
251	=cut	294	=cut
252		295
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		297
255	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
257		300
258	=item cf::lock_wait $string	301	=item cf::lock_wait $string
259		302
260	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
261		304
…		…
264	Wait until the given lock is available and then acquires it and returns	307	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
267	returned.	310	returned.
268		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
269	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
271		317
272	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
273		319
274	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
275		321
276	=cut	322	=cut
277		323
278	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
279		326
280	sub lock_wait($) {	327	sub lock_wait($) {
281	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
282		334
283	# wait for lock, if any	335	# wait for lock, if any
284	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	338	Coro::schedule;
…		…
292		344
293	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
294	lock_wait $key;	346	lock_wait $key;
295		347
296	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
297		350
298	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
301	}	355	}
302	}	356	}
303		357
…		…
306		360
307	! ! $LOCK{$key}	361	! ! $LOCK{$key}
308	}	362	}
309		363
310	sub freeze_mainloop {	364	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
312		366
313	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
314	$TICK_WATCHER->start;	368	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
315	};	428	}
316	$TICK_WATCHER->stop;	429	};
317	$guard	430
		431	sub get_slot($;$$) {
		432	return if tick_inhibit;
		433
		434	my ($time, $pri, $name) = @_;
		435
		436	$time = $TICK * .6 if $time > $TICK * .6;
		437	my $sig = new Coro::Signal;
		438
		439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		441	$SLOT_QUEUE->ready;
		442	$sig->wait;
318	}	443	}
319		444
320	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
321		446
322	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		452
328	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
329		454
330	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
331		456
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	460	acceptable.
336		461
337	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		468
344	sub sync_job(&) {	469	sub sync_job(&) {
345	my ($job) = @_;	470	my ($job) = @_;
346		471
347	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	473	my $time = EV::time;
349		474
350	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
352		477
353	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	479
355	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
356		481
357	my $busy = 1;	482	my $busy = 1;
358	my @res;	483	my @res;
359		484
360	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	487	@res = eval { $job->() };
362	warn $@ if $@;	488	warn $@ if $@;
363	undef $busy;	489	undef $busy;
364	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
365		491
366	while ($busy) {	492	while ($busy) {
367	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
368	}	497	}
		498	}
369		499
370	$time = Event::time - $time;	500	my $time = EV::time - $time;
371		501
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
376		503
377	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
378	} else {	505	} else {
379	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
380		507
…		…
405	=item fork_call { }, $args	532	=item fork_call { }, $args
406		533
407	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
411		538
412	=cut	539	=cut
413		540
414	sub fork_call(&@) {	541	sub fork_call(&@) {
415	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
416		543
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	544	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		547
422	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	549	reset_signals;
435	local $SIG{__WARN__};	550	&$cb
436	local $SIG{__DIE__};	551	}, @args;
437	eval {
438	close $fh1;
439		552
440	my @res = eval { $cb->(@args) };	553	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	554	}
442	};
443		555
444	warn $@ if $@;	556	=item $coin = coin_from_name $name
445	_exit 0;	557
446	}	558	=cut
		559
		560	our %coin_alias = (
		561	"silver" => "silvercoin",
		562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
447	}	581	}
448		582
449	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
450		584
451	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
454		588
455	Stores the given C<$value> in the family. It can currently store binary	589	Stores the given C<$value> in the family. It can currently store binary
456	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	590	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
457		591
		592	=item $db = cf::db_table "name"
		593
		594	Create and/or open a new database table. The string must not be "db" and must be unique
		595	within each server.
		596
458	=cut	597	=cut
		598
		599	sub db_table($) {
		600	my ($name) = @_;
		601	my $db = BDB::db_create $DB_ENV;
		602
		603	eval {
		604	$db->set_flags (BDB::CHKSUM);
		605
		606	utf8::encode $name;
		607	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		608	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		609	cf::cleanup "db_open(db): $!" if $!;
		610	};
		611	cf::cleanup "db_open(db): $@" if $@;
		612
		613	$db
		614	}
459		615
460	our $DB;	616	our $DB;
461		617
462	sub db_init {	618	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	619	cf::sync_job {
467	eval {	620	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	621	};
477	}	622	}
478		623
479	sub db_get($$) {	624	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
481		626
…		…
531	if (1) {	676	if (1) {
532	$md5 =	677	$md5 =
533	join "\x00",	678	join "\x00",
534	$processversion,	679	$processversion,
535	map {	680	map {
536	Coro::cede;	681	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	683	} 0.. $#$src;
539		684
540		685
541	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
585	attach callbacks/event handlers (a collection of which is called an "attachment")	730	attach callbacks/event handlers (a collection of which is called an "attachment")
586	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
587		732
588	In the following description, CLASS can be any of C<global>, C<object>	733	In the following description, CLASS can be any of C<global>, C<object>
589	C<player>, C<client> or C<map> (i.e. the attachable objects in	734	C<player>, C<client> or C<map> (i.e. the attachable objects in
590	Crossfire TRT).	735	Deliantra).
591		736
592	=over 4	737	=over 4
593		738
594	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
595		740
…		…
847	";	992	";
848	die if $@;	993	die if $@;
849	}	994	}
850		995
851	our $override;	996	our $override;
852	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	997	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853		998
854	sub override {	999	sub override {
855	$override = 1;	1000	$override = 1;
856	@invoke_results = ();	1001	@INVOKE_RESULTS = (@_);
857	}	1002	}
858		1003
859	sub do_invoke {	1004	sub do_invoke {
860	my $event = shift;	1005	my $event = shift;
861	my $callbacks = shift;	1006	my $callbacks = shift;
862		1007
863	@invoke_results = ();	1008	@INVOKE_RESULTS = ();
864		1009
865	local $override;	1010	local $override;
866		1011
867	for (@$callbacks) {	1012	for (@$callbacks) {
868	eval { &{$_->[1]} };	1013	eval { &{$_->[1]} };
…		…
877	}	1022	}
878		1023
879	0	1024	0
880	}	1025	}
881		1026
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1028
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1030
886	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
887		1032
888	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1033	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
889	removed in future versions), and there is no public API to access override	1034	removed in future versions), and there is no public API to access override
890	results (if you must, access C<@cf::invoke_results> directly).	1035	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1036
892	=back	1037	=back
893		1038
894	=cut	1039	=cut
895		1040
896	#############################################################################	1041	#############################################################################
897	# object support	1042	# object support
		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
		1077	sub _can_merge {
		1078	my ($ob1, $ob2) = @_;
		1079
		1080	++$SLOW_MERGES;#d#
		1081
		1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
		1084	}
898		1085
899	sub reattach {	1086	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1088	my ($obj) = @_;
902		1089
…		…
923	cf::attachable->attach (	1110	cf::attachable->attach (
924	prio => -1000000,	1111	prio => -1000000,
925	on_instantiate => sub {	1112	on_instantiate => sub {
926	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
927		1114
928	$data = from_json $data;	1115	$data = decode_json $data;
929		1116
930	for (@$data) {	1117	for (@$data) {
931	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
932		1119
933	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1136	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
951		1138
952	sync_job {	1139	sync_job {
953	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
956		1144
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1146	chmod SAVE_MODE, $fh;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
961	close $fh;	1149	close $fh;
962		1150
963	if (@$objs) {	1151	if (@$objs) {
964	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
965	chmod SAVE_MODE, $fh;	1153	chmod SAVE_MODE, $fh;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
969	close $fh;	1157	close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
971	}	1159	}
…		…
979	}	1167	}
980	} else {	1168	} else {
981	aio_unlink $filename;	1169	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
983	}	1171	}
984	}	1172	};
985	}	1173	}
986		1174
987	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
989		1177
…		…
1001	or return;	1189	or return;
1002		1190
1003	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1193	or return;
		1194
1006	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1007	}	1197	}
1008		1198
		1199	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1011	return ($data, $av);	1203	($data, $av)
1012	}	1204	}
1013		1205
1014	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1015		1207
1016	=over 4	1208	=over 4
…		…
1089	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1090		1282
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1284
1093	if (ref $msg) {	1285	if (ref $msg) {
		1286	my ($type, $reply, @payload) =
		1287	"ARRAY" eq ref $msg
		1288	? @$msg
		1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1290
		1291	my @reply;
		1292
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1099	} else {	1300	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1302	}
1102		1303
1103	cf::override;	1304	cf::override;
…		…
1156	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1157	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1158		1359
1159	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1160	warn $msg;	1361	warn $msg;
1161	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1162	exit 1;
1163	}	1363	}
1164		1364
1165	warn $msg;	1365	warn $msg;
1166	}	1366	}
1167		1367
…		…
1192	use Coro::AIO;	1392	use Coro::AIO;
1193		1393
1194	=head3 cf::player	1394	=head3 cf::player
1195		1395
1196	=over 4	1396	=over 4
		1397
		1398	=item cf::player::num_playing
		1399
		1400	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1401
		1402	=cut
		1403
		1404	sub num_playing {
		1405	scalar grep
		1406	$_->ob->map
		1407	&& !$_->hidden
		1408	&& !$_->ob->flag (cf::FLAG_WIZ),
		1409	cf::player::list
		1410	}
1197		1411
1198	=item cf::player::find $login	1412	=item cf::player::find $login
1199		1413
1200	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1201		1415
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1455
1242	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1243	or return;	1457	or return;
		1458
		1459	my $pl = cf::player::load_pl $f
		1460	or return;
		1461	local $cf::PLAYER_LOADING{$login} = $pl;
		1462	$f->resolve_delayed_derefs;
1244	$cf::PLAYER{$login} = $pl	1463	$cf::PLAYER{$login} = $pl
1245	}	1464	}
1246	}	1465	}
1247	}	1466	}
1248		1467
…		…
1257	return if $pl->{deny_save};	1476	return if $pl->{deny_save};
1258		1477
1259	aio_mkdir playerdir $pl, 0770;	1478	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1479	$pl->{last_save} = $cf::RUNTIME;
1261		1480
		1481	cf::get_slot 0.01;
		1482
1262	$pl->save_pl ($path);	1483	$pl->save_pl ($path);
1263	Coro::cede;	1484	cf::cede_to_tick;
1264	}	1485	}
1265		1486
1266	sub new($) {	1487	sub new($) {
1267	my ($login) = @_;	1488	my ($login) = @_;
1268		1489
…		…
1272	$self->{deny_save} = 1;	1493	$self->{deny_save} = 1;
1273		1494
1274	$cf::PLAYER{$login} = $self;	1495	$cf::PLAYER{$login} = $self;
1275		1496
1276	$self	1497	$self
		1498	}
		1499
		1500	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1501
		1502	=cut
		1503
		1504	sub send_msg {
		1505	my $ns = shift->ns
		1506	or return;
		1507	$ns->send_msg (@_);
1277	}	1508	}
1278		1509
1279	=item $pl->quit_character	1510	=item $pl->quit_character
1280		1511
1281	Nukes the player without looking back. If logged in, the connection will	1512	Nukes the player without looking back. If logged in, the connection will
…		…
1336	or return [];	1567	or return [];
1337		1568
1338	my @logins;	1569	my @logins;
1339		1570
1340	for my $login (@$dirs) {	1571	for my $login (@$dirs) {
		1572	my $path = path $login;
		1573
		1574	# a .pst is a dead give-away for a valid player
		1575	unless (-e "$path.pst") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1577	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1578	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1579	}
1344		1580
1345	utf8::decode $login;	1581	utf8::decode $login;
1346	push @logins, $login;	1582	push @logins, $login;
1347	}	1583	}
1348		1584
…		…
1381		1617
1382	Expand crossfire pod fragments into protocol xml.	1618	Expand crossfire pod fragments into protocol xml.
1383		1619
1384	=cut	1620	=cut
1385		1621
		1622	use re 'eval';
		1623
		1624	my $group;
		1625	my $interior; $interior = qr{
		1626	# match a pod interior sequence sans C<< >>
		1627	(?:
		1628	\ (.*?)\ (?{ $group = $^N })
		1629	| < (??{$interior}) >
		1630	)
		1631	}x;
		1632
1386	sub expand_cfpod {	1633	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;	1634	my ($self, $pod) = @_;
1388		1635
1389	# escape & and <	1636	my $xml;
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392		1637
1393	# this is buggy, it needs to properly take care of nested <'s	1638	while () {
		1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1640	$group = $1;
1394		1641
1395	1 while	1642	$group =~ s/&/&amp;/g;
1396	# replace B<>, I<>, U<> etc.	1643	$group =~ s/</&lt;/g;
1397	s/B<([^\>]*)>/<b>$1<\/b>/	1644
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/	1645	$xml .= $group;
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/	1646	} elsif ($pod =~ m%\G
1400	# replace G<male|female> tags	1647	([BCGHITU])
1401	|| s{G<([^>|]*)\|([^>]*)>}{	1648	<
1402	$self->gender ? $2 : $1	1649	(?:
1403	}ge	1650	([^<>]*) (?{ $group = $^N })
1404	# replace H<hint text>	1651	| < $interior >
1405	|| s{H<([^\>]*)>}	1652	)
		1653	>
		1654	%gcsx
1406	{	1655	) {
		1656	my ($code, $data) = ($1, $group);
		1657
		1658	if ($code eq "B") {
		1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1660	} elsif ($code eq "I") {
		1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1662	} elsif ($code eq "U") {
		1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1664	} elsif ($code eq "C") {
		1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1666	} elsif ($code eq "T") {
		1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1668	} elsif ($code eq "G") {
		1669	my ($male, $female) = split /\|/, $data;
		1670	$data = $self->gender ? $female : $male;
		1671	$xml .= expand_cfpod ($self, $data);
		1672	} elsif ($code eq "H") {
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")	1675	"")
1410	[$self->{hintmode}]	1676	[$self->{hintmode}];
		1677	} else {
		1678	$xml .= "error processing '$code($data)' directive";
1411	}ge;	1679	}
		1680	} else {
		1681	if ($pod =~ /\G(.+)/) {
		1682	warn "parse error while expanding $pod (at $1)";
		1683	}
		1684	last;
		1685	}
		1686	}
1412		1687
		1688	for ($xml) {
1413	# create single paragraphs (very hackish)	1689	# create single paragraphs (very hackish)
1414	s/(?<=\S)\n(?=\w)/ /g;	1690	s/(?<=\S)\n(?=\w)/ /g;
1415		1691
1416	# compress some whitespace	1692	# compress some whitespace
1417	1 while s/\s*\n\s*\n\s*/\n/;	1693	s/\s+\n/\n/g; # ws line-ends
		1694	s/\n\n+/\n/g; # double lines
		1695	s/^\n+//; # beginning lines
		1696	s/\n+$//; # ending lines
		1697	}
1418		1698
1419	$_	1699	$xml
1420	}	1700	}
		1701
		1702	no re 'eval';
1421		1703
1422	sub hintmode {	1704	sub hintmode {
1423	warn "hm<$_[0] $_[1]>\n";#d#
1424	$_[0]{hintmode} = $_[1] if @_ > 1;	1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1425	$_[0]{hintmode}	1706	$_[0]{hintmode}
1426	}	1707	}
1427		1708
1428	=item $player->ext_reply ($msgid, %msg)	1709	=item $player->ext_reply ($msgid, @msg)
1429		1710
1430	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1431		1712
1432	=cut	1713	=cut
1433		1714
1434	sub ext_reply($$%) {	1715	sub ext_reply($$@) {
1435	my ($self, $id, %msg) = @_;	1716	my ($self, $id, @msg) = @_;
1436		1717
1437	$msg{msgid} = $id;	1718	$self->ns->ext_reply ($id, @msg)
1438	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1439	}	1719	}
1440		1720
1441	=item $player->ext_event ($type, %msg)	1721	=item $player->ext_msg ($type, @msg)
1442		1722
1443	Sends an ext event to the client.	1723	Sends an ext event to the client.
1444		1724
1445	=cut	1725	=cut
1446		1726
1447	sub ext_event($$%) {	1727	sub ext_msg($$@) {
1448	my ($self, $type, %msg) = @_;	1728	my ($self, $type, @msg) = @_;
1449		1729
1450	$self->ns->ext_event ($type, %msg);	1730	$self->ns->ext_msg ($type, @msg);
1451	}	1731	}
1452		1732
1453	=head3 cf::region	1733	=head3 cf::region
1454		1734
1455	=over 4	1735	=over 4
…		…
1468	my ($path) = @_;	1748	my ($path) = @_;
1469		1749
1470	my ($match, $specificity);	1750	my ($match, $specificity);
1471		1751
1472	for my $region (list) {	1752	for my $region (list) {
1473	if ($region->match && $path =~ $region->match) {	1753	if ($region->{match} && $path =~ $region->{match}) {
1474	($match, $specificity) = ($region, $region->specificity)	1754	($match, $specificity) = ($region, $region->specificity)
1475	if $region->specificity > $specificity;	1755	if $region->specificity > $specificity;
1476	}	1756	}
1477	}	1757	}
1478		1758
…		…
1499	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1500	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1501		1781
1502	sub generate_random_map {	1782	sub generate_random_map {
1503	my ($self, $rmp) = @_;	1783	my ($self, $rmp) = @_;
		1784
		1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1786
1504	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1505	$self->_create_random_map (	1788	$self->_create_random_map (
1506	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1507	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1508	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1598	$self->init; # pass $1 etc.	1881	$self->init; # pass $1 etc.
1599	return $self;	1882	return $self;
1600	}	1883	}
1601	}	1884	}
1602		1885
1603	Carp::carp "unable to resolve path '$path' (base '$base').";	1886	Carp::cluck "unable to resolve path '$path' (base '$base').";
1604	()	1887	()
1605	}	1888	}
1606		1889
1607	sub init {	1890	sub init {
1608	my ($self) = @_;	1891	my ($self) = @_;
…		…
1630		1913
1631	# the temporary/swap location	1914	# the temporary/swap location
1632	sub save_path {	1915	sub save_path {
1633	my ($self) = @_;	1916	my ($self) = @_;
1634		1917
1635	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1636	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1637	}	1920	}
1638		1921
1639	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1640	sub uniq_path {	1923	sub uniq_path {
1641	my ($self) = @_;	1924	my ($self) = @_;
1642		1925
1643	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1644	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1645	}	1928	}
1646		1929
1647	# and all this just because we cannot iterate over	1930	# and all this just because we cannot iterate over
1648	# all maps in C++...	1931	# all maps in C++...
…		…
1671		1954
1672	sub load_header_from($) {	1955	sub load_header_from($) {
1673	my ($self, $path) = @_;	1956	my ($self, $path) = @_;
1674		1957
1675	utf8::encode $path;	1958	utf8::encode $path;
1676	#aio_open $path, O_RDONLY, 0	1959	my $f = new_from_file cf::object::thawer $path
1677	# or return;
1678
1679	$self->_load_header ($path)
1680	or return;	1960	or return;
		1961
		1962	$self->_load_header ($f)
		1963	or return;
		1964
		1965	local $MAP_LOADING{$self->{path}} = $self;
		1966	$f->resolve_delayed_derefs;
1681		1967
1682	$self->{load_path} = $path;	1968	$self->{load_path} = $path;
1683		1969
1684	1	1970	1
1685	}	1971	}
…		…
1739	sub find {	2025	sub find {
1740	my ($path, $origin) = @_;	2026	my ($path, $origin) = @_;
1741		2027
1742	$path = normalise $path, $origin && $origin->path;	2028	$path = normalise $path, $origin && $origin->path;
1743		2029
		2030	cf::lock_wait "map_data:$path";#d#remove
1744	cf::lock_wait "map_find:$path";	2031	cf::lock_wait "map_find:$path";
1745		2032
1746	$cf::MAP{$path} || do {	2033	$cf::MAP{$path} || do {
1747	my $guard = cf::lock_acquire "map_find:$path";	2034	my $guard1 = cf::lock_acquire "map_find:$path";
		2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2036
1748	my $map = new_from_path cf::map $path	2037	my $map = new_from_path cf::map $path
1749	or return;	2038	or return;
1750		2039
1751	$map->{last_save} = $cf::RUNTIME;	2040	$map->{last_save} = $cf::RUNTIME;
1752		2041
…		…
1754	or return;	2043	or return;
1755		2044
1756	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1757	# doing this can freeze the server in a sync job, obviously	2046	# doing this can freeze the server in a sync job, obviously
1758	#$cf::WAIT_FOR_TICK->wait;	2047	#$cf::WAIT_FOR_TICK->wait;
		2048	undef $guard1;
		2049	undef $guard2;
1759	$map->reset;	2050	$map->reset;
1760	undef $guard;
1761	return find $path;	2051	return find $path;
1762	}	2052	}
1763		2053
1764	$cf::MAP{$path} = $map	2054	$cf::MAP{$path} = $map
1765	}	2055	}
…		…
1774	local $self->{deny_reset} = 1; # loading can take a long time	2064	local $self->{deny_reset} = 1; # loading can take a long time
1775		2065
1776	my $path = $self->{path};	2066	my $path = $self->{path};
1777		2067
1778	{	2068	{
1779	my $guard = cf::lock_acquire "map_load:$path";	2069	my $guard = cf::lock_acquire "map_data:$path";
1780		2070
		2071	return unless $self->valid;
1781	return if $self->in_memory != cf::MAP_SWAPPED;	2072	return unless $self->in_memory == cf::MAP_SWAPPED;
1782		2073
1783	$self->in_memory (cf::MAP_LOADING);	2074	$self->in_memory (cf::MAP_LOADING);
1784		2075
1785	$self->alloc;	2076	$self->alloc;
1786		2077
1787	$self->pre_load;	2078	$self->pre_load;
1788	Coro::cede;	2079	cf::cede_to_tick;
1789		2080
		2081	my $f = new_from_file cf::object::thawer $self->{load_path};
		2082	$f->skip_block;
1790	$self->_load_objects ($self->{load_path}, 1)	2083	$self->_load_objects ($f)
1791	or return;	2084	or return;
1792		2085
1793	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1794	if delete $self->{load_original};	2087	if delete $self->{load_original};
1795		2088
1796	if (my $uniq = $self->uniq_path) {	2089	if (my $uniq = $self->uniq_path) {
1797	utf8::encode $uniq;	2090	utf8::encode $uniq;
1798	if (aio_open $uniq, O_RDONLY, 0) {	2091	unless (aio_stat $uniq) {
		2092	if (my $f = new_from_file cf::object::thawer $uniq) {
1799	$self->clear_unique_items;	2093	$self->clear_unique_items;
1800	$self->_load_objects ($uniq, 0);	2094	$self->_load_objects ($f);
		2095	$f->resolve_delayed_derefs;
		2096	}
1801	}	2097	}
1802	}	2098	}
1803		2099
1804	Coro::cede;	2100	$f->resolve_delayed_derefs;
		2101
		2102	cf::cede_to_tick;
1805	# now do the right thing for maps	2103	# now do the right thing for maps
1806	$self->link_multipart_objects;	2104	$self->link_multipart_objects;
1807	$self->difficulty ($self->estimate_difficulty)	2105	$self->difficulty ($self->estimate_difficulty)
1808	unless $self->difficulty;	2106	unless $self->difficulty;
1809	Coro::cede;	2107	cf::cede_to_tick;
1810		2108
1811	unless ($self->{deny_activate}) {	2109	unless ($self->{deny_activate}) {
1812	$self->decay_objects;	2110	$self->decay_objects;
1813	$self->fix_auto_apply;	2111	$self->fix_auto_apply;
1814	$self->update_buttons;	2112	$self->update_buttons;
1815	Coro::cede;	2113	cf::cede_to_tick;
1816	$self->set_darkness_map;	2114	$self->set_darkness_map;
1817	Coro::cede;	2115	cf::cede_to_tick;
1818	$self->activate;	2116	$self->activate;
1819	}	2117	}
1820		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1821	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1822	}	2123	}
1823		2124
1824	$self->post_load;	2125	$self->post_load;
1825	}	2126	}
1826		2127
…		…
1835		2136
1836	$self	2137	$self
1837	}	2138	}
1838		2139
1839	# find and load all maps in the 3x3 area around a map	2140	# find and load all maps in the 3x3 area around a map
1840	sub load_diag {	2141	sub load_neighbours {
1841	my ($map) = @_;	2142	my ($map) = @_;
1842		2143
1843	my @diag; # diagonal neighbours	2144	my @neigh; # diagonal neighbours
1844		2145
1845	for (0 .. 3) {	2146	for (0 .. 3) {
1846	my $neigh = $map->tile_path ($_)	2147	my $neigh = $map->tile_path ($_)
1847	or next;	2148	or next;
1848	$neigh = find $neigh, $map	2149	$neigh = find $neigh, $map
1849	or next;	2150	or next;
1850	$neigh->load;	2151	$neigh->load;
1851		2152
		2153	push @neigh,
1852	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1853	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1854	}	2156	}
1855		2157
1856	for (@diag) {	2158	for (grep defined $_->[0], @neigh) {
		2159	my ($path, $origin) = @$_;
1857	my $neigh = find @$_	2160	my $neigh = find $path, $origin
1858	or next;	2161	or next;
1859	$neigh->load;	2162	$neigh->load;
1860	}	2163	}
1861	}	2164	}
1862		2165
…		…
1867	}	2170	}
1868		2171
1869	sub do_load_sync {	2172	sub do_load_sync {
1870	my ($map) = @_;	2173	my ($map) = @_;
1871		2174
		2175	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2176	if $Coro::current == $Coro::main;
		2177
1872	cf::sync_job { $map->load };	2178	cf::sync_job { $map->load };
1873	}	2179	}
1874		2180
1875	our %MAP_PREFETCH;	2181	our %MAP_PREFETCH;
1876	our $MAP_PREFETCHER = undef;	2182	our $MAP_PREFETCHER = undef;
1877		2183
1878	sub find_async {	2184	sub find_async {
1879	my ($path, $origin) = @_;	2185	my ($path, $origin, $load) = @_;
1880		2186
1881	$path = normalise $path, $origin && $origin->{path};	2187	$path = normalise $path, $origin && $origin->{path};
1882		2188
1883	if (my $map = $cf::MAP{$path}) {	2189	if (my $map = $cf::MAP{$path}) {
1884	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1885	}	2191	}
1886		2192
1887	undef $MAP_PREFETCH{$path};	2193	$MAP_PREFETCH{$path} |= $load;
		2194
1888	$MAP_PREFETCHER ||= cf::async {	2195	$MAP_PREFETCHER ||= cf::async {
		2196	$Coro::current->{desc} = "map prefetcher";
		2197
1889	while (%MAP_PREFETCH) {	2198	while (%MAP_PREFETCH) {
1890	for my $path (keys %MAP_PREFETCH) {	2199	while (my ($k, $v) = each %MAP_PREFETCH) {
1891	my $map = find $path	2200	if (my $map = find $k) {
1892	or next;
1893	$map->load;	2201	$map->load if $v;
		2202	}
1894		2203
1895	delete $MAP_PREFETCH{$path};	2204	delete $MAP_PREFETCH{$k};
1896	}	2205	}
1897	}	2206	}
1898	undef $MAP_PREFETCHER;	2207	undef $MAP_PREFETCHER;
1899	};	2208	};
1900	$MAP_PREFETCHER->prio (6);	2209	$MAP_PREFETCHER->prio (6);
…		…
1903	}	2212	}
1904		2213
1905	sub save {	2214	sub save {
1906	my ($self) = @_;	2215	my ($self) = @_;
1907		2216
1908	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1909		2218
1910	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
1911		2220
1912	return unless $self->dirty;	2221	return unless $self->dirty;
1913		2222
…		…
1919	return if $self->{deny_save};	2228	return if $self->{deny_save};
1920		2229
1921	local $self->{last_access} = $self->last_access;#d#	2230	local $self->{last_access} = $self->last_access;#d#
1922		2231
1923	cf::async {	2232	cf::async {
		2233	$Coro::current->{desc} = "map player save";
1924	$_->contr->save for $self->players;	2234	$_->contr->save for $self->players;
1925	};	2235	};
		2236
		2237	cf::get_slot 0.02;
1926		2238
1927	if ($uniq) {	2239	if ($uniq) {
1928	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2240	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1929	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2241	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1930	} else {	2242	} else {
…		…
1936	my ($self) = @_;	2248	my ($self) = @_;
1937		2249
1938	# save first because save cedes	2250	# save first because save cedes
1939	$self->save;	2251	$self->save;
1940		2252
1941	my $lock = cf::lock_acquire "map_data:" . $self->path;	2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
1942		2254
1943	return if $self->players;	2255	return if $self->players;
1944	return if $self->in_memory != cf::MAP_IN_MEMORY;	2256	return if $self->in_memory != cf::MAP_ACTIVE;
1945	return if $self->{deny_save};	2257	return if $self->{deny_save};
1946		2258
		2259	$self->in_memory (cf::MAP_SWAPPED);
		2260
		2261	$self->deactivate;
		2262	$_->clear_links_to ($self) for values %cf::MAP;
1947	$self->clear;	2263	$self->clear;
1948	$self->in_memory (cf::MAP_SWAPPED);
1949	}	2264	}
1950		2265
1951	sub reset_at {	2266	sub reset_at {
1952	my ($self) = @_;	2267	my ($self) = @_;
1953		2268
…		…
1985	if $uniq;	2300	if $uniq;
1986	}	2301	}
1987		2302
1988	delete $cf::MAP{$self->path};	2303	delete $cf::MAP{$self->path};
1989		2304
		2305	$self->deactivate;
		2306	$_->clear_links_to ($self) for values %cf::MAP;
1990	$self->clear;	2307	$self->clear;
1991
1992	$_->clear_links_to ($self) for values %cf::MAP;
1993		2308
1994	$self->unlink_save;	2309	$self->unlink_save;
1995	$self->destroy;	2310	$self->destroy;
1996	}	2311	}
1997		2312
1998	my $nuke_counter = "aaaa";	2313	my $nuke_counter = "aaaa";
1999		2314
2000	sub nuke {	2315	sub nuke {
2001	my ($self) = @_;	2316	my ($self) = @_;
2002		2317
		2318	{
		2319	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2320
2003	delete $cf::MAP{$self->path};	2321	delete $cf::MAP{$self->path};
2004		2322
2005	$self->unlink_save;	2323	$self->unlink_save;
2006		2324
2007	bless $self, "cf::map";	2325	bless $self, "cf::map";
2008	delete $self->{deny_reset};	2326	delete $self->{deny_reset};
2009	$self->{deny_save} = 1;	2327	$self->{deny_save} = 1;
2010	$self->reset_timeout (1);	2328	$self->reset_timeout (1);
2011	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2012		2330
2013	$cf::MAP{$self->path} = $self;	2331	$cf::MAP{$self->path} = $self;
		2332	}
2014		2333
2015	$self->reset; # polite request, might not happen	2334	$self->reset; # polite request, might not happen
2016	}	2335	}
2017		2336
2018	=item $maps = cf::map::tmp_maps	2337	=item $maps = cf::map::tmp_maps
…		…
2060		2379
2061	sub unique_maps() {	2380	sub unique_maps() {
2062	[	2381	[
2063	map {	2382	map {
2064	utf8::decode $_;	2383	utf8::decode $_;
2065	/\.map$/	2384	s/\.map$//; # TODO future compatibility hack
		2385	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2386	? ()
2066	? normalise $_	2387	: normalise $_
2067	: ()
2068	} @{ aio_readdir $UNIQUEDIR or [] }	2388	} @{ aio_readdir $UNIQUEDIR or [] }
2069	]	2389	]
2070	}	2390	}
2071		2391
2072	package cf;
2073
2074	=back	2392	=back
2075		2393
2076	=head3 cf::object	2394	=head3 cf::object
2077		2395
2078	=cut	2396	=cut
…		…
2081		2399
2082	=over 4	2400	=over 4
2083		2401
2084	=item $ob->inv_recursive	2402	=item $ob->inv_recursive
2085		2403
2086	Returns the inventory of the object _and_ their inventories, recursively.	2404	Returns the inventory of the object I<and> their inventories, recursively,
		2405	but I<not> the object itself.
2087		2406
2088	=cut	2407	=cut
2089		2408
2090	sub inv_recursive_;	2409	sub inv_recursive_;
2091	sub inv_recursive_ {	2410	sub inv_recursive_ {
2092	map { $_, inv_recursive_ $_->inv } @_	2411	map { $_, inv_recursive_ $_->inv } @_
2093	}	2412	}
2094		2413
2095	sub inv_recursive {	2414	sub inv_recursive {
2096	inv_recursive_ inv $_[0]	2415	inv_recursive_ inv $_[0]
		2416	}
		2417
		2418	=item $ref = $ob->ref
		2419
		2420	Creates and returns a persistent reference to an object that can be stored as a string.
		2421
		2422	=item $ob = cf::object::deref ($refstring)
		2423
		2424	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2425	even if the object actually exists. May block.
		2426
		2427	=cut
		2428
		2429	sub deref {
		2430	my ($ref) = @_;
		2431
		2432	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2433	my ($uuid, $name) = ($1, $2);
		2434	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2435	or return;
		2436	$pl->ob->uuid eq $uuid
		2437	or return;
		2438
		2439	$pl->ob
		2440	} else {
		2441	warn "$ref: cannot resolve object reference\n";
		2442	undef
		2443	}
2097	}	2444	}
2098		2445
2099	package cf;	2446	package cf;
2100		2447
2101	=back	2448	=back
…		…
2125		2472
2126	} else {	2473	} else {
2127	my $pl = $self->contr;	2474	my $pl = $self->contr;
2128		2475
2129	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2476	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2130	my $diag = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2131	$diag->{pl}->ext_reply (	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2132	$diag->{id},
2133	msgtype => "reply",
2134	msg => $diag->{pl}->expand_cfpod ($msg),
2135	add_topics => []
2136	);
2137		2479
2138	} else {	2480	} else {
2139	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2140	$self->message ($msg, $flags);	2482	$self->message ($msg, $flags);
2141	}	2483	}
2142	}	2484	}
		2485	}
		2486
		2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2488
		2489	=cut
		2490
		2491	sub cf::object::send_msg {
		2492	my $pl = shift->contr
		2493	or return;
		2494	$pl->send_msg (@_);
2143	}	2495	}
2144		2496
2145	=item $player_object->may ("access")	2497	=item $player_object->may ("access")
2146		2498
2147	Returns wether the given player is authorized to access resource "access"	2499	Returns wether the given player is authorized to access resource "access"
…		…
2226	# use -1 or undef as default coordinates, not 0, 0	2578	# use -1 or undef as default coordinates, not 0, 0
2227	($x, $y) = ($map->enter_x, $map->enter_y)	2579	($x, $y) = ($map->enter_x, $map->enter_y)
2228	if $x <=0 && $y <= 0;	2580	if $x <=0 && $y <= 0;
2229		2581
2230	$map->load;	2582	$map->load;
2231	$map->load_diag;	2583	$map->load_neighbours;
2232		2584
2233	return unless $self->contr->active;	2585	return unless $self->contr->active;
2234	$self->activate_recursive;	2586	$self->activate_recursive;
2235		2587
2236	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2237	$self->enter_map ($map, $x, $y);	2589	$self->enter_map ($map, $x, $y);
2238	}	2590	}
2239		2591
2240	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2241		2593
2242	Moves the player to the given map-path and coordinates by first freezing	2594	Moves the player to the given map-path and coordinates by first freezing
2243	her, loading and preparing them map, calling the provided $check callback	2595	her, loading and preparing them map, calling the provided $check callback
2244	that has to return the map if sucecssful, and then unfreezes the player on	2596	that has to return the map if sucecssful, and then unfreezes the player on
2245	the new (success) or old (failed) map position.	2597	the new (success) or old (failed) map position. In either case, $done will
		2598	be called at the end of this process.
2246		2599
2247	=cut	2600	=cut
2248		2601
2249	our $GOTOGEN;	2602	our $GOTOGEN;
2250		2603
2251	sub cf::object::player::goto {	2604	sub cf::object::player::goto {
2252	my ($self, $path, $x, $y, $check) = @_;	2605	my ($self, $path, $x, $y, $check, $done) = @_;
2253		2606
2254	# do generation counting so two concurrent goto's will be executed in-order	2607	# do generation counting so two concurrent goto's will be executed in-order
2255	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2256		2609
2257	$self->enter_link;	2610	$self->enter_link;
2258		2611
2259	(async {	2612	(async {
		2613	$Coro::current->{desc} = "player::goto $path $x $y";
		2614
		2615	# *tag paths override both path and x|y
		2616	if ($path =~ /^\*(.*)$/) {
		2617	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2618	my $ob = $obs[rand @obs];
		2619
		2620	# see if we actually can go there
		2621	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2622	$ob = $obs[rand @obs];
		2623	} else {
		2624	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2625	}
		2626	# else put us there anyways for now #d#
		2627
		2628	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2629	} else {
		2630	($path, $x, $y) = (undef, undef, undef);
		2631	}
		2632	}
		2633
2260	my $map = eval {	2634	my $map = eval {
2261	my $map = cf::map::find $path;	2635	my $map = defined $path ? cf::map::find $path : undef;
2262		2636
2263	if ($map) {	2637	if ($map) {
2264	$map = $map->customise_for ($self);	2638	$map = $map->customise_for ($self);
2265	$map = $check->($map) if $check && $map;	2639	$map = $check->($map) if $check && $map;
2266	} else {	2640	} else {
2267	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2268	}	2642	}
2269		2643
2270	$map	2644	$map
2271	};	2645	};
2272		2646
…		…
2277		2651
2278	if ($gen == $self->{_goto_generation}) {	2652	if ($gen == $self->{_goto_generation}) {
2279	delete $self->{_goto_generation};	2653	delete $self->{_goto_generation};
2280	$self->leave_link ($map, $x, $y);	2654	$self->leave_link ($map, $x, $y);
2281	}	2655	}
		2656
		2657	$done->() if $done;
2282	})->prio (1);	2658	})->prio (1);
2283	}	2659	}
2284		2660
2285	=item $player_object->enter_exit ($exit_object)	2661	=item $player_object->enter_exit ($exit_object)
2286		2662
…		…
2323	$rmp->{origin_y} = $exit->y;	2699	$rmp->{origin_y} = $exit->y;
2324	}	2700	}
2325		2701
2326	$rmp->{random_seed} ||= $exit->random_seed;	2702	$rmp->{random_seed} ||= $exit->random_seed;
2327		2703
2328	my $data = cf::to_json $rmp;	2704	my $data = JSON::XS->new->utf8->pretty->canolicalize->encode ($rmp);
2329	my $md5 = Digest::MD5::md5_hex $data;	2705	my $md5 = Digest::MD5::md5_hex $data;
2330	my $meta = "$RANDOMDIR/$md5.meta";	2706	my $meta = "$RANDOMDIR/$md5.meta";
2331		2707
2332	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2333	aio_write $fh, 0, (length $data), $data, 0;	2709	aio_write $fh, 0, (length $data), $data, 0;
…		…
2355	my $hp = $exit->stats->hp;	2731	my $hp = $exit->stats->hp;
2356	my $sp = $exit->stats->sp;	2732	my $sp = $exit->stats->sp;
2357		2733
2358	$self->enter_link;	2734	$self->enter_link;
2359		2735
		2736	# if exit is damned, update players death & WoR home-position
		2737	$self->contr->savebed ($slaying, $hp, $sp)
		2738	if $exit->flag (FLAG_DAMNED);
		2739
2360	(async {	2740	(async {
		2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2742
2361	$self->deactivate_recursive; # just to be sure	2743	$self->deactivate_recursive; # just to be sure
2362	unless (eval {	2744	unless (eval {
2363	$self->goto ($slaying, $hp, $sp);	2745	$self->goto ($slaying, $hp, $sp);
2364		2746
2365	1;	2747	1;
…		…
2391		2773
2392	utf8::encode $text;	2774	utf8::encode $text;
2393	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2775	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2394	}	2776	}
2395		2777
2396	=item $client->send_msg ($color, $type, $msg, [extra...])	2778	=item $client->send_msg ($channel, $msg, $color, [extra...])
2397		2779
2398	Send a drawinfo or msg packet to the client, formatting the msg for the	2780	Send a drawinfo or msg packet to the client, formatting the msg for the
2399	client if neccessary. C<$type> should be a string identifying the type of	2781	client if neccessary. C<$type> should be a string identifying the type of
2400	the message, with C<log> being the default. If C<$color> is negative, suppress	2782	the message, with C<log> being the default. If C<$color> is negative, suppress
2401	the message unless the client supports the msg packet.	2783	the message unless the client supports the msg packet.
2402		2784
2403	=cut	2785	=cut
2404		2786
		2787	# non-persistent channels (usually the info channel)
		2788	our %CHANNEL = (
		2789	"c/identify" => {
		2790	id => "infobox",
		2791	title => "Identify",
		2792	reply => undef,
		2793	tooltip => "Items recently identified",
		2794	},
		2795	"c/examine" => {
		2796	id => "infobox",
		2797	title => "Examine",
		2798	reply => undef,
		2799	tooltip => "Signs and other items you examined",
		2800	},
		2801	"c/book" => {
		2802	id => "infobox",
		2803	title => "Book",
		2804	reply => undef,
		2805	tooltip => "The contents of a note or book",
		2806	},
		2807	"c/lookat" => {
		2808	id => "infobox",
		2809	title => "Look",
		2810	reply => undef,
		2811	tooltip => "What you saw there",
		2812	},
		2813	"c/who" => {
		2814	id => "infobox",
		2815	title => "Players",
		2816	reply => undef,
		2817	tooltip => "Shows players who are currently online",
		2818	},
		2819	"c/body" => {
		2820	id => "infobox",
		2821	title => "Body Parts",
		2822	reply => undef,
		2823	tooltip => "Shows which body parts you posess and are available",
		2824	},
		2825	"c/uptime" => {
		2826	id => "infobox",
		2827	title => "Uptime",
		2828	reply => undef,
		2829	tooltip => "How long the server has been running since last restart",
		2830	},
		2831	"c/mapinfo" => {
		2832	id => "infobox",
		2833	title => "Map Info",
		2834	reply => undef,
		2835	tooltip => "Information related to the maps",
		2836	},
		2837	);
		2838
2405	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2406	my ($self, $color, $type, $msg, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2407		2841
2408	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg);
2409		2843
		2844	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2845
		2846	# check predefined channels, for the benefit of C
		2847	if ($CHANNEL{$channel}) {
		2848	$channel = $CHANNEL{$channel};
		2849
		2850	$self->ext_msg (channel_info => $channel)
		2851	if $self->can_msg;
		2852
		2853	$channel = $channel->{id};
		2854
		2855	} elsif (ref $channel) {
		2856	# send meta info to client, if not yet sent
		2857	unless (exists $self->{channel}{$channel->{id}}) {
		2858	$self->{channel}{$channel->{id}} = $channel;
		2859	$self->ext_msg (channel_info => $channel)
		2860	if $self->can_msg;
		2861	}
		2862
		2863	$channel = $channel->{id};
		2864	}
		2865
		2866	return unless @extra || length $msg;
		2867
2410	if ($self->can_msg) {	2868	if ($self->can_msg) {
		2869	# default colour, mask it out
		2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2871	if $color & cf::NDI_DEF;
		2872
2411	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2873	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2412	} else {	2875	} else {
2413	# replace some tags by gcfclient-compatible ones
2414	for ($msg) {
2415	1 while
2416	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2417	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2418	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2419	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2420	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2421	}
2422
2423	if ($color >= 0) {	2876	if ($color >= 0) {
		2877	# replace some tags by gcfclient-compatible ones
		2878	for ($msg) {
		2879	1 while
		2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2885	}
		2886
		2887	$color &= cf::NDI_COLOR_MASK;
		2888
		2889	utf8::encode $msg;
		2890
2424	if (0 && $msg =~ /\[/) {	2891	if (0 && $msg =~ /\[/) {
		2892	# COMMAND/INFO
2425	$self->send_packet ("drawextinfo $color 4 0 $msg")	2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2426	} else {	2894	} else {
2427	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2428	$self->send_packet ("drawinfo $color $msg")	2896	$self->send_packet ("drawinfo $color $msg")
2429	}	2897	}
2430	}	2898	}
2431	}	2899	}
2432	}	2900	}
2433		2901
2434	=item $client->ext_event ($type, %msg)	2902	=item $client->ext_msg ($type, @msg)
2435		2903
2436	Sends an ext event to the client.	2904	Sends an ext event to the client.
2437		2905
2438	=cut	2906	=cut
2439		2907
2440	sub cf::client::ext_event($$%) {	2908	sub cf::client::ext_msg($$@) {
2441	my ($self, $type, %msg) = @_;	2909	my ($self, $type, @msg) = @_;
2442		2910
		2911	if ($self->extcmd == 2) {
		2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2913	} elsif ($self->extcmd == 1) { # TODO: remove
2443	$msg{msgtype} = "event_$type";	2914	push @msg, msgtype => "event_$type";
2444	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2916	}
		2917	}
		2918
		2919	=item $client->ext_reply ($msgid, @msg)
		2920
		2921	Sends an ext reply to the client.
		2922
		2923	=cut
		2924
		2925	sub cf::client::ext_reply($$@) {
		2926	my ($self, $id, @msg) = @_;
		2927
		2928	if ($self->extcmd == 2) {
		2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2930	} elsif ($self->extcmd == 1) {
		2931	#TODO: version 1, remove
		2932	unshift @msg, msgtype => "reply", msgid => $id;
		2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2934	}
2445	}	2935	}
2446		2936
2447	=item $success = $client->query ($flags, "text", \&cb)	2937	=item $success = $client->query ($flags, "text", \&cb)
2448		2938
2449	Queues a query to the client, calling the given callback with	2939	Queues a query to the client, calling the given callback with
…		…
2504	my ($ns, $buf) = @_;	2994	my ($ns, $buf) = @_;
2505		2995
2506	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2996	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2507		2997
2508	if (ref $msg) {	2998	if (ref $msg) {
		2999	my ($type, $reply, @payload) =
		3000	"ARRAY" eq ref $msg
		3001	? @$msg
		3002	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3003
		3004	my @reply;
		3005
2509	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3006	if (my $cb = $EXTICMD{$type}) {
2510	if (my %reply = $cb->($ns, $msg)) {	3007	@reply = $cb->($ns, @payload);
2511	$reply{msgid} = $msg->{msgid};
2512	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2513	}
2514	}	3008	}
		3009
		3010	$ns->ext_reply ($reply, @reply)
		3011	if $reply;
		3012
2515	} else {	3013	} else {
2516	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3014	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2517	}	3015	}
2518		3016
2519	cf::override;	3017	cf::override;
…		…
2566	our $safe = new Safe "safe";	3064	our $safe = new Safe "safe";
2567	our $safe_hole = new Safe::Hole;	3065	our $safe_hole = new Safe::Hole;
2568		3066
2569	$SIG{FPE} = 'IGNORE';	3067	$SIG{FPE} = 'IGNORE';
2570		3068
2571	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3069	$safe->permit_only (Opcode::opset qw(
		3070	:base_core :base_mem :base_orig :base_math
		3071	grepstart grepwhile mapstart mapwhile
		3072	sort time
		3073	));
2572		3074
2573	# here we export the classes and methods available to script code	3075	# here we export the classes and methods available to script code
2574		3076
2575	=pod	3077	=pod
2576		3078
2577	The following functions and methods are available within a safe environment:	3079	The following functions and methods are available within a safe environment:
2578		3080
2579	cf::object contr pay_amount pay_player map	3081	cf::object
		3082	contr pay_amount pay_player map x y force_find force_add destroy
		3083	insert remove name archname title slaying race decrease_ob_nr
		3084
2580	cf::object::player player	3085	cf::object::player
2581	cf::player peaceful	3086	player
2582	cf::map trigger	3087
		3088	cf::player
		3089	peaceful
		3090
		3091	cf::map
		3092	trigger
2583		3093
2584	=cut	3094	=cut
2585		3095
2586	for (	3096	for (
2587	["cf::object" => qw(contr pay_amount pay_player map)],	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3098	insert remove inv name archname title slaying race
		3099	decrease_ob_nr destroy)],
2588	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2589	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful)],
2590	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2591	) {	3103	) {
2592	no strict 'refs';	3104	no strict 'refs';
…		…
2668	# the server's init and main functions	3180	# the server's init and main functions
2669		3181
2670	sub load_facedata($) {	3182	sub load_facedata($) {
2671	my ($path) = @_;	3183	my ($path) = @_;
2672		3184
		3185	# HACK to clear player env face cache, we need some signal framework
		3186	# for this (global event?)
		3187	%ext::player_env::MUSIC_FACE_CACHE = ();
		3188
		3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3190
2673	warn "loading facedata from $path\n";	3191	warn "loading facedata from $path\n";
2674		3192
2675	my $facedata;	3193	my $facedata;
2676	0 < aio_load $path, $facedata	3194	0 < aio_load $path, $facedata
2677	or die "$path: $!";	3195	or die "$path: $!";
…		…
2679	$facedata = Coro::Storable::thaw $facedata;	3197	$facedata = Coro::Storable::thaw $facedata;
2680		3198
2681	$facedata->{version} == 2	3199	$facedata->{version} == 2
2682	or cf::cleanup "$path: version mismatch, cannot proceed.";	3200	or cf::cleanup "$path: version mismatch, cannot proceed.";
2683		3201
		3202	# patch in the exptable
		3203	$facedata->{resource}{"res/exp_table"} = {
		3204	type => FT_RSRC,
		3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3206	};
		3207	cf::cede_to_tick;
		3208
2684	{	3209	{
2685	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
2686		3211
2687	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2688	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
2689	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3215	cf::face::set_visibility $idx, $info->{visibility};
		3216	cf::face::set_magicmap $idx, $info->{magicmap};
2690	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2691	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2692	Coro::cede;	3219
		3220	cf::cede_to_tick;
2693	}	3221	}
2694		3222
2695	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
2696	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
2697	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
2698	or next;	3227	or next;
		3228
2699	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
		3230	cf::face::set_smooth $idx, $smooth;
2700	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2701	} else {	3232	} else {
2702	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
2703	}	3234	}
2704	Coro::cede;	3235
		3236	cf::cede_to_tick;
2705	}	3237	}
2706	}	3238	}
2707		3239
2708	{	3240	{
2709	my $anims = $facedata->{animinfo};	3241	my $anims = $facedata->{animinfo};
2710		3242
2711	while (my ($anim, $info) = each %$anims) {	3243	while (my ($anim, $info) = each %$anims) {
2712	cf::anim::set $anim, $info->{frames}, $info->{facings};	3244	cf::anim::set $anim, $info->{frames}, $info->{facings};
2713	Coro::cede;	3245	cf::cede_to_tick;
2714	}	3246	}
2715		3247
2716	cf::anim::invalidate_all; # d'oh	3248	cf::anim::invalidate_all; # d'oh
2717	}	3249	}
2718		3250
		3251	{
		3252	# TODO: for gcfclient pleasure, we should give resources
		3253	# that gcfclient doesn't grok a >10000 face index.
		3254	my $res = $facedata->{resource};
		3255
		3256	while (my ($name, $info) = each %$res) {
		3257	if (defined $info->{type}) {
		3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3259	my $data;
		3260
		3261	if ($info->{type} & 1) {
		3262	# prepend meta info
		3263
		3264	my $meta = $enc->encode ({
		3265	name => $name,
		3266	%{ $info->{meta} || {} },
		3267	});
		3268
		3269	$data = pack "(w/a*)*", $meta, $info->{data};
		3270	} else {
		3271	$data = $info->{data};
		3272	}
		3273
		3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3275	cf::face::set_type $idx, $info->{type};
		3276	} else {
		3277	$RESOURCE{$name} = $info;
		3278	}
		3279
		3280	cf::cede_to_tick;
		3281	}
		3282	}
		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3285
2719	1	3286	1
2720	}	3287	}
2721		3288
		3289	cf::global->attach (on_resource_update => sub {
		3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3292
		3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3294	my $sound = $soundconf->{compat}[$_]
		3295	or next;
		3296
		3297	my $face = cf::face::find "sound/$sound->[1]";
		3298	cf::sound::set $sound->[0] => $face;
		3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3300	}
		3301
		3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3303	my $face = cf::face::find "sound/$v";
		3304	cf::sound::set $k => $face;
		3305	}
		3306	}
		3307	});
		3308
		3309	register_exticmd fx_want => sub {
		3310	my ($ns, $want) = @_;
		3311
		3312	while (my ($k, $v) = each %$want) {
		3313	$ns->fx_want ($k, $v);
		3314	}
		3315	};
		3316
2722	sub reload_regions {	3317	sub reload_regions {
		3318	# HACK to clear player env face cache, we need some signal framework
		3319	# for this (global event?)
		3320	%ext::player_env::MUSIC_FACE_CACHE = ();
		3321
2723	load_resource_file "$MAPDIR/regions"	3322	load_resource_file "$MAPDIR/regions"
2724	or die "unable to load regions file\n";	3323	or die "unable to load regions file\n";
		3324
		3325	for (cf::region::list) {
		3326	$_->{match} = qr/$_->{match}/
		3327	if exists $_->{match};
		3328	}
2725	}	3329	}
2726		3330
2727	sub reload_facedata {	3331	sub reload_facedata {
2728	load_facedata "$DATADIR/facedata"	3332	load_facedata "$DATADIR/facedata"
2729	or die "unable to load facedata\n";	3333	or die "unable to load facedata\n";
…		…
2758		3362
2759	sub init {	3363	sub init {
2760	reload_resources;	3364	reload_resources;
2761	}	3365	}
2762		3366
2763	sub cfg_load {	3367	sub reload_config {
2764	open my $fh, "<:utf8", "$CONFDIR/config"	3368	open my $fh, "<:utf8", "$CONFDIR/config"
2765	or return;	3369	or return;
2766		3370
2767	local $/;	3371	local $/;
2768	*CFG = YAML::Syck::Load <$fh>;	3372	*CFG = YAML::Load <$fh>;
2769		3373
2770	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2771		3375
2772	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2773	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2784	sub main {	3388	sub main {
2785	# we must not ever block the main coroutine	3389	# we must not ever block the main coroutine
2786	local $Coro::idle = sub {	3390	local $Coro::idle = sub {
2787	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3391	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2788	(async {	3392	(async {
2789	Event::one_event;	3393	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3394	EV::loop EV::LOOP_ONESHOT;
2790	})->prio (Coro::PRIO_MAX);	3395	})->prio (Coro::PRIO_MAX);
2791	};	3396	};
2792		3397
2793	cfg_load;	3398	reload_config;
2794	db_init;	3399	db_init;
2795	load_extensions;	3400	load_extensions;
2796		3401
2797	$TICK_WATCHER->start;	3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3403	evthread_start IO::AIO::poll_fileno;
2798	Event::loop;	3404	EV::loop;
2799	}	3405	}
2800		3406
2801	#############################################################################	3407	#############################################################################
2802	# initialisation and cleanup	3408	# initialisation and cleanup
2803		3409
2804	# install some emergency cleanup handlers	3410	# install some emergency cleanup handlers
2805	BEGIN {	3411	BEGIN {
		3412	our %SIGWATCHER = ();
2806	for my $signal (qw(INT HUP TERM)) {	3413	for my $signal (qw(INT HUP TERM)) {
2807	Event->signal (	3414	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2808	reentrant => 0,
2809	data => WF_AUTOCANCEL,
2810	signal => $signal,
2811	prio => 0,
2812	cb => sub {
2813	cf::cleanup "SIG$signal";	3415	cf::cleanup "SIG$signal";
2814	},
2815	);	3416	};
2816	}	3417	}
2817	}	3418	}
2818		3419
2819	sub write_runtime {	3420	sub write_runtime_sync {
2820	my $runtime = "$LOCALDIR/runtime";	3421	my $runtime = "$LOCALDIR/runtime";
2821		3422
2822	# first touch the runtime file to show we are still running:	3423	# first touch the runtime file to show we are still running:
2823	# the fsync below can take a very very long time.	3424	# the fsync below can take a very very long time.
2824		3425
…		…
2850	and return;	3451	and return;
2851		3452
2852	warn "runtime file written.\n";	3453	warn "runtime file written.\n";
2853		3454
2854	1	3455	1
		3456	}
		3457
		3458	our $uuid_lock;
		3459	our $uuid_skip;
		3460
		3461	sub write_uuid_sync($) {
		3462	$uuid_skip ||= $_[0];
		3463
		3464	return if $uuid_lock;
		3465	local $uuid_lock = 1;
		3466
		3467	my $uuid = "$LOCALDIR/uuid";
		3468
		3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3470	or return;
		3471
		3472	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3473	$uuid_skip = 0;
		3474
		3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3476	and return;
		3477
		3478	# always fsync - this file is important
		3479	aio_fsync $fh
		3480	and return;
		3481
		3482	close $fh
		3483	or return;
		3484
		3485	aio_rename "$uuid~", $uuid
		3486	and return;
		3487
		3488	warn "uuid file written ($value).\n";
		3489
		3490	1
		3491
		3492	}
		3493
		3494	sub write_uuid($$) {
		3495	my ($skip, $sync) = @_;
		3496
		3497	$sync ? write_uuid_sync $skip
		3498	: async { write_uuid_sync $skip };
2855	}	3499	}
2856		3500
2857	sub emergency_save() {	3501	sub emergency_save() {
2858	my $freeze_guard = cf::freeze_mainloop;	3502	my $freeze_guard = cf::freeze_mainloop;
2859		3503
…		…
2865	# and maps saved/destroyed asynchronously.	3509	# and maps saved/destroyed asynchronously.
2866	warn "begin emergency player save\n";	3510	warn "begin emergency player save\n";
2867	for my $login (keys %cf::PLAYER) {	3511	for my $login (keys %cf::PLAYER) {
2868	my $pl = $cf::PLAYER{$login} or next;	3512	my $pl = $cf::PLAYER{$login} or next;
2869	$pl->valid or next;	3513	$pl->valid or next;
		3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2870	$pl->save;	3515	$pl->save;
2871	}	3516	}
2872	warn "end emergency player save\n";	3517	warn "end emergency player save\n";
2873		3518
2874	warn "begin emergency map save\n";	3519	warn "begin emergency map save\n";
…		…
2880	warn "end emergency map save\n";	3525	warn "end emergency map save\n";
2881		3526
2882	warn "begin emergency database checkpoint\n";	3527	warn "begin emergency database checkpoint\n";
2883	BDB::db_env_txn_checkpoint $DB_ENV;	3528	BDB::db_env_txn_checkpoint $DB_ENV;
2884	warn "end emergency database checkpoint\n";	3529	warn "end emergency database checkpoint\n";
		3530
		3531	warn "begin write uuid\n";
		3532	write_uuid_sync 1;
		3533	warn "end write uuid\n";
2885	};	3534	};
2886		3535
2887	warn "leave emergency perl save\n";	3536	warn "leave emergency perl save\n";
2888	}	3537	}
2889		3538
…		…
2904	warn "reloading...";	3553	warn "reloading...";
2905		3554
2906	warn "entering sync_job";	3555	warn "entering sync_job";
2907		3556
2908	cf::sync_job {	3557	cf::sync_job {
2909	cf::write_runtime; # external watchdog should not bark	3558	cf::write_runtime_sync; # external watchdog should not bark
2910	cf::emergency_save;	3559	cf::emergency_save;
2911	cf::write_runtime; # external watchdog should not bark	3560	cf::write_runtime_sync; # external watchdog should not bark
2912		3561
2913	warn "syncing database to disk";	3562	warn "syncing database to disk";
2914	BDB::db_env_txn_checkpoint $DB_ENV;	3563	BDB::db_env_txn_checkpoint $DB_ENV;
2915		3564
2916	# if anything goes wrong in here, we should simply crash as we already saved	3565	# if anything goes wrong in here, we should simply crash as we already saved
2917
2918	warn "cancelling all WF_AUTOCANCEL watchers";
2919	for (Event::all_watchers) {
2920	$_->cancel if $_->data & WF_AUTOCANCEL;
2921	}
2922		3566
2923	warn "flushing outstanding aio requests";	3567	warn "flushing outstanding aio requests";
2924	for (;;) {	3568	for (;;) {
2925	BDB::flush;	3569	BDB::flush;
2926	IO::AIO::flush;	3570	IO::AIO::flush;
2927	Coro::cede;	3571	Coro::cede_notself;
2928	last unless IO::AIO::nreqs || BDB::nreqs;	3572	last unless IO::AIO::nreqs || BDB::nreqs;
2929	warn "iterate...";	3573	warn "iterate...";
2930	}	3574	}
2931		3575
2932	++$RELOAD;	3576	++$RELOAD;
…		…
2991	warn "reloading cf.pm";	3635	warn "reloading cf.pm";
2992	require cf;	3636	require cf;
2993	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3637	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2994		3638
2995	warn "loading config and database again";	3639	warn "loading config and database again";
2996	cf::cfg_load;	3640	cf::reload_config;
2997		3641
2998	warn "loading extensions";	3642	warn "loading extensions";
2999	cf::load_extensions;	3643	cf::load_extensions;
3000		3644
3001	warn "reattaching attachments to objects/players";	3645	warn "reattaching attachments to objects/players";
…		…
3008	warn "leaving sync_job";	3652	warn "leaving sync_job";
3009		3653
3010	1	3654	1
3011	} or do {	3655	} or do {
3012	warn $@;	3656	warn $@;
3013	warn "error while reloading, exiting.";	3657	cf::cleanup "error while reloading, exiting.";
3014	exit 1;
3015	};	3658	};
3016		3659
3017	warn "reloaded";	3660	warn "reloaded";
3018	};	3661	};
3019		3662
…		…
3021		3664
3022	sub reload_perl() {	3665	sub reload_perl() {
3023	# doing reload synchronously and two reloads happen back-to-back,	3666	# doing reload synchronously and two reloads happen back-to-back,
3024	# coro crashes during coro_state_free->destroy here.	3667	# coro crashes during coro_state_free->destroy here.
3025		3668
3026	$RELOAD_WATCHER ||= Event->timer (	3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3027	reentrant => 0,
3028	after => 0,
3029	data => WF_AUTOCANCEL,
3030	cb => sub {
3031	do_reload_perl;	3670	do_reload_perl;
3032	undef $RELOAD_WATCHER;	3671	undef $RELOAD_WATCHER;
3033	},
3034	);	3672	};
3035	}	3673	}
3036		3674
3037	register_command "reload" => sub {	3675	register_command "reload" => sub {
3038	my ($who, $arg) = @_;	3676	my ($who, $arg) = @_;
3039		3677
3040	if ($who->flag (FLAG_WIZ)) {	3678	if ($who->flag (FLAG_WIZ)) {
3041	$who->message ("reloading server.");	3679	$who->message ("reloading server.");
		3680	async {
		3681	$Coro::current->{desc} = "perl_reload";
3042	async { reload_perl };	3682	reload_perl;
		3683	};
3043	}	3684	}
3044	};	3685	};
3045		3686
3046	unshift @INC, $LIBDIR;	3687	unshift @INC, $LIBDIR;
3047		3688
…		…
3049		3690
3050	our @WAIT_FOR_TICK;	3691	our @WAIT_FOR_TICK;
3051	our @WAIT_FOR_TICK_BEGIN;	3692	our @WAIT_FOR_TICK_BEGIN;
3052		3693
3053	sub wait_for_tick {	3694	sub wait_for_tick {
3054	return unless $TICK_WATCHER->is_active;	3695	return if tick_inhibit;
3055	return if $Coro::current == $Coro::main;	3696	return if $Coro::current == $Coro::main;
3056		3697
3057	my $signal = new Coro::Signal;	3698	my $signal = new Coro::Signal;
3058	push @WAIT_FOR_TICK, $signal;	3699	push @WAIT_FOR_TICK, $signal;
3059	$signal->wait;	3700	$signal->wait;
3060	}	3701	}
3061		3702
3062	sub wait_for_tick_begin {	3703	sub wait_for_tick_begin {
3063	return unless $TICK_WATCHER->is_active;	3704	return if tick_inhibit;
3064	return if $Coro::current == $Coro::main;	3705	return if $Coro::current == $Coro::main;
3065		3706
3066	my $signal = new Coro::Signal;	3707	my $signal = new Coro::Signal;
3067	push @WAIT_FOR_TICK_BEGIN, $signal;	3708	push @WAIT_FOR_TICK_BEGIN, $signal;
3068	$signal->wait;	3709	$signal->wait;
3069	}	3710	}
3070		3711
3071	my $min = 1e6;#d#	3712	sub tick {
3072	my $avg = 10;
3073	$TICK_WATCHER = Event->timer (
3074	reentrant => 0,
3075	parked => 1,
3076	prio => 0,
3077	at => $NEXT_TICK || $TICK,
3078	data => WF_AUTOCANCEL,
3079	cb => sub {
3080	if ($Coro::current != $Coro::main) {	3713	if ($Coro::current != $Coro::main) {
3081	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3714	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3082	unless ++$bug_warning > 10;	3715	unless ++$bug_warning > 10;
3083	return;	3716	return;
3084	}	3717	}
3085		3718
3086	$NOW = $tick_start = Event::time;
3087
3088	cf::server_tick; # one server iteration	3719	cf::server_tick; # one server iteration
3089		3720
3090	0 && sync_job {#d#	3721	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3091	for(1..10) {	3722	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3092	my $t = Event::time;	3723	Coro::async_pool {
3093	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3724	$Coro::current->{desc} = "runtime saver";
3094	or die;	3725	write_runtime_sync
3095		3726	or warn "ERROR: unable to write runtime file: $!";
3096	$map->width (50);
3097	$map->height (50);
3098	$map->alloc;
3099	$map->_load_objects ("/tmp/x.map", 1);
3100	my $t = Event::time - $t;
3101
3102	#next unless $t < 0.0013;#d#
3103	if ($t < $min) {
3104	$min = $t;
3105	}
3106	$avg = $avg * 0.99 + $t * 0.01;
3107	}
3108	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3109	exit 0;
3110	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3111	};	3727	};
		3728	}
3112		3729
3113	$RUNTIME += $TICK;
3114	$NEXT_TICK += $TICK;
3115
3116	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3117	$NEXT_RUNTIME_WRITE = $NOW + 10;
3118	Coro::async_pool {
3119	write_runtime
3120	or warn "ERROR: unable to write runtime file: $!";
3121	};
3122	}
3123
3124	# my $AFTER = Event::time;
3125	# warn $AFTER - $NOW;#d#
3126
3127	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3730	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3128	$sig->send;	3731	$sig->send;
3129	}	3732	}
3130	while (my $sig = shift @WAIT_FOR_TICK) {	3733	while (my $sig = shift @WAIT_FOR_TICK) {
3131	$sig->send;	3734	$sig->send;
3132	}	3735	}
3133		3736
3134	$NOW = Event::time;	3737	$LOAD = ($NOW - $TICK_START) / $TICK;
3135
3136	# if we are delayed by four ticks or more, skip them all
3137	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3138
3139	$TICK_WATCHER->at ($NEXT_TICK);
3140	$TICK_WATCHER->start;
3141
3142	$LOAD = ($NOW - $tick_start) / $TICK;
3143	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3738	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3144		3739
3145	_post_tick;	3740	if (0) {
3146		3741	if ($NEXT_TICK) {
3147		3742	my $jitter = $TICK_START - $NEXT_TICK;
		3743	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3744	warn "jitter $JITTER\n";#d#
		3745	}
3148	},	3746	}
3149	);	3747	}
3150		3748
3151	{	3749	{
3152	BDB::max_poll_time $TICK * 0.1;	3750	# configure BDB
3153	$BDB_POLL_WATCHER = Event->io (	3751
3154	reentrant => 0,
3155	fd => BDB::poll_fileno,
3156	poll => 'r',
3157	prio => 0,
3158	data => WF_AUTOCANCEL,
3159	cb => \&BDB::poll_cb,
3160	);
3161	BDB::min_parallel 8;	3752	BDB::min_parallel 8;
3162		3753	BDB::max_poll_reqs $TICK * 0.1;
3163	BDB::set_sync_prepare {	3754	$Coro::BDB::WATCHER->priority (1);
3164	my $status;
3165	my $current = $Coro::current;
3166	(
3167	sub {
3168	$status = $!;
3169	$current->ready; undef $current;
3170	},
3171	sub {
3172	Coro::schedule while defined $current;
3173	$! = $status;
3174	},
3175	)
3176	};
3177		3755
3178	unless ($DB_ENV) {	3756	unless ($DB_ENV) {
3179	$DB_ENV = BDB::db_env_create;	3757	$DB_ENV = BDB::db_env_create;
		3758	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3759	| BDB::LOG_AUTOREMOVE, 1);
		3760	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3761	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3180		3762
3181	cf::sync_job {	3763	cf::sync_job {
3182	eval {	3764	eval {
3183	BDB::db_env_open	3765	BDB::db_env_open
3184	$DB_ENV,	3766	$DB_ENV,
…		…
3186	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3768	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3187	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3769	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3188	0666;	3770	0666;
3189		3771
3190	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3772	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3191
3192	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3193	$DB_ENV->set_lk_detect;
3194	};	3773	};
3195		3774
3196	cf::cleanup "db_env_open(db): $@" if $@;	3775	cf::cleanup "db_env_open(db): $@" if $@;
3197	};	3776	};
3198	}	3777	}
		3778
		3779	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3780	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3781	};
		3782	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3783	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3784	};
		3785	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3786	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3787	};
3199	}	3788	}
3200		3789
3201	{	3790	{
		3791	# configure IO::AIO
		3792
3202	IO::AIO::min_parallel 8;	3793	IO::AIO::min_parallel 8;
3203
3204	undef $Coro::AIO::WATCHER;
3205	IO::AIO::max_poll_time $TICK * 0.1;	3794	IO::AIO::max_poll_time $TICK * 0.1;
3206	$AIO_POLL_WATCHER = Event->io (	3795	$Coro::AIO::WATCHER->priority (1);
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	fd => IO::AIO::poll_fileno,
3210	poll => 'r',
3211	prio => 6,
3212	cb => \&IO::AIO::poll_cb,
3213	);
3214	}	3796	}
3215		3797
3216	my $_log_backtrace;	3798	my $_log_backtrace;
3217		3799
3218	sub _log_backtrace {	3800	sub _log_backtrace {
…		…
3222		3804
3223	# limit the # of concurrent backtraces	3805	# limit the # of concurrent backtraces
3224	if ($_log_backtrace < 2) {	3806	if ($_log_backtrace < 2) {
3225	++$_log_backtrace;	3807	++$_log_backtrace;
3226	async {	3808	async {
		3809	$Coro::current->{desc} = "abt $msg";
		3810
3227	my @bt = fork_call {	3811	my @bt = fork_call {
3228	@addr = map { sprintf "%x", $_ } @addr;	3812	@addr = map { sprintf "%x", $_ } @addr;
3229	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3813	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3230	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3814	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3231	or die "addr2line: $!";	3815	or die "addr2line: $!";

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