ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.296 by root, Wed Jul 4 07:09:06 2007 UTC vs.
Revision 1.425 by root, Mon Apr 21 06:35:26 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
		57	use Digest::MD5 ();
34		58
35	# configure various modules to our taste	59	# configure various modules to our taste
36	#	60	#
37	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45		64
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		66
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		68
…		…
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
73		93
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	97	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		99
82	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	104	our $DB_ENV;
84		105
85	our %CFG;	106	our %CFG;
86		107
87	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
89		111
90	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
93		115
94	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		118
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
100		123
101	binmode STDOUT;	124	binmode STDOUT;
102	binmode STDERR;	125	binmode STDERR;
103		126
104	# read virtual server time, if available	127	# read virtual server time, if available
…		…
157		180
158	The raw value load value from the last tick.	181	The raw value load value from the last tick.
159		182
160	=item %cf::CFG	183	=item %cf::CFG
161		184
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	186	from wherever your confdir points to.
164		187
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		189
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	191	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		193
		194	=item @cf::INVOKE_RESULTS
		195
		196	This array contains the results of the last C<invoke ()> call. When
		197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		198	that call.
		199
171	=back	200	=back
172		201
173	=cut	202	=cut
174		203
175	BEGIN {	204	BEGIN {
…		…
179	$msg .= "\n"	208	$msg .= "\n"
180	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
181		210
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		212
184	utf8::encode $msg;
185	LOG llevError, $msg;	213	LOG llevError, $msg;
186	};	214	};
187	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
188		231
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
205	)) {	248	)) {
206	no strict 'refs';	249	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	251	}
209		252
210	$Event::DIED = sub {	253	$EV::DIED = sub {
211	warn "error in event callback: @_";	254	warn "error in event callback: @_";
212	};	255	};
213		256
214	#############################################################################	257	#############################################################################
215		258
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	282	$d
240	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
241	}	284	}
242		285
243	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
244		287
245	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
246		289
247	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
248		291
249	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
250		293
251	=cut	294	=cut
252		295
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		297
255	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
257		300
258	=item cf::lock_wait $string	301	=item cf::lock_wait $string
259		302
260	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
261		304
…		…
264	Wait until the given lock is available and then acquires it and returns	307	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
267	returned.	310	returned.
268		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
269	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
271		317
272	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
273		319
274	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
275		321
276	=cut	322	=cut
277		323
278	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
279		326
280	sub lock_wait($) {	327	sub lock_wait($) {
281	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
282		334
283	# wait for lock, if any	335	# wait for lock, if any
284	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	338	Coro::schedule;
…		…
292		344
293	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
294	lock_wait $key;	346	lock_wait $key;
295		347
296	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
297		350
298	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
301	}	355	}
302	}	356	}
303		357
…		…
306		360
307	! ! $LOCK{$key}	361	! ! $LOCK{$key}
308	}	362	}
309		363
310	sub freeze_mainloop {	364	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
312		366
313	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
314	$TICK_WATCHER->start;	368	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
315	};	428	}
316	$TICK_WATCHER->stop;	429	};
317	$guard	430
		431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
		434	my ($time, $pri, $name) = @_;
		435
		436	$time = $TICK * .6 if $time > $TICK * .6;
		437	my $sig = new Coro::Signal;
		438
		439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		441	$SLOT_QUEUE->ready;
		442	$sig->wait;
318	}	443	}
319		444
320	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
321		446
322	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		452
328	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
329		454
330	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
331		456
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	460	acceptable.
336		461
337	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		468
344	sub sync_job(&) {	469	sub sync_job(&) {
345	my ($job) = @_;	470	my ($job) = @_;
346		471
347	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	473	my $time = EV::time;
349		474
350	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
352		477
353	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	479
355	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
356		481
357	my $busy = 1;	482	my $busy = 1;
358	my @res;	483	my @res;
359		484
360	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	487	@res = eval { $job->() };
362	warn $@ if $@;	488	warn $@ if $@;
363	undef $busy;	489	undef $busy;
364	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
365		491
366	while ($busy) {	492	while ($busy) {
367	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
368	}	497	}
		498	}
369		499
370	$time = Event::time - $time;	500	my $time = EV::time - $time;
371		501
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
376		503
377	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
378	} else {	505	} else {
379	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
380		507
…		…
405	=item fork_call { }, $args	532	=item fork_call { }, $args
406		533
407	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
411		538
412	=cut	539	=cut
413		540
414	sub fork_call(&@) {	541	sub fork_call(&@) {
415	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
416		543
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	544	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		547
422	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	549	reset_signals;
435	local $SIG{__WARN__};	550	&$cb
436	local $SIG{__DIE__};	551	}, @args;
437	eval {
438	close $fh1;
439		552
440	my @res = eval { $cb->(@args) };	553	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	554	}
442	};
443		555
444	warn $@ if $@;	556	=item $coin = coin_from_name $name
445	_exit 0;	557
446	}	558	=cut
		559
		560	our %coin_alias = (
		561	"silver" => "silvercoin",
		562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
447	}	581	}
448		582
449	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
450		584
451	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
454		588
455	Stores the given C<$value> in the family. It can currently store binary	589	Stores the given C<$value> in the family. It can currently store binary
456	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	590	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
457		591
		592	=item $db = cf::db_table "name"
		593
		594	Create and/or open a new database table. The string must not be "db" and must be unique
		595	within each server.
		596
458	=cut	597	=cut
		598
		599	sub db_table($) {
		600	my ($name) = @_;
		601	my $db = BDB::db_create $DB_ENV;
		602
		603	eval {
		604	$db->set_flags (BDB::CHKSUM);
		605
		606	utf8::encode $name;
		607	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		608	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		609	cf::cleanup "db_open(db): $!" if $!;
		610	};
		611	cf::cleanup "db_open(db): $@" if $@;
		612
		613	$db
		614	}
459		615
460	our $DB;	616	our $DB;
461		617
462	sub db_init {	618	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	619	cf::sync_job {
467	eval {	620	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	621	};
477	}	622	}
478		623
479	sub db_get($$) {	624	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
481		626
…		…
531	if (1) {	676	if (1) {
532	$md5 =	677	$md5 =
533	join "\x00",	678	join "\x00",
534	$processversion,	679	$processversion,
535	map {	680	map {
536	Coro::cede;	681	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	683	} 0.. $#$src;
539		684
540		685
541	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
585	attach callbacks/event handlers (a collection of which is called an "attachment")	730	attach callbacks/event handlers (a collection of which is called an "attachment")
586	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
587		732
588	In the following description, CLASS can be any of C<global>, C<object>	733	In the following description, CLASS can be any of C<global>, C<object>
589	C<player>, C<client> or C<map> (i.e. the attachable objects in	734	C<player>, C<client> or C<map> (i.e. the attachable objects in
590	Crossfire TRT).	735	Deliantra).
591		736
592	=over 4	737	=over 4
593		738
594	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
595		740
…		…
847	";	992	";
848	die if $@;	993	die if $@;
849	}	994	}
850		995
851	our $override;	996	our $override;
852	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	997	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853		998
854	sub override {	999	sub override {
855	$override = 1;	1000	$override = 1;
856	@invoke_results = ();	1001	@INVOKE_RESULTS = (@_);
857	}	1002	}
858		1003
859	sub do_invoke {	1004	sub do_invoke {
860	my $event = shift;	1005	my $event = shift;
861	my $callbacks = shift;	1006	my $callbacks = shift;
862		1007
863	@invoke_results = ();	1008	@INVOKE_RESULTS = ();
864		1009
865	local $override;	1010	local $override;
866		1011
867	for (@$callbacks) {	1012	for (@$callbacks) {
868	eval { &{$_->[1]} };	1013	eval { &{$_->[1]} };
…		…
877	}	1022	}
878		1023
879	0	1024	0
880	}	1025	}
881		1026
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1028
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1030
886	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
887		1032
888	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1033	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
889	removed in future versions), and there is no public API to access override	1034	removed in future versions), and there is no public API to access override
890	results (if you must, access C<@cf::invoke_results> directly).	1035	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1036
892	=back	1037	=back
893		1038
894	=cut	1039	=cut
895		1040
896	#############################################################################	1041	#############################################################################
897	# object support	1042	# object support
		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
		1077	sub _can_merge {
		1078	my ($ob1, $ob2) = @_;
		1079
		1080	++$SLOW_MERGES;#d#
		1081
		1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
		1084	}
898		1085
899	sub reattach {	1086	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1088	my ($obj) = @_;
902		1089
…		…
923	cf::attachable->attach (	1110	cf::attachable->attach (
924	prio => -1000000,	1111	prio => -1000000,
925	on_instantiate => sub {	1112	on_instantiate => sub {
926	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
927		1114
928	$data = from_json $data;	1115	$data = decode_json $data;
929		1116
930	for (@$data) {	1117	for (@$data) {
931	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
932		1119
933	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1136	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
951		1138
952	sync_job {	1139	sync_job {
953	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
956		1144
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1146	chmod SAVE_MODE, $fh;
959	aio_write $fh, 0, (length $$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	s/\s+\n/\n/g; # ws line-ends	1693	s/\s+\n/\n/g; # ws line-ends
1418	s/\n\n+/\n/g; # double lines	1694	s/\n\n+/\n/g; # double lines
1419	s/^\n+//; # beginning lines	1695	s/^\n+//; # beginning lines
1420	s/\n+$//; # ending lines	1696	s/\n+$//; # ending lines
		1697	}
1421		1698
1422	$_	1699	$xml
1423	}	1700	}
		1701
		1702	no re 'eval';
1424		1703
1425	sub hintmode {	1704	sub hintmode {
1426	$_[0]{hintmode} = $_[1] if @_ > 1;	1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1427	$_[0]{hintmode}	1706	$_[0]{hintmode}
1428	}	1707	}
1429		1708
1430	=item $player->ext_reply ($msgid, %msg)	1709	=item $player->ext_reply ($msgid, @msg)
1431		1710
1432	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1433		1712
1434	=cut	1713	=cut
1435		1714
1436	sub ext_reply($$%) {	1715	sub ext_reply($$@) {
1437	my ($self, $id, %msg) = @_;	1716	my ($self, $id, @msg) = @_;
1438		1717
1439	$msg{msgid} = $id;	1718	$self->ns->ext_reply ($id, @msg)
1440	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1441	}	1719	}
1442		1720
1443	=item $player->ext_event ($type, %msg)	1721	=item $player->ext_msg ($type, @msg)
1444		1722
1445	Sends an ext event to the client.	1723	Sends an ext event to the client.
1446		1724
1447	=cut	1725	=cut
1448		1726
1449	sub ext_event($$%) {	1727	sub ext_msg($$@) {
1450	my ($self, $type, %msg) = @_;	1728	my ($self, $type, @msg) = @_;
1451		1729
1452	$self->ns->ext_event ($type, %msg);	1730	$self->ns->ext_msg ($type, @msg);
1453	}	1731	}
1454		1732
1455	=head3 cf::region	1733	=head3 cf::region
1456		1734
1457	=over 4	1735	=over 4
…		…
1470	my ($path) = @_;	1748	my ($path) = @_;
1471		1749
1472	my ($match, $specificity);	1750	my ($match, $specificity);
1473		1751
1474	for my $region (list) {	1752	for my $region (list) {
1475	if ($region->match && $path =~ $region->match) {	1753	if ($region->{match} && $path =~ $region->{match}) {
1476	($match, $specificity) = ($region, $region->specificity)	1754	($match, $specificity) = ($region, $region->specificity)
1477	if $region->specificity > $specificity;	1755	if $region->specificity > $specificity;
1478	}	1756	}
1479	}	1757	}
1480		1758
…		…
1501	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1502	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1503		1781
1504	sub generate_random_map {	1782	sub generate_random_map {
1505	my ($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
1506	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1507	$self->_create_random_map (	1788	$self->_create_random_map (
1508	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1509	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1510	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1600	$self->init; # pass $1 etc.	1881	$self->init; # pass $1 etc.
1601	return $self;	1882	return $self;
1602	}	1883	}
1603	}	1884	}
1604		1885
1605	Carp::carp "unable to resolve path '$path' (base '$base').";	1886	Carp::cluck "unable to resolve path '$path' (base '$base').";
1606	()	1887	()
1607	}	1888	}
1608		1889
1609	sub init {	1890	sub init {
1610	my ($self) = @_;	1891	my ($self) = @_;
…		…
1632		1913
1633	# the temporary/swap location	1914	# the temporary/swap location
1634	sub save_path {	1915	sub save_path {
1635	my ($self) = @_;	1916	my ($self) = @_;
1636		1917
1637	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1638	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1639	}	1920	}
1640		1921
1641	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1642	sub uniq_path {	1923	sub uniq_path {
1643	my ($self) = @_;	1924	my ($self) = @_;
1644		1925
1645	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1646	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1647	}	1928	}
1648		1929
1649	# and all this just because we cannot iterate over	1930	# and all this just because we cannot iterate over
1650	# all maps in C++...	1931	# all maps in C++...
…		…
1673		1954
1674	sub load_header_from($) {	1955	sub load_header_from($) {
1675	my ($self, $path) = @_;	1956	my ($self, $path) = @_;
1676		1957
1677	utf8::encode $path;	1958	utf8::encode $path;
1678	#aio_open $path, O_RDONLY, 0	1959	my $f = new_from_file cf::object::thawer $path
1679	# or return;
1680
1681	$self->_load_header ($path)
1682	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;
1683		1967
1684	$self->{load_path} = $path;	1968	$self->{load_path} = $path;
1685		1969
1686	1	1970	1
1687	}	1971	}
…		…
1741	sub find {	2025	sub find {
1742	my ($path, $origin) = @_;	2026	my ($path, $origin) = @_;
1743		2027
1744	$path = normalise $path, $origin && $origin->path;	2028	$path = normalise $path, $origin && $origin->path;
1745		2029
		2030	cf::lock_wait "map_data:$path";#d#remove
1746	cf::lock_wait "map_find:$path";	2031	cf::lock_wait "map_find:$path";
1747		2032
1748	$cf::MAP{$path} || do {	2033	$cf::MAP{$path} || do {
1749	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
1750	my $map = new_from_path cf::map $path	2037	my $map = new_from_path cf::map $path
1751	or return;	2038	or return;
1752		2039
1753	$map->{last_save} = $cf::RUNTIME;	2040	$map->{last_save} = $cf::RUNTIME;
1754		2041
…		…
1756	or return;	2043	or return;
1757		2044
1758	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1759	# doing this can freeze the server in a sync job, obviously	2046	# doing this can freeze the server in a sync job, obviously
1760	#$cf::WAIT_FOR_TICK->wait;	2047	#$cf::WAIT_FOR_TICK->wait;
		2048	undef $guard1;
		2049	undef $guard2;
1761	$map->reset;	2050	$map->reset;
1762	undef $guard;
1763	return find $path;	2051	return find $path;
1764	}	2052	}
1765		2053
1766	$cf::MAP{$path} = $map	2054	$cf::MAP{$path} = $map
1767	}	2055	}
…		…
1776	local $self->{deny_reset} = 1; # loading can take a long time	2064	local $self->{deny_reset} = 1; # loading can take a long time
1777		2065
1778	my $path = $self->{path};	2066	my $path = $self->{path};
1779		2067
1780	{	2068	{
1781	my $guard = cf::lock_acquire "map_load:$path";	2069	my $guard = cf::lock_acquire "map_data:$path";
1782		2070
		2071	return unless $self->valid;
1783	return if $self->in_memory != cf::MAP_SWAPPED;	2072	return unless $self->in_memory == cf::MAP_SWAPPED;
1784		2073
1785	$self->in_memory (cf::MAP_LOADING);	2074	$self->in_memory (cf::MAP_LOADING);
1786		2075
1787	$self->alloc;	2076	$self->alloc;
1788		2077
1789	$self->pre_load;	2078	$self->pre_load;
1790	Coro::cede;	2079	cf::cede_to_tick;
1791		2080
		2081	my $f = new_from_file cf::object::thawer $self->{load_path};
		2082	$f->skip_block;
1792	$self->_load_objects ($self->{load_path}, 1)	2083	$self->_load_objects ($f)
1793	or return;	2084	or return;
1794		2085
1795	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1796	if delete $self->{load_original};	2087	if delete $self->{load_original};
1797		2088
1798	if (my $uniq = $self->uniq_path) {	2089	if (my $uniq = $self->uniq_path) {
1799	utf8::encode $uniq;	2090	utf8::encode $uniq;
1800	if (aio_open $uniq, O_RDONLY, 0) {	2091	unless (aio_stat $uniq) {
		2092	if (my $f = new_from_file cf::object::thawer $uniq) {
1801	$self->clear_unique_items;	2093	$self->clear_unique_items;
1802	$self->_load_objects ($uniq, 0);	2094	$self->_load_objects ($f);
		2095	$f->resolve_delayed_derefs;
		2096	}
1803	}	2097	}
1804	}	2098	}
1805		2099
1806	Coro::cede;	2100	$f->resolve_delayed_derefs;
		2101
		2102	cf::cede_to_tick;
1807	# now do the right thing for maps	2103	# now do the right thing for maps
1808	$self->link_multipart_objects;	2104	$self->link_multipart_objects;
1809	$self->difficulty ($self->estimate_difficulty)	2105	$self->difficulty ($self->estimate_difficulty)
1810	unless $self->difficulty;	2106	unless $self->difficulty;
1811	Coro::cede;	2107	cf::cede_to_tick;
1812		2108
1813	unless ($self->{deny_activate}) {	2109	unless ($self->{deny_activate}) {
1814	$self->decay_objects;	2110	$self->decay_objects;
1815	$self->fix_auto_apply;	2111	$self->fix_auto_apply;
1816	$self->update_buttons;	2112	$self->update_buttons;
1817	Coro::cede;	2113	cf::cede_to_tick;
1818	$self->set_darkness_map;	2114	$self->set_darkness_map;
1819	Coro::cede;	2115	cf::cede_to_tick;
1820	$self->activate;	2116	$self->activate;
1821	}	2117	}
1822		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1823	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1824	}	2123	}
1825		2124
1826	$self->post_load;	2125	$self->post_load;
1827	}	2126	}
1828		2127
…		…
1837		2136
1838	$self	2137	$self
1839	}	2138	}
1840		2139
1841	# find and load all maps in the 3x3 area around a map	2140	# find and load all maps in the 3x3 area around a map
1842	sub load_diag {	2141	sub load_neighbours {
1843	my ($map) = @_;	2142	my ($map) = @_;
1844		2143
1845	my @diag; # diagonal neighbours	2144	my @neigh; # diagonal neighbours
1846		2145
1847	for (0 .. 3) {	2146	for (0 .. 3) {
1848	my $neigh = $map->tile_path ($_)	2147	my $neigh = $map->tile_path ($_)
1849	or next;	2148	or next;
1850	$neigh = find $neigh, $map	2149	$neigh = find $neigh, $map
1851	or next;	2150	or next;
1852	$neigh->load;	2151	$neigh->load;
1853		2152
		2153	push @neigh,
1854	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1855	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1856	}	2156	}
1857		2157
1858	for (@diag) {	2158	for (grep defined $_->[0], @neigh) {
		2159	my ($path, $origin) = @$_;
1859	my $neigh = find @$_	2160	my $neigh = find $path, $origin
1860	or next;	2161	or next;
1861	$neigh->load;	2162	$neigh->load;
1862	}	2163	}
1863	}	2164	}
1864		2165
…		…
1869	}	2170	}
1870		2171
1871	sub do_load_sync {	2172	sub do_load_sync {
1872	my ($map) = @_;	2173	my ($map) = @_;
1873		2174
		2175	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2176	if $Coro::current == $Coro::main;
		2177
1874	cf::sync_job { $map->load };	2178	cf::sync_job { $map->load };
1875	}	2179	}
1876		2180
1877	our %MAP_PREFETCH;	2181	our %MAP_PREFETCH;
1878	our $MAP_PREFETCHER = undef;	2182	our $MAP_PREFETCHER = undef;
1879		2183
1880	sub find_async {	2184	sub find_async {
1881	my ($path, $origin) = @_;	2185	my ($path, $origin, $load) = @_;
1882		2186
1883	$path = normalise $path, $origin && $origin->{path};	2187	$path = normalise $path, $origin && $origin->{path};
1884		2188
1885	if (my $map = $cf::MAP{$path}) {	2189	if (my $map = $cf::MAP{$path}) {
1886	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1887	}	2191	}
1888		2192
1889	undef $MAP_PREFETCH{$path};	2193	$MAP_PREFETCH{$path} |= $load;
		2194
1890	$MAP_PREFETCHER ||= cf::async {	2195	$MAP_PREFETCHER ||= cf::async {
		2196	$Coro::current->{desc} = "map prefetcher";
		2197
1891	while (%MAP_PREFETCH) {	2198	while (%MAP_PREFETCH) {
1892	for my $path (keys %MAP_PREFETCH) {	2199	while (my ($k, $v) = each %MAP_PREFETCH) {
1893	my $map = find $path	2200	if (my $map = find $k) {
1894	or next;
1895	$map->load;	2201	$map->load if $v;
		2202	}
1896		2203
1897	delete $MAP_PREFETCH{$path};	2204	delete $MAP_PREFETCH{$k};
1898	}	2205	}
1899	}	2206	}
1900	undef $MAP_PREFETCHER;	2207	undef $MAP_PREFETCHER;
1901	};	2208	};
1902	$MAP_PREFETCHER->prio (6);	2209	$MAP_PREFETCHER->prio (6);
…		…
1905	}	2212	}
1906		2213
1907	sub save {	2214	sub save {
1908	my ($self) = @_;	2215	my ($self) = @_;
1909		2216
1910	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1911		2218
1912	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
1913		2220
1914	return unless $self->dirty;	2221	return unless $self->dirty;
1915		2222
…		…
1921	return if $self->{deny_save};	2228	return if $self->{deny_save};
1922		2229
1923	local $self->{last_access} = $self->last_access;#d#	2230	local $self->{last_access} = $self->last_access;#d#
1924		2231
1925	cf::async {	2232	cf::async {
		2233	$Coro::current->{desc} = "map player save";
1926	$_->contr->save for $self->players;	2234	$_->contr->save for $self->players;
1927	};	2235	};
		2236
		2237	cf::get_slot 0.02;
1928		2238
1929	if ($uniq) {	2239	if ($uniq) {
1930	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2240	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1931	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2241	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1932	} else {	2242	} else {
…		…
1938	my ($self) = @_;	2248	my ($self) = @_;
1939		2249
1940	# save first because save cedes	2250	# save first because save cedes
1941	$self->save;	2251	$self->save;
1942		2252
1943	my $lock = cf::lock_acquire "map_data:" . $self->path;	2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
1944		2254
1945	return if $self->players;	2255	return if $self->players;
1946	return if $self->in_memory != cf::MAP_IN_MEMORY;	2256	return if $self->in_memory != cf::MAP_ACTIVE;
1947	return if $self->{deny_save};	2257	return if $self->{deny_save};
1948		2258
		2259	$self->in_memory (cf::MAP_SWAPPED);
		2260
		2261	$self->deactivate;
		2262	$_->clear_links_to ($self) for values %cf::MAP;
1949	$self->clear;	2263	$self->clear;
1950	$self->in_memory (cf::MAP_SWAPPED);
1951	}	2264	}
1952		2265
1953	sub reset_at {	2266	sub reset_at {
1954	my ($self) = @_;	2267	my ($self) = @_;
1955		2268
…		…
1987	if $uniq;	2300	if $uniq;
1988	}	2301	}
1989		2302
1990	delete $cf::MAP{$self->path};	2303	delete $cf::MAP{$self->path};
1991		2304
		2305	$self->deactivate;
		2306	$_->clear_links_to ($self) for values %cf::MAP;
1992	$self->clear;	2307	$self->clear;
1993
1994	$_->clear_links_to ($self) for values %cf::MAP;
1995		2308
1996	$self->unlink_save;	2309	$self->unlink_save;
1997	$self->destroy;	2310	$self->destroy;
1998	}	2311	}
1999		2312
2000	my $nuke_counter = "aaaa";	2313	my $nuke_counter = "aaaa";
2001		2314
2002	sub nuke {	2315	sub nuke {
2003	my ($self) = @_;	2316	my ($self) = @_;
2004		2317
		2318	{
		2319	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2320
2005	delete $cf::MAP{$self->path};	2321	delete $cf::MAP{$self->path};
2006		2322
2007	$self->unlink_save;	2323	$self->unlink_save;
2008		2324
2009	bless $self, "cf::map";	2325	bless $self, "cf::map";
2010	delete $self->{deny_reset};	2326	delete $self->{deny_reset};
2011	$self->{deny_save} = 1;	2327	$self->{deny_save} = 1;
2012	$self->reset_timeout (1);	2328	$self->reset_timeout (1);
2013	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2014		2330
2015	$cf::MAP{$self->path} = $self;	2331	$cf::MAP{$self->path} = $self;
		2332	}
2016		2333
2017	$self->reset; # polite request, might not happen	2334	$self->reset; # polite request, might not happen
2018	}	2335	}
2019		2336
2020	=item $maps = cf::map::tmp_maps	2337	=item $maps = cf::map::tmp_maps
…		…
2062		2379
2063	sub unique_maps() {	2380	sub unique_maps() {
2064	[	2381	[
2065	map {	2382	map {
2066	utf8::decode $_;	2383	utf8::decode $_;
2067	/\.map$/	2384	s/\.map$//; # TODO future compatibility hack
		2385	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2386	? ()
2068	? normalise $_	2387	: normalise $_
2069	: ()
2070	} @{ aio_readdir $UNIQUEDIR or [] }	2388	} @{ aio_readdir $UNIQUEDIR or [] }
2071	]	2389	]
2072	}	2390	}
2073		2391
2074	package cf;
2075
2076	=back	2392	=back
2077		2393
2078	=head3 cf::object	2394	=head3 cf::object
2079		2395
2080	=cut	2396	=cut
…		…
2083		2399
2084	=over 4	2400	=over 4
2085		2401
2086	=item $ob->inv_recursive	2402	=item $ob->inv_recursive
2087		2403
2088	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.
2089		2406
2090	=cut	2407	=cut
2091		2408
2092	sub inv_recursive_;	2409	sub inv_recursive_;
2093	sub inv_recursive_ {	2410	sub inv_recursive_ {
2094	map { $_, inv_recursive_ $_->inv } @_	2411	map { $_, inv_recursive_ $_->inv } @_
2095	}	2412	}
2096		2413
2097	sub inv_recursive {	2414	sub inv_recursive {
2098	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	}
2099	}	2444	}
2100		2445
2101	package cf;	2446	package cf;
2102		2447
2103	=back	2448	=back
…		…
2127		2472
2128	} else {	2473	} else {
2129	my $pl = $self->contr;	2474	my $pl = $self->contr;
2130		2475
2131	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2476	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2132	my $diag = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2133	$diag->{pl}->ext_reply (	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2134	$diag->{id},
2135	msgtype => "reply",
2136	msg => $diag->{pl}->expand_cfpod ($msg),
2137	add_topics => []
2138	);
2139		2479
2140	} else {	2480	} else {
2141	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2142	$self->message ($msg, $flags);	2482	$self->message ($msg, $flags);
2143	}	2483	}
2144	}	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 (@_);
2145	}	2495	}
2146		2496
2147	=item $player_object->may ("access")	2497	=item $player_object->may ("access")
2148		2498
2149	Returns wether the given player is authorized to access resource "access"	2499	Returns wether the given player is authorized to access resource "access"
…		…
2228	# use -1 or undef as default coordinates, not 0, 0	2578	# use -1 or undef as default coordinates, not 0, 0
2229	($x, $y) = ($map->enter_x, $map->enter_y)	2579	($x, $y) = ($map->enter_x, $map->enter_y)
2230	if $x <=0 && $y <= 0;	2580	if $x <=0 && $y <= 0;
2231		2581
2232	$map->load;	2582	$map->load;
2233	$map->load_diag;	2583	$map->load_neighbours;
2234		2584
2235	return unless $self->contr->active;	2585	return unless $self->contr->active;
2236	$self->activate_recursive;	2586	$self->activate_recursive;
2237		2587
2238	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2239	$self->enter_map ($map, $x, $y);	2589	$self->enter_map ($map, $x, $y);
2240	}	2590	}
2241		2591
2242	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2243		2593
2244	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
2245	her, loading and preparing them map, calling the provided $check callback	2595	her, loading and preparing them map, calling the provided $check callback
2246	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
2247	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.
2248		2599
2249	=cut	2600	=cut
2250		2601
2251	our $GOTOGEN;	2602	our $GOTOGEN;
2252		2603
2253	sub cf::object::player::goto {	2604	sub cf::object::player::goto {
2254	my ($self, $path, $x, $y, $check) = @_;	2605	my ($self, $path, $x, $y, $check, $done) = @_;
2255		2606
2256	# 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
2257	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2258		2609
2259	$self->enter_link;	2610	$self->enter_link;
2260		2611
2261	(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
2262	my $map = eval {	2634	my $map = eval {
2263	my $map = cf::map::find $path;	2635	my $map = defined $path ? cf::map::find $path : undef;
2264		2636
2265	if ($map) {	2637	if ($map) {
2266	$map = $map->customise_for ($self);	2638	$map = $map->customise_for ($self);
2267	$map = $check->($map) if $check && $map;	2639	$map = $check->($map) if $check && $map;
2268	} else {	2640	} else {
2269	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2270	}	2642	}
2271		2643
2272	$map	2644	$map
2273	};	2645	};
2274		2646
…		…
2279		2651
2280	if ($gen == $self->{_goto_generation}) {	2652	if ($gen == $self->{_goto_generation}) {
2281	delete $self->{_goto_generation};	2653	delete $self->{_goto_generation};
2282	$self->leave_link ($map, $x, $y);	2654	$self->leave_link ($map, $x, $y);
2283	}	2655	}
		2656
		2657	$done->() if $done;
2284	})->prio (1);	2658	})->prio (1);
2285	}	2659	}
2286		2660
2287	=item $player_object->enter_exit ($exit_object)	2661	=item $player_object->enter_exit ($exit_object)
2288		2662
…		…
2325	$rmp->{origin_y} = $exit->y;	2699	$rmp->{origin_y} = $exit->y;
2326	}	2700	}
2327		2701
2328	$rmp->{random_seed} ||= $exit->random_seed;	2702	$rmp->{random_seed} ||= $exit->random_seed;
2329		2703
2330	my $data = cf::to_json $rmp;	2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2331	my $md5 = Digest::MD5::md5_hex $data;	2705	my $md5 = Digest::MD5::md5_hex $data;
2332	my $meta = "$RANDOMDIR/$md5.meta";	2706	my $meta = "$RANDOMDIR/$md5.meta";
2333		2707
2334	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2335	aio_write $fh, 0, (length $data), $data, 0;	2709	aio_write $fh, 0, (length $data), $data, 0;
…		…
2362	# if exit is damned, update players death & WoR home-position	2736	# if exit is damned, update players death & WoR home-position
2363	$self->contr->savebed ($slaying, $hp, $sp)	2737	$self->contr->savebed ($slaying, $hp, $sp)
2364	if $exit->flag (FLAG_DAMNED);	2738	if $exit->flag (FLAG_DAMNED);
2365		2739
2366	(async {	2740	(async {
		2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2742
2367	$self->deactivate_recursive; # just to be sure	2743	$self->deactivate_recursive; # just to be sure
2368	unless (eval {	2744	unless (eval {
2369	$self->goto ($slaying, $hp, $sp);	2745	$self->goto ($slaying, $hp, $sp);
2370		2746
2371	1;	2747	1;
…		…
2397		2773
2398	utf8::encode $text;	2774	utf8::encode $text;
2399	$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);
2400	}	2776	}
2401		2777
2402	=item $client->send_msg ($color, $type, $msg, [extra...])	2778	=item $client->send_msg ($channel, $msg, $color, [extra...])
2403		2779
2404	Send a drawinfo or msg packet to the client, formatting the msg for the	2780	Send a drawinfo or msg packet to the client, formatting the msg for the
2405	client if neccessary. C<$type> should be a string identifying the type of	2781	client if neccessary. C<$type> should be a string identifying the type of
2406	the message, with C<log> being the default. If C<$color> is negative, suppress	2782	the message, with C<log> being the default. If C<$color> is negative, suppress
2407	the message unless the client supports the msg packet.	2783	the message unless the client supports the msg packet.
2408		2784
2409	=cut	2785	=cut
2410		2786
		2787	# non-persistent channels (usually the info channel)
		2788	our %CHANNEL = (
		2789	"c/identify" => {
		2790	id => "infobox",
		2791	title => "Identify",
		2792	reply => undef,
		2793	tooltip => "Items recently identified",
		2794	},
		2795	"c/examine" => {
		2796	id => "infobox",
		2797	title => "Examine",
		2798	reply => undef,
		2799	tooltip => "Signs and other items you examined",
		2800	},
		2801	"c/book" => {
		2802	id => "infobox",
		2803	title => "Book",
		2804	reply => undef,
		2805	tooltip => "The contents of a note or book",
		2806	},
		2807	"c/lookat" => {
		2808	id => "infobox",
		2809	title => "Look",
		2810	reply => undef,
		2811	tooltip => "What you saw there",
		2812	},
		2813	"c/who" => {
		2814	id => "infobox",
		2815	title => "Players",
		2816	reply => undef,
		2817	tooltip => "Shows players who are currently online",
		2818	},
		2819	"c/body" => {
		2820	id => "infobox",
		2821	title => "Body Parts",
		2822	reply => undef,
		2823	tooltip => "Shows which body parts you posess and are available",
		2824	},
		2825	"c/uptime" => {
		2826	id => "infobox",
		2827	title => "Uptime",
		2828	reply => undef,
		2829	tooltip => "How long the server has been running since last restart",
		2830	},
		2831	"c/mapinfo" => {
		2832	id => "infobox",
		2833	title => "Map Info",
		2834	reply => undef,
		2835	tooltip => "Information related to the maps",
		2836	},
		2837	);
		2838
2411	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2412	my ($self, $color, $type, $msg, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2413		2841
2414	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg);
2415		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
2416	return unless @extra || length $msg;	2866	return unless @extra || length $msg;
2417		2867
2418	if ($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
2419	$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, $msg, @extra]));
2420	} else {	2875	} else {
2421	# replace some tags by gcfclient-compatible ones
2422	for ($msg) {
2423	1 while
2424	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2425	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2426	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2427	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2428	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2429	}
2430
2431	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
2432	if (0 && $msg =~ /\[/) {	2891	if (0 && $msg =~ /\[/) {
		2892	# COMMAND/INFO
2433	$self->send_packet ("drawextinfo $color 4 0 $msg")	2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2434	} else {	2894	} else {
2435	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2436	$self->send_packet ("drawinfo $color $msg")	2896	$self->send_packet ("drawinfo $color $msg")
2437	}	2897	}
2438	}	2898	}
2439	}	2899	}
2440	}	2900	}
2441		2901
2442	=item $client->ext_event ($type, %msg)	2902	=item $client->ext_msg ($type, @msg)
2443		2903
2444	Sends an ext event to the client.	2904	Sends an ext event to the client.
2445		2905
2446	=cut	2906	=cut
2447		2907
2448	sub cf::client::ext_event($$%) {	2908	sub cf::client::ext_msg($$@) {
2449	my ($self, $type, %msg) = @_;	2909	my ($self, $type, @msg) = @_;
2450		2910
		2911	if ($self->extcmd == 2) {
		2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2913	} elsif ($self->extcmd == 1) { # TODO: remove
2451	$msg{msgtype} = "event_$type";	2914	push @msg, msgtype => "event_$type";
2452	$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	}
2453	}	2935	}
2454		2936
2455	=item $success = $client->query ($flags, "text", \&cb)	2937	=item $success = $client->query ($flags, "text", \&cb)
2456		2938
2457	Queues a query to the client, calling the given callback with	2939	Queues a query to the client, calling the given callback with
…		…
2512	my ($ns, $buf) = @_;	2994	my ($ns, $buf) = @_;
2513		2995
2514	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2996	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2515		2997
2516	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
2517	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3006	if (my $cb = $EXTICMD{$type}) {
2518	if (my %reply = $cb->($ns, $msg)) {	3007	@reply = $cb->($ns, @payload);
2519	$reply{msgid} = $msg->{msgid};
2520	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2521	}
2522	}	3008	}
		3009
		3010	$ns->ext_reply ($reply, @reply)
		3011	if $reply;
		3012
2523	} else {	3013	} else {
2524	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";
2525	}	3015	}
2526		3016
2527	cf::override;	3017	cf::override;
…		…
2574	our $safe = new Safe "safe";	3064	our $safe = new Safe "safe";
2575	our $safe_hole = new Safe::Hole;	3065	our $safe_hole = new Safe::Hole;
2576		3066
2577	$SIG{FPE} = 'IGNORE';	3067	$SIG{FPE} = 'IGNORE';
2578		3068
2579	$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	));
2580		3074
2581	# here we export the classes and methods available to script code	3075	# here we export the classes and methods available to script code
2582		3076
2583	=pod	3077	=pod
2584		3078
2585	The following functions and methods are available within a safe environment:	3079	The following functions and methods are available within a safe environment:
2586		3080
2587	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 split
		3084
2588	cf::object::player player	3085	cf::object::player
2589	cf::player peaceful	3086	player
2590	cf::map trigger	3087
		3088	cf::player
		3089	peaceful
		3090
		3091	cf::map
		3092	trigger
2591		3093
2592	=cut	3094	=cut
2593		3095
2594	for (	3096	for (
2595	["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 split destroy)],
2596	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2597	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful)],
2598	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2599	) {	3103	) {
2600	no strict 'refs';	3104	no strict 'refs';
…		…
2676	# the server's init and main functions	3180	# the server's init and main functions
2677		3181
2678	sub load_facedata($) {	3182	sub load_facedata($) {
2679	my ($path) = @_;	3183	my ($path) = @_;
2680		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
2681	warn "loading facedata from $path\n";	3191	warn "loading facedata from $path\n";
2682		3192
2683	my $facedata;	3193	my $facedata;
2684	0 < aio_load $path, $facedata	3194	0 < aio_load $path, $facedata
2685	or die "$path: $!";	3195	or die "$path: $!";
…		…
2687	$facedata = Coro::Storable::thaw $facedata;	3197	$facedata = Coro::Storable::thaw $facedata;
2688		3198
2689	$facedata->{version} == 2	3199	$facedata->{version} == 2
2690	or cf::cleanup "$path: version mismatch, cannot proceed.";	3200	or cf::cleanup "$path: version mismatch, cannot proceed.";
2691		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
2692	{	3209	{
2693	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
2694		3211
2695	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2696	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
2697	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3215	cf::face::set_visibility $idx, $info->{visibility};
		3216	cf::face::set_magicmap $idx, $info->{magicmap};
2698	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2699	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2700	Coro::cede;	3219
		3220	cf::cede_to_tick;
2701	}	3221	}
2702		3222
2703	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
2704	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
2705	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
2706	or next;	3227	or next;
		3228
2707	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
		3230	cf::face::set_smooth $idx, $smooth;
2708	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2709	} else {	3232	} else {
2710	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
2711	}	3234	}
2712	Coro::cede;	3235
		3236	cf::cede_to_tick;
2713	}	3237	}
2714	}	3238	}
2715		3239
2716	{	3240	{
2717	my $anims = $facedata->{animinfo};	3241	my $anims = $facedata->{animinfo};
2718		3242
2719	while (my ($anim, $info) = each %$anims) {	3243	while (my ($anim, $info) = each %$anims) {
2720	cf::anim::set $anim, $info->{frames}, $info->{facings};	3244	cf::anim::set $anim, $info->{frames}, $info->{facings};
2721	Coro::cede;	3245	cf::cede_to_tick;
2722	}	3246	}
2723		3247
2724	cf::anim::invalidate_all; # d'oh	3248	cf::anim::invalidate_all; # d'oh
2725	}	3249	}
2726		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
2727	1	3286	1
2728	}	3287	}
2729		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
		3317	sub load_resource_file($) {
		3318	my $guard = lock_acquire "load_resource_file";
		3319
		3320	my $status = load_resource_file_ $_[0];
		3321	get_slot 0.1, 100;
		3322	cf::arch::commit_load;
		3323
		3324	$status
		3325	}
		3326
2730	sub reload_regions {	3327	sub reload_regions {
		3328	# HACK to clear player env face cache, we need some signal framework
		3329	# for this (global event?)
		3330	%ext::player_env::MUSIC_FACE_CACHE = ();
		3331
2731	load_resource_file "$MAPDIR/regions"	3332	load_resource_file "$MAPDIR/regions"
2732	or die "unable to load regions file\n";	3333	or die "unable to load regions file\n";
		3334
		3335	for (cf::region::list) {
		3336	$_->{match} = qr/$_->{match}/
		3337	if exists $_->{match};
		3338	}
2733	}	3339	}
2734		3340
2735	sub reload_facedata {	3341	sub reload_facedata {
2736	load_facedata "$DATADIR/facedata"	3342	load_facedata "$DATADIR/facedata"
2737	or die "unable to load facedata\n";	3343	or die "unable to load facedata\n";
2738	}	3344	}
2739		3345
2740	sub reload_archetypes {	3346	sub reload_archetypes {
2741	load_resource_file "$DATADIR/archetypes"	3347	load_resource_file "$DATADIR/archetypes"
2742	or die "unable to load archetypes\n";	3348	or die "unable to load archetypes\n";
2743	#d# NEED to laod twice to resolve forward references
2744	# this really needs to be done in an extra post-pass
2745	# (which needs to be synchronous, so solve it differently)
2746	load_resource_file "$DATADIR/archetypes"
2747	or die "unable to load archetypes\n";
2748	}	3349	}
2749		3350
2750	sub reload_treasures {	3351	sub reload_treasures {
2751	load_resource_file "$DATADIR/treasures"	3352	load_resource_file "$DATADIR/treasures"
2752	or die "unable to load treasurelists\n";	3353	or die "unable to load treasurelists\n";
2753	}	3354	}
2754		3355
2755	sub reload_resources {	3356	sub reload_resources {
2756	warn "reloading resource files...\n";	3357	warn "reloading resource files...\n";
2757		3358
		3359	reload_facedata;
		3360	reload_archetypes;
2758	reload_regions;	3361	reload_regions;
2759	reload_facedata;
2760	#reload_archetypes;#d#
2761	reload_archetypes;
2762	reload_treasures;	3362	reload_treasures;
2763		3363
2764	warn "finished reloading resource files\n";	3364	warn "finished reloading resource files\n";
2765	}	3365	}
2766		3366
2767	sub init {	3367	sub init {
		3368	my $guard = freeze_mainloop;
		3369
2768	reload_resources;	3370	reload_resources;
2769	}	3371	}
2770		3372
2771	sub cfg_load {	3373	sub reload_config {
2772	open my $fh, "<:utf8", "$CONFDIR/config"	3374	open my $fh, "<:utf8", "$CONFDIR/config"
2773	or return;	3375	or return;
2774		3376
2775	local $/;	3377	local $/;
2776	*CFG = YAML::Syck::Load <$fh>;	3378	*CFG = YAML::Load <$fh>;
2777		3379
2778	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3380	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2779		3381
2780	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3382	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2781	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3383	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2792	sub main {	3394	sub main {
2793	# we must not ever block the main coroutine	3395	# we must not ever block the main coroutine
2794	local $Coro::idle = sub {	3396	local $Coro::idle = sub {
2795	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3397	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2796	(async {	3398	(async {
2797	Event::one_event;	3399	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3400	EV::loop EV::LOOP_ONESHOT;
2798	})->prio (Coro::PRIO_MAX);	3401	})->prio (Coro::PRIO_MAX);
2799	};	3402	};
2800		3403
2801	cfg_load;	3404	{
		3405	my $guard = freeze_mainloop;
		3406	reload_config;
2802	db_init;	3407	db_init;
2803	load_extensions;	3408	load_extensions;
2804		3409
2805	$TICK_WATCHER->start;	3410	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3411	evthread_start IO::AIO::poll_fileno;
		3412	}
		3413
2806	Event::loop;	3414	EV::loop;
2807	}	3415	}
2808		3416
2809	#############################################################################	3417	#############################################################################
2810	# initialisation and cleanup	3418	# initialisation and cleanup
2811		3419
2812	# install some emergency cleanup handlers	3420	# install some emergency cleanup handlers
2813	BEGIN {	3421	BEGIN {
		3422	our %SIGWATCHER = ();
2814	for my $signal (qw(INT HUP TERM)) {	3423	for my $signal (qw(INT HUP TERM)) {
2815	Event->signal (	3424	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2816	reentrant => 0,
2817	data => WF_AUTOCANCEL,
2818	signal => $signal,
2819	prio => 0,
2820	cb => sub {
2821	cf::cleanup "SIG$signal";	3425	cf::cleanup "SIG$signal";
2822	},
2823	);	3426	};
2824	}	3427	}
2825	}	3428	}
2826		3429
2827	sub write_runtime {	3430	sub write_runtime_sync {
2828	my $runtime = "$LOCALDIR/runtime";	3431	my $runtime = "$LOCALDIR/runtime";
2829		3432
2830	# first touch the runtime file to show we are still running:	3433	# first touch the runtime file to show we are still running:
2831	# the fsync below can take a very very long time.	3434	# the fsync below can take a very very long time.
2832		3435
…		…
2858	and return;	3461	and return;
2859		3462
2860	warn "runtime file written.\n";	3463	warn "runtime file written.\n";
2861		3464
2862	1	3465	1
		3466	}
		3467
		3468	our $uuid_lock;
		3469	our $uuid_skip;
		3470
		3471	sub write_uuid_sync($) {
		3472	$uuid_skip ||= $_[0];
		3473
		3474	return if $uuid_lock;
		3475	local $uuid_lock = 1;
		3476
		3477	my $uuid = "$LOCALDIR/uuid";
		3478
		3479	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3480	or return;
		3481
		3482	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3483	$uuid_skip = 0;
		3484
		3485	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3486	and return;
		3487
		3488	# always fsync - this file is important
		3489	aio_fsync $fh
		3490	and return;
		3491
		3492	close $fh
		3493	or return;
		3494
		3495	aio_rename "$uuid~", $uuid
		3496	and return;
		3497
		3498	warn "uuid file written ($value).\n";
		3499
		3500	1
		3501
		3502	}
		3503
		3504	sub write_uuid($$) {
		3505	my ($skip, $sync) = @_;
		3506
		3507	$sync ? write_uuid_sync $skip
		3508	: async { write_uuid_sync $skip };
2863	}	3509	}
2864		3510
2865	sub emergency_save() {	3511	sub emergency_save() {
2866	my $freeze_guard = cf::freeze_mainloop;	3512	my $freeze_guard = cf::freeze_mainloop;
2867		3513
…		…
2873	# and maps saved/destroyed asynchronously.	3519	# and maps saved/destroyed asynchronously.
2874	warn "begin emergency player save\n";	3520	warn "begin emergency player save\n";
2875	for my $login (keys %cf::PLAYER) {	3521	for my $login (keys %cf::PLAYER) {
2876	my $pl = $cf::PLAYER{$login} or next;	3522	my $pl = $cf::PLAYER{$login} or next;
2877	$pl->valid or next;	3523	$pl->valid or next;
		3524	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2878	$pl->save;	3525	$pl->save;
2879	}	3526	}
2880	warn "end emergency player save\n";	3527	warn "end emergency player save\n";
2881		3528
2882	warn "begin emergency map save\n";	3529	warn "begin emergency map save\n";
…		…
2888	warn "end emergency map save\n";	3535	warn "end emergency map save\n";
2889		3536
2890	warn "begin emergency database checkpoint\n";	3537	warn "begin emergency database checkpoint\n";
2891	BDB::db_env_txn_checkpoint $DB_ENV;	3538	BDB::db_env_txn_checkpoint $DB_ENV;
2892	warn "end emergency database checkpoint\n";	3539	warn "end emergency database checkpoint\n";
		3540
		3541	warn "begin write uuid\n";
		3542	write_uuid_sync 1;
		3543	warn "end write uuid\n";
2893	};	3544	};
2894		3545
2895	warn "leave emergency perl save\n";	3546	warn "leave emergency perl save\n";
2896	}	3547	}
2897		3548
…		…
2912	warn "reloading...";	3563	warn "reloading...";
2913		3564
2914	warn "entering sync_job";	3565	warn "entering sync_job";
2915		3566
2916	cf::sync_job {	3567	cf::sync_job {
2917	cf::write_runtime; # external watchdog should not bark	3568	cf::write_runtime_sync; # external watchdog should not bark
2918	cf::emergency_save;	3569	cf::emergency_save;
2919	cf::write_runtime; # external watchdog should not bark	3570	cf::write_runtime_sync; # external watchdog should not bark
2920		3571
2921	warn "syncing database to disk";	3572	warn "syncing database to disk";
2922	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
2923		3574
2924	# if anything goes wrong in here, we should simply crash as we already saved	3575	# if anything goes wrong in here, we should simply crash as we already saved
2925
2926	warn "cancelling all WF_AUTOCANCEL watchers";
2927	for (Event::all_watchers) {
2928	$_->cancel if $_->data & WF_AUTOCANCEL;
2929	}
2930		3576
2931	warn "flushing outstanding aio requests";	3577	warn "flushing outstanding aio requests";
2932	for (;;) {	3578	for (;;) {
2933	BDB::flush;	3579	BDB::flush;
2934	IO::AIO::flush;	3580	IO::AIO::flush;
2935	Coro::cede;	3581	Coro::cede_notself;
2936	last unless IO::AIO::nreqs || BDB::nreqs;	3582	last unless IO::AIO::nreqs || BDB::nreqs;
2937	warn "iterate...";	3583	warn "iterate...";
2938	}	3584	}
2939		3585
2940	++$RELOAD;	3586	++$RELOAD;
…		…
2999	warn "reloading cf.pm";	3645	warn "reloading cf.pm";
3000	require cf;	3646	require cf;
3001	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3647	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3002		3648
3003	warn "loading config and database again";	3649	warn "loading config and database again";
3004	cf::cfg_load;	3650	cf::reload_config;
3005		3651
3006	warn "loading extensions";	3652	warn "loading extensions";
3007	cf::load_extensions;	3653	cf::load_extensions;
3008		3654
3009	warn "reattaching attachments to objects/players";	3655	warn "reattaching attachments to objects/players";
…		…
3016	warn "leaving sync_job";	3662	warn "leaving sync_job";
3017		3663
3018	1	3664	1
3019	} or do {	3665	} or do {
3020	warn $@;	3666	warn $@;
3021	warn "error while reloading, exiting.";	3667	cf::cleanup "error while reloading, exiting.";
3022	exit 1;
3023	};	3668	};
3024		3669
3025	warn "reloaded";	3670	warn "reloaded";
3026	};	3671	};
3027		3672
…		…
3029		3674
3030	sub reload_perl() {	3675	sub reload_perl() {
3031	# doing reload synchronously and two reloads happen back-to-back,	3676	# doing reload synchronously and two reloads happen back-to-back,
3032	# coro crashes during coro_state_free->destroy here.	3677	# coro crashes during coro_state_free->destroy here.
3033		3678
3034	$RELOAD_WATCHER ||= Event->timer (	3679	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3035	reentrant => 0,
3036	after => 0,
3037	data => WF_AUTOCANCEL,
3038	cb => sub {
3039	do_reload_perl;	3680	do_reload_perl;
3040	undef $RELOAD_WATCHER;	3681	undef $RELOAD_WATCHER;
3041	},
3042	);	3682	};
3043	}	3683	}
3044		3684
3045	register_command "reload" => sub {	3685	register_command "reload" => sub {
3046	my ($who, $arg) = @_;	3686	my ($who, $arg) = @_;
3047		3687
3048	if ($who->flag (FLAG_WIZ)) {	3688	if ($who->flag (FLAG_WIZ)) {
3049	$who->message ("reloading server.");	3689	$who->message ("reloading server.");
		3690	async {
		3691	$Coro::current->{desc} = "perl_reload";
3050	async { reload_perl };	3692	reload_perl;
		3693	};
3051	}	3694	}
3052	};	3695	};
3053		3696
3054	unshift @INC, $LIBDIR;	3697	unshift @INC, $LIBDIR;
3055		3698
…		…
3057		3700
3058	our @WAIT_FOR_TICK;	3701	our @WAIT_FOR_TICK;
3059	our @WAIT_FOR_TICK_BEGIN;	3702	our @WAIT_FOR_TICK_BEGIN;
3060		3703
3061	sub wait_for_tick {	3704	sub wait_for_tick {
3062	return unless $TICK_WATCHER->is_active;
3063	return if $Coro::current == $Coro::main;	3705	return if tick_inhibit || $Coro::current == $Coro::main;
3064		3706
3065	my $signal = new Coro::Signal;	3707	my $signal = new Coro::Signal;
3066	push @WAIT_FOR_TICK, $signal;	3708	push @WAIT_FOR_TICK, $signal;
3067	$signal->wait;	3709	$signal->wait;
3068	}	3710	}
3069		3711
3070	sub wait_for_tick_begin {	3712	sub wait_for_tick_begin {
3071	return unless $TICK_WATCHER->is_active;
3072	return if $Coro::current == $Coro::main;	3713	return if tick_inhibit || $Coro::current == $Coro::main;
3073		3714
3074	my $signal = new Coro::Signal;	3715	my $signal = new Coro::Signal;
3075	push @WAIT_FOR_TICK_BEGIN, $signal;	3716	push @WAIT_FOR_TICK_BEGIN, $signal;
3076	$signal->wait;	3717	$signal->wait;
3077	}	3718	}
3078		3719
3079	my $min = 1e6;#d#	3720	sub tick {
3080	my $avg = 10;
3081	$TICK_WATCHER = Event->timer (
3082	reentrant => 0,
3083	parked => 1,
3084	prio => 0,
3085	at => $NEXT_TICK || $TICK,
3086	data => WF_AUTOCANCEL,
3087	cb => sub {
3088	if ($Coro::current != $Coro::main) {	3721	if ($Coro::current != $Coro::main) {
3089	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3722	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3090	unless ++$bug_warning > 10;	3723	unless ++$bug_warning > 10;
3091	return;	3724	return;
3092	}	3725	}
3093		3726
3094	$NOW = $tick_start = Event::time;
3095
3096	cf::server_tick; # one server iteration	3727	cf::server_tick; # one server iteration
3097		3728
3098	0 && sync_job {#d#	3729	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3099	for(1..10) {	3730	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3100	my $t = Event::time;	3731	Coro::async_pool {
3101	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3732	$Coro::current->{desc} = "runtime saver";
3102	or die;	3733	write_runtime_sync
3103		3734	or warn "ERROR: unable to write runtime file: $!";
3104	$map->width (50);
3105	$map->height (50);
3106	$map->alloc;
3107	$map->_load_objects ("/tmp/x.map", 1);
3108	my $t = Event::time - $t;
3109
3110	#next unless $t < 0.0013;#d#
3111	if ($t < $min) {
3112	$min = $t;
3113	}
3114	$avg = $avg * 0.99 + $t * 0.01;
3115	}
3116	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3117	exit 0;
3118	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3119	};	3735	};
		3736	}
3120		3737
3121	$RUNTIME += $TICK;
3122	$NEXT_TICK += $TICK;
3123
3124	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3125	$NEXT_RUNTIME_WRITE = $NOW + 10;
3126	Coro::async_pool {
3127	write_runtime
3128	or warn "ERROR: unable to write runtime file: $!";
3129	};
3130	}
3131
3132	# my $AFTER = Event::time;
3133	# warn $AFTER - $NOW;#d#
3134
3135	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3738	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3136	$sig->send;	3739	$sig->send;
3137	}	3740	}
3138	while (my $sig = shift @WAIT_FOR_TICK) {	3741	while (my $sig = shift @WAIT_FOR_TICK) {
3139	$sig->send;	3742	$sig->send;
3140	}	3743	}
3141		3744
3142	$NOW = Event::time;	3745	$LOAD = ($NOW - $TICK_START) / $TICK;
3143
3144	# if we are delayed by four ticks or more, skip them all
3145	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3146
3147	$TICK_WATCHER->at ($NEXT_TICK);
3148	$TICK_WATCHER->start;
3149
3150	$LOAD = ($NOW - $tick_start) / $TICK;
3151	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3746	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3152		3747
3153	_post_tick;	3748	if (0) {
3154		3749	if ($NEXT_TICK) {
3155		3750	my $jitter = $TICK_START - $NEXT_TICK;
		3751	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3752	warn "jitter $JITTER\n";#d#
		3753	}
3156	},	3754	}
3157	);	3755	}
3158		3756
3159	{	3757	{
3160	BDB::max_poll_time $TICK * 0.1;	3758	# configure BDB
3161	$BDB_POLL_WATCHER = Event->io (	3759
3162	reentrant => 0,
3163	fd => BDB::poll_fileno,
3164	poll => 'r',
3165	prio => 0,
3166	data => WF_AUTOCANCEL,
3167	cb => \&BDB::poll_cb,
3168	);
3169	BDB::min_parallel 8;	3760	BDB::min_parallel 8;
3170		3761	BDB::max_poll_reqs $TICK * 0.1;
3171	BDB::set_sync_prepare {	3762	$Coro::BDB::WATCHER->priority (1);
3172	my $status;
3173	my $current = $Coro::current;
3174	(
3175	sub {
3176	$status = $!;
3177	$current->ready; undef $current;
3178	},
3179	sub {
3180	Coro::schedule while defined $current;
3181	$! = $status;
3182	},
3183	)
3184	};
3185		3763
3186	unless ($DB_ENV) {	3764	unless ($DB_ENV) {
3187	$DB_ENV = BDB::db_env_create;	3765	$DB_ENV = BDB::db_env_create;
		3766	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3767	| BDB::LOG_AUTOREMOVE, 1);
		3768	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3769	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3188		3770
3189	cf::sync_job {	3771	cf::sync_job {
3190	eval {	3772	eval {
3191	BDB::db_env_open	3773	BDB::db_env_open
3192	$DB_ENV,	3774	$DB_ENV,
…		…
3194	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3776	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3195	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3777	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3196	0666;	3778	0666;
3197		3779
3198	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3780	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3199
3200	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3201	$DB_ENV->set_lk_detect;
3202	};	3781	};
3203		3782
3204	cf::cleanup "db_env_open(db): $@" if $@;	3783	cf::cleanup "db_env_open(db): $@" if $@;
3205	};	3784	};
3206	}	3785	}
		3786
		3787	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3788	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3789	};
		3790	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3791	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3792	};
		3793	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3794	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3795	};
3207	}	3796	}
3208		3797
3209	{	3798	{
		3799	# configure IO::AIO
		3800
3210	IO::AIO::min_parallel 8;	3801	IO::AIO::min_parallel 8;
3211
3212	undef $Coro::AIO::WATCHER;
3213	IO::AIO::max_poll_time $TICK * 0.1;	3802	IO::AIO::max_poll_time $TICK * 0.1;
3214	$AIO_POLL_WATCHER = Event->io (	3803	$Coro::AIO::WATCHER->priority (1);
3215	reentrant => 0,
3216	data => WF_AUTOCANCEL,
3217	fd => IO::AIO::poll_fileno,
3218	poll => 'r',
3219	prio => 6,
3220	cb => \&IO::AIO::poll_cb,
3221	);
3222	}	3804	}
3223		3805
3224	my $_log_backtrace;	3806	my $_log_backtrace;
3225		3807
3226	sub _log_backtrace {	3808	sub _log_backtrace {
…		…
3230		3812
3231	# limit the # of concurrent backtraces	3813	# limit the # of concurrent backtraces
3232	if ($_log_backtrace < 2) {	3814	if ($_log_backtrace < 2) {
3233	++$_log_backtrace;	3815	++$_log_backtrace;
3234	async {	3816	async {
		3817	$Coro::current->{desc} = "abt $msg";
		3818
3235	my @bt = fork_call {	3819	my @bt = fork_call {
3236	@addr = map { sprintf "%x", $_ } @addr;	3820	@addr = map { sprintf "%x", $_ } @addr;
3237	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3821	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3238	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3822	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3239	or die "addr2line: $!";	3823	or die "addr2line: $!";

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines