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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC vs.
Revision 1.427 by root, Sat Apr 26 12:25:45 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
34	use Digest::MD5 ();	57	use Digest::MD5 ();
35		58
36	# configure various modules to our taste	59	# configure various modules to our taste
37	#	60	#
38	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46		64
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		66
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		68
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
74		93
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	97	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		99
83	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	104	our $DB_ENV;
85		105
86	our %CFG;	106	our %CFG;
87		107
88	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
90		111
91	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
94		115
95	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		118
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
101		123
102	binmode STDOUT;	124	binmode STDOUT;
103	binmode STDERR;	125	binmode STDERR;
104		126
105	# read virtual server time, if available	127	# read virtual server time, if available
…		…
158		180
159	The raw value load value from the last tick.	181	The raw value load value from the last tick.
160		182
161	=item %cf::CFG	183	=item %cf::CFG
162		184
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	186	from wherever your confdir points to.
165		187
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		189
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	208	$msg .= "\n"
187	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
188		210
189	$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;
190		212
191	utf8::encode $msg;
192	LOG llevError, $msg;	213	LOG llevError, $msg;
193	};	214	};
194	}	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	$SIG{__DIE__} = sub { }; #d#?
195		231
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
212	)) {	248	)) {
213	no strict 'refs';	249	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	251	}
216		252
217	$Event::DIED = sub {	253	$EV::DIED = sub {
218	warn "error in event callback: @_";	254	warn "error in event callback: @_";
219	};	255	};
220		256
221	#############################################################################	257	#############################################################################
222		258
…		…
245	$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;
246	$d	282	$d
247	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
248	}	284	}
249		285
250	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
251		287
252	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
253		289
254	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
255		291
256	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
257		293
258	=cut	294	=cut
259		295
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		297
262	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
264		300
265	=item cf::lock_wait $string	301	=item cf::lock_wait $string
266		302
267	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
268		304
…		…
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
274	returned.	310	returned.
275		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
276	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
277	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
278		317
279	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
280		319
281	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
282		321
283	=cut	322	=cut
284		323
285	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
286		326
287	sub lock_wait($) {	327	sub lock_wait($) {
288	my ($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#
289		334
290	# wait for lock, if any	335	# wait for lock, if any
291	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	338	Coro::schedule;
…		…
299		344
300	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
301	lock_wait $key;	346	lock_wait $key;
302		347
303	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
304		350
305	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
308	}	355	}
309	}	356	}
310		357
…		…
313		360
314	! ! $LOCK{$key}	361	! ! $LOCK{$key}
315	}	362	}
316		363
317	sub freeze_mainloop {	364	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
319		366
320	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;
322	};
323	$TICK_WATCHER->stop;
324	$guard
325	}	368	}
326		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
327	=item cf::get_slot $time[, $priority]	385	=item cf::get_slot $time[, $priority[, $name]]
328		386
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
330	This call blocks and returns only when you have at least C<$time> seconds	388	This call blocks and returns only when you have at least C<$time> seconds
331	of cpu time till the next tick. The slot is only valid till the next cede.	389	of cpu time till the next tick. The slot is only valid till the next cede.
332		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
333	Useful for short background jobs.	394	Useful for short background jobs.
334		395
335	=cut	396	=cut
336		397
337	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
338	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
339		400
340	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
341	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
342	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
343		406
344	while () {	407	while () {
345	next_job:	408	next_job:
346	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
354	}	417	}
355	}	418	}
356	}	419	}
357		420
358	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
359	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
360	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
361	$signal->wait;	424	$signal->wait;
362	} else {	425	} else {
363	Coro::schedule;	426	Coro::schedule;
364	}	427	}
365	}	428	}
366	};	429	};
367		430
368	sub get_slot($;$) {	431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
369	my ($time, $pri) = @_;	434	my ($time, $pri, $name) = @_;
370		435
		436	$time = $TICK * .6 if $time > $TICK * .6;
		437	my $sig = new Coro::Signal;
		438
371	push @SLOT_QUEUE, [$time, $pri, my $sig = new Coro::Signal];	439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
372	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
373	$SLOT_QUEUE->ready;	441	$SLOT_QUEUE->ready;
374	$sig->wait;	442	$sig->wait;
375	}	443	}
376		444
…		…
384		452
385	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
386		454
387	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
388		456
389	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
390	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
391	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
392	acceptable.	460	acceptable.
393		461
394	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
395	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
400		468
401	sub sync_job(&) {	469	sub sync_job(&) {
402	my ($job) = @_;	470	my ($job) = @_;
403		471
404	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
405	my $time = Event::time;	473	my $time = EV::time;
406		474
407	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
408	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
409		477
410	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
411	# (but this is cancel-safe)	479
412	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
413		481
414	my $busy = 1;	482	my $busy = 1;
415	my @res;	483	my @res;
416		484
417	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
418	@res = eval { $job->() };	487	@res = eval { $job->() };
419	warn $@ if $@;	488	warn $@ if $@;
420	undef $busy;	489	undef $busy;
421	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
422		491
423	while ($busy) {	492	while ($busy) {
424	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
425	}	497	}
		498	}
426		499
427	$time = Event::time - $time;	500	my $time = EV::time - $time;
428		501
429	LOG llevError | logBacktrace, Carp::longmess "long sync job"
430	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
431
432	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
433		503
434	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
435	} else {	505	} else {
436	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
437		507
…		…
462	=item fork_call { }, $args	532	=item fork_call { }, $args
463		533
464	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
465	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
466	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
467	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
468		538
469	=cut	539	=cut
470
471	sub _store_scalar {
472	open my $fh, ">", \my $buf
473	or die "fork_call: cannot open fh-to-buf in child : $!";
474	Storable::store_fd $_[0], $fh;
475	close $fh;
476
477	$buf
478	}
479		540
480	sub fork_call(&@) {	541	sub fork_call(&@) {
481	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
482		543
483	# 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,
484	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
485	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
486	or die "pipe: $!";
487		547
488	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
489	close $fh2;
490
491	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
492	warn "pst<$res>" unless $res =~ /^pst/;
493	$res = Coro::Storable::thaw $res;
494
495	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
496
497	Carp::confess $$res unless "ARRAY" eq ref $res;
498
499	return wantarray ? @$res : $res->[-1];
500	} else {
501	reset_signals;	549	reset_signals;
502	local $SIG{__WARN__};	550	&$cb
503	local $SIG{__DIE__};	551	}, @args;
504	# just in case, this hack effectively disables event
505	# in the child. cleaner and slower would be canceling all watchers,
506	# but this works for the time being.
507	local $Coro::idle;
508	$Coro::current->prio (Coro::PRIO_MAX);
509		552
510	eval {	553	wantarray ? @res : $res[-1]
511	close $fh1;	554	}
512		555
513	my @res = eval { $cb->(@args) };	556	=item $coin = coin_from_name $name
514		557
515	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	558	=cut
516	close $fh2;
517	};
518		559
519	warn $@ if $@;	560	our %coin_alias = (
520	_exit 0;	561	"silver" => "silvercoin",
521	}	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
522	}	581	}
523		582
524	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
525		584
526	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
528	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
529		588
530	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
531	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).
532		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
533	=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	}
534		615
535	our $DB;	616	our $DB;
536		617
537	sub db_init {	618	sub db_init {
538	unless ($DB) {
539	$DB = BDB::db_create $DB_ENV;
540
541	cf::sync_job {	619	cf::sync_job {
542	eval {	620	$DB ||= db_table "db";
543	$DB->set_flags (BDB::CHKSUM);
544
545	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
546	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
547	cf::cleanup "db_open(db): $!" if $!;
548	};
549	cf::cleanup "db_open(db): $@" if $@;
550	};
551	}	621	};
552	}	622	}
553		623
554	sub db_get($$) {	624	sub db_get($$) {
555	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
556		626
…		…
606	if (1) {	676	if (1) {
607	$md5 =	677	$md5 =
608	join "\x00",	678	join "\x00",
609	$processversion,	679	$processversion,
610	map {	680	map {
611	Coro::cede;	681	cf::cede_to_tick;
612	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
613	} 0.. $#$src;	683	} 0.. $#$src;
614		684
615		685
616	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
660	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")
661	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
662		732
663	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>
664	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
665	Crossfire TRT).	735	Deliantra).
666		736
667	=over 4	737	=over 4
668		738
669	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
670		740
…		…
952	}	1022	}
953		1023
954	0	1024	0
955	}	1025	}
956		1026
957	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
958		1028
959	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
960		1030
961	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
962		1032
…		…
968		1038
969	=cut	1039	=cut
970		1040
971	#############################################################################	1041	#############################################################################
972	# object support	1042	# object support
973	#
974		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
975	sub _can_merge {	1077	sub _can_merge {
976	my ($ob1, $ob2) = @_;	1078	my ($ob1, $ob2) = @_;
977		1079
978	local $Storable::canonical = 1;	1080	++$SLOW_MERGES;#d#
979	my $fob1 = Storable::freeze $ob1;
980	my $fob2 = Storable::freeze $ob2;
981		1081
982	$fob1 eq $fob2	1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
983	}	1084	}
984		1085
985	sub reattach {	1086	sub reattach {
986	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
987	my ($obj) = @_;	1088	my ($obj) = @_;
…		…
1009	cf::attachable->attach (	1110	cf::attachable->attach (
1010	prio => -1000000,	1111	prio => -1000000,
1011	on_instantiate => sub {	1112	on_instantiate => sub {
1012	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
1013		1114
1014	$data = from_json $data;	1115	$data = decode_json $data;
1015		1116
1016	for (@$data) {	1117	for (@$data) {
1017	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
1018		1119
1019	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
1035	sub object_freezer_save {	1136	sub object_freezer_save {
1036	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
1037		1138
1038	sync_job {	1139	sync_job {
1039	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
1040	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
1041	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
1042		1144
1043	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1044	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
1045	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1046	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
1047	close $fh;	1149	aio_close $fh;
1048		1150
1049	if (@$objs) {	1151	if (@$objs) {
1050	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) {
1051	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1052	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1053	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
1054	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1055	close $fh;	1157	aio_close $fh;
1056	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1057	}	1159	}
1058	} else {	1160	} else {
1059	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
1060	}	1162	}
…		…
1065	}	1167	}
1066	} else {	1168	} else {
1067	aio_unlink $filename;	1169	aio_unlink $filename;
1068	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1069	}	1171	}
1070	}	1172	};
1071	}	1173	}
1072		1174
1073	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1074	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1075		1177
…		…
1087	or return;	1189	or return;
1088		1190
1089	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1193	or return;
		1194
1092	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1093	}	1197	}
1094		1198
		1199	utf8::decode (my $decname = $filename);
1095	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1096	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1097	return ($data, $av);	1203	($data, $av)
1098	}	1204	}
1099		1205
1100	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1101		1207
1102	=over 4	1208	=over 4
…		…
1175	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1176		1282
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1284
1179	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
1180	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1181	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1182	$pl->ext_reply ($msg->{msgid}, %reply);
1183	}
1184	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1185	} else {	1300	} else {
1186	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1187	}	1302	}
1188		1303
1189	cf::override;	1304	cf::override;
…		…
1242	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1243	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1244		1359
1245	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1246	warn $msg;	1361	warn $msg;
1247	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1248	exit 1;
1249	}	1363	}
1250		1364
1251	warn $msg;	1365	warn $msg;
1252	}	1366	}
1253		1367
…		…
1278	use Coro::AIO;	1392	use Coro::AIO;
1279		1393
1280	=head3 cf::player	1394	=head3 cf::player
1281		1395
1282	=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	}
1283		1411
1284	=item cf::player::find $login	1412	=item cf::player::find $login
1285		1413
1286	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1287		1415
…		…
1323	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1324	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1325	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1326	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1327		1455
1328	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1329	or return;	1457	or return;
		1458
		1459	my $pl = cf::player::load_pl $f
		1460	or return;
		1461
		1462	local $cf::PLAYER_LOADING{$login} = $pl;
		1463	$f->resolve_delayed_derefs;
1330	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1331	}	1465	}
1332	}	1466	}
1333	}	1467	}
1334		1468
…		…
1343	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1344		1478
1345	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1346	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
1347		1481
		1482	cf::get_slot 0.01;
		1483
1348	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1349	Coro::cede;	1485	cf::cede_to_tick;
1350	}	1486	}
1351		1487
1352	sub new($) {	1488	sub new($) {
1353	my ($login) = @_;	1489	my ($login) = @_;
1354		1490
…		…
1358	$self->{deny_save} = 1;	1494	$self->{deny_save} = 1;
1359		1495
1360	$cf::PLAYER{$login} = $self;	1496	$cf::PLAYER{$login} = $self;
1361		1497
1362	$self	1498	$self
		1499	}
		1500
		1501	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1502
		1503	=cut
		1504
		1505	sub send_msg {
		1506	my $ns = shift->ns
		1507	or return;
		1508	$ns->send_msg (@_);
1363	}	1509	}
1364		1510
1365	=item $pl->quit_character	1511	=item $pl->quit_character
1366		1512
1367	Nukes the player without looking back. If logged in, the connection will	1513	Nukes the player without looking back. If logged in, the connection will
…		…
1422	or return [];	1568	or return [];
1423		1569
1424	my @logins;	1570	my @logins;
1425		1571
1426	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
		1573	my $path = path $login;
		1574
		1575	# a .pst is a dead give-away for a valid player
		1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1427	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1428	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1429	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1581	}
1430		1582
1431	utf8::decode $login;	1583	utf8::decode $login;
1432	push @logins, $login;	1584	push @logins, $login;
1433	}	1585	}
1434		1586
…		…
1467		1619
1468	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1469		1621
1470	=cut	1622	=cut
1471		1623
		1624	use re 'eval';
		1625
		1626	my $group;
		1627	my $interior; $interior = qr{
		1628	# match a pod interior sequence sans C<< >>
		1629	(?:
		1630	\ (.*?)\ (?{ $group = $^N })
		1631	| < (??{$interior}) >
		1632	)
		1633	}x;
		1634
1472	sub expand_cfpod {	1635	sub expand_cfpod {
1473	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1474		1637
1475	# escape & and <	1638	my $xml;
1476	s/&/&amp;/g;
1477	s/(?<![BIUGH])</&lt;/g;
1478		1639
1479	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1480		1643
1481	1 while	1644	$group =~ s/&/&amp;/g;
1482	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1483	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1484	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1485	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1486	# replace G<male|female> tags	1649	([BCGHITU])
1487	|| s{G<([^>|]*)\|([^>]*)>}{	1650	<
1488	$self->gender ? $2 : $1	1651	(?:
1489	}ge	1652	([^<>]*) (?{ $group = $^N })
1490	# replace H<hint text>	1653	| < $interior >
1491	|| s{H<([^\>]*)>}	1654	)
		1655	>
		1656	%gcsx
1492	{	1657	) {
		1658	my ($code, $data) = ($1, $group);
		1659
		1660	if ($code eq "B") {
		1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1662	} elsif ($code eq "I") {
		1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1664	} elsif ($code eq "U") {
		1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1666	} elsif ($code eq "C") {
		1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1668	} elsif ($code eq "T") {
		1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1670	} elsif ($code eq "G") {
		1671	my ($male, $female) = split /\|/, $data;
		1672	$data = $self->gender ? $female : $male;
		1673	$xml .= expand_cfpod ($self, $data);
		1674	} elsif ($code eq "H") {
1493	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1494	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1495	"")	1677	"")
1496	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1497	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1498		1689
		1690	for ($xml) {
1499	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1500	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1501		1693
1502	# compress some whitespace	1694	# compress some whitespace
1503	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1504	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1505	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1506	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1507		1700
1508	$_	1701	$xml
1509	}	1702	}
		1703
		1704	no re 'eval';
1510		1705
1511	sub hintmode {	1706	sub hintmode {
1512	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1513	$_[0]{hintmode}	1708	$_[0]{hintmode}
1514	}	1709	}
1515		1710
1516	=item $player->ext_reply ($msgid, %msg)	1711	=item $player->ext_reply ($msgid, @msg)
1517		1712
1518	Sends an ext reply to the player.	1713	Sends an ext reply to the player.
1519		1714
1520	=cut	1715	=cut
1521		1716
1522	sub ext_reply($$%) {	1717	sub ext_reply($$@) {
1523	my ($self, $id, %msg) = @_;	1718	my ($self, $id, @msg) = @_;
1524		1719
1525	$msg{msgid} = $id;	1720	$self->ns->ext_reply ($id, @msg)
1526	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1527	}	1721	}
1528		1722
1529	=item $player->ext_event ($type, %msg)	1723	=item $player->ext_msg ($type, @msg)
1530		1724
1531	Sends an ext event to the client.	1725	Sends an ext event to the client.
1532		1726
1533	=cut	1727	=cut
1534		1728
1535	sub ext_event($$%) {	1729	sub ext_msg($$@) {
1536	my ($self, $type, %msg) = @_;	1730	my ($self, $type, @msg) = @_;
1537		1731
1538	$self->ns->ext_event ($type, %msg);	1732	$self->ns->ext_msg ($type, @msg);
1539	}	1733	}
1540		1734
1541	=head3 cf::region	1735	=head3 cf::region
1542		1736
1543	=over 4	1737	=over 4
…		…
1587	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1588	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1589		1783
1590	sub generate_random_map {	1784	sub generate_random_map {
1591	my ($self, $rmp) = @_;	1785	my ($self, $rmp) = @_;
		1786
		1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1788
1592	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1593	$self->_create_random_map (	1790	$self->_create_random_map (
1594	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1595	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1596	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1718		1915
1719	# the temporary/swap location	1916	# the temporary/swap location
1720	sub save_path {	1917	sub save_path {
1721	my ($self) = @_;	1918	my ($self) = @_;
1722		1919
1723	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1724	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1725	}	1922	}
1726		1923
1727	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1728	sub uniq_path {	1925	sub uniq_path {
1729	my ($self) = @_;	1926	my ($self) = @_;
1730		1927
1731	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1732	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1733	}	1930	}
1734		1931
1735	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1736	# all maps in C++...	1933	# all maps in C++...
…		…
1759		1956
1760	sub load_header_from($) {	1957	sub load_header_from($) {
1761	my ($self, $path) = @_;	1958	my ($self, $path) = @_;
1762		1959
1763	utf8::encode $path;	1960	utf8::encode $path;
1764	#aio_open $path, O_RDONLY, 0	1961	my $f = new_from_file cf::object::thawer $path
1765	# or return;
1766
1767	$self->_load_header ($path)
1768	or return;	1962	or return;
		1963
		1964	$self->_load_header ($f)
		1965	or return;
		1966
		1967	local $MAP_LOADING{$self->{path}} = $self;
		1968	$f->resolve_delayed_derefs;
1769		1969
1770	$self->{load_path} = $path;	1970	$self->{load_path} = $path;
1771		1971
1772	1	1972	1
1773	}	1973	}
…		…
1827	sub find {	2027	sub find {
1828	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1829		2029
1830	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1831		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1832	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1833		2034
1834	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
1835	my $guard = cf::lock_acquire "map_find:$path";	2036	my $guard1 = cf::lock_acquire "map_find:$path";
		2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2038
1836	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1837	or return;	2040	or return;
1838		2041
1839	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1840		2043
…		…
1842	or return;	2045	or return;
1843		2046
1844	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1845	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1846	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard1;
		2051	undef $guard2;
1847	$map->reset;	2052	$map->reset;
1848	undef $guard;
1849	return find $path;	2053	return find $path;
1850	}	2054	}
1851		2055
1852	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1853	}	2057	}
…		…
1862	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1863		2067
1864	my $path = $self->{path};	2068	my $path = $self->{path};
1865		2069
1866	{	2070	{
1867	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1868		2072
		2073	return unless $self->valid;
1869	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1870		2075
1871	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1872		2077
1873	$self->alloc;	2078	$self->alloc;
1874		2079
1875	$self->pre_load;	2080	$self->pre_load;
1876	Coro::cede;	2081	cf::cede_to_tick;
1877		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1878	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1879	or return;	2086	or return;
1880		2087
1881	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1882	if delete $self->{load_original};	2089	if delete $self->{load_original};
1883		2090
1884	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1885	utf8::encode $uniq;	2092	utf8::encode $uniq;
1886	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1887	$self->clear_unique_items;	2095	$self->clear_unique_items;
1888	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1889	}	2099	}
1890	}	2100	}
1891		2101
1892	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1893	# now do the right thing for maps	2105	# now do the right thing for maps
1894	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1895	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1896	unless $self->difficulty;	2108	unless $self->difficulty;
1897	Coro::cede;	2109	cf::cede_to_tick;
1898		2110
1899	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1900	$self->decay_objects;	2112	$self->decay_objects;
1901	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1902	$self->update_buttons;	2114	$self->update_buttons;
1903	Coro::cede;	2115	cf::cede_to_tick;
1904	$self->set_darkness_map;	2116	$self->set_darkness_map;
1905	Coro::cede;	2117	cf::cede_to_tick;
1906	$self->activate;	2118	$self->activate;
1907	}	2119	}
1908		2120
		2121	$self->{last_save} = $cf::RUNTIME;
		2122	$self->last_access ($cf::RUNTIME);
		2123
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2125	}
1911		2126
1912	$self->post_load;	2127	$self->post_load;
1913	}	2128	}
1914		2129
…		…
1923		2138
1924	$self	2139	$self
1925	}	2140	}
1926		2141
1927	# find and load all maps in the 3x3 area around a map	2142	# find and load all maps in the 3x3 area around a map
1928	sub load_diag {	2143	sub load_neighbours {
1929	my ($map) = @_;	2144	my ($map) = @_;
1930		2145
1931	my @diag; # diagonal neighbours	2146	my @neigh; # diagonal neighbours
1932		2147
1933	for (0 .. 3) {	2148	for (0 .. 3) {
1934	my $neigh = $map->tile_path ($_)	2149	my $neigh = $map->tile_path ($_)
1935	or next;	2150	or next;
1936	$neigh = find $neigh, $map	2151	$neigh = find $neigh, $map
1937	or next;	2152	or next;
1938	$neigh->load;	2153	$neigh->load;
1939		2154
		2155	push @neigh,
1940	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1941	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1942	}	2158	}
1943		2159
1944	for (@diag) {	2160	for (grep defined $_->[0], @neigh) {
		2161	my ($path, $origin) = @$_;
1945	my $neigh = find @$_	2162	my $neigh = find $path, $origin
1946	or next;	2163	or next;
1947	$neigh->load;	2164	$neigh->load;
1948	}	2165	}
1949	}	2166	}
1950		2167
…		…
1955	}	2172	}
1956		2173
1957	sub do_load_sync {	2174	sub do_load_sync {
1958	my ($map) = @_;	2175	my ($map) = @_;
1959		2176
		2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2178	if $Coro::current == $Coro::main;
		2179
1960	cf::sync_job { $map->load };	2180	cf::sync_job { $map->load };
1961	}	2181	}
1962		2182
1963	our %MAP_PREFETCH;	2183	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2184	our $MAP_PREFETCHER = undef;
1965		2185
1966	sub find_async {	2186	sub find_async {
1967	my ($path, $origin) = @_;	2187	my ($path, $origin, $load) = @_;
1968		2188
1969	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1970		2190
1971	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1972	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2193	}
1974		2194
1975	undef $MAP_PREFETCH{$path};	2195	$MAP_PREFETCH{$path} |= $load;
		2196
1976	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1977	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1978	for my $path (keys %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $path) {	2202	if (my $map = find $k) {
1980	$map->load;	2203	$map->load if $v;
1981	}	2204	}
1982		2205
1983	delete $MAP_PREFETCH{$path};	2206	delete $MAP_PREFETCH{$k};
1984	}	2207	}
1985	}	2208	}
1986	undef $MAP_PREFETCHER;	2209	undef $MAP_PREFETCHER;
1987	};	2210	};
1988	$MAP_PREFETCHER->prio (6);	2211	$MAP_PREFETCHER->prio (6);
…		…
1991	}	2214	}
1992		2215
1993	sub save {	2216	sub save {
1994	my ($self) = @_;	2217	my ($self) = @_;
1995		2218
1996	my $lock = cf::lock_acquire "map_data:" . $self->path;	2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2220
1998	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1999		2222
2000	return unless $self->dirty;	2223	return unless $self->dirty;
2001		2224
…		…
2007	return if $self->{deny_save};	2230	return if $self->{deny_save};
2008		2231
2009	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2010		2233
2011	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2013	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2014		2240
2015	if ($uniq) {	2241	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2244	} else {
…		…
2024	my ($self) = @_;	2250	my ($self) = @_;
2025		2251
2026	# save first because save cedes	2252	# save first because save cedes
2027	$self->save;	2253	$self->save;
2028		2254
2029	my $lock = cf::lock_acquire "map_data:" . $self->path;	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2256
2031	return if $self->players;	2257	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2259	return if $self->{deny_save};
2034		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2265	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2266	}
2038		2267
2039	sub reset_at {	2268	sub reset_at {
2040	my ($self) = @_;	2269	my ($self) = @_;
2041		2270
…		…
2073	if $uniq;	2302	if $uniq;
2074	}	2303	}
2075		2304
2076	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
2077		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2309	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2310
2082	$self->unlink_save;	2311	$self->unlink_save;
2083	$self->destroy;	2312	$self->destroy;
2084	}	2313	}
2085		2314
2086	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
2087		2316
2088	sub nuke {	2317	sub nuke {
2089	my ($self) = @_;	2318	my ($self) = @_;
2090		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
2091	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
2092		2324
2093	$self->unlink_save;	2325	$self->unlink_save;
2094		2326
2095	bless $self, "cf::map";	2327	bless $self, "cf::map";
2096	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2332
2101	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
2102		2335
2103	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
2104	}	2337	}
2105		2338
2106	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
2148		2381
2149	sub unique_maps() {	2382	sub unique_maps() {
2150	[	2383	[
2151	map {	2384	map {
2152	utf8::decode $_;	2385	utf8::decode $_;
2153	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2154	? normalise $_	2389	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2391	]
2158	}	2392	}
2159		2393
2160	package cf;
2161
2162	=back	2394	=back
2163		2395
2164	=head3 cf::object	2396	=head3 cf::object
2165		2397
2166	=cut	2398	=cut
…		…
2169		2401
2170	=over 4	2402	=over 4
2171		2403
2172	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2173		2405
2174	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2175		2408
2176	=cut	2409	=cut
2177		2410
2178	sub inv_recursive_;	2411	sub inv_recursive_;
2179	sub inv_recursive_ {	2412	sub inv_recursive_ {
2180	map { $_, inv_recursive_ $_->inv } @_	2413	map { $_, inv_recursive_ $_->inv } @_
2181	}	2414	}
2182		2415
2183	sub inv_recursive {	2416	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
		2418	}
		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
2185	}	2446	}
2186		2447
2187	package cf;	2448	package cf;
2188		2449
2189	=back	2450	=back
…		…
2213		2474
2214	} else {	2475	} else {
2215	my $pl = $self->contr;	2476	my $pl = $self->contr;
2216		2477
2217	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2478	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2218	my $diag = $pl->{npc_dialog};	2479	my $dialog = $pl->{npc_dialog};
2219	$diag->{pl}->ext_reply (	2480	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220	$diag->{id},
2221	msgtype => "reply",
2222	msg => $diag->{pl}->expand_cfpod ($msg),
2223	add_topics => []
2224	);
2225		2481
2226	} else {	2482	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2483	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2484	$self->message ($msg, $flags);
2229	}	2485	}
2230	}	2486	}
		2487	}
		2488
		2489	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2490
		2491	=cut
		2492
		2493	sub cf::object::send_msg {
		2494	my $pl = shift->contr
		2495	or return;
		2496	$pl->send_msg (@_);
2231	}	2497	}
2232		2498
2233	=item $player_object->may ("access")	2499	=item $player_object->may ("access")
2234		2500
2235	Returns wether the given player is authorized to access resource "access"	2501	Returns wether the given player is authorized to access resource "access"
…		…
2314	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2315	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2316	if $x <=0 && $y <= 0;	2582	if $x <=0 && $y <= 0;
2317		2583
2318	$map->load;	2584	$map->load;
2319	$map->load_diag;	2585	$map->load_neighbours;
2320		2586
2321	return unless $self->contr->active;	2587	return unless $self->contr->active;
2322	$self->activate_recursive;	2588	$self->activate_recursive;
2323		2589
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2610	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2611
2346	$self->enter_link;	2612	$self->enter_link;
2347		2613
2348	(async {	2614	(async {
		2615	$Coro::current->{desc} = "player::goto $path $x $y";
		2616
		2617	# *tag paths override both path and x|y
		2618	if ($path =~ /^\*(.*)$/) {
		2619	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2620	my $ob = $obs[rand @obs];
		2621
		2622	# see if we actually can go there
		2623	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2624	$ob = $obs[rand @obs];
		2625	} else {
		2626	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2627	}
		2628	# else put us there anyways for now #d#
		2629
		2630	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2631	} else {
		2632	($path, $x, $y) = (undef, undef, undef);
		2633	}
		2634	}
		2635
2349	my $map = eval {	2636	my $map = eval {
2350	my $map = cf::map::find $path;	2637	my $map = defined $path ? cf::map::find $path : undef;
2351		2638
2352	if ($map) {	2639	if ($map) {
2353	$map = $map->customise_for ($self);	2640	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2641	$map = $check->($map) if $check && $map;
2355	} else {	2642	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2643	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2644	}
2358		2645
2359	$map	2646	$map
2360	};	2647	};
2361		2648
…		…
2414	$rmp->{origin_y} = $exit->y;	2701	$rmp->{origin_y} = $exit->y;
2415	}	2702	}
2416		2703
2417	$rmp->{random_seed} ||= $exit->random_seed;	2704	$rmp->{random_seed} ||= $exit->random_seed;
2418		2705
2419	my $data = cf::to_json $rmp;	2706	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2707	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2708	my $meta = "$RANDOMDIR/$md5.meta";
2422		2709
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2710	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2711	aio_write $fh, 0, (length $data), $data, 0;
…		…
2451	# if exit is damned, update players death & WoR home-position	2738	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)	2739	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);	2740	if $exit->flag (FLAG_DAMNED);
2454		2741
2455	(async {	2742	(async {
		2743	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2744
2456	$self->deactivate_recursive; # just to be sure	2745	$self->deactivate_recursive; # just to be sure
2457	unless (eval {	2746	unless (eval {
2458	$self->goto ($slaying, $hp, $sp);	2747	$self->goto ($slaying, $hp, $sp);
2459		2748
2460	1;	2749	1;
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2784	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2785	the message unless the client supports the msg packet.
2497		2786
2498	=cut	2787	=cut
2499		2788
		2789	# non-persistent channels (usually the info channel)
		2790	our %CHANNEL = (
		2791	"c/identify" => {
		2792	id => "infobox",
		2793	title => "Identify",
		2794	reply => undef,
		2795	tooltip => "Items recently identified",
		2796	},
		2797	"c/examine" => {
		2798	id => "infobox",
		2799	title => "Examine",
		2800	reply => undef,
		2801	tooltip => "Signs and other items you examined",
		2802	},
		2803	"c/book" => {
		2804	id => "infobox",
		2805	title => "Book",
		2806	reply => undef,
		2807	tooltip => "The contents of a note or book",
		2808	},
		2809	"c/lookat" => {
		2810	id => "infobox",
		2811	title => "Look",
		2812	reply => undef,
		2813	tooltip => "What you saw there",
		2814	},
		2815	"c/who" => {
		2816	id => "infobox",
		2817	title => "Players",
		2818	reply => undef,
		2819	tooltip => "Shows players who are currently online",
		2820	},
		2821	"c/body" => {
		2822	id => "infobox",
		2823	title => "Body Parts",
		2824	reply => undef,
		2825	tooltip => "Shows which body parts you posess and are available",
		2826	},
		2827	"c/uptime" => {
		2828	id => "infobox",
		2829	title => "Uptime",
		2830	reply => undef,
		2831	tooltip => "How long the server has been running since last restart",
		2832	},
		2833	"c/mapinfo" => {
		2834	id => "infobox",
		2835	title => "Map Info",
		2836	reply => undef,
		2837	tooltip => "Information related to the maps",
		2838	},
		2839	"c/party" => {
		2840	id => "party",
		2841	title => "Party",
		2842	reply => "gsay ",
		2843	tooltip => "Messages and chat related to your party",
		2844	},
		2845	);
		2846
2500	sub cf::client::send_msg {	2847	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2848	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2849
2503	$msg = $self->pl->expand_cfpod ($msg);	2850	$msg = $self->pl->expand_cfpod ($msg);
2504		2851
2505	$color &= ~cf::NDI_UNIQUE; # just in case...	2852	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2853
		2854	# check predefined channels, for the benefit of C
		2855	if ($CHANNEL{$channel}) {
		2856	$channel = $CHANNEL{$channel};
		2857
		2858	$self->ext_msg (channel_info => $channel)
		2859	if $self->can_msg;
		2860
		2861	$channel = $channel->{id};
		2862
2507	if (ref $channel) {	2863	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2864	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2865	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2866	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_event (channel_info => %$channel);	2867	$self->ext_msg (channel_info => $channel)
		2868	if $self->can_msg;
2512	}	2869	}
2513		2870
2514	$channel = $channel->{id};	2871	$channel = $channel->{id};
2515	}	2872	}
2516		2873
2517	return unless @extra || length $msg;	2874	return unless @extra || length $msg;
2518		2875
2519	if ($self->can_msg) {	2876	if ($self->can_msg) {
		2877	# default colour, mask it out
		2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2879	if $color & cf::NDI_DEF;
		2880
2520	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2881	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2882	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2521	} else {	2883	} else {
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531
2532	if ($color >= 0) {	2884	if ($color >= 0) {
		2885	# replace some tags by gcfclient-compatible ones
		2886	for ($msg) {
		2887	1 while
		2888	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2889	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2890	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2891	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2892	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2893	}
		2894
		2895	$color &= cf::NDI_COLOR_MASK;
		2896
		2897	utf8::encode $msg;
		2898
2533	if (0 && $msg =~ /\[/) {	2899	if (0 && $msg =~ /\[/) {
		2900	# COMMAND/INFO
2534	$self->send_packet ("drawextinfo $color 4 0 $msg")	2901	$self->send_packet ("drawextinfo $color 10 8 $msg")
2535	} else {	2902	} else {
2536	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2903	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2537	$self->send_packet ("drawinfo $color $msg")	2904	$self->send_packet ("drawinfo $color $msg")
2538	}	2905	}
2539	}	2906	}
2540	}	2907	}
2541	}	2908	}
2542		2909
2543	=item $client->ext_event ($type, %msg)	2910	=item $client->ext_msg ($type, @msg)
2544		2911
2545	Sends an ext event to the client.	2912	Sends an ext event to the client.
2546		2913
2547	=cut	2914	=cut
2548		2915
2549	sub cf::client::ext_event($$%) {	2916	sub cf::client::ext_msg($$@) {
2550	my ($self, $type, %msg) = @_;	2917	my ($self, $type, @msg) = @_;
2551		2918
2552	return unless $self->extcmd;	2919	if ($self->extcmd == 2) {
2553		2920	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2921	} elsif ($self->extcmd == 1) { # TODO: remove
2554	$msg{msgtype} = "event_$type";	2922	push @msg, msgtype => "event_$type";
2555	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2923	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2924	}
		2925	}
		2926
		2927	=item $client->ext_reply ($msgid, @msg)
		2928
		2929	Sends an ext reply to the client.
		2930
		2931	=cut
		2932
		2933	sub cf::client::ext_reply($$@) {
		2934	my ($self, $id, @msg) = @_;
		2935
		2936	if ($self->extcmd == 2) {
		2937	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2938	} elsif ($self->extcmd == 1) {
		2939	#TODO: version 1, remove
		2940	unshift @msg, msgtype => "reply", msgid => $id;
		2941	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2942	}
2556	}	2943	}
2557		2944
2558	=item $success = $client->query ($flags, "text", \&cb)	2945	=item $success = $client->query ($flags, "text", \&cb)
2559		2946
2560	Queues a query to the client, calling the given callback with	2947	Queues a query to the client, calling the given callback with
…		…
2615	my ($ns, $buf) = @_;	3002	my ($ns, $buf) = @_;
2616		3003
2617	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3004	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2618		3005
2619	if (ref $msg) {	3006	if (ref $msg) {
		3007	my ($type, $reply, @payload) =
		3008	"ARRAY" eq ref $msg
		3009	? @$msg
		3010	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3011
		3012	my @reply;
		3013
2620	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3014	if (my $cb = $EXTICMD{$type}) {
2621	if (my %reply = $cb->($ns, $msg)) {	3015	@reply = $cb->($ns, @payload);
2622	$reply{msgid} = $msg->{msgid};
2623	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2624	}
2625	}	3016	}
		3017
		3018	$ns->ext_reply ($reply, @reply)
		3019	if $reply;
		3020
2626	} else {	3021	} else {
2627	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3022	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2628	}	3023	}
2629		3024
2630	cf::override;	3025	cf::override;
…		…
2677	our $safe = new Safe "safe";	3072	our $safe = new Safe "safe";
2678	our $safe_hole = new Safe::Hole;	3073	our $safe_hole = new Safe::Hole;
2679		3074
2680	$SIG{FPE} = 'IGNORE';	3075	$SIG{FPE} = 'IGNORE';
2681		3076
2682	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3077	$safe->permit_only (Opcode::opset qw(
		3078	:base_core :base_mem :base_orig :base_math
		3079	grepstart grepwhile mapstart mapwhile
		3080	sort time
		3081	));
2683		3082
2684	# here we export the classes and methods available to script code	3083	# here we export the classes and methods available to script code
2685		3084
2686	=pod	3085	=pod
2687		3086
2688	The following functions and methods are available within a safe environment:	3087	The following functions and methods are available within a safe environment:
2689		3088
2690	cf::object	3089	cf::object
2691	contr pay_amount pay_player map x y force_find force_add	3090	contr pay_amount pay_player map x y force_find force_add destroy
2692	insert remove	3091	insert remove name archname title slaying race decrease split
2693		3092
2694	cf::object::player	3093	cf::object::player
2695	player	3094	player
2696		3095
2697	cf::player	3096	cf::player
…		…
2702		3101
2703	=cut	3102	=cut
2704		3103
2705	for (	3104	for (
2706	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3105	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2707	insert remove)],	3106	insert remove inv name archname title slaying race
		3107	decrease split destroy)],
2708	["cf::object::player" => qw(player)],	3108	["cf::object::player" => qw(player)],
2709	["cf::player" => qw(peaceful)],	3109	["cf::player" => qw(peaceful)],
2710	["cf::map" => qw(trigger)],	3110	["cf::map" => qw(trigger)],
2711	) {	3111	) {
2712	no strict 'refs';	3112	no strict 'refs';
…		…
2788	# the server's init and main functions	3188	# the server's init and main functions
2789		3189
2790	sub load_facedata($) {	3190	sub load_facedata($) {
2791	my ($path) = @_;	3191	my ($path) = @_;
2792		3192
		3193	# HACK to clear player env face cache, we need some signal framework
		3194	# for this (global event?)
		3195	%ext::player_env::MUSIC_FACE_CACHE = ();
		3196
		3197	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3198
2793	warn "loading facedata from $path\n";	3199	warn "loading facedata from $path\n";
2794		3200
2795	my $facedata;	3201	my $facedata;
2796	0 < aio_load $path, $facedata	3202	0 < aio_load $path, $facedata
2797	or die "$path: $!";	3203	or die "$path: $!";
…		…
2799	$facedata = Coro::Storable::thaw $facedata;	3205	$facedata = Coro::Storable::thaw $facedata;
2800		3206
2801	$facedata->{version} == 2	3207	$facedata->{version} == 2
2802	or cf::cleanup "$path: version mismatch, cannot proceed.";	3208	or cf::cleanup "$path: version mismatch, cannot proceed.";
2803		3209
		3210	# patch in the exptable
		3211	$facedata->{resource}{"res/exp_table"} = {
		3212	type => FT_RSRC,
		3213	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3214	};
		3215	cf::cede_to_tick;
		3216
2804	{	3217	{
2805	my $faces = $facedata->{faceinfo};	3218	my $faces = $facedata->{faceinfo};
2806		3219
2807	while (my ($face, $info) = each %$faces) {	3220	while (my ($face, $info) = each %$faces) {
2808	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3221	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3222
2809	cf::face::set_visibility $idx, $info->{visibility};	3223	cf::face::set_visibility $idx, $info->{visibility};
2810	cf::face::set_magicmap $idx, $info->{magicmap};	3224	cf::face::set_magicmap $idx, $info->{magicmap};
2811	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3225	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2812	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3226	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2813		3227
2814	cf::cede_to_tick;	3228	cf::cede_to_tick;
2815	}	3229	}
2816		3230
2817	while (my ($face, $info) = each %$faces) {	3231	while (my ($face, $info) = each %$faces) {
2818	next unless $info->{smooth};	3232	next unless $info->{smooth};
		3233
2819	my $idx = cf::face::find $face	3234	my $idx = cf::face::find $face
2820	or next;	3235	or next;
		3236
2821	if (my $smooth = cf::face::find $info->{smooth}) {	3237	if (my $smooth = cf::face::find $info->{smooth}) {
2822	cf::face::set_smooth $idx, $smooth;	3238	cf::face::set_smooth $idx, $smooth;
2823	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3239	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2824	} else {	3240	} else {
2825	warn "smooth face '$info->{smooth}' not found for face '$face'";	3241	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2842		3258
2843	{	3259	{
2844	# TODO: for gcfclient pleasure, we should give resources	3260	# TODO: for gcfclient pleasure, we should give resources
2845	# that gcfclient doesn't grok a >10000 face index.	3261	# that gcfclient doesn't grok a >10000 face index.
2846	my $res = $facedata->{resource};	3262	my $res = $facedata->{resource};
2847	my $enc = JSON::XS->new->utf8->canonical;
2848		3263
2849	while (my ($name, $info) = each %$res) {	3264	while (my ($name, $info) = each %$res) {
2850	my $meta = $enc->encode ({	3265	if (defined $info->{type}) {
2851	name => $name,
2852	type => $info->{type},
2853	copyright => $info->{copyright}, #TODO#
2854	});
2855
2856	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3266	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3267	my $data;
2857		3268
2858	if ($name =~ /\.jpg$/) {	3269	if ($info->{type} & 1) {
2859	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3270	# prepend meta info
2860	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3271
		3272	my $meta = $enc->encode ({
		3273	name => $name,
		3274	%{ $info->{meta} || {} },
		3275	});
		3276
		3277	$data = pack "(w/a*)*", $meta, $info->{data};
		3278	} else {
		3279	$data = $info->{data};
		3280	}
		3281
		3282	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3283	cf::face::set_type $idx, $info->{type};
2861	} else {	3284	} else {
2862	my $data = pack "(w/a*)*", $meta, $info->{data};	3285	$RESOURCE{$name} = $info;
2863	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2864
2865	cf::face::set_type $idx, 1;
2866	cf::face::set_data $idx, 0, $data, $chk;
2867	}	3286	}
2868		3287
2869	cf::cede_to_tick;	3288	cf::cede_to_tick;
2870	}	3289	}
2871	}	3290	}
2872		3291
		3292	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3293
2873	1	3294	1
2874	}	3295	}
2875		3296
		3297	cf::global->attach (on_resource_update => sub {
		3298	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3299	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3300
		3301	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3302	my $sound = $soundconf->{compat}[$_]
		3303	or next;
		3304
		3305	my $face = cf::face::find "sound/$sound->[1]";
		3306	cf::sound::set $sound->[0] => $face;
		3307	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3308	}
		3309
		3310	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3311	my $face = cf::face::find "sound/$v";
		3312	cf::sound::set $k => $face;
		3313	}
		3314	}
		3315	});
		3316
		3317	register_exticmd fx_want => sub {
		3318	my ($ns, $want) = @_;
		3319
		3320	while (my ($k, $v) = each %$want) {
		3321	$ns->fx_want ($k, $v);
		3322	}
		3323	};
		3324
		3325	sub load_resource_file($) {
		3326	my $guard = lock_acquire "load_resource_file";
		3327
		3328	my $status = load_resource_file_ $_[0];
		3329	get_slot 0.1, 100;
		3330	cf::arch::commit_load;
		3331
		3332	$status
		3333	}
		3334
2876	sub reload_regions {	3335	sub reload_regions {
		3336	# HACK to clear player env face cache, we need some signal framework
		3337	# for this (global event?)
		3338	%ext::player_env::MUSIC_FACE_CACHE = ();
		3339
2877	load_resource_file "$MAPDIR/regions"	3340	load_resource_file "$MAPDIR/regions"
2878	or die "unable to load regions file\n";	3341	or die "unable to load regions file\n";
2879		3342
2880	for (cf::region::list) {	3343	for (cf::region::list) {
2881	$_->{match} = qr/$_->{match}/	3344	$_->{match} = qr/$_->{match}/
…		…
2889	}	3352	}
2890		3353
2891	sub reload_archetypes {	3354	sub reload_archetypes {
2892	load_resource_file "$DATADIR/archetypes"	3355	load_resource_file "$DATADIR/archetypes"
2893	or die "unable to load archetypes\n";	3356	or die "unable to load archetypes\n";
2894	#d# NEED to laod twice to resolve forward references
2895	# this really needs to be done in an extra post-pass
2896	# (which needs to be synchronous, so solve it differently)
2897	load_resource_file "$DATADIR/archetypes"
2898	or die "unable to load archetypes\n";
2899	}	3357	}
2900		3358
2901	sub reload_treasures {	3359	sub reload_treasures {
2902	load_resource_file "$DATADIR/treasures"	3360	load_resource_file "$DATADIR/treasures"
2903	or die "unable to load treasurelists\n";	3361	or die "unable to load treasurelists\n";
2904	}	3362	}
2905		3363
2906	sub reload_resources {	3364	sub reload_resources {
2907	warn "reloading resource files...\n";	3365	warn "reloading resource files...\n";
2908		3366
		3367	reload_facedata;
		3368	reload_archetypes;
2909	reload_regions;	3369	reload_regions;
2910	reload_facedata;
2911	#reload_archetypes;#d#
2912	reload_archetypes;
2913	reload_treasures;	3370	reload_treasures;
2914		3371
2915	warn "finished reloading resource files\n";	3372	warn "finished reloading resource files\n";
2916	}	3373	}
2917		3374
2918	sub init {	3375	sub init {
		3376	my $guard = freeze_mainloop;
		3377
2919	reload_resources;	3378	reload_resources;
2920	}	3379	}
2921		3380
2922	sub cfg_load {	3381	sub reload_config {
2923	open my $fh, "<:utf8", "$CONFDIR/config"	3382	open my $fh, "<:utf8", "$CONFDIR/config"
2924	or return;	3383	or return;
2925		3384
2926	local $/;	3385	local $/;
2927	*CFG = YAML::Syck::Load <$fh>;	3386	*CFG = YAML::Load <$fh>;
2928		3387
2929	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3388	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2930		3389
2931	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3390	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2932	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3391	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2943	sub main {	3402	sub main {
2944	# we must not ever block the main coroutine	3403	# we must not ever block the main coroutine
2945	local $Coro::idle = sub {	3404	local $Coro::idle = sub {
2946	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2947	(async {	3406	(async {
2948	Event::one_event;	3407	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3408	EV::loop EV::LOOP_ONESHOT;
2949	})->prio (Coro::PRIO_MAX);	3409	})->prio (Coro::PRIO_MAX);
2950	};	3410	};
2951		3411
2952	cfg_load;	3412	{
		3413	my $guard = freeze_mainloop;
		3414	reload_config;
2953	db_init;	3415	db_init;
2954	load_extensions;	3416	load_extensions;
2955		3417
2956	$TICK_WATCHER->start;	3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3419	evthread_start IO::AIO::poll_fileno;
		3420	}
		3421
2957	Event::loop;	3422	EV::loop;
2958	}	3423	}
2959		3424
2960	#############################################################################	3425	#############################################################################
2961	# initialisation and cleanup	3426	# initialisation and cleanup
2962		3427
2963	# install some emergency cleanup handlers	3428	# install some emergency cleanup handlers
2964	BEGIN {	3429	BEGIN {
		3430	our %SIGWATCHER = ();
2965	for my $signal (qw(INT HUP TERM)) {	3431	for my $signal (qw(INT HUP TERM)) {
2966	Event->signal (	3432	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2967	reentrant => 0,
2968	data => WF_AUTOCANCEL,
2969	signal => $signal,
2970	prio => 0,
2971	cb => sub {
2972	cf::cleanup "SIG$signal";	3433	cf::cleanup "SIG$signal";
2973	},
2974	);	3434	};
2975	}	3435	}
2976	}	3436	}
2977		3437
2978	sub write_runtime {	3438	sub write_runtime_sync {
2979	my $runtime = "$LOCALDIR/runtime";	3439	my $runtime = "$LOCALDIR/runtime";
2980		3440
2981	# first touch the runtime file to show we are still running:	3441	# first touch the runtime file to show we are still running:
2982	# the fsync below can take a very very long time.	3442	# the fsync below can take a very very long time.
2983		3443
…		…
3009	and return;	3469	and return;
3010		3470
3011	warn "runtime file written.\n";	3471	warn "runtime file written.\n";
3012		3472
3013	1	3473	1
		3474	}
		3475
		3476	our $uuid_lock;
		3477	our $uuid_skip;
		3478
		3479	sub write_uuid_sync($) {
		3480	$uuid_skip ||= $_[0];
		3481
		3482	return if $uuid_lock;
		3483	local $uuid_lock = 1;
		3484
		3485	my $uuid = "$LOCALDIR/uuid";
		3486
		3487	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3488	or return;
		3489
		3490	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3491	$uuid_skip = 0;
		3492
		3493	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3494	and return;
		3495
		3496	# always fsync - this file is important
		3497	aio_fsync $fh
		3498	and return;
		3499
		3500	close $fh
		3501	or return;
		3502
		3503	aio_rename "$uuid~", $uuid
		3504	and return;
		3505
		3506	warn "uuid file written ($value).\n";
		3507
		3508	1
		3509
		3510	}
		3511
		3512	sub write_uuid($$) {
		3513	my ($skip, $sync) = @_;
		3514
		3515	$sync ? write_uuid_sync $skip
		3516	: async { write_uuid_sync $skip };
3014	}	3517	}
3015		3518
3016	sub emergency_save() {	3519	sub emergency_save() {
3017	my $freeze_guard = cf::freeze_mainloop;	3520	my $freeze_guard = cf::freeze_mainloop;
3018		3521
…		…
3024	# and maps saved/destroyed asynchronously.	3527	# and maps saved/destroyed asynchronously.
3025	warn "begin emergency player save\n";	3528	warn "begin emergency player save\n";
3026	for my $login (keys %cf::PLAYER) {	3529	for my $login (keys %cf::PLAYER) {
3027	my $pl = $cf::PLAYER{$login} or next;	3530	my $pl = $cf::PLAYER{$login} or next;
3028	$pl->valid or next;	3531	$pl->valid or next;
		3532	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3029	$pl->save;	3533	$pl->save;
3030	}	3534	}
3031	warn "end emergency player save\n";	3535	warn "end emergency player save\n";
3032		3536
3033	warn "begin emergency map save\n";	3537	warn "begin emergency map save\n";
…		…
3039	warn "end emergency map save\n";	3543	warn "end emergency map save\n";
3040		3544
3041	warn "begin emergency database checkpoint\n";	3545	warn "begin emergency database checkpoint\n";
3042	BDB::db_env_txn_checkpoint $DB_ENV;	3546	BDB::db_env_txn_checkpoint $DB_ENV;
3043	warn "end emergency database checkpoint\n";	3547	warn "end emergency database checkpoint\n";
		3548
		3549	warn "begin write uuid\n";
		3550	write_uuid_sync 1;
		3551	warn "end write uuid\n";
3044	};	3552	};
3045		3553
3046	warn "leave emergency perl save\n";	3554	warn "leave emergency perl save\n";
3047	}	3555	}
3048		3556
…		…
3063	warn "reloading...";	3571	warn "reloading...";
3064		3572
3065	warn "entering sync_job";	3573	warn "entering sync_job";
3066		3574
3067	cf::sync_job {	3575	cf::sync_job {
3068	cf::write_runtime; # external watchdog should not bark	3576	cf::write_runtime_sync; # external watchdog should not bark
3069	cf::emergency_save;	3577	cf::emergency_save;
3070	cf::write_runtime; # external watchdog should not bark	3578	cf::write_runtime_sync; # external watchdog should not bark
3071		3579
3072	warn "syncing database to disk";	3580	warn "syncing database to disk";
3073	BDB::db_env_txn_checkpoint $DB_ENV;	3581	BDB::db_env_txn_checkpoint $DB_ENV;
3074		3582
3075	# if anything goes wrong in here, we should simply crash as we already saved	3583	# if anything goes wrong in here, we should simply crash as we already saved
3076
3077	warn "cancelling all WF_AUTOCANCEL watchers";
3078	for (Event::all_watchers) {
3079	$_->cancel if $_->data & WF_AUTOCANCEL;
3080	}
3081		3584
3082	warn "flushing outstanding aio requests";	3585	warn "flushing outstanding aio requests";
3083	for (;;) {	3586	for (;;) {
3084	BDB::flush;	3587	BDB::flush;
3085	IO::AIO::flush;	3588	IO::AIO::flush;
3086	Coro::cede;	3589	Coro::cede_notself;
3087	last unless IO::AIO::nreqs || BDB::nreqs;	3590	last unless IO::AIO::nreqs || BDB::nreqs;
3088	warn "iterate...";	3591	warn "iterate...";
3089	}	3592	}
3090		3593
3091	++$RELOAD;	3594	++$RELOAD;
…		…
3150	warn "reloading cf.pm";	3653	warn "reloading cf.pm";
3151	require cf;	3654	require cf;
3152	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3655	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3153		3656
3154	warn "loading config and database again";	3657	warn "loading config and database again";
3155	cf::cfg_load;	3658	cf::reload_config;
3156		3659
3157	warn "loading extensions";	3660	warn "loading extensions";
3158	cf::load_extensions;	3661	cf::load_extensions;
3159		3662
3160	warn "reattaching attachments to objects/players";	3663	warn "reattaching attachments to objects/players";
…		…
3167	warn "leaving sync_job";	3670	warn "leaving sync_job";
3168		3671
3169	1	3672	1
3170	} or do {	3673	} or do {
3171	warn $@;	3674	warn $@;
3172	warn "error while reloading, exiting.";	3675	cf::cleanup "error while reloading, exiting.";
3173	exit 1;
3174	};	3676	};
3175		3677
3176	warn "reloaded";	3678	warn "reloaded";
3177	};	3679	};
3178		3680
…		…
3180		3682
3181	sub reload_perl() {	3683	sub reload_perl() {
3182	# doing reload synchronously and two reloads happen back-to-back,	3684	# doing reload synchronously and two reloads happen back-to-back,
3183	# coro crashes during coro_state_free->destroy here.	3685	# coro crashes during coro_state_free->destroy here.
3184		3686
3185	$RELOAD_WATCHER ||= Event->timer (	3687	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3186	reentrant => 0,
3187	after => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => sub {
3190	do_reload_perl;	3688	do_reload_perl;
3191	undef $RELOAD_WATCHER;	3689	undef $RELOAD_WATCHER;
3192	},
3193	);	3690	};
3194	}	3691	}
3195		3692
3196	register_command "reload" => sub {	3693	register_command "reload" => sub {
3197	my ($who, $arg) = @_;	3694	my ($who, $arg) = @_;
3198		3695
3199	if ($who->flag (FLAG_WIZ)) {	3696	if ($who->flag (FLAG_WIZ)) {
3200	$who->message ("reloading server.");	3697	$who->message ("reloading server.");
		3698	async {
		3699	$Coro::current->{desc} = "perl_reload";
3201	async { reload_perl };	3700	reload_perl;
		3701	};
3202	}	3702	}
3203	};	3703	};
3204		3704
3205	unshift @INC, $LIBDIR;	3705	unshift @INC, $LIBDIR;
3206		3706
…		…
3208		3708
3209	our @WAIT_FOR_TICK;	3709	our @WAIT_FOR_TICK;
3210	our @WAIT_FOR_TICK_BEGIN;	3710	our @WAIT_FOR_TICK_BEGIN;
3211		3711
3212	sub wait_for_tick {	3712	sub wait_for_tick {
3213	return unless $TICK_WATCHER->is_active;
3214	return if $Coro::current == $Coro::main;	3713	return if tick_inhibit || $Coro::current == $Coro::main;
3215		3714
3216	my $signal = new Coro::Signal;	3715	my $signal = new Coro::Signal;
3217	push @WAIT_FOR_TICK, $signal;	3716	push @WAIT_FOR_TICK, $signal;
3218	$signal->wait;	3717	$signal->wait;
3219	}	3718	}
3220		3719
3221	sub wait_for_tick_begin {	3720	sub wait_for_tick_begin {
3222	return unless $TICK_WATCHER->is_active;
3223	return if $Coro::current == $Coro::main;	3721	return if tick_inhibit || $Coro::current == $Coro::main;
3224		3722
3225	my $signal = new Coro::Signal;	3723	my $signal = new Coro::Signal;
3226	push @WAIT_FOR_TICK_BEGIN, $signal;	3724	push @WAIT_FOR_TICK_BEGIN, $signal;
3227	$signal->wait;	3725	$signal->wait;
3228	}	3726	}
3229		3727
3230	my $min = 1e6;#d#	3728	sub tick {
3231	my $avg = 10;
3232	$TICK_WATCHER = Event->timer (
3233	reentrant => 0,
3234	parked => 1,
3235	prio => 0,
3236	at => $NEXT_TICK || $TICK,
3237	data => WF_AUTOCANCEL,
3238	cb => sub {
3239	if ($Coro::current != $Coro::main) {	3729	if ($Coro::current != $Coro::main) {
3240	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3730	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3241	unless ++$bug_warning > 10;	3731	unless ++$bug_warning > 10;
3242	return;	3732	return;
3243	}	3733	}
3244		3734
3245	$NOW = $tick_start = Event::time;
3246
3247	cf::server_tick; # one server iteration	3735	cf::server_tick; # one server iteration
3248		3736
3249	0 && sync_job {#d#	3737	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3250	for(1..10) {	3738	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3251	my $t = Event::time;	3739	Coro::async_pool {
3252	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3740	$Coro::current->{desc} = "runtime saver";
3253	or die;	3741	write_runtime_sync
3254		3742	or warn "ERROR: unable to write runtime file: $!";
3255	$map->width (50);
3256	$map->height (50);
3257	$map->alloc;
3258	$map->_load_objects ("/tmp/x.map", 1);
3259	my $t = Event::time - $t;
3260
3261	#next unless $t < 0.0013;#d#
3262	if ($t < $min) {
3263	$min = $t;
3264	}
3265	$avg = $avg * 0.99 + $t * 0.01;
3266	}
3267	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3268	exit 0;
3269	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3270	};	3743	};
		3744	}
3271		3745
3272	$RUNTIME += $TICK;
3273	$NEXT_TICK += $TICK;
3274
3275	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3276	$NEXT_RUNTIME_WRITE = $NOW + 10;
3277	Coro::async_pool {
3278	write_runtime
3279	or warn "ERROR: unable to write runtime file: $!";
3280	};
3281	}
3282
3283	# my $AFTER = Event::time;
3284	# warn $AFTER - $NOW;#d#
3285
3286	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3746	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3287	$sig->send;	3747	$sig->send;
3288	}	3748	}
3289	while (my $sig = shift @WAIT_FOR_TICK) {	3749	while (my $sig = shift @WAIT_FOR_TICK) {
3290	$sig->send;	3750	$sig->send;
3291	}	3751	}
3292		3752
3293	$NOW = Event::time;	3753	$LOAD = ($NOW - $TICK_START) / $TICK;
3294
3295	# if we are delayed by four ticks or more, skip them all
3296	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3297
3298	$TICK_WATCHER->at ($NEXT_TICK);
3299	$TICK_WATCHER->start;
3300
3301	$LOAD = ($NOW - $tick_start) / $TICK;
3302	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3754	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3303		3755
3304	_post_tick;	3756	if (0) {
3305		3757	if ($NEXT_TICK) {
3306		3758	my $jitter = $TICK_START - $NEXT_TICK;
		3759	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3760	warn "jitter $JITTER\n";#d#
		3761	}
3307	},	3762	}
3308	);	3763	}
3309		3764
3310	{	3765	{
3311	BDB::max_poll_time $TICK * 0.1;	3766	# configure BDB
3312	$BDB_POLL_WATCHER = Event->io (	3767
3313	reentrant => 0,
3314	fd => BDB::poll_fileno,
3315	poll => 'r',
3316	prio => 0,
3317	data => WF_AUTOCANCEL,
3318	cb => \&BDB::poll_cb,
3319	);
3320	BDB::min_parallel 8;	3768	BDB::min_parallel 8;
3321		3769	BDB::max_poll_reqs $TICK * 0.1;
3322	BDB::set_sync_prepare {	3770	$Coro::BDB::WATCHER->priority (1);
3323	my $status;
3324	my $current = $Coro::current;
3325	(
3326	sub {
3327	$status = $!;
3328	$current->ready; undef $current;
3329	},
3330	sub {
3331	Coro::schedule while defined $current;
3332	$! = $status;
3333	},
3334	)
3335	};
3336		3771
3337	unless ($DB_ENV) {	3772	unless ($DB_ENV) {
3338	$DB_ENV = BDB::db_env_create;	3773	$DB_ENV = BDB::db_env_create;
		3774	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3775	| BDB::LOG_AUTOREMOVE, 1);
		3776	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3777	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3339		3778
3340	cf::sync_job {	3779	cf::sync_job {
3341	eval {	3780	eval {
3342	BDB::db_env_open	3781	BDB::db_env_open
3343	$DB_ENV,	3782	$DB_ENV,
…		…
3345	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3784	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3346	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3785	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3347	0666;	3786	0666;
3348		3787
3349	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3788	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3350
3351	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3352	$DB_ENV->set_lk_detect;
3353	};	3789	};
3354		3790
3355	cf::cleanup "db_env_open(db): $@" if $@;	3791	cf::cleanup "db_env_open(db): $@" if $@;
3356	};	3792	};
3357	}	3793	}
		3794
		3795	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3796	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3797	};
		3798	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3799	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3800	};
		3801	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3802	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3803	};
3358	}	3804	}
3359		3805
3360	{	3806	{
		3807	# configure IO::AIO
		3808
3361	IO::AIO::min_parallel 8;	3809	IO::AIO::min_parallel 8;
3362
3363	undef $Coro::AIO::WATCHER;
3364	IO::AIO::max_poll_time $TICK * 0.1;	3810	IO::AIO::max_poll_time $TICK * 0.1;
3365	$AIO_POLL_WATCHER = Event->io (	3811	$Coro::AIO::WATCHER->priority (1);
3366	reentrant => 0,
3367	data => WF_AUTOCANCEL,
3368	fd => IO::AIO::poll_fileno,
3369	poll => 'r',
3370	prio => 6,
3371	cb => \&IO::AIO::poll_cb,
3372	);
3373	}	3812	}
3374		3813
3375	my $_log_backtrace;	3814	my $_log_backtrace;
3376		3815
3377	sub _log_backtrace {	3816	sub _log_backtrace {
…		…
3381		3820
3382	# limit the # of concurrent backtraces	3821	# limit the # of concurrent backtraces
3383	if ($_log_backtrace < 2) {	3822	if ($_log_backtrace < 2) {
3384	++$_log_backtrace;	3823	++$_log_backtrace;
3385	async {	3824	async {
		3825	$Coro::current->{desc} = "abt $msg";
		3826
3386	my @bt = fork_call {	3827	my @bt = fork_call {
3387	@addr = map { sprintf "%x", $_ } @addr;	3828	@addr = map { sprintf "%x", $_ } @addr;
3388	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3829	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3389	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3830	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3390	or die "addr2line: $!";	3831	or die "addr2line: $!";

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