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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 1.426 by root, Thu Apr 24 04:40:31 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 $$rdata, scalar @$objs;
1042		1144
1043	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1044	chmod SAVE_MODE, $fh;	1146	chmod SAVE_MODE, $fh;
1045	aio_write $fh, 0, (length $$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	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	chmod SAVE_MODE, $fh;
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	close $fh;
1056	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1057	}	1159	}
…		…
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	local $cf::PLAYER_LOADING{$login} = $pl;
		1462	$f->resolve_delayed_derefs;
1330	$cf::PLAYER{$login} = $pl	1463	$cf::PLAYER{$login} = $pl
1331	}	1464	}
1332	}	1465	}
1333	}	1466	}
1334		1467
…		…
1343	return if $pl->{deny_save};	1476	return if $pl->{deny_save};
1344		1477
1345	aio_mkdir playerdir $pl, 0770;	1478	aio_mkdir playerdir $pl, 0770;
1346	$pl->{last_save} = $cf::RUNTIME;	1479	$pl->{last_save} = $cf::RUNTIME;
1347		1480
		1481	cf::get_slot 0.01;
		1482
1348	$pl->save_pl ($path);	1483	$pl->save_pl ($path);
1349	Coro::cede;	1484	cf::cede_to_tick;
1350	}	1485	}
1351		1486
1352	sub new($) {	1487	sub new($) {
1353	my ($login) = @_;	1488	my ($login) = @_;
1354		1489
…		…
1358	$self->{deny_save} = 1;	1493	$self->{deny_save} = 1;
1359		1494
1360	$cf::PLAYER{$login} = $self;	1495	$cf::PLAYER{$login} = $self;
1361		1496
1362	$self	1497	$self
		1498	}
		1499
		1500	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1501
		1502	=cut
		1503
		1504	sub send_msg {
		1505	my $ns = shift->ns
		1506	or return;
		1507	$ns->send_msg (@_);
1363	}	1508	}
1364		1509
1365	=item $pl->quit_character	1510	=item $pl->quit_character
1366		1511
1367	Nukes the player without looking back. If logged in, the connection will	1512	Nukes the player without looking back. If logged in, the connection will
…		…
1422	or return [];	1567	or return [];
1423		1568
1424	my @logins;	1569	my @logins;
1425		1570
1426	for my $login (@$dirs) {	1571	for my $login (@$dirs) {
		1572	my $path = path $login;
		1573
		1574	# a .pst is a dead give-away for a valid player
		1575	unless (-e "$path.pst") {
1427	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1428	aio_read $fh, 0, 512, my $buf, 0 or next;	1577	aio_read $fh, 0, 512, my $buf, 0 or next;
1429	$buf !~ /^password -------------$/m or next; # official not-valid tag	1578	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1579	}
1430		1580
1431	utf8::decode $login;	1581	utf8::decode $login;
1432	push @logins, $login;	1582	push @logins, $login;
1433	}	1583	}
1434		1584
…		…
1467		1617
1468	Expand crossfire pod fragments into protocol xml.	1618	Expand crossfire pod fragments into protocol xml.
1469		1619
1470	=cut	1620	=cut
1471		1621
		1622	use re 'eval';
		1623
		1624	my $group;
		1625	my $interior; $interior = qr{
		1626	# match a pod interior sequence sans C<< >>
		1627	(?:
		1628	\ (.*?)\ (?{ $group = $^N })
		1629	| < (??{$interior}) >
		1630	)
		1631	}x;
		1632
1472	sub expand_cfpod {	1633	sub expand_cfpod {
1473	((my $self), (local $_)) = @_;	1634	my ($self, $pod) = @_;
1474		1635
1475	# escape & and <	1636	my $xml;
1476	s/&/&amp;/g;
1477	s/(?<![BIUGH])</&lt;/g;
1478		1637
1479	# this is buggy, it needs to properly take care of nested <'s	1638	while () {
		1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1640	$group = $1;
1480		1641
1481	1 while	1642	$group =~ s/&/&amp;/g;
1482	# replace B<>, I<>, U<> etc.	1643	$group =~ s/</&lt;/g;
1483	s/B<([^\>]*)>/<b>$1<\/b>/	1644
1484	|| s/I<([^\>]*)>/<i>$1<\/i>/	1645	$xml .= $group;
1485	|| s/U<([^\>]*)>/<u>$1<\/u>/	1646	} elsif ($pod =~ m%\G
1486	# replace G<male|female> tags	1647	([BCGHITU])
1487	|| s{G<([^>|]*)\|([^>]*)>}{	1648	<
1488	$self->gender ? $2 : $1	1649	(?:
1489	}ge	1650	([^<>]*) (?{ $group = $^N })
1490	# replace H<hint text>	1651	| < $interior >
1491	|| s{H<([^\>]*)>}	1652	)
		1653	>
		1654	%gcsx
1492	{	1655	) {
		1656	my ($code, $data) = ($1, $group);
		1657
		1658	if ($code eq "B") {
		1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1660	} elsif ($code eq "I") {
		1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1662	} elsif ($code eq "U") {
		1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1664	} elsif ($code eq "C") {
		1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1666	} elsif ($code eq "T") {
		1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1668	} elsif ($code eq "G") {
		1669	my ($male, $female) = split /\|/, $data;
		1670	$data = $self->gender ? $female : $male;
		1671	$xml .= expand_cfpod ($self, $data);
		1672	} elsif ($code eq "H") {
1493	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1494	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1495	"")	1675	"")
1496	[$self->{hintmode}]	1676	[$self->{hintmode}];
		1677	} else {
		1678	$xml .= "error processing '$code($data)' directive";
1497	}ge;	1679	}
		1680	} else {
		1681	if ($pod =~ /\G(.+)/) {
		1682	warn "parse error while expanding $pod (at $1)";
		1683	}
		1684	last;
		1685	}
		1686	}
1498		1687
		1688	for ($xml) {
1499	# create single paragraphs (very hackish)	1689	# create single paragraphs (very hackish)
1500	s/(?<=\S)\n(?=\w)/ /g;	1690	s/(?<=\S)\n(?=\w)/ /g;
1501		1691
1502	# compress some whitespace	1692	# compress some whitespace
1503	s/\s+\n/\n/g; # ws line-ends	1693	s/\s+\n/\n/g; # ws line-ends
1504	s/\n\n+/\n/g; # double lines	1694	s/\n\n+/\n/g; # double lines
1505	s/^\n+//; # beginning lines	1695	s/^\n+//; # beginning lines
1506	s/\n+$//; # ending lines	1696	s/\n+$//; # ending lines
		1697	}
1507		1698
1508	$_	1699	$xml
1509	}	1700	}
		1701
		1702	no re 'eval';
1510		1703
1511	sub hintmode {	1704	sub hintmode {
1512	$_[0]{hintmode} = $_[1] if @_ > 1;	1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1513	$_[0]{hintmode}	1706	$_[0]{hintmode}
1514	}	1707	}
1515		1708
1516	=item $player->ext_reply ($msgid, %msg)	1709	=item $player->ext_reply ($msgid, @msg)
1517		1710
1518	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1519		1712
1520	=cut	1713	=cut
1521		1714
1522	sub ext_reply($$%) {	1715	sub ext_reply($$@) {
1523	my ($self, $id, %msg) = @_;	1716	my ($self, $id, @msg) = @_;
1524		1717
1525	$msg{msgid} = $id;	1718	$self->ns->ext_reply ($id, @msg)
1526	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1527	}	1719	}
1528		1720
1529	=item $player->ext_event ($type, %msg)	1721	=item $player->ext_msg ($type, @msg)
1530		1722
1531	Sends an ext event to the client.	1723	Sends an ext event to the client.
1532		1724
1533	=cut	1725	=cut
1534		1726
1535	sub ext_event($$%) {	1727	sub ext_msg($$@) {
1536	my ($self, $type, %msg) = @_;	1728	my ($self, $type, @msg) = @_;
1537		1729
1538	$self->ns->ext_event ($type, %msg);	1730	$self->ns->ext_msg ($type, @msg);
1539	}	1731	}
1540		1732
1541	=head3 cf::region	1733	=head3 cf::region
1542		1734
1543	=over 4	1735	=over 4
…		…
1587	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1588	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1589		1781
1590	sub generate_random_map {	1782	sub generate_random_map {
1591	my ($self, $rmp) = @_;	1783	my ($self, $rmp) = @_;
		1784
		1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1786
1592	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1593	$self->_create_random_map (	1788	$self->_create_random_map (
1594	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1595	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1596	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1718		1913
1719	# the temporary/swap location	1914	# the temporary/swap location
1720	sub save_path {	1915	sub save_path {
1721	my ($self) = @_;	1916	my ($self) = @_;
1722		1917
1723	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1724	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1725	}	1920	}
1726		1921
1727	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1728	sub uniq_path {	1923	sub uniq_path {
1729	my ($self) = @_;	1924	my ($self) = @_;
1730		1925
1731	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1732	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1733	}	1928	}
1734		1929
1735	# and all this just because we cannot iterate over	1930	# and all this just because we cannot iterate over
1736	# all maps in C++...	1931	# all maps in C++...
…		…
1759		1954
1760	sub load_header_from($) {	1955	sub load_header_from($) {
1761	my ($self, $path) = @_;	1956	my ($self, $path) = @_;
1762		1957
1763	utf8::encode $path;	1958	utf8::encode $path;
1764	#aio_open $path, O_RDONLY, 0	1959	my $f = new_from_file cf::object::thawer $path
1765	# or return;
1766
1767	$self->_load_header ($path)
1768	or return;	1960	or return;
		1961
		1962	$self->_load_header ($f)
		1963	or return;
		1964
		1965	local $MAP_LOADING{$self->{path}} = $self;
		1966	$f->resolve_delayed_derefs;
1769		1967
1770	$self->{load_path} = $path;	1968	$self->{load_path} = $path;
1771		1969
1772	1	1970	1
1773	}	1971	}
…		…
1827	sub find {	2025	sub find {
1828	my ($path, $origin) = @_;	2026	my ($path, $origin) = @_;
1829		2027
1830	$path = normalise $path, $origin && $origin->path;	2028	$path = normalise $path, $origin && $origin->path;
1831		2029
		2030	cf::lock_wait "map_data:$path";#d#remove
1832	cf::lock_wait "map_find:$path";	2031	cf::lock_wait "map_find:$path";
1833		2032
1834	$cf::MAP{$path} || do {	2033	$cf::MAP{$path} || do {
1835	my $guard = cf::lock_acquire "map_find:$path";	2034	my $guard1 = cf::lock_acquire "map_find:$path";
		2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2036
1836	my $map = new_from_path cf::map $path	2037	my $map = new_from_path cf::map $path
1837	or return;	2038	or return;
1838		2039
1839	$map->{last_save} = $cf::RUNTIME;	2040	$map->{last_save} = $cf::RUNTIME;
1840		2041
…		…
1842	or return;	2043	or return;
1843		2044
1844	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1845	# doing this can freeze the server in a sync job, obviously	2046	# doing this can freeze the server in a sync job, obviously
1846	#$cf::WAIT_FOR_TICK->wait;	2047	#$cf::WAIT_FOR_TICK->wait;
		2048	undef $guard1;
		2049	undef $guard2;
1847	$map->reset;	2050	$map->reset;
1848	undef $guard;
1849	return find $path;	2051	return find $path;
1850	}	2052	}
1851		2053
1852	$cf::MAP{$path} = $map	2054	$cf::MAP{$path} = $map
1853	}	2055	}
…		…
1862	local $self->{deny_reset} = 1; # loading can take a long time	2064	local $self->{deny_reset} = 1; # loading can take a long time
1863		2065
1864	my $path = $self->{path};	2066	my $path = $self->{path};
1865		2067
1866	{	2068	{
1867	my $guard = cf::lock_acquire "map_load:$path";	2069	my $guard = cf::lock_acquire "map_data:$path";
1868		2070
		2071	return unless $self->valid;
1869	return if $self->in_memory != cf::MAP_SWAPPED;	2072	return unless $self->in_memory == cf::MAP_SWAPPED;
1870		2073
1871	$self->in_memory (cf::MAP_LOADING);	2074	$self->in_memory (cf::MAP_LOADING);
1872		2075
1873	$self->alloc;	2076	$self->alloc;
1874		2077
1875	$self->pre_load;	2078	$self->pre_load;
1876	Coro::cede;	2079	cf::cede_to_tick;
1877		2080
		2081	my $f = new_from_file cf::object::thawer $self->{load_path};
		2082	$f->skip_block;
1878	$self->_load_objects ($self->{load_path}, 1)	2083	$self->_load_objects ($f)
1879	or return;	2084	or return;
1880		2085
1881	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1882	if delete $self->{load_original};	2087	if delete $self->{load_original};
1883		2088
1884	if (my $uniq = $self->uniq_path) {	2089	if (my $uniq = $self->uniq_path) {
1885	utf8::encode $uniq;	2090	utf8::encode $uniq;
1886	if (aio_open $uniq, O_RDONLY, 0) {	2091	unless (aio_stat $uniq) {
		2092	if (my $f = new_from_file cf::object::thawer $uniq) {
1887	$self->clear_unique_items;	2093	$self->clear_unique_items;
1888	$self->_load_objects ($uniq, 0);	2094	$self->_load_objects ($f);
		2095	$f->resolve_delayed_derefs;
		2096	}
1889	}	2097	}
1890	}	2098	}
1891		2099
1892	Coro::cede;	2100	$f->resolve_delayed_derefs;
		2101
		2102	cf::cede_to_tick;
1893	# now do the right thing for maps	2103	# now do the right thing for maps
1894	$self->link_multipart_objects;	2104	$self->link_multipart_objects;
1895	$self->difficulty ($self->estimate_difficulty)	2105	$self->difficulty ($self->estimate_difficulty)
1896	unless $self->difficulty;	2106	unless $self->difficulty;
1897	Coro::cede;	2107	cf::cede_to_tick;
1898		2108
1899	unless ($self->{deny_activate}) {	2109	unless ($self->{deny_activate}) {
1900	$self->decay_objects;	2110	$self->decay_objects;
1901	$self->fix_auto_apply;	2111	$self->fix_auto_apply;
1902	$self->update_buttons;	2112	$self->update_buttons;
1903	Coro::cede;	2113	cf::cede_to_tick;
1904	$self->set_darkness_map;	2114	$self->set_darkness_map;
1905	Coro::cede;	2115	cf::cede_to_tick;
1906	$self->activate;	2116	$self->activate;
1907	}	2117	}
1908		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2123	}
1911		2124
1912	$self->post_load;	2125	$self->post_load;
1913	}	2126	}
1914		2127
…		…
1923		2136
1924	$self	2137	$self
1925	}	2138	}
1926		2139
1927	# find and load all maps in the 3x3 area around a map	2140	# find and load all maps in the 3x3 area around a map
1928	sub load_diag {	2141	sub load_neighbours {
1929	my ($map) = @_;	2142	my ($map) = @_;
1930		2143
1931	my @diag; # diagonal neighbours	2144	my @neigh; # diagonal neighbours
1932		2145
1933	for (0 .. 3) {	2146	for (0 .. 3) {
1934	my $neigh = $map->tile_path ($_)	2147	my $neigh = $map->tile_path ($_)
1935	or next;	2148	or next;
1936	$neigh = find $neigh, $map	2149	$neigh = find $neigh, $map
1937	or next;	2150	or next;
1938	$neigh->load;	2151	$neigh->load;
1939		2152
		2153	push @neigh,
1940	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1941	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1942	}	2156	}
1943		2157
1944	for (@diag) {	2158	for (grep defined $_->[0], @neigh) {
		2159	my ($path, $origin) = @$_;
1945	my $neigh = find @$_	2160	my $neigh = find $path, $origin
1946	or next;	2161	or next;
1947	$neigh->load;	2162	$neigh->load;
1948	}	2163	}
1949	}	2164	}
1950		2165
…		…
1955	}	2170	}
1956		2171
1957	sub do_load_sync {	2172	sub do_load_sync {
1958	my ($map) = @_;	2173	my ($map) = @_;
1959		2174
		2175	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2176	if $Coro::current == $Coro::main;
		2177
1960	cf::sync_job { $map->load };	2178	cf::sync_job { $map->load };
1961	}	2179	}
1962		2180
1963	our %MAP_PREFETCH;	2181	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2182	our $MAP_PREFETCHER = undef;
1965		2183
1966	sub find_async {	2184	sub find_async {
1967	my ($path, $origin) = @_;	2185	my ($path, $origin, $load) = @_;
1968		2186
1969	$path = normalise $path, $origin && $origin->{path};	2187	$path = normalise $path, $origin && $origin->{path};
1970		2188
1971	if (my $map = $cf::MAP{$path}) {	2189	if (my $map = $cf::MAP{$path}) {
1972	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2191	}
1974		2192
1975	undef $MAP_PREFETCH{$path};	2193	$MAP_PREFETCH{$path} |= $load;
		2194
1976	$MAP_PREFETCHER ||= cf::async {	2195	$MAP_PREFETCHER ||= cf::async {
		2196	$Coro::current->{desc} = "map prefetcher";
		2197
1977	while (%MAP_PREFETCH) {	2198	while (%MAP_PREFETCH) {
1978	for my $path (keys %MAP_PREFETCH) {	2199	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $path) {	2200	if (my $map = find $k) {
1980	$map->load;	2201	$map->load if $v;
1981	}	2202	}
1982		2203
1983	delete $MAP_PREFETCH{$path};	2204	delete $MAP_PREFETCH{$k};
1984	}	2205	}
1985	}	2206	}
1986	undef $MAP_PREFETCHER;	2207	undef $MAP_PREFETCHER;
1987	};	2208	};
1988	$MAP_PREFETCHER->prio (6);	2209	$MAP_PREFETCHER->prio (6);
…		…
1991	}	2212	}
1992		2213
1993	sub save {	2214	sub save {
1994	my ($self) = @_;	2215	my ($self) = @_;
1995		2216
1996	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2218
1998	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
1999		2220
2000	return unless $self->dirty;	2221	return unless $self->dirty;
2001		2222
…		…
2007	return if $self->{deny_save};	2228	return if $self->{deny_save};
2008		2229
2009	local $self->{last_access} = $self->last_access;#d#	2230	local $self->{last_access} = $self->last_access;#d#
2010		2231
2011	cf::async {	2232	cf::async {
		2233	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2234	$_->contr->save for $self->players;
2013	};	2235	};
		2236
		2237	cf::get_slot 0.02;
2014		2238
2015	if ($uniq) {	2239	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2240	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2241	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2242	} else {
…		…
2024	my ($self) = @_;	2248	my ($self) = @_;
2025		2249
2026	# save first because save cedes	2250	# save first because save cedes
2027	$self->save;	2251	$self->save;
2028		2252
2029	my $lock = cf::lock_acquire "map_data:" . $self->path;	2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2254
2031	return if $self->players;	2255	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2256	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2257	return if $self->{deny_save};
2034		2258
		2259	$self->in_memory (cf::MAP_SWAPPED);
		2260
		2261	$self->deactivate;
		2262	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2263	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2264	}
2038		2265
2039	sub reset_at {	2266	sub reset_at {
2040	my ($self) = @_;	2267	my ($self) = @_;
2041		2268
…		…
2073	if $uniq;	2300	if $uniq;
2074	}	2301	}
2075		2302
2076	delete $cf::MAP{$self->path};	2303	delete $cf::MAP{$self->path};
2077		2304
		2305	$self->deactivate;
		2306	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2307	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2308
2082	$self->unlink_save;	2309	$self->unlink_save;
2083	$self->destroy;	2310	$self->destroy;
2084	}	2311	}
2085		2312
2086	my $nuke_counter = "aaaa";	2313	my $nuke_counter = "aaaa";
2087		2314
2088	sub nuke {	2315	sub nuke {
2089	my ($self) = @_;	2316	my ($self) = @_;
2090		2317
		2318	{
		2319	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2320
2091	delete $cf::MAP{$self->path};	2321	delete $cf::MAP{$self->path};
2092		2322
2093	$self->unlink_save;	2323	$self->unlink_save;
2094		2324
2095	bless $self, "cf::map";	2325	bless $self, "cf::map";
2096	delete $self->{deny_reset};	2326	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2327	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2328	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2330
2101	$cf::MAP{$self->path} = $self;	2331	$cf::MAP{$self->path} = $self;
		2332	}
2102		2333
2103	$self->reset; # polite request, might not happen	2334	$self->reset; # polite request, might not happen
2104	}	2335	}
2105		2336
2106	=item $maps = cf::map::tmp_maps	2337	=item $maps = cf::map::tmp_maps
…		…
2148		2379
2149	sub unique_maps() {	2380	sub unique_maps() {
2150	[	2381	[
2151	map {	2382	map {
2152	utf8::decode $_;	2383	utf8::decode $_;
2153	/\.map$/	2384	s/\.map$//; # TODO future compatibility hack
		2385	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2386	? ()
2154	? normalise $_	2387	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2388	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2389	]
2158	}	2390	}
2159		2391
2160	package cf;
2161
2162	=back	2392	=back
2163		2393
2164	=head3 cf::object	2394	=head3 cf::object
2165		2395
2166	=cut	2396	=cut
…		…
2169		2399
2170	=over 4	2400	=over 4
2171		2401
2172	=item $ob->inv_recursive	2402	=item $ob->inv_recursive
2173		2403
2174	Returns the inventory of the object _and_ their inventories, recursively.	2404	Returns the inventory of the object I<and> their inventories, recursively,
		2405	but I<not> the object itself.
2175		2406
2176	=cut	2407	=cut
2177		2408
2178	sub inv_recursive_;	2409	sub inv_recursive_;
2179	sub inv_recursive_ {	2410	sub inv_recursive_ {
2180	map { $_, inv_recursive_ $_->inv } @_	2411	map { $_, inv_recursive_ $_->inv } @_
2181	}	2412	}
2182		2413
2183	sub inv_recursive {	2414	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2415	inv_recursive_ inv $_[0]
		2416	}
		2417
		2418	=item $ref = $ob->ref
		2419
		2420	Creates and returns a persistent reference to an object that can be stored as a string.
		2421
		2422	=item $ob = cf::object::deref ($refstring)
		2423
		2424	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2425	even if the object actually exists. May block.
		2426
		2427	=cut
		2428
		2429	sub deref {
		2430	my ($ref) = @_;
		2431
		2432	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2433	my ($uuid, $name) = ($1, $2);
		2434	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2435	or return;
		2436	$pl->ob->uuid eq $uuid
		2437	or return;
		2438
		2439	$pl->ob
		2440	} else {
		2441	warn "$ref: cannot resolve object reference\n";
		2442	undef
		2443	}
2185	}	2444	}
2186		2445
2187	package cf;	2446	package cf;
2188		2447
2189	=back	2448	=back
…		…
2213		2472
2214	} else {	2473	} else {
2215	my $pl = $self->contr;	2474	my $pl = $self->contr;
2216		2475
2217	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2476	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2218	my $diag = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2219	$diag->{pl}->ext_reply (	2478	$dialog->{pl}->ext_msg ($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		2479
2226	} else {	2480	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2482	$self->message ($msg, $flags);
2229	}	2483	}
2230	}	2484	}
		2485	}
		2486
		2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2488
		2489	=cut
		2490
		2491	sub cf::object::send_msg {
		2492	my $pl = shift->contr
		2493	or return;
		2494	$pl->send_msg (@_);
2231	}	2495	}
2232		2496
2233	=item $player_object->may ("access")	2497	=item $player_object->may ("access")
2234		2498
2235	Returns wether the given player is authorized to access resource "access"	2499	Returns wether the given player is authorized to access resource "access"
…		…
2314	# use -1 or undef as default coordinates, not 0, 0	2578	# use -1 or undef as default coordinates, not 0, 0
2315	($x, $y) = ($map->enter_x, $map->enter_y)	2579	($x, $y) = ($map->enter_x, $map->enter_y)
2316	if $x <=0 && $y <= 0;	2580	if $x <=0 && $y <= 0;
2317		2581
2318	$map->load;	2582	$map->load;
2319	$map->load_diag;	2583	$map->load_neighbours;
2320		2584
2321	return unless $self->contr->active;	2585	return unless $self->contr->active;
2322	$self->activate_recursive;	2586	$self->activate_recursive;
2323		2587
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2609
2346	$self->enter_link;	2610	$self->enter_link;
2347		2611
2348	(async {	2612	(async {
		2613	$Coro::current->{desc} = "player::goto $path $x $y";
		2614
		2615	# *tag paths override both path and x|y
		2616	if ($path =~ /^\*(.*)$/) {
		2617	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2618	my $ob = $obs[rand @obs];
		2619
		2620	# see if we actually can go there
		2621	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2622	$ob = $obs[rand @obs];
		2623	} else {
		2624	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2625	}
		2626	# else put us there anyways for now #d#
		2627
		2628	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2629	} else {
		2630	($path, $x, $y) = (undef, undef, undef);
		2631	}
		2632	}
		2633
2349	my $map = eval {	2634	my $map = eval {
2350	my $map = cf::map::find $path;	2635	my $map = defined $path ? cf::map::find $path : undef;
2351		2636
2352	if ($map) {	2637	if ($map) {
2353	$map = $map->customise_for ($self);	2638	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2639	$map = $check->($map) if $check && $map;
2355	} else {	2640	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2642	}
2358		2643
2359	$map	2644	$map
2360	};	2645	};
2361		2646
…		…
2414	$rmp->{origin_y} = $exit->y;	2699	$rmp->{origin_y} = $exit->y;
2415	}	2700	}
2416		2701
2417	$rmp->{random_seed} ||= $exit->random_seed;	2702	$rmp->{random_seed} ||= $exit->random_seed;
2418		2703
2419	my $data = cf::to_json $rmp;	2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2705	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2706	my $meta = "$RANDOMDIR/$md5.meta";
2422		2707
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2709	aio_write $fh, 0, (length $data), $data, 0;
…		…
2451	# if exit is damned, update players death & WoR home-position	2736	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)	2737	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);	2738	if $exit->flag (FLAG_DAMNED);
2454		2739
2455	(async {	2740	(async {
		2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2742
2456	$self->deactivate_recursive; # just to be sure	2743	$self->deactivate_recursive; # just to be sure
2457	unless (eval {	2744	unless (eval {
2458	$self->goto ($slaying, $hp, $sp);	2745	$self->goto ($slaying, $hp, $sp);
2459		2746
2460	1;	2747	1;
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2782	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2783	the message unless the client supports the msg packet.
2497		2784
2498	=cut	2785	=cut
2499		2786
		2787	# non-persistent channels (usually the info channel)
		2788	our %CHANNEL = (
		2789	"c/identify" => {
		2790	id => "infobox",
		2791	title => "Identify",
		2792	reply => undef,
		2793	tooltip => "Items recently identified",
		2794	},
		2795	"c/examine" => {
		2796	id => "infobox",
		2797	title => "Examine",
		2798	reply => undef,
		2799	tooltip => "Signs and other items you examined",
		2800	},
		2801	"c/book" => {
		2802	id => "infobox",
		2803	title => "Book",
		2804	reply => undef,
		2805	tooltip => "The contents of a note or book",
		2806	},
		2807	"c/lookat" => {
		2808	id => "infobox",
		2809	title => "Look",
		2810	reply => undef,
		2811	tooltip => "What you saw there",
		2812	},
		2813	"c/who" => {
		2814	id => "infobox",
		2815	title => "Players",
		2816	reply => undef,
		2817	tooltip => "Shows players who are currently online",
		2818	},
		2819	"c/body" => {
		2820	id => "infobox",
		2821	title => "Body Parts",
		2822	reply => undef,
		2823	tooltip => "Shows which body parts you posess and are available",
		2824	},
		2825	"c/uptime" => {
		2826	id => "infobox",
		2827	title => "Uptime",
		2828	reply => undef,
		2829	tooltip => "How long the server has been running since last restart",
		2830	},
		2831	"c/mapinfo" => {
		2832	id => "infobox",
		2833	title => "Map Info",
		2834	reply => undef,
		2835	tooltip => "Information related to the maps",
		2836	},
		2837	"c/party" => {
		2838	id => "party",
		2839	title => "Party",
		2840	reply => "gsay ",
		2841	tooltip => "Messages and chat related to your party",
		2842	},
		2843	);
		2844
2500	sub cf::client::send_msg {	2845	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2846	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2847
2503	$msg = $self->pl->expand_cfpod ($msg);	2848	$msg = $self->pl->expand_cfpod ($msg);
2504		2849
2505	$color &= ~cf::NDI_UNIQUE; # just in case...	2850	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2851
		2852	# check predefined channels, for the benefit of C
		2853	if ($CHANNEL{$channel}) {
		2854	$channel = $CHANNEL{$channel};
		2855
		2856	$self->ext_msg (channel_info => $channel)
		2857	if $self->can_msg;
		2858
		2859	$channel = $channel->{id};
		2860
2507	if (ref $channel) {	2861	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2862	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2863	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2864	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_event (channel_info => %$channel);	2865	$self->ext_msg (channel_info => $channel)
		2866	if $self->can_msg;
2512	}	2867	}
2513		2868
2514	$channel = $channel->{id};	2869	$channel = $channel->{id};
2515	}	2870	}
2516		2871
2517	return unless @extra || length $msg;	2872	return unless @extra || length $msg;
2518		2873
2519	if ($self->can_msg) {	2874	if ($self->can_msg) {
		2875	# default colour, mask it out
		2876	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2877	if $color & cf::NDI_DEF;
		2878
2520	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2879	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2880	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2521	} else {	2881	} else {
2522	# replace some tags by gcfclient-compatible ones
2523	for ($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 ($color >= 0) {	2882	if ($color >= 0) {
		2883	# replace some tags by gcfclient-compatible ones
		2884	for ($msg) {
		2885	1 while
		2886	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2887	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2888	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2889	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2890	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2891	}
		2892
		2893	$color &= cf::NDI_COLOR_MASK;
		2894
		2895	utf8::encode $msg;
		2896
2533	if (0 && $msg =~ /\[/) {	2897	if (0 && $msg =~ /\[/) {
		2898	# COMMAND/INFO
2534	$self->send_packet ("drawextinfo $color 4 0 $msg")	2899	$self->send_packet ("drawextinfo $color 10 8 $msg")
2535	} else {	2900	} else {
2536	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2901	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2537	$self->send_packet ("drawinfo $color $msg")	2902	$self->send_packet ("drawinfo $color $msg")
2538	}	2903	}
2539	}	2904	}
2540	}	2905	}
2541	}	2906	}
2542		2907
2543	=item $client->ext_event ($type, %msg)	2908	=item $client->ext_msg ($type, @msg)
2544		2909
2545	Sends an ext event to the client.	2910	Sends an ext event to the client.
2546		2911
2547	=cut	2912	=cut
2548		2913
2549	sub cf::client::ext_event($$%) {	2914	sub cf::client::ext_msg($$@) {
2550	my ($self, $type, %msg) = @_;	2915	my ($self, $type, @msg) = @_;
2551		2916
2552	return unless $self->extcmd;	2917	if ($self->extcmd == 2) {
2553		2918	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2919	} elsif ($self->extcmd == 1) { # TODO: remove
2554	$msg{msgtype} = "event_$type";	2920	push @msg, msgtype => "event_$type";
2555	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2921	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2922	}
		2923	}
		2924
		2925	=item $client->ext_reply ($msgid, @msg)
		2926
		2927	Sends an ext reply to the client.
		2928
		2929	=cut
		2930
		2931	sub cf::client::ext_reply($$@) {
		2932	my ($self, $id, @msg) = @_;
		2933
		2934	if ($self->extcmd == 2) {
		2935	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2936	} elsif ($self->extcmd == 1) {
		2937	#TODO: version 1, remove
		2938	unshift @msg, msgtype => "reply", msgid => $id;
		2939	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2940	}
2556	}	2941	}
2557		2942
2558	=item $success = $client->query ($flags, "text", \&cb)	2943	=item $success = $client->query ($flags, "text", \&cb)
2559		2944
2560	Queues a query to the client, calling the given callback with	2945	Queues a query to the client, calling the given callback with
…		…
2615	my ($ns, $buf) = @_;	3000	my ($ns, $buf) = @_;
2616		3001
2617	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3002	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2618		3003
2619	if (ref $msg) {	3004	if (ref $msg) {
		3005	my ($type, $reply, @payload) =
		3006	"ARRAY" eq ref $msg
		3007	? @$msg
		3008	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3009
		3010	my @reply;
		3011
2620	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3012	if (my $cb = $EXTICMD{$type}) {
2621	if (my %reply = $cb->($ns, $msg)) {	3013	@reply = $cb->($ns, @payload);
2622	$reply{msgid} = $msg->{msgid};
2623	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2624	}
2625	}	3014	}
		3015
		3016	$ns->ext_reply ($reply, @reply)
		3017	if $reply;
		3018
2626	} else {	3019	} else {
2627	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3020	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2628	}	3021	}
2629		3022
2630	cf::override;	3023	cf::override;
…		…
2677	our $safe = new Safe "safe";	3070	our $safe = new Safe "safe";
2678	our $safe_hole = new Safe::Hole;	3071	our $safe_hole = new Safe::Hole;
2679		3072
2680	$SIG{FPE} = 'IGNORE';	3073	$SIG{FPE} = 'IGNORE';
2681		3074
2682	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3075	$safe->permit_only (Opcode::opset qw(
		3076	:base_core :base_mem :base_orig :base_math
		3077	grepstart grepwhile mapstart mapwhile
		3078	sort time
		3079	));
2683		3080
2684	# here we export the classes and methods available to script code	3081	# here we export the classes and methods available to script code
2685		3082
2686	=pod	3083	=pod
2687		3084
2688	The following functions and methods are available within a safe environment:	3085	The following functions and methods are available within a safe environment:
2689		3086
2690	cf::object	3087	cf::object
2691	contr pay_amount pay_player map x y force_find force_add	3088	contr pay_amount pay_player map x y force_find force_add destroy
2692	insert remove	3089	insert remove name archname title slaying race decrease split
2693		3090
2694	cf::object::player	3091	cf::object::player
2695	player	3092	player
2696		3093
2697	cf::player	3094	cf::player
…		…
2702		3099
2703	=cut	3100	=cut
2704		3101
2705	for (	3102	for (
2706	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3103	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2707	insert remove)],	3104	insert remove inv name archname title slaying race
		3105	decrease split destroy)],
2708	["cf::object::player" => qw(player)],	3106	["cf::object::player" => qw(player)],
2709	["cf::player" => qw(peaceful)],	3107	["cf::player" => qw(peaceful)],
2710	["cf::map" => qw(trigger)],	3108	["cf::map" => qw(trigger)],
2711	) {	3109	) {
2712	no strict 'refs';	3110	no strict 'refs';
…		…
2788	# the server's init and main functions	3186	# the server's init and main functions
2789		3187
2790	sub load_facedata($) {	3188	sub load_facedata($) {
2791	my ($path) = @_;	3189	my ($path) = @_;
2792		3190
		3191	# HACK to clear player env face cache, we need some signal framework
		3192	# for this (global event?)
		3193	%ext::player_env::MUSIC_FACE_CACHE = ();
		3194
		3195	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3196
2793	warn "loading facedata from $path\n";	3197	warn "loading facedata from $path\n";
2794		3198
2795	my $facedata;	3199	my $facedata;
2796	0 < aio_load $path, $facedata	3200	0 < aio_load $path, $facedata
2797	or die "$path: $!";	3201	or die "$path: $!";
…		…
2799	$facedata = Coro::Storable::thaw $facedata;	3203	$facedata = Coro::Storable::thaw $facedata;
2800		3204
2801	$facedata->{version} == 2	3205	$facedata->{version} == 2
2802	or cf::cleanup "$path: version mismatch, cannot proceed.";	3206	or cf::cleanup "$path: version mismatch, cannot proceed.";
2803		3207
		3208	# patch in the exptable
		3209	$facedata->{resource}{"res/exp_table"} = {
		3210	type => FT_RSRC,
		3211	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3212	};
		3213	cf::cede_to_tick;
		3214
2804	{	3215	{
2805	my $faces = $facedata->{faceinfo};	3216	my $faces = $facedata->{faceinfo};
2806		3217
2807	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
2808	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3219	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3220
2809	cf::face::set_visibility $idx, $info->{visibility};	3221	cf::face::set_visibility $idx, $info->{visibility};
2810	cf::face::set_magicmap $idx, $info->{magicmap};	3222	cf::face::set_magicmap $idx, $info->{magicmap};
2811	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3223	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2812	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3224	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2813		3225
2814	cf::cede_to_tick;	3226	cf::cede_to_tick;
2815	}	3227	}
2816		3228
2817	while (my ($face, $info) = each %$faces) {	3229	while (my ($face, $info) = each %$faces) {
2818	next unless $info->{smooth};	3230	next unless $info->{smooth};
		3231
2819	my $idx = cf::face::find $face	3232	my $idx = cf::face::find $face
2820	or next;	3233	or next;
		3234
2821	if (my $smooth = cf::face::find $info->{smooth}) {	3235	if (my $smooth = cf::face::find $info->{smooth}) {
2822	cf::face::set_smooth $idx, $smooth;	3236	cf::face::set_smooth $idx, $smooth;
2823	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3237	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2824	} else {	3238	} else {
2825	warn "smooth face '$info->{smooth}' not found for face '$face'";	3239	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2842		3256
2843	{	3257	{
2844	# TODO: for gcfclient pleasure, we should give resources	3258	# TODO: for gcfclient pleasure, we should give resources
2845	# that gcfclient doesn't grok a >10000 face index.	3259	# that gcfclient doesn't grok a >10000 face index.
2846	my $res = $facedata->{resource};	3260	my $res = $facedata->{resource};
2847	my $enc = JSON::XS->new->utf8->canonical;
2848		3261
2849	while (my ($name, $info) = each %$res) {	3262	while (my ($name, $info) = each %$res) {
2850	my $meta = $enc->encode ({	3263	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;	3264	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3265	my $data;
2857		3266
2858	if ($name =~ /\.jpg$/) {	3267	if ($info->{type} & 1) {
2859	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3268	# prepend meta info
2860	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3269
		3270	my $meta = $enc->encode ({
		3271	name => $name,
		3272	%{ $info->{meta} || {} },
		3273	});
		3274
		3275	$data = pack "(w/a*)*", $meta, $info->{data};
		3276	} else {
		3277	$data = $info->{data};
		3278	}
		3279
		3280	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3281	cf::face::set_type $idx, $info->{type};
2861	} else {	3282	} else {
2862	my $data = pack "(w/a*)*", $meta, $info->{data};	3283	$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	}	3284	}
2868		3285
2869	cf::cede_to_tick;	3286	cf::cede_to_tick;
2870	}	3287	}
2871	}	3288	}
2872		3289
		3290	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3291
2873	1	3292	1
2874	}	3293	}
2875		3294
		3295	cf::global->attach (on_resource_update => sub {
		3296	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3297	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3298
		3299	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3300	my $sound = $soundconf->{compat}[$_]
		3301	or next;
		3302
		3303	my $face = cf::face::find "sound/$sound->[1]";
		3304	cf::sound::set $sound->[0] => $face;
		3305	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3306	}
		3307
		3308	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3309	my $face = cf::face::find "sound/$v";
		3310	cf::sound::set $k => $face;
		3311	}
		3312	}
		3313	});
		3314
		3315	register_exticmd fx_want => sub {
		3316	my ($ns, $want) = @_;
		3317
		3318	while (my ($k, $v) = each %$want) {
		3319	$ns->fx_want ($k, $v);
		3320	}
		3321	};
		3322
		3323	sub load_resource_file($) {
		3324	my $guard = lock_acquire "load_resource_file";
		3325
		3326	my $status = load_resource_file_ $_[0];
		3327	get_slot 0.1, 100;
		3328	cf::arch::commit_load;
		3329
		3330	$status
		3331	}
		3332
2876	sub reload_regions {	3333	sub reload_regions {
		3334	# HACK to clear player env face cache, we need some signal framework
		3335	# for this (global event?)
		3336	%ext::player_env::MUSIC_FACE_CACHE = ();
		3337
2877	load_resource_file "$MAPDIR/regions"	3338	load_resource_file "$MAPDIR/regions"
2878	or die "unable to load regions file\n";	3339	or die "unable to load regions file\n";
2879		3340
2880	for (cf::region::list) {	3341	for (cf::region::list) {
2881	$_->{match} = qr/$_->{match}/	3342	$_->{match} = qr/$_->{match}/
…		…
2889	}	3350	}
2890		3351
2891	sub reload_archetypes {	3352	sub reload_archetypes {
2892	load_resource_file "$DATADIR/archetypes"	3353	load_resource_file "$DATADIR/archetypes"
2893	or die "unable to load archetypes\n";	3354	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	}	3355	}
2900		3356
2901	sub reload_treasures {	3357	sub reload_treasures {
2902	load_resource_file "$DATADIR/treasures"	3358	load_resource_file "$DATADIR/treasures"
2903	or die "unable to load treasurelists\n";	3359	or die "unable to load treasurelists\n";
2904	}	3360	}
2905		3361
2906	sub reload_resources {	3362	sub reload_resources {
2907	warn "reloading resource files...\n";	3363	warn "reloading resource files...\n";
2908		3364
		3365	reload_facedata;
		3366	reload_archetypes;
2909	reload_regions;	3367	reload_regions;
2910	reload_facedata;
2911	#reload_archetypes;#d#
2912	reload_archetypes;
2913	reload_treasures;	3368	reload_treasures;
2914		3369
2915	warn "finished reloading resource files\n";	3370	warn "finished reloading resource files\n";
2916	}	3371	}
2917		3372
2918	sub init {	3373	sub init {
		3374	my $guard = freeze_mainloop;
		3375
2919	reload_resources;	3376	reload_resources;
2920	}	3377	}
2921		3378
2922	sub cfg_load {	3379	sub reload_config {
2923	open my $fh, "<:utf8", "$CONFDIR/config"	3380	open my $fh, "<:utf8", "$CONFDIR/config"
2924	or return;	3381	or return;
2925		3382
2926	local $/;	3383	local $/;
2927	*CFG = YAML::Syck::Load <$fh>;	3384	*CFG = YAML::Load <$fh>;
2928		3385
2929	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3386	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2930		3387
2931	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3388	$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};	3389	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2943	sub main {	3400	sub main {
2944	# we must not ever block the main coroutine	3401	# we must not ever block the main coroutine
2945	local $Coro::idle = sub {	3402	local $Coro::idle = sub {
2946	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3403	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2947	(async {	3404	(async {
2948	Event::one_event;	3405	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3406	EV::loop EV::LOOP_ONESHOT;
2949	})->prio (Coro::PRIO_MAX);	3407	})->prio (Coro::PRIO_MAX);
2950	};	3408	};
2951		3409
2952	cfg_load;	3410	{
		3411	my $guard = freeze_mainloop;
		3412	reload_config;
2953	db_init;	3413	db_init;
2954	load_extensions;	3414	load_extensions;
2955		3415
2956	$TICK_WATCHER->start;	3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3417	evthread_start IO::AIO::poll_fileno;
		3418	}
		3419
2957	Event::loop;	3420	EV::loop;
2958	}	3421	}
2959		3422
2960	#############################################################################	3423	#############################################################################
2961	# initialisation and cleanup	3424	# initialisation and cleanup
2962		3425
2963	# install some emergency cleanup handlers	3426	# install some emergency cleanup handlers
2964	BEGIN {	3427	BEGIN {
		3428	our %SIGWATCHER = ();
2965	for my $signal (qw(INT HUP TERM)) {	3429	for my $signal (qw(INT HUP TERM)) {
2966	Event->signal (	3430	$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";	3431	cf::cleanup "SIG$signal";
2973	},
2974	);	3432	};
2975	}	3433	}
2976	}	3434	}
2977		3435
2978	sub write_runtime {	3436	sub write_runtime_sync {
2979	my $runtime = "$LOCALDIR/runtime";	3437	my $runtime = "$LOCALDIR/runtime";
2980		3438
2981	# first touch the runtime file to show we are still running:	3439	# first touch the runtime file to show we are still running:
2982	# the fsync below can take a very very long time.	3440	# the fsync below can take a very very long time.
2983		3441
…		…
3009	and return;	3467	and return;
3010		3468
3011	warn "runtime file written.\n";	3469	warn "runtime file written.\n";
3012		3470
3013	1	3471	1
		3472	}
		3473
		3474	our $uuid_lock;
		3475	our $uuid_skip;
		3476
		3477	sub write_uuid_sync($) {
		3478	$uuid_skip ||= $_[0];
		3479
		3480	return if $uuid_lock;
		3481	local $uuid_lock = 1;
		3482
		3483	my $uuid = "$LOCALDIR/uuid";
		3484
		3485	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3486	or return;
		3487
		3488	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3489	$uuid_skip = 0;
		3490
		3491	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3492	and return;
		3493
		3494	# always fsync - this file is important
		3495	aio_fsync $fh
		3496	and return;
		3497
		3498	close $fh
		3499	or return;
		3500
		3501	aio_rename "$uuid~", $uuid
		3502	and return;
		3503
		3504	warn "uuid file written ($value).\n";
		3505
		3506	1
		3507
		3508	}
		3509
		3510	sub write_uuid($$) {
		3511	my ($skip, $sync) = @_;
		3512
		3513	$sync ? write_uuid_sync $skip
		3514	: async { write_uuid_sync $skip };
3014	}	3515	}
3015		3516
3016	sub emergency_save() {	3517	sub emergency_save() {
3017	my $freeze_guard = cf::freeze_mainloop;	3518	my $freeze_guard = cf::freeze_mainloop;
3018		3519
…		…
3024	# and maps saved/destroyed asynchronously.	3525	# and maps saved/destroyed asynchronously.
3025	warn "begin emergency player save\n";	3526	warn "begin emergency player save\n";
3026	for my $login (keys %cf::PLAYER) {	3527	for my $login (keys %cf::PLAYER) {
3027	my $pl = $cf::PLAYER{$login} or next;	3528	my $pl = $cf::PLAYER{$login} or next;
3028	$pl->valid or next;	3529	$pl->valid or next;
		3530	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3029	$pl->save;	3531	$pl->save;
3030	}	3532	}
3031	warn "end emergency player save\n";	3533	warn "end emergency player save\n";
3032		3534
3033	warn "begin emergency map save\n";	3535	warn "begin emergency map save\n";
…		…
3039	warn "end emergency map save\n";	3541	warn "end emergency map save\n";
3040		3542
3041	warn "begin emergency database checkpoint\n";	3543	warn "begin emergency database checkpoint\n";
3042	BDB::db_env_txn_checkpoint $DB_ENV;	3544	BDB::db_env_txn_checkpoint $DB_ENV;
3043	warn "end emergency database checkpoint\n";	3545	warn "end emergency database checkpoint\n";
		3546
		3547	warn "begin write uuid\n";
		3548	write_uuid_sync 1;
		3549	warn "end write uuid\n";
3044	};	3550	};
3045		3551
3046	warn "leave emergency perl save\n";	3552	warn "leave emergency perl save\n";
3047	}	3553	}
3048		3554
…		…
3063	warn "reloading...";	3569	warn "reloading...";
3064		3570
3065	warn "entering sync_job";	3571	warn "entering sync_job";
3066		3572
3067	cf::sync_job {	3573	cf::sync_job {
3068	cf::write_runtime; # external watchdog should not bark	3574	cf::write_runtime_sync; # external watchdog should not bark
3069	cf::emergency_save;	3575	cf::emergency_save;
3070	cf::write_runtime; # external watchdog should not bark	3576	cf::write_runtime_sync; # external watchdog should not bark
3071		3577
3072	warn "syncing database to disk";	3578	warn "syncing database to disk";
3073	BDB::db_env_txn_checkpoint $DB_ENV;	3579	BDB::db_env_txn_checkpoint $DB_ENV;
3074		3580
3075	# if anything goes wrong in here, we should simply crash as we already saved	3581	# 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 $_->data & WF_AUTOCANCEL;
3080	}
3081		3582
3082	warn "flushing outstanding aio requests";	3583	warn "flushing outstanding aio requests";
3083	for (;;) {	3584	for (;;) {
3084	BDB::flush;	3585	BDB::flush;
3085	IO::AIO::flush;	3586	IO::AIO::flush;
3086	Coro::cede;	3587	Coro::cede_notself;
3087	last unless IO::AIO::nreqs || BDB::nreqs;	3588	last unless IO::AIO::nreqs || BDB::nreqs;
3088	warn "iterate...";	3589	warn "iterate...";
3089	}	3590	}
3090		3591
3091	++$RELOAD;	3592	++$RELOAD;
…		…
3150	warn "reloading cf.pm";	3651	warn "reloading cf.pm";
3151	require cf;	3652	require cf;
3152	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3653	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3153		3654
3154	warn "loading config and database again";	3655	warn "loading config and database again";
3155	cf::cfg_load;	3656	cf::reload_config;
3156		3657
3157	warn "loading extensions";	3658	warn "loading extensions";
3158	cf::load_extensions;	3659	cf::load_extensions;
3159		3660
3160	warn "reattaching attachments to objects/players";	3661	warn "reattaching attachments to objects/players";
…		…
3167	warn "leaving sync_job";	3668	warn "leaving sync_job";
3168		3669
3169	1	3670	1
3170	} or do {	3671	} or do {
3171	warn $@;	3672	warn $@;
3172	warn "error while reloading, exiting.";	3673	cf::cleanup "error while reloading, exiting.";
3173	exit 1;
3174	};	3674	};
3175		3675
3176	warn "reloaded";	3676	warn "reloaded";
3177	};	3677	};
3178		3678
…		…
3180		3680
3181	sub reload_perl() {	3681	sub reload_perl() {
3182	# doing reload synchronously and two reloads happen back-to-back,	3682	# doing reload synchronously and two reloads happen back-to-back,
3183	# coro crashes during coro_state_free->destroy here.	3683	# coro crashes during coro_state_free->destroy here.
3184		3684
3185	$RELOAD_WATCHER ||= Event->timer (	3685	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3186	reentrant => 0,
3187	after => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => sub {
3190	do_reload_perl;	3686	do_reload_perl;
3191	undef $RELOAD_WATCHER;	3687	undef $RELOAD_WATCHER;
3192	},
3193	);	3688	};
3194	}	3689	}
3195		3690
3196	register_command "reload" => sub {	3691	register_command "reload" => sub {
3197	my ($who, $arg) = @_;	3692	my ($who, $arg) = @_;
3198		3693
3199	if ($who->flag (FLAG_WIZ)) {	3694	if ($who->flag (FLAG_WIZ)) {
3200	$who->message ("reloading server.");	3695	$who->message ("reloading server.");
		3696	async {
		3697	$Coro::current->{desc} = "perl_reload";
3201	async { reload_perl };	3698	reload_perl;
		3699	};
3202	}	3700	}
3203	};	3701	};
3204		3702
3205	unshift @INC, $LIBDIR;	3703	unshift @INC, $LIBDIR;
3206		3704
…		…
3208		3706
3209	our @WAIT_FOR_TICK;	3707	our @WAIT_FOR_TICK;
3210	our @WAIT_FOR_TICK_BEGIN;	3708	our @WAIT_FOR_TICK_BEGIN;
3211		3709
3212	sub wait_for_tick {	3710	sub wait_for_tick {
3213	return unless $TICK_WATCHER->is_active;
3214	return if $Coro::current == $Coro::main;	3711	return if tick_inhibit || $Coro::current == $Coro::main;
3215		3712
3216	my $signal = new Coro::Signal;	3713	my $signal = new Coro::Signal;
3217	push @WAIT_FOR_TICK, $signal;	3714	push @WAIT_FOR_TICK, $signal;
3218	$signal->wait;	3715	$signal->wait;
3219	}	3716	}
3220		3717
3221	sub wait_for_tick_begin {	3718	sub wait_for_tick_begin {
3222	return unless $TICK_WATCHER->is_active;
3223	return if $Coro::current == $Coro::main;	3719	return if tick_inhibit || $Coro::current == $Coro::main;
3224		3720
3225	my $signal = new Coro::Signal;	3721	my $signal = new Coro::Signal;
3226	push @WAIT_FOR_TICK_BEGIN, $signal;	3722	push @WAIT_FOR_TICK_BEGIN, $signal;
3227	$signal->wait;	3723	$signal->wait;
3228	}	3724	}
3229		3725
3230	my $min = 1e6;#d#	3726	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 != $Coro::main) {	3727	if ($Coro::current != $Coro::main) {
3240	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3728	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3241	unless ++$bug_warning > 10;	3729	unless ++$bug_warning > 10;
3242	return;	3730	return;
3243	}	3731	}
3244		3732
3245	$NOW = $tick_start = Event::time;
3246
3247	cf::server_tick; # one server iteration	3733	cf::server_tick; # one server iteration
3248		3734
3249	0 && sync_job {#d#	3735	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3250	for(1..10) {	3736	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3251	my $t = Event::time;	3737	Coro::async_pool {
3252	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3738	$Coro::current->{desc} = "runtime saver";
3253	or die;	3739	write_runtime_sync
3254		3740	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	};	3741	};
		3742	}
3271		3743
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) {	3744	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3287	$sig->send;	3745	$sig->send;
3288	}	3746	}
3289	while (my $sig = shift @WAIT_FOR_TICK) {	3747	while (my $sig = shift @WAIT_FOR_TICK) {
3290	$sig->send;	3748	$sig->send;
3291	}	3749	}
3292		3750
3293	$NOW = Event::time;	3751	$LOAD = ($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;	3752	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3303		3753
3304	_post_tick;	3754	if (0) {
3305		3755	if ($NEXT_TICK) {
3306		3756	my $jitter = $TICK_START - $NEXT_TICK;
		3757	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3758	warn "jitter $JITTER\n";#d#
		3759	}
3307	},	3760	}
3308	);	3761	}
3309		3762
3310	{	3763	{
3311	BDB::max_poll_time $TICK * 0.1;	3764	# configure BDB
3312	$BDB_POLL_WATCHER = Event->io (	3765
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;	3766	BDB::min_parallel 8;
3321		3767	BDB::max_poll_reqs $TICK * 0.1;
3322	BDB::set_sync_prepare {	3768	$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	$! = $status;
3333	},
3334	)
3335	};
3336		3769
3337	unless ($DB_ENV) {	3770	unless ($DB_ENV) {
3338	$DB_ENV = BDB::db_env_create;	3771	$DB_ENV = BDB::db_env_create;
		3772	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3773	| BDB::LOG_AUTOREMOVE, 1);
		3774	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3775	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3339		3776
3340	cf::sync_job {	3777	cf::sync_job {
3341	eval {	3778	eval {
3342	BDB::db_env_open	3779	BDB::db_env_open
3343	$DB_ENV,	3780	$DB_ENV,
…		…
3345	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3782	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3346	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3783	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3347	0666;	3784	0666;
3348		3785
3349	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3786	cf::cleanup "db_env_open($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	};	3787	};
3354		3788
3355	cf::cleanup "db_env_open(db): $@" if $@;	3789	cf::cleanup "db_env_open(db): $@" if $@;
3356	};	3790	};
3357	}	3791	}
		3792
		3793	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3794	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3795	};
		3796	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3797	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3798	};
		3799	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3800	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3801	};
3358	}	3802	}
3359		3803
3360	{	3804	{
		3805	# configure IO::AIO
		3806
3361	IO::AIO::min_parallel 8;	3807	IO::AIO::min_parallel 8;
3362
3363	undef $Coro::AIO::WATCHER;
3364	IO::AIO::max_poll_time $TICK * 0.1;	3808	IO::AIO::max_poll_time $TICK * 0.1;
3365	$AIO_POLL_WATCHER = Event->io (	3809	$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	}	3810	}
3374		3811
3375	my $_log_backtrace;	3812	my $_log_backtrace;
3376		3813
3377	sub _log_backtrace {	3814	sub _log_backtrace {
…		…
3381		3818
3382	# limit the # of concurrent backtraces	3819	# limit the # of concurrent backtraces
3383	if ($_log_backtrace < 2) {	3820	if ($_log_backtrace < 2) {
3384	++$_log_backtrace;	3821	++$_log_backtrace;
3385	async {	3822	async {
		3823	$Coro::current->{desc} = "abt $msg";
		3824
3386	my @bt = fork_call {	3825	my @bt = fork_call {
3387	@addr = map { sprintf "%x", $_ } @addr;	3826	@addr = map { sprintf "%x", $_ } @addr;
3388	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3827	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3389	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3828	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3390	or die "addr2line: $!";	3829	or die "addr2line: $!";

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