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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.313 by root, Sun Jul 22 14:17:58 2007 UTC vs.
Revision 1.424 by root, Sun Apr 20 05:24:55 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;	368	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
322	};	428	}
323	$TICK_WATCHER->stop;	429	};
324	$guard	430
		431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
		434	my ($time, $pri, $name) = @_;
		435
		436	$time = $TICK * .6 if $time > $TICK * .6;
		437	my $sig = new Coro::Signal;
		438
		439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		441	$SLOT_QUEUE->ready;
		442	$sig->wait;
325	}	443	}
326		444
327	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
328		446
329	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		452
335	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
336		454
337	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
338		456
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	460	acceptable.
343		461
344	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		468
351	sub sync_job(&) {	469	sub sync_job(&) {
352	my ($job) = @_;	470	my ($job) = @_;
353		471
354	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	473	my $time = EV::time;
356		474
357	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
359		477
360	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	479
362	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
363		481
364	my $busy = 1;	482	my $busy = 1;
365	my @res;	483	my @res;
366		484
367	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	487	@res = eval { $job->() };
369	warn $@ if $@;	488	warn $@ if $@;
370	undef $busy;	489	undef $busy;
371	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
372		491
373	while ($busy) {	492	while ($busy) {
374	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
375	}	497	}
		498	}
376		499
377	$time = Event::time - $time;	500	my $time = EV::time - $time;
378		501
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
383		503
384	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
385	} else {	505	} else {
386	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
387		507
…		…
412	=item fork_call { }, $args	532	=item fork_call { }, $args
413		533
414	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
415	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
416	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
417	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
418		538
419	=cut	539	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		540
430	sub fork_call(&@) {	541	sub fork_call(&@) {
431	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
432		543
433	# 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,
434	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		547
438	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	549	reset_signals;
452	local $SIG{__WARN__};	550	&$cb
453	local $SIG{__DIE__};	551	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		552
460	eval {	553	wantarray ? @res : $res[-1]
461	close $fh1;	554	}
462		555
463	my @res = eval { $cb->(@args) };	556	=item $coin = coin_from_name $name
464		557
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	558	=cut
466	close $fh2;
467	};
468		559
469	warn $@ if $@;	560	our %coin_alias = (
470	_exit 0;	561	"silver" => "silvercoin",
471	}	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
472	}	581	}
473		582
474	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
475		584
476	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
479		588
480	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
481	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).
482		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
483	=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	}
484		615
485	our $DB;	616	our $DB;
486		617
487	sub db_init {	618	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	619	cf::sync_job {
492	eval {	620	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	621	};
502	}	622	}
503		623
504	sub db_get($$) {	624	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
506		626
…		…
556	if (1) {	676	if (1) {
557	$md5 =	677	$md5 =
558	join "\x00",	678	join "\x00",
559	$processversion,	679	$processversion,
560	map {	680	map {
561	Coro::cede;	681	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	683	} 0.. $#$src;
564		684
565		685
566	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
610	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")
611	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
612		732
613	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>
614	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
615	Crossfire TRT).	735	Deliantra).
616		736
617	=over 4	737	=over 4
618		738
619	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
620		740
…		…
902	}	1022	}
903		1023
904	0	1024	0
905	}	1025	}
906		1026
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1028
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1030
911	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
912		1032
…		…
918		1038
919	=cut	1039	=cut
920		1040
921	#############################################################################	1041	#############################################################################
922	# object support	1042	# object support
923	#
924		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
925	sub _can_merge {	1077	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1078	my ($ob1, $ob2) = @_;
927		1079
928	local $Storable::canonical = 1;	1080	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1081
932	$fob1 eq $fob2	1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
933	}	1084	}
934		1085
935	sub reattach {	1086	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1088	my ($obj) = @_;
…		…
959	cf::attachable->attach (	1110	cf::attachable->attach (
960	prio => -1000000,	1111	prio => -1000000,
961	on_instantiate => sub {	1112	on_instantiate => sub {
962	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
963		1114
964	$data = from_json $data;	1115	$data = decode_json $data;
965		1116
966	for (@$data) {	1117	for (@$data) {
967	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
968		1119
969	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1136	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
987		1138
988	sync_job {	1139	sync_job {
989	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
992		1144
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1146	chmod SAVE_MODE, $fh;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
997	close $fh;	1149	close $fh;
998		1150
999	if (@$objs) {	1151	if (@$objs) {
1000	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) {
1001	chmod SAVE_MODE, $fh;	1153	chmod SAVE_MODE, $fh;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
1004	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1005	close $fh;	1157	close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1159	}
…		…
1015	}	1167	}
1016	} else {	1168	} else {
1017	aio_unlink $filename;	1169	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1019	}	1171	}
1020	}	1172	};
1021	}	1173	}
1022		1174
1023	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1025		1177
…		…
1037	or return;	1189	or return;
1038		1190
1039	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1193	or return;
		1194
1042	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1043	}	1197	}
1044		1198
		1199	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1047	return ($data, $av);	1203	($data, $av)
1048	}	1204	}
1049		1205
1050	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1051		1207
1052	=over 4	1208	=over 4
…		…
1125	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1126		1282
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1284
1129	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
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1135	} else {	1300	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1302	}
1138		1303
1139	cf::override;	1304	cf::override;
…		…
1192	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1193	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1194		1359
1195	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1196	warn $msg;	1361	warn $msg;
1197	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1198	exit 1;
1199	}	1363	}
1200		1364
1201	warn $msg;	1365	warn $msg;
1202	}	1366	}
1203		1367
…		…
1228	use Coro::AIO;	1392	use Coro::AIO;
1229		1393
1230	=head3 cf::player	1394	=head3 cf::player
1231		1395
1232	=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	}
1233		1411
1234	=item cf::player::find $login	1412	=item cf::player::find $login
1235		1413
1236	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1237		1415
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1455
1278	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1279	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;
1280	$cf::PLAYER{$login} = $pl	1463	$cf::PLAYER{$login} = $pl
1281	}	1464	}
1282	}	1465	}
1283	}	1466	}
1284		1467
…		…
1293	return if $pl->{deny_save};	1476	return if $pl->{deny_save};
1294		1477
1295	aio_mkdir playerdir $pl, 0770;	1478	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1479	$pl->{last_save} = $cf::RUNTIME;
1297		1480
		1481	cf::get_slot 0.01;
		1482
1298	$pl->save_pl ($path);	1483	$pl->save_pl ($path);
1299	Coro::cede;	1484	cf::cede_to_tick;
1300	}	1485	}
1301		1486
1302	sub new($) {	1487	sub new($) {
1303	my ($login) = @_;	1488	my ($login) = @_;
1304		1489
…		…
1308	$self->{deny_save} = 1;	1493	$self->{deny_save} = 1;
1309		1494
1310	$cf::PLAYER{$login} = $self;	1495	$cf::PLAYER{$login} = $self;
1311		1496
1312	$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 (@_);
1313	}	1508	}
1314		1509
1315	=item $pl->quit_character	1510	=item $pl->quit_character
1316		1511
1317	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
…		…
1372	or return [];	1567	or return [];
1373		1568
1374	my @logins;	1569	my @logins;
1375		1570
1376	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") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1577	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1578	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1579	}
1380		1580
1381	utf8::decode $login;	1581	utf8::decode $login;
1382	push @logins, $login;	1582	push @logins, $login;
1383	}	1583	}
1384		1584
…		…
1417		1617
1418	Expand crossfire pod fragments into protocol xml.	1618	Expand crossfire pod fragments into protocol xml.
1419		1619
1420	=cut	1620	=cut
1421		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
1422	sub expand_cfpod {	1633	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;	1634	my ($self, $pod) = @_;
1424		1635
1425	# escape & and <	1636	my $xml;
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428		1637
1429	# this is buggy, it needs to properly take care of nested <'s	1638	while () {
		1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1640	$group = $1;
1430		1641
1431	1 while	1642	$group =~ s/&/&amp;/g;
1432	# replace B<>, I<>, U<> etc.	1643	$group =~ s/</&lt;/g;
1433	s/B<([^\>]*)>/<b>$1<\/b>/	1644
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/	1645	$xml .= $group;
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/	1646	} elsif ($pod =~ m%\G
1436	# replace G<male|female> tags	1647	([BCGHITU])
1437	|| s{G<([^>|]*)\|([^>]*)>}{	1648	<
1438	$self->gender ? $2 : $1	1649	(?:
1439	}ge	1650	([^<>]*) (?{ $group = $^N })
1440	# replace H<hint text>	1651	| < $interior >
1441	|| s{H<([^\>]*)>}	1652	)
		1653	>
		1654	%gcsx
1442	{	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") {
1443	("<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>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")	1675	"")
1446	[$self->{hintmode}]	1676	[$self->{hintmode}];
		1677	} else {
		1678	$xml .= "error processing '$code($data)' directive";
1447	}ge;	1679	}
		1680	} else {
		1681	if ($pod =~ /\G(.+)/) {
		1682	warn "parse error while expanding $pod (at $1)";
		1683	}
		1684	last;
		1685	}
		1686	}
1448		1687
		1688	for ($xml) {
1449	# create single paragraphs (very hackish)	1689	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;	1690	s/(?<=\S)\n(?=\w)/ /g;
1451		1691
1452	# compress some whitespace	1692	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends	1693	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines	1694	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines	1695	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines	1696	s/\n+$//; # ending lines
		1697	}
1457		1698
1458	$_	1699	$xml
1459	}	1700	}
		1701
		1702	no re 'eval';
1460		1703
1461	sub hintmode {	1704	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;	1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}	1706	$_[0]{hintmode}
1464	}	1707	}
1465		1708
1466	=item $player->ext_reply ($msgid, %msg)	1709	=item $player->ext_reply ($msgid, @msg)
1467		1710
1468	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1469		1712
1470	=cut	1713	=cut
1471		1714
1472	sub ext_reply($$%) {	1715	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1716	my ($self, $id, @msg) = @_;
1474		1717
1475	$msg{msgid} = $id;	1718	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1719	}
1478		1720
1479	=item $player->ext_event ($type, %msg)	1721	=item $player->ext_msg ($type, @msg)
1480		1722
1481	Sends an ext event to the client.	1723	Sends an ext event to the client.
1482		1724
1483	=cut	1725	=cut
1484		1726
1485	sub ext_event($$%) {	1727	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1728	my ($self, $type, @msg) = @_;
1487		1729
1488	$self->ns->ext_event ($type, %msg);	1730	$self->ns->ext_msg ($type, @msg);
1489	}	1731	}
1490		1732
1491	=head3 cf::region	1733	=head3 cf::region
1492		1734
1493	=over 4	1735	=over 4
…		…
1537	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1539		1781
1540	sub generate_random_map {	1782	sub generate_random_map {
1541	my ($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
1542	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1543	$self->_create_random_map (	1788	$self->_create_random_map (
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1668		1913
1669	# the temporary/swap location	1914	# the temporary/swap location
1670	sub save_path {	1915	sub save_path {
1671	my ($self) = @_;	1916	my ($self) = @_;
1672		1917
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1675	}	1920	}
1676		1921
1677	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1678	sub uniq_path {	1923	sub uniq_path {
1679	my ($self) = @_;	1924	my ($self) = @_;
1680		1925
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1683	}	1928	}
1684		1929
1685	# and all this just because we cannot iterate over	1930	# and all this just because we cannot iterate over
1686	# all maps in C++...	1931	# all maps in C++...
…		…
1709		1954
1710	sub load_header_from($) {	1955	sub load_header_from($) {
1711	my ($self, $path) = @_;	1956	my ($self, $path) = @_;
1712		1957
1713	utf8::encode $path;	1958	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	1959	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	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;
1719		1967
1720	$self->{load_path} = $path;	1968	$self->{load_path} = $path;
1721		1969
1722	1	1970	1
1723	}	1971	}
…		…
1777	sub find {	2025	sub find {
1778	my ($path, $origin) = @_;	2026	my ($path, $origin) = @_;
1779		2027
1780	$path = normalise $path, $origin && $origin->path;	2028	$path = normalise $path, $origin && $origin->path;
1781		2029
		2030	cf::lock_wait "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	2031	cf::lock_wait "map_find:$path";
1783		2032
1784	$cf::MAP{$path} || do {	2033	$cf::MAP{$path} || do {
1785	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
1786	my $map = new_from_path cf::map $path	2037	my $map = new_from_path cf::map $path
1787	or return;	2038	or return;
1788		2039
1789	$map->{last_save} = $cf::RUNTIME;	2040	$map->{last_save} = $cf::RUNTIME;
1790		2041
…		…
1792	or return;	2043	or return;
1793		2044
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2046	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2047	#$cf::WAIT_FOR_TICK->wait;
		2048	undef $guard1;
		2049	undef $guard2;
1797	$map->reset;	2050	$map->reset;
1798	undef $guard;
1799	return find $path;	2051	return find $path;
1800	}	2052	}
1801		2053
1802	$cf::MAP{$path} = $map	2054	$cf::MAP{$path} = $map
1803	}	2055	}
…		…
1812	local $self->{deny_reset} = 1; # loading can take a long time	2064	local $self->{deny_reset} = 1; # loading can take a long time
1813		2065
1814	my $path = $self->{path};	2066	my $path = $self->{path};
1815		2067
1816	{	2068	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2069	my $guard = cf::lock_acquire "map_data:$path";
1818		2070
		2071	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2072	return unless $self->in_memory == cf::MAP_SWAPPED;
1820		2073
1821	$self->in_memory (cf::MAP_LOADING);	2074	$self->in_memory (cf::MAP_LOADING);
1822		2075
1823	$self->alloc;	2076	$self->alloc;
1824		2077
1825	$self->pre_load;	2078	$self->pre_load;
1826	Coro::cede;	2079	cf::cede_to_tick;
1827		2080
		2081	my $f = new_from_file cf::object::thawer $self->{load_path};
		2082	$f->skip_block;
1828	$self->_load_objects ($self->{load_path}, 1)	2083	$self->_load_objects ($f)
1829	or return;	2084	or return;
1830		2085
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1832	if delete $self->{load_original};	2087	if delete $self->{load_original};
1833		2088
1834	if (my $uniq = $self->uniq_path) {	2089	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2090	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2091	unless (aio_stat $uniq) {
		2092	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2093	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2094	$self->_load_objects ($f);
		2095	$f->resolve_delayed_derefs;
		2096	}
1839	}	2097	}
1840	}	2098	}
1841		2099
1842	Coro::cede;	2100	$f->resolve_delayed_derefs;
		2101
		2102	cf::cede_to_tick;
1843	# now do the right thing for maps	2103	# now do the right thing for maps
1844	$self->link_multipart_objects;	2104	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2105	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2106	unless $self->difficulty;
1847	Coro::cede;	2107	cf::cede_to_tick;
1848		2108
1849	unless ($self->{deny_activate}) {	2109	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2110	$self->decay_objects;
1851	$self->fix_auto_apply;	2111	$self->fix_auto_apply;
1852	$self->update_buttons;	2112	$self->update_buttons;
1853	Coro::cede;	2113	cf::cede_to_tick;
1854	$self->set_darkness_map;	2114	$self->set_darkness_map;
1855	Coro::cede;	2115	cf::cede_to_tick;
1856	$self->activate;	2116	$self->activate;
1857	}	2117	}
1858		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1860	}	2123	}
1861		2124
1862	$self->post_load;	2125	$self->post_load;
1863	}	2126	}
1864		2127
…		…
1873		2136
1874	$self	2137	$self
1875	}	2138	}
1876		2139
1877	# find and load all maps in the 3x3 area around a map	2140	# find and load all maps in the 3x3 area around a map
1878	sub load_diag {	2141	sub load_neighbours {
1879	my ($map) = @_;	2142	my ($map) = @_;
1880		2143
1881	my @diag; # diagonal neighbours	2144	my @neigh; # diagonal neighbours
1882		2145
1883	for (0 .. 3) {	2146	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2147	my $neigh = $map->tile_path ($_)
1885	or next;	2148	or next;
1886	$neigh = find $neigh, $map	2149	$neigh = find $neigh, $map
1887	or next;	2150	or next;
1888	$neigh->load;	2151	$neigh->load;
1889		2152
		2153	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2156	}
1893		2157
1894	for (@diag) {	2158	for (grep defined $_->[0], @neigh) {
		2159	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2160	my $neigh = find $path, $origin
1896	or next;	2161	or next;
1897	$neigh->load;	2162	$neigh->load;
1898	}	2163	}
1899	}	2164	}
1900		2165
…		…
1905	}	2170	}
1906		2171
1907	sub do_load_sync {	2172	sub do_load_sync {
1908	my ($map) = @_;	2173	my ($map) = @_;
1909		2174
		2175	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2176	if $Coro::current == $Coro::main;
		2177
1910	cf::sync_job { $map->load };	2178	cf::sync_job { $map->load };
1911	}	2179	}
1912		2180
1913	our %MAP_PREFETCH;	2181	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2182	our $MAP_PREFETCHER = undef;
1915		2183
1916	sub find_async {	2184	sub find_async {
1917	my ($path, $origin) = @_;	2185	my ($path, $origin, $load) = @_;
1918		2186
1919	$path = normalise $path, $origin && $origin->{path};	2187	$path = normalise $path, $origin && $origin->{path};
1920		2188
1921	if (my $map = $cf::MAP{$path}) {	2189	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1923	}	2191	}
1924		2192
1925	undef $MAP_PREFETCH{$path};	2193	$MAP_PREFETCH{$path} |= $load;
		2194
1926	$MAP_PREFETCHER ||= cf::async {	2195	$MAP_PREFETCHER ||= cf::async {
		2196	$Coro::current->{desc} = "map prefetcher";
		2197
1927	while (%MAP_PREFETCH) {	2198	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2199	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2200	if (my $map = find $k) {
1930	$map->load;	2201	$map->load if $v;
1931	}	2202	}
1932		2203
1933	delete $MAP_PREFETCH{$path};	2204	delete $MAP_PREFETCH{$k};
1934	}	2205	}
1935	}	2206	}
1936	undef $MAP_PREFETCHER;	2207	undef $MAP_PREFETCHER;
1937	};	2208	};
1938	$MAP_PREFETCHER->prio (6);	2209	$MAP_PREFETCHER->prio (6);
…		…
1941	}	2212	}
1942		2213
1943	sub save {	2214	sub save {
1944	my ($self) = @_;	2215	my ($self) = @_;
1945		2216
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1947		2218
1948	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
1949		2220
1950	return unless $self->dirty;	2221	return unless $self->dirty;
1951		2222
…		…
1957	return if $self->{deny_save};	2228	return if $self->{deny_save};
1958		2229
1959	local $self->{last_access} = $self->last_access;#d#	2230	local $self->{last_access} = $self->last_access;#d#
1960		2231
1961	cf::async {	2232	cf::async {
		2233	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2234	$_->contr->save for $self->players;
1963	};	2235	};
		2236
		2237	cf::get_slot 0.02;
1964		2238
1965	if ($uniq) {	2239	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2240	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2241	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2242	} else {
…		…
1974	my ($self) = @_;	2248	my ($self) = @_;
1975		2249
1976	# save first because save cedes	2250	# save first because save cedes
1977	$self->save;	2251	$self->save;
1978		2252
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2254
1981	return if $self->players;	2255	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;	2256	return if $self->in_memory != cf::MAP_ACTIVE;
1983	return if $self->{deny_save};	2257	return if $self->{deny_save};
1984		2258
		2259	$self->in_memory (cf::MAP_SWAPPED);
		2260
		2261	$self->deactivate;
		2262	$_->clear_links_to ($self) for values %cf::MAP;
1985	$self->clear;	2263	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2264	}
1988		2265
1989	sub reset_at {	2266	sub reset_at {
1990	my ($self) = @_;	2267	my ($self) = @_;
1991		2268
…		…
2023	if $uniq;	2300	if $uniq;
2024	}	2301	}
2025		2302
2026	delete $cf::MAP{$self->path};	2303	delete $cf::MAP{$self->path};
2027		2304
		2305	$self->deactivate;
		2306	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2307	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2308
2032	$self->unlink_save;	2309	$self->unlink_save;
2033	$self->destroy;	2310	$self->destroy;
2034	}	2311	}
2035		2312
2036	my $nuke_counter = "aaaa";	2313	my $nuke_counter = "aaaa";
2037		2314
2038	sub nuke {	2315	sub nuke {
2039	my ($self) = @_;	2316	my ($self) = @_;
2040		2317
		2318	{
		2319	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2320
2041	delete $cf::MAP{$self->path};	2321	delete $cf::MAP{$self->path};
2042		2322
2043	$self->unlink_save;	2323	$self->unlink_save;
2044		2324
2045	bless $self, "cf::map";	2325	bless $self, "cf::map";
2046	delete $self->{deny_reset};	2326	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2327	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2328	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2330
2051	$cf::MAP{$self->path} = $self;	2331	$cf::MAP{$self->path} = $self;
		2332	}
2052		2333
2053	$self->reset; # polite request, might not happen	2334	$self->reset; # polite request, might not happen
2054	}	2335	}
2055		2336
2056	=item $maps = cf::map::tmp_maps	2337	=item $maps = cf::map::tmp_maps
…		…
2098		2379
2099	sub unique_maps() {	2380	sub unique_maps() {
2100	[	2381	[
2101	map {	2382	map {
2102	utf8::decode $_;	2383	utf8::decode $_;
2103	/\.map$/	2384	s/\.map$//; # TODO future compatibility hack
		2385	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2386	? ()
2104	? normalise $_	2387	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2388	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2389	]
2108	}	2390	}
2109		2391
2110	package cf;
2111
2112	=back	2392	=back
2113		2393
2114	=head3 cf::object	2394	=head3 cf::object
2115		2395
2116	=cut	2396	=cut
…		…
2119		2399
2120	=over 4	2400	=over 4
2121		2401
2122	=item $ob->inv_recursive	2402	=item $ob->inv_recursive
2123		2403
2124	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.
2125		2406
2126	=cut	2407	=cut
2127		2408
2128	sub inv_recursive_;	2409	sub inv_recursive_;
2129	sub inv_recursive_ {	2410	sub inv_recursive_ {
2130	map { $_, inv_recursive_ $_->inv } @_	2411	map { $_, inv_recursive_ $_->inv } @_
2131	}	2412	}
2132		2413
2133	sub inv_recursive {	2414	sub inv_recursive {
2134	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	}
2135	}	2444	}
2136		2445
2137	package cf;	2446	package cf;
2138		2447
2139	=back	2448	=back
…		…
2163		2472
2164	} else {	2473	} else {
2165	my $pl = $self->contr;	2474	my $pl = $self->contr;
2166		2475
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2476	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2479
2176	} else {	2480	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2482	$self->message ($msg, $flags);
2179	}	2483	}
2180	}	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 (@_);
2181	}	2495	}
2182		2496
2183	=item $player_object->may ("access")	2497	=item $player_object->may ("access")
2184		2498
2185	Returns wether the given player is authorized to access resource "access"	2499	Returns wether the given player is authorized to access resource "access"
…		…
2264	# use -1 or undef as default coordinates, not 0, 0	2578	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2579	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2580	if $x <=0 && $y <= 0;
2267		2581
2268	$map->load;	2582	$map->load;
2269	$map->load_diag;	2583	$map->load_neighbours;
2270		2584
2271	return unless $self->contr->active;	2585	return unless $self->contr->active;
2272	$self->activate_recursive;	2586	$self->activate_recursive;
2273		2587
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2609
2296	$self->enter_link;	2610	$self->enter_link;
2297		2611
2298	(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
2299	my $map = eval {	2634	my $map = eval {
2300	my $map = cf::map::find $path;	2635	my $map = defined $path ? cf::map::find $path : undef;
2301		2636
2302	if ($map) {	2637	if ($map) {
2303	$map = $map->customise_for ($self);	2638	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2639	$map = $check->($map) if $check && $map;
2305	} else {	2640	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2642	}
2308		2643
2309	$map	2644	$map
2310	};	2645	};
2311		2646
…		…
2364	$rmp->{origin_y} = $exit->y;	2699	$rmp->{origin_y} = $exit->y;
2365	}	2700	}
2366		2701
2367	$rmp->{random_seed} ||= $exit->random_seed;	2702	$rmp->{random_seed} ||= $exit->random_seed;
2368		2703
2369	my $data = cf::to_json $rmp;	2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2705	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2706	my $meta = "$RANDOMDIR/$md5.meta";
2372		2707
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2709	aio_write $fh, 0, (length $data), $data, 0;
…		…
2401	# if exit is damned, update players death & WoR home-position	2736	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)	2737	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);	2738	if $exit->flag (FLAG_DAMNED);
2404		2739
2405	(async {	2740	(async {
		2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2742
2406	$self->deactivate_recursive; # just to be sure	2743	$self->deactivate_recursive; # just to be sure
2407	unless (eval {	2744	unless (eval {
2408	$self->goto ($slaying, $hp, $sp);	2745	$self->goto ($slaying, $hp, $sp);
2409		2746
2410	1;	2747	1;
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	2782	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	2783	the message unless the client supports the msg packet.
2447		2784
2448	=cut	2785	=cut
2449		2786
		2787	# non-persistent channels (usually the info channel)
		2788	our %CHANNEL = (
		2789	"c/identify" => {
		2790	id => "infobox",
		2791	title => "Identify",
		2792	reply => undef,
		2793	tooltip => "Items recently identified",
		2794	},
		2795	"c/examine" => {
		2796	id => "infobox",
		2797	title => "Examine",
		2798	reply => undef,
		2799	tooltip => "Signs and other items you examined",
		2800	},
		2801	"c/book" => {
		2802	id => "infobox",
		2803	title => "Book",
		2804	reply => undef,
		2805	tooltip => "The contents of a note or book",
		2806	},
		2807	"c/lookat" => {
		2808	id => "infobox",
		2809	title => "Look",
		2810	reply => undef,
		2811	tooltip => "What you saw there",
		2812	},
		2813	"c/who" => {
		2814	id => "infobox",
		2815	title => "Players",
		2816	reply => undef,
		2817	tooltip => "Shows players who are currently online",
		2818	},
		2819	"c/body" => {
		2820	id => "infobox",
		2821	title => "Body Parts",
		2822	reply => undef,
		2823	tooltip => "Shows which body parts you posess and are available",
		2824	},
		2825	"c/uptime" => {
		2826	id => "infobox",
		2827	title => "Uptime",
		2828	reply => undef,
		2829	tooltip => "How long the server has been running since last restart",
		2830	},
		2831	"c/mapinfo" => {
		2832	id => "infobox",
		2833	title => "Map Info",
		2834	reply => undef,
		2835	tooltip => "Information related to the maps",
		2836	},
		2837	);
		2838
2450	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2452		2841
2453	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg);
2454		2843
2455	$color &= ~cf::NDI_UNIQUE; # just in case...	2844	$color &= cf::NDI_CLIENT_MASK; # just in case...
2456		2845
		2846	# check predefined channels, for the benefit of C
		2847	if ($CHANNEL{$channel}) {
		2848	$channel = $CHANNEL{$channel};
		2849
		2850	$self->ext_msg (channel_info => $channel)
		2851	if $self->can_msg;
		2852
		2853	$channel = $channel->{id};
		2854
2457	if (ref $channel) {	2855	} elsif (ref $channel) {
2458	# send meta info to client, if not yet sent	2856	# send meta info to client, if not yet sent
2459	unless (exists $self->{channel}{$channel->{id}}) {	2857	unless (exists $self->{channel}{$channel->{id}}) {
2460	$self->{channel}{$channel->{id}} = $channel;	2858	$self->{channel}{$channel->{id}} = $channel;
2461	$self->ext_event (channel_info => %$channel);	2859	$self->ext_msg (channel_info => $channel)
		2860	if $self->can_msg;
2462	}	2861	}
2463		2862
2464	$channel = $channel->{id};	2863	$channel = $channel->{id};
2465	}	2864	}
2466		2865
2467	return unless @extra || length $msg;	2866	return unless @extra || length $msg;
2468		2867
2469	if ($self->can_msg) {	2868	if ($self->can_msg) {
		2869	# default colour, mask it out
		2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2871	if $color & cf::NDI_DEF;
		2872
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2873	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2471	} else {	2875	} else {
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481
2482	if ($color >= 0) {	2876	if ($color >= 0) {
		2877	# replace some tags by gcfclient-compatible ones
		2878	for ($msg) {
		2879	1 while
		2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2885	}
		2886
		2887	$color &= cf::NDI_COLOR_MASK;
		2888
		2889	utf8::encode $msg;
		2890
2483	if (0 && $msg =~ /\[/) {	2891	if (0 && $msg =~ /\[/) {
		2892	# COMMAND/INFO
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2485	} else {	2894	} else {
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")	2896	$self->send_packet ("drawinfo $color $msg")
2488	}	2897	}
2489	}	2898	}
2490	}	2899	}
2491	}	2900	}
2492		2901
2493	=item $client->ext_event ($type, %msg)	2902	=item $client->ext_msg ($type, @msg)
2494		2903
2495	Sends an ext event to the client.	2904	Sends an ext event to the client.
2496		2905
2497	=cut	2906	=cut
2498		2907
2499	sub cf::client::ext_event($$%) {	2908	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	2909	my ($self, $type, @msg) = @_;
2501		2910
2502	return unless $self->extcmd;	2911	if ($self->extcmd == 2) {
2503		2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2913	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	2914	push @msg, msgtype => "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2916	}
		2917	}
		2918
		2919	=item $client->ext_reply ($msgid, @msg)
		2920
		2921	Sends an ext reply to the client.
		2922
		2923	=cut
		2924
		2925	sub cf::client::ext_reply($$@) {
		2926	my ($self, $id, @msg) = @_;
		2927
		2928	if ($self->extcmd == 2) {
		2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2930	} elsif ($self->extcmd == 1) {
		2931	#TODO: version 1, remove
		2932	unshift @msg, msgtype => "reply", msgid => $id;
		2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2934	}
2506	}	2935	}
2507		2936
2508	=item $success = $client->query ($flags, "text", \&cb)	2937	=item $success = $client->query ($flags, "text", \&cb)
2509		2938
2510	Queues a query to the client, calling the given callback with	2939	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	2994	my ($ns, $buf) = @_;
2566		2995
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2996	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		2997
2569	if (ref $msg) {	2998	if (ref $msg) {
		2999	my ($type, $reply, @payload) =
		3000	"ARRAY" eq ref $msg
		3001	? @$msg
		3002	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3003
		3004	my @reply;
		3005
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3006	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3007	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3008	}
		3009
		3010	$ns->ext_reply ($reply, @reply)
		3011	if $reply;
		3012
2576	} else {	3013	} else {
2577	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3014	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2578	}	3015	}
2579		3016
2580	cf::override;	3017	cf::override;
…		…
2627	our $safe = new Safe "safe";	3064	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3065	our $safe_hole = new Safe::Hole;
2629		3066
2630	$SIG{FPE} = 'IGNORE';	3067	$SIG{FPE} = 'IGNORE';
2631		3068
2632	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3069	$safe->permit_only (Opcode::opset qw(
		3070	:base_core :base_mem :base_orig :base_math
		3071	grepstart grepwhile mapstart mapwhile
		3072	sort time
		3073	));
2633		3074
2634	# here we export the classes and methods available to script code	3075	# here we export the classes and methods available to script code
2635		3076
2636	=pod	3077	=pod
2637		3078
2638	The following functions and methods are available within a safe environment:	3079	The following functions and methods are available within a safe environment:
2639		3080
2640	cf::object	3081	cf::object
2641	contr pay_amount pay_player map x y force_find force_add	3082	contr pay_amount pay_player map x y force_find force_add destroy
2642	insert remove	3083	insert remove name archname title slaying race decrease_ob_nr
2643		3084
2644	cf::object::player	3085	cf::object::player
2645	player	3086	player
2646		3087
2647	cf::player	3088	cf::player
…		…
2652		3093
2653	=cut	3094	=cut
2654		3095
2655	for (	3096	for (
2656	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3098	insert remove inv name archname title slaying race
2657	insert remove)],	3099	decrease_ob_nr destroy)],
2658	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful)],
2660	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2661	) {	3103	) {
2662	no strict 'refs';	3104	no strict 'refs';
…		…
2738	# the server's init and main functions	3180	# the server's init and main functions
2739		3181
2740	sub load_facedata($) {	3182	sub load_facedata($) {
2741	my ($path) = @_;	3183	my ($path) = @_;
2742		3184
		3185	# HACK to clear player env face cache, we need some signal framework
		3186	# for this (global event?)
		3187	%ext::player_env::MUSIC_FACE_CACHE = ();
		3188
		3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3190
2743	warn "loading facedata from $path\n";	3191	warn "loading facedata from $path\n";
2744		3192
2745	my $facedata;	3193	my $facedata;
2746	0 < aio_load $path, $facedata	3194	0 < aio_load $path, $facedata
2747	or die "$path: $!";	3195	or die "$path: $!";
…		…
2749	$facedata = Coro::Storable::thaw $facedata;	3197	$facedata = Coro::Storable::thaw $facedata;
2750		3198
2751	$facedata->{version} == 2	3199	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3200	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		3201
		3202	# patch in the exptable
		3203	$facedata->{resource}{"res/exp_table"} = {
		3204	type => FT_RSRC,
		3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3206	};
		3207	cf::cede_to_tick;
		3208
2754	{	3209	{
2755	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
2756		3211
2757	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
2759	cf::face::set_visibility $idx, $info->{visibility};	3215	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3216	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2763		3219
2764	cf::cede_to_tick;	3220	cf::cede_to_tick;
2765	}	3221	}
2766		3222
2767	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
2769	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
2770	or next;	3227	or next;
		3228
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3230	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3232	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2792		3250
2793	{	3251	{
2794	# TODO: for gcfclient pleasure, we should give resources	3252	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.	3253	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3254	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3255
2799	while (my ($name, $info) = each %$res) {	3256	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3257	if (defined $info->{type}) {
2801	name => $name,
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3259	my $data;
2807		3260
2808	if ($name =~ /\.jpg$/) {	3261	if ($info->{type} & 1) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3262	# prepend meta info
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3263
		3264	my $meta = $enc->encode ({
		3265	name => $name,
		3266	%{ $info->{meta} || {} },
		3267	});
		3268
		3269	$data = pack "(w/a*)*", $meta, $info->{data};
		3270	} else {
		3271	$data = $info->{data};
		3272	}
		3273
		3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3275	cf::face::set_type $idx, $info->{type};
2811	} else {	3276	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3277	$RESOURCE{$name} = $info;
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3278	}
2818		3279
2819	cf::cede_to_tick;	3280	cf::cede_to_tick;
2820	}	3281	}
2821	}	3282	}
2822		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3285
2823	1	3286	1
2824	}	3287	}
2825		3288
		3289	cf::global->attach (on_resource_update => sub {
		3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3292
		3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3294	my $sound = $soundconf->{compat}[$_]
		3295	or next;
		3296
		3297	my $face = cf::face::find "sound/$sound->[1]";
		3298	cf::sound::set $sound->[0] => $face;
		3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3300	}
		3301
		3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3303	my $face = cf::face::find "sound/$v";
		3304	cf::sound::set $k => $face;
		3305	}
		3306	}
		3307	});
		3308
		3309	register_exticmd fx_want => sub {
		3310	my ($ns, $want) = @_;
		3311
		3312	while (my ($k, $v) = each %$want) {
		3313	$ns->fx_want ($k, $v);
		3314	}
		3315	};
		3316
		3317	sub load_resource_file($) {
		3318	my $guard = lock_acquire "load_resource_file";
		3319
		3320	my $status = load_resource_file_ $_[0];
		3321	get_slot 0.1, 100;
		3322	cf::arch::commit_load;
		3323
		3324	$status
		3325	}
		3326
2826	sub reload_regions {	3327	sub reload_regions {
		3328	# HACK to clear player env face cache, we need some signal framework
		3329	# for this (global event?)
		3330	%ext::player_env::MUSIC_FACE_CACHE = ();
		3331
2827	load_resource_file "$MAPDIR/regions"	3332	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3333	or die "unable to load regions file\n";
2829		3334
2830	for (cf::region::list) {	3335	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3336	$_->{match} = qr/$_->{match}/
…		…
2839	}	3344	}
2840		3345
2841	sub reload_archetypes {	3346	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3347	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3348	or die "unable to load archetypes\n";
2844	#d# NEED to laod twice to resolve forward references
2845	# this really needs to be done in an extra post-pass
2846	# (which needs to be synchronous, so solve it differently)
2847	load_resource_file "$DATADIR/archetypes"
2848	or die "unable to load archetypes\n";
2849	}	3349	}
2850		3350
2851	sub reload_treasures {	3351	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3352	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3353	or die "unable to load treasurelists\n";
2854	}	3354	}
2855		3355
2856	sub reload_resources {	3356	sub reload_resources {
2857	warn "reloading resource files...\n";	3357	warn "reloading resource files...\n";
2858		3358
		3359	reload_facedata;
		3360	reload_archetypes;
2859	reload_regions;	3361	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3362	reload_treasures;
2864		3363
2865	warn "finished reloading resource files\n";	3364	warn "finished reloading resource files\n";
2866	}	3365	}
2867		3366
2868	sub init {	3367	sub init {
		3368	my $guard = freeze_mainloop;
		3369
2869	reload_resources;	3370	reload_resources;
2870	}	3371	}
2871		3372
2872	sub cfg_load {	3373	sub reload_config {
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3374	open my $fh, "<:utf8", "$CONFDIR/config"
2874	or return;	3375	or return;
2875		3376
2876	local $/;	3377	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;	3378	*CFG = YAML::Load <$fh>;
2878		3379
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3380	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2880		3381
2881	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3382	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2882	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3383	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2893	sub main {	3394	sub main {
2894	# we must not ever block the main coroutine	3395	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3396	local $Coro::idle = sub {
2896	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3397	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2897	(async {	3398	(async {
2898	Event::one_event;	3399	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3400	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3401	})->prio (Coro::PRIO_MAX);
2900	};	3402	};
2901		3403
2902	cfg_load;	3404	{
		3405	my $guard = freeze_mainloop;
		3406	reload_config;
2903	db_init;	3407	db_init;
2904	load_extensions;	3408	load_extensions;
2905		3409
2906	$TICK_WATCHER->start;	3410	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3411	evthread_start IO::AIO::poll_fileno;
		3412	}
		3413
2907	Event::loop;	3414	EV::loop;
2908	}	3415	}
2909		3416
2910	#############################################################################	3417	#############################################################################
2911	# initialisation and cleanup	3418	# initialisation and cleanup
2912		3419
2913	# install some emergency cleanup handlers	3420	# install some emergency cleanup handlers
2914	BEGIN {	3421	BEGIN {
		3422	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3423	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3424	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3425	cf::cleanup "SIG$signal";
2923	},
2924	);	3426	};
2925	}	3427	}
2926	}	3428	}
2927		3429
2928	sub write_runtime {	3430	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";	3431	my $runtime = "$LOCALDIR/runtime";
2930		3432
2931	# first touch the runtime file to show we are still running:	3433	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3434	# the fsync below can take a very very long time.
2933		3435
…		…
2959	and return;	3461	and return;
2960		3462
2961	warn "runtime file written.\n";	3463	warn "runtime file written.\n";
2962		3464
2963	1	3465	1
		3466	}
		3467
		3468	our $uuid_lock;
		3469	our $uuid_skip;
		3470
		3471	sub write_uuid_sync($) {
		3472	$uuid_skip ||= $_[0];
		3473
		3474	return if $uuid_lock;
		3475	local $uuid_lock = 1;
		3476
		3477	my $uuid = "$LOCALDIR/uuid";
		3478
		3479	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3480	or return;
		3481
		3482	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3483	$uuid_skip = 0;
		3484
		3485	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3486	and return;
		3487
		3488	# always fsync - this file is important
		3489	aio_fsync $fh
		3490	and return;
		3491
		3492	close $fh
		3493	or return;
		3494
		3495	aio_rename "$uuid~", $uuid
		3496	and return;
		3497
		3498	warn "uuid file written ($value).\n";
		3499
		3500	1
		3501
		3502	}
		3503
		3504	sub write_uuid($$) {
		3505	my ($skip, $sync) = @_;
		3506
		3507	$sync ? write_uuid_sync $skip
		3508	: async { write_uuid_sync $skip };
2964	}	3509	}
2965		3510
2966	sub emergency_save() {	3511	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3512	my $freeze_guard = cf::freeze_mainloop;
2968		3513
…		…
2974	# and maps saved/destroyed asynchronously.	3519	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3520	warn "begin emergency player save\n";
2976	for my $login (keys %cf::PLAYER) {	3521	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3522	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3523	$pl->valid or next;
		3524	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3525	$pl->save;
2980	}	3526	}
2981	warn "end emergency player save\n";	3527	warn "end emergency player save\n";
2982		3528
2983	warn "begin emergency map save\n";	3529	warn "begin emergency map save\n";
…		…
2989	warn "end emergency map save\n";	3535	warn "end emergency map save\n";
2990		3536
2991	warn "begin emergency database checkpoint\n";	3537	warn "begin emergency database checkpoint\n";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3538	BDB::db_env_txn_checkpoint $DB_ENV;
2993	warn "end emergency database checkpoint\n";	3539	warn "end emergency database checkpoint\n";
		3540
		3541	warn "begin write uuid\n";
		3542	write_uuid_sync 1;
		3543	warn "end write uuid\n";
2994	};	3544	};
2995		3545
2996	warn "leave emergency perl save\n";	3546	warn "leave emergency perl save\n";
2997	}	3547	}
2998		3548
…		…
3013	warn "reloading...";	3563	warn "reloading...";
3014		3564
3015	warn "entering sync_job";	3565	warn "entering sync_job";
3016		3566
3017	cf::sync_job {	3567	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark	3568	cf::write_runtime_sync; # external watchdog should not bark
3019	cf::emergency_save;	3569	cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark	3570	cf::write_runtime_sync; # external watchdog should not bark
3021		3571
3022	warn "syncing database to disk";	3572	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
3024		3574
3025	# if anything goes wrong in here, we should simply crash as we already saved	3575	# if anything goes wrong in here, we should simply crash as we already saved
3026
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031		3576
3032	warn "flushing outstanding aio requests";	3577	warn "flushing outstanding aio requests";
3033	for (;;) {	3578	for (;;) {
3034	BDB::flush;	3579	BDB::flush;
3035	IO::AIO::flush;	3580	IO::AIO::flush;
3036	Coro::cede;	3581	Coro::cede_notself;
3037	last unless IO::AIO::nreqs || BDB::nreqs;	3582	last unless IO::AIO::nreqs || BDB::nreqs;
3038	warn "iterate...";	3583	warn "iterate...";
3039	}	3584	}
3040		3585
3041	++$RELOAD;	3586	++$RELOAD;
…		…
3100	warn "reloading cf.pm";	3645	warn "reloading cf.pm";
3101	require cf;	3646	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3647	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3103		3648
3104	warn "loading config and database again";	3649	warn "loading config and database again";
3105	cf::cfg_load;	3650	cf::reload_config;
3106		3651
3107	warn "loading extensions";	3652	warn "loading extensions";
3108	cf::load_extensions;	3653	cf::load_extensions;
3109		3654
3110	warn "reattaching attachments to objects/players";	3655	warn "reattaching attachments to objects/players";
…		…
3117	warn "leaving sync_job";	3662	warn "leaving sync_job";
3118		3663
3119	1	3664	1
3120	} or do {	3665	} or do {
3121	warn $@;	3666	warn $@;
3122	warn "error while reloading, exiting.";	3667	cf::cleanup "error while reloading, exiting.";
3123	exit 1;
3124	};	3668	};
3125		3669
3126	warn "reloaded";	3670	warn "reloaded";
3127	};	3671	};
3128		3672
…		…
3130		3674
3131	sub reload_perl() {	3675	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	3676	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	3677	# coro crashes during coro_state_free->destroy here.
3134		3678
3135	$RELOAD_WATCHER ||= Event->timer (	3679	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3136	reentrant => 0,
3137	after => 0,
3138	data => WF_AUTOCANCEL,
3139	cb => sub {
3140	do_reload_perl;	3680	do_reload_perl;
3141	undef $RELOAD_WATCHER;	3681	undef $RELOAD_WATCHER;
3142	},
3143	);	3682	};
3144	}	3683	}
3145		3684
3146	register_command "reload" => sub {	3685	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	3686	my ($who, $arg) = @_;
3148		3687
3149	if ($who->flag (FLAG_WIZ)) {	3688	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	3689	$who->message ("reloading server.");
		3690	async {
		3691	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	3692	reload_perl;
		3693	};
3152	}	3694	}
3153	};	3695	};
3154		3696
3155	unshift @INC, $LIBDIR;	3697	unshift @INC, $LIBDIR;
3156		3698
…		…
3158		3700
3159	our @WAIT_FOR_TICK;	3701	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;	3702	our @WAIT_FOR_TICK_BEGIN;
3161		3703
3162	sub wait_for_tick {	3704	sub wait_for_tick {
3163	return unless $TICK_WATCHER->is_active;
3164	return if $Coro::current == $Coro::main;	3705	return if tick_inhibit || $Coro::current == $Coro::main;
3165		3706
3166	my $signal = new Coro::Signal;	3707	my $signal = new Coro::Signal;
3167	push @WAIT_FOR_TICK, $signal;	3708	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;	3709	$signal->wait;
3169	}	3710	}
3170		3711
3171	sub wait_for_tick_begin {	3712	sub wait_for_tick_begin {
3172	return unless $TICK_WATCHER->is_active;
3173	return if $Coro::current == $Coro::main;	3713	return if tick_inhibit || $Coro::current == $Coro::main;
3174		3714
3175	my $signal = new Coro::Signal;	3715	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	3716	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	3717	$signal->wait;
3178	}	3718	}
3179		3719
3180	my $min = 1e6;#d#	3720	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	3721	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3722	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	3723	unless ++$bug_warning > 10;
3192	return;	3724	return;
3193	}	3725	}
3194		3726
3195	$NOW = $tick_start = Event::time;
3196
3197	cf::server_tick; # one server iteration	3727	cf::server_tick; # one server iteration
3198		3728
3199	0 && sync_job {#d#	3729	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3200	for(1..10) {	3730	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3201	my $t = Event::time;	3731	Coro::async_pool {
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3732	$Coro::current->{desc} = "runtime saver";
3203	or die;	3733	write_runtime_sync
3204		3734	or warn "ERROR: unable to write runtime file: $!";
3205	$map->width (50);
3206	$map->height (50);
3207	$map->alloc;
3208	$map->_load_objects ("/tmp/x.map", 1);
3209	my $t = Event::time - $t;
3210
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	3735	};
		3736	}
3221		3737
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3738	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	3739	$sig->send;
3238	}	3740	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	3741	while (my $sig = shift @WAIT_FOR_TICK) {
3240	$sig->send;	3742	$sig->send;
3241	}	3743	}
3242		3744
3243	$NOW = Event::time;	3745	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3746	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		3747
3254	_post_tick;	3748	if (0) {
3255		3749	if ($NEXT_TICK) {
3256		3750	my $jitter = $TICK_START - $NEXT_TICK;
		3751	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3752	warn "jitter $JITTER\n";#d#
		3753	}
3257	},	3754	}
3258	);	3755	}
3259		3756
3260	{	3757	{
3261	BDB::max_poll_time $TICK * 0.1;	3758	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	3759
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	3760	BDB::min_parallel 8;
3271		3761	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	3762	$Coro::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		3763
3287	unless ($DB_ENV) {	3764	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	3765	$DB_ENV = BDB::db_env_create;
		3766	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3767	| BDB::LOG_AUTOREMOVE, 1);
		3768	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3769	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		3770
3290	cf::sync_job {	3771	cf::sync_job {
3291	eval {	3772	eval {
3292	BDB::db_env_open	3773	BDB::db_env_open
3293	$DB_ENV,	3774	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3776	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3777	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	3778	0666;
3298		3779
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3780	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	3781	};
3304		3782
3305	cf::cleanup "db_env_open(db): $@" if $@;	3783	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	3784	};
3307	}	3785	}
		3786
		3787	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3788	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3789	};
		3790	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3791	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3792	};
		3793	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3794	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3795	};
3308	}	3796	}
3309		3797
3310	{	3798	{
		3799	# configure IO::AIO
		3800
3311	IO::AIO::min_parallel 8;	3801	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	3802	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	3803	$Coro::AIO::WATCHER->priority (1);
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	3804	}
3324		3805
3325	my $_log_backtrace;	3806	my $_log_backtrace;
3326		3807
3327	sub _log_backtrace {	3808	sub _log_backtrace {
…		…
3331		3812
3332	# limit the # of concurrent backtraces	3813	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	3814	if ($_log_backtrace < 2) {
3334	++$_log_backtrace;	3815	++$_log_backtrace;
3335	async {	3816	async {
		3817	$Coro::current->{desc} = "abt $msg";
		3818
3336	my @bt = fork_call {	3819	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	3820	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3821	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3822	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	3823	or die "addr2line: $!";

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