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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.324 by root, Sat Jul 28 14:23:17 2007 UTC vs.
Revision 1.423 by root, Sun Apr 20 00:44:13 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	}
322	};	369
323	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
324	$guard	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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
325	}	383	}
326		384
327	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
328		386
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
342		400
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
345	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
346		406
347	while () {	407	while () {
348	next_job:	408	next_job:
349	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
357	}	417	}
358	}	418	}
359	}	419	}
360		420
361	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	424	$signal->wait;
365	} else {	425	} else {
366	Coro::schedule;	426	Coro::schedule;
367	}	427	}
368	}	428	}
369	};	429	};
370		430
371	sub get_slot($;$$) {	431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
372	my ($time, $pri, $name) = @_;	434	my ($time, $pri, $name) = @_;
373		435
374	$time = $TICK * .6 if $time > $TICK * .6;	436	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	437	my $sig = new Coro::Signal;
376		438
…		…
390		452
391	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
392		454
393	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
394		456
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
396	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
397	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
398	acceptable.	460	acceptable.
399		461
400	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
401	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
…		…
406		468
407	sub sync_job(&) {	469	sub sync_job(&) {
408	my ($job) = @_;	470	my ($job) = @_;
409		471
410	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	473	my $time = EV::time;
412		474
413	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
415		477
416	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	479
418	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
419		481
420	my $busy = 1;	482	my $busy = 1;
421	my @res;	483	my @res;
422		484
423	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	487	@res = eval { $job->() };
425	warn $@ if $@;	488	warn $@ if $@;
426	undef $busy;	489	undef $busy;
427	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
428		491
429	while ($busy) {	492	while ($busy) {
430	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
431	}	497	}
		498	}
432		499
433	$time = Event::time - $time;	500	my $time = EV::time - $time;
434		501
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
439		503
440	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
441	} else {	505	} else {
442	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
443		507
…		…
468	=item fork_call { }, $args	532	=item fork_call { }, $args
469		533
470	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
471	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
474		538
475	=cut	539	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		540
486	sub fork_call(&@) {	541	sub fork_call(&@) {
487	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
488		543
489	# 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,
490	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		547
494	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	549	reset_signals;
508	local $SIG{__WARN__};	550	&$cb
509	local $SIG{__DIE__};	551	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		552
516	eval {	553	wantarray ? @res : $res[-1]
517	close $fh1;	554	}
518		555
519	my @res = eval { $cb->(@args) };	556	=item $coin = coin_from_name $name
520		557
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	558	=cut
522	close $fh2;
523	};
524		559
525	warn $@ if $@;	560	our %coin_alias = (
526	_exit 0;	561	"silver" => "silvercoin",
527	}	562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
528	}	581	}
529		582
530	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
531		584
532	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
535		588
536	Stores the given C<$value> in the family. It can currently store binary	589	Stores the given C<$value> in the family. It can currently store binary
537	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).
538		591
		592	=item $db = cf::db_table "name"
		593
		594	Create and/or open a new database table. The string must not be "db" and must be unique
		595	within each server.
		596
539	=cut	597	=cut
		598
		599	sub db_table($) {
		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	}
540		615
541	our $DB;	616	our $DB;
542		617
543	sub db_init {	618	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	619	cf::sync_job {
548	eval {	620	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	621	};
558	}	622	}
559		623
560	sub db_get($$) {	624	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
562		626
…		…
612	if (1) {	676	if (1) {
613	$md5 =	677	$md5 =
614	join "\x00",	678	join "\x00",
615	$processversion,	679	$processversion,
616	map {	680	map {
617	Coro::cede;	681	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	683	} 0.. $#$src;
620		684
621		685
622	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
666	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")
667	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
668		732
669	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>
670	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
671	Crossfire TRT).	735	Deliantra).
672		736
673	=over 4	737	=over 4
674		738
675	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
676		740
…		…
958	}	1022	}
959		1023
960	0	1024	0
961	}	1025	}
962		1026
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1028
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1030
967	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
968		1032
…		…
974		1038
975	=cut	1039	=cut
976		1040
977	#############################################################################	1041	#############################################################################
978	# object support	1042	# object support
979	#
980		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 $SLOW_MERGES;#d#
981	sub _can_merge {	1077	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1078	my ($ob1, $ob2) = @_;
983		1079
984	local $Storable::canonical = 1;	1080	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1081
988	$fob1 eq $fob2	1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
989	}	1084	}
990		1085
991	sub reattach {	1086	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1088	my ($obj) = @_;
…		…
1015	cf::attachable->attach (	1110	cf::attachable->attach (
1016	prio => -1000000,	1111	prio => -1000000,
1017	on_instantiate => sub {	1112	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
1019		1114
1020	$data = from_json $data;	1115	$data = decode_json $data;
1021		1116
1022	for (@$data) {	1117	for (@$data) {
1023	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
1024		1119
1025	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1136	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
1043		1138
1044	sync_job {	1139	sync_job {
1045	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
1048		1144
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1146	chmod SAVE_MODE, $fh;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1149	close $fh;
1054		1150
1055	if (@$objs) {	1151	if (@$objs) {
1056	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) {
1057	chmod SAVE_MODE, $fh;	1153	chmod SAVE_MODE, $fh;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1157	close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1159	}
…		…
1071	}	1167	}
1072	} else {	1168	} else {
1073	aio_unlink $filename;	1169	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1075	}	1171	}
1076	}	1172	};
1077	}	1173	}
1078		1174
1079	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1081		1177
…		…
1093	or return;	1189	or return;
1094		1190
1095	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1193	or return;
		1194
1098	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1099	}	1197	}
1100		1198
		1199	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1103	return ($data, $av);	1203	($data, $av)
1104	}	1204	}
1105		1205
1106	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1107		1207
1108	=over 4	1208	=over 4
…		…
1186	my ($type, $reply, @payload) =	1286	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1287	"ARRAY" eq ref $msg
1188	? @$msg	1288	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1290
		1291	my @reply;
		1292
1191	if (my $cb = $EXTCMD{$type}) {	1293	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1294	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1197	} else {	1300	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1302	}
1200		1303
1201	cf::override;	1304	cf::override;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1256		1359
1257	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1361	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1363	}
1262		1364
1263	warn $msg;	1365	warn $msg;
1264	}	1366	}
1265		1367
…		…
1290	use Coro::AIO;	1392	use Coro::AIO;
1291		1393
1292	=head3 cf::player	1394	=head3 cf::player
1293		1395
1294	=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	}
1295		1411
1296	=item cf::player::find $login	1412	=item cf::player::find $login
1297		1413
1298	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1299		1415
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1455
1340	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1341	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;
1342	$cf::PLAYER{$login} = $pl	1463	$cf::PLAYER{$login} = $pl
1343	}	1464	}
1344	}	1465	}
1345	}	1466	}
1346		1467
…		…
1355	return if $pl->{deny_save};	1476	return if $pl->{deny_save};
1356		1477
1357	aio_mkdir playerdir $pl, 0770;	1478	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1479	$pl->{last_save} = $cf::RUNTIME;
1359		1480
		1481	cf::get_slot 0.01;
		1482
1360	$pl->save_pl ($path);	1483	$pl->save_pl ($path);
1361	Coro::cede;	1484	cf::cede_to_tick;
1362	}	1485	}
1363		1486
1364	sub new($) {	1487	sub new($) {
1365	my ($login) = @_;	1488	my ($login) = @_;
1366		1489
…		…
1370	$self->{deny_save} = 1;	1493	$self->{deny_save} = 1;
1371		1494
1372	$cf::PLAYER{$login} = $self;	1495	$cf::PLAYER{$login} = $self;
1373		1496
1374	$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 (@_);
1375	}	1508	}
1376		1509
1377	=item $pl->quit_character	1510	=item $pl->quit_character
1378		1511
1379	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
…		…
1434	or return [];	1567	or return [];
1435		1568
1436	my @logins;	1569	my @logins;
1437		1570
1438	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") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1577	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1578	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1579	}
1442		1580
1443	utf8::decode $login;	1581	utf8::decode $login;
1444	push @logins, $login;	1582	push @logins, $login;
1445	}	1583	}
1446		1584
…		…
1479		1617
1480	Expand crossfire pod fragments into protocol xml.	1618	Expand crossfire pod fragments into protocol xml.
1481		1619
1482	=cut	1620	=cut
1483		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
1484	sub expand_cfpod {	1633	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;	1634	my ($self, $pod) = @_;
1486		1635
1487	# escape & and <	1636	my $xml;
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490		1637
1491	# this is buggy, it needs to properly take care of nested <'s	1638	while () {
		1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1640	$group = $1;
1492		1641
1493	1 while	1642	$group =~ s/&/&amp;/g;
1494	# replace B<>, I<>, U<> etc.	1643	$group =~ s/</&lt;/g;
1495	s/B<([^\>]*)>/<b>$1<\/b>/	1644
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/	1645	$xml .= $group;
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/	1646	} elsif ($pod =~ m%\G
1498	# replace G<male|female> tags	1647	([BCGHITU])
1499	|| s{G<([^>|]*)\|([^>]*)>}{	1648	<
1500	$self->gender ? $2 : $1	1649	(?:
1501	}ge	1650	([^<>]*) (?{ $group = $^N })
1502	# replace H<hint text>	1651	| < $interior >
1503	|| s{H<([^\>]*)>}	1652	)
		1653	>
		1654	%gcsx
1504	{	1655	) {
		1656	my ($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") {
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")	1675	"")
1508	[$self->{hintmode}]	1676	[$self->{hintmode}];
		1677	} else {
		1678	$xml .= "error processing '$code($data)' directive";
1509	}ge;	1679	}
		1680	} else {
		1681	if ($pod =~ /\G(.+)/) {
		1682	warn "parse error while expanding $pod (at $1)";
		1683	}
		1684	last;
		1685	}
		1686	}
1510		1687
		1688	for ($xml) {
1511	# create single paragraphs (very hackish)	1689	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;	1690	s/(?<=\S)\n(?=\w)/ /g;
1513		1691
1514	# compress some whitespace	1692	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends	1693	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines	1694	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines	1695	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines	1696	s/\n+$//; # ending lines
		1697	}
1519		1698
1520	$_	1699	$xml
1521	}	1700	}
		1701
		1702	no re 'eval';
1522		1703
1523	sub hintmode {	1704	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;	1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}	1706	$_[0]{hintmode}
1526	}	1707	}
…		…
1532	=cut	1713	=cut
1533		1714
1534	sub ext_reply($$@) {	1715	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1716	my ($self, $id, @msg) = @_;
1536		1717
1537	if ($self->ns->extcmd == 2) {	1718	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1719	}
1545		1720
1546	=item $player->ext_msg ($type, @msg)	1721	=item $player->ext_msg ($type, @msg)
1547		1722
1548	Sends an ext event to the client.	1723	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1606		1781
1607	sub generate_random_map {	1782	sub generate_random_map {
1608	my ($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
1609	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1788	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1735		1913
1736	# the temporary/swap location	1914	# the temporary/swap location
1737	sub save_path {	1915	sub save_path {
1738	my ($self) = @_;	1916	my ($self) = @_;
1739		1917
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1742	}	1920	}
1743		1921
1744	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1745	sub uniq_path {	1923	sub uniq_path {
1746	my ($self) = @_;	1924	my ($self) = @_;
1747		1925
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1750	}	1928	}
1751		1929
1752	# and all this just because we cannot iterate over	1930	# and all this just because we cannot iterate over
1753	# all maps in C++...	1931	# all maps in C++...
…		…
1776		1954
1777	sub load_header_from($) {	1955	sub load_header_from($) {
1778	my ($self, $path) = @_;	1956	my ($self, $path) = @_;
1779		1957
1780	utf8::encode $path;	1958	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1959	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	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;
1786		1967
1787	$self->{load_path} = $path;	1968	$self->{load_path} = $path;
1788		1969
1789	1	1970	1
1790	}	1971	}
…		…
1844	sub find {	2025	sub find {
1845	my ($path, $origin) = @_;	2026	my ($path, $origin) = @_;
1846		2027
1847	$path = normalise $path, $origin && $origin->path;	2028	$path = normalise $path, $origin && $origin->path;
1848		2029
		2030	cf::lock_wait "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2031	cf::lock_wait "map_find:$path";
1850		2032
1851	$cf::MAP{$path} || do {	2033	$cf::MAP{$path} || do {
1852	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
1853	my $map = new_from_path cf::map $path	2037	my $map = new_from_path cf::map $path
1854	or return;	2038	or return;
1855		2039
1856	$map->{last_save} = $cf::RUNTIME;	2040	$map->{last_save} = $cf::RUNTIME;
1857		2041
…		…
1859	or return;	2043	or return;
1860		2044
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2046	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2047	#$cf::WAIT_FOR_TICK->wait;
		2048	undef $guard1;
		2049	undef $guard2;
1864	$map->reset;	2050	$map->reset;
1865	undef $guard;
1866	return find $path;	2051	return find $path;
1867	}	2052	}
1868		2053
1869	$cf::MAP{$path} = $map	2054	$cf::MAP{$path} = $map
1870	}	2055	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	2064	local $self->{deny_reset} = 1; # loading can take a long time
1880		2065
1881	my $path = $self->{path};	2066	my $path = $self->{path};
1882		2067
1883	{	2068	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2069	my $guard = cf::lock_acquire "map_data:$path";
1885		2070
		2071	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2072	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2073
1888	$self->in_memory (cf::MAP_LOADING);	2074	$self->in_memory (cf::MAP_LOADING);
1889		2075
1890	$self->alloc;	2076	$self->alloc;
1891		2077
1892	$self->pre_load;	2078	$self->pre_load;
1893	Coro::cede;	2079	cf::cede_to_tick;
1894		2080
		2081	my $f = new_from_file cf::object::thawer $self->{load_path};
		2082	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2083	$self->_load_objects ($f)
1896	or return;	2084	or return;
1897		2085
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1899	if delete $self->{load_original};	2087	if delete $self->{load_original};
1900		2088
1901	if (my $uniq = $self->uniq_path) {	2089	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2090	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2091	unless (aio_stat $uniq) {
		2092	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2093	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2094	$self->_load_objects ($f);
		2095	$f->resolve_delayed_derefs;
		2096	}
1906	}	2097	}
1907	}	2098	}
1908		2099
1909	Coro::cede;	2100	$f->resolve_delayed_derefs;
		2101
		2102	cf::cede_to_tick;
1910	# now do the right thing for maps	2103	# now do the right thing for maps
1911	$self->link_multipart_objects;	2104	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2105	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2106	unless $self->difficulty;
1914	Coro::cede;	2107	cf::cede_to_tick;
1915		2108
1916	unless ($self->{deny_activate}) {	2109	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2110	$self->decay_objects;
1918	$self->fix_auto_apply;	2111	$self->fix_auto_apply;
1919	$self->update_buttons;	2112	$self->update_buttons;
1920	Coro::cede;	2113	cf::cede_to_tick;
1921	$self->set_darkness_map;	2114	$self->set_darkness_map;
1922	Coro::cede;	2115	cf::cede_to_tick;
1923	$self->activate;	2116	$self->activate;
1924	}	2117	}
1925		2118
1926	$map->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1927	$map->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1928		2121
1929	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1930	}	2123	}
1931		2124
1932	$self->post_load;	2125	$self->post_load;
1933	}	2126	}
1934		2127
…		…
1943		2136
1944	$self	2137	$self
1945	}	2138	}
1946		2139
1947	# find and load all maps in the 3x3 area around a map	2140	# find and load all maps in the 3x3 area around a map
1948	sub load_diag {	2141	sub load_neighbours {
1949	my ($map) = @_;	2142	my ($map) = @_;
1950		2143
1951	my @diag; # diagonal neighbours	2144	my @neigh; # diagonal neighbours
1952		2145
1953	for (0 .. 3) {	2146	for (0 .. 3) {
1954	my $neigh = $map->tile_path ($_)	2147	my $neigh = $map->tile_path ($_)
1955	or next;	2148	or next;
1956	$neigh = find $neigh, $map	2149	$neigh = find $neigh, $map
1957	or next;	2150	or next;
1958	$neigh->load;	2151	$neigh->load;
1959		2152
		2153	push @neigh,
1960	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1961	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1962	}	2156	}
1963		2157
1964	for (@diag) {	2158	for (grep defined $_->[0], @neigh) {
		2159	my ($path, $origin) = @$_;
1965	my $neigh = find @$_	2160	my $neigh = find $path, $origin
1966	or next;	2161	or next;
1967	$neigh->load;	2162	$neigh->load;
1968	}	2163	}
1969	}	2164	}
1970		2165
…		…
1975	}	2170	}
1976		2171
1977	sub do_load_sync {	2172	sub do_load_sync {
1978	my ($map) = @_;	2173	my ($map) = @_;
1979		2174
		2175	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2176	if $Coro::current == $Coro::main;
		2177
1980	cf::sync_job { $map->load };	2178	cf::sync_job { $map->load };
1981	}	2179	}
1982		2180
1983	our %MAP_PREFETCH;	2181	our %MAP_PREFETCH;
1984	our $MAP_PREFETCHER = undef;	2182	our $MAP_PREFETCHER = undef;
1985		2183
1986	sub find_async {	2184	sub find_async {
1987	my ($path, $origin) = @_;	2185	my ($path, $origin, $load) = @_;
1988		2186
1989	$path = normalise $path, $origin && $origin->{path};	2187	$path = normalise $path, $origin && $origin->{path};
1990		2188
1991	if (my $map = $cf::MAP{$path}) {	2189	if (my $map = $cf::MAP{$path}) {
1992	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1993	}	2191	}
1994		2192
1995	undef $MAP_PREFETCH{$path};	2193	$MAP_PREFETCH{$path} |= $load;
		2194
1996	$MAP_PREFETCHER ||= cf::async {	2195	$MAP_PREFETCHER ||= cf::async {
		2196	$Coro::current->{desc} = "map prefetcher";
		2197
1997	while (%MAP_PREFETCH) {	2198	while (%MAP_PREFETCH) {
1998	for my $path (keys %MAP_PREFETCH) {	2199	while (my ($k, $v) = each %MAP_PREFETCH) {
1999	if (my $map = find $path) {	2200	if (my $map = find $k) {
2000	$map->load;	2201	$map->load if $v;
2001	}	2202	}
2002		2203
2003	delete $MAP_PREFETCH{$path};	2204	delete $MAP_PREFETCH{$k};
2004	}	2205	}
2005	}	2206	}
2006	undef $MAP_PREFETCHER;	2207	undef $MAP_PREFETCHER;
2007	};	2208	};
2008	$MAP_PREFETCHER->prio (6);	2209	$MAP_PREFETCHER->prio (6);
…		…
2011	}	2212	}
2012		2213
2013	sub save {	2214	sub save {
2014	my ($self) = @_;	2215	my ($self) = @_;
2015		2216
2016	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
2017		2218
2018	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
2019		2220
2020	return unless $self->dirty;	2221	return unless $self->dirty;
2021		2222
…		…
2027	return if $self->{deny_save};	2228	return if $self->{deny_save};
2028		2229
2029	local $self->{last_access} = $self->last_access;#d#	2230	local $self->{last_access} = $self->last_access;#d#
2030		2231
2031	cf::async {	2232	cf::async {
		2233	$Coro::current->{desc} = "map player save";
2032	$_->contr->save for $self->players;	2234	$_->contr->save for $self->players;
2033	};	2235	};
		2236
		2237	cf::get_slot 0.02;
2034		2238
2035	if ($uniq) {	2239	if ($uniq) {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2240	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2037	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2241	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2038	} else {	2242	} else {
…		…
2044	my ($self) = @_;	2248	my ($self) = @_;
2045		2249
2046	# save first because save cedes	2250	# save first because save cedes
2047	$self->save;	2251	$self->save;
2048		2252
2049	my $lock = cf::lock_acquire "map_data:" . $self->path;	2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2254
2051	return if $self->players;	2255	return if $self->players;
2052	return if $self->in_memory != cf::MAP_IN_MEMORY;	2256	return if $self->in_memory != cf::MAP_ACTIVE;
2053	return if $self->{deny_save};	2257	return if $self->{deny_save};
2054		2258
		2259	$self->in_memory (cf::MAP_SWAPPED);
		2260
		2261	$self->deactivate;
		2262	$_->clear_links_to ($self) for values %cf::MAP;
2055	$self->clear;	2263	$self->clear;
2056	$self->in_memory (cf::MAP_SWAPPED);
2057	}	2264	}
2058		2265
2059	sub reset_at {	2266	sub reset_at {
2060	my ($self) = @_;	2267	my ($self) = @_;
2061		2268
…		…
2093	if $uniq;	2300	if $uniq;
2094	}	2301	}
2095		2302
2096	delete $cf::MAP{$self->path};	2303	delete $cf::MAP{$self->path};
2097		2304
		2305	$self->deactivate;
		2306	$_->clear_links_to ($self) for values %cf::MAP;
2098	$self->clear;	2307	$self->clear;
2099
2100	$_->clear_links_to ($self) for values %cf::MAP;
2101		2308
2102	$self->unlink_save;	2309	$self->unlink_save;
2103	$self->destroy;	2310	$self->destroy;
2104	}	2311	}
2105		2312
2106	my $nuke_counter = "aaaa";	2313	my $nuke_counter = "aaaa";
2107		2314
2108	sub nuke {	2315	sub nuke {
2109	my ($self) = @_;	2316	my ($self) = @_;
2110		2317
		2318	{
		2319	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2320
2111	delete $cf::MAP{$self->path};	2321	delete $cf::MAP{$self->path};
2112		2322
2113	$self->unlink_save;	2323	$self->unlink_save;
2114		2324
2115	bless $self, "cf::map";	2325	bless $self, "cf::map";
2116	delete $self->{deny_reset};	2326	delete $self->{deny_reset};
2117	$self->{deny_save} = 1;	2327	$self->{deny_save} = 1;
2118	$self->reset_timeout (1);	2328	$self->reset_timeout (1);
2119	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2120		2330
2121	$cf::MAP{$self->path} = $self;	2331	$cf::MAP{$self->path} = $self;
		2332	}
2122		2333
2123	$self->reset; # polite request, might not happen	2334	$self->reset; # polite request, might not happen
2124	}	2335	}
2125		2336
2126	=item $maps = cf::map::tmp_maps	2337	=item $maps = cf::map::tmp_maps
…		…
2168		2379
2169	sub unique_maps() {	2380	sub unique_maps() {
2170	[	2381	[
2171	map {	2382	map {
2172	utf8::decode $_;	2383	utf8::decode $_;
2173	/\.map$/	2384	s/\.map$//; # TODO future compatibility hack
		2385	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2386	? ()
2174	? normalise $_	2387	: normalise $_
2175	: ()
2176	} @{ aio_readdir $UNIQUEDIR or [] }	2388	} @{ aio_readdir $UNIQUEDIR or [] }
2177	]	2389	]
2178	}	2390	}
2179		2391
2180	package cf;
2181
2182	=back	2392	=back
2183		2393
2184	=head3 cf::object	2394	=head3 cf::object
2185		2395
2186	=cut	2396	=cut
…		…
2189		2399
2190	=over 4	2400	=over 4
2191		2401
2192	=item $ob->inv_recursive	2402	=item $ob->inv_recursive
2193		2403
2194	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.
2195		2406
2196	=cut	2407	=cut
2197		2408
2198	sub inv_recursive_;	2409	sub inv_recursive_;
2199	sub inv_recursive_ {	2410	sub inv_recursive_ {
2200	map { $_, inv_recursive_ $_->inv } @_	2411	map { $_, inv_recursive_ $_->inv } @_
2201	}	2412	}
2202		2413
2203	sub inv_recursive {	2414	sub inv_recursive {
2204	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	}
2205	}	2444	}
2206		2445
2207	package cf;	2446	package cf;
2208		2447
2209	=back	2448	=back
…		…
2243	$self->message ($msg, $flags);	2482	$self->message ($msg, $flags);
2244	}	2483	}
2245	}	2484	}
2246	}	2485	}
2247		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 (@_);
		2495	}
		2496
2248	=item $player_object->may ("access")	2497	=item $player_object->may ("access")
2249		2498
2250	Returns wether the given player is authorized to access resource "access"	2499	Returns wether the given player is authorized to access resource "access"
2251	(e.g. "command_wizcast").	2500	(e.g. "command_wizcast").
2252		2501
…		…
2329	# use -1 or undef as default coordinates, not 0, 0	2578	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2579	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2580	if $x <=0 && $y <= 0;
2332		2581
2333	$map->load;	2582	$map->load;
2334	$map->load_diag;	2583	$map->load_neighbours;
2335		2584
2336	return unless $self->contr->active;	2585	return unless $self->contr->active;
2337	$self->activate_recursive;	2586	$self->activate_recursive;
2338		2587
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2609
2361	$self->enter_link;	2610	$self->enter_link;
2362		2611
2363	(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
2364	my $map = eval {	2634	my $map = eval {
2365	my $map = cf::map::find $path;	2635	my $map = defined $path ? cf::map::find $path : undef;
2366		2636
2367	if ($map) {	2637	if ($map) {
2368	$map = $map->customise_for ($self);	2638	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2639	$map = $check->($map) if $check && $map;
2370	} else {	2640	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2642	}
2373		2643
2374	$map	2644	$map
2375	};	2645	};
2376		2646
…		…
2429	$rmp->{origin_y} = $exit->y;	2699	$rmp->{origin_y} = $exit->y;
2430	}	2700	}
2431		2701
2432	$rmp->{random_seed} ||= $exit->random_seed;	2702	$rmp->{random_seed} ||= $exit->random_seed;
2433		2703
2434	my $data = cf::to_json $rmp;	2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2705	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2706	my $meta = "$RANDOMDIR/$md5.meta";
2437		2707
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2709	aio_write $fh, 0, (length $data), $data, 0;
…		…
2466	# if exit is damned, update players death & WoR home-position	2736	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)	2737	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);	2738	if $exit->flag (FLAG_DAMNED);
2469		2739
2470	(async {	2740	(async {
		2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2742
2471	$self->deactivate_recursive; # just to be sure	2743	$self->deactivate_recursive; # just to be sure
2472	unless (eval {	2744	unless (eval {
2473	$self->goto ($slaying, $hp, $sp);	2745	$self->goto ($slaying, $hp, $sp);
2474		2746
2475	1;	2747	1;
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2782	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2783	the message unless the client supports the msg packet.
2512		2784
2513	=cut	2785	=cut
2514		2786
		2787	# non-persistent channels (usually the info channel)
		2788	our %CHANNEL = (
		2789	"c/identify" => {
		2790	id => "infobox",
		2791	title => "Identify",
		2792	reply => undef,
		2793	tooltip => "Items recently identified",
		2794	},
		2795	"c/examine" => {
		2796	id => "infobox",
		2797	title => "Examine",
		2798	reply => undef,
		2799	tooltip => "Signs and other items you examined",
		2800	},
		2801	"c/book" => {
		2802	id => "infobox",
		2803	title => "Book",
		2804	reply => undef,
		2805	tooltip => "The contents of a note or book",
		2806	},
		2807	"c/lookat" => {
		2808	id => "infobox",
		2809	title => "Look",
		2810	reply => undef,
		2811	tooltip => "What you saw there",
		2812	},
		2813	"c/who" => {
		2814	id => "infobox",
		2815	title => "Players",
		2816	reply => undef,
		2817	tooltip => "Shows players who are currently online",
		2818	},
		2819	"c/body" => {
		2820	id => "infobox",
		2821	title => "Body Parts",
		2822	reply => undef,
		2823	tooltip => "Shows which body parts you posess and are available",
		2824	},
		2825	"c/uptime" => {
		2826	id => "infobox",
		2827	title => "Uptime",
		2828	reply => undef,
		2829	tooltip => "How long the server has been running since last restart",
		2830	},
		2831	"c/mapinfo" => {
		2832	id => "infobox",
		2833	title => "Map Info",
		2834	reply => undef,
		2835	tooltip => "Information related to the maps",
		2836	},
		2837	);
		2838
2515	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2516	my ($self, $channel, $msg, $color, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2517		2841
2518	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg);
2519		2843
2520	$color &= cf::NDI_CLIENT_MASK; # just in case...	2844	$color &= cf::NDI_CLIENT_MASK; # just in case...
2521		2845
		2846	# check predefined channels, for the benefit of C
		2847	if ($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
2522	if (ref $channel) {	2855	} elsif (ref $channel) {
2523	# send meta info to client, if not yet sent	2856	# send meta info to client, if not yet sent
2524	unless (exists $self->{channel}{$channel->{id}}) {	2857	unless (exists $self->{channel}{$channel->{id}}) {
2525	$self->{channel}{$channel->{id}} = $channel;	2858	$self->{channel}{$channel->{id}} = $channel;
2526	$self->ext_msg (channel_info => $channel);	2859	$self->ext_msg (channel_info => $channel)
		2860	if $self->can_msg;
2527	}	2861	}
2528		2862
2529	$channel = $channel->{id};	2863	$channel = $channel->{id};
2530	}	2864	}
2531		2865
…		…
2550	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;	2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2551	}	2885	}
2552		2886
2553	$color &= cf::NDI_COLOR_MASK;	2887	$color &= cf::NDI_COLOR_MASK;
2554		2888
		2889	utf8::encode $msg;
		2890
2555	if (0 && $msg =~ /\[/) {	2891	if (0 && $msg =~ /\[/) {
		2892	# COMMAND/INFO
2556	$self->send_packet ("drawextinfo $color 4 0 $msg")	2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2557	} else {	2894	} else {
2558	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2559	$self->send_packet ("drawinfo $color $msg")	2896	$self->send_packet ("drawinfo $color $msg")
2560	}	2897	}
2561	}	2898	}
…		…
2569	=cut	2906	=cut
2570		2907
2571	sub cf::client::ext_msg($$@) {	2908	sub cf::client::ext_msg($$@) {
2572	my ($self, $type, @msg) = @_;	2909	my ($self, $type, @msg) = @_;
2573		2910
2574	my $extcmd = $self->extcmd;
2575
2576	if ($extcmd == 2) {	2911	if ($self->extcmd == 2) {
2577	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2578	} elsif ($extcmd == 1) { # TODO: remove	2913	} elsif ($self->extcmd == 1) { # TODO: remove
2579	push @msg, msgtype => "event_$type";	2914	push @msg, msgtype => "event_$type";
		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;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	2934	}
2582	}	2935	}
2583		2936
2584	=item $success = $client->query ($flags, "text", \&cb)	2937	=item $success = $client->query ($flags, "text", \&cb)
…		…
2646	my ($type, $reply, @payload) =	2999	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	3000	"ARRAY" eq ref $msg
2648	? @$msg	3001	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3002	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3003
		3004	my @reply;
		3005
2651	if (my $cb = $EXTICMD{$type}) {	3006	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3007	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3008	}
		3009
		3010	$ns->ext_reply ($reply, @reply)
		3011	if $reply;
		3012
2657	} else {	3013	} else {
2658	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";
2659	}	3015	}
2660		3016
2661	cf::override;	3017	cf::override;
…		…
2708	our $safe = new Safe "safe";	3064	our $safe = new Safe "safe";
2709	our $safe_hole = new Safe::Hole;	3065	our $safe_hole = new Safe::Hole;
2710		3066
2711	$SIG{FPE} = 'IGNORE';	3067	$SIG{FPE} = 'IGNORE';
2712		3068
2713	$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	));
2714		3074
2715	# here we export the classes and methods available to script code	3075	# here we export the classes and methods available to script code
2716		3076
2717	=pod	3077	=pod
2718		3078
2719	The following functions and methods are available within a safe environment:	3079	The following functions and methods are available within a safe environment:
2720		3080
2721	cf::object	3081	cf::object
2722	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
2723	insert remove	3083	insert remove name archname title slaying race decrease_ob_nr
2724		3084
2725	cf::object::player	3085	cf::object::player
2726	player	3086	player
2727		3087
2728	cf::player	3088	cf::player
…		…
2733		3093
2734	=cut	3094	=cut
2735		3095
2736	for (	3096	for (
2737	["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
2738	insert remove)],	3099	decrease_ob_nr destroy)],
2739	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2740	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful)],
2741	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2742	) {	3103	) {
2743	no strict 'refs';	3104	no strict 'refs';
…		…
2819	# the server's init and main functions	3180	# the server's init and main functions
2820		3181
2821	sub load_facedata($) {	3182	sub load_facedata($) {
2822	my ($path) = @_;	3183	my ($path) = @_;
2823		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
2824	warn "loading facedata from $path\n";	3191	warn "loading facedata from $path\n";
2825		3192
2826	my $facedata;	3193	my $facedata;
2827	0 < aio_load $path, $facedata	3194	0 < aio_load $path, $facedata
2828	or die "$path: $!";	3195	or die "$path: $!";
…		…
2830	$facedata = Coro::Storable::thaw $facedata;	3197	$facedata = Coro::Storable::thaw $facedata;
2831		3198
2832	$facedata->{version} == 2	3199	$facedata->{version} == 2
2833	or cf::cleanup "$path: version mismatch, cannot proceed.";	3200	or cf::cleanup "$path: version mismatch, cannot proceed.";
2834		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
2835	{	3209	{
2836	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
2837		3211
2838	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2839	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
2840	cf::face::set_visibility $idx, $info->{visibility};	3215	cf::face::set_visibility $idx, $info->{visibility};
2841	cf::face::set_magicmap $idx, $info->{magicmap};	3216	cf::face::set_magicmap $idx, $info->{magicmap};
2842	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2843	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2844		3219
2845	cf::cede_to_tick;	3220	cf::cede_to_tick;
2846	}	3221	}
2847		3222
2848	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
2849	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
2850	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
2851	or next;	3227	or next;
		3228
2852	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
2853	cf::face::set_smooth $idx, $smooth;	3230	cf::face::set_smooth $idx, $smooth;
2854	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2855	} else {	3232	} else {
2856	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2873		3250
2874	{	3251	{
2875	# TODO: for gcfclient pleasure, we should give resources	3252	# TODO: for gcfclient pleasure, we should give resources
2876	# that gcfclient doesn't grok a >10000 face index.	3253	# that gcfclient doesn't grok a >10000 face index.
2877	my $res = $facedata->{resource};	3254	my $res = $facedata->{resource};
2878	my $enc = JSON::XS->new->utf8->canonical;
2879
2880	my $soundconf = delete $res->{"res/sound.conf"};
2881		3255
2882	while (my ($name, $info) = each %$res) {	3256	while (my ($name, $info) = each %$res) {
2883	my $meta = $enc->encode ({	3257	if (defined $info->{type}) {
2884	name => $name,
2885	%{ $info->{meta} || {} },
2886	});
2887
2888	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3259	my $data;
2889		3260
2890	if ($info->{type} & 1) {	3261	if ($info->{type} & 1) {
2891	# prepend meta info	3262	# prepend meta info
2892		3263
		3264	my $meta = $enc->encode ({
		3265	name => $name,
		3266	%{ $info->{meta} || {} },
		3267	});
		3268
2893	my $data = pack "(w/a*)*", $meta, $info->{data};	3269	$data = pack "(w/a*)*", $meta, $info->{data};
2894	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3270	} else {
		3271	$data = $info->{data};
		3272	}
2895		3273
2896	cf::face::set_data $idx, 0, $data, $chk;	3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3275	cf::face::set_type $idx, $info->{type};
2897	} else {	3276	} else {
2898	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3277	$RESOURCE{$name} = $info;
2899	}	3278	}
2900		3279
2901	cf::face::set_type $idx, $info->{type};
2902
2903	cf::cede_to_tick;	3280	cf::cede_to_tick;
2904	}	3281	}
2905
2906	if ($soundconf) {
2907	$soundconf = $enc->decode (delete $soundconf->{data});
2908
2909	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2910	my $sound = $soundconf->{compat}[$_]
2911	or next;
2912
2913	my $face = cf::face::find "sound/$sound->[1]";
2914
2915	cf::sound::set $sound->[0] => $face;
2916	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2917	}
2918
2919	#TODO
2920	}
2921	}	3282	}
		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2922		3285
2923	1	3286	1
2924	}	3287	}
		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	});
2925		3308
2926	register_exticmd fx_want => sub {	3309	register_exticmd fx_want => sub {
2927	my ($ns, $want) = @_;	3310	my ($ns, $want) = @_;
2928		3311
2929	while (my ($k, $v) = each %$want) {	3312	while (my ($k, $v) = each %$want) {
2930	$ns->fx_want ($k, $v);	3313	$ns->fx_want ($k, $v);
2931	}	3314	}
2932	};	3315	};
2933		3316
		3317	sub load_resource_file($) {
		3318	my $status = load_resource_file_ $_[0];
		3319	get_slot 0.1, 100;
		3320	cf::arch::commit_load;
		3321	$status
		3322	}
		3323
2934	sub reload_regions {	3324	sub reload_regions {
		3325	# HACK to clear player env face cache, we need some signal framework
		3326	# for this (global event?)
		3327	%ext::player_env::MUSIC_FACE_CACHE = ();
		3328
2935	load_resource_file "$MAPDIR/regions"	3329	load_resource_file "$MAPDIR/regions"
2936	or die "unable to load regions file\n";	3330	or die "unable to load regions file\n";
2937		3331
2938	for (cf::region::list) {	3332	for (cf::region::list) {
2939	$_->{match} = qr/$_->{match}/	3333	$_->{match} = qr/$_->{match}/
…		…
2947	}	3341	}
2948		3342
2949	sub reload_archetypes {	3343	sub reload_archetypes {
2950	load_resource_file "$DATADIR/archetypes"	3344	load_resource_file "$DATADIR/archetypes"
2951	or die "unable to load archetypes\n";	3345	or die "unable to load archetypes\n";
2952	#d# NEED to laod twice to resolve forward references
2953	# this really needs to be done in an extra post-pass
2954	# (which needs to be synchronous, so solve it differently)
2955	load_resource_file "$DATADIR/archetypes"
2956	or die "unable to load archetypes\n";
2957	}	3346	}
2958		3347
2959	sub reload_treasures {	3348	sub reload_treasures {
2960	load_resource_file "$DATADIR/treasures"	3349	load_resource_file "$DATADIR/treasures"
2961	or die "unable to load treasurelists\n";	3350	or die "unable to load treasurelists\n";
2962	}	3351	}
2963		3352
2964	sub reload_resources {	3353	sub reload_resources {
2965	warn "reloading resource files...\n";	3354	warn "reloading resource files...\n";
2966		3355
		3356	reload_facedata;
		3357	reload_archetypes;
2967	reload_regions;	3358	reload_regions;
2968	reload_facedata;
2969	#reload_archetypes;#d#
2970	reload_archetypes;
2971	reload_treasures;	3359	reload_treasures;
2972		3360
2973	warn "finished reloading resource files\n";	3361	warn "finished reloading resource files\n";
2974	}	3362	}
2975		3363
2976	sub init {	3364	sub init {
		3365	my $guard = freeze_mainloop;
		3366
2977	reload_resources;	3367	reload_resources;
2978	}	3368	}
2979		3369
2980	sub cfg_load {	3370	sub reload_config {
2981	open my $fh, "<:utf8", "$CONFDIR/config"	3371	open my $fh, "<:utf8", "$CONFDIR/config"
2982	or return;	3372	or return;
2983		3373
2984	local $/;	3374	local $/;
2985	*CFG = YAML::Syck::Load <$fh>;	3375	*CFG = YAML::Load <$fh>;
2986		3376
2987	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3377	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2988		3378
2989	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3379	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2990	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3380	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3001	sub main {	3391	sub main {
3002	# we must not ever block the main coroutine	3392	# we must not ever block the main coroutine
3003	local $Coro::idle = sub {	3393	local $Coro::idle = sub {
3004	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3394	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3005	(async {	3395	(async {
3006	Event::one_event;	3396	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3397	EV::loop EV::LOOP_ONESHOT;
3007	})->prio (Coro::PRIO_MAX);	3398	})->prio (Coro::PRIO_MAX);
3008	};	3399	};
3009		3400
3010	cfg_load;	3401	{
		3402	my $guard = freeze_mainloop;
		3403	reload_config;
3011	db_init;	3404	db_init;
3012	load_extensions;	3405	load_extensions;
3013		3406
3014	$TICK_WATCHER->start;	3407	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3408	evthread_start IO::AIO::poll_fileno;
		3409	}
		3410
3015	Event::loop;	3411	EV::loop;
3016	}	3412	}
3017		3413
3018	#############################################################################	3414	#############################################################################
3019	# initialisation and cleanup	3415	# initialisation and cleanup
3020		3416
3021	# install some emergency cleanup handlers	3417	# install some emergency cleanup handlers
3022	BEGIN {	3418	BEGIN {
		3419	our %SIGWATCHER = ();
3023	for my $signal (qw(INT HUP TERM)) {	3420	for my $signal (qw(INT HUP TERM)) {
3024	Event->signal (	3421	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3025	reentrant => 0,
3026	data => WF_AUTOCANCEL,
3027	signal => $signal,
3028	prio => 0,
3029	cb => sub {
3030	cf::cleanup "SIG$signal";	3422	cf::cleanup "SIG$signal";
3031	},
3032	);	3423	};
3033	}	3424	}
3034	}	3425	}
3035		3426
3036	sub write_runtime {	3427	sub write_runtime_sync {
3037	my $runtime = "$LOCALDIR/runtime";	3428	my $runtime = "$LOCALDIR/runtime";
3038		3429
3039	# first touch the runtime file to show we are still running:	3430	# first touch the runtime file to show we are still running:
3040	# the fsync below can take a very very long time.	3431	# the fsync below can take a very very long time.
3041		3432
…		…
3067	and return;	3458	and return;
3068		3459
3069	warn "runtime file written.\n";	3460	warn "runtime file written.\n";
3070		3461
3071	1	3462	1
		3463	}
		3464
		3465	our $uuid_lock;
		3466	our $uuid_skip;
		3467
		3468	sub write_uuid_sync($) {
		3469	$uuid_skip ||= $_[0];
		3470
		3471	return if $uuid_lock;
		3472	local $uuid_lock = 1;
		3473
		3474	my $uuid = "$LOCALDIR/uuid";
		3475
		3476	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3477	or return;
		3478
		3479	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3480	$uuid_skip = 0;
		3481
		3482	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3483	and return;
		3484
		3485	# always fsync - this file is important
		3486	aio_fsync $fh
		3487	and return;
		3488
		3489	close $fh
		3490	or return;
		3491
		3492	aio_rename "$uuid~", $uuid
		3493	and return;
		3494
		3495	warn "uuid file written ($value).\n";
		3496
		3497	1
		3498
		3499	}
		3500
		3501	sub write_uuid($$) {
		3502	my ($skip, $sync) = @_;
		3503
		3504	$sync ? write_uuid_sync $skip
		3505	: async { write_uuid_sync $skip };
3072	}	3506	}
3073		3507
3074	sub emergency_save() {	3508	sub emergency_save() {
3075	my $freeze_guard = cf::freeze_mainloop;	3509	my $freeze_guard = cf::freeze_mainloop;
3076		3510
…		…
3082	# and maps saved/destroyed asynchronously.	3516	# and maps saved/destroyed asynchronously.
3083	warn "begin emergency player save\n";	3517	warn "begin emergency player save\n";
3084	for my $login (keys %cf::PLAYER) {	3518	for my $login (keys %cf::PLAYER) {
3085	my $pl = $cf::PLAYER{$login} or next;	3519	my $pl = $cf::PLAYER{$login} or next;
3086	$pl->valid or next;	3520	$pl->valid or next;
		3521	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3087	$pl->save;	3522	$pl->save;
3088	}	3523	}
3089	warn "end emergency player save\n";	3524	warn "end emergency player save\n";
3090		3525
3091	warn "begin emergency map save\n";	3526	warn "begin emergency map save\n";
…		…
3097	warn "end emergency map save\n";	3532	warn "end emergency map save\n";
3098		3533
3099	warn "begin emergency database checkpoint\n";	3534	warn "begin emergency database checkpoint\n";
3100	BDB::db_env_txn_checkpoint $DB_ENV;	3535	BDB::db_env_txn_checkpoint $DB_ENV;
3101	warn "end emergency database checkpoint\n";	3536	warn "end emergency database checkpoint\n";
		3537
		3538	warn "begin write uuid\n";
		3539	write_uuid_sync 1;
		3540	warn "end write uuid\n";
3102	};	3541	};
3103		3542
3104	warn "leave emergency perl save\n";	3543	warn "leave emergency perl save\n";
3105	}	3544	}
3106		3545
…		…
3121	warn "reloading...";	3560	warn "reloading...";
3122		3561
3123	warn "entering sync_job";	3562	warn "entering sync_job";
3124		3563
3125	cf::sync_job {	3564	cf::sync_job {
3126	cf::write_runtime; # external watchdog should not bark	3565	cf::write_runtime_sync; # external watchdog should not bark
3127	cf::emergency_save;	3566	cf::emergency_save;
3128	cf::write_runtime; # external watchdog should not bark	3567	cf::write_runtime_sync; # external watchdog should not bark
3129		3568
3130	warn "syncing database to disk";	3569	warn "syncing database to disk";
3131	BDB::db_env_txn_checkpoint $DB_ENV;	3570	BDB::db_env_txn_checkpoint $DB_ENV;
3132		3571
3133	# if anything goes wrong in here, we should simply crash as we already saved	3572	# if anything goes wrong in here, we should simply crash as we already saved
3134
3135	warn "cancelling all WF_AUTOCANCEL watchers";
3136	for (Event::all_watchers) {
3137	$_->cancel if $_->data & WF_AUTOCANCEL;
3138	}
3139		3573
3140	warn "flushing outstanding aio requests";	3574	warn "flushing outstanding aio requests";
3141	for (;;) {	3575	for (;;) {
3142	BDB::flush;	3576	BDB::flush;
3143	IO::AIO::flush;	3577	IO::AIO::flush;
3144	Coro::cede;	3578	Coro::cede_notself;
3145	last unless IO::AIO::nreqs || BDB::nreqs;	3579	last unless IO::AIO::nreqs || BDB::nreqs;
3146	warn "iterate...";	3580	warn "iterate...";
3147	}	3581	}
3148		3582
3149	++$RELOAD;	3583	++$RELOAD;
…		…
3208	warn "reloading cf.pm";	3642	warn "reloading cf.pm";
3209	require cf;	3643	require cf;
3210	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3644	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3211		3645
3212	warn "loading config and database again";	3646	warn "loading config and database again";
3213	cf::cfg_load;	3647	cf::reload_config;
3214		3648
3215	warn "loading extensions";	3649	warn "loading extensions";
3216	cf::load_extensions;	3650	cf::load_extensions;
3217		3651
3218	warn "reattaching attachments to objects/players";	3652	warn "reattaching attachments to objects/players";
…		…
3225	warn "leaving sync_job";	3659	warn "leaving sync_job";
3226		3660
3227	1	3661	1
3228	} or do {	3662	} or do {
3229	warn $@;	3663	warn $@;
3230	warn "error while reloading, exiting.";	3664	cf::cleanup "error while reloading, exiting.";
3231	exit 1;
3232	};	3665	};
3233		3666
3234	warn "reloaded";	3667	warn "reloaded";
3235	};	3668	};
3236		3669
…		…
3238		3671
3239	sub reload_perl() {	3672	sub reload_perl() {
3240	# doing reload synchronously and two reloads happen back-to-back,	3673	# doing reload synchronously and two reloads happen back-to-back,
3241	# coro crashes during coro_state_free->destroy here.	3674	# coro crashes during coro_state_free->destroy here.
3242		3675
3243	$RELOAD_WATCHER ||= Event->timer (	3676	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3244	reentrant => 0,
3245	after => 0,
3246	data => WF_AUTOCANCEL,
3247	cb => sub {
3248	do_reload_perl;	3677	do_reload_perl;
3249	undef $RELOAD_WATCHER;	3678	undef $RELOAD_WATCHER;
3250	},
3251	);	3679	};
3252	}	3680	}
3253		3681
3254	register_command "reload" => sub {	3682	register_command "reload" => sub {
3255	my ($who, $arg) = @_;	3683	my ($who, $arg) = @_;
3256		3684
3257	if ($who->flag (FLAG_WIZ)) {	3685	if ($who->flag (FLAG_WIZ)) {
3258	$who->message ("reloading server.");	3686	$who->message ("reloading server.");
		3687	async {
		3688	$Coro::current->{desc} = "perl_reload";
3259	async { reload_perl };	3689	reload_perl;
		3690	};
3260	}	3691	}
3261	};	3692	};
3262		3693
3263	unshift @INC, $LIBDIR;	3694	unshift @INC, $LIBDIR;
3264		3695
…		…
3266		3697
3267	our @WAIT_FOR_TICK;	3698	our @WAIT_FOR_TICK;
3268	our @WAIT_FOR_TICK_BEGIN;	3699	our @WAIT_FOR_TICK_BEGIN;
3269		3700
3270	sub wait_for_tick {	3701	sub wait_for_tick {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	3702	return if tick_inhibit || $Coro::current == $Coro::main;
3273		3703
3274	my $signal = new Coro::Signal;	3704	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK, $signal;	3705	push @WAIT_FOR_TICK, $signal;
3276	$signal->wait;	3706	$signal->wait;
3277	}	3707	}
3278		3708
3279	sub wait_for_tick_begin {	3709	sub wait_for_tick_begin {
3280	return unless $TICK_WATCHER->is_active;
3281	return if $Coro::current == $Coro::main;	3710	return if tick_inhibit || $Coro::current == $Coro::main;
3282		3711
3283	my $signal = new Coro::Signal;	3712	my $signal = new Coro::Signal;
3284	push @WAIT_FOR_TICK_BEGIN, $signal;	3713	push @WAIT_FOR_TICK_BEGIN, $signal;
3285	$signal->wait;	3714	$signal->wait;
3286	}	3715	}
3287		3716
3288	my $min = 1e6;#d#	3717	sub tick {
3289	my $avg = 10;
3290	$TICK_WATCHER = Event->timer (
3291	reentrant => 0,
3292	parked => 1,
3293	prio => 0,
3294	at => $NEXT_TICK || $TICK,
3295	data => WF_AUTOCANCEL,
3296	cb => sub {
3297	if ($Coro::current != $Coro::main) {	3718	if ($Coro::current != $Coro::main) {
3298	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3719	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3299	unless ++$bug_warning > 10;	3720	unless ++$bug_warning > 10;
3300	return;	3721	return;
3301	}	3722	}
3302		3723
3303	$NOW = $tick_start = Event::time;
3304
3305	cf::server_tick; # one server iteration	3724	cf::server_tick; # one server iteration
3306		3725
3307	0 && sync_job {#d#	3726	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3308	for(1..10) {	3727	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3309	my $t = Event::time;	3728	Coro::async_pool {
3310	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3729	$Coro::current->{desc} = "runtime saver";
3311	or die;	3730	write_runtime_sync
3312		3731	or warn "ERROR: unable to write runtime file: $!";
3313	$map->width (50);
3314	$map->height (50);
3315	$map->alloc;
3316	$map->_load_objects ("/tmp/x.map", 1);
3317	my $t = Event::time - $t;
3318
3319	#next unless $t < 0.0013;#d#
3320	if ($t < $min) {
3321	$min = $t;
3322	}
3323	$avg = $avg * 0.99 + $t * 0.01;
3324	}
3325	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3326	exit 0;
3327	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3328	};	3732	};
		3733	}
3329		3734
3330	$RUNTIME += $TICK;
3331	$NEXT_TICK += $TICK;
3332
3333	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3334	$NEXT_RUNTIME_WRITE = $NOW + 10;
3335	Coro::async_pool {
3336	write_runtime
3337	or warn "ERROR: unable to write runtime file: $!";
3338	};
3339	}
3340
3341	# my $AFTER = Event::time;
3342	# warn $AFTER - $NOW;#d#
3343
3344	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3735	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3345	$sig->send;	3736	$sig->send;
3346	}	3737	}
3347	while (my $sig = shift @WAIT_FOR_TICK) {	3738	while (my $sig = shift @WAIT_FOR_TICK) {
3348	$sig->send;	3739	$sig->send;
3349	}	3740	}
3350		3741
3351	$NOW = Event::time;	3742	$LOAD = ($NOW - $TICK_START) / $TICK;
3352
3353	# if we are delayed by four ticks or more, skip them all
3354	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3355
3356	$TICK_WATCHER->at ($NEXT_TICK);
3357	$TICK_WATCHER->start;
3358
3359	$LOAD = ($NOW - $tick_start) / $TICK;
3360	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3743	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3361		3744
3362	_post_tick;	3745	if (0) {
3363		3746	if ($NEXT_TICK) {
3364		3747	my $jitter = $TICK_START - $NEXT_TICK;
		3748	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3749	warn "jitter $JITTER\n";#d#
		3750	}
3365	},	3751	}
3366	);	3752	}
3367		3753
3368	{	3754	{
3369	BDB::max_poll_time $TICK * 0.1;	3755	# configure BDB
3370	$BDB_POLL_WATCHER = Event->io (	3756
3371	reentrant => 0,
3372	fd => BDB::poll_fileno,
3373	poll => 'r',
3374	prio => 0,
3375	data => WF_AUTOCANCEL,
3376	cb => \&BDB::poll_cb,
3377	);
3378	BDB::min_parallel 8;	3757	BDB::min_parallel 8;
3379		3758	BDB::max_poll_reqs $TICK * 0.1;
3380	BDB::set_sync_prepare {	3759	$Coro::BDB::WATCHER->priority (1);
3381	my $status;
3382	my $current = $Coro::current;
3383	(
3384	sub {
3385	$status = $!;
3386	$current->ready; undef $current;
3387	},
3388	sub {
3389	Coro::schedule while defined $current;
3390	$! = $status;
3391	},
3392	)
3393	};
3394		3760
3395	unless ($DB_ENV) {	3761	unless ($DB_ENV) {
3396	$DB_ENV = BDB::db_env_create;	3762	$DB_ENV = BDB::db_env_create;
		3763	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3764	| BDB::LOG_AUTOREMOVE, 1);
		3765	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3766	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3397		3767
3398	cf::sync_job {	3768	cf::sync_job {
3399	eval {	3769	eval {
3400	BDB::db_env_open	3770	BDB::db_env_open
3401	$DB_ENV,	3771	$DB_ENV,
…		…
3403	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3773	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3404	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3774	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3405	0666;	3775	0666;
3406		3776
3407	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3777	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3408
3409	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3410	$DB_ENV->set_lk_detect;
3411	};	3778	};
3412		3779
3413	cf::cleanup "db_env_open(db): $@" if $@;	3780	cf::cleanup "db_env_open(db): $@" if $@;
3414	};	3781	};
3415	}	3782	}
		3783
		3784	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3785	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3786	};
		3787	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3788	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3789	};
		3790	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3791	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3792	};
3416	}	3793	}
3417		3794
3418	{	3795	{
		3796	# configure IO::AIO
		3797
3419	IO::AIO::min_parallel 8;	3798	IO::AIO::min_parallel 8;
3420
3421	undef $Coro::AIO::WATCHER;
3422	IO::AIO::max_poll_time $TICK * 0.1;	3799	IO::AIO::max_poll_time $TICK * 0.1;
3423	$AIO_POLL_WATCHER = Event->io (	3800	$Coro::AIO::WATCHER->priority (1);
3424	reentrant => 0,
3425	data => WF_AUTOCANCEL,
3426	fd => IO::AIO::poll_fileno,
3427	poll => 'r',
3428	prio => 6,
3429	cb => \&IO::AIO::poll_cb,
3430	);
3431	}	3801	}
3432		3802
3433	my $_log_backtrace;	3803	my $_log_backtrace;
3434		3804
3435	sub _log_backtrace {	3805	sub _log_backtrace {
…		…
3439		3809
3440	# limit the # of concurrent backtraces	3810	# limit the # of concurrent backtraces
3441	if ($_log_backtrace < 2) {	3811	if ($_log_backtrace < 2) {
3442	++$_log_backtrace;	3812	++$_log_backtrace;
3443	async {	3813	async {
		3814	$Coro::current->{desc} = "abt $msg";
		3815
3444	my @bt = fork_call {	3816	my @bt = fork_call {
3445	@addr = map { sprintf "%x", $_ } @addr;	3817	@addr = map { sprintf "%x", $_ } @addr;
3446	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3818	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3447	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3819	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3448	or die "addr2line: $!";	3820	or die "addr2line: $!";

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