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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.328 by root, Wed Aug 8 06:24:30 2007 UTC vs.
Revision 1.427 by root, Sat Apr 26 12:25:45 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
34	use Digest::MD5 ();	57	use Digest::MD5 ();
35		58
36	# configure various modules to our taste	59	# configure various modules to our taste
37	#	60	#
38	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46		64
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		66
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		68
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
74		93
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	97	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		99
83	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	104	our $DB_ENV;
85		105
86	our %CFG;	106	our %CFG;
87		107
88	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
90		111
91	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
94		115
95	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		118
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
101		123
102	binmode STDOUT;	124	binmode STDOUT;
103	binmode STDERR;	125	binmode STDERR;
104		126
105	# read virtual server time, if available	127	# read virtual server time, if available
…		…
158		180
159	The raw value load value from the last tick.	181	The raw value load value from the last tick.
160		182
161	=item %cf::CFG	183	=item %cf::CFG
162		184
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	186	from wherever your confdir points to.
165		187
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		189
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	208	$msg .= "\n"
187	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
188		210
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		212
191	utf8::encode $msg;
192	LOG llevError, $msg;	213	LOG llevError, $msg;
193	};	214	};
194	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
195		231
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
212	)) {	248	)) {
213	no strict 'refs';	249	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	251	}
216		252
217	$Event::DIED = sub {	253	$EV::DIED = sub {
218	warn "error in event callback: @_";	254	warn "error in event callback: @_";
219	};	255	};
220		256
221	#############################################################################	257	#############################################################################
222		258
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	282	$d
247	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
248	}	284	}
249		285
250	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
251		287
252	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
253		289
254	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
255		291
256	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
257		293
258	=cut	294	=cut
259		295
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		297
262	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
264		300
265	=item cf::lock_wait $string	301	=item cf::lock_wait $string
266		302
267	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
268		304
…		…
271	Wait until the given lock is available and then acquires it and returns	307	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
274	returned.	310	returned.
275		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
276	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
278		317
279	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
280		319
281	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
282		321
283	=cut	322	=cut
284		323
285	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
286		326
287	sub lock_wait($) {	327	sub lock_wait($) {
288	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
289		334
290	# wait for lock, if any	335	# wait for lock, if any
291	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	338	Coro::schedule;
…		…
299		344
300	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
301	lock_wait $key;	346	lock_wait $key;
302		347
303	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
304		350
305	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
308	}	355	}
309	}	356	}
310		357
…		…
313		360
314	! ! $LOCK{$key}	361	! ! $LOCK{$key}
315	}	362	}
316		363
317	sub freeze_mainloop {	364	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
319		366
320	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	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	aio_chmod $fh, SAVE_MODE;
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	aio_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	aio_chmod $fh, SAVE_MODE;
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	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1159	}
1064	} else {	1160	} else {
1065	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
1066	}	1162	}
…		…
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
		1462	local $cf::PLAYER_LOADING{$login} = $pl;
		1463	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1343	}	1465	}
1344	}	1466	}
1345	}	1467	}
1346		1468
…		…
1355	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1356		1478
1357	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
1359		1481
		1482	cf::get_slot 0.01;
		1483
1360	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1361	Coro::cede;	1485	cf::cede_to_tick;
1362	}	1486	}
1363		1487
1364	sub new($) {	1488	sub new($) {
1365	my ($login) = @_;	1489	my ($login) = @_;
1366		1490
…		…
1370	$self->{deny_save} = 1;	1494	$self->{deny_save} = 1;
1371		1495
1372	$cf::PLAYER{$login} = $self;	1496	$cf::PLAYER{$login} = $self;
1373		1497
1374	$self	1498	$self
		1499	}
		1500
		1501	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1502
		1503	=cut
		1504
		1505	sub send_msg {
		1506	my $ns = shift->ns
		1507	or return;
		1508	$ns->send_msg (@_);
1375	}	1509	}
1376		1510
1377	=item $pl->quit_character	1511	=item $pl->quit_character
1378		1512
1379	Nukes the player without looking back. If logged in, the connection will	1513	Nukes the player without looking back. If logged in, the connection will
…		…
1434	or return [];	1568	or return [];
1435		1569
1436	my @logins;	1570	my @logins;
1437		1571
1438	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
		1573	my $path = path $login;
		1574
		1575	# a .pst is a dead give-away for a valid player
		1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1581	}
1442		1582
1443	utf8::decode $login;	1583	utf8::decode $login;
1444	push @logins, $login;	1584	push @logins, $login;
1445	}	1585	}
1446		1586
…		…
1479		1619
1480	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1481		1621
1482	=cut	1622	=cut
1483		1623
		1624	use re 'eval';
		1625
		1626	my $group;
		1627	my $interior; $interior = qr{
		1628	# match a pod interior sequence sans C<< >>
		1629	(?:
		1630	\ (.*?)\ (?{ $group = $^N })
		1631	| < (??{$interior}) >
		1632	)
		1633	}x;
		1634
1484	sub expand_cfpod {	1635	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1486		1637
1487	# escape & and <	1638	my $xml;
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490		1639
1491	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1492		1643
1493	1 while	1644	$group =~ s/&/&amp;/g;
1494	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1495	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1498	# replace G<male|female> tags	1649	([BCGHITU])
1499	|| s{G<([^>|]*)\|([^>]*)>}{	1650	<
1500	$self->gender ? $2 : $1	1651	(?:
1501	}ge	1652	([^<>]*) (?{ $group = $^N })
1502	# replace H<hint text>	1653	| < $interior >
1503	|| s{H<([^\>]*)>}	1654	)
		1655	>
		1656	%gcsx
1504	{	1657	) {
		1658	my ($code, $data) = ($1, $group);
		1659
		1660	if ($code eq "B") {
		1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1662	} elsif ($code eq "I") {
		1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1664	} elsif ($code eq "U") {
		1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1666	} elsif ($code eq "C") {
		1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1668	} elsif ($code eq "T") {
		1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1670	} elsif ($code eq "G") {
		1671	my ($male, $female) = split /\|/, $data;
		1672	$data = $self->gender ? $female : $male;
		1673	$xml .= expand_cfpod ($self, $data);
		1674	} elsif ($code eq "H") {
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")	1677	"")
1508	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1509	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1510		1689
		1690	for ($xml) {
1511	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1513		1693
1514	# compress some whitespace	1694	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1519		1700
1520	$_	1701	$xml
1521	}	1702	}
		1703
		1704	no re 'eval';
1522		1705
1523	sub hintmode {	1706	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}	1708	$_[0]{hintmode}
1526	}	1709	}
…		…
1532	=cut	1715	=cut
1533		1716
1534	sub ext_reply($$@) {	1717	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1718	my ($self, $id, @msg) = @_;
1536		1719
1537	if ($self->ns->extcmd == 2) {	1720	$self->ns->ext_reply ($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	}	1721	}
1545		1722
1546	=item $player->ext_msg ($type, @msg)	1723	=item $player->ext_msg ($type, @msg)
1547		1724
1548	Sends an ext event to the client.	1725	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1606		1783
1607	sub generate_random_map {	1784	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1785	my ($self, $rmp) = @_;
		1786
		1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1788
1609	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1790	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1735		1915
1736	# the temporary/swap location	1916	# the temporary/swap location
1737	sub save_path {	1917	sub save_path {
1738	my ($self) = @_;	1918	my ($self) = @_;
1739		1919
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1742	}	1922	}
1743		1923
1744	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1745	sub uniq_path {	1925	sub uniq_path {
1746	my ($self) = @_;	1926	my ($self) = @_;
1747		1927
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1750	}	1930	}
1751		1931
1752	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1753	# all maps in C++...	1933	# all maps in C++...
…		…
1776		1956
1777	sub load_header_from($) {	1957	sub load_header_from($) {
1778	my ($self, $path) = @_;	1958	my ($self, $path) = @_;
1779		1959
1780	utf8::encode $path;	1960	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1961	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1962	or return;
		1963
		1964	$self->_load_header ($f)
		1965	or return;
		1966
		1967	local $MAP_LOADING{$self->{path}} = $self;
		1968	$f->resolve_delayed_derefs;
1786		1969
1787	$self->{load_path} = $path;	1970	$self->{load_path} = $path;
1788		1971
1789	1	1972	1
1790	}	1973	}
…		…
1844	sub find {	2027	sub find {
1845	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1846		2029
1847	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1848		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1850		2034
1851	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";	2036	my $guard1 = cf::lock_acquire "map_find:$path";
		2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2038
1853	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1854	or return;	2040	or return;
1855		2041
1856	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1857		2043
…		…
1859	or return;	2045	or return;
1860		2046
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard1;
		2051	undef $guard2;
1864	$map->reset;	2052	$map->reset;
1865	undef $guard;
1866	return find $path;	2053	return find $path;
1867	}	2054	}
1868		2055
1869	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1870	}	2057	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1880		2067
1881	my $path = $self->{path};	2068	my $path = $self->{path};
1882		2069
1883	{	2070	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1885		2072
		2073	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2075
1888	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1889		2077
1890	$self->alloc;	2078	$self->alloc;
1891		2079
1892	$self->pre_load;	2080	$self->pre_load;
1893	Coro::cede;	2081	cf::cede_to_tick;
1894		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1896	or return;	2086	or return;
1897		2087
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1899	if delete $self->{load_original};	2089	if delete $self->{load_original};
1900		2090
1901	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2092	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2095	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1906	}	2099	}
1907	}	2100	}
1908		2101
1909	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1910	# now do the right thing for maps	2105	# now do the right thing for maps
1911	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2108	unless $self->difficulty;
1914	Coro::cede;	2109	cf::cede_to_tick;
1915		2110
1916	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2112	$self->decay_objects;
1918	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1919	$self->update_buttons;	2114	$self->update_buttons;
1920	Coro::cede;	2115	cf::cede_to_tick;
1921	$self->set_darkness_map;	2116	$self->set_darkness_map;
1922	Coro::cede;	2117	cf::cede_to_tick;
1923	$self->activate;	2118	$self->activate;
1924	}	2119	}
1925		2120
1926	$self->{last_save} = $cf::RUNTIME;	2121	$self->{last_save} = $cf::RUNTIME;
1927	$self->last_access ($cf::RUNTIME);	2122	$self->last_access ($cf::RUNTIME);
1928		2123
1929	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1930	}	2125	}
1931		2126
1932	$self->post_load;	2127	$self->post_load;
1933	}	2128	}
1934		2129
…		…
1943		2138
1944	$self	2139	$self
1945	}	2140	}
1946		2141
1947	# find and load all maps in the 3x3 area around a map	2142	# find and load all maps in the 3x3 area around a map
1948	sub load_diag {	2143	sub load_neighbours {
1949	my ($map) = @_;	2144	my ($map) = @_;
1950		2145
1951	my @diag; # diagonal neighbours	2146	my @neigh; # diagonal neighbours
1952		2147
1953	for (0 .. 3) {	2148	for (0 .. 3) {
1954	my $neigh = $map->tile_path ($_)	2149	my $neigh = $map->tile_path ($_)
1955	or next;	2150	or next;
1956	$neigh = find $neigh, $map	2151	$neigh = find $neigh, $map
1957	or next;	2152	or next;
1958	$neigh->load;	2153	$neigh->load;
1959		2154
		2155	push @neigh,
1960	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1961	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1962	}	2158	}
1963		2159
1964	for (@diag) {	2160	for (grep defined $_->[0], @neigh) {
		2161	my ($path, $origin) = @$_;
1965	my $neigh = find @$_	2162	my $neigh = find $path, $origin
1966	or next;	2163	or next;
1967	$neigh->load;	2164	$neigh->load;
1968	}	2165	}
1969	}	2166	}
1970		2167
…		…
1975	}	2172	}
1976		2173
1977	sub do_load_sync {	2174	sub do_load_sync {
1978	my ($map) = @_;	2175	my ($map) = @_;
1979		2176
		2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2178	if $Coro::current == $Coro::main;
		2179
1980	cf::sync_job { $map->load };	2180	cf::sync_job { $map->load };
1981	}	2181	}
1982		2182
1983	our %MAP_PREFETCH;	2183	our %MAP_PREFETCH;
1984	our $MAP_PREFETCHER = undef;	2184	our $MAP_PREFETCHER = undef;
1985		2185
1986	sub find_async {	2186	sub find_async {
1987	my ($path, $origin) = @_;	2187	my ($path, $origin, $load) = @_;
1988		2188
1989	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1990		2190
1991	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1992	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1993	}	2193	}
1994		2194
1995	undef $MAP_PREFETCH{$path};	2195	$MAP_PREFETCH{$path} |= $load;
		2196
1996	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1997	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1998	for my $path (keys %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1999	if (my $map = find $path) {	2202	if (my $map = find $k) {
2000	$map->load;	2203	$map->load if $v;
2001	}	2204	}
2002		2205
2003	delete $MAP_PREFETCH{$path};	2206	delete $MAP_PREFETCH{$k};
2004	}	2207	}
2005	}	2208	}
2006	undef $MAP_PREFETCHER;	2209	undef $MAP_PREFETCHER;
2007	};	2210	};
2008	$MAP_PREFETCHER->prio (6);	2211	$MAP_PREFETCHER->prio (6);
…		…
2011	}	2214	}
2012		2215
2013	sub save {	2216	sub save {
2014	my ($self) = @_;	2217	my ($self) = @_;
2015		2218
2016	my $lock = cf::lock_acquire "map_data:" . $self->path;	2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2017		2220
2018	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
2019		2222
2020	return unless $self->dirty;	2223	return unless $self->dirty;
2021		2224
…		…
2027	return if $self->{deny_save};	2230	return if $self->{deny_save};
2028		2231
2029	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2030		2233
2031	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2032	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2033	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2034		2240
2035	if ($uniq) {	2241	if ($uniq) {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2037	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2038	} else {	2244	} else {
…		…
2044	my ($self) = @_;	2250	my ($self) = @_;
2045		2251
2046	# save first because save cedes	2252	# save first because save cedes
2047	$self->save;	2253	$self->save;
2048		2254
2049	my $lock = cf::lock_acquire "map_data:" . $self->path;	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2256
2051	return if $self->players;	2257	return if $self->players;
2052	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
2053	return if $self->{deny_save};	2259	return if $self->{deny_save};
2054		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
2055	$self->clear;	2265	$self->clear;
2056	$self->in_memory (cf::MAP_SWAPPED);
2057	}	2266	}
2058		2267
2059	sub reset_at {	2268	sub reset_at {
2060	my ($self) = @_;	2269	my ($self) = @_;
2061		2270
…		…
2093	if $uniq;	2302	if $uniq;
2094	}	2303	}
2095		2304
2096	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
2097		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
2098	$self->clear;	2309	$self->clear;
2099
2100	$_->clear_links_to ($self) for values %cf::MAP;
2101		2310
2102	$self->unlink_save;	2311	$self->unlink_save;
2103	$self->destroy;	2312	$self->destroy;
2104	}	2313	}
2105		2314
2106	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
2107		2316
2108	sub nuke {	2317	sub nuke {
2109	my ($self) = @_;	2318	my ($self) = @_;
2110		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
2111	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
2112		2324
2113	$self->unlink_save;	2325	$self->unlink_save;
2114		2326
2115	bless $self, "cf::map";	2327	bless $self, "cf::map";
2116	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
2117	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
2118	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
2119	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2120		2332
2121	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
2122		2335
2123	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
2124	}	2337	}
2125		2338
2126	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
2168		2381
2169	sub unique_maps() {	2382	sub unique_maps() {
2170	[	2383	[
2171	map {	2384	map {
2172	utf8::decode $_;	2385	utf8::decode $_;
2173	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2174	? normalise $_	2389	: normalise $_
2175	: ()
2176	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2177	]	2391	]
2178	}	2392	}
2179		2393
2180	package cf;
2181
2182	=back	2394	=back
2183		2395
2184	=head3 cf::object	2396	=head3 cf::object
2185		2397
2186	=cut	2398	=cut
…		…
2189		2401
2190	=over 4	2402	=over 4
2191		2403
2192	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2193		2405
2194	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2195		2408
2196	=cut	2409	=cut
2197		2410
2198	sub inv_recursive_;	2411	sub inv_recursive_;
2199	sub inv_recursive_ {	2412	sub inv_recursive_ {
2200	map { $_, inv_recursive_ $_->inv } @_	2413	map { $_, inv_recursive_ $_->inv } @_
2201	}	2414	}
2202		2415
2203	sub inv_recursive {	2416	sub inv_recursive {
2204	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
		2418	}
		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
2205	}	2446	}
2206		2447
2207	package cf;	2448	package cf;
2208		2449
2209	=back	2450	=back
…		…
2243	$self->message ($msg, $flags);	2484	$self->message ($msg, $flags);
2244	}	2485	}
2245	}	2486	}
2246	}	2487	}
2247		2488
		2489	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2490
		2491	=cut
		2492
		2493	sub cf::object::send_msg {
		2494	my $pl = shift->contr
		2495	or return;
		2496	$pl->send_msg (@_);
		2497	}
		2498
2248	=item $player_object->may ("access")	2499	=item $player_object->may ("access")
2249		2500
2250	Returns wether the given player is authorized to access resource "access"	2501	Returns wether the given player is authorized to access resource "access"
2251	(e.g. "command_wizcast").	2502	(e.g. "command_wizcast").
2252		2503
…		…
2329	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2582	if $x <=0 && $y <= 0;
2332		2583
2333	$map->load;	2584	$map->load;
2334	$map->load_diag;	2585	$map->load_neighbours;
2335		2586
2336	return unless $self->contr->active;	2587	return unless $self->contr->active;
2337	$self->activate_recursive;	2588	$self->activate_recursive;
2338		2589
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2610	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2611
2361	$self->enter_link;	2612	$self->enter_link;
2362		2613
2363	(async {	2614	(async {
		2615	$Coro::current->{desc} = "player::goto $path $x $y";
		2616
		2617	# *tag paths override both path and x|y
		2618	if ($path =~ /^\*(.*)$/) {
		2619	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2620	my $ob = $obs[rand @obs];
		2621
		2622	# see if we actually can go there
		2623	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2624	$ob = $obs[rand @obs];
		2625	} else {
		2626	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2627	}
		2628	# else put us there anyways for now #d#
		2629
		2630	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2631	} else {
		2632	($path, $x, $y) = (undef, undef, undef);
		2633	}
		2634	}
		2635
2364	my $map = eval {	2636	my $map = eval {
2365	my $map = cf::map::find $path;	2637	my $map = defined $path ? cf::map::find $path : undef;
2366		2638
2367	if ($map) {	2639	if ($map) {
2368	$map = $map->customise_for ($self);	2640	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2641	$map = $check->($map) if $check && $map;
2370	} else {	2642	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2643	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2644	}
2373		2645
2374	$map	2646	$map
2375	};	2647	};
2376		2648
…		…
2429	$rmp->{origin_y} = $exit->y;	2701	$rmp->{origin_y} = $exit->y;
2430	}	2702	}
2431		2703
2432	$rmp->{random_seed} ||= $exit->random_seed;	2704	$rmp->{random_seed} ||= $exit->random_seed;
2433		2705
2434	my $data = cf::to_json $rmp;	2706	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2707	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2708	my $meta = "$RANDOMDIR/$md5.meta";
2437		2709
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2710	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2711	aio_write $fh, 0, (length $data), $data, 0;
…		…
2466	# if exit is damned, update players death & WoR home-position	2738	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)	2739	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);	2740	if $exit->flag (FLAG_DAMNED);
2469		2741
2470	(async {	2742	(async {
		2743	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2744
2471	$self->deactivate_recursive; # just to be sure	2745	$self->deactivate_recursive; # just to be sure
2472	unless (eval {	2746	unless (eval {
2473	$self->goto ($slaying, $hp, $sp);	2747	$self->goto ($slaying, $hp, $sp);
2474		2748
2475	1;	2749	1;
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2784	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2785	the message unless the client supports the msg packet.
2512		2786
2513	=cut	2787	=cut
2514		2788
		2789	# non-persistent channels (usually the info channel)
		2790	our %CHANNEL = (
		2791	"c/identify" => {
		2792	id => "infobox",
		2793	title => "Identify",
		2794	reply => undef,
		2795	tooltip => "Items recently identified",
		2796	},
		2797	"c/examine" => {
		2798	id => "infobox",
		2799	title => "Examine",
		2800	reply => undef,
		2801	tooltip => "Signs and other items you examined",
		2802	},
		2803	"c/book" => {
		2804	id => "infobox",
		2805	title => "Book",
		2806	reply => undef,
		2807	tooltip => "The contents of a note or book",
		2808	},
		2809	"c/lookat" => {
		2810	id => "infobox",
		2811	title => "Look",
		2812	reply => undef,
		2813	tooltip => "What you saw there",
		2814	},
		2815	"c/who" => {
		2816	id => "infobox",
		2817	title => "Players",
		2818	reply => undef,
		2819	tooltip => "Shows players who are currently online",
		2820	},
		2821	"c/body" => {
		2822	id => "infobox",
		2823	title => "Body Parts",
		2824	reply => undef,
		2825	tooltip => "Shows which body parts you posess and are available",
		2826	},
		2827	"c/uptime" => {
		2828	id => "infobox",
		2829	title => "Uptime",
		2830	reply => undef,
		2831	tooltip => "How long the server has been running since last restart",
		2832	},
		2833	"c/mapinfo" => {
		2834	id => "infobox",
		2835	title => "Map Info",
		2836	reply => undef,
		2837	tooltip => "Information related to the maps",
		2838	},
		2839	"c/party" => {
		2840	id => "party",
		2841	title => "Party",
		2842	reply => "gsay ",
		2843	tooltip => "Messages and chat related to your party",
		2844	},
		2845	);
		2846
2515	sub cf::client::send_msg {	2847	sub cf::client::send_msg {
2516	my ($self, $channel, $msg, $color, @extra) = @_;	2848	my ($self, $channel, $msg, $color, @extra) = @_;
2517		2849
2518	$msg = $self->pl->expand_cfpod ($msg);	2850	$msg = $self->pl->expand_cfpod ($msg);
2519		2851
2520	$color &= cf::NDI_CLIENT_MASK; # just in case...	2852	$color &= cf::NDI_CLIENT_MASK; # just in case...
2521		2853
		2854	# check predefined channels, for the benefit of C
		2855	if ($CHANNEL{$channel}) {
		2856	$channel = $CHANNEL{$channel};
		2857
		2858	$self->ext_msg (channel_info => $channel)
		2859	if $self->can_msg;
		2860
		2861	$channel = $channel->{id};
		2862
2522	if (ref $channel) {	2863	} elsif (ref $channel) {
2523	# send meta info to client, if not yet sent	2864	# send meta info to client, if not yet sent
2524	unless (exists $self->{channel}{$channel->{id}}) {	2865	unless (exists $self->{channel}{$channel->{id}}) {
2525	$self->{channel}{$channel->{id}} = $channel;	2866	$self->{channel}{$channel->{id}} = $channel;
2526	$self->ext_msg (channel_info => $channel);	2867	$self->ext_msg (channel_info => $channel)
		2868	if $self->can_msg;
2527	}	2869	}
2528		2870
2529	$channel = $channel->{id};	2871	$channel = $channel->{id};
2530	}	2872	}
2531		2873
…		…
2553	$color &= cf::NDI_COLOR_MASK;	2895	$color &= cf::NDI_COLOR_MASK;
2554		2896
2555	utf8::encode $msg;	2897	utf8::encode $msg;
2556		2898
2557	if (0 && $msg =~ /\[/) {	2899	if (0 && $msg =~ /\[/) {
		2900	# COMMAND/INFO
2558	$self->send_packet ("drawextinfo $color 4 0 $msg")	2901	$self->send_packet ("drawextinfo $color 10 8 $msg")
2559	} else {	2902	} else {
2560	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2903	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2561	$self->send_packet ("drawinfo $color $msg")	2904	$self->send_packet ("drawinfo $color $msg")
2562	}	2905	}
2563	}	2906	}
…		…
2571	=cut	2914	=cut
2572		2915
2573	sub cf::client::ext_msg($$@) {	2916	sub cf::client::ext_msg($$@) {
2574	my ($self, $type, @msg) = @_;	2917	my ($self, $type, @msg) = @_;
2575		2918
2576	my $extcmd = $self->extcmd;
2577
2578	if ($extcmd == 2) {	2919	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2920	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2580	} elsif ($extcmd == 1) { # TODO: remove	2921	} elsif ($self->extcmd == 1) { # TODO: remove
2581	push @msg, msgtype => "event_$type";	2922	push @msg, msgtype => "event_$type";
		2923	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2924	}
		2925	}
		2926
		2927	=item $client->ext_reply ($msgid, @msg)
		2928
		2929	Sends an ext reply to the client.
		2930
		2931	=cut
		2932
		2933	sub cf::client::ext_reply($$@) {
		2934	my ($self, $id, @msg) = @_;
		2935
		2936	if ($self->extcmd == 2) {
		2937	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2938	} elsif ($self->extcmd == 1) {
		2939	#TODO: version 1, remove
		2940	unshift @msg, msgtype => "reply", msgid => $id;
2582	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2941	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2583	}	2942	}
2584	}	2943	}
2585		2944
2586	=item $success = $client->query ($flags, "text", \&cb)	2945	=item $success = $client->query ($flags, "text", \&cb)
…		…
2648	my ($type, $reply, @payload) =	3007	my ($type, $reply, @payload) =
2649	"ARRAY" eq ref $msg	3008	"ARRAY" eq ref $msg
2650	? @$msg	3009	? @$msg
2651	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3010	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2652		3011
		3012	my @reply;
		3013
2653	if (my $cb = $EXTICMD{$type}) {	3014	if (my $cb = $EXTICMD{$type}) {
2654	my @reply = $cb->($ns, @payload);	3015	@reply = $cb->($ns, @payload);
2655
2656	$ns->ext_reply ($reply, @reply)
2657	if $reply;
2658	}	3016	}
		3017
		3018	$ns->ext_reply ($reply, @reply)
		3019	if $reply;
		3020
2659	} else {	3021	} else {
2660	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3022	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2661	}	3023	}
2662		3024
2663	cf::override;	3025	cf::override;
…		…
2723	=pod	3085	=pod
2724		3086
2725	The following functions and methods are available within a safe environment:	3087	The following functions and methods are available within a safe environment:
2726		3088
2727	cf::object	3089	cf::object
2728	contr pay_amount pay_player map x y force_find force_add	3090	contr pay_amount pay_player map x y force_find force_add destroy
2729	insert remove	3091	insert remove name archname title slaying race decrease split
2730		3092
2731	cf::object::player	3093	cf::object::player
2732	player	3094	player
2733		3095
2734	cf::player	3096	cf::player
…		…
2739		3101
2740	=cut	3102	=cut
2741		3103
2742	for (	3104	for (
2743	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3105	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2744	insert remove inv)],	3106	insert remove inv name archname title slaying race
		3107	decrease split destroy)],
2745	["cf::object::player" => qw(player)],	3108	["cf::object::player" => qw(player)],
2746	["cf::player" => qw(peaceful)],	3109	["cf::player" => qw(peaceful)],
2747	["cf::map" => qw(trigger)],	3110	["cf::map" => qw(trigger)],
2748	) {	3111	) {
2749	no strict 'refs';	3112	no strict 'refs';
…		…
2825	# the server's init and main functions	3188	# the server's init and main functions
2826		3189
2827	sub load_facedata($) {	3190	sub load_facedata($) {
2828	my ($path) = @_;	3191	my ($path) = @_;
2829		3192
		3193	# HACK to clear player env face cache, we need some signal framework
		3194	# for this (global event?)
		3195	%ext::player_env::MUSIC_FACE_CACHE = ();
		3196
		3197	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3198
2830	warn "loading facedata from $path\n";	3199	warn "loading facedata from $path\n";
2831		3200
2832	my $facedata;	3201	my $facedata;
2833	0 < aio_load $path, $facedata	3202	0 < aio_load $path, $facedata
2834	or die "$path: $!";	3203	or die "$path: $!";
…		…
2836	$facedata = Coro::Storable::thaw $facedata;	3205	$facedata = Coro::Storable::thaw $facedata;
2837		3206
2838	$facedata->{version} == 2	3207	$facedata->{version} == 2
2839	or cf::cleanup "$path: version mismatch, cannot proceed.";	3208	or cf::cleanup "$path: version mismatch, cannot proceed.";
2840		3209
		3210	# patch in the exptable
		3211	$facedata->{resource}{"res/exp_table"} = {
		3212	type => FT_RSRC,
		3213	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3214	};
		3215	cf::cede_to_tick;
		3216
2841	{	3217	{
2842	my $faces = $facedata->{faceinfo};	3218	my $faces = $facedata->{faceinfo};
2843		3219
2844	while (my ($face, $info) = each %$faces) {	3220	while (my ($face, $info) = each %$faces) {
2845	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3221	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3222
2846	cf::face::set_visibility $idx, $info->{visibility};	3223	cf::face::set_visibility $idx, $info->{visibility};
2847	cf::face::set_magicmap $idx, $info->{magicmap};	3224	cf::face::set_magicmap $idx, $info->{magicmap};
2848	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3225	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2849	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3226	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2850		3227
2851	cf::cede_to_tick;	3228	cf::cede_to_tick;
2852	}	3229	}
2853		3230
2854	while (my ($face, $info) = each %$faces) {	3231	while (my ($face, $info) = each %$faces) {
2855	next unless $info->{smooth};	3232	next unless $info->{smooth};
		3233
2856	my $idx = cf::face::find $face	3234	my $idx = cf::face::find $face
2857	or next;	3235	or next;
		3236
2858	if (my $smooth = cf::face::find $info->{smooth}) {	3237	if (my $smooth = cf::face::find $info->{smooth}) {
2859	cf::face::set_smooth $idx, $smooth;	3238	cf::face::set_smooth $idx, $smooth;
2860	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3239	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2861	} else {	3240	} else {
2862	warn "smooth face '$info->{smooth}' not found for face '$face'";	3241	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2879		3258
2880	{	3259	{
2881	# TODO: for gcfclient pleasure, we should give resources	3260	# TODO: for gcfclient pleasure, we should give resources
2882	# that gcfclient doesn't grok a >10000 face index.	3261	# that gcfclient doesn't grok a >10000 face index.
2883	my $res = $facedata->{resource};	3262	my $res = $facedata->{resource};
2884	my $enc = JSON::XS->new->utf8->canonical;
2885
2886	my $soundconf = delete $res->{"res/sound.conf"};
2887		3263
2888	while (my ($name, $info) = each %$res) {	3264	while (my ($name, $info) = each %$res) {
2889	my $meta = $enc->encode ({	3265	if (defined $info->{type}) {
2890	name => $name,
2891	%{ $info->{meta} || {} },
2892	});
2893
2894	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3266	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3267	my $data;
2895		3268
2896	if ($info->{type} & 1) {	3269	if ($info->{type} & 1) {
2897	# prepend meta info	3270	# prepend meta info
2898		3271
		3272	my $meta = $enc->encode ({
		3273	name => $name,
		3274	%{ $info->{meta} || {} },
		3275	});
		3276
2899	my $data = pack "(w/a*)*", $meta, $info->{data};	3277	$data = pack "(w/a*)*", $meta, $info->{data};
2900	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3278	} else {
		3279	$data = $info->{data};
		3280	}
2901		3281
2902	cf::face::set_data $idx, 0, $data, $chk;	3282	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3283	cf::face::set_type $idx, $info->{type};
2903	} else {	3284	} else {
2904	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3285	$RESOURCE{$name} = $info;
2905	}	3286	}
2906		3287
2907	cf::face::set_type $idx, $info->{type};
2908
2909	cf::cede_to_tick;	3288	cf::cede_to_tick;
2910	}	3289	}
2911
2912	if ($soundconf) {
2913	$soundconf = $enc->decode (delete $soundconf->{data});
2914
2915	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2916	my $sound = $soundconf->{compat}[$_]
2917	or next;
2918
2919	my $face = cf::face::find "sound/$sound->[1]";
2920	cf::sound::set $sound->[0] => $face;
2921	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2922	}
2923
2924	while (my ($k, $v) = each %{$soundconf->{event}}) {
2925	my $face = cf::face::find "sound/$v";
2926	cf::sound::set $k => $face;
2927	}
2928	}
2929	}	3290	}
		3291
		3292	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2930		3293
2931	1	3294	1
2932	}	3295	}
		3296
		3297	cf::global->attach (on_resource_update => sub {
		3298	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3299	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3300
		3301	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3302	my $sound = $soundconf->{compat}[$_]
		3303	or next;
		3304
		3305	my $face = cf::face::find "sound/$sound->[1]";
		3306	cf::sound::set $sound->[0] => $face;
		3307	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3308	}
		3309
		3310	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3311	my $face = cf::face::find "sound/$v";
		3312	cf::sound::set $k => $face;
		3313	}
		3314	}
		3315	});
2933		3316
2934	register_exticmd fx_want => sub {	3317	register_exticmd fx_want => sub {
2935	my ($ns, $want) = @_;	3318	my ($ns, $want) = @_;
2936		3319
2937	while (my ($k, $v) = each %$want) {	3320	while (my ($k, $v) = each %$want) {
2938	$ns->fx_want ($k, $v);	3321	$ns->fx_want ($k, $v);
2939	}	3322	}
2940	};	3323	};
2941		3324
		3325	sub load_resource_file($) {
		3326	my $guard = lock_acquire "load_resource_file";
		3327
		3328	my $status = load_resource_file_ $_[0];
		3329	get_slot 0.1, 100;
		3330	cf::arch::commit_load;
		3331
		3332	$status
		3333	}
		3334
2942	sub reload_regions {	3335	sub reload_regions {
		3336	# HACK to clear player env face cache, we need some signal framework
		3337	# for this (global event?)
		3338	%ext::player_env::MUSIC_FACE_CACHE = ();
		3339
2943	load_resource_file "$MAPDIR/regions"	3340	load_resource_file "$MAPDIR/regions"
2944	or die "unable to load regions file\n";	3341	or die "unable to load regions file\n";
2945		3342
2946	for (cf::region::list) {	3343	for (cf::region::list) {
2947	$_->{match} = qr/$_->{match}/	3344	$_->{match} = qr/$_->{match}/
…		…
2955	}	3352	}
2956		3353
2957	sub reload_archetypes {	3354	sub reload_archetypes {
2958	load_resource_file "$DATADIR/archetypes"	3355	load_resource_file "$DATADIR/archetypes"
2959	or die "unable to load archetypes\n";	3356	or die "unable to load archetypes\n";
2960	#d# NEED to laod twice to resolve forward references
2961	# this really needs to be done in an extra post-pass
2962	# (which needs to be synchronous, so solve it differently)
2963	load_resource_file "$DATADIR/archetypes"
2964	or die "unable to load archetypes\n";
2965	}	3357	}
2966		3358
2967	sub reload_treasures {	3359	sub reload_treasures {
2968	load_resource_file "$DATADIR/treasures"	3360	load_resource_file "$DATADIR/treasures"
2969	or die "unable to load treasurelists\n";	3361	or die "unable to load treasurelists\n";
2970	}	3362	}
2971		3363
2972	sub reload_resources {	3364	sub reload_resources {
2973	warn "reloading resource files...\n";	3365	warn "reloading resource files...\n";
2974		3366
		3367	reload_facedata;
		3368	reload_archetypes;
2975	reload_regions;	3369	reload_regions;
2976	reload_facedata;
2977	#reload_archetypes;#d#
2978	reload_archetypes;
2979	reload_treasures;	3370	reload_treasures;
2980		3371
2981	warn "finished reloading resource files\n";	3372	warn "finished reloading resource files\n";
2982	}	3373	}
2983		3374
2984	sub init {	3375	sub init {
		3376	my $guard = freeze_mainloop;
		3377
2985	reload_resources;	3378	reload_resources;
2986	}	3379	}
2987		3380
2988	sub cfg_load {	3381	sub reload_config {
2989	open my $fh, "<:utf8", "$CONFDIR/config"	3382	open my $fh, "<:utf8", "$CONFDIR/config"
2990	or return;	3383	or return;
2991		3384
2992	local $/;	3385	local $/;
2993	*CFG = YAML::Syck::Load <$fh>;	3386	*CFG = YAML::Load <$fh>;
2994		3387
2995	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3388	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2996		3389
2997	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3390	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2998	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3391	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3009	sub main {	3402	sub main {
3010	# we must not ever block the main coroutine	3403	# we must not ever block the main coroutine
3011	local $Coro::idle = sub {	3404	local $Coro::idle = sub {
3012	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3013	(async {	3406	(async {
3014	Event::one_event;	3407	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3408	EV::loop EV::LOOP_ONESHOT;
3015	})->prio (Coro::PRIO_MAX);	3409	})->prio (Coro::PRIO_MAX);
3016	};	3410	};
3017		3411
3018	cfg_load;	3412	{
		3413	my $guard = freeze_mainloop;
		3414	reload_config;
3019	db_init;	3415	db_init;
3020	load_extensions;	3416	load_extensions;
3021		3417
3022	$TICK_WATCHER->start;	3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3419	evthread_start IO::AIO::poll_fileno;
		3420	}
		3421
3023	Event::loop;	3422	EV::loop;
3024	}	3423	}
3025		3424
3026	#############################################################################	3425	#############################################################################
3027	# initialisation and cleanup	3426	# initialisation and cleanup
3028		3427
3029	# install some emergency cleanup handlers	3428	# install some emergency cleanup handlers
3030	BEGIN {	3429	BEGIN {
		3430	our %SIGWATCHER = ();
3031	for my $signal (qw(INT HUP TERM)) {	3431	for my $signal (qw(INT HUP TERM)) {
3032	Event->signal (	3432	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3033	reentrant => 0,
3034	data => WF_AUTOCANCEL,
3035	signal => $signal,
3036	prio => 0,
3037	cb => sub {
3038	cf::cleanup "SIG$signal";	3433	cf::cleanup "SIG$signal";
3039	},
3040	);	3434	};
3041	}	3435	}
3042	}	3436	}
3043		3437
3044	sub write_runtime {	3438	sub write_runtime_sync {
3045	my $runtime = "$LOCALDIR/runtime";	3439	my $runtime = "$LOCALDIR/runtime";
3046		3440
3047	# first touch the runtime file to show we are still running:	3441	# first touch the runtime file to show we are still running:
3048	# the fsync below can take a very very long time.	3442	# the fsync below can take a very very long time.
3049		3443
…		…
3075	and return;	3469	and return;
3076		3470
3077	warn "runtime file written.\n";	3471	warn "runtime file written.\n";
3078		3472
3079	1	3473	1
		3474	}
		3475
		3476	our $uuid_lock;
		3477	our $uuid_skip;
		3478
		3479	sub write_uuid_sync($) {
		3480	$uuid_skip ||= $_[0];
		3481
		3482	return if $uuid_lock;
		3483	local $uuid_lock = 1;
		3484
		3485	my $uuid = "$LOCALDIR/uuid";
		3486
		3487	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3488	or return;
		3489
		3490	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3491	$uuid_skip = 0;
		3492
		3493	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3494	and return;
		3495
		3496	# always fsync - this file is important
		3497	aio_fsync $fh
		3498	and return;
		3499
		3500	close $fh
		3501	or return;
		3502
		3503	aio_rename "$uuid~", $uuid
		3504	and return;
		3505
		3506	warn "uuid file written ($value).\n";
		3507
		3508	1
		3509
		3510	}
		3511
		3512	sub write_uuid($$) {
		3513	my ($skip, $sync) = @_;
		3514
		3515	$sync ? write_uuid_sync $skip
		3516	: async { write_uuid_sync $skip };
3080	}	3517	}
3081		3518
3082	sub emergency_save() {	3519	sub emergency_save() {
3083	my $freeze_guard = cf::freeze_mainloop;	3520	my $freeze_guard = cf::freeze_mainloop;
3084		3521
…		…
3090	# and maps saved/destroyed asynchronously.	3527	# and maps saved/destroyed asynchronously.
3091	warn "begin emergency player save\n";	3528	warn "begin emergency player save\n";
3092	for my $login (keys %cf::PLAYER) {	3529	for my $login (keys %cf::PLAYER) {
3093	my $pl = $cf::PLAYER{$login} or next;	3530	my $pl = $cf::PLAYER{$login} or next;
3094	$pl->valid or next;	3531	$pl->valid or next;
		3532	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3095	$pl->save;	3533	$pl->save;
3096	}	3534	}
3097	warn "end emergency player save\n";	3535	warn "end emergency player save\n";
3098		3536
3099	warn "begin emergency map save\n";	3537	warn "begin emergency map save\n";
…		…
3105	warn "end emergency map save\n";	3543	warn "end emergency map save\n";
3106		3544
3107	warn "begin emergency database checkpoint\n";	3545	warn "begin emergency database checkpoint\n";
3108	BDB::db_env_txn_checkpoint $DB_ENV;	3546	BDB::db_env_txn_checkpoint $DB_ENV;
3109	warn "end emergency database checkpoint\n";	3547	warn "end emergency database checkpoint\n";
		3548
		3549	warn "begin write uuid\n";
		3550	write_uuid_sync 1;
		3551	warn "end write uuid\n";
3110	};	3552	};
3111		3553
3112	warn "leave emergency perl save\n";	3554	warn "leave emergency perl save\n";
3113	}	3555	}
3114		3556
…		…
3129	warn "reloading...";	3571	warn "reloading...";
3130		3572
3131	warn "entering sync_job";	3573	warn "entering sync_job";
3132		3574
3133	cf::sync_job {	3575	cf::sync_job {
3134	cf::write_runtime; # external watchdog should not bark	3576	cf::write_runtime_sync; # external watchdog should not bark
3135	cf::emergency_save;	3577	cf::emergency_save;
3136	cf::write_runtime; # external watchdog should not bark	3578	cf::write_runtime_sync; # external watchdog should not bark
3137		3579
3138	warn "syncing database to disk";	3580	warn "syncing database to disk";
3139	BDB::db_env_txn_checkpoint $DB_ENV;	3581	BDB::db_env_txn_checkpoint $DB_ENV;
3140		3582
3141	# if anything goes wrong in here, we should simply crash as we already saved	3583	# if anything goes wrong in here, we should simply crash as we already saved
3142
3143	warn "cancelling all WF_AUTOCANCEL watchers";
3144	for (Event::all_watchers) {
3145	$_->cancel if $_->data & WF_AUTOCANCEL;
3146	}
3147		3584
3148	warn "flushing outstanding aio requests";	3585	warn "flushing outstanding aio requests";
3149	for (;;) {	3586	for (;;) {
3150	BDB::flush;	3587	BDB::flush;
3151	IO::AIO::flush;	3588	IO::AIO::flush;
3152	Coro::cede;	3589	Coro::cede_notself;
3153	last unless IO::AIO::nreqs || BDB::nreqs;	3590	last unless IO::AIO::nreqs || BDB::nreqs;
3154	warn "iterate...";	3591	warn "iterate...";
3155	}	3592	}
3156		3593
3157	++$RELOAD;	3594	++$RELOAD;
…		…
3216	warn "reloading cf.pm";	3653	warn "reloading cf.pm";
3217	require cf;	3654	require cf;
3218	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3655	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3219		3656
3220	warn "loading config and database again";	3657	warn "loading config and database again";
3221	cf::cfg_load;	3658	cf::reload_config;
3222		3659
3223	warn "loading extensions";	3660	warn "loading extensions";
3224	cf::load_extensions;	3661	cf::load_extensions;
3225		3662
3226	warn "reattaching attachments to objects/players";	3663	warn "reattaching attachments to objects/players";
…		…
3233	warn "leaving sync_job";	3670	warn "leaving sync_job";
3234		3671
3235	1	3672	1
3236	} or do {	3673	} or do {
3237	warn $@;	3674	warn $@;
3238	warn "error while reloading, exiting.";	3675	cf::cleanup "error while reloading, exiting.";
3239	exit 1;
3240	};	3676	};
3241		3677
3242	warn "reloaded";	3678	warn "reloaded";
3243	};	3679	};
3244		3680
…		…
3246		3682
3247	sub reload_perl() {	3683	sub reload_perl() {
3248	# doing reload synchronously and two reloads happen back-to-back,	3684	# doing reload synchronously and two reloads happen back-to-back,
3249	# coro crashes during coro_state_free->destroy here.	3685	# coro crashes during coro_state_free->destroy here.
3250		3686
3251	$RELOAD_WATCHER ||= Event->timer (	3687	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3252	reentrant => 0,
3253	after => 0,
3254	data => WF_AUTOCANCEL,
3255	cb => sub {
3256	do_reload_perl;	3688	do_reload_perl;
3257	undef $RELOAD_WATCHER;	3689	undef $RELOAD_WATCHER;
3258	},
3259	);	3690	};
3260	}	3691	}
3261		3692
3262	register_command "reload" => sub {	3693	register_command "reload" => sub {
3263	my ($who, $arg) = @_;	3694	my ($who, $arg) = @_;
3264		3695
3265	if ($who->flag (FLAG_WIZ)) {	3696	if ($who->flag (FLAG_WIZ)) {
3266	$who->message ("reloading server.");	3697	$who->message ("reloading server.");
		3698	async {
		3699	$Coro::current->{desc} = "perl_reload";
3267	async { reload_perl };	3700	reload_perl;
		3701	};
3268	}	3702	}
3269	};	3703	};
3270		3704
3271	unshift @INC, $LIBDIR;	3705	unshift @INC, $LIBDIR;
3272		3706
…		…
3274		3708
3275	our @WAIT_FOR_TICK;	3709	our @WAIT_FOR_TICK;
3276	our @WAIT_FOR_TICK_BEGIN;	3710	our @WAIT_FOR_TICK_BEGIN;
3277		3711
3278	sub wait_for_tick {	3712	sub wait_for_tick {
3279	return unless $TICK_WATCHER->is_active;
3280	return if $Coro::current == $Coro::main;	3713	return if tick_inhibit || $Coro::current == $Coro::main;
3281		3714
3282	my $signal = new Coro::Signal;	3715	my $signal = new Coro::Signal;
3283	push @WAIT_FOR_TICK, $signal;	3716	push @WAIT_FOR_TICK, $signal;
3284	$signal->wait;	3717	$signal->wait;
3285	}	3718	}
3286		3719
3287	sub wait_for_tick_begin {	3720	sub wait_for_tick_begin {
3288	return unless $TICK_WATCHER->is_active;
3289	return if $Coro::current == $Coro::main;	3721	return if tick_inhibit || $Coro::current == $Coro::main;
3290		3722
3291	my $signal = new Coro::Signal;	3723	my $signal = new Coro::Signal;
3292	push @WAIT_FOR_TICK_BEGIN, $signal;	3724	push @WAIT_FOR_TICK_BEGIN, $signal;
3293	$signal->wait;	3725	$signal->wait;
3294	}	3726	}
3295		3727
3296	my $min = 1e6;#d#	3728	sub tick {
3297	my $avg = 10;
3298	$TICK_WATCHER = Event->timer (
3299	reentrant => 0,
3300	parked => 1,
3301	prio => 0,
3302	at => $NEXT_TICK || $TICK,
3303	data => WF_AUTOCANCEL,
3304	cb => sub {
3305	if ($Coro::current != $Coro::main) {	3729	if ($Coro::current != $Coro::main) {
3306	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3730	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3307	unless ++$bug_warning > 10;	3731	unless ++$bug_warning > 10;
3308	return;	3732	return;
3309	}	3733	}
3310		3734
3311	$NOW = $tick_start = Event::time;
3312
3313	cf::server_tick; # one server iteration	3735	cf::server_tick; # one server iteration
3314		3736
3315	0 && sync_job {#d#	3737	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3316	for(1..10) {	3738	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3317	my $t = Event::time;	3739	Coro::async_pool {
3318	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3740	$Coro::current->{desc} = "runtime saver";
3319	or die;	3741	write_runtime_sync
3320		3742	or warn "ERROR: unable to write runtime file: $!";
3321	$map->width (50);
3322	$map->height (50);
3323	$map->alloc;
3324	$map->_load_objects ("/tmp/x.map", 1);
3325	my $t = Event::time - $t;
3326
3327	#next unless $t < 0.0013;#d#
3328	if ($t < $min) {
3329	$min = $t;
3330	}
3331	$avg = $avg * 0.99 + $t * 0.01;
3332	}
3333	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3334	exit 0;
3335	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3336	};	3743	};
		3744	}
3337		3745
3338	$RUNTIME += $TICK;
3339	$NEXT_TICK += $TICK;
3340
3341	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3342	$NEXT_RUNTIME_WRITE = $NOW + 10;
3343	Coro::async_pool {
3344	write_runtime
3345	or warn "ERROR: unable to write runtime file: $!";
3346	};
3347	}
3348
3349	# my $AFTER = Event::time;
3350	# warn $AFTER - $NOW;#d#
3351
3352	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3746	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3353	$sig->send;	3747	$sig->send;
3354	}	3748	}
3355	while (my $sig = shift @WAIT_FOR_TICK) {	3749	while (my $sig = shift @WAIT_FOR_TICK) {
3356	$sig->send;	3750	$sig->send;
3357	}	3751	}
3358		3752
3359	$NOW = Event::time;	3753	$LOAD = ($NOW - $TICK_START) / $TICK;
3360
3361	# if we are delayed by four ticks or more, skip them all
3362	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3363
3364	$TICK_WATCHER->at ($NEXT_TICK);
3365	$TICK_WATCHER->start;
3366
3367	$LOAD = ($NOW - $tick_start) / $TICK;
3368	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3754	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3369		3755
3370	_post_tick;	3756	if (0) {
3371		3757	if ($NEXT_TICK) {
3372		3758	my $jitter = $TICK_START - $NEXT_TICK;
		3759	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3760	warn "jitter $JITTER\n";#d#
		3761	}
3373	},	3762	}
3374	);	3763	}
3375		3764
3376	{	3765	{
3377	BDB::max_poll_time $TICK * 0.1;	3766	# configure BDB
3378	$BDB_POLL_WATCHER = Event->io (	3767
3379	reentrant => 0,
3380	fd => BDB::poll_fileno,
3381	poll => 'r',
3382	prio => 0,
3383	data => WF_AUTOCANCEL,
3384	cb => \&BDB::poll_cb,
3385	);
3386	BDB::min_parallel 8;	3768	BDB::min_parallel 8;
3387		3769	BDB::max_poll_reqs $TICK * 0.1;
3388	BDB::set_sync_prepare {	3770	$Coro::BDB::WATCHER->priority (1);
3389	my $status;
3390	my $current = $Coro::current;
3391	(
3392	sub {
3393	$status = $!;
3394	$current->ready; undef $current;
3395	},
3396	sub {
3397	Coro::schedule while defined $current;
3398	$! = $status;
3399	},
3400	)
3401	};
3402		3771
3403	unless ($DB_ENV) {	3772	unless ($DB_ENV) {
3404	$DB_ENV = BDB::db_env_create;	3773	$DB_ENV = BDB::db_env_create;
		3774	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3775	| BDB::LOG_AUTOREMOVE, 1);
		3776	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3777	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3405		3778
3406	cf::sync_job {	3779	cf::sync_job {
3407	eval {	3780	eval {
3408	BDB::db_env_open	3781	BDB::db_env_open
3409	$DB_ENV,	3782	$DB_ENV,
…		…
3411	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3784	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3412	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3785	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3413	0666;	3786	0666;
3414		3787
3415	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3788	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3416
3417	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3418	$DB_ENV->set_lk_detect;
3419	};	3789	};
3420		3790
3421	cf::cleanup "db_env_open(db): $@" if $@;	3791	cf::cleanup "db_env_open(db): $@" if $@;
3422	};	3792	};
3423	}	3793	}
		3794
		3795	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3796	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3797	};
		3798	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3799	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3800	};
		3801	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3802	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3803	};
3424	}	3804	}
3425		3805
3426	{	3806	{
		3807	# configure IO::AIO
		3808
3427	IO::AIO::min_parallel 8;	3809	IO::AIO::min_parallel 8;
3428
3429	undef $Coro::AIO::WATCHER;
3430	IO::AIO::max_poll_time $TICK * 0.1;	3810	IO::AIO::max_poll_time $TICK * 0.1;
3431	$AIO_POLL_WATCHER = Event->io (	3811	$Coro::AIO::WATCHER->priority (1);
3432	reentrant => 0,
3433	data => WF_AUTOCANCEL,
3434	fd => IO::AIO::poll_fileno,
3435	poll => 'r',
3436	prio => 6,
3437	cb => \&IO::AIO::poll_cb,
3438	);
3439	}	3812	}
3440		3813
3441	my $_log_backtrace;	3814	my $_log_backtrace;
3442		3815
3443	sub _log_backtrace {	3816	sub _log_backtrace {
…		…
3447		3820
3448	# limit the # of concurrent backtraces	3821	# limit the # of concurrent backtraces
3449	if ($_log_backtrace < 2) {	3822	if ($_log_backtrace < 2) {
3450	++$_log_backtrace;	3823	++$_log_backtrace;
3451	async {	3824	async {
		3825	$Coro::current->{desc} = "abt $msg";
		3826
3452	my @bt = fork_call {	3827	my @bt = fork_call {
3453	@addr = map { sprintf "%x", $_ } @addr;	3828	@addr = map { sprintf "%x", $_ } @addr;
3454	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3829	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3455	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3830	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3456	or die "addr2line: $!";	3831	or die "addr2line: $!";

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