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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 2007 UTC vs.
Revision 1.418 by root, Fri Apr 11 21:09:53 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
34	use Digest::MD5 ();	57	use Digest::MD5 ();
35		58
36	# configure various modules to our taste	59	# configure various modules to our taste
37	#	60	#
38	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46		64
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		66
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		68
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
74		93
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	97	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		99
83	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	104	our $DB_ENV;
85		105
86	our %CFG;	106	our %CFG;
87		107
88	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
90		111
91	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
94		115
95	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		118
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
101		123
102	binmode STDOUT;	124	binmode STDOUT;
103	binmode STDERR;	125	binmode STDERR;
104		126
105	# read virtual server time, if available	127	# read virtual server time, if available
…		…
158		180
159	The raw value load value from the last tick.	181	The raw value load value from the last tick.
160		182
161	=item %cf::CFG	183	=item %cf::CFG
162		184
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	186	from wherever your confdir points to.
165		187
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		189
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	208	$msg .= "\n"
187	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
188		210
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		212
191	utf8::encode $msg;
192	LOG llevError, $msg;	213	LOG llevError, $msg;
193	};	214	};
194	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
195		231
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
212	)) {	248	)) {
213	no strict 'refs';	249	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	251	}
216		252
217	$Event::DIED = sub {	253	$EV::DIED = sub {
218	warn "error in event callback: @_";	254	warn "error in event callback: @_";
219	};	255	};
220		256
221	#############################################################################	257	#############################################################################
222		258
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	282	$d
247	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
248	}	284	}
249		285
250	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
251		287
252	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
253		289
254	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
255		291
256	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
257		293
258	=cut	294	=cut
259		295
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		297
262	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
264		300
265	=item cf::lock_wait $string	301	=item cf::lock_wait $string
266		302
267	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
268		304
…		…
271	Wait until the given lock is available and then acquires it and returns	307	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
274	returned.	310	returned.
275		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
276	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
278		317
279	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
280		319
281	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
282		321
283	=cut	322	=cut
284		323
285	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
286		326
287	sub lock_wait($) {	327	sub lock_wait($) {
288	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
289		334
290	# wait for lock, if any	335	# wait for lock, if any
291	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	338	Coro::schedule;
…		…
299		344
300	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
301	lock_wait $key;	346	lock_wait $key;
302		347
303	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
304		350
305	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
308	}	355	}
309	}	356	}
310		357
…		…
313		360
314	! ! $LOCK{$key}	361	! ! $LOCK{$key}
315	}	362	}
316		363
317	sub freeze_mainloop {	364	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
319		366
320	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	368	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
322	};	428	}
323	$TICK_WATCHER->stop;	429	};
324	$guard	430
		431	sub get_slot($;$$) {
		432	my ($time, $pri, $name) = @_;
		433
		434	$time = $TICK * .6 if $time > $TICK * .6;
		435	my $sig = new Coro::Signal;
		436
		437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		439	$SLOT_QUEUE->ready;
		440	$sig->wait;
325	}	441	}
326		442
327	=item cf::async { BLOCK }	443	=item cf::async { BLOCK }
328		444
329	Currently the same as Coro::async_pool, meaning you cannot use	445	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		450
335	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
336		452
337	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
338		454
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	456	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	458	acceptable.
343		459
344	If it must be done, put the blocking parts into C<sync_job>. This will run	460	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	461	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		466
351	sub sync_job(&) {	467	sub sync_job(&) {
352	my ($job) = @_;	468	my ($job) = @_;
353		469
354	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	471	my $time = EV::time;
356		472
357	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
359		475
360	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	477
362	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
363		479
364	my $busy = 1;	480	my $busy = 1;
365	my @res;	481	my @res;
366		482
367	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	485	@res = eval { $job->() };
369	warn $@ if $@;	486	warn $@ if $@;
370	undef $busy;	487	undef $busy;
371	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
372		489
373	while ($busy) {	490	while ($busy) {
374	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
375	}	495	}
		496	}
376		497
377	$time = Event::time - $time;	498	my $time = EV::time - $time;
378		499
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
383		501
384	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
385	} else {	503	} else {
386	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
387		505
…		…
412	=item fork_call { }, $args	530	=item fork_call { }, $args
413		531
414	Executes the given code block with the given arguments in a seperate	532	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	534	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
418		536
419	=cut	537	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		538
430	sub fork_call(&@) {	539	sub fork_call(&@) {
431	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
432		541
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	542	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	543	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	544	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		545
438	if (my $pid = fork) {	546	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	547	reset_signals;
452	local $SIG{__WARN__};	548	&$cb
453	local $SIG{__DIE__};	549	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		550
460	eval {	551	wantarray ? @res : $res[-1]
461	close $fh1;	552	}
462		553
463	my @res = eval { $cb->(@args) };	554	=item $coin = coin_from_name $name
464		555
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	556	=cut
466	close $fh2;
467	};
468		557
469	warn $@ if $@;	558	our %coin_alias = (
470	_exit 0;	559	"silver" => "silvercoin",
471	}	560	"silvercoin" => "silvercoin",
		561	"silvercoins" => "silvercoin",
		562	"gold" => "goldcoin",
		563	"goldcoin" => "goldcoin",
		564	"goldcoins" => "goldcoin",
		565	"platinum" => "platinacoin",
		566	"platinumcoin" => "platinacoin",
		567	"platinumcoins" => "platinacoin",
		568	"platina" => "platinacoin",
		569	"platinacoin" => "platinacoin",
		570	"platinacoins" => "platinacoin",
		571	"royalty" => "royalty",
		572	"royalties" => "royalty",
		573	);
		574
		575	sub coin_from_name($) {
		576	$coin_alias{$_[0]}
		577	? cf::arch::find $coin_alias{$_[0]}
		578	: undef
472	}	579	}
473		580
474	=item $value = cf::db_get $family => $key	581	=item $value = cf::db_get $family => $key
475		582
476	Returns a single value from the environment database.	583	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	585	=item cf::db_put $family => $key => $value
479		586
480	Stores the given C<$value> in the family. It can currently store binary	587	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	588	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		589
		590	=item $db = cf::db_table "name"
		591
		592	Create and/or open a new database table. The string must not be "db" and must be unique
		593	within each server.
		594
483	=cut	595	=cut
		596
		597	sub db_table($) {
		598	my ($name) = @_;
		599	my $db = BDB::db_create $DB_ENV;
		600
		601	eval {
		602	$db->set_flags (BDB::CHKSUM);
		603
		604	utf8::encode $name;
		605	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		606	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		607	cf::cleanup "db_open(db): $!" if $!;
		608	};
		609	cf::cleanup "db_open(db): $@" if $@;
		610
		611	$db
		612	}
484		613
485	our $DB;	614	our $DB;
486		615
487	sub db_init {	616	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	617	cf::sync_job {
492	eval {	618	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	619	};
502	}	620	}
503		621
504	sub db_get($$) {	622	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	623	my $key = "$_[0]/$_[1]";
506		624
…		…
556	if (1) {	674	if (1) {
557	$md5 =	675	$md5 =
558	join "\x00",	676	join "\x00",
559	$processversion,	677	$processversion,
560	map {	678	map {
561	Coro::cede;	679	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	680	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	681	} 0.. $#$src;
564		682
565		683
566	my $dbmd5 = db_get cache => "$id/md5";	684	my $dbmd5 = db_get cache => "$id/md5";
…		…
610	attach callbacks/event handlers (a collection of which is called an "attachment")	728	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	729	to it. All such attachable objects support the following methods.
612		730
613	In the following description, CLASS can be any of C<global>, C<object>	731	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	732	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	733	Deliantra).
616		734
617	=over 4	735	=over 4
618		736
619	=item $attachable->attach ($attachment, key => $value...)	737	=item $attachable->attach ($attachment, key => $value...)
620		738
…		…
902	}	1020	}
903		1021
904	0	1022	0
905	}	1023	}
906		1024
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1025	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1026
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1028
911	Generate an object-specific event with the given arguments.	1029	Generate an object-specific event with the given arguments.
912		1030
…		…
918		1036
919	=cut	1037	=cut
920		1038
921	#############################################################################	1039	#############################################################################
922	# object support	1040	# object support
		1041
		1042	sub _object_equal($$);
		1043	sub _object_equal($$) {
		1044	my ($a, $b) = @_;
		1045
		1046	return 0 unless (ref $a) eq (ref $b);
		1047
		1048	if ("HASH" eq ref $a) {
		1049	my @ka = keys %$a;
		1050	my @kb = keys %$b;
		1051
		1052	return 0 if @ka != @kb;
		1053
		1054	for (0 .. $#ka) {
		1055	return 0 unless $ka[$_] eq $kb[$_];
		1056	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1057	}
		1058
		1059	} elsif ("ARRAY" eq ref $a) {
		1060
		1061	return 0 if @$a != @$b;
		1062
		1063	for (0 .. $#$a) {
		1064	return 0 unless _object_equal $a->[$_], $b->[$_];
		1065	}
		1066
		1067	} elsif ($a ne $b) {
		1068	return 0;
		1069	}
		1070
		1071	1
		1072	}
		1073
		1074	our $SLOW_MERGES;#d#
		1075	sub _can_merge {
		1076	my ($ob1, $ob2) = @_;
		1077
		1078	++$SLOW_MERGES;#d#
		1079
		1080	# we do the slow way here
		1081	return _object_equal $ob1, $ob2
		1082	}
923		1083
924	sub reattach {	1084	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1085	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1086	my ($obj) = @_;
927		1087
…		…
948	cf::attachable->attach (	1108	cf::attachable->attach (
949	prio => -1000000,	1109	prio => -1000000,
950	on_instantiate => sub {	1110	on_instantiate => sub {
951	my ($obj, $data) = @_;	1111	my ($obj, $data) = @_;
952		1112
953	$data = from_json $data;	1113	$data = decode_json $data;
954		1114
955	for (@$data) {	1115	for (@$data) {
956	my ($name, $args) = @$_;	1116	my ($name, $args) = @$_;
957		1117
958	$obj->attach ($name, %{$args || {} });	1118	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1134	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1135	my ($filename, $rdata, $objs) = @_;
976		1136
977	sync_job {	1137	sync_job {
978	if (length $$rdata) {	1138	if (length $$rdata) {
		1139	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1140	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1141	$decname, length $$rdata, scalar @$objs;
981		1142
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1144	chmod SAVE_MODE, $fh;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1146	aio_fsync $fh if $cf::USE_FSYNC;
986	close $fh;	1147	close $fh;
987		1148
988	if (@$objs) {	1149	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1151	chmod SAVE_MODE, $fh;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1153	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
994	close $fh;	1155	close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1156	aio_rename "$filename.pst~", "$filename.pst";
996	}	1157	}
…		…
1004	}	1165	}
1005	} else {	1166	} else {
1006	aio_unlink $filename;	1167	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
1008	}	1169	}
1009	}	1170	};
1010	}	1171	}
1011		1172
1012	sub object_freezer_as_string {	1173	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1174	my ($rdata, $objs) = @_;
1014		1175
…		…
1026	or return;	1187	or return;
1027		1188
1028	unless (aio_stat "$filename.pst") {	1189	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1190	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1191	or return;
		1192
1031	$av = eval { (Storable::thaw $av)->{objs} };	1193	my $st = eval { Coro::Storable::thaw $av };
		1194	$av = $st->{objs};
1032	}	1195	}
1033		1196
		1197	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1198	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1199	$decname, length $data, scalar @{$av || []};
		1200
1036	return ($data, $av);	1201	($data, $av)
1037	}	1202	}
1038		1203
1039	=head2 COMMAND CALLBACKS	1204	=head2 COMMAND CALLBACKS
1040		1205
1041	=over 4	1206	=over 4
…		…
1114	my ($pl, $buf) = @_;	1279	my ($pl, $buf) = @_;
1115		1280
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1281	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1282
1118	if (ref $msg) {	1283	if (ref $msg) {
		1284	my ($type, $reply, @payload) =
		1285	"ARRAY" eq ref $msg
		1286	? @$msg
		1287	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1288
		1289	my @reply;
		1290
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1291	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1292	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1293	}
		1294
		1295	$pl->ext_reply ($reply, @reply)
		1296	if $reply;
		1297
1124	} else {	1298	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1300	}
1127		1301
1128	cf::override;	1302	cf::override;
…		…
1181	my $msg = $@ ? "$v->{path}: $@\n"	1355	my $msg = $@ ? "$v->{path}: $@\n"
1182	: "$v->{base}: extension inactive.\n";	1356	: "$v->{base}: extension inactive.\n";
1183		1357
1184	if (exists $v->{meta}{mandatory}) {	1358	if (exists $v->{meta}{mandatory}) {
1185	warn $msg;	1359	warn $msg;
1186	warn "mandatory extension failed to load, exiting.\n";	1360	cf::cleanup "mandatory extension failed to load, exiting.";
1187	exit 1;
1188	}	1361	}
1189		1362
1190	warn $msg;	1363	warn $msg;
1191	}	1364	}
1192		1365
…		…
1217	use Coro::AIO;	1390	use Coro::AIO;
1218		1391
1219	=head3 cf::player	1392	=head3 cf::player
1220		1393
1221	=over 4	1394	=over 4
		1395
		1396	=item cf::player::num_playing
		1397
		1398	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1399
		1400	=cut
		1401
		1402	sub num_playing {
		1403	scalar grep
		1404	$_->ob->map
		1405	&& !$_->hidden
		1406	&& !$_->ob->flag (cf::FLAG_WIZ),
		1407	cf::player::list
		1408	}
1222		1409
1223	=item cf::player::find $login	1410	=item cf::player::find $login
1224		1411
1225	Returns the given player object, loading it if necessary (might block).	1412	Returns the given player object, loading it if necessary (might block).
1226		1413
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1449	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1450	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1451	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1452	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1453
1267	my $pl = load_pl path $login	1454	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1455	or return;
		1456
		1457	my $pl = cf::player::load_pl $f
		1458	or return;
		1459	local $cf::PLAYER_LOADING{$login} = $pl;
		1460	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1461	$cf::PLAYER{$login} = $pl
1270	}	1462	}
1271	}	1463	}
1272	}	1464	}
1273		1465
…		…
1283		1475
1284	aio_mkdir playerdir $pl, 0770;	1476	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1477	$pl->{last_save} = $cf::RUNTIME;
1286		1478
1287	$pl->save_pl ($path);	1479	$pl->save_pl ($path);
1288	Coro::cede;	1480	cf::cede_to_tick;
1289	}	1481	}
1290		1482
1291	sub new($) {	1483	sub new($) {
1292	my ($login) = @_;	1484	my ($login) = @_;
1293		1485
…		…
1297	$self->{deny_save} = 1;	1489	$self->{deny_save} = 1;
1298		1490
1299	$cf::PLAYER{$login} = $self;	1491	$cf::PLAYER{$login} = $self;
1300		1492
1301	$self	1493	$self
		1494	}
		1495
		1496	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1497
		1498	=cut
		1499
		1500	sub send_msg {
		1501	my $ns = shift->ns
		1502	or return;
		1503	$ns->send_msg (@_);
1302	}	1504	}
1303		1505
1304	=item $pl->quit_character	1506	=item $pl->quit_character
1305		1507
1306	Nukes the player without looking back. If logged in, the connection will	1508	Nukes the player without looking back. If logged in, the connection will
…		…
1361	or return [];	1563	or return [];
1362		1564
1363	my @logins;	1565	my @logins;
1364		1566
1365	for my $login (@$dirs) {	1567	for my $login (@$dirs) {
		1568	my $path = path $login;
		1569
		1570	# a .pst is a dead give-away for a valid player
		1571	unless (-e "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1573	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1574	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1575	}
1369		1576
1370	utf8::decode $login;	1577	utf8::decode $login;
1371	push @logins, $login;	1578	push @logins, $login;
1372	}	1579	}
1373		1580
…		…
1406		1613
1407	Expand crossfire pod fragments into protocol xml.	1614	Expand crossfire pod fragments into protocol xml.
1408		1615
1409	=cut	1616	=cut
1410		1617
		1618	use re 'eval';
		1619
		1620	my $group;
		1621	my $interior; $interior = qr{
		1622	# match a pod interior sequence sans C<< >>
		1623	(?:
		1624	\ (.*?)\ (?{ $group = $^N })
		1625	| < (??{$interior}) >
		1626	)
		1627	}x;
		1628
1411	sub expand_cfpod {	1629	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;	1630	my ($self, $pod) = @_;
1413		1631
1414	# escape & and <	1632	my $xml;
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417		1633
1418	# this is buggy, it needs to properly take care of nested <'s	1634	while () {
		1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1636	$group = $1;
1419		1637
1420	1 while	1638	$group =~ s/&/&amp;/g;
1421	# replace B<>, I<>, U<> etc.	1639	$group =~ s/</&lt;/g;
1422	s/B<([^\>]*)>/<b>$1<\/b>/	1640
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/	1641	$xml .= $group;
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/	1642	} elsif ($pod =~ m%\G
1425	# replace G<male|female> tags	1643	([BCGHITU])
1426	|| s{G<([^>|]*)\|([^>]*)>}{	1644	<
1427	$self->gender ? $2 : $1	1645	(?:
1428	}ge	1646	([^<>]*) (?{ $group = $^N })
1429	# replace H<hint text>	1647	| < $interior >
1430	|| s{H<([^\>]*)>}	1648	)
		1649	>
		1650	%gcsx
1431	{	1651	) {
		1652	my ($code, $data) = ($1, $group);
		1653
		1654	if ($code eq "B") {
		1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1656	} elsif ($code eq "I") {
		1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1658	} elsif ($code eq "U") {
		1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1660	} elsif ($code eq "C") {
		1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1662	} elsif ($code eq "T") {
		1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1664	} elsif ($code eq "G") {
		1665	my ($male, $female) = split /\|/, $data;
		1666	$data = $self->gender ? $female : $male;
		1667	$xml .= expand_cfpod ($self, $data);
		1668	} elsif ($code eq "H") {
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")	1671	"")
1435	[$self->{hintmode}]	1672	[$self->{hintmode}];
		1673	} else {
		1674	$xml .= "error processing '$code($data)' directive";
1436	}ge;	1675	}
		1676	} else {
		1677	if ($pod =~ /\G(.+)/) {
		1678	warn "parse error while expanding $pod (at $1)";
		1679	}
		1680	last;
		1681	}
		1682	}
1437		1683
		1684	for ($xml) {
1438	# create single paragraphs (very hackish)	1685	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;	1686	s/(?<=\S)\n(?=\w)/ /g;
1440		1687
1441	# compress some whitespace	1688	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends	1689	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines	1690	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines	1691	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines	1692	s/\n+$//; # ending lines
		1693	}
1446		1694
1447	$_	1695	$xml
1448	}	1696	}
		1697
		1698	no re 'eval';
1449		1699
1450	sub hintmode {	1700	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;	1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}	1702	$_[0]{hintmode}
1453	}	1703	}
1454		1704
1455	=item $player->ext_reply ($msgid, %msg)	1705	=item $player->ext_reply ($msgid, @msg)
1456		1706
1457	Sends an ext reply to the player.	1707	Sends an ext reply to the player.
1458		1708
1459	=cut	1709	=cut
1460		1710
1461	sub ext_reply($$%) {	1711	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1712	my ($self, $id, @msg) = @_;
1463		1713
1464	$msg{msgid} = $id;	1714	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1715	}
1467		1716
1468	=item $player->ext_event ($type, %msg)	1717	=item $player->ext_msg ($type, @msg)
1469		1718
1470	Sends an ext event to the client.	1719	Sends an ext event to the client.
1471		1720
1472	=cut	1721	=cut
1473		1722
1474	sub ext_event($$%) {	1723	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1724	my ($self, $type, @msg) = @_;
1476		1725
1477	$self->ns->ext_event ($type, %msg);	1726	$self->ns->ext_msg ($type, @msg);
1478	}	1727	}
1479		1728
1480	=head3 cf::region	1729	=head3 cf::region
1481		1730
1482	=over 4	1731	=over 4
…		…
1526	our $MAX_RESET = 3600;	1775	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1776	our $DEFAULT_RESET = 3000;
1528		1777
1529	sub generate_random_map {	1778	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1779	my ($self, $rmp) = @_;
		1780
		1781	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1782
1531	# mit "rum" bekleckern, nicht	1783	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1784	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1698		1950
1699	sub load_header_from($) {	1951	sub load_header_from($) {
1700	my ($self, $path) = @_;	1952	my ($self, $path) = @_;
1701		1953
1702	utf8::encode $path;	1954	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1955	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1956	or return;
		1957
		1958	$self->_load_header ($f)
		1959	or return;
		1960
		1961	local $MAP_LOADING{$self->{path}} = $self;
		1962	$f->resolve_delayed_derefs;
1708		1963
1709	$self->{load_path} = $path;	1964	$self->{load_path} = $path;
1710		1965
1711	1	1966	1
1712	}	1967	}
…		…
1766	sub find {	2021	sub find {
1767	my ($path, $origin) = @_;	2022	my ($path, $origin) = @_;
1768		2023
1769	$path = normalise $path, $origin && $origin->path;	2024	$path = normalise $path, $origin && $origin->path;
1770		2025
		2026	cf::lock_wait "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2027	cf::lock_wait "map_find:$path";
1772		2028
1773	$cf::MAP{$path} || do {	2029	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";	2030	my $guard1 = cf::lock_acquire "map_find:$path";
		2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2032
1775	my $map = new_from_path cf::map $path	2033	my $map = new_from_path cf::map $path
1776	or return;	2034	or return;
1777		2035
1778	$map->{last_save} = $cf::RUNTIME;	2036	$map->{last_save} = $cf::RUNTIME;
1779		2037
…		…
1781	or return;	2039	or return;
1782		2040
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2042	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2043	#$cf::WAIT_FOR_TICK->wait;
		2044	undef $guard1;
		2045	undef $guard2;
1786	$map->reset;	2046	$map->reset;
1787	undef $guard;
1788	return find $path;	2047	return find $path;
1789	}	2048	}
1790		2049
1791	$cf::MAP{$path} = $map	2050	$cf::MAP{$path} = $map
1792	}	2051	}
…		…
1801	local $self->{deny_reset} = 1; # loading can take a long time	2060	local $self->{deny_reset} = 1; # loading can take a long time
1802		2061
1803	my $path = $self->{path};	2062	my $path = $self->{path};
1804		2063
1805	{	2064	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2065	my $guard = cf::lock_acquire "map_data:$path";
1807		2066
		2067	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2068	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2069
1810	$self->in_memory (cf::MAP_LOADING);	2070	$self->in_memory (cf::MAP_LOADING);
1811		2071
1812	$self->alloc;	2072	$self->alloc;
1813		2073
1814	$self->pre_load;	2074	$self->pre_load;
1815	Coro::cede;	2075	cf::cede_to_tick;
1816		2076
		2077	my $f = new_from_file cf::object::thawer $self->{load_path};
		2078	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2079	$self->_load_objects ($f)
1818	or return;	2080	or return;
1819		2081
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1821	if delete $self->{load_original};	2083	if delete $self->{load_original};
1822		2084
1823	if (my $uniq = $self->uniq_path) {	2085	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2086	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2087	unless (aio_stat $uniq) {
		2088	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2089	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2090	$self->_load_objects ($f);
		2091	$f->resolve_delayed_derefs;
		2092	}
1828	}	2093	}
1829	}	2094	}
1830		2095
1831	Coro::cede;	2096	$f->resolve_delayed_derefs;
		2097
		2098	cf::cede_to_tick;
1832	# now do the right thing for maps	2099	# now do the right thing for maps
1833	$self->link_multipart_objects;	2100	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2101	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2102	unless $self->difficulty;
1836	Coro::cede;	2103	cf::cede_to_tick;
1837		2104
1838	unless ($self->{deny_activate}) {	2105	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2106	$self->decay_objects;
1840	$self->fix_auto_apply;	2107	$self->fix_auto_apply;
1841	$self->update_buttons;	2108	$self->update_buttons;
1842	Coro::cede;	2109	cf::cede_to_tick;
1843	$self->set_darkness_map;	2110	$self->set_darkness_map;
1844	Coro::cede;	2111	cf::cede_to_tick;
1845	$self->activate;	2112	$self->activate;
1846	}	2113	}
		2114
		2115	$self->{last_save} = $cf::RUNTIME;
		2116	$self->last_access ($cf::RUNTIME);
1847		2117
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2118	$self->in_memory (cf::MAP_IN_MEMORY);
1849	}	2119	}
1850		2120
1851	$self->post_load;	2121	$self->post_load;
…		…
1862		2132
1863	$self	2133	$self
1864	}	2134	}
1865		2135
1866	# find and load all maps in the 3x3 area around a map	2136	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2137	sub load_neighbours {
1868	my ($map) = @_;	2138	my ($map) = @_;
1869		2139
1870	my @diag; # diagonal neighbours	2140	my @neigh; # diagonal neighbours
1871		2141
1872	for (0 .. 3) {	2142	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2143	my $neigh = $map->tile_path ($_)
1874	or next;	2144	or next;
1875	$neigh = find $neigh, $map	2145	$neigh = find $neigh, $map
1876	or next;	2146	or next;
1877	$neigh->load;	2147	$neigh->load;
1878		2148
		2149	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2150	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2151	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2152	}
1882		2153
1883	for (@diag) {	2154	for (grep defined $_->[0], @neigh) {
		2155	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2156	my $neigh = find $path, $origin
1885	or next;	2157	or next;
1886	$neigh->load;	2158	$neigh->load;
1887	}	2159	}
1888	}	2160	}
1889		2161
…		…
1894	}	2166	}
1895		2167
1896	sub do_load_sync {	2168	sub do_load_sync {
1897	my ($map) = @_;	2169	my ($map) = @_;
1898		2170
		2171	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2172	if $Coro::current == $Coro::main;
		2173
1899	cf::sync_job { $map->load };	2174	cf::sync_job { $map->load };
1900	}	2175	}
1901		2176
1902	our %MAP_PREFETCH;	2177	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2178	our $MAP_PREFETCHER = undef;
1904		2179
1905	sub find_async {	2180	sub find_async {
1906	my ($path, $origin) = @_;	2181	my ($path, $origin, $load) = @_;
1907		2182
1908	$path = normalise $path, $origin && $origin->{path};	2183	$path = normalise $path, $origin && $origin->{path};
1909		2184
1910	if (my $map = $cf::MAP{$path}) {	2185	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1912	}	2187	}
1913		2188
1914	undef $MAP_PREFETCH{$path};	2189	$MAP_PREFETCH{$path} |= $load;
		2190
1915	$MAP_PREFETCHER ||= cf::async {	2191	$MAP_PREFETCHER ||= cf::async {
		2192	$Coro::current->{desc} = "map prefetcher";
		2193
1916	while (%MAP_PREFETCH) {	2194	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2195	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2196	if (my $map = find $k) {
1919	$map->load;	2197	$map->load if $v;
1920	}	2198	}
1921		2199
1922	delete $MAP_PREFETCH{$path};	2200	delete $MAP_PREFETCH{$k};
1923	}	2201	}
1924	}	2202	}
1925	undef $MAP_PREFETCHER;	2203	undef $MAP_PREFETCHER;
1926	};	2204	};
1927	$MAP_PREFETCHER->prio (6);	2205	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2208	}
1931		2209
1932	sub save {	2210	sub save {
1933	my ($self) = @_;	2211	my ($self) = @_;
1934		2212
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2214
1937	$self->{last_save} = $cf::RUNTIME;	2215	$self->{last_save} = $cf::RUNTIME;
1938		2216
1939	return unless $self->dirty;	2217	return unless $self->dirty;
1940		2218
…		…
1946	return if $self->{deny_save};	2224	return if $self->{deny_save};
1947		2225
1948	local $self->{last_access} = $self->last_access;#d#	2226	local $self->{last_access} = $self->last_access;#d#
1949		2227
1950	cf::async {	2228	cf::async {
		2229	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2230	$_->contr->save for $self->players;
1952	};	2231	};
1953		2232
1954	if ($uniq) {	2233	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1963	my ($self) = @_;	2242	my ($self) = @_;
1964		2243
1965	# save first because save cedes	2244	# save first because save cedes
1966	$self->save;	2245	$self->save;
1967		2246
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2247	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2248
1970	return if $self->players;	2249	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2250	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};	2251	return if $self->{deny_save};
1973		2252
		2253	$self->in_memory (cf::MAP_SWAPPED);
		2254
		2255	$self->deactivate;
		2256	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2257	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2258	}
1977		2259
1978	sub reset_at {	2260	sub reset_at {
1979	my ($self) = @_;	2261	my ($self) = @_;
1980		2262
…		…
2012	if $uniq;	2294	if $uniq;
2013	}	2295	}
2014		2296
2015	delete $cf::MAP{$self->path};	2297	delete $cf::MAP{$self->path};
2016		2298
		2299	$self->deactivate;
		2300	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2301	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2302
2021	$self->unlink_save;	2303	$self->unlink_save;
2022	$self->destroy;	2304	$self->destroy;
2023	}	2305	}
2024		2306
2025	my $nuke_counter = "aaaa";	2307	my $nuke_counter = "aaaa";
2026		2308
2027	sub nuke {	2309	sub nuke {
2028	my ($self) = @_;	2310	my ($self) = @_;
2029		2311
		2312	{
		2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2314
2030	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
2031		2316
2032	$self->unlink_save;	2317	$self->unlink_save;
2033		2318
2034	bless $self, "cf::map";	2319	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2320	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2321	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2322	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2323	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2324
2040	$cf::MAP{$self->path} = $self;	2325	$cf::MAP{$self->path} = $self;
		2326	}
2041		2327
2042	$self->reset; # polite request, might not happen	2328	$self->reset; # polite request, might not happen
2043	}	2329	}
2044		2330
2045	=item $maps = cf::map::tmp_maps	2331	=item $maps = cf::map::tmp_maps
…		…
2094	: ()	2380	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2381	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2382	]
2097	}	2383	}
2098		2384
2099	package cf;
2100
2101	=back	2385	=back
2102		2386
2103	=head3 cf::object	2387	=head3 cf::object
2104		2388
2105	=cut	2389	=cut
…		…
2119	map { $_, inv_recursive_ $_->inv } @_	2403	map { $_, inv_recursive_ $_->inv } @_
2120	}	2404	}
2121		2405
2122	sub inv_recursive {	2406	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2407	inv_recursive_ inv $_[0]
		2408	}
		2409
		2410	=item $ref = $ob->ref
		2411
		2412	creates and returns a persistent reference to an objetc that can be stored as a string.
		2413
		2414	=item $ob = cf::object::deref ($refstring)
		2415
		2416	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2417	even if the object actually exists. May block.
		2418
		2419	=cut
		2420
		2421	sub deref {
		2422	my ($ref) = @_;
		2423
		2424	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2425	my ($uuid, $name) = ($1, $2);
		2426	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2427	or return;
		2428	$pl->ob->uuid eq $uuid
		2429	or return;
		2430
		2431	$pl->ob
		2432	} else {
		2433	warn "$ref: cannot resolve object reference\n";
		2434	undef
		2435	}
2124	}	2436	}
2125		2437
2126	package cf;	2438	package cf;
2127		2439
2128	=back	2440	=back
…		…
2152		2464
2153	} else {	2465	} else {
2154	my $pl = $self->contr;	2466	my $pl = $self->contr;
2155		2467
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2468	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2469	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2470	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2471
2165	} else {	2472	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2473	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2474	$self->message ($msg, $flags);
2168	}	2475	}
2169	}	2476	}
		2477	}
		2478
		2479	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2480
		2481	=cut
		2482
		2483	sub cf::object::send_msg {
		2484	my $pl = shift->contr
		2485	or return;
		2486	$pl->send_msg (@_);
2170	}	2487	}
2171		2488
2172	=item $player_object->may ("access")	2489	=item $player_object->may ("access")
2173		2490
2174	Returns wether the given player is authorized to access resource "access"	2491	Returns wether the given player is authorized to access resource "access"
…		…
2253	# use -1 or undef as default coordinates, not 0, 0	2570	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2571	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2572	if $x <=0 && $y <= 0;
2256		2573
2257	$map->load;	2574	$map->load;
2258	$map->load_diag;	2575	$map->load_neighbours;
2259		2576
2260	return unless $self->contr->active;	2577	return unless $self->contr->active;
2261	$self->activate_recursive;	2578	$self->activate_recursive;
2262		2579
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2580	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2600	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2601
2285	$self->enter_link;	2602	$self->enter_link;
2286		2603
2287	(async {	2604	(async {
		2605	$Coro::current->{desc} = "player::goto $path $x $y";
		2606
		2607	# *tag paths override both path and x|y
		2608	if ($path =~ /^\*(.*)$/) {
		2609	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2610	my $ob = $obs[rand @obs];
		2611
		2612	# see if we actually can go there
		2613	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2614	$ob = $obs[rand @obs];
		2615	} else {
		2616	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2617	}
		2618	# else put us there anyways for now #d#
		2619
		2620	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2621	} else {
		2622	($path, $x, $y) = (undef, undef, undef);
		2623	}
		2624	}
		2625
2288	my $map = eval {	2626	my $map = eval {
2289	my $map = cf::map::find $path;	2627	my $map = defined $path ? cf::map::find $path : undef;
2290		2628
2291	if ($map) {	2629	if ($map) {
2292	$map = $map->customise_for ($self);	2630	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2631	$map = $check->($map) if $check && $map;
2294	} else {	2632	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2633	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2634	}
2297		2635
2298	$map	2636	$map
2299	};	2637	};
2300		2638
…		…
2353	$rmp->{origin_y} = $exit->y;	2691	$rmp->{origin_y} = $exit->y;
2354	}	2692	}
2355		2693
2356	$rmp->{random_seed} ||= $exit->random_seed;	2694	$rmp->{random_seed} ||= $exit->random_seed;
2357		2695
2358	my $data = cf::to_json $rmp;	2696	my $data = cf::encode_json $rmp;
2359	my $md5 = Digest::MD5::md5_hex $data;	2697	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2698	my $meta = "$RANDOMDIR/$md5.meta";
2361		2699
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2700	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2701	aio_write $fh, 0, (length $data), $data, 0;
…		…
2390	# if exit is damned, update players death & WoR home-position	2728	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)	2729	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);	2730	if $exit->flag (FLAG_DAMNED);
2393		2731
2394	(async {	2732	(async {
		2733	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2734
2395	$self->deactivate_recursive; # just to be sure	2735	$self->deactivate_recursive; # just to be sure
2396	unless (eval {	2736	unless (eval {
2397	$self->goto ($slaying, $hp, $sp);	2737	$self->goto ($slaying, $hp, $sp);
2398		2738
2399	1;	2739	1;
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2774	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2775	the message unless the client supports the msg packet.
2436		2776
2437	=cut	2777	=cut
2438		2778
		2779	# non-persistent channels (usually the info channel)
		2780	our %CHANNEL = (
		2781	"c/identify" => {
		2782	id => "infobox",
		2783	title => "Identify",
		2784	reply => undef,
		2785	tooltip => "Items recently identified",
		2786	},
		2787	"c/examine" => {
		2788	id => "infobox",
		2789	title => "Examine",
		2790	reply => undef,
		2791	tooltip => "Signs and other items you examined",
		2792	},
		2793	"c/book" => {
		2794	id => "infobox",
		2795	title => "Book",
		2796	reply => undef,
		2797	tooltip => "The contents of a note or book",
		2798	},
		2799	"c/lookat" => {
		2800	id => "infobox",
		2801	title => "Look",
		2802	reply => undef,
		2803	tooltip => "What you saw there",
		2804	},
		2805	"c/who" => {
		2806	id => "infobox",
		2807	title => "Players",
		2808	reply => undef,
		2809	tooltip => "Shows players who are currently online",
		2810	},
		2811	"c/body" => {
		2812	id => "infobox",
		2813	title => "Body Parts",
		2814	reply => undef,
		2815	tooltip => "Shows which body parts you posess and are available",
		2816	},
		2817	"c/uptime" => {
		2818	id => "infobox",
		2819	title => "Uptime",
		2820	reply => undef,
		2821	tooltip => "How long the server has been running since last restart",
		2822	},
		2823	"c/mapinfo" => {
		2824	id => "infobox",
		2825	title => "Map Info",
		2826	reply => undef,
		2827	tooltip => "Information related to the maps",
		2828	},
		2829	);
		2830
2439	sub cf::client::send_msg {	2831	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	2832	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2833
2442	$msg = $self->pl->expand_cfpod ($msg);	2834	$msg = $self->pl->expand_cfpod ($msg);
2443		2835
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	2836	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		2837
		2838	# check predefined channels, for the benefit of C
		2839	if ($CHANNEL{$channel}) {
		2840	$channel = $CHANNEL{$channel};
		2841
		2842	$self->ext_msg (channel_info => $channel)
		2843	if $self->can_msg;
		2844
		2845	$channel = $channel->{id};
		2846
2448	if (ref $channel) {	2847	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	2848	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	2849	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	2850	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	2851	$self->ext_msg (channel_info => $channel)
		2852	if $self->can_msg;
2453	}	2853	}
2454		2854
2455	$channel = $channel->{id};	2855	$channel = $channel->{id};
2456	}	2856	}
2457		2857
		2858	return unless @extra || length $msg;
		2859
2458	if ($self->can_msg) {	2860	if ($self->can_msg) {
		2861	# default colour, mask it out
		2862	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2863	if $color & cf::NDI_DEF;
		2864
2459	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2865	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2866	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2460	} else {	2867	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470
2471	if ($color >= 0) {	2868	if ($color >= 0) {
		2869	# replace some tags by gcfclient-compatible ones
		2870	for ($msg) {
		2871	1 while
		2872	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2873	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2874	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2875	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2876	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2877	}
		2878
		2879	$color &= cf::NDI_COLOR_MASK;
		2880
		2881	utf8::encode $msg;
		2882
2472	if (0 && $msg =~ /\[/) {	2883	if (0 && $msg =~ /\[/) {
		2884	# COMMAND/INFO
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	2885	$self->send_packet ("drawextinfo $color 10 8 $msg")
2474	} else {	2886	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2887	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")	2888	$self->send_packet ("drawinfo $color $msg")
2477	}	2889	}
2478	}	2890	}
2479	}	2891	}
2480	}	2892	}
2481		2893
2482	=item $client->ext_event ($type, %msg)	2894	=item $client->ext_msg ($type, @msg)
2483		2895
2484	Sends an ext event to the client.	2896	Sends an ext event to the client.
2485		2897
2486	=cut	2898	=cut
2487		2899
2488	sub cf::client::ext_event($$%) {	2900	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	2901	my ($self, $type, @msg) = @_;
2490		2902
2491	return unless $self->extcmd;	2903	if ($self->extcmd == 2) {
2492		2904	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2905	} elsif ($self->extcmd == 1) { # TODO: remove
2493	$msg{msgtype} = "event_$type";	2906	push @msg, msgtype => "event_$type";
2494	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2907	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2908	}
		2909	}
		2910
		2911	=item $client->ext_reply ($msgid, @msg)
		2912
		2913	Sends an ext reply to the client.
		2914
		2915	=cut
		2916
		2917	sub cf::client::ext_reply($$@) {
		2918	my ($self, $id, @msg) = @_;
		2919
		2920	if ($self->extcmd == 2) {
		2921	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2922	} elsif ($self->extcmd == 1) {
		2923	#TODO: version 1, remove
		2924	unshift @msg, msgtype => "reply", msgid => $id;
		2925	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2926	}
2495	}	2927	}
2496		2928
2497	=item $success = $client->query ($flags, "text", \&cb)	2929	=item $success = $client->query ($flags, "text", \&cb)
2498		2930
2499	Queues a query to the client, calling the given callback with	2931	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	2986	my ($ns, $buf) = @_;
2555		2987
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2988	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		2989
2558	if (ref $msg) {	2990	if (ref $msg) {
		2991	my ($type, $reply, @payload) =
		2992	"ARRAY" eq ref $msg
		2993	? @$msg
		2994	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2995
		2996	my @reply;
		2997
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2998	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	2999	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	3000	}
		3001
		3002	$ns->ext_reply ($reply, @reply)
		3003	if $reply;
		3004
2565	} else {	3005	} else {
2566	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3006	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2567	}	3007	}
2568		3008
2569	cf::override;	3009	cf::override;
…		…
2616	our $safe = new Safe "safe";	3056	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3057	our $safe_hole = new Safe::Hole;
2618		3058
2619	$SIG{FPE} = 'IGNORE';	3059	$SIG{FPE} = 'IGNORE';
2620		3060
2621	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3061	$safe->permit_only (Opcode::opset qw(
		3062	:base_core :base_mem :base_orig :base_math
		3063	grepstart grepwhile mapstart mapwhile
		3064	sort time
		3065	));
2622		3066
2623	# here we export the classes and methods available to script code	3067	# here we export the classes and methods available to script code
2624		3068
2625	=pod	3069	=pod
2626		3070
2627	The following functions and methods are available within a safe environment:	3071	The following functions and methods are available within a safe environment:
2628		3072
2629	cf::object	3073	cf::object
2630	contr pay_amount pay_player map x y force_find force_add	3074	contr pay_amount pay_player map x y force_find force_add destroy
2631	insert remove	3075	insert remove name archname title slaying race decrease_ob_nr
2632		3076
2633	cf::object::player	3077	cf::object::player
2634	player	3078	player
2635		3079
2636	cf::player	3080	cf::player
…		…
2641		3085
2642	=cut	3086	=cut
2643		3087
2644	for (	3088	for (
2645	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3089	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3090	insert remove inv name archname title slaying race
2646	insert remove)],	3091	decrease_ob_nr destroy)],
2647	["cf::object::player" => qw(player)],	3092	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3093	["cf::player" => qw(peaceful)],
2649	["cf::map" => qw(trigger)],	3094	["cf::map" => qw(trigger)],
2650	) {	3095	) {
2651	no strict 'refs';	3096	no strict 'refs';
…		…
2727	# the server's init and main functions	3172	# the server's init and main functions
2728		3173
2729	sub load_facedata($) {	3174	sub load_facedata($) {
2730	my ($path) = @_;	3175	my ($path) = @_;
2731		3176
		3177	# HACK to clear player env face cache, we need some signal framework
		3178	# for this (global event?)
		3179	%ext::player_env::MUSIC_FACE_CACHE = ();
		3180
		3181	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3182
2732	warn "loading facedata from $path\n";	3183	warn "loading facedata from $path\n";
2733		3184
2734	my $facedata;	3185	my $facedata;
2735	0 < aio_load $path, $facedata	3186	0 < aio_load $path, $facedata
2736	or die "$path: $!";	3187	or die "$path: $!";
…		…
2738	$facedata = Coro::Storable::thaw $facedata;	3189	$facedata = Coro::Storable::thaw $facedata;
2739		3190
2740	$facedata->{version} == 2	3191	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3192	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		3193
		3194	# patch in the exptable
		3195	$facedata->{resource}{"res/exp_table"} = {
		3196	type => FT_RSRC,
		3197	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3198	};
		3199	cf::cede_to_tick;
		3200
2743	{	3201	{
2744	my $faces = $facedata->{faceinfo};	3202	my $faces = $facedata->{faceinfo};
2745		3203
2746	while (my ($face, $info) = each %$faces) {	3204	while (my ($face, $info) = each %$faces) {
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3205	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3206
2748	cf::face::set_visibility $idx, $info->{visibility};	3207	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3208	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3209	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3210	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2752		3211
2753	cf::cede_to_tick;	3212	cf::cede_to_tick;
2754	}	3213	}
2755		3214
2756	while (my ($face, $info) = each %$faces) {	3215	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3216	next unless $info->{smooth};
		3217
2758	my $idx = cf::face::find $face	3218	my $idx = cf::face::find $face
2759	or next;	3219	or next;
		3220
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3221	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3222	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3223	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3224	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3225	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2781		3242
2782	{	3243	{
2783	# TODO: for gcfclient pleasure, we should give resources	3244	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.	3245	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3246	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3247
2788	while (my ($name, $info) = each %$res) {	3248	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3249	if (defined $info->{type}) {
2790	name => $name,
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3250	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3251	my $data;
2796		3252
2797	if ($name =~ /\.jpg$/) {	3253	if ($info->{type} & 1) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3254	# prepend meta info
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3255
		3256	my $meta = $enc->encode ({
		3257	name => $name,
		3258	%{ $info->{meta} || {} },
		3259	});
		3260
		3261	$data = pack "(w/a*)*", $meta, $info->{data};
		3262	} else {
		3263	$data = $info->{data};
		3264	}
		3265
		3266	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3267	cf::face::set_type $idx, $info->{type};
2800	} else {	3268	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3269	$RESOURCE{$name} = $info;
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3270	}
2807		3271
2808	cf::cede_to_tick;	3272	cf::cede_to_tick;
2809	}	3273	}
2810	}	3274	}
2811		3275
		3276	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3277
2812	1	3278	1
2813	}	3279	}
2814		3280
		3281	cf::global->attach (on_resource_update => sub {
		3282	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3283	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3284
		3285	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3286	my $sound = $soundconf->{compat}[$_]
		3287	or next;
		3288
		3289	my $face = cf::face::find "sound/$sound->[1]";
		3290	cf::sound::set $sound->[0] => $face;
		3291	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3292	}
		3293
		3294	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3295	my $face = cf::face::find "sound/$v";
		3296	cf::sound::set $k => $face;
		3297	}
		3298	}
		3299	});
		3300
		3301	register_exticmd fx_want => sub {
		3302	my ($ns, $want) = @_;
		3303
		3304	while (my ($k, $v) = each %$want) {
		3305	$ns->fx_want ($k, $v);
		3306	}
		3307	};
		3308
2815	sub reload_regions {	3309	sub reload_regions {
		3310	# HACK to clear player env face cache, we need some signal framework
		3311	# for this (global event?)
		3312	%ext::player_env::MUSIC_FACE_CACHE = ();
		3313
2816	load_resource_file "$MAPDIR/regions"	3314	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3315	or die "unable to load regions file\n";
2818		3316
2819	for (cf::region::list) {	3317	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3318	$_->{match} = qr/$_->{match}/
…		…
2856		3354
2857	sub init {	3355	sub init {
2858	reload_resources;	3356	reload_resources;
2859	}	3357	}
2860		3358
2861	sub cfg_load {	3359	sub reload_config {
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3360	open my $fh, "<:utf8", "$CONFDIR/config"
2863	or return;	3361	or return;
2864		3362
2865	local $/;	3363	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;	3364	*CFG = YAML::Load <$fh>;
2867		3365
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3366	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2869		3367
2870	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3368	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2871	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3369	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2882	sub main {	3380	sub main {
2883	# we must not ever block the main coroutine	3381	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3382	local $Coro::idle = sub {
2885	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3383	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2886	(async {	3384	(async {
2887	Event::one_event;	3385	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3386	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3387	})->prio (Coro::PRIO_MAX);
2889	};	3388	};
2890		3389
2891	cfg_load;	3390	reload_config;
2892	db_init;	3391	db_init;
2893	load_extensions;	3392	load_extensions;
2894		3393
2895	$TICK_WATCHER->start;	3394	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3395	evthread_start IO::AIO::poll_fileno;
2896	Event::loop;	3396	EV::loop;
2897	}	3397	}
2898		3398
2899	#############################################################################	3399	#############################################################################
2900	# initialisation and cleanup	3400	# initialisation and cleanup
2901		3401
2902	# install some emergency cleanup handlers	3402	# install some emergency cleanup handlers
2903	BEGIN {	3403	BEGIN {
		3404	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3405	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3406	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3407	cf::cleanup "SIG$signal";
2912	},
2913	);	3408	};
2914	}	3409	}
2915	}	3410	}
2916		3411
2917	sub write_runtime {	3412	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";	3413	my $runtime = "$LOCALDIR/runtime";
2919		3414
2920	# first touch the runtime file to show we are still running:	3415	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3416	# the fsync below can take a very very long time.
2922		3417
…		…
2948	and return;	3443	and return;
2949		3444
2950	warn "runtime file written.\n";	3445	warn "runtime file written.\n";
2951		3446
2952	1	3447	1
		3448	}
		3449
		3450	our $uuid_lock;
		3451	our $uuid_skip;
		3452
		3453	sub write_uuid_sync($) {
		3454	$uuid_skip ||= $_[0];
		3455
		3456	return if $uuid_lock;
		3457	local $uuid_lock = 1;
		3458
		3459	my $uuid = "$LOCALDIR/uuid";
		3460
		3461	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3462	or return;
		3463
		3464	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3465	$uuid_skip = 0;
		3466
		3467	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3468	and return;
		3469
		3470	# always fsync - this file is important
		3471	aio_fsync $fh
		3472	and return;
		3473
		3474	close $fh
		3475	or return;
		3476
		3477	aio_rename "$uuid~", $uuid
		3478	and return;
		3479
		3480	warn "uuid file written ($value).\n";
		3481
		3482	1
		3483
		3484	}
		3485
		3486	sub write_uuid($$) {
		3487	my ($skip, $sync) = @_;
		3488
		3489	$sync ? write_uuid_sync $skip
		3490	: async { write_uuid_sync $skip };
2953	}	3491	}
2954		3492
2955	sub emergency_save() {	3493	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3494	my $freeze_guard = cf::freeze_mainloop;
2957		3495
…		…
2963	# and maps saved/destroyed asynchronously.	3501	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3502	warn "begin emergency player save\n";
2965	for my $login (keys %cf::PLAYER) {	3503	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3504	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3505	$pl->valid or next;
		3506	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3507	$pl->save;
2969	}	3508	}
2970	warn "end emergency player save\n";	3509	warn "end emergency player save\n";
2971		3510
2972	warn "begin emergency map save\n";	3511	warn "begin emergency map save\n";
…		…
2978	warn "end emergency map save\n";	3517	warn "end emergency map save\n";
2979		3518
2980	warn "begin emergency database checkpoint\n";	3519	warn "begin emergency database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3520	BDB::db_env_txn_checkpoint $DB_ENV;
2982	warn "end emergency database checkpoint\n";	3521	warn "end emergency database checkpoint\n";
		3522
		3523	warn "begin write uuid\n";
		3524	write_uuid_sync 1;
		3525	warn "end write uuid\n";
2983	};	3526	};
2984		3527
2985	warn "leave emergency perl save\n";	3528	warn "leave emergency perl save\n";
2986	}	3529	}
2987		3530
…		…
3002	warn "reloading...";	3545	warn "reloading...";
3003		3546
3004	warn "entering sync_job";	3547	warn "entering sync_job";
3005		3548
3006	cf::sync_job {	3549	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark	3550	cf::write_runtime_sync; # external watchdog should not bark
3008	cf::emergency_save;	3551	cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark	3552	cf::write_runtime_sync; # external watchdog should not bark
3010		3553
3011	warn "syncing database to disk";	3554	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;	3555	BDB::db_env_txn_checkpoint $DB_ENV;
3013		3556
3014	# if anything goes wrong in here, we should simply crash as we already saved	3557	# if anything goes wrong in here, we should simply crash as we already saved
3015
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020		3558
3021	warn "flushing outstanding aio requests";	3559	warn "flushing outstanding aio requests";
3022	for (;;) {	3560	for (;;) {
3023	BDB::flush;	3561	BDB::flush;
3024	IO::AIO::flush;	3562	IO::AIO::flush;
3025	Coro::cede;	3563	Coro::cede_notself;
3026	last unless IO::AIO::nreqs || BDB::nreqs;	3564	last unless IO::AIO::nreqs || BDB::nreqs;
3027	warn "iterate...";	3565	warn "iterate...";
3028	}	3566	}
3029		3567
3030	++$RELOAD;	3568	++$RELOAD;
…		…
3089	warn "reloading cf.pm";	3627	warn "reloading cf.pm";
3090	require cf;	3628	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3629	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3092		3630
3093	warn "loading config and database again";	3631	warn "loading config and database again";
3094	cf::cfg_load;	3632	cf::reload_config;
3095		3633
3096	warn "loading extensions";	3634	warn "loading extensions";
3097	cf::load_extensions;	3635	cf::load_extensions;
3098		3636
3099	warn "reattaching attachments to objects/players";	3637	warn "reattaching attachments to objects/players";
…		…
3106	warn "leaving sync_job";	3644	warn "leaving sync_job";
3107		3645
3108	1	3646	1
3109	} or do {	3647	} or do {
3110	warn $@;	3648	warn $@;
3111	warn "error while reloading, exiting.";	3649	cf::cleanup "error while reloading, exiting.";
3112	exit 1;
3113	};	3650	};
3114		3651
3115	warn "reloaded";	3652	warn "reloaded";
3116	};	3653	};
3117		3654
…		…
3119		3656
3120	sub reload_perl() {	3657	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	3658	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	3659	# coro crashes during coro_state_free->destroy here.
3123		3660
3124	$RELOAD_WATCHER ||= Event->timer (	3661	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3125	reentrant => 0,
3126	after => 0,
3127	data => WF_AUTOCANCEL,
3128	cb => sub {
3129	do_reload_perl;	3662	do_reload_perl;
3130	undef $RELOAD_WATCHER;	3663	undef $RELOAD_WATCHER;
3131	},
3132	);	3664	};
3133	}	3665	}
3134		3666
3135	register_command "reload" => sub {	3667	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	3668	my ($who, $arg) = @_;
3137		3669
3138	if ($who->flag (FLAG_WIZ)) {	3670	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	3671	$who->message ("reloading server.");
		3672	async {
		3673	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	3674	reload_perl;
		3675	};
3141	}	3676	}
3142	};	3677	};
3143		3678
3144	unshift @INC, $LIBDIR;	3679	unshift @INC, $LIBDIR;
3145		3680
…		…
3147		3682
3148	our @WAIT_FOR_TICK;	3683	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;	3684	our @WAIT_FOR_TICK_BEGIN;
3150		3685
3151	sub wait_for_tick {	3686	sub wait_for_tick {
3152	return unless $TICK_WATCHER->is_active;	3687	return if tick_inhibit;
3153	return if $Coro::current == $Coro::main;	3688	return if $Coro::current == $Coro::main;
3154		3689
3155	my $signal = new Coro::Signal;	3690	my $signal = new Coro::Signal;
3156	push @WAIT_FOR_TICK, $signal;	3691	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;	3692	$signal->wait;
3158	}	3693	}
3159		3694
3160	sub wait_for_tick_begin {	3695	sub wait_for_tick_begin {
3161	return unless $TICK_WATCHER->is_active;	3696	return if tick_inhibit;
3162	return if $Coro::current == $Coro::main;	3697	return if $Coro::current == $Coro::main;
3163		3698
3164	my $signal = new Coro::Signal;	3699	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	3700	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	3701	$signal->wait;
3167	}	3702	}
3168		3703
3169	my $min = 1e6;#d#	3704	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	3705	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3706	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	3707	unless ++$bug_warning > 10;
3181	return;	3708	return;
3182	}	3709	}
3183		3710
3184	$NOW = $tick_start = Event::time;
3185
3186	cf::server_tick; # one server iteration	3711	cf::server_tick; # one server iteration
3187		3712
3188	0 && sync_job {#d#	3713	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3189	for(1..10) {	3714	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3190	my $t = Event::time;	3715	Coro::async_pool {
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3716	$Coro::current->{desc} = "runtime saver";
3192	or die;	3717	write_runtime_sync
3193		3718	or warn "ERROR: unable to write runtime file: $!";
3194	$map->width (50);
3195	$map->height (50);
3196	$map->alloc;
3197	$map->_load_objects ("/tmp/x.map", 1);
3198	my $t = Event::time - $t;
3199
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	3719	};
		3720	}
3210		3721
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3722	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	3723	$sig->send;
3227	}	3724	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	3725	while (my $sig = shift @WAIT_FOR_TICK) {
3229	$sig->send;	3726	$sig->send;
3230	}	3727	}
3231		3728
3232	$NOW = Event::time;	3729	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3730	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		3731
3243	_post_tick;	3732	if (0) {
3244		3733	if ($NEXT_TICK) {
3245		3734	my $jitter = $TICK_START - $NEXT_TICK;
		3735	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3736	warn "jitter $JITTER\n";#d#
		3737	}
3246	},	3738	}
3247	);	3739	}
3248		3740
3249	{	3741	{
3250	BDB::max_poll_time $TICK * 0.1;	3742	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	3743
3252	reentrant => 0,
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	3744	BDB::min_parallel 8;
3260		3745	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	3746	$Coro::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		3747
3276	unless ($DB_ENV) {	3748	unless ($DB_ENV) {
3277	$DB_ENV = BDB::db_env_create;	3749	$DB_ENV = BDB::db_env_create;
		3750	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3751	| BDB::LOG_AUTOREMOVE, 1);
		3752	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3753	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3278		3754
3279	cf::sync_job {	3755	cf::sync_job {
3280	eval {	3756	eval {
3281	BDB::db_env_open	3757	BDB::db_env_open
3282	$DB_ENV,	3758	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3760	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3761	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	3762	0666;
3287		3763
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3764	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	3765	};
3293		3766
3294	cf::cleanup "db_env_open(db): $@" if $@;	3767	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	3768	};
3296	}	3769	}
		3770
		3771	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3772	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3773	};
		3774	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3775	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3776	};
		3777	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3778	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3779	};
3297	}	3780	}
3298		3781
3299	{	3782	{
		3783	# configure IO::AIO
		3784
3300	IO::AIO::min_parallel 8;	3785	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	3786	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	3787	$Coro::AIO::WATCHER->priority (1);
3305	reentrant => 0,
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	3788	}
3313		3789
3314	my $_log_backtrace;	3790	my $_log_backtrace;
3315		3791
3316	sub _log_backtrace {	3792	sub _log_backtrace {
…		…
3320		3796
3321	# limit the # of concurrent backtraces	3797	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	3798	if ($_log_backtrace < 2) {
3323	++$_log_backtrace;	3799	++$_log_backtrace;
3324	async {	3800	async {
		3801	$Coro::current->{desc} = "abt $msg";
		3802
3325	my @bt = fork_call {	3803	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	3804	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3805	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3806	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3329	or die "addr2line: $!";	3807	or die "addr2line: $!";

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