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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.306 by root, Sat Jul 14 14:33:30 2007 UTC vs.
Revision 1.416 by root, Fri Apr 11 13:59:06 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
169	returns directly I<after> the tick processing (and consequently, can only wake one process	191	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		193
		194	=item @cf::INVOKE_RESULTS
		195
		196	This array contains the results of the last C<invoke ()> call. When
		197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		198	that call.
		199
172	=back	200	=back
173		201
174	=cut	202	=cut
175		203
176	BEGIN {	204	BEGIN {
…		…
180	$msg .= "\n"	208	$msg .= "\n"
181	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
182		210
183	$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;
184		212
185	utf8::encode $msg;
186	LOG llevError, $msg;	213	LOG llevError, $msg;
187	};	214	};
188	}	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	$SIG{__DIE__} = sub { }; #d#?
189		231
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	)) {	248	)) {
207	no strict 'refs';	249	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	251	}
210		252
211	$Event::DIED = sub {	253	$EV::DIED = sub {
212	warn "error in event callback: @_";	254	warn "error in event callback: @_";
213	};	255	};
214		256
215	#############################################################################	257	#############################################################################
216		258
…		…
239	$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;
240	$d	282	$d
241	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
242	}	284	}
243		285
244	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
245		287
246	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
247		289
248	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
249		291
250	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
251		293
252	=cut	294	=cut
253		295
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		297
256	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
258		300
259	=item cf::lock_wait $string	301	=item cf::lock_wait $string
260		302
261	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
262		304
…		…
265	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
266	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,
267	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
268	returned.	310	returned.
269		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
270	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
271	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
272		317
273	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
274		319
275	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
276		321
277	=cut	322	=cut
278		323
279	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
280		326
281	sub lock_wait($) {	327	sub lock_wait($) {
282	my ($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#
283		334
284	# wait for lock, if any	335	# wait for lock, if any
285	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;	338	Coro::schedule;
…		…
293		344
294	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
295	lock_wait $key;	346	lock_wait $key;
296		347
297	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
298		350
299	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
300	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
302	}	355	}
303	}	356	}
304		357
…		…
307		360
308	! ! $LOCK{$key}	361	! ! $LOCK{$key}
309	}	362	}
310		363
311	sub freeze_mainloop {	364	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
313		366
314	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
315	$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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
316	};	428	}
317	$TICK_WATCHER->stop;	429	};
318	$guard	430
		431	sub get_slot($;$$) {
		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	$sig->wait;
319	}	441	}
320		442
321	=item cf::async { BLOCK }	443	=item cf::async { BLOCK }
322		444
323	Currently the same as Coro::async_pool, meaning you cannot use	445	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		450
329	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
330		452
331	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
332		454
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	456	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	458	acceptable.
337		459
338	If it must be done, put the blocking parts into C<sync_job>. This will run	460	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	461	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		466
345	sub sync_job(&) {	467	sub sync_job(&) {
346	my ($job) = @_;	468	my ($job) = @_;
347		469
348	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	471	my $time = EV::time;
350		472
351	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
353		475
354	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	477
356	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
357		479
358	my $busy = 1;	480	my $busy = 1;
359	my @res;	481	my @res;
360		482
361	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	485	@res = eval { $job->() };
363	warn $@ if $@;	486	warn $@ if $@;
364	undef $busy;	487	undef $busy;
365	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
366		489
367	while ($busy) {	490	while ($busy) {
368	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
369	}	495	}
		496	}
370		497
371	$time = Event::time - $time;	498	my $time = EV::time - $time;
372		499
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
377		501
378	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
379	} else {	503	} else {
380	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
381		505
…		…
406	=item fork_call { }, $args	530	=item fork_call { }, $args
407		531
408	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
409	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
410	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
411	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
412		536
413	=cut	537	=cut
414
415	sub _store_scalar {
416	open my $fh, ">", \my $buf
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}
423		538
424	sub fork_call(&@) {	539	sub fork_call(&@) {
425	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
426		541
427	# 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,
428	# or die "socketpair: $!";	543	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	544	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		545
432	if (my $pid = fork) {	546	my @res = Coro::Util::fork_eval {
433	close $fh2;
434
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
436	warn "pst<$res>" unless $res =~ /^pst/;
437	$res = Coro::Storable::thaw $res;
438
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;	547	reset_signals;
446	local $SIG{__WARN__};	548	&$cb
447	local $SIG{__DIE__};	549	}, @args;
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453		550
454	eval {	551	wantarray ? @res : $res[-1]
455	close $fh1;	552	}
456		553
457	my @res = eval { $cb->(@args) };	554	=item $coin = coin_from_name $name
458		555
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	556	=cut
460	close $fh2;
461	};
462		557
463	warn $@ if $@;	558	our %coin_alias = (
464	_exit 0;	559	"silver" => "silvercoin",
465	}	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
466	}	579	}
467		580
468	=item $value = cf::db_get $family => $key	581	=item $value = cf::db_get $family => $key
469		582
470	Returns a single value from the environment database.	583	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	585	=item cf::db_put $family => $key => $value
473		586
474	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
475	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).
476		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
477	=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	}
478		613
479	our $DB;	614	our $DB;
480		615
481	sub db_init {	616	sub db_init {
482	unless ($DB) {
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {	617	cf::sync_job {
486	eval {	618	$DB ||= db_table "db";
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}	619	};
496	}	620	}
497		621
498	sub db_get($$) {	622	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	623	my $key = "$_[0]/$_[1]";
500		624
…		…
550	if (1) {	674	if (1) {
551	$md5 =	675	$md5 =
552	join "\x00",	676	join "\x00",
553	$processversion,	677	$processversion,
554	map {	678	map {
555	Coro::cede;	679	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	680	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	681	} 0.. $#$src;
558		682
559		683
560	my $dbmd5 = db_get cache => "$id/md5";	684	my $dbmd5 = db_get cache => "$id/md5";
…		…
604	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")
605	to it. All such attachable objects support the following methods.	729	to it. All such attachable objects support the following methods.
606		730
607	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>
608	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
609	Crossfire TRT).	733	Deliantra).
610		734
611	=over 4	735	=over 4
612		736
613	=item $attachable->attach ($attachment, key => $value...)	737	=item $attachable->attach ($attachment, key => $value...)
614		738
…		…
866	";	990	";
867	die if $@;	991	die if $@;
868	}	992	}
869		993
870	our $override;	994	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	995	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		996
873	sub override {	997	sub override {
874	$override = 1;	998	$override = 1;
875	@invoke_results = ();	999	@INVOKE_RESULTS = (@_);
876	}	1000	}
877		1001
878	sub do_invoke {	1002	sub do_invoke {
879	my $event = shift;	1003	my $event = shift;
880	my $callbacks = shift;	1004	my $callbacks = shift;
881		1005
882	@invoke_results = ();	1006	@INVOKE_RESULTS = ();
883		1007
884	local $override;	1008	local $override;
885		1009
886	for (@$callbacks) {	1010	for (@$callbacks) {
887	eval { &{$_->[1]} };	1011	eval { &{$_->[1]} };
…		…
896	}	1020	}
897		1021
898	0	1022	0
899	}	1023	}
900		1024
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1025	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1026
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1028
905	Generate an object-specific event with the given arguments.	1029	Generate an object-specific event with the given arguments.
906		1030
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1031	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1032	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1033	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1034
911	=back	1035	=back
912		1036
913	=cut	1037	=cut
914		1038
915	#############################################################################	1039	#############################################################################
916	# object support	1040	# object support
		1041
		1042	sub _object_equal($$);
		1043	sub _object_equal($$) {
		1044	my ($a, $b) = @_;
		1045
		1046	return 0 unless (ref $a) eq (ref $b);
		1047
		1048	if ("HASH" eq ref $a) {
		1049	my @ka = keys %$a;
		1050	my @kb = keys %$b;
		1051
		1052	return 0 if @ka != @kb;
		1053
		1054	for (0 .. $#ka) {
		1055	return 0 unless $ka[$_] eq $kb[$_];
		1056	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1057	}
		1058
		1059	} elsif ("ARRAY" eq ref $a) {
		1060
		1061	return 0 if @$a != @$b;
		1062
		1063	for (0 .. $#$a) {
		1064	return 0 unless _object_equal $a->[$_], $b->[$_];
		1065	}
		1066
		1067	} elsif ($a ne $b) {
		1068	return 0;
		1069	}
		1070
		1071	1
		1072	}
		1073
		1074	our $SLOW_MERGES;#d#
		1075	sub _can_merge {
		1076	my ($ob1, $ob2) = @_;
		1077
		1078	++$SLOW_MERGES;#d#
		1079
		1080	# we do the slow way here
		1081	return _object_equal $ob1, $ob2
		1082	}
917		1083
918	sub reattach {	1084	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1085	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1086	my ($obj) = @_;
921		1087
…		…
942	cf::attachable->attach (	1108	cf::attachable->attach (
943	prio => -1000000,	1109	prio => -1000000,
944	on_instantiate => sub {	1110	on_instantiate => sub {
945	my ($obj, $data) = @_;	1111	my ($obj, $data) = @_;
946		1112
947	$data = from_json $data;	1113	$data = decode_json $data;
948		1114
949	for (@$data) {	1115	for (@$data) {
950	my ($name, $args) = @$_;	1116	my ($name, $args) = @$_;
951		1117
952	$obj->attach ($name, %{$args || {} });	1118	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1134	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1135	my ($filename, $rdata, $objs) = @_;
970		1136
971	sync_job {	1137	sync_job {
972	if (length $$rdata) {	1138	if (length $$rdata) {
		1139	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1140	warn sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1141	$decname, length $$rdata, scalar @$objs;
975		1142
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1144	chmod SAVE_MODE, $fh;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1146	aio_fsync $fh if $cf::USE_FSYNC;
980	close $fh;	1147	close $fh;
981		1148
982	if (@$objs) {	1149	if (@$objs) {
983	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) {
984	chmod SAVE_MODE, $fh;	1151	chmod SAVE_MODE, $fh;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1153	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
988	close $fh;	1155	close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1156	aio_rename "$filename.pst~", "$filename.pst";
990	}	1157	}
…		…
998	}	1165	}
999	} else {	1166	} else {
1000	aio_unlink $filename;	1167	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
1002	}	1169	}
1003	}	1170	};
1004	}	1171	}
1005		1172
1006	sub object_freezer_as_string {	1173	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1174	my ($rdata, $objs) = @_;
1008		1175
…		…
1020	or return;	1187	or return;
1021		1188
1022	unless (aio_stat "$filename.pst") {	1189	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1190	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1191	or return;
		1192
1025	$av = eval { (Storable::thaw $av)->{objs} };	1193	my $st = eval { Coro::Storable::thaw $av };
		1194	$av = $st->{objs};
1026	}	1195	}
1027		1196
		1197	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1198	warn sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1199	$decname, length $data, scalar @{$av || []};
		1200
1030	return ($data, $av);	1201	($data, $av)
1031	}	1202	}
1032		1203
1033	=head2 COMMAND CALLBACKS	1204	=head2 COMMAND CALLBACKS
1034		1205
1035	=over 4	1206	=over 4
…		…
1108	my ($pl, $buf) = @_;	1279	my ($pl, $buf) = @_;
1109		1280
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1281	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1282
1112	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
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1291	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1292	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1293	}
		1294
		1295	$pl->ext_reply ($reply, @reply)
		1296	if $reply;
		1297
1118	} else {	1298	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1300	}
1121		1301
1122	cf::override;	1302	cf::override;
…		…
1175	my $msg = $@ ? "$v->{path}: $@\n"	1355	my $msg = $@ ? "$v->{path}: $@\n"
1176	: "$v->{base}: extension inactive.\n";	1356	: "$v->{base}: extension inactive.\n";
1177		1357
1178	if (exists $v->{meta}{mandatory}) {	1358	if (exists $v->{meta}{mandatory}) {
1179	warn $msg;	1359	warn $msg;
1180	warn "mandatory extension failed to load, exiting.\n";	1360	cf::cleanup "mandatory extension failed to load, exiting.";
1181	exit 1;
1182	}	1361	}
1183		1362
1184	warn $msg;	1363	warn $msg;
1185	}	1364	}
1186		1365
…		…
1211	use Coro::AIO;	1390	use Coro::AIO;
1212		1391
1213	=head3 cf::player	1392	=head3 cf::player
1214		1393
1215	=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	}
1216		1409
1217	=item cf::player::find $login	1410	=item cf::player::find $login
1218		1411
1219	Returns the given player object, loading it if necessary (might block).	1412	Returns the given player object, loading it if necessary (might block).
1220		1413
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1449	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1450	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1451	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1452	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1453
1261	my $pl = load_pl path $login	1454	my $f = new_from_file cf::object::thawer path $login
1262	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;
1263	$cf::PLAYER{$login} = $pl	1461	$cf::PLAYER{$login} = $pl
1264	}	1462	}
1265	}	1463	}
1266	}	1464	}
1267		1465
…		…
1277		1475
1278	aio_mkdir playerdir $pl, 0770;	1476	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1477	$pl->{last_save} = $cf::RUNTIME;
1280		1478
1281	$pl->save_pl ($path);	1479	$pl->save_pl ($path);
1282	Coro::cede;	1480	cf::cede_to_tick;
1283	}	1481	}
1284		1482
1285	sub new($) {	1483	sub new($) {
1286	my ($login) = @_;	1484	my ($login) = @_;
1287		1485
…		…
1291	$self->{deny_save} = 1;	1489	$self->{deny_save} = 1;
1292		1490
1293	$cf::PLAYER{$login} = $self;	1491	$cf::PLAYER{$login} = $self;
1294		1492
1295	$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 (@_);
1296	}	1504	}
1297		1505
1298	=item $pl->quit_character	1506	=item $pl->quit_character
1299		1507
1300	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
…		…
1355	or return [];	1563	or return [];
1356		1564
1357	my @logins;	1565	my @logins;
1358		1566
1359	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") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1573	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1574	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1575	}
1363		1576
1364	utf8::decode $login;	1577	utf8::decode $login;
1365	push @logins, $login;	1578	push @logins, $login;
1366	}	1579	}
1367		1580
…		…
1400		1613
1401	Expand crossfire pod fragments into protocol xml.	1614	Expand crossfire pod fragments into protocol xml.
1402		1615
1403	=cut	1616	=cut
1404		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
1405	sub expand_cfpod {	1629	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;	1630	my ($self, $pod) = @_;
1407		1631
1408	# escape & and <	1632	my $xml;
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411		1633
1412	# this is buggy, it needs to properly take care of nested <'s	1634	while () {
		1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1636	$group = $1;
1413		1637
1414	1 while	1638	$group =~ s/&/&amp;/g;
1415	# replace B<>, I<>, U<> etc.	1639	$group =~ s/</&lt;/g;
1416	s/B<([^\>]*)>/<b>$1<\/b>/	1640
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/	1641	$xml .= $group;
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/	1642	} elsif ($pod =~ m%\G
1419	# replace G<male|female> tags	1643	([BCGHITU])
1420	|| s{G<([^>|]*)\|([^>]*)>}{	1644	<
1421	$self->gender ? $2 : $1	1645	(?:
1422	}ge	1646	([^<>]*) (?{ $group = $^N })
1423	# replace H<hint text>	1647	| < $interior >
1424	|| s{H<([^\>]*)>}	1648	)
		1649	>
		1650	%gcsx
1425	{	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") {
1426	("<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>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")	1671	"")
1429	[$self->{hintmode}]	1672	[$self->{hintmode}];
		1673	} else {
		1674	$xml .= "error processing '$code($data)' directive";
1430	}ge;	1675	}
		1676	} else {
		1677	if ($pod =~ /\G(.+)/) {
		1678	warn "parse error while expanding $pod (at $1)";
		1679	}
		1680	last;
		1681	}
		1682	}
1431		1683
		1684	for ($xml) {
1432	# create single paragraphs (very hackish)	1685	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;	1686	s/(?<=\S)\n(?=\w)/ /g;
1434		1687
1435	# compress some whitespace	1688	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends	1689	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines	1690	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines	1691	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines	1692	s/\n+$//; # ending lines
		1693	}
1440		1694
1441	$_	1695	$xml
1442	}	1696	}
		1697
		1698	no re 'eval';
1443		1699
1444	sub hintmode {	1700	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;	1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}	1702	$_[0]{hintmode}
1447	}	1703	}
1448		1704
1449	=item $player->ext_reply ($msgid, %msg)	1705	=item $player->ext_reply ($msgid, @msg)
1450		1706
1451	Sends an ext reply to the player.	1707	Sends an ext reply to the player.
1452		1708
1453	=cut	1709	=cut
1454		1710
1455	sub ext_reply($$%) {	1711	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1712	my ($self, $id, @msg) = @_;
1457		1713
1458	$msg{msgid} = $id;	1714	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1715	}
1461		1716
1462	=item $player->ext_event ($type, %msg)	1717	=item $player->ext_msg ($type, @msg)
1463		1718
1464	Sends an ext event to the client.	1719	Sends an ext event to the client.
1465		1720
1466	=cut	1721	=cut
1467		1722
1468	sub ext_event($$%) {	1723	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1724	my ($self, $type, @msg) = @_;
1470		1725
1471	$self->ns->ext_event ($type, %msg);	1726	$self->ns->ext_msg ($type, @msg);
1472	}	1727	}
1473		1728
1474	=head3 cf::region	1729	=head3 cf::region
1475		1730
1476	=over 4	1731	=over 4
…		…
1619	$self->init; # pass $1 etc.	1874	$self->init; # pass $1 etc.
1620	return $self;	1875	return $self;
1621	}	1876	}
1622	}	1877	}
1623		1878
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1879	Carp::cluck "unable to resolve path '$path' (base '$base').";
1625	()	1880	()
1626	}	1881	}
1627		1882
1628	sub init {	1883	sub init {
1629	my ($self) = @_;	1884	my ($self) = @_;
…		…
1692		1947
1693	sub load_header_from($) {	1948	sub load_header_from($) {
1694	my ($self, $path) = @_;	1949	my ($self, $path) = @_;
1695		1950
1696	utf8::encode $path;	1951	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1952	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1953	or return;
		1954
		1955	$self->_load_header ($f)
		1956	or return;
		1957
		1958	local $MAP_LOADING{$self->{path}} = $self;
		1959	$f->resolve_delayed_derefs;
1702		1960
1703	$self->{load_path} = $path;	1961	$self->{load_path} = $path;
1704		1962
1705	1	1963	1
1706	}	1964	}
…		…
1760	sub find {	2018	sub find {
1761	my ($path, $origin) = @_;	2019	my ($path, $origin) = @_;
1762		2020
1763	$path = normalise $path, $origin && $origin->path;	2021	$path = normalise $path, $origin && $origin->path;
1764		2022
		2023	cf::lock_wait "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2024	cf::lock_wait "map_find:$path";
1766		2025
1767	$cf::MAP{$path} || do {	2026	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";	2027	my $guard1 = cf::lock_acquire "map_find:$path";
		2028	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2029
1769	my $map = new_from_path cf::map $path	2030	my $map = new_from_path cf::map $path
1770	or return;	2031	or return;
1771		2032
1772	$map->{last_save} = $cf::RUNTIME;	2033	$map->{last_save} = $cf::RUNTIME;
1773		2034
…		…
1775	or return;	2036	or return;
1776		2037
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2038	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2039	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2040	#$cf::WAIT_FOR_TICK->wait;
		2041	undef $guard1;
		2042	undef $guard2;
1780	$map->reset;	2043	$map->reset;
1781	undef $guard;
1782	return find $path;	2044	return find $path;
1783	}	2045	}
1784		2046
1785	$cf::MAP{$path} = $map	2047	$cf::MAP{$path} = $map
1786	}	2048	}
…		…
1795	local $self->{deny_reset} = 1; # loading can take a long time	2057	local $self->{deny_reset} = 1; # loading can take a long time
1796		2058
1797	my $path = $self->{path};	2059	my $path = $self->{path};
1798		2060
1799	{	2061	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2062	my $guard = cf::lock_acquire "map_data:$path";
1801		2063
		2064	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2065	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2066
1804	$self->in_memory (cf::MAP_LOADING);	2067	$self->in_memory (cf::MAP_LOADING);
1805		2068
1806	$self->alloc;	2069	$self->alloc;
1807		2070
1808	$self->pre_load;	2071	$self->pre_load;
1809	Coro::cede;	2072	cf::cede_to_tick;
1810		2073
		2074	my $f = new_from_file cf::object::thawer $self->{load_path};
		2075	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2076	$self->_load_objects ($f)
1812	or return;	2077	or return;
1813		2078
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2079	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1815	if delete $self->{load_original};	2080	if delete $self->{load_original};
1816		2081
1817	if (my $uniq = $self->uniq_path) {	2082	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2083	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2084	unless (aio_stat $uniq) {
		2085	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2086	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2087	$self->_load_objects ($f);
		2088	$f->resolve_delayed_derefs;
		2089	}
1822	}	2090	}
1823	}	2091	}
1824		2092
1825	Coro::cede;	2093	$f->resolve_delayed_derefs;
		2094
		2095	cf::cede_to_tick;
1826	# now do the right thing for maps	2096	# now do the right thing for maps
1827	$self->link_multipart_objects;	2097	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2098	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2099	unless $self->difficulty;
1830	Coro::cede;	2100	cf::cede_to_tick;
1831		2101
1832	unless ($self->{deny_activate}) {	2102	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2103	$self->decay_objects;
1834	$self->fix_auto_apply;	2104	$self->fix_auto_apply;
1835	$self->update_buttons;	2105	$self->update_buttons;
1836	Coro::cede;	2106	cf::cede_to_tick;
1837	$self->set_darkness_map;	2107	$self->set_darkness_map;
1838	Coro::cede;	2108	cf::cede_to_tick;
1839	$self->activate;	2109	$self->activate;
1840	}	2110	}
		2111
		2112	$self->{last_save} = $cf::RUNTIME;
		2113	$self->last_access ($cf::RUNTIME);
1841		2114
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2115	$self->in_memory (cf::MAP_IN_MEMORY);
1843	}	2116	}
1844		2117
1845	$self->post_load;	2118	$self->post_load;
…		…
1856		2129
1857	$self	2130	$self
1858	}	2131	}
1859		2132
1860	# find and load all maps in the 3x3 area around a map	2133	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2134	sub load_neighbours {
1862	my ($map) = @_;	2135	my ($map) = @_;
1863		2136
1864	my @diag; # diagonal neighbours	2137	my @neigh; # diagonal neighbours
1865		2138
1866	for (0 .. 3) {	2139	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2140	my $neigh = $map->tile_path ($_)
1868	or next;	2141	or next;
1869	$neigh = find $neigh, $map	2142	$neigh = find $neigh, $map
1870	or next;	2143	or next;
1871	$neigh->load;	2144	$neigh->load;
1872		2145
		2146	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2147	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2148	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2149	}
1876		2150
1877	for (@diag) {	2151	for (grep defined $_->[0], @neigh) {
		2152	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2153	my $neigh = find $path, $origin
1879	or next;	2154	or next;
1880	$neigh->load;	2155	$neigh->load;
1881	}	2156	}
1882	}	2157	}
1883		2158
…		…
1888	}	2163	}
1889		2164
1890	sub do_load_sync {	2165	sub do_load_sync {
1891	my ($map) = @_;	2166	my ($map) = @_;
1892		2167
		2168	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2169	if $Coro::current == $Coro::main;
		2170
1893	cf::sync_job { $map->load };	2171	cf::sync_job { $map->load };
1894	}	2172	}
1895		2173
1896	our %MAP_PREFETCH;	2174	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2175	our $MAP_PREFETCHER = undef;
1898		2176
1899	sub find_async {	2177	sub find_async {
1900	my ($path, $origin) = @_;	2178	my ($path, $origin, $load) = @_;
1901		2179
1902	$path = normalise $path, $origin && $origin->{path};	2180	$path = normalise $path, $origin && $origin->{path};
1903		2181
1904	if (my $map = $cf::MAP{$path}) {	2182	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2183	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1906	}	2184	}
1907		2185
1908	undef $MAP_PREFETCH{$path};	2186	$MAP_PREFETCH{$path} |= $load;
		2187
1909	$MAP_PREFETCHER ||= cf::async {	2188	$MAP_PREFETCHER ||= cf::async {
		2189	$Coro::current->{desc} = "map prefetcher";
		2190
1910	while (%MAP_PREFETCH) {	2191	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2192	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2193	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2194	$map->load if $v;
		2195	}
1915		2196
1916	delete $MAP_PREFETCH{$path};	2197	delete $MAP_PREFETCH{$k};
1917	}	2198	}
1918	}	2199	}
1919	undef $MAP_PREFETCHER;	2200	undef $MAP_PREFETCHER;
1920	};	2201	};
1921	$MAP_PREFETCHER->prio (6);	2202	$MAP_PREFETCHER->prio (6);
…		…
1924	}	2205	}
1925		2206
1926	sub save {	2207	sub save {
1927	my ($self) = @_;	2208	my ($self) = @_;
1928		2209
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;	2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
1930		2211
1931	$self->{last_save} = $cf::RUNTIME;	2212	$self->{last_save} = $cf::RUNTIME;
1932		2213
1933	return unless $self->dirty;	2214	return unless $self->dirty;
1934		2215
…		…
1940	return if $self->{deny_save};	2221	return if $self->{deny_save};
1941		2222
1942	local $self->{last_access} = $self->last_access;#d#	2223	local $self->{last_access} = $self->last_access;#d#
1943		2224
1944	cf::async {	2225	cf::async {
		2226	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2227	$_->contr->save for $self->players;
1946	};	2228	};
1947		2229
1948	if ($uniq) {	2230	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2231	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1957	my ($self) = @_;	2239	my ($self) = @_;
1958		2240
1959	# save first because save cedes	2241	# save first because save cedes
1960	$self->save;	2242	$self->save;
1961		2243
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2244	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2245
1964	return if $self->players;	2246	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;	2247	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};	2248	return if $self->{deny_save};
1967		2249
		2250	$self->in_memory (cf::MAP_SWAPPED);
		2251
		2252	$self->deactivate;
		2253	$_->clear_links_to ($self) for values %cf::MAP;
1968	$self->clear;	2254	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2255	}
1971		2256
1972	sub reset_at {	2257	sub reset_at {
1973	my ($self) = @_;	2258	my ($self) = @_;
1974		2259
…		…
2006	if $uniq;	2291	if $uniq;
2007	}	2292	}
2008		2293
2009	delete $cf::MAP{$self->path};	2294	delete $cf::MAP{$self->path};
2010		2295
		2296	$self->deactivate;
		2297	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2298	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2299
2015	$self->unlink_save;	2300	$self->unlink_save;
2016	$self->destroy;	2301	$self->destroy;
2017	}	2302	}
2018		2303
2019	my $nuke_counter = "aaaa";	2304	my $nuke_counter = "aaaa";
2020		2305
2021	sub nuke {	2306	sub nuke {
2022	my ($self) = @_;	2307	my ($self) = @_;
2023		2308
		2309	{
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
2024	delete $cf::MAP{$self->path};	2312	delete $cf::MAP{$self->path};
2025		2313
2026	$self->unlink_save;	2314	$self->unlink_save;
2027		2315
2028	bless $self, "cf::map";	2316	bless $self, "cf::map";
2029	delete $self->{deny_reset};	2317	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2318	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2319	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2320	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2321
2034	$cf::MAP{$self->path} = $self;	2322	$cf::MAP{$self->path} = $self;
		2323	}
2035		2324
2036	$self->reset; # polite request, might not happen	2325	$self->reset; # polite request, might not happen
2037	}	2326	}
2038		2327
2039	=item $maps = cf::map::tmp_maps	2328	=item $maps = cf::map::tmp_maps
…		…
2088	: ()	2377	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2378	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2379	]
2091	}	2380	}
2092		2381
2093	package cf;
2094
2095	=back	2382	=back
2096		2383
2097	=head3 cf::object	2384	=head3 cf::object
2098		2385
2099	=cut	2386	=cut
…		…
2113	map { $_, inv_recursive_ $_->inv } @_	2400	map { $_, inv_recursive_ $_->inv } @_
2114	}	2401	}
2115		2402
2116	sub inv_recursive {	2403	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2404	inv_recursive_ inv $_[0]
		2405	}
		2406
		2407	=item $ref = $ob->ref
		2408
		2409	creates and returns a persistent reference to an objetc that can be stored as a string.
		2410
		2411	=item $ob = cf::object::deref ($refstring)
		2412
		2413	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2414	even if the object actually exists. May block.
		2415
		2416	=cut
		2417
		2418	sub deref {
		2419	my ($ref) = @_;
		2420
		2421	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2422	my ($uuid, $name) = ($1, $2);
		2423	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2424	or return;
		2425	$pl->ob->uuid eq $uuid
		2426	or return;
		2427
		2428	$pl->ob
		2429	} else {
		2430	warn "$ref: cannot resolve object reference\n";
		2431	undef
		2432	}
2118	}	2433	}
2119		2434
2120	package cf;	2435	package cf;
2121		2436
2122	=back	2437	=back
…		…
2146		2461
2147	} else {	2462	} else {
2148	my $pl = $self->contr;	2463	my $pl = $self->contr;
2149		2464
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2465	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2466	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2467	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2468
2159	} else {	2469	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2470	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2471	$self->message ($msg, $flags);
2162	}	2472	}
2163	}	2473	}
		2474	}
		2475
		2476	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2477
		2478	=cut
		2479
		2480	sub cf::object::send_msg {
		2481	my $pl = shift->contr
		2482	or return;
		2483	$pl->send_msg (@_);
2164	}	2484	}
2165		2485
2166	=item $player_object->may ("access")	2486	=item $player_object->may ("access")
2167		2487
2168	Returns wether the given player is authorized to access resource "access"	2488	Returns wether the given player is authorized to access resource "access"
…		…
2247	# use -1 or undef as default coordinates, not 0, 0	2567	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2568	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2569	if $x <=0 && $y <= 0;
2250		2570
2251	$map->load;	2571	$map->load;
2252	$map->load_diag;	2572	$map->load_neighbours;
2253		2573
2254	return unless $self->contr->active;	2574	return unless $self->contr->active;
2255	$self->activate_recursive;	2575	$self->activate_recursive;
2256		2576
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2577	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2277	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2597	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2278		2598
2279	$self->enter_link;	2599	$self->enter_link;
2280		2600
2281	(async {	2601	(async {
		2602	$Coro::current->{desc} = "player::goto $path $x $y";
		2603
		2604	# *tag paths override both path and x|y
		2605	if ($path =~ /^\*(.*)$/) {
		2606	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2607	my $ob = $obs[rand @obs];
		2608
		2609	# see if we actually can go there
		2610	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2611	$ob = $obs[rand @obs];
		2612	} else {
		2613	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2614	}
		2615	# else put us there anyways for now #d#
		2616
		2617	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2618	} else {
		2619	($path, $x, $y) = (undef, undef, undef);
		2620	}
		2621	}
		2622
2282	my $map = eval {	2623	my $map = eval {
2283	my $map = cf::map::find $path;	2624	my $map = defined $path ? cf::map::find $path : undef;
2284		2625
2285	if ($map) {	2626	if ($map) {
2286	$map = $map->customise_for ($self);	2627	$map = $map->customise_for ($self);
2287	$map = $check->($map) if $check && $map;	2628	$map = $check->($map) if $check && $map;
2288	} else {	2629	} else {
2289	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2630	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2290	}	2631	}
2291		2632
2292	$map	2633	$map
2293	};	2634	};
2294		2635
…		…
2347	$rmp->{origin_y} = $exit->y;	2688	$rmp->{origin_y} = $exit->y;
2348	}	2689	}
2349		2690
2350	$rmp->{random_seed} ||= $exit->random_seed;	2691	$rmp->{random_seed} ||= $exit->random_seed;
2351		2692
2352	my $data = cf::to_json $rmp;	2693	my $data = cf::encode_json $rmp;
2353	my $md5 = Digest::MD5::md5_hex $data;	2694	my $md5 = Digest::MD5::md5_hex $data;
2354	my $meta = "$RANDOMDIR/$md5.meta";	2695	my $meta = "$RANDOMDIR/$md5.meta";
2355		2696
2356	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2697	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2357	aio_write $fh, 0, (length $data), $data, 0;	2698	aio_write $fh, 0, (length $data), $data, 0;
…		…
2384	# if exit is damned, update players death & WoR home-position	2725	# if exit is damned, update players death & WoR home-position
2385	$self->contr->savebed ($slaying, $hp, $sp)	2726	$self->contr->savebed ($slaying, $hp, $sp)
2386	if $exit->flag (FLAG_DAMNED);	2727	if $exit->flag (FLAG_DAMNED);
2387		2728
2388	(async {	2729	(async {
		2730	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2731
2389	$self->deactivate_recursive; # just to be sure	2732	$self->deactivate_recursive; # just to be sure
2390	unless (eval {	2733	unless (eval {
2391	$self->goto ($slaying, $hp, $sp);	2734	$self->goto ($slaying, $hp, $sp);
2392		2735
2393	1;	2736	1;
…		…
2419		2762
2420	utf8::encode $text;	2763	utf8::encode $text;
2421	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2764	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2422	}	2765	}
2423		2766
2424	=item $client->send_msg ($color, $type, $msg, [extra...])	2767	=item $client->send_msg ($channel, $msg, $color, [extra...])
2425		2768
2426	Send a drawinfo or msg packet to the client, formatting the msg for the	2769	Send a drawinfo or msg packet to the client, formatting the msg for the
2427	client if neccessary. C<$type> should be a string identifying the type of	2770	client if neccessary. C<$type> should be a string identifying the type of
2428	the message, with C<log> being the default. If C<$color> is negative, suppress	2771	the message, with C<log> being the default. If C<$color> is negative, suppress
2429	the message unless the client supports the msg packet.	2772	the message unless the client supports the msg packet.
2430		2773
2431	=cut	2774	=cut
2432		2775
		2776	# non-persistent channels (usually the info channel)
		2777	our %CHANNEL = (
		2778	"c/identify" => {
		2779	id => "infobox",
		2780	title => "Identify",
		2781	reply => undef,
		2782	tooltip => "Items recently identified",
		2783	},
		2784	"c/examine" => {
		2785	id => "infobox",
		2786	title => "Examine",
		2787	reply => undef,
		2788	tooltip => "Signs and other items you examined",
		2789	},
		2790	"c/book" => {
		2791	id => "infobox",
		2792	title => "Book",
		2793	reply => undef,
		2794	tooltip => "The contents of a note or book",
		2795	},
		2796	"c/lookat" => {
		2797	id => "infobox",
		2798	title => "Look",
		2799	reply => undef,
		2800	tooltip => "What you saw there",
		2801	},
		2802	"c/who" => {
		2803	id => "infobox",
		2804	title => "Players",
		2805	reply => undef,
		2806	tooltip => "Shows players who are currently online",
		2807	},
		2808	"c/body" => {
		2809	id => "infobox",
		2810	title => "Body Parts",
		2811	reply => undef,
		2812	tooltip => "Shows which body parts you posess and are available",
		2813	},
		2814	"c/uptime" => {
		2815	id => "infobox",
		2816	title => "Uptime",
		2817	reply => undef,
		2818	tooltip => "How long the server has been running since last restart",
		2819	},
		2820	"c/mapinfo" => {
		2821	id => "infobox",
		2822	title => "Map Info",
		2823	reply => undef,
		2824	tooltip => "Information related to the maps",
		2825	},
		2826	);
		2827
2433	sub cf::client::send_msg {	2828	sub cf::client::send_msg {
2434	my ($self, $color, $type, $msg, @extra) = @_;	2829	my ($self, $channel, $msg, $color, @extra) = @_;
2435		2830
2436	$msg = $self->pl->expand_cfpod ($msg);	2831	$msg = $self->pl->expand_cfpod ($msg);
2437		2832
		2833	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2834
		2835	# check predefined channels, for the benefit of C
		2836	if ($CHANNEL{$channel}) {
		2837	$channel = $CHANNEL{$channel};
		2838
		2839	$self->ext_msg (channel_info => $channel)
		2840	if $self->can_msg;
		2841
		2842	$channel = $channel->{id};
		2843
		2844	} elsif (ref $channel) {
		2845	# send meta info to client, if not yet sent
		2846	unless (exists $self->{channel}{$channel->{id}}) {
		2847	$self->{channel}{$channel->{id}} = $channel;
		2848	$self->ext_msg (channel_info => $channel)
		2849	if $self->can_msg;
		2850	}
		2851
		2852	$channel = $channel->{id};
		2853	}
		2854
2438	return unless @extra || length $msg;	2855	return unless @extra || length $msg;
2439		2856
2440	if ($self->can_msg) {	2857	if ($self->can_msg) {
		2858	# default colour, mask it out
		2859	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2860	if $color & cf::NDI_DEF;
		2861
2441	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2862	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2442	} else {	2864	} else {
2443	# replace some tags by gcfclient-compatible ones
2444	for ($msg) {
2445	1 while
2446	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2447	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2448	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2449	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2450	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2451	}
2452
2453	if ($color >= 0) {	2865	if ($color >= 0) {
		2866	# replace some tags by gcfclient-compatible ones
		2867	for ($msg) {
		2868	1 while
		2869	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2870	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2871	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2872	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2873	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2874	}
		2875
		2876	$color &= cf::NDI_COLOR_MASK;
		2877
		2878	utf8::encode $msg;
		2879
2454	if (0 && $msg =~ /\[/) {	2880	if (0 && $msg =~ /\[/) {
		2881	# COMMAND/INFO
2455	$self->send_packet ("drawextinfo $color 4 0 $msg")	2882	$self->send_packet ("drawextinfo $color 10 8 $msg")
2456	} else {	2883	} else {
2457	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2884	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2458	$self->send_packet ("drawinfo $color $msg")	2885	$self->send_packet ("drawinfo $color $msg")
2459	}	2886	}
2460	}	2887	}
2461	}	2888	}
2462	}	2889	}
2463		2890
2464	=item $client->ext_event ($type, %msg)	2891	=item $client->ext_msg ($type, @msg)
2465		2892
2466	Sends an ext event to the client.	2893	Sends an ext event to the client.
2467		2894
2468	=cut	2895	=cut
2469		2896
2470	sub cf::client::ext_event($$%) {	2897	sub cf::client::ext_msg($$@) {
2471	my ($self, $type, %msg) = @_;	2898	my ($self, $type, @msg) = @_;
2472		2899
2473	return unless $self->extcmd;	2900	if ($self->extcmd == 2) {
2474		2901	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2902	} elsif ($self->extcmd == 1) { # TODO: remove
2475	$msg{msgtype} = "event_$type";	2903	push @msg, msgtype => "event_$type";
2476	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2904	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2905	}
		2906	}
		2907
		2908	=item $client->ext_reply ($msgid, @msg)
		2909
		2910	Sends an ext reply to the client.
		2911
		2912	=cut
		2913
		2914	sub cf::client::ext_reply($$@) {
		2915	my ($self, $id, @msg) = @_;
		2916
		2917	if ($self->extcmd == 2) {
		2918	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2919	} elsif ($self->extcmd == 1) {
		2920	#TODO: version 1, remove
		2921	unshift @msg, msgtype => "reply", msgid => $id;
		2922	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2923	}
2477	}	2924	}
2478		2925
2479	=item $success = $client->query ($flags, "text", \&cb)	2926	=item $success = $client->query ($flags, "text", \&cb)
2480		2927
2481	Queues a query to the client, calling the given callback with	2928	Queues a query to the client, calling the given callback with
…		…
2536	my ($ns, $buf) = @_;	2983	my ($ns, $buf) = @_;
2537		2984
2538	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2985	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2539		2986
2540	if (ref $msg) {	2987	if (ref $msg) {
		2988	my ($type, $reply, @payload) =
		2989	"ARRAY" eq ref $msg
		2990	? @$msg
		2991	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2992
		2993	my @reply;
		2994
2541	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2995	if (my $cb = $EXTICMD{$type}) {
2542	if (my %reply = $cb->($ns, $msg)) {	2996	@reply = $cb->($ns, @payload);
2543	$reply{msgid} = $msg->{msgid};
2544	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2545	}
2546	}	2997	}
		2998
		2999	$ns->ext_reply ($reply, @reply)
		3000	if $reply;
		3001
2547	} else {	3002	} else {
2548	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3003	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2549	}	3004	}
2550		3005
2551	cf::override;	3006	cf::override;
…		…
2598	our $safe = new Safe "safe";	3053	our $safe = new Safe "safe";
2599	our $safe_hole = new Safe::Hole;	3054	our $safe_hole = new Safe::Hole;
2600		3055
2601	$SIG{FPE} = 'IGNORE';	3056	$SIG{FPE} = 'IGNORE';
2602		3057
2603	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3058	$safe->permit_only (Opcode::opset qw(
		3059	:base_core :base_mem :base_orig :base_math
		3060	grepstart grepwhile mapstart mapwhile
		3061	sort time
		3062	));
2604		3063
2605	# here we export the classes and methods available to script code	3064	# here we export the classes and methods available to script code
2606		3065
2607	=pod	3066	=pod
2608		3067
2609	The following functions and methods are available within a safe environment:	3068	The following functions and methods are available within a safe environment:
2610		3069
2611	cf::object	3070	cf::object
2612	contr pay_amount pay_player map x y force_find force_add	3071	contr pay_amount pay_player map x y force_find force_add destroy
2613	insert remove	3072	insert remove name archname title slaying race decrease_ob_nr
2614		3073
2615	cf::object::player	3074	cf::object::player
2616	player	3075	player
2617		3076
2618	cf::player	3077	cf::player
…		…
2623		3082
2624	=cut	3083	=cut
2625		3084
2626	for (	3085	for (
2627	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3086	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3087	insert remove inv name archname title slaying race
2628	insert remove)],	3088	decrease_ob_nr destroy)],
2629	["cf::object::player" => qw(player)],	3089	["cf::object::player" => qw(player)],
2630	["cf::player" => qw(peaceful)],	3090	["cf::player" => qw(peaceful)],
2631	["cf::map" => qw(trigger)],	3091	["cf::map" => qw(trigger)],
2632	) {	3092	) {
2633	no strict 'refs';	3093	no strict 'refs';
…		…
2709	# the server's init and main functions	3169	# the server's init and main functions
2710		3170
2711	sub load_facedata($) {	3171	sub load_facedata($) {
2712	my ($path) = @_;	3172	my ($path) = @_;
2713		3173
		3174	# HACK to clear player env face cache, we need some signal framework
		3175	# for this (global event?)
		3176	%ext::player_env::MUSIC_FACE_CACHE = ();
		3177
		3178	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3179
2714	warn "loading facedata from $path\n";	3180	warn "loading facedata from $path\n";
2715		3181
2716	my $facedata;	3182	my $facedata;
2717	0 < aio_load $path, $facedata	3183	0 < aio_load $path, $facedata
2718	or die "$path: $!";	3184	or die "$path: $!";
…		…
2720	$facedata = Coro::Storable::thaw $facedata;	3186	$facedata = Coro::Storable::thaw $facedata;
2721		3187
2722	$facedata->{version} == 2	3188	$facedata->{version} == 2
2723	or cf::cleanup "$path: version mismatch, cannot proceed.";	3189	or cf::cleanup "$path: version mismatch, cannot proceed.";
2724		3190
		3191	# patch in the exptable
		3192	$facedata->{resource}{"res/exp_table"} = {
		3193	type => FT_RSRC,
		3194	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3195	};
		3196	cf::cede_to_tick;
		3197
2725	{	3198	{
2726	my $faces = $facedata->{faceinfo};	3199	my $faces = $facedata->{faceinfo};
2727		3200
2728	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
2729	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3202	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3203
2730	cf::face::set_visibility $idx, $info->{visibility};	3204	cf::face::set_visibility $idx, $info->{visibility};
2731	cf::face::set_magicmap $idx, $info->{magicmap};	3205	cf::face::set_magicmap $idx, $info->{magicmap};
2732	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3206	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2733	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3207	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2734		3208
2735	cf::cede_to_tick;	3209	cf::cede_to_tick;
2736	}	3210	}
2737		3211
2738	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2739	next unless $info->{smooth};	3213	next unless $info->{smooth};
		3214
2740	my $idx = cf::face::find $face	3215	my $idx = cf::face::find $face
2741	or next;	3216	or next;
		3217
2742	if (my $smooth = cf::face::find $info->{smooth}) {	3218	if (my $smooth = cf::face::find $info->{smooth}) {
2743	cf::face::set_smooth $idx, $smooth;	3219	cf::face::set_smooth $idx, $smooth;
2744	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3220	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2745	} else {	3221	} else {
2746	warn "smooth face '$info->{smooth}' not found for face '$face'";	3222	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2763		3239
2764	{	3240	{
2765	# TODO: for gcfclient pleasure, we should give resources	3241	# TODO: for gcfclient pleasure, we should give resources
2766	# that gcfclient doesn't grok a >10000 face index.	3242	# that gcfclient doesn't grok a >10000 face index.
2767	my $res = $facedata->{resource};	3243	my $res = $facedata->{resource};
2768	my $enc = JSON::XS->new->utf8->canonical;
2769		3244
2770	while (my ($name, $info) = each %$res) {	3245	while (my ($name, $info) = each %$res) {
2771	my $meta = $enc->encode ({	3246	if (defined $info->{type}) {
2772	name => $name,
2773	type => $info->{type},
2774	copyright => $info->{copyright}, #TODO#
2775	});
2776	my $data = pack "(w/a*)*", $meta, $info->{data};
2777	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2778
2779	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3247	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3248	my $data;
		3249
		3250	if ($info->{type} & 1) {
		3251	# prepend meta info
		3252
		3253	my $meta = $enc->encode ({
		3254	name => $name,
		3255	%{ $info->{meta} || {} },
		3256	});
		3257
		3258	$data = pack "(w/a*)*", $meta, $info->{data};
		3259	} else {
		3260	$data = $info->{data};
		3261	}
		3262
		3263	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2780	cf::face::set_type $idx, 1;	3264	cf::face::set_type $idx, $info->{type};
2781	cf::face::set_data $idx, 0, $data, $chk;	3265	} else {
		3266	$RESOURCE{$name} = $info;
		3267	}
2782		3268
2783	cf::cede_to_tick;	3269	cf::cede_to_tick;
2784	}	3270	}
2785	}	3271	}
2786		3272
		3273	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3274
2787	1	3275	1
2788	}	3276	}
2789		3277
		3278	cf::global->attach (on_resource_update => sub {
		3279	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3280	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3281
		3282	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3283	my $sound = $soundconf->{compat}[$_]
		3284	or next;
		3285
		3286	my $face = cf::face::find "sound/$sound->[1]";
		3287	cf::sound::set $sound->[0] => $face;
		3288	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3289	}
		3290
		3291	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3292	my $face = cf::face::find "sound/$v";
		3293	cf::sound::set $k => $face;
		3294	}
		3295	}
		3296	});
		3297
		3298	register_exticmd fx_want => sub {
		3299	my ($ns, $want) = @_;
		3300
		3301	while (my ($k, $v) = each %$want) {
		3302	$ns->fx_want ($k, $v);
		3303	}
		3304	};
		3305
2790	sub reload_regions {	3306	sub reload_regions {
		3307	# HACK to clear player env face cache, we need some signal framework
		3308	# for this (global event?)
		3309	%ext::player_env::MUSIC_FACE_CACHE = ();
		3310
2791	load_resource_file "$MAPDIR/regions"	3311	load_resource_file "$MAPDIR/regions"
2792	or die "unable to load regions file\n";	3312	or die "unable to load regions file\n";
2793		3313
2794	for (cf::region::list) {	3314	for (cf::region::list) {
2795	$_->{match} = qr/$_->{match}/	3315	$_->{match} = qr/$_->{match}/
…		…
2831		3351
2832	sub init {	3352	sub init {
2833	reload_resources;	3353	reload_resources;
2834	}	3354	}
2835		3355
2836	sub cfg_load {	3356	sub reload_config {
2837	open my $fh, "<:utf8", "$CONFDIR/config"	3357	open my $fh, "<:utf8", "$CONFDIR/config"
2838	or return;	3358	or return;
2839		3359
2840	local $/;	3360	local $/;
2841	*CFG = YAML::Syck::Load <$fh>;	3361	*CFG = YAML::Load <$fh>;
2842		3362
2843	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3363	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2844		3364
2845	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3365	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2846	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3366	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2857	sub main {	3377	sub main {
2858	# we must not ever block the main coroutine	3378	# we must not ever block the main coroutine
2859	local $Coro::idle = sub {	3379	local $Coro::idle = sub {
2860	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3380	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2861	(async {	3381	(async {
2862	Event::one_event;	3382	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3383	EV::loop EV::LOOP_ONESHOT;
2863	})->prio (Coro::PRIO_MAX);	3384	})->prio (Coro::PRIO_MAX);
2864	};	3385	};
2865		3386
2866	cfg_load;	3387	reload_config;
2867	db_init;	3388	db_init;
2868	load_extensions;	3389	load_extensions;
2869		3390
2870	$TICK_WATCHER->start;	3391	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3392	evthread_start IO::AIO::poll_fileno;
2871	Event::loop;	3393	EV::loop;
2872	}	3394	}
2873		3395
2874	#############################################################################	3396	#############################################################################
2875	# initialisation and cleanup	3397	# initialisation and cleanup
2876		3398
2877	# install some emergency cleanup handlers	3399	# install some emergency cleanup handlers
2878	BEGIN {	3400	BEGIN {
		3401	our %SIGWATCHER = ();
2879	for my $signal (qw(INT HUP TERM)) {	3402	for my $signal (qw(INT HUP TERM)) {
2880	Event->signal (	3403	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2881	reentrant => 0,
2882	data => WF_AUTOCANCEL,
2883	signal => $signal,
2884	prio => 0,
2885	cb => sub {
2886	cf::cleanup "SIG$signal";	3404	cf::cleanup "SIG$signal";
2887	},
2888	);	3405	};
2889	}	3406	}
2890	}	3407	}
2891		3408
2892	sub write_runtime {	3409	sub write_runtime {
2893	my $runtime = "$LOCALDIR/runtime";	3410	my $runtime = "$LOCALDIR/runtime";
…		…
2923	and return;	3440	and return;
2924		3441
2925	warn "runtime file written.\n";	3442	warn "runtime file written.\n";
2926		3443
2927	1	3444	1
		3445	}
		3446
		3447	our $uuid_lock;
		3448	our $uuid_skip;
		3449
		3450	sub write_uuid_sync($) {
		3451	$uuid_skip ||= $_[0];
		3452
		3453	return if $uuid_lock;
		3454	local $uuid_lock = 1;
		3455
		3456	my $uuid = "$LOCALDIR/uuid";
		3457
		3458	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3459	or return;
		3460
		3461	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3462	$uuid_skip = 0;
		3463
		3464	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3465	and return;
		3466
		3467	# always fsync - this file is important
		3468	aio_fsync $fh
		3469	and return;
		3470
		3471	close $fh
		3472	or return;
		3473
		3474	aio_rename "$uuid~", $uuid
		3475	and return;
		3476
		3477	warn "uuid file written ($value).\n";
		3478
		3479	1
		3480
		3481	}
		3482
		3483	sub write_uuid($$) {
		3484	my ($skip, $sync) = @_;
		3485
		3486	$sync ? write_uuid_sync $skip
		3487	: async { write_uuid_sync $skip };
2928	}	3488	}
2929		3489
2930	sub emergency_save() {	3490	sub emergency_save() {
2931	my $freeze_guard = cf::freeze_mainloop;	3491	my $freeze_guard = cf::freeze_mainloop;
2932		3492
…		…
2938	# and maps saved/destroyed asynchronously.	3498	# and maps saved/destroyed asynchronously.
2939	warn "begin emergency player save\n";	3499	warn "begin emergency player save\n";
2940	for my $login (keys %cf::PLAYER) {	3500	for my $login (keys %cf::PLAYER) {
2941	my $pl = $cf::PLAYER{$login} or next;	3501	my $pl = $cf::PLAYER{$login} or next;
2942	$pl->valid or next;	3502	$pl->valid or next;
		3503	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2943	$pl->save;	3504	$pl->save;
2944	}	3505	}
2945	warn "end emergency player save\n";	3506	warn "end emergency player save\n";
2946		3507
2947	warn "begin emergency map save\n";	3508	warn "begin emergency map save\n";
…		…
2953	warn "end emergency map save\n";	3514	warn "end emergency map save\n";
2954		3515
2955	warn "begin emergency database checkpoint\n";	3516	warn "begin emergency database checkpoint\n";
2956	BDB::db_env_txn_checkpoint $DB_ENV;	3517	BDB::db_env_txn_checkpoint $DB_ENV;
2957	warn "end emergency database checkpoint\n";	3518	warn "end emergency database checkpoint\n";
		3519
		3520	warn "begin write uuid\n";
		3521	write_uuid_sync 1;
		3522	warn "end write uuid\n";
2958	};	3523	};
2959		3524
2960	warn "leave emergency perl save\n";	3525	warn "leave emergency perl save\n";
2961	}	3526	}
2962		3527
…		…
2986	warn "syncing database to disk";	3551	warn "syncing database to disk";
2987	BDB::db_env_txn_checkpoint $DB_ENV;	3552	BDB::db_env_txn_checkpoint $DB_ENV;
2988		3553
2989	# if anything goes wrong in here, we should simply crash as we already saved	3554	# if anything goes wrong in here, we should simply crash as we already saved
2990		3555
2991	warn "cancelling all WF_AUTOCANCEL watchers";
2992	for (Event::all_watchers) {
2993	$_->cancel if $_->data & WF_AUTOCANCEL;
2994	}
2995
2996	warn "flushing outstanding aio requests";	3556	warn "flushing outstanding aio requests";
2997	for (;;) {	3557	for (;;) {
2998	BDB::flush;	3558	BDB::flush;
2999	IO::AIO::flush;	3559	IO::AIO::flush;
3000	Coro::cede;	3560	Coro::cede_notself;
3001	last unless IO::AIO::nreqs || BDB::nreqs;	3561	last unless IO::AIO::nreqs || BDB::nreqs;
3002	warn "iterate...";	3562	warn "iterate...";
3003	}	3563	}
3004		3564
3005	++$RELOAD;	3565	++$RELOAD;
…		…
3064	warn "reloading cf.pm";	3624	warn "reloading cf.pm";
3065	require cf;	3625	require cf;
3066	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3626	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3067		3627
3068	warn "loading config and database again";	3628	warn "loading config and database again";
3069	cf::cfg_load;	3629	cf::reload_config;
3070		3630
3071	warn "loading extensions";	3631	warn "loading extensions";
3072	cf::load_extensions;	3632	cf::load_extensions;
3073		3633
3074	warn "reattaching attachments to objects/players";	3634	warn "reattaching attachments to objects/players";
…		…
3081	warn "leaving sync_job";	3641	warn "leaving sync_job";
3082		3642
3083	1	3643	1
3084	} or do {	3644	} or do {
3085	warn $@;	3645	warn $@;
3086	warn "error while reloading, exiting.";	3646	cf::cleanup "error while reloading, exiting.";
3087	exit 1;
3088	};	3647	};
3089		3648
3090	warn "reloaded";	3649	warn "reloaded";
3091	};	3650	};
3092		3651
…		…
3094		3653
3095	sub reload_perl() {	3654	sub reload_perl() {
3096	# doing reload synchronously and two reloads happen back-to-back,	3655	# doing reload synchronously and two reloads happen back-to-back,
3097	# coro crashes during coro_state_free->destroy here.	3656	# coro crashes during coro_state_free->destroy here.
3098		3657
3099	$RELOAD_WATCHER ||= Event->timer (	3658	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3100	reentrant => 0,
3101	after => 0,
3102	data => WF_AUTOCANCEL,
3103	cb => sub {
3104	do_reload_perl;	3659	do_reload_perl;
3105	undef $RELOAD_WATCHER;	3660	undef $RELOAD_WATCHER;
3106	},
3107	);	3661	};
3108	}	3662	}
3109		3663
3110	register_command "reload" => sub {	3664	register_command "reload" => sub {
3111	my ($who, $arg) = @_;	3665	my ($who, $arg) = @_;
3112		3666
3113	if ($who->flag (FLAG_WIZ)) {	3667	if ($who->flag (FLAG_WIZ)) {
3114	$who->message ("reloading server.");	3668	$who->message ("reloading server.");
		3669	async {
		3670	$Coro::current->{desc} = "perl_reload";
3115	async { reload_perl };	3671	reload_perl;
		3672	};
3116	}	3673	}
3117	};	3674	};
3118		3675
3119	unshift @INC, $LIBDIR;	3676	unshift @INC, $LIBDIR;
3120		3677
…		…
3122		3679
3123	our @WAIT_FOR_TICK;	3680	our @WAIT_FOR_TICK;
3124	our @WAIT_FOR_TICK_BEGIN;	3681	our @WAIT_FOR_TICK_BEGIN;
3125		3682
3126	sub wait_for_tick {	3683	sub wait_for_tick {
3127	return unless $TICK_WATCHER->is_active;	3684	return if tick_inhibit;
3128	return if $Coro::current == $Coro::main;	3685	return if $Coro::current == $Coro::main;
3129		3686
3130	my $signal = new Coro::Signal;	3687	my $signal = new Coro::Signal;
3131	push @WAIT_FOR_TICK, $signal;	3688	push @WAIT_FOR_TICK, $signal;
3132	$signal->wait;	3689	$signal->wait;
3133	}	3690	}
3134		3691
3135	sub wait_for_tick_begin {	3692	sub wait_for_tick_begin {
3136	return unless $TICK_WATCHER->is_active;	3693	return if tick_inhibit;
3137	return if $Coro::current == $Coro::main;	3694	return if $Coro::current == $Coro::main;
3138		3695
3139	my $signal = new Coro::Signal;	3696	my $signal = new Coro::Signal;
3140	push @WAIT_FOR_TICK_BEGIN, $signal;	3697	push @WAIT_FOR_TICK_BEGIN, $signal;
3141	$signal->wait;	3698	$signal->wait;
3142	}	3699	}
3143		3700
3144	my $min = 1e6;#d#	3701	sub tick {
3145	my $avg = 10;
3146	$TICK_WATCHER = Event->timer (
3147	reentrant => 0,
3148	parked => 1,
3149	prio => 0,
3150	at => $NEXT_TICK || $TICK,
3151	data => WF_AUTOCANCEL,
3152	cb => sub {
3153	if ($Coro::current != $Coro::main) {	3702	if ($Coro::current != $Coro::main) {
3154	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3703	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3155	unless ++$bug_warning > 10;	3704	unless ++$bug_warning > 10;
3156	return;	3705	return;
3157	}	3706	}
3158		3707
3159	$NOW = $tick_start = Event::time;
3160
3161	cf::server_tick; # one server iteration	3708	cf::server_tick; # one server iteration
3162		3709
3163	0 && sync_job {#d#	3710	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3164	for(1..10) {	3711	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3165	my $t = Event::time;	3712	Coro::async_pool {
3166	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3713	$Coro::current->{desc} = "runtime saver";
3167	or die;	3714	write_runtime
3168		3715	or warn "ERROR: unable to write runtime file: $!";
3169	$map->width (50);
3170	$map->height (50);
3171	$map->alloc;
3172	$map->_load_objects ("/tmp/x.map", 1);
3173	my $t = Event::time - $t;
3174
3175	#next unless $t < 0.0013;#d#
3176	if ($t < $min) {
3177	$min = $t;
3178	}
3179	$avg = $avg * 0.99 + $t * 0.01;
3180	}
3181	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3182	exit 0;
3183	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3184	};	3716	};
		3717	}
3185		3718
3186	$RUNTIME += $TICK;
3187	$NEXT_TICK += $TICK;
3188
3189	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3190	$NEXT_RUNTIME_WRITE = $NOW + 10;
3191	Coro::async_pool {
3192	write_runtime
3193	or warn "ERROR: unable to write runtime file: $!";
3194	};
3195	}
3196
3197	# my $AFTER = Event::time;
3198	# warn $AFTER - $NOW;#d#
3199
3200	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3719	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3201	$sig->send;	3720	$sig->send;
3202	}	3721	}
3203	while (my $sig = shift @WAIT_FOR_TICK) {	3722	while (my $sig = shift @WAIT_FOR_TICK) {
3204	$sig->send;	3723	$sig->send;
3205	}	3724	}
3206		3725
3207	$NOW = Event::time;	3726	$LOAD = ($NOW - $TICK_START) / $TICK;
3208
3209	# if we are delayed by four ticks or more, skip them all
3210	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3211
3212	$TICK_WATCHER->at ($NEXT_TICK);
3213	$TICK_WATCHER->start;
3214
3215	$LOAD = ($NOW - $tick_start) / $TICK;
3216	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3727	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3217		3728
3218	_post_tick;	3729	if (0) {
3219		3730	if ($NEXT_TICK) {
3220		3731	my $jitter = $TICK_START - $NEXT_TICK;
		3732	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3733	warn "jitter $JITTER\n";#d#
		3734	}
3221	},	3735	}
3222	);	3736	}
3223		3737
3224	{	3738	{
3225	BDB::max_poll_time $TICK * 0.1;	3739	# configure BDB
3226	$BDB_POLL_WATCHER = Event->io (	3740
3227	reentrant => 0,
3228	fd => BDB::poll_fileno,
3229	poll => 'r',
3230	prio => 0,
3231	data => WF_AUTOCANCEL,
3232	cb => \&BDB::poll_cb,
3233	);
3234	BDB::min_parallel 8;	3741	BDB::min_parallel 8;
3235		3742	BDB::max_poll_reqs $TICK * 0.1;
3236	BDB::set_sync_prepare {	3743	$Coro::BDB::WATCHER->priority (1);
3237	my $status;
3238	my $current = $Coro::current;
3239	(
3240	sub {
3241	$status = $!;
3242	$current->ready; undef $current;
3243	},
3244	sub {
3245	Coro::schedule while defined $current;
3246	$! = $status;
3247	},
3248	)
3249	};
3250		3744
3251	unless ($DB_ENV) {	3745	unless ($DB_ENV) {
3252	$DB_ENV = BDB::db_env_create;	3746	$DB_ENV = BDB::db_env_create;
		3747	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3748	| BDB::LOG_AUTOREMOVE, 1);
		3749	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3750	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3253		3751
3254	cf::sync_job {	3752	cf::sync_job {
3255	eval {	3753	eval {
3256	BDB::db_env_open	3754	BDB::db_env_open
3257	$DB_ENV,	3755	$DB_ENV,
…		…
3259	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3757	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3260	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3758	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3261	0666;	3759	0666;
3262		3760
3263	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3761	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3264
3265	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3266	$DB_ENV->set_lk_detect;
3267	};	3762	};
3268		3763
3269	cf::cleanup "db_env_open(db): $@" if $@;	3764	cf::cleanup "db_env_open(db): $@" if $@;
3270	};	3765	};
3271	}	3766	}
		3767
		3768	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3769	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3770	};
		3771	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3772	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3773	};
		3774	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3775	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3776	};
3272	}	3777	}
3273		3778
3274	{	3779	{
		3780	# configure IO::AIO
		3781
3275	IO::AIO::min_parallel 8;	3782	IO::AIO::min_parallel 8;
3276
3277	undef $Coro::AIO::WATCHER;
3278	IO::AIO::max_poll_time $TICK * 0.1;	3783	IO::AIO::max_poll_time $TICK * 0.1;
3279	$AIO_POLL_WATCHER = Event->io (	3784	$Coro::AIO::WATCHER->priority (1);
3280	reentrant => 0,
3281	data => WF_AUTOCANCEL,
3282	fd => IO::AIO::poll_fileno,
3283	poll => 'r',
3284	prio => 6,
3285	cb => \&IO::AIO::poll_cb,
3286	);
3287	}	3785	}
3288		3786
3289	my $_log_backtrace;	3787	my $_log_backtrace;
3290		3788
3291	sub _log_backtrace {	3789	sub _log_backtrace {
…		…
3295		3793
3296	# limit the # of concurrent backtraces	3794	# limit the # of concurrent backtraces
3297	if ($_log_backtrace < 2) {	3795	if ($_log_backtrace < 2) {
3298	++$_log_backtrace;	3796	++$_log_backtrace;
3299	async {	3797	async {
		3798	$Coro::current->{desc} = "abt $msg";
		3799
3300	my @bt = fork_call {	3800	my @bt = fork_call {
3301	@addr = map { sprintf "%x", $_ } @addr;	3801	@addr = map { sprintf "%x", $_ } @addr;
3302	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3802	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3303	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3803	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3304	or die "addr2line: $!";	3804	or die "addr2line: $!";

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