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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.287 by root, Mon Jun 25 05:43:45 2007 UTC vs.
Revision 1.414 by root, Thu Apr 10 09:10:45 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
		48	use JSON::XS 2.01 ();
25	use BDB ();	49	use BDB ();
26	use Data::Dumper;	50	use Data::Dumper;
27	use Digest::MD5;	51	use Digest::MD5;
28	use Fcntl;	52	use Fcntl;
29	use YAML::Syck ();	53	use YAML ();
30	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
31	use Time::HiRes;	55	use Time::HiRes;
32	use Compress::LZF;	56	use Compress::LZF;
		57	use Digest::MD5 ();
33		58
34	# configure various modules to our taste	59	# configure various modules to our taste
35	#	60	#
36	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
37	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
38	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
39
40	$Event::Eval = 1; # no idea why this is required, but it is
41
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44		64
45	$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
46		66
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		68
…		…
67	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
68	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
69	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
70	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
71	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
72		93
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	97	our $NEXT_TICK;
78	our $NOW;
79	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
80		99
81	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
82	our $DB_ENV;	104	our $DB_ENV;
83		105
84	our %CFG;	106	our %CFG;
85		107
86	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
87	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
88		111
89	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
90	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
91	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
92		115
93	# 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 ∕
94	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
95		118
96	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)
97	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
98	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
99		123
100	binmode STDOUT;	124	binmode STDOUT;
101	binmode STDERR;	125	binmode STDERR;
102		126
103	# read virtual server time, if available	127	# read virtual server time, if available
…		…
156		180
157	The raw value load value from the last tick.	181	The raw value load value from the last tick.
158		182
159	=item %cf::CFG	183	=item %cf::CFG
160		184
161	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
162	from wherever your confdir points to.	186	from wherever your confdir points to.
163		187
164	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
165		189
166	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
167	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
168	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.
169		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
170	=back	200	=back
171		201
172	=cut	202	=cut
173		203
174	BEGIN {	204	BEGIN {
…		…
178	$msg .= "\n"	208	$msg .= "\n"
179	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
180		210
181	$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;
182		212
183	utf8::encode $msg;
184	LOG llevError, $msg;	213	LOG llevError, $msg;
185	};	214	};
186	}	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	$SIG{__DIE__} = sub { }; #d#?
187		231
188	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
189	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
190	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
191	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
204	)) {	248	)) {
205	no strict 'refs';	249	no strict 'refs';
206	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
207	}	251	}
208		252
209	$Event::DIED = sub {	253	$EV::DIED = sub {
210	warn "error in event callback: @_";	254	warn "error in event callback: @_";
211	};	255	};
212		256
213	#############################################################################	257	#############################################################################
214		258
…		…
237	$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;
238	$d	282	$d
239	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
240	}	284	}
241		285
242	use JSON::XS ();
243
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->convert_blessed->utf8;	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 { }, $args
407		531
408	Executes the given code block with the given arguments in a seperate	532	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	534	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
412		536
413	=cut	537	=cut
414		538
415	sub fork_call(&@) {	539	sub fork_call(&@) {
416	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
417		541
418	# 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,
419	# or die "socketpair: $!";	543	# otherwise perl prematurely frees the stuff :/
420	pipe my $fh1, my $fh2	544	# TODO: investigate and fix (likely this will be rather laborious)
421	or die "pipe: $!";
422		545
423	if (my $pid = fork) {	546	my @res = Coro::Util::fork_eval {
424	close $fh2;
425
426	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	die $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	547	reset_signals;
436	local $SIG{__WARN__};	548	&$cb
437	local $SIG{__DIE__};	549	}, @args;
438	eval {
439	close $fh1;
440		550
441	my @res = eval { $cb->(@args) };	551	wantarray ? @res : $res[-1]
442	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
443	};
444
445	warn $@ if $@;
446	_exit 0;
447	}
448	}	552	}
449		553
450	=item $value = cf::db_get $family => $key	554	=item $value = cf::db_get $family => $key
451		555
452	Returns a single value from the environment database.	556	Returns a single value from the environment database.
…		…
454	=item cf::db_put $family => $key => $value	558	=item cf::db_put $family => $key => $value
455		559
456	Stores the given C<$value> in the family. It can currently store binary	560	Stores the given C<$value> in the family. It can currently store binary
457	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	561	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
458		562
		563	=item $db = cf::db_table "name"
		564
		565	Create and/or open a new database table. The string must not be "db" and must be unique
		566	within each server.
		567
459	=cut	568	=cut
		569
		570	sub db_table($) {
		571	my ($name) = @_;
		572	my $db = BDB::db_create $DB_ENV;
		573
		574	eval {
		575	$db->set_flags (BDB::CHKSUM);
		576
		577	utf8::encode $name;
		578	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		579	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		580	cf::cleanup "db_open(db): $!" if $!;
		581	};
		582	cf::cleanup "db_open(db): $@" if $@;
		583
		584	$db
		585	}
460		586
461	our $DB;	587	our $DB;
462		588
463	sub db_init {	589	sub db_init {
464	unless ($DB) {
465	$DB = BDB::db_create $DB_ENV;
466
467	cf::sync_job {	590	cf::sync_job {
468	eval {	591	$DB ||= db_table "db";
469	$DB->set_flags (BDB::CHKSUM);
470
471	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
472	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
473	cf::cleanup "db_open(db): $!" if $!;
474	};
475	cf::cleanup "db_open(db): $@" if $@;
476	};
477	}	592	};
478	}	593	}
479		594
480	sub db_get($$) {	595	sub db_get($$) {
481	my $key = "$_[0]/$_[1]";	596	my $key = "$_[0]/$_[1]";
482		597
…		…
532	if (1) {	647	if (1) {
533	$md5 =	648	$md5 =
534	join "\x00",	649	join "\x00",
535	$processversion,	650	$processversion,
536	map {	651	map {
537	Coro::cede;	652	cf::cede_to_tick;
538	($src->[$_], Digest::MD5::md5_hex $data[$_])	653	($src->[$_], Digest::MD5::md5_hex $data[$_])
539	} 0.. $#$src;	654	} 0.. $#$src;
540		655
541		656
542	my $dbmd5 = db_get cache => "$id/md5";	657	my $dbmd5 = db_get cache => "$id/md5";
…		…
586	attach callbacks/event handlers (a collection of which is called an "attachment")	701	attach callbacks/event handlers (a collection of which is called an "attachment")
587	to it. All such attachable objects support the following methods.	702	to it. All such attachable objects support the following methods.
588		703
589	In the following description, CLASS can be any of C<global>, C<object>	704	In the following description, CLASS can be any of C<global>, C<object>
590	C<player>, C<client> or C<map> (i.e. the attachable objects in	705	C<player>, C<client> or C<map> (i.e. the attachable objects in
591	Crossfire TRT).	706	Deliantra).
592		707
593	=over 4	708	=over 4
594		709
595	=item $attachable->attach ($attachment, key => $value...)	710	=item $attachable->attach ($attachment, key => $value...)
596		711
…		…
848	";	963	";
849	die if $@;	964	die if $@;
850	}	965	}
851		966
852	our $override;	967	our $override;
853	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	968	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
854		969
855	sub override {	970	sub override {
856	$override = 1;	971	$override = 1;
857	@invoke_results = ();	972	@INVOKE_RESULTS = (@_);
858	}	973	}
859		974
860	sub do_invoke {	975	sub do_invoke {
861	my $event = shift;	976	my $event = shift;
862	my $callbacks = shift;	977	my $callbacks = shift;
863		978
864	@invoke_results = ();	979	@INVOKE_RESULTS = ();
865		980
866	local $override;	981	local $override;
867		982
868	for (@$callbacks) {	983	for (@$callbacks) {
869	eval { &{$_->[1]} };	984	eval { &{$_->[1]} };
…		…
878	}	993	}
879		994
880	0	995	0
881	}	996	}
882		997
883	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	998	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
884		999
885	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1000	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
886		1001
887	Generate an object-specific event with the given arguments.	1002	Generate an object-specific event with the given arguments.
888		1003
889	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1004	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
890	removed in future versions), and there is no public API to access override	1005	removed in future versions), and there is no public API to access override
891	results (if you must, access C<@cf::invoke_results> directly).	1006	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
892		1007
893	=back	1008	=back
894		1009
895	=cut	1010	=cut
896		1011
897	#############################################################################	1012	#############################################################################
898	# object support	1013	# object support
		1014
		1015	sub _object_equal($$);
		1016	sub _object_equal($$) {
		1017	my ($a, $b) = @_;
		1018
		1019	return 0 unless (ref $a) eq (ref $b);
		1020
		1021	if ("HASH" eq ref $a) {
		1022	my @ka = keys %$a;
		1023	my @kb = keys %$b;
		1024
		1025	return 0 if @ka != @kb;
		1026
		1027	for (0 .. $#ka) {
		1028	return 0 unless $ka[$_] eq $kb[$_];
		1029	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1030	}
		1031
		1032	} elsif ("ARRAY" eq ref $a) {
		1033
		1034	return 0 if @$a != @$b;
		1035
		1036	for (0 .. $#$a) {
		1037	return 0 unless _object_equal $a->[$_], $b->[$_];
		1038	}
		1039
		1040	} elsif ($a ne $b) {
		1041	return 0;
		1042	}
		1043
		1044	1
		1045	}
		1046
		1047	our $SLOW_MERGES;#d#
		1048	sub _can_merge {
		1049	my ($ob1, $ob2) = @_;
		1050
		1051	++$SLOW_MERGES;#d#
		1052
		1053	# we do the slow way here
		1054	return _object_equal $ob1, $ob2
		1055	}
899		1056
900	sub reattach {	1057	sub reattach {
901	# basically do the same as instantiate, without calling instantiate	1058	# basically do the same as instantiate, without calling instantiate
902	my ($obj) = @_;	1059	my ($obj) = @_;
903		1060
…		…
924	cf::attachable->attach (	1081	cf::attachable->attach (
925	prio => -1000000,	1082	prio => -1000000,
926	on_instantiate => sub {	1083	on_instantiate => sub {
927	my ($obj, $data) = @_;	1084	my ($obj, $data) = @_;
928		1085
929	$data = from_json $data;	1086	$data = decode_json $data;
930		1087
931	for (@$data) {	1088	for (@$data) {
932	my ($name, $args) = @$_;	1089	my ($name, $args) = @$_;
933		1090
934	$obj->attach ($name, %{$args || {} });	1091	$obj->attach ($name, %{$args || {} });
…		…
950	sub object_freezer_save {	1107	sub object_freezer_save {
951	my ($filename, $rdata, $objs) = @_;	1108	my ($filename, $rdata, $objs) = @_;
952		1109
953	sync_job {	1110	sync_job {
954	if (length $$rdata) {	1111	if (length $$rdata) {
		1112	utf8::decode (my $decname = $filename);
955	warn sprintf "saving %s (%d,%d)\n",	1113	warn sprintf "saving %s (%d,%d)\n",
956	$filename, length $$rdata, scalar @$objs;	1114	$decname, length $$rdata, scalar @$objs;
957		1115
958	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
959	chmod SAVE_MODE, $fh;	1117	chmod SAVE_MODE, $fh;
960	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1119	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1120	close $fh;
963		1121
964	if (@$objs) {	1122	if (@$objs) {
965	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1123	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
966	chmod SAVE_MODE, $fh;	1124	chmod SAVE_MODE, $fh;
967	my $data = Storable::nfreeze { version => 1, objs => $objs };	1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
968	aio_write $fh, 0, (length $data), $data, 0;	1126	aio_write $fh, 0, (length $data), $data, 0;
969	aio_fsync $fh if $cf::USE_FSYNC;	1127	aio_fsync $fh if $cf::USE_FSYNC;
970	close $fh;	1128	close $fh;
971	aio_rename "$filename.pst~", "$filename.pst";	1129	aio_rename "$filename.pst~", "$filename.pst";
972	}	1130	}
…		…
980	}	1138	}
981	} else {	1139	} else {
982	aio_unlink $filename;	1140	aio_unlink $filename;
983	aio_unlink "$filename.pst";	1141	aio_unlink "$filename.pst";
984	}	1142	}
985	}	1143	};
986	}	1144	}
987		1145
988	sub object_freezer_as_string {	1146	sub object_freezer_as_string {
989	my ($rdata, $objs) = @_;	1147	my ($rdata, $objs) = @_;
990		1148
…		…
1002	or return;	1160	or return;
1003		1161
1004	unless (aio_stat "$filename.pst") {	1162	unless (aio_stat "$filename.pst") {
1005	(aio_load "$filename.pst", $av) >= 0	1163	(aio_load "$filename.pst", $av) >= 0
1006	or return;	1164	or return;
		1165
1007	$av = eval { (Storable::thaw $av)->{objs} };	1166	my $st = eval { Coro::Storable::thaw $av };
		1167	$av = $st->{objs};
1008	}	1168	}
1009		1169
		1170	utf8::decode (my $decname = $filename);
1010	warn sprintf "loading %s (%d)\n",	1171	warn sprintf "loading %s (%d,%d)\n",
1011	$filename, length $data, scalar @{$av || []};	1172	$decname, length $data, scalar @{$av || []};
		1173
1012	return ($data, $av);	1174	($data, $av)
1013	}	1175	}
1014		1176
1015	=head2 COMMAND CALLBACKS	1177	=head2 COMMAND CALLBACKS
1016		1178
1017	=over 4	1179	=over 4
…		…
1087	cf::override;	1249	cf::override;
1088	},	1250	},
1089	on_extcmd => sub {	1251	on_extcmd => sub {
1090	my ($pl, $buf) = @_;	1252	my ($pl, $buf) = @_;
1091		1253
1092	my $msg = eval { from_json $buf };	1254	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1093		1255
1094	if (ref $msg) {	1256	if (ref $msg) {
		1257	my ($type, $reply, @payload) =
		1258	"ARRAY" eq ref $msg
		1259	? @$msg
		1260	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1261
		1262	my @reply;
		1263
1095	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1264	if (my $cb = $EXTCMD{$type}) {
1096	if (my %reply = $cb->($pl, $msg)) {	1265	@reply = $cb->($pl, @payload);
1097	$pl->ext_reply ($msg->{msgid}, %reply);
1098	}
1099	}	1266	}
		1267
		1268	$pl->ext_reply ($reply, @reply)
		1269	if $reply;
		1270
1100	} else {	1271	} else {
1101	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1272	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1102	}	1273	}
1103		1274
1104	cf::override;	1275	cf::override;
…		…
1157	my $msg = $@ ? "$v->{path}: $@\n"	1328	my $msg = $@ ? "$v->{path}: $@\n"
1158	: "$v->{base}: extension inactive.\n";	1329	: "$v->{base}: extension inactive.\n";
1159		1330
1160	if (exists $v->{meta}{mandatory}) {	1331	if (exists $v->{meta}{mandatory}) {
1161	warn $msg;	1332	warn $msg;
1162	warn "mandatory extension failed to load, exiting.\n";	1333	cf::cleanup "mandatory extension failed to load, exiting.";
1163	exit 1;
1164	}	1334	}
1165		1335
1166	warn $msg;	1336	warn $msg;
1167	}	1337	}
1168		1338
…		…
1193	use Coro::AIO;	1363	use Coro::AIO;
1194		1364
1195	=head3 cf::player	1365	=head3 cf::player
1196		1366
1197	=over 4	1367	=over 4
		1368
		1369	=item cf::player::num_playing
		1370
		1371	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1372
		1373	=cut
		1374
		1375	sub num_playing {
		1376	scalar grep
		1377	$_->ob->map
		1378	&& !$_->hidden
		1379	&& !$_->ob->flag (cf::FLAG_WIZ),
		1380	cf::player::list
		1381	}
1198		1382
1199	=item cf::player::find $login	1383	=item cf::player::find $login
1200		1384
1201	Returns the given player object, loading it if necessary (might block).	1385	Returns the given player object, loading it if necessary (might block).
1202		1386
…		…
1238	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1422	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1239	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1423	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1240	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1424	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1241	aio_unlink +(playerdir $login) . "/$login.pl";	1425	aio_unlink +(playerdir $login) . "/$login.pl";
1242		1426
1243	my $pl = load_pl path $login	1427	my $f = new_from_file cf::object::thawer path $login
1244	or return;	1428	or return;
		1429
		1430	my $pl = cf::player::load_pl $f
		1431	or return;
		1432	local $cf::PLAYER_LOADING{$login} = $pl;
		1433	$f->resolve_delayed_derefs;
1245	$cf::PLAYER{$login} = $pl	1434	$cf::PLAYER{$login} = $pl
1246	}	1435	}
1247	}	1436	}
1248	}	1437	}
1249		1438
…		…
1259		1448
1260	aio_mkdir playerdir $pl, 0770;	1449	aio_mkdir playerdir $pl, 0770;
1261	$pl->{last_save} = $cf::RUNTIME;	1450	$pl->{last_save} = $cf::RUNTIME;
1262		1451
1263	$pl->save_pl ($path);	1452	$pl->save_pl ($path);
1264	Coro::cede;	1453	cf::cede_to_tick;
1265	}	1454	}
1266		1455
1267	sub new($) {	1456	sub new($) {
1268	my ($login) = @_;	1457	my ($login) = @_;
1269		1458
…		…
1273	$self->{deny_save} = 1;	1462	$self->{deny_save} = 1;
1274		1463
1275	$cf::PLAYER{$login} = $self;	1464	$cf::PLAYER{$login} = $self;
1276		1465
1277	$self	1466	$self
		1467	}
		1468
		1469	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1470
		1471	=cut
		1472
		1473	sub send_msg {
		1474	my $ns = shift->ns
		1475	or return;
		1476	$ns->send_msg (@_);
1278	}	1477	}
1279		1478
1280	=item $pl->quit_character	1479	=item $pl->quit_character
1281		1480
1282	Nukes the player without looking back. If logged in, the connection will	1481	Nukes the player without looking back. If logged in, the connection will
…		…
1337	or return [];	1536	or return [];
1338		1537
1339	my @logins;	1538	my @logins;
1340		1539
1341	for my $login (@$dirs) {	1540	for my $login (@$dirs) {
		1541	my $path = path $login;
		1542
		1543	# a .pst is a dead give-away for a valid player
		1544	unless (-e "$path.pst") {
1342	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1343	aio_read $fh, 0, 512, my $buf, 0 or next;	1546	aio_read $fh, 0, 512, my $buf, 0 or next;
1344	$buf !~ /^password -------------$/m or next; # official not-valid tag	1547	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1548	}
1345		1549
1346	utf8::decode $login;	1550	utf8::decode $login;
1347	push @logins, $login;	1551	push @logins, $login;
1348	}	1552	}
1349		1553
…		…
1382		1586
1383	Expand crossfire pod fragments into protocol xml.	1587	Expand crossfire pod fragments into protocol xml.
1384		1588
1385	=cut	1589	=cut
1386		1590
		1591	use re 'eval';
		1592
		1593	my $group;
		1594	my $interior; $interior = qr{
		1595	# match a pod interior sequence sans C<< >>
		1596	(?:
		1597	\ (.*?)\ (?{ $group = $^N })
		1598	| < (??{$interior}) >
		1599	)
		1600	}x;
		1601
1387	sub expand_cfpod {	1602	sub expand_cfpod {
1388	((my $self), (local $_)) = @_;	1603	my ($self, $pod) = @_;
1389		1604
1390	# escape & and <	1605	my $xml;
1391	s/&/&amp;/g;
1392	s/(?<![BIUGH])</&lt;/g;
1393		1606
1394	# this is buggy, it needs to properly take care of nested <'s	1607	while () {
		1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1609	$group = $1;
1395		1610
1396	1 while	1611	$group =~ s/&/&amp;/g;
1397	# replace B<>, I<>, U<> etc.	1612	$group =~ s/</&lt;/g;
1398	s/B<([^\>]*)>/<b>$1<\/b>/	1613
1399	|| s/I<([^\>]*)>/<i>$1<\/i>/	1614	$xml .= $group;
1400	|| s/U<([^\>]*)>/<u>$1<\/u>/	1615	} elsif ($pod =~ m%\G
1401	# replace G<male|female> tags	1616	([BCGHITU])
1402	|| s{G<([^>|]*)\|([^>]*)>}{	1617	<
1403	$self->gender ? $2 : $1	1618	(?:
		1619	([^<>]*) (?{ $group = $^N })
		1620	| < $interior >
		1621	)
		1622	>
		1623	%gcsx
		1624	) {
		1625	my ($code, $data) = ($1, $group);
		1626
		1627	if ($code eq "B") {
		1628	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1629	} elsif ($code eq "I") {
		1630	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1631	} elsif ($code eq "U") {
		1632	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1633	} elsif ($code eq "C") {
		1634	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1635	} elsif ($code eq "T") {
		1636	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1637	} elsif ($code eq "G") {
		1638	my ($male, $female) = split /\|/, $data;
		1639	$data = $self->gender ? $female : $male;
		1640	$xml .= expand_cfpod ($self, $data);
		1641	} elsif ($code eq "H") {
		1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
		1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1644	"")
		1645	[$self->{hintmode}];
		1646	} else {
		1647	$xml .= "error processing '$code($data)' directive";
		1648	}
		1649	} else {
		1650	if ($pod =~ /\G(.+)/) {
		1651	warn "parse error while expanding $pod (at $1)";
		1652	}
		1653	last;
1404	}ge	1654	}
1405	# replace H<hint text>	1655	}
1406	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1407		1656
		1657	for ($xml) {
1408	# create single paragraphs (very hackish)	1658	# create single paragraphs (very hackish)
1409	s/(?<=\S)\n(?=\w)/ /g;	1659	s/(?<=\S)\n(?=\w)/ /g;
1410		1660
1411	$_	1661	# compress some whitespace
1412	}	1662	s/\s+\n/\n/g; # ws line-ends
		1663	s/\n\n+/\n/g; # double lines
		1664	s/^\n+//; # beginning lines
		1665	s/\n+$//; # ending lines
		1666	}
1413		1667
		1668	$xml
		1669	}
		1670
		1671	no re 'eval';
		1672
		1673	sub hintmode {
		1674	$_[0]{hintmode} = $_[1] if @_ > 1;
		1675	$_[0]{hintmode}
		1676	}
		1677
1414	=item $player->ext_reply ($msgid, %msg)	1678	=item $player->ext_reply ($msgid, @msg)
1415		1679
1416	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1417		1681
1418	=cut	1682	=cut
1419		1683
1420	sub ext_reply($$%) {	1684	sub ext_reply($$@) {
1421	my ($self, $id, %msg) = @_;	1685	my ($self, $id, @msg) = @_;
1422		1686
1423	$msg{msgid} = $id;	1687	$self->ns->ext_reply ($id, @msg)
1424	$self->send ("ext " . cf::to_json \%msg);
1425	}	1688	}
1426		1689
1427	=item $player->ext_event ($type, %msg)	1690	=item $player->ext_msg ($type, @msg)
1428		1691
1429	Sends an ext event to the client.	1692	Sends an ext event to the client.
1430		1693
1431	=cut	1694	=cut
1432		1695
1433	sub ext_event($$%) {	1696	sub ext_msg($$@) {
1434	my ($self, $type, %msg) = @_;	1697	my ($self, $type, @msg) = @_;
1435		1698
1436	$self->ns->ext_event ($type, %msg);	1699	$self->ns->ext_msg ($type, @msg);
1437	}	1700	}
1438		1701
1439	=head3 cf::region	1702	=head3 cf::region
1440		1703
1441	=over 4	1704	=over 4
…		…
1454	my ($path) = @_;	1717	my ($path) = @_;
1455		1718
1456	my ($match, $specificity);	1719	my ($match, $specificity);
1457		1720
1458	for my $region (list) {	1721	for my $region (list) {
1459	if ($region->match && $path =~ $region->match) {	1722	if ($region->{match} && $path =~ $region->{match}) {
1460	($match, $specificity) = ($region, $region->specificity)	1723	($match, $specificity) = ($region, $region->specificity)
1461	if $region->specificity > $specificity;	1724	if $region->specificity > $specificity;
1462	}	1725	}
1463	}	1726	}
1464		1727
…		…
1584	$self->init; # pass $1 etc.	1847	$self->init; # pass $1 etc.
1585	return $self;	1848	return $self;
1586	}	1849	}
1587	}	1850	}
1588		1851
1589	Carp::carp "unable to resolve path '$path' (base '$base').";	1852	Carp::cluck "unable to resolve path '$path' (base '$base').";
1590	()	1853	()
1591	}	1854	}
1592		1855
1593	sub init {	1856	sub init {
1594	my ($self) = @_;	1857	my ($self) = @_;
…		…
1657		1920
1658	sub load_header_from($) {	1921	sub load_header_from($) {
1659	my ($self, $path) = @_;	1922	my ($self, $path) = @_;
1660		1923
1661	utf8::encode $path;	1924	utf8::encode $path;
1662	#aio_open $path, O_RDONLY, 0	1925	my $f = new_from_file cf::object::thawer $path
1663	# or return;
1664
1665	$self->_load_header ($path)
1666	or return;	1926	or return;
		1927
		1928	$self->_load_header ($f)
		1929	or return;
		1930
		1931	local $MAP_LOADING{$self->{path}} = $self;
		1932	$f->resolve_delayed_derefs;
1667		1933
1668	$self->{load_path} = $path;	1934	$self->{load_path} = $path;
1669		1935
1670	1	1936	1
1671	}	1937	}
…		…
1725	sub find {	1991	sub find {
1726	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1727		1993
1728	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1729		1995
		1996	cf::lock_wait "map_data:$path";#d#remove
1730	cf::lock_wait "map_find:$path";	1997	cf::lock_wait "map_find:$path";
1731		1998
1732	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
1733	my $guard = cf::lock_acquire "map_find:$path";	2000	my $guard1 = cf::lock_acquire "map_find:$path";
		2001	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2002
1734	my $map = new_from_path cf::map $path	2003	my $map = new_from_path cf::map $path
1735	or return;	2004	or return;
1736		2005
1737	$map->{last_save} = $cf::RUNTIME;	2006	$map->{last_save} = $cf::RUNTIME;
1738		2007
…		…
1740	or return;	2009	or return;
1741		2010
1742	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1743	# doing this can freeze the server in a sync job, obviously	2012	# doing this can freeze the server in a sync job, obviously
1744	#$cf::WAIT_FOR_TICK->wait;	2013	#$cf::WAIT_FOR_TICK->wait;
		2014	undef $guard1;
		2015	undef $guard2;
1745	$map->reset;	2016	$map->reset;
1746	undef $guard;
1747	return find $path;	2017	return find $path;
1748	}	2018	}
1749		2019
1750	$cf::MAP{$path} = $map	2020	$cf::MAP{$path} = $map
1751	}	2021	}
…		…
1760	local $self->{deny_reset} = 1; # loading can take a long time	2030	local $self->{deny_reset} = 1; # loading can take a long time
1761		2031
1762	my $path = $self->{path};	2032	my $path = $self->{path};
1763		2033
1764	{	2034	{
1765	my $guard = cf::lock_acquire "map_load:$path";	2035	my $guard = cf::lock_acquire "map_data:$path";
1766		2036
		2037	return unless $self->valid;
1767	return if $self->in_memory != cf::MAP_SWAPPED;	2038	return unless $self->in_memory == cf::MAP_SWAPPED;
1768		2039
1769	$self->in_memory (cf::MAP_LOADING);	2040	$self->in_memory (cf::MAP_LOADING);
1770		2041
1771	$self->alloc;	2042	$self->alloc;
1772		2043
1773	$self->pre_load;	2044	$self->pre_load;
1774	Coro::cede;	2045	cf::cede_to_tick;
1775		2046
		2047	my $f = new_from_file cf::object::thawer $self->{load_path};
		2048	$f->skip_block;
1776	$self->_load_objects ($self->{load_path}, 1)	2049	$self->_load_objects ($f)
1777	or return;	2050	or return;
1778		2051
1779	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1780	if delete $self->{load_original};	2053	if delete $self->{load_original};
1781		2054
1782	if (my $uniq = $self->uniq_path) {	2055	if (my $uniq = $self->uniq_path) {
1783	utf8::encode $uniq;	2056	utf8::encode $uniq;
1784	if (aio_open $uniq, O_RDONLY, 0) {	2057	unless (aio_stat $uniq) {
		2058	if (my $f = new_from_file cf::object::thawer $uniq) {
1785	$self->clear_unique_items;	2059	$self->clear_unique_items;
1786	$self->_load_objects ($uniq, 0);	2060	$self->_load_objects ($f);
		2061	$f->resolve_delayed_derefs;
		2062	}
1787	}	2063	}
1788	}	2064	}
1789		2065
1790	Coro::cede;	2066	$f->resolve_delayed_derefs;
		2067
		2068	cf::cede_to_tick;
1791	# now do the right thing for maps	2069	# now do the right thing for maps
1792	$self->link_multipart_objects;	2070	$self->link_multipart_objects;
1793	$self->difficulty ($self->estimate_difficulty)	2071	$self->difficulty ($self->estimate_difficulty)
1794	unless $self->difficulty;	2072	unless $self->difficulty;
1795	Coro::cede;	2073	cf::cede_to_tick;
1796		2074
1797	unless ($self->{deny_activate}) {	2075	unless ($self->{deny_activate}) {
1798	$self->decay_objects;	2076	$self->decay_objects;
1799	$self->fix_auto_apply;	2077	$self->fix_auto_apply;
1800	$self->update_buttons;	2078	$self->update_buttons;
1801	Coro::cede;	2079	cf::cede_to_tick;
1802	$self->set_darkness_map;	2080	$self->set_darkness_map;
1803	Coro::cede;	2081	cf::cede_to_tick;
1804	$self->activate;	2082	$self->activate;
1805	}	2083	}
		2084
		2085	$self->{last_save} = $cf::RUNTIME;
		2086	$self->last_access ($cf::RUNTIME);
1806		2087
1807	$self->in_memory (cf::MAP_IN_MEMORY);	2088	$self->in_memory (cf::MAP_IN_MEMORY);
1808	}	2089	}
1809		2090
1810	$self->post_load;	2091	$self->post_load;
…		…
1821		2102
1822	$self	2103	$self
1823	}	2104	}
1824		2105
1825	# find and load all maps in the 3x3 area around a map	2106	# find and load all maps in the 3x3 area around a map
1826	sub load_diag {	2107	sub load_neighbours {
1827	my ($map) = @_;	2108	my ($map) = @_;
1828		2109
1829	my @diag; # diagonal neighbours	2110	my @neigh; # diagonal neighbours
1830		2111
1831	for (0 .. 3) {	2112	for (0 .. 3) {
1832	my $neigh = $map->tile_path ($_)	2113	my $neigh = $map->tile_path ($_)
1833	or next;	2114	or next;
1834	$neigh = find $neigh, $map	2115	$neigh = find $neigh, $map
1835	or next;	2116	or next;
1836	$neigh->load;	2117	$neigh->load;
1837		2118
		2119	push @neigh,
1838	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2120	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1839	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2121	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1840	}	2122	}
1841		2123
1842	for (@diag) {	2124	for (grep defined $_->[0], @neigh) {
		2125	my ($path, $origin) = @$_;
1843	my $neigh = find @$_	2126	my $neigh = find $path, $origin
1844	or next;	2127	or next;
1845	$neigh->load;	2128	$neigh->load;
1846	}	2129	}
1847	}	2130	}
1848		2131
…		…
1853	}	2136	}
1854		2137
1855	sub do_load_sync {	2138	sub do_load_sync {
1856	my ($map) = @_;	2139	my ($map) = @_;
1857		2140
		2141	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2142	if $Coro::current == $Coro::main;
		2143
1858	cf::sync_job { $map->load };	2144	cf::sync_job { $map->load };
1859	}	2145	}
1860		2146
1861	our %MAP_PREFETCH;	2147	our %MAP_PREFETCH;
1862	our $MAP_PREFETCHER = undef;	2148	our $MAP_PREFETCHER = undef;
1863		2149
1864	sub find_async {	2150	sub find_async {
1865	my ($path, $origin) = @_;	2151	my ($path, $origin, $load) = @_;
1866		2152
1867	$path = normalise $path, $origin && $origin->{path};	2153	$path = normalise $path, $origin && $origin->{path};
1868		2154
1869	if (my $map = $cf::MAP{$path}) {	2155	if (my $map = $cf::MAP{$path}) {
1870	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1871	}	2157	}
1872		2158
1873	undef $MAP_PREFETCH{$path};	2159	$MAP_PREFETCH{$path} |= $load;
		2160
1874	$MAP_PREFETCHER ||= cf::async {	2161	$MAP_PREFETCHER ||= cf::async {
		2162	$Coro::current->{desc} = "map prefetcher";
		2163
1875	while (%MAP_PREFETCH) {	2164	while (%MAP_PREFETCH) {
1876	for my $path (keys %MAP_PREFETCH) {	2165	while (my ($k, $v) = each %MAP_PREFETCH) {
1877	my $map = find $path	2166	if (my $map = find $k) {
1878	or next;
1879	$map->load;	2167	$map->load if $v;
		2168	}
1880		2169
1881	delete $MAP_PREFETCH{$path};	2170	delete $MAP_PREFETCH{$k};
1882	}	2171	}
1883	}	2172	}
1884	undef $MAP_PREFETCHER;	2173	undef $MAP_PREFETCHER;
1885	};	2174	};
1886	$MAP_PREFETCHER->prio (6);	2175	$MAP_PREFETCHER->prio (6);
…		…
1889	}	2178	}
1890		2179
1891	sub save {	2180	sub save {
1892	my ($self) = @_;	2181	my ($self) = @_;
1893		2182
1894	my $lock = cf::lock_acquire "map_data:" . $self->path;	2183	my $lock = cf::lock_acquire "map_data:$self->{path}";
1895		2184
1896	$self->{last_save} = $cf::RUNTIME;	2185	$self->{last_save} = $cf::RUNTIME;
1897		2186
1898	return unless $self->dirty;	2187	return unless $self->dirty;
1899		2188
…		…
1905	return if $self->{deny_save};	2194	return if $self->{deny_save};
1906		2195
1907	local $self->{last_access} = $self->last_access;#d#	2196	local $self->{last_access} = $self->last_access;#d#
1908		2197
1909	cf::async {	2198	cf::async {
		2199	$Coro::current->{desc} = "map player save";
1910	$_->contr->save for $self->players;	2200	$_->contr->save for $self->players;
1911	};	2201	};
1912		2202
1913	if ($uniq) {	2203	if ($uniq) {
1914	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1922	my ($self) = @_;	2212	my ($self) = @_;
1923		2213
1924	# save first because save cedes	2214	# save first because save cedes
1925	$self->save;	2215	$self->save;
1926		2216
1927	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1928		2218
1929	return if $self->players;	2219	return if $self->players;
1930	return if $self->in_memory != cf::MAP_IN_MEMORY;	2220	return if $self->in_memory != cf::MAP_IN_MEMORY;
1931	return if $self->{deny_save};	2221	return if $self->{deny_save};
1932		2222
		2223	$self->in_memory (cf::MAP_SWAPPED);
		2224
		2225	$self->deactivate;
		2226	$_->clear_links_to ($self) for values %cf::MAP;
1933	$self->clear;	2227	$self->clear;
1934	$self->in_memory (cf::MAP_SWAPPED);
1935	}	2228	}
1936		2229
1937	sub reset_at {	2230	sub reset_at {
1938	my ($self) = @_;	2231	my ($self) = @_;
1939		2232
…		…
1971	if $uniq;	2264	if $uniq;
1972	}	2265	}
1973		2266
1974	delete $cf::MAP{$self->path};	2267	delete $cf::MAP{$self->path};
1975		2268
		2269	$self->deactivate;
		2270	$_->clear_links_to ($self) for values %cf::MAP;
1976	$self->clear;	2271	$self->clear;
1977
1978	$_->clear_links_to ($self) for values %cf::MAP;
1979		2272
1980	$self->unlink_save;	2273	$self->unlink_save;
1981	$self->destroy;	2274	$self->destroy;
1982	}	2275	}
1983		2276
1984	my $nuke_counter = "aaaa";	2277	my $nuke_counter = "aaaa";
1985		2278
1986	sub nuke {	2279	sub nuke {
1987	my ($self) = @_;	2280	my ($self) = @_;
1988		2281
		2282	{
		2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2284
1989	delete $cf::MAP{$self->path};	2285	delete $cf::MAP{$self->path};
1990		2286
1991	$self->unlink_save;	2287	$self->unlink_save;
1992		2288
1993	bless $self, "cf::map";	2289	bless $self, "cf::map";
1994	delete $self->{deny_reset};	2290	delete $self->{deny_reset};
1995	$self->{deny_save} = 1;	2291	$self->{deny_save} = 1;
1996	$self->reset_timeout (1);	2292	$self->reset_timeout (1);
1997	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2293	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1998		2294
1999	$cf::MAP{$self->path} = $self;	2295	$cf::MAP{$self->path} = $self;
		2296	}
2000		2297
2001	$self->reset; # polite request, might not happen	2298	$self->reset; # polite request, might not happen
2002	}	2299	}
2003		2300
2004	=item $maps = cf::map::tmp_maps	2301	=item $maps = cf::map::tmp_maps
…		…
2080		2377
2081	sub inv_recursive {	2378	sub inv_recursive {
2082	inv_recursive_ inv $_[0]	2379	inv_recursive_ inv $_[0]
2083	}	2380	}
2084		2381
		2382	=item $ref = $ob->ref
		2383
		2384	creates and returns a persistent reference to an objetc that can be stored as a string.
		2385
		2386	=item $ob = cf::object::deref ($refstring)
		2387
		2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2389	even if the object actually exists. May block.
		2390
		2391	=cut
		2392
		2393	sub deref {
		2394	my ($ref) = @_;
		2395
		2396	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2397	my ($uuid, $name) = ($1, $2);
		2398	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2399	or return;
		2400	$pl->ob->uuid eq $uuid
		2401	or return;
		2402
		2403	$pl->ob
		2404	} else {
		2405	warn "$ref: cannot resolve object reference\n";
		2406	undef
		2407	}
		2408	}
		2409
2085	package cf;	2410	package cf;
2086		2411
2087	=back	2412	=back
2088		2413
2089	=head3 cf::object::player	2414	=head3 cf::object::player
…		…
2111		2436
2112	} else {	2437	} else {
2113	my $pl = $self->contr;	2438	my $pl = $self->contr;
2114		2439
2115	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2440	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2116	my $diag = $pl->{npc_dialog};	2441	my $dialog = $pl->{npc_dialog};
2117	$diag->{pl}->ext_reply (	2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2118	$diag->{id},
2119	msgtype => "reply",
2120	msg => $diag->{pl}->expand_cfpod ($msg),
2121	add_topics => []
2122	);
2123		2443
2124	} else {	2444	} else {
2125	$msg = $npc->name . " says: $msg" if $npc;	2445	$msg = $npc->name . " says: $msg" if $npc;
2126	$self->message ($msg, $flags);	2446	$self->message ($msg, $flags);
2127	}	2447	}
2128	}	2448	}
		2449	}
		2450
		2451	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2452
		2453	=cut
		2454
		2455	sub cf::object::send_msg {
		2456	my $pl = shift->contr
		2457	or return;
		2458	$pl->send_msg (@_);
2129	}	2459	}
2130		2460
2131	=item $player_object->may ("access")	2461	=item $player_object->may ("access")
2132		2462
2133	Returns wether the given player is authorized to access resource "access"	2463	Returns wether the given player is authorized to access resource "access"
…		…
2212	# use -1 or undef as default coordinates, not 0, 0	2542	# use -1 or undef as default coordinates, not 0, 0
2213	($x, $y) = ($map->enter_x, $map->enter_y)	2543	($x, $y) = ($map->enter_x, $map->enter_y)
2214	if $x <=0 && $y <= 0;	2544	if $x <=0 && $y <= 0;
2215		2545
2216	$map->load;	2546	$map->load;
2217	$map->load_diag;	2547	$map->load_neighbours;
2218		2548
2219	return unless $self->contr->active;	2549	return unless $self->contr->active;
2220	$self->activate_recursive;	2550	$self->activate_recursive;
2221		2551
2222	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2223	$self->enter_map ($map, $x, $y);	2553	$self->enter_map ($map, $x, $y);
2224	}	2554	}
2225		2555
2226	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2556	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2227		2557
2228	Moves the player to the given map-path and coordinates by first freezing	2558	Moves the player to the given map-path and coordinates by first freezing
2229	her, loading and preparing them map, calling the provided $check callback	2559	her, loading and preparing them map, calling the provided $check callback
2230	that has to return the map if sucecssful, and then unfreezes the player on	2560	that has to return the map if sucecssful, and then unfreezes the player on
2231	the new (success) or old (failed) map position.	2561	the new (success) or old (failed) map position. In either case, $done will
		2562	be called at the end of this process.
2232		2563
2233	=cut	2564	=cut
2234		2565
2235	our $GOTOGEN;	2566	our $GOTOGEN;
2236		2567
2237	sub cf::object::player::goto {	2568	sub cf::object::player::goto {
2238	my ($self, $path, $x, $y, $check) = @_;	2569	my ($self, $path, $x, $y, $check, $done) = @_;
2239		2570
2240	# do generation counting so two concurrent goto's will be executed in-order	2571	# do generation counting so two concurrent goto's will be executed in-order
2241	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2572	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2242		2573
2243	$self->enter_link;	2574	$self->enter_link;
2244		2575
2245	(async {	2576	(async {
		2577	$Coro::current->{desc} = "player::goto $path $x $y";
		2578
		2579	# *tag paths override both path and x|y
		2580	if ($path =~ /^\*(.*)$/) {
		2581	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2582	my $ob = $obs[rand @obs];
		2583
		2584	# see if we actually can go there
		2585	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2586	$ob = $obs[rand @obs];
		2587	} else {
		2588	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2589	}
		2590	# else put us there anyways for now #d#
		2591
		2592	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2593	} else {
		2594	($path, $x, $y) = (undef, undef, undef);
		2595	}
		2596	}
		2597
2246	my $map = eval {	2598	my $map = eval {
2247	my $map = cf::map::find $path;	2599	my $map = defined $path ? cf::map::find $path : undef;
2248		2600
2249	if ($map) {	2601	if ($map) {
2250	$map = $map->customise_for ($self);	2602	$map = $map->customise_for ($self);
2251	$map = $check->($map) if $check && $map;	2603	$map = $check->($map) if $check && $map;
2252	} else {	2604	} else {
2253	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2605	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2254	}	2606	}
2255		2607
2256	$map	2608	$map
2257	};	2609	};
2258		2610
…		…
2263		2615
2264	if ($gen == $self->{_goto_generation}) {	2616	if ($gen == $self->{_goto_generation}) {
2265	delete $self->{_goto_generation};	2617	delete $self->{_goto_generation};
2266	$self->leave_link ($map, $x, $y);	2618	$self->leave_link ($map, $x, $y);
2267	}	2619	}
		2620
		2621	$done->() if $done;
2268	})->prio (1);	2622	})->prio (1);
2269	}	2623	}
2270		2624
2271	=item $player_object->enter_exit ($exit_object)	2625	=item $player_object->enter_exit ($exit_object)
2272		2626
…		…
2309	$rmp->{origin_y} = $exit->y;	2663	$rmp->{origin_y} = $exit->y;
2310	}	2664	}
2311		2665
2312	$rmp->{random_seed} ||= $exit->random_seed;	2666	$rmp->{random_seed} ||= $exit->random_seed;
2313		2667
2314	my $data = cf::to_json $rmp;	2668	my $data = cf::encode_json $rmp;
2315	my $md5 = Digest::MD5::md5_hex $data;	2669	my $md5 = Digest::MD5::md5_hex $data;
2316	my $meta = "$RANDOMDIR/$md5.meta";	2670	my $meta = "$RANDOMDIR/$md5.meta";
2317		2671
2318	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2319	aio_write $fh, 0, (length $data), $data, 0;	2673	aio_write $fh, 0, (length $data), $data, 0;
…		…
2341	my $hp = $exit->stats->hp;	2695	my $hp = $exit->stats->hp;
2342	my $sp = $exit->stats->sp;	2696	my $sp = $exit->stats->sp;
2343		2697
2344	$self->enter_link;	2698	$self->enter_link;
2345		2699
		2700	# if exit is damned, update players death & WoR home-position
		2701	$self->contr->savebed ($slaying, $hp, $sp)
		2702	if $exit->flag (FLAG_DAMNED);
		2703
2346	(async {	2704	(async {
		2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2706
2347	$self->deactivate_recursive; # just to be sure	2707	$self->deactivate_recursive; # just to be sure
2348	unless (eval {	2708	unless (eval {
2349	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($slaying, $hp, $sp);
2350		2710
2351	1;	2711	1;
…		…
2377		2737
2378	utf8::encode $text;	2738	utf8::encode $text;
2379	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2380	}	2740	}
2381		2741
2382	=item $client->send_msg ($color, $type, $msg, [extra...])	2742	=item $client->send_msg ($channel, $msg, $color, [extra...])
2383		2743
2384	Send a drawinfo or msg packet to the client, formatting the msg for the	2744	Send a drawinfo or msg packet to the client, formatting the msg for the
2385	client if neccessary. C<$type> should be a string identifying the type of	2745	client if neccessary. C<$type> should be a string identifying the type of
2386	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2387	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2388		2748
2389	=cut	2749	=cut
2390		2750
		2751	# non-persistent channels (usually the info channel)
		2752	our %CHANNEL = (
		2753	"c/identify" => {
		2754	id => "infobox",
		2755	title => "Identify",
		2756	reply => undef,
		2757	tooltip => "Items recently identified",
		2758	},
		2759	"c/examine" => {
		2760	id => "infobox",
		2761	title => "Examine",
		2762	reply => undef,
		2763	tooltip => "Signs and other items you examined",
		2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/uptime" => {
		2790	id => "infobox",
		2791	title => "Uptime",
		2792	reply => undef,
		2793	tooltip => "How long the server has been running since last restart",
		2794	},
		2795	"c/mapinfo" => {
		2796	id => "infobox",
		2797	title => "Map Info",
		2798	reply => undef,
		2799	tooltip => "Information related to the maps",
		2800	},
		2801	);
		2802
2391	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2392	my ($self, $color, $type, $msg, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2393		2805
2394	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg);
2395		2807
		2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2809
		2810	# check predefined channels, for the benefit of C
		2811	if ($CHANNEL{$channel}) {
		2812	$channel = $CHANNEL{$channel};
		2813
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816
		2817	$channel = $channel->{id};
		2818
		2819	} elsif (ref $channel) {
		2820	# send meta info to client, if not yet sent
		2821	unless (exists $self->{channel}{$channel->{id}}) {
		2822	$self->{channel}{$channel->{id}} = $channel;
		2823	$self->ext_msg (channel_info => $channel)
		2824	if $self->can_msg;
		2825	}
		2826
		2827	$channel = $channel->{id};
		2828	}
		2829
		2830	return unless @extra || length $msg;
		2831
2396	if ($self->can_msg) {	2832	if ($self->can_msg) {
2397	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);	2833	# default colour, mask it out
		2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2835	if $color & cf::NDI_DEF;
		2836
		2837	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2398	} else {	2839	} else {
2399	# replace some tags by gcfclient-compatible ones
2400	for ($msg) {
2401	1 while
2402	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2403	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2404	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2405	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2406	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2407	}
2408
2409	if ($color >= 0) {	2840	if ($color >= 0) {
		2841	# replace some tags by gcfclient-compatible ones
		2842	for ($msg) {
		2843	1 while
		2844	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2845	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2846	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2847	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2848	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2849	}
		2850
		2851	$color &= cf::NDI_COLOR_MASK;
		2852
		2853	utf8::encode $msg;
		2854
2410	if (0 && $msg =~ /\[/) {	2855	if (0 && $msg =~ /\[/) {
		2856	# COMMAND/INFO
2411	$self->send_packet ("drawextinfo $color 4 0 $msg")	2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2412	} else {	2858	} else {
2413	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2859	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2414	$self->send_packet ("drawinfo $color $msg")	2860	$self->send_packet ("drawinfo $color $msg")
2415	}	2861	}
2416	}	2862	}
2417	}	2863	}
2418	}	2864	}
2419		2865
2420	=item $client->ext_event ($type, %msg)	2866	=item $client->ext_msg ($type, @msg)
2421		2867
2422	Sends an ext event to the client.	2868	Sends an ext event to the client.
2423		2869
2424	=cut	2870	=cut
2425		2871
2426	sub cf::client::ext_event($$%) {	2872	sub cf::client::ext_msg($$@) {
2427	my ($self, $type, %msg) = @_;	2873	my ($self, $type, @msg) = @_;
2428		2874
		2875	if ($self->extcmd == 2) {
		2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2877	} elsif ($self->extcmd == 1) { # TODO: remove
2429	$msg{msgtype} = "event_$type";	2878	push @msg, msgtype => "event_$type";
2430	$self->send_packet ("ext " . cf::to_json \%msg);	2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2880	}
		2881	}
		2882
		2883	=item $client->ext_reply ($msgid, @msg)
		2884
		2885	Sends an ext reply to the client.
		2886
		2887	=cut
		2888
		2889	sub cf::client::ext_reply($$@) {
		2890	my ($self, $id, @msg) = @_;
		2891
		2892	if ($self->extcmd == 2) {
		2893	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2894	} elsif ($self->extcmd == 1) {
		2895	#TODO: version 1, remove
		2896	unshift @msg, msgtype => "reply", msgid => $id;
		2897	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2898	}
2431	}	2899	}
2432		2900
2433	=item $success = $client->query ($flags, "text", \&cb)	2901	=item $success = $client->query ($flags, "text", \&cb)
2434		2902
2435	Queues a query to the client, calling the given callback with	2903	Queues a query to the client, calling the given callback with
…		…
2458		2926
2459	1	2927	1
2460	}	2928	}
2461		2929
2462	cf::client->attach (	2930	cf::client->attach (
		2931	on_connect => sub {
		2932	my ($ns) = @_;
		2933
		2934	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2935	},
2463	on_reply => sub {	2936	on_reply => sub {
2464	my ($ns, $msg) = @_;	2937	my ($ns, $msg) = @_;
2465		2938
2466	# this weird shuffling is so that direct followup queries	2939	# this weird shuffling is so that direct followup queries
2467	# get handled first	2940	# get handled first
…		…
2482	}	2955	}
2483	},	2956	},
2484	on_exticmd => sub {	2957	on_exticmd => sub {
2485	my ($ns, $buf) = @_;	2958	my ($ns, $buf) = @_;
2486		2959
2487	my $msg = eval { from_json $buf };	2960	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2488		2961
2489	if (ref $msg) {	2962	if (ref $msg) {
		2963	my ($type, $reply, @payload) =
		2964	"ARRAY" eq ref $msg
		2965	? @$msg
		2966	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2967
		2968	my @reply;
		2969
2490	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2970	if (my $cb = $EXTICMD{$type}) {
2491	if (my %reply = $cb->($ns, $msg)) {	2971	@reply = $cb->($ns, @payload);
2492	$reply{msgid} = $msg->{msgid};
2493	$ns->send ("ext " . cf::to_json \%reply);
2494	}
2495	}	2972	}
		2973
		2974	$ns->ext_reply ($reply, @reply)
		2975	if $reply;
		2976
2496	} else {	2977	} else {
2497	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2978	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2498	}	2979	}
2499		2980
2500	cf::override;	2981	cf::override;
…		…
2547	our $safe = new Safe "safe";	3028	our $safe = new Safe "safe";
2548	our $safe_hole = new Safe::Hole;	3029	our $safe_hole = new Safe::Hole;
2549		3030
2550	$SIG{FPE} = 'IGNORE';	3031	$SIG{FPE} = 'IGNORE';
2551		3032
2552	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3033	$safe->permit_only (Opcode::opset qw(
		3034	:base_core :base_mem :base_orig :base_math
		3035	grepstart grepwhile mapstart mapwhile
		3036	sort time
		3037	));
2553		3038
2554	# here we export the classes and methods available to script code	3039	# here we export the classes and methods available to script code
2555		3040
2556	=pod	3041	=pod
2557		3042
2558	The following functions and methods are available within a safe environment:	3043	The following functions and methods are available within a safe environment:
2559		3044
2560	cf::object contr pay_amount pay_player map	3045	cf::object
		3046	contr pay_amount pay_player map x y force_find force_add destroy
		3047	insert remove name archname title slaying race decrease_ob_nr
		3048
2561	cf::object::player player	3049	cf::object::player
2562	cf::player peaceful	3050	player
2563	cf::map trigger	3051
		3052	cf::player
		3053	peaceful
		3054
		3055	cf::map
		3056	trigger
2564		3057
2565	=cut	3058	=cut
2566		3059
2567	for (	3060	for (
2568	["cf::object" => qw(contr pay_amount pay_player map)],	3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3062	insert remove inv name archname title slaying race
		3063	decrease_ob_nr destroy)],
2569	["cf::object::player" => qw(player)],	3064	["cf::object::player" => qw(player)],
2570	["cf::player" => qw(peaceful)],	3065	["cf::player" => qw(peaceful)],
2571	["cf::map" => qw(trigger)],	3066	["cf::map" => qw(trigger)],
2572	) {	3067	) {
2573	no strict 'refs';	3068	no strict 'refs';
…		…
2649	# the server's init and main functions	3144	# the server's init and main functions
2650		3145
2651	sub load_facedata($) {	3146	sub load_facedata($) {
2652	my ($path) = @_;	3147	my ($path) = @_;
2653		3148
		3149	# HACK to clear player env face cache, we need some signal framework
		3150	# for this (global event?)
		3151	%ext::player_env::MUSIC_FACE_CACHE = ();
		3152
		3153	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3154
2654	warn "loading facedata from $path\n";	3155	warn "loading facedata from $path\n";
2655		3156
2656	my $facedata;	3157	my $facedata;
2657	0 < aio_load $path, $facedata	3158	0 < aio_load $path, $facedata
2658	or die "$path: $!";	3159	or die "$path: $!";
…		…
2660	$facedata = Coro::Storable::thaw $facedata;	3161	$facedata = Coro::Storable::thaw $facedata;
2661		3162
2662	$facedata->{version} == 2	3163	$facedata->{version} == 2
2663	or cf::cleanup "$path: version mismatch, cannot proceed.";	3164	or cf::cleanup "$path: version mismatch, cannot proceed.";
2664		3165
		3166	# patch in the exptable
		3167	$facedata->{resource}{"res/exp_table"} = {
		3168	type => FT_RSRC,
		3169	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3170	};
		3171	cf::cede_to_tick;
		3172
2665	{	3173	{
2666	my $faces = $facedata->{faceinfo};	3174	my $faces = $facedata->{faceinfo};
2667		3175
2668	while (my ($face, $info) = each %$faces) {	3176	while (my ($face, $info) = each %$faces) {
2669	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3178
2670	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3179	cf::face::set_visibility $idx, $info->{visibility};
		3180	cf::face::set_magicmap $idx, $info->{magicmap};
2671	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2672	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2673	Coro::cede;	3183
		3184	cf::cede_to_tick;
2674	}	3185	}
2675		3186
2676	while (my ($face, $info) = each %$faces) {	3187	while (my ($face, $info) = each %$faces) {
2677	next unless $info->{smooth};	3188	next unless $info->{smooth};
		3189
2678	my $idx = cf::face::find $face	3190	my $idx = cf::face::find $face
2679	or next;	3191	or next;
		3192
2680	if (my $smooth = cf::face::find $info->{smooth}) {	3193	if (my $smooth = cf::face::find $info->{smooth}) {
		3194	cf::face::set_smooth $idx, $smooth;
2681	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3195	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2682	} else {	3196	} else {
2683	warn "smooth face '$info->{smooth}' not found for face '$face'";	3197	warn "smooth face '$info->{smooth}' not found for face '$face'";
2684	}	3198	}
2685	Coro::cede;	3199
		3200	cf::cede_to_tick;
2686	}	3201	}
2687	}	3202	}
2688		3203
2689	{	3204	{
2690	my $anims = $facedata->{animinfo};	3205	my $anims = $facedata->{animinfo};
2691		3206
2692	while (my ($anim, $info) = each %$anims) {	3207	while (my ($anim, $info) = each %$anims) {
2693	cf::anim::set $anim, $info->{frames}, $info->{facings};	3208	cf::anim::set $anim, $info->{frames}, $info->{facings};
2694	Coro::cede;	3209	cf::cede_to_tick;
2695	}	3210	}
2696		3211
2697	cf::anim::invalidate_all; # d'oh	3212	cf::anim::invalidate_all; # d'oh
2698	}	3213	}
2699		3214
		3215	{
		3216	# TODO: for gcfclient pleasure, we should give resources
		3217	# that gcfclient doesn't grok a >10000 face index.
		3218	my $res = $facedata->{resource};
		3219
		3220	while (my ($name, $info) = each %$res) {
		3221	if (defined $info->{type}) {
		3222	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3223	my $data;
		3224
		3225	if ($info->{type} & 1) {
		3226	# prepend meta info
		3227
		3228	my $meta = $enc->encode ({
		3229	name => $name,
		3230	%{ $info->{meta} || {} },
		3231	});
		3232
		3233	$data = pack "(w/a*)*", $meta, $info->{data};
		3234	} else {
		3235	$data = $info->{data};
		3236	}
		3237
		3238	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3239	cf::face::set_type $idx, $info->{type};
		3240	} else {
		3241	$RESOURCE{$name} = $info;
		3242	}
		3243
		3244	cf::cede_to_tick;
		3245	}
		3246	}
		3247
		3248	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3249
2700	1	3250	1
2701	}	3251	}
2702		3252
		3253	cf::global->attach (on_resource_update => sub {
		3254	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3255	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3256
		3257	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3258	my $sound = $soundconf->{compat}[$_]
		3259	or next;
		3260
		3261	my $face = cf::face::find "sound/$sound->[1]";
		3262	cf::sound::set $sound->[0] => $face;
		3263	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3264	}
		3265
		3266	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3267	my $face = cf::face::find "sound/$v";
		3268	cf::sound::set $k => $face;
		3269	}
		3270	}
		3271	});
		3272
		3273	register_exticmd fx_want => sub {
		3274	my ($ns, $want) = @_;
		3275
		3276	while (my ($k, $v) = each %$want) {
		3277	$ns->fx_want ($k, $v);
		3278	}
		3279	};
		3280
2703	sub reload_regions {	3281	sub reload_regions {
		3282	# HACK to clear player env face cache, we need some signal framework
		3283	# for this (global event?)
		3284	%ext::player_env::MUSIC_FACE_CACHE = ();
		3285
2704	load_resource_file "$MAPDIR/regions"	3286	load_resource_file "$MAPDIR/regions"
2705	or die "unable to load regions file\n";	3287	or die "unable to load regions file\n";
		3288
		3289	for (cf::region::list) {
		3290	$_->{match} = qr/$_->{match}/
		3291	if exists $_->{match};
		3292	}
2706	}	3293	}
2707		3294
2708	sub reload_facedata {	3295	sub reload_facedata {
2709	load_facedata "$DATADIR/facedata"	3296	load_facedata "$DATADIR/facedata"
2710	or die "unable to load facedata\n";	3297	or die "unable to load facedata\n";
2711	}	3298	}
2712		3299
2713	sub reload_archetypes {	3300	sub reload_archetypes {
		3301	load_resource_file "$DATADIR/archetypes"
		3302	or die "unable to load archetypes\n";
		3303	#d# NEED to laod twice to resolve forward references
		3304	# this really needs to be done in an extra post-pass
		3305	# (which needs to be synchronous, so solve it differently)
2714	load_resource_file "$DATADIR/archetypes"	3306	load_resource_file "$DATADIR/archetypes"
2715	or die "unable to load archetypes\n";	3307	or die "unable to load archetypes\n";
2716	}	3308	}
2717		3309
2718	sub reload_treasures {	3310	sub reload_treasures {
…		…
2734		3326
2735	sub init {	3327	sub init {
2736	reload_resources;	3328	reload_resources;
2737	}	3329	}
2738		3330
2739	sub cfg_load {	3331	sub reload_config {
2740	open my $fh, "<:utf8", "$CONFDIR/config"	3332	open my $fh, "<:utf8", "$CONFDIR/config"
2741	or return;	3333	or return;
2742		3334
2743	local $/;	3335	local $/;
2744	*CFG = YAML::Syck::Load <$fh>;	3336	*CFG = YAML::Load <$fh>;
2745		3337
2746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2747		3339
2748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3340	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3341	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2760	sub main {	3352	sub main {
2761	# we must not ever block the main coroutine	3353	# we must not ever block the main coroutine
2762	local $Coro::idle = sub {	3354	local $Coro::idle = sub {
2763	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2764	(async {	3356	(async {
2765	Event::one_event;	3357	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3358	EV::loop EV::LOOP_ONESHOT;
2766	})->prio (Coro::PRIO_MAX);	3359	})->prio (Coro::PRIO_MAX);
2767	};	3360	};
2768		3361
2769	cfg_load;	3362	reload_config;
2770	db_init;	3363	db_init;
2771	load_extensions;	3364	load_extensions;
2772		3365
2773	$TICK_WATCHER->start;	3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3367	evthread_start IO::AIO::poll_fileno;
2774	Event::loop;	3368	EV::loop;
2775	}	3369	}
2776		3370
2777	#############################################################################	3371	#############################################################################
2778	# initialisation and cleanup	3372	# initialisation and cleanup
2779		3373
2780	# install some emergency cleanup handlers	3374	# install some emergency cleanup handlers
2781	BEGIN {	3375	BEGIN {
		3376	our %SIGWATCHER = ();
2782	for my $signal (qw(INT HUP TERM)) {	3377	for my $signal (qw(INT HUP TERM)) {
2783	Event->signal (	3378	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2784	reentrant => 0,
2785	data => WF_AUTOCANCEL,
2786	signal => $signal,
2787	prio => 0,
2788	cb => sub {
2789	cf::cleanup "SIG$signal";	3379	cf::cleanup "SIG$signal";
2790	},
2791	);	3380	};
2792	}	3381	}
2793	}	3382	}
2794		3383
2795	sub write_runtime {	3384	sub write_runtime {
2796	my $runtime = "$LOCALDIR/runtime";	3385	my $runtime = "$LOCALDIR/runtime";
…		…
2841	# and maps saved/destroyed asynchronously.	3430	# and maps saved/destroyed asynchronously.
2842	warn "begin emergency player save\n";	3431	warn "begin emergency player save\n";
2843	for my $login (keys %cf::PLAYER) {	3432	for my $login (keys %cf::PLAYER) {
2844	my $pl = $cf::PLAYER{$login} or next;	3433	my $pl = $cf::PLAYER{$login} or next;
2845	$pl->valid or next;	3434	$pl->valid or next;
		3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2846	$pl->save;	3436	$pl->save;
2847	}	3437	}
2848	warn "end emergency player save\n";	3438	warn "end emergency player save\n";
2849		3439
2850	warn "begin emergency map save\n";	3440	warn "begin emergency map save\n";
…		…
2889	warn "syncing database to disk";	3479	warn "syncing database to disk";
2890	BDB::db_env_txn_checkpoint $DB_ENV;	3480	BDB::db_env_txn_checkpoint $DB_ENV;
2891		3481
2892	# if anything goes wrong in here, we should simply crash as we already saved	3482	# if anything goes wrong in here, we should simply crash as we already saved
2893		3483
2894	warn "cancelling all WF_AUTOCANCEL watchers";
2895	for (Event::all_watchers) {
2896	$_->cancel if $_->data & WF_AUTOCANCEL;
2897	}
2898
2899	warn "flushing outstanding aio requests";	3484	warn "flushing outstanding aio requests";
2900	for (;;) {	3485	for (;;) {
2901	BDB::flush;	3486	BDB::flush;
2902	IO::AIO::flush;	3487	IO::AIO::flush;
2903	Coro::cede;	3488	Coro::cede_notself;
2904	last unless IO::AIO::nreqs || BDB::nreqs;	3489	last unless IO::AIO::nreqs || BDB::nreqs;
2905	warn "iterate...";	3490	warn "iterate...";
2906	}	3491	}
2907		3492
2908	++$RELOAD;	3493	++$RELOAD;
…		…
2967	warn "reloading cf.pm";	3552	warn "reloading cf.pm";
2968	require cf;	3553	require cf;
2969	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2970		3555
2971	warn "loading config and database again";	3556	warn "loading config and database again";
2972	cf::cfg_load;	3557	cf::reload_config;
2973		3558
2974	warn "loading extensions";	3559	warn "loading extensions";
2975	cf::load_extensions;	3560	cf::load_extensions;
2976		3561
2977	warn "reattaching attachments to objects/players";	3562	warn "reattaching attachments to objects/players";
…		…
2984	warn "leaving sync_job";	3569	warn "leaving sync_job";
2985		3570
2986	1	3571	1
2987	} or do {	3572	} or do {
2988	warn $@;	3573	warn $@;
2989	warn "error while reloading, exiting.";	3574	cf::cleanup "error while reloading, exiting.";
2990	exit 1;
2991	};	3575	};
2992		3576
2993	warn "reloaded";	3577	warn "reloaded";
2994	};	3578	};
2995		3579
…		…
2997		3581
2998	sub reload_perl() {	3582	sub reload_perl() {
2999	# doing reload synchronously and two reloads happen back-to-back,	3583	# doing reload synchronously and two reloads happen back-to-back,
3000	# coro crashes during coro_state_free->destroy here.	3584	# coro crashes during coro_state_free->destroy here.
3001		3585
3002	$RELOAD_WATCHER ||= Event->timer (	3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3003	reentrant => 0,
3004	after => 0,
3005	data => WF_AUTOCANCEL,
3006	cb => sub {
3007	do_reload_perl;	3587	do_reload_perl;
3008	undef $RELOAD_WATCHER;	3588	undef $RELOAD_WATCHER;
3009	},
3010	);	3589	};
3011	}	3590	}
3012		3591
3013	register_command "reload" => sub {	3592	register_command "reload" => sub {
3014	my ($who, $arg) = @_;	3593	my ($who, $arg) = @_;
3015		3594
3016	if ($who->flag (FLAG_WIZ)) {	3595	if ($who->flag (FLAG_WIZ)) {
3017	$who->message ("reloading server.");	3596	$who->message ("reloading server.");
		3597	async {
		3598	$Coro::current->{desc} = "perl_reload";
3018	async { reload_perl };	3599	reload_perl;
		3600	};
3019	}	3601	}
3020	};	3602	};
3021		3603
3022	unshift @INC, $LIBDIR;	3604	unshift @INC, $LIBDIR;
3023		3605
…		…
3025		3607
3026	our @WAIT_FOR_TICK;	3608	our @WAIT_FOR_TICK;
3027	our @WAIT_FOR_TICK_BEGIN;	3609	our @WAIT_FOR_TICK_BEGIN;
3028		3610
3029	sub wait_for_tick {	3611	sub wait_for_tick {
3030	return unless $TICK_WATCHER->is_active;	3612	return if tick_inhibit;
3031	return if $Coro::current == $Coro::main;	3613	return if $Coro::current == $Coro::main;
3032		3614
3033	my $signal = new Coro::Signal;	3615	my $signal = new Coro::Signal;
3034	push @WAIT_FOR_TICK, $signal;	3616	push @WAIT_FOR_TICK, $signal;
3035	$signal->wait;	3617	$signal->wait;
3036	}	3618	}
3037		3619
3038	sub wait_for_tick_begin {	3620	sub wait_for_tick_begin {
3039	return unless $TICK_WATCHER->is_active;	3621	return if tick_inhibit;
3040	return if $Coro::current == $Coro::main;	3622	return if $Coro::current == $Coro::main;
3041		3623
3042	my $signal = new Coro::Signal;	3624	my $signal = new Coro::Signal;
3043	push @WAIT_FOR_TICK_BEGIN, $signal;	3625	push @WAIT_FOR_TICK_BEGIN, $signal;
3044	$signal->wait;	3626	$signal->wait;
3045	}	3627	}
3046		3628
3047	my $min = 1e6;#d#	3629	sub tick {
3048	my $avg = 10;
3049	$TICK_WATCHER = Event->timer (
3050	reentrant => 0,
3051	parked => 1,
3052	prio => 0,
3053	at => $NEXT_TICK || $TICK,
3054	data => WF_AUTOCANCEL,
3055	cb => sub {
3056	if ($Coro::current != $Coro::main) {	3630	if ($Coro::current != $Coro::main) {
3057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3631	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3058	unless ++$bug_warning > 10;	3632	unless ++$bug_warning > 10;
3059	return;	3633	return;
3060	}	3634	}
3061		3635
3062	$NOW = $tick_start = Event::time;
3063
3064	cf::server_tick; # one server iteration	3636	cf::server_tick; # one server iteration
3065		3637
3066	0 && sync_job {#d#	3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3067	for(1..10) {	3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3068	my $t = Event::time;	3640	Coro::async_pool {
3069	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3641	$Coro::current->{desc} = "runtime saver";
3070	or die;	3642	write_runtime
3071		3643	or warn "ERROR: unable to write runtime file: $!";
3072	$map->width (50);
3073	$map->height (50);
3074	$map->alloc;
3075	$map->_load_objects ("/tmp/x.map", 1);
3076	my $t = Event::time - $t;
3077
3078	#next unless $t < 0.0013;#d#
3079	if ($t < $min) {
3080	$min = $t;
3081	}
3082	$avg = $avg * 0.99 + $t * 0.01;
3083	}
3084	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3085	exit 0;
3086	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3087	};	3644	};
		3645	}
3088		3646
3089	$RUNTIME += $TICK;
3090	$NEXT_TICK += $TICK;
3091
3092	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3093	$NEXT_RUNTIME_WRITE = $NOW + 10;
3094	Coro::async_pool {
3095	write_runtime
3096	or warn "ERROR: unable to write runtime file: $!";
3097	};
3098	}
3099
3100	# my $AFTER = Event::time;
3101	# warn $AFTER - $NOW;#d#
3102
3103	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3104	$sig->send;	3648	$sig->send;
3105	}	3649	}
3106	while (my $sig = shift @WAIT_FOR_TICK) {	3650	while (my $sig = shift @WAIT_FOR_TICK) {
3107	$sig->send;	3651	$sig->send;
3108	}	3652	}
3109		3653
3110	$NOW = Event::time;	3654	$LOAD = ($NOW - $TICK_START) / $TICK;
3111
3112	# if we are delayed by four ticks or more, skip them all
3113	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3114
3115	$TICK_WATCHER->at ($NEXT_TICK);
3116	$TICK_WATCHER->start;
3117
3118	$LOAD = ($NOW - $tick_start) / $TICK;
3119	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3655	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3120		3656
3121	_post_tick;	3657	if (0) {
3122		3658	if ($NEXT_TICK) {
3123		3659	my $jitter = $TICK_START - $NEXT_TICK;
		3660	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3661	warn "jitter $JITTER\n";#d#
		3662	}
3124	},	3663	}
3125	);	3664	}
3126		3665
3127	{	3666	{
3128	BDB::max_poll_time $TICK * 0.1;	3667	# configure BDB
3129	$BDB_POLL_WATCHER = Event->io (	3668
3130	reentrant => 0,
3131	fd => BDB::poll_fileno,
3132	poll => 'r',
3133	prio => 0,
3134	data => WF_AUTOCANCEL,
3135	cb => \&BDB::poll_cb,
3136	);
3137	BDB::min_parallel 8;	3669	BDB::min_parallel 8;
3138		3670	BDB::max_poll_reqs $TICK * 0.1;
3139	BDB::set_sync_prepare {	3671	$Coro::BDB::WATCHER->priority (1);
3140	my $status;
3141	my $current = $Coro::current;
3142	(
3143	sub {
3144	$status = $!;
3145	$current->ready; undef $current;
3146	},
3147	sub {
3148	Coro::schedule while defined $current;
3149	$! = $status;
3150	},
3151	)
3152	};
3153		3672
3154	unless ($DB_ENV) {	3673	unless ($DB_ENV) {
3155	$DB_ENV = BDB::db_env_create;	3674	$DB_ENV = BDB::db_env_create;
		3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3676	| BDB::LOG_AUTOREMOVE, 1);
		3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3156		3679
3157	cf::sync_job {	3680	cf::sync_job {
3158	eval {	3681	eval {
3159	BDB::db_env_open	3682	BDB::db_env_open
3160	$DB_ENV,	3683	$DB_ENV,
…		…
3162	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3685	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3163	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3686	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3164	0666;	3687	0666;
3165		3688
3166	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3689	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3167
3168	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3169	$DB_ENV->set_lk_detect;
3170	};	3690	};
3171		3691
3172	cf::cleanup "db_env_open(db): $@" if $@;	3692	cf::cleanup "db_env_open(db): $@" if $@;
3173	};	3693	};
3174	}	3694	}
		3695
		3696	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3697	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3698	};
		3699	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3700	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3701	};
		3702	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3703	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3704	};
3175	}	3705	}
3176		3706
3177	{	3707	{
		3708	# configure IO::AIO
		3709
3178	IO::AIO::min_parallel 8;	3710	IO::AIO::min_parallel 8;
3179
3180	undef $Coro::AIO::WATCHER;
3181	IO::AIO::max_poll_time $TICK * 0.1;	3711	IO::AIO::max_poll_time $TICK * 0.1;
3182	$AIO_POLL_WATCHER = Event->io (	3712	$Coro::AIO::WATCHER->priority (1);
3183	reentrant => 0,
3184	data => WF_AUTOCANCEL,
3185	fd => IO::AIO::poll_fileno,
3186	poll => 'r',
3187	prio => 6,
3188	cb => \&IO::AIO::poll_cb,
3189	);
3190	}	3713	}
3191		3714
3192	my $_log_backtrace;	3715	my $_log_backtrace;
3193		3716
3194	sub _log_backtrace {	3717	sub _log_backtrace {
…		…
3198		3721
3199	# limit the # of concurrent backtraces	3722	# limit the # of concurrent backtraces
3200	if ($_log_backtrace < 2) {	3723	if ($_log_backtrace < 2) {
3201	++$_log_backtrace;	3724	++$_log_backtrace;
3202	async {	3725	async {
		3726	$Coro::current->{desc} = "abt $msg";
		3727
3203	my @bt = fork_call {	3728	my @bt = fork_call {
3204	@addr = map { sprintf "%x", $_ } @addr;	3729	@addr = map { sprintf "%x", $_ } @addr;
3205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3730	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3731	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3207	or die "addr2line: $!";	3732	or die "addr2line: $!";

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