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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.297 by root, Thu Jul 5 08:10:30 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
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;
		57	use Digest::MD5 ();
34		58
35	# configure various modules to our taste	59	# configure various modules to our taste
36	#	60	#
37	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
38	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
39	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
40
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45		64
46	$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
47		66
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		68
…		…
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
73		93
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	97	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		99
82	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	104	our $DB_ENV;
84		105
85	our %CFG;	106	our %CFG;
86		107
87	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
89		111
90	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
93		115
94	# 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 ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		118
97	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)
98	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
100		123
101	binmode STDOUT;	124	binmode STDOUT;
102	binmode STDERR;	125	binmode STDERR;
103		126
104	# read virtual server time, if available	127	# read virtual server time, if available
…		…
157		180
158	The raw value load value from the last tick.	181	The raw value load value from the last tick.
159		182
160	=item %cf::CFG	183	=item %cf::CFG
161		184
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	186	from wherever your confdir points to.
164		187
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		189
167	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
168	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
169	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.
170		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
171	=back	200	=back
172		201
173	=cut	202	=cut
174		203
175	BEGIN {	204	BEGIN {
…		…
179	$msg .= "\n"	208	$msg .= "\n"
180	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
181		210
182	$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;
183		212
184	utf8::encode $msg;
185	LOG llevError, $msg;	213	LOG llevError, $msg;
186	};	214	};
187	}	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	$SIG{__DIE__} = sub { }; #d#?
188		231
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
205	)) {	248	)) {
206	no strict 'refs';	249	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	251	}
209		252
210	$Event::DIED = sub {	253	$EV::DIED = sub {
211	warn "error in event callback: @_";	254	warn "error in event callback: @_";
212	};	255	};
213		256
214	#############################################################################	257	#############################################################################
215		258
…		…
238	$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;
239	$d	282	$d
240	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
241	}	284	}
242		285
243	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
244		287
245	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
246		289
247	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
248		291
249	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
250		293
251	=cut	294	=cut
252		295
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		297
255	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
257		300
258	=item cf::lock_wait $string	301	=item cf::lock_wait $string
259		302
260	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
261		304
…		…
264	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
265	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,
266	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
267	returned.	310	returned.
268		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
269	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
270	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
271		317
272	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
273		319
274	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
275		321
276	=cut	322	=cut
277		323
278	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
279		326
280	sub lock_wait($) {	327	sub lock_wait($) {
281	my ($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#
282		334
283	# wait for lock, if any	335	# wait for lock, if any
284	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	338	Coro::schedule;
…		…
292		344
293	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
294	lock_wait $key;	346	lock_wait $key;
295		347
296	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
297		350
298	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
301	}	355	}
302	}	356	}
303		357
…		…
306		360
307	! ! $LOCK{$key}	361	! ! $LOCK{$key}
308	}	362	}
309		363
310	sub freeze_mainloop {	364	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
312		366
313	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
314	$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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
315	};	428	}
316	$TICK_WATCHER->stop;	429	};
317	$guard	430
		431	sub get_slot($;$$) {
		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	$sig->wait;
318	}	441	}
319		442
320	=item cf::async { BLOCK }	443	=item cf::async { BLOCK }
321		444
322	Currently the same as Coro::async_pool, meaning you cannot use	445	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		450
328	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
329		452
330	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
331		454
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	456	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	458	acceptable.
336		459
337	If it must be done, put the blocking parts into C<sync_job>. This will run	460	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	461	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		466
344	sub sync_job(&) {	467	sub sync_job(&) {
345	my ($job) = @_;	468	my ($job) = @_;
346		469
347	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	471	my $time = EV::time;
349		472
350	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
352		475
353	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	477
355	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
356		479
357	my $busy = 1;	480	my $busy = 1;
358	my @res;	481	my @res;
359		482
360	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	485	@res = eval { $job->() };
362	warn $@ if $@;	486	warn $@ if $@;
363	undef $busy;	487	undef $busy;
364	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
365		489
366	while ($busy) {	490	while ($busy) {
367	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
368	}	495	}
		496	}
369		497
370	$time = Event::time - $time;	498	my $time = EV::time - $time;
371		499
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
376		501
377	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
378	} else {	503	} else {
379	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
380		505
…		…
405	=item fork_call { }, $args	530	=item fork_call { }, $args
406		531
407	Executes the given code block with the given arguments in a seperate	532	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	534	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
411		536
412	=cut	537	=cut
413		538
414	sub fork_call(&@) {	539	sub fork_call(&@) {
415	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
416		541
417	# 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,
418	# or die "socketpair: $!";	543	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	544	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		545
422	if (my $pid = fork) {	546	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	547	reset_signals;
435	local $SIG{__WARN__};	548	&$cb
436	local $SIG{__DIE__};	549	}, @args;
437	eval {
438	close $fh1;
439		550
440	my @res = eval { $cb->(@args) };	551	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
442	};
443
444	warn $@ if $@;
445	_exit 0;
446	}
447	}	552	}
448		553
449	=item $value = cf::db_get $family => $key	554	=item $value = cf::db_get $family => $key
450		555
451	Returns a single value from the environment database.	556	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	558	=item cf::db_put $family => $key => $value
454		559
455	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
456	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).
457		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
458	=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	}
459		586
460	our $DB;	587	our $DB;
461		588
462	sub db_init {	589	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	590	cf::sync_job {
467	eval {	591	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	592	};
477	}	593	}
478		594
479	sub db_get($$) {	595	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	596	my $key = "$_[0]/$_[1]";
481		597
…		…
531	if (1) {	647	if (1) {
532	$md5 =	648	$md5 =
533	join "\x00",	649	join "\x00",
534	$processversion,	650	$processversion,
535	map {	651	map {
536	Coro::cede;	652	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	653	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	654	} 0.. $#$src;
539		655
540		656
541	my $dbmd5 = db_get cache => "$id/md5";	657	my $dbmd5 = db_get cache => "$id/md5";
…		…
585	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")
586	to it. All such attachable objects support the following methods.	702	to it. All such attachable objects support the following methods.
587		703
588	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>
589	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
590	Crossfire TRT).	706	Deliantra).
591		707
592	=over 4	708	=over 4
593		709
594	=item $attachable->attach ($attachment, key => $value...)	710	=item $attachable->attach ($attachment, key => $value...)
595		711
…		…
847	";	963	";
848	die if $@;	964	die if $@;
849	}	965	}
850		966
851	our $override;	967	our $override;
852	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?
853		969
854	sub override {	970	sub override {
855	$override = 1;	971	$override = 1;
856	@invoke_results = ();	972	@INVOKE_RESULTS = (@_);
857	}	973	}
858		974
859	sub do_invoke {	975	sub do_invoke {
860	my $event = shift;	976	my $event = shift;
861	my $callbacks = shift;	977	my $callbacks = shift;
862		978
863	@invoke_results = ();	979	@INVOKE_RESULTS = ();
864		980
865	local $override;	981	local $override;
866		982
867	for (@$callbacks) {	983	for (@$callbacks) {
868	eval { &{$_->[1]} };	984	eval { &{$_->[1]} };
…		…
877	}	993	}
878		994
879	0	995	0
880	}	996	}
881		997
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	998	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		999
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1000	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1001
886	Generate an object-specific event with the given arguments.	1002	Generate an object-specific event with the given arguments.
887		1003
888	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
889	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
890	results (if you must, access C<@cf::invoke_results> directly).	1006	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1007
892	=back	1008	=back
893		1009
894	=cut	1010	=cut
895		1011
896	#############################################################################	1012	#############################################################################
897	# object support	1013	# object support
		1014
		1015	sub _object_equal($$);
		1016	sub _object_equal($$) {
		1017	my ($a, $b) = @_;
		1018
		1019	return 0 unless (ref $a) eq (ref $b);
		1020
		1021	if ("HASH" eq ref $a) {
		1022	my @ka = keys %$a;
		1023	my @kb = keys %$b;
		1024
		1025	return 0 if @ka != @kb;
		1026
		1027	for (0 .. $#ka) {
		1028	return 0 unless $ka[$_] eq $kb[$_];
		1029	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1030	}
		1031
		1032	} elsif ("ARRAY" eq ref $a) {
		1033
		1034	return 0 if @$a != @$b;
		1035
		1036	for (0 .. $#$a) {
		1037	return 0 unless _object_equal $a->[$_], $b->[$_];
		1038	}
		1039
		1040	} elsif ($a ne $b) {
		1041	return 0;
		1042	}
		1043
		1044	1
		1045	}
		1046
		1047	our $SLOW_MERGES;#d#
		1048	sub _can_merge {
		1049	my ($ob1, $ob2) = @_;
		1050
		1051	++$SLOW_MERGES;#d#
		1052
		1053	# we do the slow way here
		1054	return _object_equal $ob1, $ob2
		1055	}
898		1056
899	sub reattach {	1057	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1058	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1059	my ($obj) = @_;
902		1060
…		…
923	cf::attachable->attach (	1081	cf::attachable->attach (
924	prio => -1000000,	1082	prio => -1000000,
925	on_instantiate => sub {	1083	on_instantiate => sub {
926	my ($obj, $data) = @_;	1084	my ($obj, $data) = @_;
927		1085
928	$data = from_json $data;	1086	$data = decode_json $data;
929		1087
930	for (@$data) {	1088	for (@$data) {
931	my ($name, $args) = @$_;	1089	my ($name, $args) = @$_;
932		1090
933	$obj->attach ($name, %{$args || {} });	1091	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1107	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1108	my ($filename, $rdata, $objs) = @_;
951		1109
952	sync_job {	1110	sync_job {
953	if (length $$rdata) {	1111	if (length $$rdata) {
		1112	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1113	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1114	$decname, length $$rdata, scalar @$objs;
956		1115
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1117	chmod SAVE_MODE, $fh;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1119	aio_fsync $fh if $cf::USE_FSYNC;
961	close $fh;	1120	close $fh;
962		1121
963	if (@$objs) {	1122	if (@$objs) {
964	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) {
965	chmod SAVE_MODE, $fh;	1124	chmod SAVE_MODE, $fh;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1126	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1127	aio_fsync $fh if $cf::USE_FSYNC;
969	close $fh;	1128	close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1129	aio_rename "$filename.pst~", "$filename.pst";
971	}	1130	}
…		…
979	}	1138	}
980	} else {	1139	} else {
981	aio_unlink $filename;	1140	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1141	aio_unlink "$filename.pst";
983	}	1142	}
984	}	1143	};
985	}	1144	}
986		1145
987	sub object_freezer_as_string {	1146	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1147	my ($rdata, $objs) = @_;
989		1148
…		…
1001	or return;	1160	or return;
1002		1161
1003	unless (aio_stat "$filename.pst") {	1162	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1163	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1164	or return;
		1165
1006	$av = eval { (Storable::thaw $av)->{objs} };	1166	my $st = eval { Coro::Storable::thaw $av };
		1167	$av = $st->{objs};
1007	}	1168	}
1008		1169
		1170	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1171	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1172	$decname, length $data, scalar @{$av || []};
		1173
1011	return ($data, $av);	1174	($data, $av)
1012	}	1175	}
1013		1176
1014	=head2 COMMAND CALLBACKS	1177	=head2 COMMAND CALLBACKS
1015		1178
1016	=over 4	1179	=over 4
…		…
1089	my ($pl, $buf) = @_;	1252	my ($pl, $buf) = @_;
1090		1253
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1254	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1255
1093	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
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1264	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1265	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1266	}
		1267
		1268	$pl->ext_reply ($reply, @reply)
		1269	if $reply;
		1270
1099	} else {	1271	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1272	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1273	}
1102		1274
1103	cf::override;	1275	cf::override;
…		…
1156	my $msg = $@ ? "$v->{path}: $@\n"	1328	my $msg = $@ ? "$v->{path}: $@\n"
1157	: "$v->{base}: extension inactive.\n";	1329	: "$v->{base}: extension inactive.\n";
1158		1330
1159	if (exists $v->{meta}{mandatory}) {	1331	if (exists $v->{meta}{mandatory}) {
1160	warn $msg;	1332	warn $msg;
1161	warn "mandatory extension failed to load, exiting.\n";	1333	cf::cleanup "mandatory extension failed to load, exiting.";
1162	exit 1;
1163	}	1334	}
1164		1335
1165	warn $msg;	1336	warn $msg;
1166	}	1337	}
1167		1338
…		…
1192	use Coro::AIO;	1363	use Coro::AIO;
1193		1364
1194	=head3 cf::player	1365	=head3 cf::player
1195		1366
1196	=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	}
1197		1382
1198	=item cf::player::find $login	1383	=item cf::player::find $login
1199		1384
1200	Returns the given player object, loading it if necessary (might block).	1385	Returns the given player object, loading it if necessary (might block).
1201		1386
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1422	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1423	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1424	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1425	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1426
1242	my $pl = load_pl path $login	1427	my $f = new_from_file cf::object::thawer path $login
1243	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;
1244	$cf::PLAYER{$login} = $pl	1434	$cf::PLAYER{$login} = $pl
1245	}	1435	}
1246	}	1436	}
1247	}	1437	}
1248		1438
…		…
1258		1448
1259	aio_mkdir playerdir $pl, 0770;	1449	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1450	$pl->{last_save} = $cf::RUNTIME;
1261		1451
1262	$pl->save_pl ($path);	1452	$pl->save_pl ($path);
1263	Coro::cede;	1453	cf::cede_to_tick;
1264	}	1454	}
1265		1455
1266	sub new($) {	1456	sub new($) {
1267	my ($login) = @_;	1457	my ($login) = @_;
1268		1458
…		…
1272	$self->{deny_save} = 1;	1462	$self->{deny_save} = 1;
1273		1463
1274	$cf::PLAYER{$login} = $self;	1464	$cf::PLAYER{$login} = $self;
1275		1465
1276	$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 (@_);
1277	}	1477	}
1278		1478
1279	=item $pl->quit_character	1479	=item $pl->quit_character
1280		1480
1281	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
…		…
1336	or return [];	1536	or return [];
1337		1537
1338	my @logins;	1538	my @logins;
1339		1539
1340	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") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1546	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1547	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1548	}
1344		1549
1345	utf8::decode $login;	1550	utf8::decode $login;
1346	push @logins, $login;	1551	push @logins, $login;
1347	}	1552	}
1348		1553
…		…
1381		1586
1382	Expand crossfire pod fragments into protocol xml.	1587	Expand crossfire pod fragments into protocol xml.
1383		1588
1384	=cut	1589	=cut
1385		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
1386	sub expand_cfpod {	1602	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;	1603	my ($self, $pod) = @_;
1388		1604
1389	# escape & and <	1605	my $xml;
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392		1606
1393	# this is buggy, it needs to properly take care of nested <'s	1607	while () {
		1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1609	$group = $1;
1394		1610
1395	1 while	1611	$group =~ s/&/&amp;/g;
1396	# replace B<>, I<>, U<> etc.	1612	$group =~ s/</&lt;/g;
1397	s/B<([^\>]*)>/<b>$1<\/b>/	1613
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/	1614	$xml .= $group;
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/	1615	} elsif ($pod =~ m%\G
1400	# replace G<male|female> tags	1616	([BCGHITU])
1401	|| s{G<([^>|]*)\|([^>]*)>}{	1617	<
1402	$self->gender ? $2 : $1	1618	(?:
1403	}ge	1619	([^<>]*) (?{ $group = $^N })
1404	# replace H<hint text>	1620	| < $interior >
1405	|| s{H<([^\>]*)>}	1621	)
		1622	>
		1623	%gcsx
1406	{	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") {
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")	1644	"")
1410	[$self->{hintmode}]	1645	[$self->{hintmode}];
		1646	} else {
		1647	$xml .= "error processing '$code($data)' directive";
1411	}ge;	1648	}
		1649	} else {
		1650	if ($pod =~ /\G(.+)/) {
		1651	warn "parse error while expanding $pod (at $1)";
		1652	}
		1653	last;
		1654	}
		1655	}
1412		1656
		1657	for ($xml) {
1413	# create single paragraphs (very hackish)	1658	# create single paragraphs (very hackish)
1414	s/(?<=\S)\n(?=\w)/ /g;	1659	s/(?<=\S)\n(?=\w)/ /g;
1415		1660
1416	# compress some whitespace	1661	# compress some whitespace
1417	s/\s+\n/\n/g; # ws line-ends	1662	s/\s+\n/\n/g; # ws line-ends
1418	s/\n\n+/\n/g; # double lines	1663	s/\n\n+/\n/g; # double lines
1419	s/^\n+//; # beginning lines	1664	s/^\n+//; # beginning lines
1420	s/\n+$//; # ending lines	1665	s/\n+$//; # ending lines
		1666	}
1421		1667
1422	$_	1668	$xml
1423	}	1669	}
		1670
		1671	no re 'eval';
1424		1672
1425	sub hintmode {	1673	sub hintmode {
1426	$_[0]{hintmode} = $_[1] if @_ > 1;	1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1427	$_[0]{hintmode}	1675	$_[0]{hintmode}
1428	}	1676	}
1429		1677
1430	=item $player->ext_reply ($msgid, %msg)	1678	=item $player->ext_reply ($msgid, @msg)
1431		1679
1432	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1433		1681
1434	=cut	1682	=cut
1435		1683
1436	sub ext_reply($$%) {	1684	sub ext_reply($$@) {
1437	my ($self, $id, %msg) = @_;	1685	my ($self, $id, @msg) = @_;
1438		1686
1439	$msg{msgid} = $id;	1687	$self->ns->ext_reply ($id, @msg)
1440	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1441	}	1688	}
1442		1689
1443	=item $player->ext_event ($type, %msg)	1690	=item $player->ext_msg ($type, @msg)
1444		1691
1445	Sends an ext event to the client.	1692	Sends an ext event to the client.
1446		1693
1447	=cut	1694	=cut
1448		1695
1449	sub ext_event($$%) {	1696	sub ext_msg($$@) {
1450	my ($self, $type, %msg) = @_;	1697	my ($self, $type, @msg) = @_;
1451		1698
1452	$self->ns->ext_event ($type, %msg);	1699	$self->ns->ext_msg ($type, @msg);
1453	}	1700	}
1454		1701
1455	=head3 cf::region	1702	=head3 cf::region
1456		1703
1457	=over 4	1704	=over 4
…		…
1470	my ($path) = @_;	1717	my ($path) = @_;
1471		1718
1472	my ($match, $specificity);	1719	my ($match, $specificity);
1473		1720
1474	for my $region (list) {	1721	for my $region (list) {
1475	if ($region->match && $path =~ $region->match) {	1722	if ($region->{match} && $path =~ $region->{match}) {
1476	($match, $specificity) = ($region, $region->specificity)	1723	($match, $specificity) = ($region, $region->specificity)
1477	if $region->specificity > $specificity;	1724	if $region->specificity > $specificity;
1478	}	1725	}
1479	}	1726	}
1480		1727
…		…
1600	$self->init; # pass $1 etc.	1847	$self->init; # pass $1 etc.
1601	return $self;	1848	return $self;
1602	}	1849	}
1603	}	1850	}
1604		1851
1605	Carp::carp "unable to resolve path '$path' (base '$base').";	1852	Carp::cluck "unable to resolve path '$path' (base '$base').";
1606	()	1853	()
1607	}	1854	}
1608		1855
1609	sub init {	1856	sub init {
1610	my ($self) = @_;	1857	my ($self) = @_;
…		…
1673		1920
1674	sub load_header_from($) {	1921	sub load_header_from($) {
1675	my ($self, $path) = @_;	1922	my ($self, $path) = @_;
1676		1923
1677	utf8::encode $path;	1924	utf8::encode $path;
1678	#aio_open $path, O_RDONLY, 0	1925	my $f = new_from_file cf::object::thawer $path
1679	# or return;
1680
1681	$self->_load_header ($path)
1682	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;
1683		1933
1684	$self->{load_path} = $path;	1934	$self->{load_path} = $path;
1685		1935
1686	1	1936	1
1687	}	1937	}
…		…
1741	sub find {	1991	sub find {
1742	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1743		1993
1744	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1745		1995
		1996	cf::lock_wait "map_data:$path";#d#remove
1746	cf::lock_wait "map_find:$path";	1997	cf::lock_wait "map_find:$path";
1747		1998
1748	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
1749	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
1750	my $map = new_from_path cf::map $path	2003	my $map = new_from_path cf::map $path
1751	or return;	2004	or return;
1752		2005
1753	$map->{last_save} = $cf::RUNTIME;	2006	$map->{last_save} = $cf::RUNTIME;
1754		2007
…		…
1756	or return;	2009	or return;
1757		2010
1758	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1759	# doing this can freeze the server in a sync job, obviously	2012	# doing this can freeze the server in a sync job, obviously
1760	#$cf::WAIT_FOR_TICK->wait;	2013	#$cf::WAIT_FOR_TICK->wait;
		2014	undef $guard1;
		2015	undef $guard2;
1761	$map->reset;	2016	$map->reset;
1762	undef $guard;
1763	return find $path;	2017	return find $path;
1764	}	2018	}
1765		2019
1766	$cf::MAP{$path} = $map	2020	$cf::MAP{$path} = $map
1767	}	2021	}
…		…
1776	local $self->{deny_reset} = 1; # loading can take a long time	2030	local $self->{deny_reset} = 1; # loading can take a long time
1777		2031
1778	my $path = $self->{path};	2032	my $path = $self->{path};
1779		2033
1780	{	2034	{
1781	my $guard = cf::lock_acquire "map_load:$path";	2035	my $guard = cf::lock_acquire "map_data:$path";
1782		2036
		2037	return unless $self->valid;
1783	return if $self->in_memory != cf::MAP_SWAPPED;	2038	return unless $self->in_memory == cf::MAP_SWAPPED;
1784		2039
1785	$self->in_memory (cf::MAP_LOADING);	2040	$self->in_memory (cf::MAP_LOADING);
1786		2041
1787	$self->alloc;	2042	$self->alloc;
1788		2043
1789	$self->pre_load;	2044	$self->pre_load;
1790	Coro::cede;	2045	cf::cede_to_tick;
1791		2046
		2047	my $f = new_from_file cf::object::thawer $self->{load_path};
		2048	$f->skip_block;
1792	$self->_load_objects ($self->{load_path}, 1)	2049	$self->_load_objects ($f)
1793	or return;	2050	or return;
1794		2051
1795	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1796	if delete $self->{load_original};	2053	if delete $self->{load_original};
1797		2054
1798	if (my $uniq = $self->uniq_path) {	2055	if (my $uniq = $self->uniq_path) {
1799	utf8::encode $uniq;	2056	utf8::encode $uniq;
1800	if (aio_open $uniq, O_RDONLY, 0) {	2057	unless (aio_stat $uniq) {
		2058	if (my $f = new_from_file cf::object::thawer $uniq) {
1801	$self->clear_unique_items;	2059	$self->clear_unique_items;
1802	$self->_load_objects ($uniq, 0);	2060	$self->_load_objects ($f);
		2061	$f->resolve_delayed_derefs;
		2062	}
1803	}	2063	}
1804	}	2064	}
1805		2065
1806	Coro::cede;	2066	$f->resolve_delayed_derefs;
		2067
		2068	cf::cede_to_tick;
1807	# now do the right thing for maps	2069	# now do the right thing for maps
1808	$self->link_multipart_objects;	2070	$self->link_multipart_objects;
1809	$self->difficulty ($self->estimate_difficulty)	2071	$self->difficulty ($self->estimate_difficulty)
1810	unless $self->difficulty;	2072	unless $self->difficulty;
1811	Coro::cede;	2073	cf::cede_to_tick;
1812		2074
1813	unless ($self->{deny_activate}) {	2075	unless ($self->{deny_activate}) {
1814	$self->decay_objects;	2076	$self->decay_objects;
1815	$self->fix_auto_apply;	2077	$self->fix_auto_apply;
1816	$self->update_buttons;	2078	$self->update_buttons;
1817	Coro::cede;	2079	cf::cede_to_tick;
1818	$self->set_darkness_map;	2080	$self->set_darkness_map;
1819	Coro::cede;	2081	cf::cede_to_tick;
1820	$self->activate;	2082	$self->activate;
1821	}	2083	}
		2084
		2085	$self->{last_save} = $cf::RUNTIME;
		2086	$self->last_access ($cf::RUNTIME);
1822		2087
1823	$self->in_memory (cf::MAP_IN_MEMORY);	2088	$self->in_memory (cf::MAP_IN_MEMORY);
1824	}	2089	}
1825		2090
1826	$self->post_load;	2091	$self->post_load;
…		…
1837		2102
1838	$self	2103	$self
1839	}	2104	}
1840		2105
1841	# find and load all maps in the 3x3 area around a map	2106	# find and load all maps in the 3x3 area around a map
1842	sub load_diag {	2107	sub load_neighbours {
1843	my ($map) = @_;	2108	my ($map) = @_;
1844		2109
1845	my @diag; # diagonal neighbours	2110	my @neigh; # diagonal neighbours
1846		2111
1847	for (0 .. 3) {	2112	for (0 .. 3) {
1848	my $neigh = $map->tile_path ($_)	2113	my $neigh = $map->tile_path ($_)
1849	or next;	2114	or next;
1850	$neigh = find $neigh, $map	2115	$neigh = find $neigh, $map
1851	or next;	2116	or next;
1852	$neigh->load;	2117	$neigh->load;
1853		2118
		2119	push @neigh,
1854	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2120	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1855	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2121	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1856	}	2122	}
1857		2123
1858	for (@diag) {	2124	for (grep defined $_->[0], @neigh) {
		2125	my ($path, $origin) = @$_;
1859	my $neigh = find @$_	2126	my $neigh = find $path, $origin
1860	or next;	2127	or next;
1861	$neigh->load;	2128	$neigh->load;
1862	}	2129	}
1863	}	2130	}
1864		2131
…		…
1869	}	2136	}
1870		2137
1871	sub do_load_sync {	2138	sub do_load_sync {
1872	my ($map) = @_;	2139	my ($map) = @_;
1873		2140
		2141	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2142	if $Coro::current == $Coro::main;
		2143
1874	cf::sync_job { $map->load };	2144	cf::sync_job { $map->load };
1875	}	2145	}
1876		2146
1877	our %MAP_PREFETCH;	2147	our %MAP_PREFETCH;
1878	our $MAP_PREFETCHER = undef;	2148	our $MAP_PREFETCHER = undef;
1879		2149
1880	sub find_async {	2150	sub find_async {
1881	my ($path, $origin) = @_;	2151	my ($path, $origin, $load) = @_;
1882		2152
1883	$path = normalise $path, $origin && $origin->{path};	2153	$path = normalise $path, $origin && $origin->{path};
1884		2154
1885	if (my $map = $cf::MAP{$path}) {	2155	if (my $map = $cf::MAP{$path}) {
1886	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1887	}	2157	}
1888		2158
1889	undef $MAP_PREFETCH{$path};	2159	$MAP_PREFETCH{$path} |= $load;
		2160
1890	$MAP_PREFETCHER ||= cf::async {	2161	$MAP_PREFETCHER ||= cf::async {
		2162	$Coro::current->{desc} = "map prefetcher";
		2163
1891	while (%MAP_PREFETCH) {	2164	while (%MAP_PREFETCH) {
1892	for my $path (keys %MAP_PREFETCH) {	2165	while (my ($k, $v) = each %MAP_PREFETCH) {
1893	my $map = find $path	2166	if (my $map = find $k) {
1894	or next;
1895	$map->load;	2167	$map->load if $v;
		2168	}
1896		2169
1897	delete $MAP_PREFETCH{$path};	2170	delete $MAP_PREFETCH{$k};
1898	}	2171	}
1899	}	2172	}
1900	undef $MAP_PREFETCHER;	2173	undef $MAP_PREFETCHER;
1901	};	2174	};
1902	$MAP_PREFETCHER->prio (6);	2175	$MAP_PREFETCHER->prio (6);
…		…
1905	}	2178	}
1906		2179
1907	sub save {	2180	sub save {
1908	my ($self) = @_;	2181	my ($self) = @_;
1909		2182
1910	my $lock = cf::lock_acquire "map_data:" . $self->path;	2183	my $lock = cf::lock_acquire "map_data:$self->{path}";
1911		2184
1912	$self->{last_save} = $cf::RUNTIME;	2185	$self->{last_save} = $cf::RUNTIME;
1913		2186
1914	return unless $self->dirty;	2187	return unless $self->dirty;
1915		2188
…		…
1921	return if $self->{deny_save};	2194	return if $self->{deny_save};
1922		2195
1923	local $self->{last_access} = $self->last_access;#d#	2196	local $self->{last_access} = $self->last_access;#d#
1924		2197
1925	cf::async {	2198	cf::async {
		2199	$Coro::current->{desc} = "map player save";
1926	$_->contr->save for $self->players;	2200	$_->contr->save for $self->players;
1927	};	2201	};
1928		2202
1929	if ($uniq) {	2203	if ($uniq) {
1930	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1938	my ($self) = @_;	2212	my ($self) = @_;
1939		2213
1940	# save first because save cedes	2214	# save first because save cedes
1941	$self->save;	2215	$self->save;
1942		2216
1943	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1944		2218
1945	return if $self->players;	2219	return if $self->players;
1946	return if $self->in_memory != cf::MAP_IN_MEMORY;	2220	return if $self->in_memory != cf::MAP_IN_MEMORY;
1947	return if $self->{deny_save};	2221	return if $self->{deny_save};
1948		2222
		2223	$self->in_memory (cf::MAP_SWAPPED);
		2224
		2225	$self->deactivate;
		2226	$_->clear_links_to ($self) for values %cf::MAP;
1949	$self->clear;	2227	$self->clear;
1950	$self->in_memory (cf::MAP_SWAPPED);
1951	}	2228	}
1952		2229
1953	sub reset_at {	2230	sub reset_at {
1954	my ($self) = @_;	2231	my ($self) = @_;
1955		2232
…		…
1987	if $uniq;	2264	if $uniq;
1988	}	2265	}
1989		2266
1990	delete $cf::MAP{$self->path};	2267	delete $cf::MAP{$self->path};
1991		2268
		2269	$self->deactivate;
		2270	$_->clear_links_to ($self) for values %cf::MAP;
1992	$self->clear;	2271	$self->clear;
1993
1994	$_->clear_links_to ($self) for values %cf::MAP;
1995		2272
1996	$self->unlink_save;	2273	$self->unlink_save;
1997	$self->destroy;	2274	$self->destroy;
1998	}	2275	}
1999		2276
2000	my $nuke_counter = "aaaa";	2277	my $nuke_counter = "aaaa";
2001		2278
2002	sub nuke {	2279	sub nuke {
2003	my ($self) = @_;	2280	my ($self) = @_;
2004		2281
		2282	{
		2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2284
2005	delete $cf::MAP{$self->path};	2285	delete $cf::MAP{$self->path};
2006		2286
2007	$self->unlink_save;	2287	$self->unlink_save;
2008		2288
2009	bless $self, "cf::map";	2289	bless $self, "cf::map";
2010	delete $self->{deny_reset};	2290	delete $self->{deny_reset};
2011	$self->{deny_save} = 1;	2291	$self->{deny_save} = 1;
2012	$self->reset_timeout (1);	2292	$self->reset_timeout (1);
2013	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2293	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2014		2294
2015	$cf::MAP{$self->path} = $self;	2295	$cf::MAP{$self->path} = $self;
		2296	}
2016		2297
2017	$self->reset; # polite request, might not happen	2298	$self->reset; # polite request, might not happen
2018	}	2299	}
2019		2300
2020	=item $maps = cf::map::tmp_maps	2301	=item $maps = cf::map::tmp_maps
…		…
2096		2377
2097	sub inv_recursive {	2378	sub inv_recursive {
2098	inv_recursive_ inv $_[0]	2379	inv_recursive_ inv $_[0]
2099	}	2380	}
2100		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
2101	package cf;	2410	package cf;
2102		2411
2103	=back	2412	=back
2104		2413
2105	=head3 cf::object::player	2414	=head3 cf::object::player
…		…
2127		2436
2128	} else {	2437	} else {
2129	my $pl = $self->contr;	2438	my $pl = $self->contr;
2130		2439
2131	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2440	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2132	my $diag = $pl->{npc_dialog};	2441	my $dialog = $pl->{npc_dialog};
2133	$diag->{pl}->ext_reply (	2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2134	$diag->{id},
2135	msgtype => "reply",
2136	msg => $diag->{pl}->expand_cfpod ($msg),
2137	add_topics => []
2138	);
2139		2443
2140	} else {	2444	} else {
2141	$msg = $npc->name . " says: $msg" if $npc;	2445	$msg = $npc->name . " says: $msg" if $npc;
2142	$self->message ($msg, $flags);	2446	$self->message ($msg, $flags);
2143	}	2447	}
2144	}	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 (@_);
2145	}	2459	}
2146		2460
2147	=item $player_object->may ("access")	2461	=item $player_object->may ("access")
2148		2462
2149	Returns wether the given player is authorized to access resource "access"	2463	Returns wether the given player is authorized to access resource "access"
…		…
2228	# use -1 or undef as default coordinates, not 0, 0	2542	# use -1 or undef as default coordinates, not 0, 0
2229	($x, $y) = ($map->enter_x, $map->enter_y)	2543	($x, $y) = ($map->enter_x, $map->enter_y)
2230	if $x <=0 && $y <= 0;	2544	if $x <=0 && $y <= 0;
2231		2545
2232	$map->load;	2546	$map->load;
2233	$map->load_diag;	2547	$map->load_neighbours;
2234		2548
2235	return unless $self->contr->active;	2549	return unless $self->contr->active;
2236	$self->activate_recursive;	2550	$self->activate_recursive;
2237		2551
2238	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2239	$self->enter_map ($map, $x, $y);	2553	$self->enter_map ($map, $x, $y);
2240	}	2554	}
2241		2555
2242	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2556	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2243		2557
2244	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
2245	her, loading and preparing them map, calling the provided $check callback	2559	her, loading and preparing them map, calling the provided $check callback
2246	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
2247	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.
2248		2563
2249	=cut	2564	=cut
2250		2565
2251	our $GOTOGEN;	2566	our $GOTOGEN;
2252		2567
2253	sub cf::object::player::goto {	2568	sub cf::object::player::goto {
2254	my ($self, $path, $x, $y, $check) = @_;	2569	my ($self, $path, $x, $y, $check, $done) = @_;
2255		2570
2256	# 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
2257	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2572	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2258		2573
2259	$self->enter_link;	2574	$self->enter_link;
2260		2575
2261	(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
2262	my $map = eval {	2598	my $map = eval {
2263	my $map = cf::map::find $path;	2599	my $map = defined $path ? cf::map::find $path : undef;
2264		2600
2265	if ($map) {	2601	if ($map) {
2266	$map = $map->customise_for ($self);	2602	$map = $map->customise_for ($self);
2267	$map = $check->($map) if $check && $map;	2603	$map = $check->($map) if $check && $map;
2268	} else {	2604	} else {
2269	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2605	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2270	}	2606	}
2271		2607
2272	$map	2608	$map
2273	};	2609	};
2274		2610
…		…
2279		2615
2280	if ($gen == $self->{_goto_generation}) {	2616	if ($gen == $self->{_goto_generation}) {
2281	delete $self->{_goto_generation};	2617	delete $self->{_goto_generation};
2282	$self->leave_link ($map, $x, $y);	2618	$self->leave_link ($map, $x, $y);
2283	}	2619	}
		2620
		2621	$done->() if $done;
2284	})->prio (1);	2622	})->prio (1);
2285	}	2623	}
2286		2624
2287	=item $player_object->enter_exit ($exit_object)	2625	=item $player_object->enter_exit ($exit_object)
2288		2626
…		…
2325	$rmp->{origin_y} = $exit->y;	2663	$rmp->{origin_y} = $exit->y;
2326	}	2664	}
2327		2665
2328	$rmp->{random_seed} ||= $exit->random_seed;	2666	$rmp->{random_seed} ||= $exit->random_seed;
2329		2667
2330	my $data = cf::to_json $rmp;	2668	my $data = cf::encode_json $rmp;
2331	my $md5 = Digest::MD5::md5_hex $data;	2669	my $md5 = Digest::MD5::md5_hex $data;
2332	my $meta = "$RANDOMDIR/$md5.meta";	2670	my $meta = "$RANDOMDIR/$md5.meta";
2333		2671
2334	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2335	aio_write $fh, 0, (length $data), $data, 0;	2673	aio_write $fh, 0, (length $data), $data, 0;
…		…
2362	# if exit is damned, update players death & WoR home-position	2700	# if exit is damned, update players death & WoR home-position
2363	$self->contr->savebed ($slaying, $hp, $sp)	2701	$self->contr->savebed ($slaying, $hp, $sp)
2364	if $exit->flag (FLAG_DAMNED);	2702	if $exit->flag (FLAG_DAMNED);
2365		2703
2366	(async {	2704	(async {
		2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2706
2367	$self->deactivate_recursive; # just to be sure	2707	$self->deactivate_recursive; # just to be sure
2368	unless (eval {	2708	unless (eval {
2369	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($slaying, $hp, $sp);
2370		2710
2371	1;	2711	1;
…		…
2397		2737
2398	utf8::encode $text;	2738	utf8::encode $text;
2399	$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);
2400	}	2740	}
2401		2741
2402	=item $client->send_msg ($color, $type, $msg, [extra...])	2742	=item $client->send_msg ($channel, $msg, $color, [extra...])
2403		2743
2404	Send a drawinfo or msg packet to the client, formatting the msg for the	2744	Send a drawinfo or msg packet to the client, formatting the msg for the
2405	client if neccessary. C<$type> should be a string identifying the type of	2745	client if neccessary. C<$type> should be a string identifying the type of
2406	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2407	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2408		2748
2409	=cut	2749	=cut
2410		2750
		2751	# non-persistent channels (usually the info channel)
		2752	our %CHANNEL = (
		2753	"c/identify" => {
		2754	id => "infobox",
		2755	title => "Identify",
		2756	reply => undef,
		2757	tooltip => "Items recently identified",
		2758	},
		2759	"c/examine" => {
		2760	id => "infobox",
		2761	title => "Examine",
		2762	reply => undef,
		2763	tooltip => "Signs and other items you examined",
		2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/uptime" => {
		2790	id => "infobox",
		2791	title => "Uptime",
		2792	reply => undef,
		2793	tooltip => "How long the server has been running since last restart",
		2794	},
		2795	"c/mapinfo" => {
		2796	id => "infobox",
		2797	title => "Map Info",
		2798	reply => undef,
		2799	tooltip => "Information related to the maps",
		2800	},
		2801	);
		2802
2411	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2412	my ($self, $color, $type, $msg, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2413		2805
2414	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg);
2415		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
2416	return unless @extra || length $msg;	2830	return unless @extra || length $msg;
2417		2831
2418	if ($self->can_msg) {	2832	if ($self->can_msg) {
		2833	# default colour, mask it out
		2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2835	if $color & cf::NDI_DEF;
		2836
2419	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2837	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2420	} else {	2839	} else {
2421	# replace some tags by gcfclient-compatible ones
2422	for ($msg) {
2423	1 while
2424	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2425	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2426	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2427	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2428	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2429	}
2430
2431	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
2432	if (0 && $msg =~ /\[/) {	2855	if (0 && $msg =~ /\[/) {
		2856	# COMMAND/INFO
2433	$self->send_packet ("drawextinfo $color 4 0 $msg")	2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2434	} else {	2858	} else {
2435	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2859	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2436	$self->send_packet ("drawinfo $color $msg")	2860	$self->send_packet ("drawinfo $color $msg")
2437	}	2861	}
2438	}	2862	}
2439	}	2863	}
2440	}	2864	}
2441		2865
2442	=item $client->ext_event ($type, %msg)	2866	=item $client->ext_msg ($type, @msg)
2443		2867
2444	Sends an ext event to the client.	2868	Sends an ext event to the client.
2445		2869
2446	=cut	2870	=cut
2447		2871
2448	sub cf::client::ext_event($$%) {	2872	sub cf::client::ext_msg($$@) {
2449	my ($self, $type, %msg) = @_;	2873	my ($self, $type, @msg) = @_;
2450		2874
		2875	if ($self->extcmd == 2) {
		2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2877	} elsif ($self->extcmd == 1) { # TODO: remove
2451	$msg{msgtype} = "event_$type";	2878	push @msg, msgtype => "event_$type";
2452	$self->send_packet ("ext " . $self->{json_coder}->encode (\%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	}
2453	}	2899	}
2454		2900
2455	=item $success = $client->query ($flags, "text", \&cb)	2901	=item $success = $client->query ($flags, "text", \&cb)
2456		2902
2457	Queues a query to the client, calling the given callback with	2903	Queues a query to the client, calling the given callback with
…		…
2512	my ($ns, $buf) = @_;	2958	my ($ns, $buf) = @_;
2513		2959
2514	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2960	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2515		2961
2516	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
2517	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2970	if (my $cb = $EXTICMD{$type}) {
2518	if (my %reply = $cb->($ns, $msg)) {	2971	@reply = $cb->($ns, @payload);
2519	$reply{msgid} = $msg->{msgid};
2520	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2521	}
2522	}	2972	}
		2973
		2974	$ns->ext_reply ($reply, @reply)
		2975	if $reply;
		2976
2523	} else {	2977	} else {
2524	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";
2525	}	2979	}
2526		2980
2527	cf::override;	2981	cf::override;
…		…
2574	our $safe = new Safe "safe";	3028	our $safe = new Safe "safe";
2575	our $safe_hole = new Safe::Hole;	3029	our $safe_hole = new Safe::Hole;
2576		3030
2577	$SIG{FPE} = 'IGNORE';	3031	$SIG{FPE} = 'IGNORE';
2578		3032
2579	$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	));
2580		3038
2581	# here we export the classes and methods available to script code	3039	# here we export the classes and methods available to script code
2582		3040
2583	=pod	3041	=pod
2584		3042
2585	The following functions and methods are available within a safe environment:	3043	The following functions and methods are available within a safe environment:
2586		3044
2587	cf::object	3045	cf::object
2588	contr pay_amount pay_player map x y force_find force_add	3046	contr pay_amount pay_player map x y force_find force_add destroy
2589	insert remove	3047	insert remove name archname title slaying race decrease_ob_nr
2590		3048
2591	cf::object::player	3049	cf::object::player
2592	player	3050	player
2593		3051
2594	cf::player	3052	cf::player
…		…
2599		3057
2600	=cut	3058	=cut
2601		3059
2602	for (	3060	for (
2603	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	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
2604	insert remove)],	3063	decrease_ob_nr destroy)],
2605	["cf::object::player" => qw(player)],	3064	["cf::object::player" => qw(player)],
2606	["cf::player" => qw(peaceful)],	3065	["cf::player" => qw(peaceful)],
2607	["cf::map" => qw(trigger)],	3066	["cf::map" => qw(trigger)],
2608	) {	3067	) {
2609	no strict 'refs';	3068	no strict 'refs';
…		…
2685	# the server's init and main functions	3144	# the server's init and main functions
2686		3145
2687	sub load_facedata($) {	3146	sub load_facedata($) {
2688	my ($path) = @_;	3147	my ($path) = @_;
2689		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
2690	warn "loading facedata from $path\n";	3155	warn "loading facedata from $path\n";
2691		3156
2692	my $facedata;	3157	my $facedata;
2693	0 < aio_load $path, $facedata	3158	0 < aio_load $path, $facedata
2694	or die "$path: $!";	3159	or die "$path: $!";
…		…
2696	$facedata = Coro::Storable::thaw $facedata;	3161	$facedata = Coro::Storable::thaw $facedata;
2697		3162
2698	$facedata->{version} == 2	3163	$facedata->{version} == 2
2699	or cf::cleanup "$path: version mismatch, cannot proceed.";	3164	or cf::cleanup "$path: version mismatch, cannot proceed.";
2700		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
2701	{	3173	{
2702	my $faces = $facedata->{faceinfo};	3174	my $faces = $facedata->{faceinfo};
2703		3175
2704	while (my ($face, $info) = each %$faces) {	3176	while (my ($face, $info) = each %$faces) {
2705	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3178
2706	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3179	cf::face::set_visibility $idx, $info->{visibility};
		3180	cf::face::set_magicmap $idx, $info->{magicmap};
2707	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2708	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2709	Coro::cede;	3183
		3184	cf::cede_to_tick;
2710	}	3185	}
2711		3186
2712	while (my ($face, $info) = each %$faces) {	3187	while (my ($face, $info) = each %$faces) {
2713	next unless $info->{smooth};	3188	next unless $info->{smooth};
		3189
2714	my $idx = cf::face::find $face	3190	my $idx = cf::face::find $face
2715	or next;	3191	or next;
		3192
2716	if (my $smooth = cf::face::find $info->{smooth}) {	3193	if (my $smooth = cf::face::find $info->{smooth}) {
		3194	cf::face::set_smooth $idx, $smooth;
2717	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3195	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2718	} else {	3196	} else {
2719	warn "smooth face '$info->{smooth}' not found for face '$face'";	3197	warn "smooth face '$info->{smooth}' not found for face '$face'";
2720	}	3198	}
2721	Coro::cede;	3199
		3200	cf::cede_to_tick;
2722	}	3201	}
2723	}	3202	}
2724		3203
2725	{	3204	{
2726	my $anims = $facedata->{animinfo};	3205	my $anims = $facedata->{animinfo};
2727		3206
2728	while (my ($anim, $info) = each %$anims) {	3207	while (my ($anim, $info) = each %$anims) {
2729	cf::anim::set $anim, $info->{frames}, $info->{facings};	3208	cf::anim::set $anim, $info->{frames}, $info->{facings};
2730	Coro::cede;	3209	cf::cede_to_tick;
2731	}	3210	}
2732		3211
2733	cf::anim::invalidate_all; # d'oh	3212	cf::anim::invalidate_all; # d'oh
2734	}	3213	}
2735		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
2736	1	3250	1
2737	}	3251	}
2738		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
2739	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
2740	load_resource_file "$MAPDIR/regions"	3286	load_resource_file "$MAPDIR/regions"
2741	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	}
2742	}	3293	}
2743		3294
2744	sub reload_facedata {	3295	sub reload_facedata {
2745	load_facedata "$DATADIR/facedata"	3296	load_facedata "$DATADIR/facedata"
2746	or die "unable to load facedata\n";	3297	or die "unable to load facedata\n";
…		…
2775		3326
2776	sub init {	3327	sub init {
2777	reload_resources;	3328	reload_resources;
2778	}	3329	}
2779		3330
2780	sub cfg_load {	3331	sub reload_config {
2781	open my $fh, "<:utf8", "$CONFDIR/config"	3332	open my $fh, "<:utf8", "$CONFDIR/config"
2782	or return;	3333	or return;
2783		3334
2784	local $/;	3335	local $/;
2785	*CFG = YAML::Syck::Load <$fh>;	3336	*CFG = YAML::Load <$fh>;
2786		3337
2787	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2788		3339
2789	$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};
2790	$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};
…		…
2801	sub main {	3352	sub main {
2802	# we must not ever block the main coroutine	3353	# we must not ever block the main coroutine
2803	local $Coro::idle = sub {	3354	local $Coro::idle = sub {
2804	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#
2805	(async {	3356	(async {
2806	Event::one_event;	3357	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3358	EV::loop EV::LOOP_ONESHOT;
2807	})->prio (Coro::PRIO_MAX);	3359	})->prio (Coro::PRIO_MAX);
2808	};	3360	};
2809		3361
2810	cfg_load;	3362	reload_config;
2811	db_init;	3363	db_init;
2812	load_extensions;	3364	load_extensions;
2813		3365
2814	$TICK_WATCHER->start;	3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3367	evthread_start IO::AIO::poll_fileno;
2815	Event::loop;	3368	EV::loop;
2816	}	3369	}
2817		3370
2818	#############################################################################	3371	#############################################################################
2819	# initialisation and cleanup	3372	# initialisation and cleanup
2820		3373
2821	# install some emergency cleanup handlers	3374	# install some emergency cleanup handlers
2822	BEGIN {	3375	BEGIN {
		3376	our %SIGWATCHER = ();
2823	for my $signal (qw(INT HUP TERM)) {	3377	for my $signal (qw(INT HUP TERM)) {
2824	Event->signal (	3378	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2825	reentrant => 0,
2826	data => WF_AUTOCANCEL,
2827	signal => $signal,
2828	prio => 0,
2829	cb => sub {
2830	cf::cleanup "SIG$signal";	3379	cf::cleanup "SIG$signal";
2831	},
2832	);	3380	};
2833	}	3381	}
2834	}	3382	}
2835		3383
2836	sub write_runtime {	3384	sub write_runtime {
2837	my $runtime = "$LOCALDIR/runtime";	3385	my $runtime = "$LOCALDIR/runtime";
…		…
2882	# and maps saved/destroyed asynchronously.	3430	# and maps saved/destroyed asynchronously.
2883	warn "begin emergency player save\n";	3431	warn "begin emergency player save\n";
2884	for my $login (keys %cf::PLAYER) {	3432	for my $login (keys %cf::PLAYER) {
2885	my $pl = $cf::PLAYER{$login} or next;	3433	my $pl = $cf::PLAYER{$login} or next;
2886	$pl->valid or next;	3434	$pl->valid or next;
		3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2887	$pl->save;	3436	$pl->save;
2888	}	3437	}
2889	warn "end emergency player save\n";	3438	warn "end emergency player save\n";
2890		3439
2891	warn "begin emergency map save\n";	3440	warn "begin emergency map save\n";
…		…
2930	warn "syncing database to disk";	3479	warn "syncing database to disk";
2931	BDB::db_env_txn_checkpoint $DB_ENV;	3480	BDB::db_env_txn_checkpoint $DB_ENV;
2932		3481
2933	# 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
2934		3483
2935	warn "cancelling all WF_AUTOCANCEL watchers";
2936	for (Event::all_watchers) {
2937	$_->cancel if $_->data & WF_AUTOCANCEL;
2938	}
2939
2940	warn "flushing outstanding aio requests";	3484	warn "flushing outstanding aio requests";
2941	for (;;) {	3485	for (;;) {
2942	BDB::flush;	3486	BDB::flush;
2943	IO::AIO::flush;	3487	IO::AIO::flush;
2944	Coro::cede;	3488	Coro::cede_notself;
2945	last unless IO::AIO::nreqs || BDB::nreqs;	3489	last unless IO::AIO::nreqs || BDB::nreqs;
2946	warn "iterate...";	3490	warn "iterate...";
2947	}	3491	}
2948		3492
2949	++$RELOAD;	3493	++$RELOAD;
…		…
3008	warn "reloading cf.pm";	3552	warn "reloading cf.pm";
3009	require cf;	3553	require cf;
3010	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3011		3555
3012	warn "loading config and database again";	3556	warn "loading config and database again";
3013	cf::cfg_load;	3557	cf::reload_config;
3014		3558
3015	warn "loading extensions";	3559	warn "loading extensions";
3016	cf::load_extensions;	3560	cf::load_extensions;
3017		3561
3018	warn "reattaching attachments to objects/players";	3562	warn "reattaching attachments to objects/players";
…		…
3025	warn "leaving sync_job";	3569	warn "leaving sync_job";
3026		3570
3027	1	3571	1
3028	} or do {	3572	} or do {
3029	warn $@;	3573	warn $@;
3030	warn "error while reloading, exiting.";	3574	cf::cleanup "error while reloading, exiting.";
3031	exit 1;
3032	};	3575	};
3033		3576
3034	warn "reloaded";	3577	warn "reloaded";
3035	};	3578	};
3036		3579
…		…
3038		3581
3039	sub reload_perl() {	3582	sub reload_perl() {
3040	# doing reload synchronously and two reloads happen back-to-back,	3583	# doing reload synchronously and two reloads happen back-to-back,
3041	# coro crashes during coro_state_free->destroy here.	3584	# coro crashes during coro_state_free->destroy here.
3042		3585
3043	$RELOAD_WATCHER ||= Event->timer (	3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3044	reentrant => 0,
3045	after => 0,
3046	data => WF_AUTOCANCEL,
3047	cb => sub {
3048	do_reload_perl;	3587	do_reload_perl;
3049	undef $RELOAD_WATCHER;	3588	undef $RELOAD_WATCHER;
3050	},
3051	);	3589	};
3052	}	3590	}
3053		3591
3054	register_command "reload" => sub {	3592	register_command "reload" => sub {
3055	my ($who, $arg) = @_;	3593	my ($who, $arg) = @_;
3056		3594
3057	if ($who->flag (FLAG_WIZ)) {	3595	if ($who->flag (FLAG_WIZ)) {
3058	$who->message ("reloading server.");	3596	$who->message ("reloading server.");
		3597	async {
		3598	$Coro::current->{desc} = "perl_reload";
3059	async { reload_perl };	3599	reload_perl;
		3600	};
3060	}	3601	}
3061	};	3602	};
3062		3603
3063	unshift @INC, $LIBDIR;	3604	unshift @INC, $LIBDIR;
3064		3605
…		…
3066		3607
3067	our @WAIT_FOR_TICK;	3608	our @WAIT_FOR_TICK;
3068	our @WAIT_FOR_TICK_BEGIN;	3609	our @WAIT_FOR_TICK_BEGIN;
3069		3610
3070	sub wait_for_tick {	3611	sub wait_for_tick {
3071	return unless $TICK_WATCHER->is_active;	3612	return if tick_inhibit;
3072	return if $Coro::current == $Coro::main;	3613	return if $Coro::current == $Coro::main;
3073		3614
3074	my $signal = new Coro::Signal;	3615	my $signal = new Coro::Signal;
3075	push @WAIT_FOR_TICK, $signal;	3616	push @WAIT_FOR_TICK, $signal;
3076	$signal->wait;	3617	$signal->wait;
3077	}	3618	}
3078		3619
3079	sub wait_for_tick_begin {	3620	sub wait_for_tick_begin {
3080	return unless $TICK_WATCHER->is_active;	3621	return if tick_inhibit;
3081	return if $Coro::current == $Coro::main;	3622	return if $Coro::current == $Coro::main;
3082		3623
3083	my $signal = new Coro::Signal;	3624	my $signal = new Coro::Signal;
3084	push @WAIT_FOR_TICK_BEGIN, $signal;	3625	push @WAIT_FOR_TICK_BEGIN, $signal;
3085	$signal->wait;	3626	$signal->wait;
3086	}	3627	}
3087		3628
3088	my $min = 1e6;#d#	3629	sub tick {
3089	my $avg = 10;
3090	$TICK_WATCHER = Event->timer (
3091	reentrant => 0,
3092	parked => 1,
3093	prio => 0,
3094	at => $NEXT_TICK || $TICK,
3095	data => WF_AUTOCANCEL,
3096	cb => sub {
3097	if ($Coro::current != $Coro::main) {	3630	if ($Coro::current != $Coro::main) {
3098	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"
3099	unless ++$bug_warning > 10;	3632	unless ++$bug_warning > 10;
3100	return;	3633	return;
3101	}	3634	}
3102		3635
3103	$NOW = $tick_start = Event::time;
3104
3105	cf::server_tick; # one server iteration	3636	cf::server_tick; # one server iteration
3106		3637
3107	0 && sync_job {#d#	3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3108	for(1..10) {	3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3109	my $t = Event::time;	3640	Coro::async_pool {
3110	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3641	$Coro::current->{desc} = "runtime saver";
3111	or die;	3642	write_runtime
3112		3643	or warn "ERROR: unable to write runtime file: $!";
3113	$map->width (50);
3114	$map->height (50);
3115	$map->alloc;
3116	$map->_load_objects ("/tmp/x.map", 1);
3117	my $t = Event::time - $t;
3118
3119	#next unless $t < 0.0013;#d#
3120	if ($t < $min) {
3121	$min = $t;
3122	}
3123	$avg = $avg * 0.99 + $t * 0.01;
3124	}
3125	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3126	exit 0;
3127	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3128	};	3644	};
		3645	}
3129		3646
3130	$RUNTIME += $TICK;
3131	$NEXT_TICK += $TICK;
3132
3133	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3134	$NEXT_RUNTIME_WRITE = $NOW + 10;
3135	Coro::async_pool {
3136	write_runtime
3137	or warn "ERROR: unable to write runtime file: $!";
3138	};
3139	}
3140
3141	# my $AFTER = Event::time;
3142	# warn $AFTER - $NOW;#d#
3143
3144	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3145	$sig->send;	3648	$sig->send;
3146	}	3649	}
3147	while (my $sig = shift @WAIT_FOR_TICK) {	3650	while (my $sig = shift @WAIT_FOR_TICK) {
3148	$sig->send;	3651	$sig->send;
3149	}	3652	}
3150		3653
3151	$NOW = Event::time;	3654	$LOAD = ($NOW - $TICK_START) / $TICK;
3152
3153	# if we are delayed by four ticks or more, skip them all
3154	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3155
3156	$TICK_WATCHER->at ($NEXT_TICK);
3157	$TICK_WATCHER->start;
3158
3159	$LOAD = ($NOW - $tick_start) / $TICK;
3160	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3655	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3161		3656
3162	_post_tick;	3657	if (0) {
3163		3658	if ($NEXT_TICK) {
3164		3659	my $jitter = $TICK_START - $NEXT_TICK;
		3660	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3661	warn "jitter $JITTER\n";#d#
		3662	}
3165	},	3663	}
3166	);	3664	}
3167		3665
3168	{	3666	{
3169	BDB::max_poll_time $TICK * 0.1;	3667	# configure BDB
3170	$BDB_POLL_WATCHER = Event->io (	3668
3171	reentrant => 0,
3172	fd => BDB::poll_fileno,
3173	poll => 'r',
3174	prio => 0,
3175	data => WF_AUTOCANCEL,
3176	cb => \&BDB::poll_cb,
3177	);
3178	BDB::min_parallel 8;	3669	BDB::min_parallel 8;
3179		3670	BDB::max_poll_reqs $TICK * 0.1;
3180	BDB::set_sync_prepare {	3671	$Coro::BDB::WATCHER->priority (1);
3181	my $status;
3182	my $current = $Coro::current;
3183	(
3184	sub {
3185	$status = $!;
3186	$current->ready; undef $current;
3187	},
3188	sub {
3189	Coro::schedule while defined $current;
3190	$! = $status;
3191	},
3192	)
3193	};
3194		3672
3195	unless ($DB_ENV) {	3673	unless ($DB_ENV) {
3196	$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);
3197		3679
3198	cf::sync_job {	3680	cf::sync_job {
3199	eval {	3681	eval {
3200	BDB::db_env_open	3682	BDB::db_env_open
3201	$DB_ENV,	3683	$DB_ENV,
…		…
3203	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
3204	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3686	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3205	0666;	3687	0666;
3206		3688
3207	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3689	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3208
3209	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3210	$DB_ENV->set_lk_detect;
3211	};	3690	};
3212		3691
3213	cf::cleanup "db_env_open(db): $@" if $@;	3692	cf::cleanup "db_env_open(db): $@" if $@;
3214	};	3693	};
3215	}	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	};
3216	}	3705	}
3217		3706
3218	{	3707	{
		3708	# configure IO::AIO
		3709
3219	IO::AIO::min_parallel 8;	3710	IO::AIO::min_parallel 8;
3220
3221	undef $Coro::AIO::WATCHER;
3222	IO::AIO::max_poll_time $TICK * 0.1;	3711	IO::AIO::max_poll_time $TICK * 0.1;
3223	$AIO_POLL_WATCHER = Event->io (	3712	$Coro::AIO::WATCHER->priority (1);
3224	reentrant => 0,
3225	data => WF_AUTOCANCEL,
3226	fd => IO::AIO::poll_fileno,
3227	poll => 'r',
3228	prio => 6,
3229	cb => \&IO::AIO::poll_cb,
3230	);
3231	}	3713	}
3232		3714
3233	my $_log_backtrace;	3715	my $_log_backtrace;
3234		3716
3235	sub _log_backtrace {	3717	sub _log_backtrace {
…		…
3239		3721
3240	# limit the # of concurrent backtraces	3722	# limit the # of concurrent backtraces
3241	if ($_log_backtrace < 2) {	3723	if ($_log_backtrace < 2) {
3242	++$_log_backtrace;	3724	++$_log_backtrace;
3243	async {	3725	async {
		3726	$Coro::current->{desc} = "abt $msg";
		3727
3244	my @bt = fork_call {	3728	my @bt = fork_call {
3245	@addr = map { sprintf "%x", $_ } @addr;	3729	@addr = map { sprintf "%x", $_ } @addr;
3246	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3730	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3247	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 |"
3248	or die "addr2line: $!";	3732	or die "addr2line: $!";

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