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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.291 by root, Tue Jul 3 00:54:44 2007 UTC vs.
Revision 1.415 by root, Thu Apr 10 15:35:16 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);	552	}
442	};
443		553
444	warn $@ if $@;	554	=item $coin = coin_from_name $name
445	_exit 0;	555
446	}	556	=cut
		557
		558	our %coin_alias = (
		559	"silver" => "silvercoin",
		560	"silvercoin" => "silvercoin",
		561	"silvercoins" => "silvercoin",
		562	"gold" => "goldcoin",
		563	"goldcoin" => "goldcoin",
		564	"goldcoins" => "goldcoin",
		565	"platinum" => "platinacoin",
		566	"platinumcoin" => "platinacoin",
		567	"platinumcoins" => "platinacoin",
		568	"platina" => "platinacoin",
		569	"platinacoin" => "platinacoin",
		570	"platinacoins" => "platinacoin",
		571	"royalty" => "royalty",
		572	"royalties" => "royalty",
		573	);
		574
		575	sub coin_from_name($) {
		576	$coin_alias{$_[0]}
		577	? cf::arch::find $coin_alias{$_[0]}
		578	: undef
447	}	579	}
448		580
449	=item $value = cf::db_get $family => $key	581	=item $value = cf::db_get $family => $key
450		582
451	Returns a single value from the environment database.	583	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	585	=item cf::db_put $family => $key => $value
454		586
455	Stores the given C<$value> in the family. It can currently store binary	587	Stores the given C<$value> in the family. It can currently store binary
456	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	588	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
457		589
		590	=item $db = cf::db_table "name"
		591
		592	Create and/or open a new database table. The string must not be "db" and must be unique
		593	within each server.
		594
458	=cut	595	=cut
		596
		597	sub db_table($) {
		598	my ($name) = @_;
		599	my $db = BDB::db_create $DB_ENV;
		600
		601	eval {
		602	$db->set_flags (BDB::CHKSUM);
		603
		604	utf8::encode $name;
		605	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		606	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		607	cf::cleanup "db_open(db): $!" if $!;
		608	};
		609	cf::cleanup "db_open(db): $@" if $@;
		610
		611	$db
		612	}
459		613
460	our $DB;	614	our $DB;
461		615
462	sub db_init {	616	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	617	cf::sync_job {
467	eval {	618	$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	}	619	};
477	}	620	}
478		621
479	sub db_get($$) {	622	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	623	my $key = "$_[0]/$_[1]";
481		624
…		…
531	if (1) {	674	if (1) {
532	$md5 =	675	$md5 =
533	join "\x00",	676	join "\x00",
534	$processversion,	677	$processversion,
535	map {	678	map {
536	Coro::cede;	679	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	680	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	681	} 0.. $#$src;
539		682
540		683
541	my $dbmd5 = db_get cache => "$id/md5";	684	my $dbmd5 = db_get cache => "$id/md5";
…		…
585	attach callbacks/event handlers (a collection of which is called an "attachment")	728	attach callbacks/event handlers (a collection of which is called an "attachment")
586	to it. All such attachable objects support the following methods.	729	to it. All such attachable objects support the following methods.
587		730
588	In the following description, CLASS can be any of C<global>, C<object>	731	In the following description, CLASS can be any of C<global>, C<object>
589	C<player>, C<client> or C<map> (i.e. the attachable objects in	732	C<player>, C<client> or C<map> (i.e. the attachable objects in
590	Crossfire TRT).	733	Deliantra).
591		734
592	=over 4	735	=over 4
593		736
594	=item $attachable->attach ($attachment, key => $value...)	737	=item $attachable->attach ($attachment, key => $value...)
595		738
…		…
847	";	990	";
848	die if $@;	991	die if $@;
849	}	992	}
850		993
851	our $override;	994	our $override;
852	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	995	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853		996
854	sub override {	997	sub override {
855	$override = 1;	998	$override = 1;
856	@invoke_results = ();	999	@INVOKE_RESULTS = (@_);
857	}	1000	}
858		1001
859	sub do_invoke {	1002	sub do_invoke {
860	my $event = shift;	1003	my $event = shift;
861	my $callbacks = shift;	1004	my $callbacks = shift;
862		1005
863	@invoke_results = ();	1006	@INVOKE_RESULTS = ();
864		1007
865	local $override;	1008	local $override;
866		1009
867	for (@$callbacks) {	1010	for (@$callbacks) {
868	eval { &{$_->[1]} };	1011	eval { &{$_->[1]} };
…		…
877	}	1020	}
878		1021
879	0	1022	0
880	}	1023	}
881		1024
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1025	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1026
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1028
886	Generate an object-specific event with the given arguments.	1029	Generate an object-specific event with the given arguments.
887		1030
888	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1031	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
889	removed in future versions), and there is no public API to access override	1032	removed in future versions), and there is no public API to access override
890	results (if you must, access C<@cf::invoke_results> directly).	1033	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1034
892	=back	1035	=back
893		1036
894	=cut	1037	=cut
895		1038
896	#############################################################################	1039	#############################################################################
897	# object support	1040	# object support
		1041
		1042	sub _object_equal($$);
		1043	sub _object_equal($$) {
		1044	my ($a, $b) = @_;
		1045
		1046	return 0 unless (ref $a) eq (ref $b);
		1047
		1048	if ("HASH" eq ref $a) {
		1049	my @ka = keys %$a;
		1050	my @kb = keys %$b;
		1051
		1052	return 0 if @ka != @kb;
		1053
		1054	for (0 .. $#ka) {
		1055	return 0 unless $ka[$_] eq $kb[$_];
		1056	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1057	}
		1058
		1059	} elsif ("ARRAY" eq ref $a) {
		1060
		1061	return 0 if @$a != @$b;
		1062
		1063	for (0 .. $#$a) {
		1064	return 0 unless _object_equal $a->[$_], $b->[$_];
		1065	}
		1066
		1067	} elsif ($a ne $b) {
		1068	return 0;
		1069	}
		1070
		1071	1
		1072	}
		1073
		1074	our $SLOW_MERGES;#d#
		1075	sub _can_merge {
		1076	my ($ob1, $ob2) = @_;
		1077
		1078	++$SLOW_MERGES;#d#
		1079
		1080	# we do the slow way here
		1081	return _object_equal $ob1, $ob2
		1082	}
898		1083
899	sub reattach {	1084	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1085	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1086	my ($obj) = @_;
902		1087
…		…
923	cf::attachable->attach (	1108	cf::attachable->attach (
924	prio => -1000000,	1109	prio => -1000000,
925	on_instantiate => sub {	1110	on_instantiate => sub {
926	my ($obj, $data) = @_;	1111	my ($obj, $data) = @_;
927		1112
928	$data = from_json $data;	1113	$data = decode_json $data;
929		1114
930	for (@$data) {	1115	for (@$data) {
931	my ($name, $args) = @$_;	1116	my ($name, $args) = @$_;
932		1117
933	$obj->attach ($name, %{$args || {} });	1118	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1134	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1135	my ($filename, $rdata, $objs) = @_;
951		1136
952	sync_job {	1137	sync_job {
953	if (length $$rdata) {	1138	if (length $$rdata) {
		1139	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1140	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1141	$decname, length $$rdata, scalar @$objs;
956		1142
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1144	chmod SAVE_MODE, $fh;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1146	aio_fsync $fh if $cf::USE_FSYNC;
961	close $fh;	1147	close $fh;
962		1148
963	if (@$objs) {	1149	if (@$objs) {
964	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
965	chmod SAVE_MODE, $fh;	1151	chmod SAVE_MODE, $fh;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1153	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
969	close $fh;	1155	close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1156	aio_rename "$filename.pst~", "$filename.pst";
971	}	1157	}
…		…
979	}	1165	}
980	} else {	1166	} else {
981	aio_unlink $filename;	1167	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
983	}	1169	}
984	}	1170	};
985	}	1171	}
986		1172
987	sub object_freezer_as_string {	1173	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1174	my ($rdata, $objs) = @_;
989		1175
…		…
1001	or return;	1187	or return;
1002		1188
1003	unless (aio_stat "$filename.pst") {	1189	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1190	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1191	or return;
		1192
1006	$av = eval { (Storable::thaw $av)->{objs} };	1193	my $st = eval { Coro::Storable::thaw $av };
		1194	$av = $st->{objs};
1007	}	1195	}
1008		1196
		1197	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1198	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1199	$decname, length $data, scalar @{$av || []};
		1200
1011	return ($data, $av);	1201	($data, $av)
1012	}	1202	}
1013		1203
1014	=head2 COMMAND CALLBACKS	1204	=head2 COMMAND CALLBACKS
1015		1205
1016	=over 4	1206	=over 4
…		…
1089	my ($pl, $buf) = @_;	1279	my ($pl, $buf) = @_;
1090		1280
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1281	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1282
1093	if (ref $msg) {	1283	if (ref $msg) {
		1284	my ($type, $reply, @payload) =
		1285	"ARRAY" eq ref $msg
		1286	? @$msg
		1287	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1288
		1289	my @reply;
		1290
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1291	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1292	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1293	}
		1294
		1295	$pl->ext_reply ($reply, @reply)
		1296	if $reply;
		1297
1099	} else {	1298	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1300	}
1102		1301
1103	cf::override;	1302	cf::override;
…		…
1156	my $msg = $@ ? "$v->{path}: $@\n"	1355	my $msg = $@ ? "$v->{path}: $@\n"
1157	: "$v->{base}: extension inactive.\n";	1356	: "$v->{base}: extension inactive.\n";
1158		1357
1159	if (exists $v->{meta}{mandatory}) {	1358	if (exists $v->{meta}{mandatory}) {
1160	warn $msg;	1359	warn $msg;
1161	warn "mandatory extension failed to load, exiting.\n";	1360	cf::cleanup "mandatory extension failed to load, exiting.";
1162	exit 1;
1163	}	1361	}
1164		1362
1165	warn $msg;	1363	warn $msg;
1166	}	1364	}
1167		1365
…		…
1192	use Coro::AIO;	1390	use Coro::AIO;
1193		1391
1194	=head3 cf::player	1392	=head3 cf::player
1195		1393
1196	=over 4	1394	=over 4
		1395
		1396	=item cf::player::num_playing
		1397
		1398	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1399
		1400	=cut
		1401
		1402	sub num_playing {
		1403	scalar grep
		1404	$_->ob->map
		1405	&& !$_->hidden
		1406	&& !$_->ob->flag (cf::FLAG_WIZ),
		1407	cf::player::list
		1408	}
1197		1409
1198	=item cf::player::find $login	1410	=item cf::player::find $login
1199		1411
1200	Returns the given player object, loading it if necessary (might block).	1412	Returns the given player object, loading it if necessary (might block).
1201		1413
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1449	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1450	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1451	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1452	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1453
1242	my $pl = load_pl path $login	1454	my $f = new_from_file cf::object::thawer path $login
1243	or return;	1455	or return;
		1456
		1457	my $pl = cf::player::load_pl $f
		1458	or return;
		1459	local $cf::PLAYER_LOADING{$login} = $pl;
		1460	$f->resolve_delayed_derefs;
1244	$cf::PLAYER{$login} = $pl	1461	$cf::PLAYER{$login} = $pl
1245	}	1462	}
1246	}	1463	}
1247	}	1464	}
1248		1465
…		…
1258		1475
1259	aio_mkdir playerdir $pl, 0770;	1476	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1477	$pl->{last_save} = $cf::RUNTIME;
1261		1478
1262	$pl->save_pl ($path);	1479	$pl->save_pl ($path);
1263	Coro::cede;	1480	cf::cede_to_tick;
1264	}	1481	}
1265		1482
1266	sub new($) {	1483	sub new($) {
1267	my ($login) = @_;	1484	my ($login) = @_;
1268		1485
…		…
1272	$self->{deny_save} = 1;	1489	$self->{deny_save} = 1;
1273		1490
1274	$cf::PLAYER{$login} = $self;	1491	$cf::PLAYER{$login} = $self;
1275		1492
1276	$self	1493	$self
		1494	}
		1495
		1496	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1497
		1498	=cut
		1499
		1500	sub send_msg {
		1501	my $ns = shift->ns
		1502	or return;
		1503	$ns->send_msg (@_);
1277	}	1504	}
1278		1505
1279	=item $pl->quit_character	1506	=item $pl->quit_character
1280		1507
1281	Nukes the player without looking back. If logged in, the connection will	1508	Nukes the player without looking back. If logged in, the connection will
…		…
1336	or return [];	1563	or return [];
1337		1564
1338	my @logins;	1565	my @logins;
1339		1566
1340	for my $login (@$dirs) {	1567	for my $login (@$dirs) {
		1568	my $path = path $login;
		1569
		1570	# a .pst is a dead give-away for a valid player
		1571	unless (-e "$path.pst") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1573	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1574	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1575	}
1344		1576
1345	utf8::decode $login;	1577	utf8::decode $login;
1346	push @logins, $login;	1578	push @logins, $login;
1347	}	1579	}
1348		1580
…		…
1381		1613
1382	Expand crossfire pod fragments into protocol xml.	1614	Expand crossfire pod fragments into protocol xml.
1383		1615
1384	=cut	1616	=cut
1385		1617
		1618	use re 'eval';
		1619
		1620	my $group;
		1621	my $interior; $interior = qr{
		1622	# match a pod interior sequence sans C<< >>
		1623	(?:
		1624	\ (.*?)\ (?{ $group = $^N })
		1625	| < (??{$interior}) >
		1626	)
		1627	}x;
		1628
1386	sub expand_cfpod {	1629	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;	1630	my ($self, $pod) = @_;
1388		1631
1389	# escape & and <	1632	my $xml;
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392		1633
1393	# this is buggy, it needs to properly take care of nested <'s	1634	while () {
		1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1636	$group = $1;
1394		1637
1395	1 while	1638	$group =~ s/&/&amp;/g;
1396	# replace B<>, I<>, U<> etc.	1639	$group =~ s/</&lt;/g;
1397	s/B<([^\>]*)>/<b>$1<\/b>/	1640
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/	1641	$xml .= $group;
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/	1642	} elsif ($pod =~ m%\G
1400	# replace G<male|female> tags	1643	([BCGHITU])
1401	|| s{G<([^>|]*)\|([^>]*)>}{	1644	<
1402	$self->gender ? $2 : $1	1645	(?:
1403	}ge	1646	([^<>]*) (?{ $group = $^N })
1404	# replace H<hint text>	1647	| < $interior >
1405	|| s{H<([^\>]*)>}	1648	)
		1649	>
		1650	%gcsx
1406	{	1651	) {
		1652	my ($code, $data) = ($1, $group);
		1653
		1654	if ($code eq "B") {
		1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1656	} elsif ($code eq "I") {
		1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1658	} elsif ($code eq "U") {
		1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1660	} elsif ($code eq "C") {
		1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1662	} elsif ($code eq "T") {
		1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1664	} elsif ($code eq "G") {
		1665	my ($male, $female) = split /\|/, $data;
		1666	$data = $self->gender ? $female : $male;
		1667	$xml .= expand_cfpod ($self, $data);
		1668	} elsif ($code eq "H") {
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")	1671	"")
1410	[$self->{hintmode}]	1672	[$self->{hintmode}];
		1673	} else {
		1674	$xml .= "error processing '$code($data)' directive";
1411	}ge;	1675	}
		1676	} else {
		1677	if ($pod =~ /\G(.+)/) {
		1678	warn "parse error while expanding $pod (at $1)";
		1679	}
		1680	last;
		1681	}
		1682	}
1412		1683
		1684	for ($xml) {
1413	# create single paragraphs (very hackish)	1685	# create single paragraphs (very hackish)
1414	s/(?<=\S)\n(?=\w)/ /g;	1686	s/(?<=\S)\n(?=\w)/ /g;
1415		1687
1416	# compress some whitespace	1688	# compress some whitespace
1417	1 while s/\s*\n\s*\n\s*/\n/;	1689	s/\s+\n/\n/g; # ws line-ends
		1690	s/\n\n+/\n/g; # double lines
		1691	s/^\n+//; # beginning lines
		1692	s/\n+$//; # ending lines
		1693	}
1418		1694
1419	$_	1695	$xml
1420	}	1696	}
		1697
		1698	no re 'eval';
1421		1699
1422	sub hintmode {	1700	sub hintmode {
1423	warn "hm<$_[0] $_[1]>\n";#d#
1424	$_[0]{hintmode} = $_[1] if @_ > 1;	1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1425	$_[0]{hintmode}	1702	$_[0]{hintmode}
1426	}	1703	}
1427		1704
1428	=item $player->ext_reply ($msgid, %msg)	1705	=item $player->ext_reply ($msgid, @msg)
1429		1706
1430	Sends an ext reply to the player.	1707	Sends an ext reply to the player.
1431		1708
1432	=cut	1709	=cut
1433		1710
1434	sub ext_reply($$%) {	1711	sub ext_reply($$@) {
1435	my ($self, $id, %msg) = @_;	1712	my ($self, $id, @msg) = @_;
1436		1713
1437	$msg{msgid} = $id;	1714	$self->ns->ext_reply ($id, @msg)
1438	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1439	}	1715	}
1440		1716
1441	=item $player->ext_event ($type, %msg)	1717	=item $player->ext_msg ($type, @msg)
1442		1718
1443	Sends an ext event to the client.	1719	Sends an ext event to the client.
1444		1720
1445	=cut	1721	=cut
1446		1722
1447	sub ext_event($$%) {	1723	sub ext_msg($$@) {
1448	my ($self, $type, %msg) = @_;	1724	my ($self, $type, @msg) = @_;
1449		1725
1450	$self->ns->ext_event ($type, %msg);	1726	$self->ns->ext_msg ($type, @msg);
1451	}	1727	}
1452		1728
1453	=head3 cf::region	1729	=head3 cf::region
1454		1730
1455	=over 4	1731	=over 4
…		…
1468	my ($path) = @_;	1744	my ($path) = @_;
1469		1745
1470	my ($match, $specificity);	1746	my ($match, $specificity);
1471		1747
1472	for my $region (list) {	1748	for my $region (list) {
1473	if ($region->match && $path =~ $region->match) {	1749	if ($region->{match} && $path =~ $region->{match}) {
1474	($match, $specificity) = ($region, $region->specificity)	1750	($match, $specificity) = ($region, $region->specificity)
1475	if $region->specificity > $specificity;	1751	if $region->specificity > $specificity;
1476	}	1752	}
1477	}	1753	}
1478		1754
…		…
1598	$self->init; # pass $1 etc.	1874	$self->init; # pass $1 etc.
1599	return $self;	1875	return $self;
1600	}	1876	}
1601	}	1877	}
1602		1878
1603	Carp::carp "unable to resolve path '$path' (base '$base').";	1879	Carp::cluck "unable to resolve path '$path' (base '$base').";
1604	()	1880	()
1605	}	1881	}
1606		1882
1607	sub init {	1883	sub init {
1608	my ($self) = @_;	1884	my ($self) = @_;
…		…
1671		1947
1672	sub load_header_from($) {	1948	sub load_header_from($) {
1673	my ($self, $path) = @_;	1949	my ($self, $path) = @_;
1674		1950
1675	utf8::encode $path;	1951	utf8::encode $path;
1676	#aio_open $path, O_RDONLY, 0	1952	my $f = new_from_file cf::object::thawer $path
1677	# or return;
1678
1679	$self->_load_header ($path)
1680	or return;	1953	or return;
		1954
		1955	$self->_load_header ($f)
		1956	or return;
		1957
		1958	local $MAP_LOADING{$self->{path}} = $self;
		1959	$f->resolve_delayed_derefs;
1681		1960
1682	$self->{load_path} = $path;	1961	$self->{load_path} = $path;
1683		1962
1684	1	1963	1
1685	}	1964	}
…		…
1739	sub find {	2018	sub find {
1740	my ($path, $origin) = @_;	2019	my ($path, $origin) = @_;
1741		2020
1742	$path = normalise $path, $origin && $origin->path;	2021	$path = normalise $path, $origin && $origin->path;
1743		2022
		2023	cf::lock_wait "map_data:$path";#d#remove
1744	cf::lock_wait "map_find:$path";	2024	cf::lock_wait "map_find:$path";
1745		2025
1746	$cf::MAP{$path} || do {	2026	$cf::MAP{$path} || do {
1747	my $guard = cf::lock_acquire "map_find:$path";	2027	my $guard1 = cf::lock_acquire "map_find:$path";
		2028	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2029
1748	my $map = new_from_path cf::map $path	2030	my $map = new_from_path cf::map $path
1749	or return;	2031	or return;
1750		2032
1751	$map->{last_save} = $cf::RUNTIME;	2033	$map->{last_save} = $cf::RUNTIME;
1752		2034
…		…
1754	or return;	2036	or return;
1755		2037
1756	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2038	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1757	# doing this can freeze the server in a sync job, obviously	2039	# doing this can freeze the server in a sync job, obviously
1758	#$cf::WAIT_FOR_TICK->wait;	2040	#$cf::WAIT_FOR_TICK->wait;
		2041	undef $guard1;
		2042	undef $guard2;
1759	$map->reset;	2043	$map->reset;
1760	undef $guard;
1761	return find $path;	2044	return find $path;
1762	}	2045	}
1763		2046
1764	$cf::MAP{$path} = $map	2047	$cf::MAP{$path} = $map
1765	}	2048	}
…		…
1774	local $self->{deny_reset} = 1; # loading can take a long time	2057	local $self->{deny_reset} = 1; # loading can take a long time
1775		2058
1776	my $path = $self->{path};	2059	my $path = $self->{path};
1777		2060
1778	{	2061	{
1779	my $guard = cf::lock_acquire "map_load:$path";	2062	my $guard = cf::lock_acquire "map_data:$path";
1780		2063
		2064	return unless $self->valid;
1781	return if $self->in_memory != cf::MAP_SWAPPED;	2065	return unless $self->in_memory == cf::MAP_SWAPPED;
1782		2066
1783	$self->in_memory (cf::MAP_LOADING);	2067	$self->in_memory (cf::MAP_LOADING);
1784		2068
1785	$self->alloc;	2069	$self->alloc;
1786		2070
1787	$self->pre_load;	2071	$self->pre_load;
1788	Coro::cede;	2072	cf::cede_to_tick;
1789		2073
		2074	my $f = new_from_file cf::object::thawer $self->{load_path};
		2075	$f->skip_block;
1790	$self->_load_objects ($self->{load_path}, 1)	2076	$self->_load_objects ($f)
1791	or return;	2077	or return;
1792		2078
1793	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2079	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1794	if delete $self->{load_original};	2080	if delete $self->{load_original};
1795		2081
1796	if (my $uniq = $self->uniq_path) {	2082	if (my $uniq = $self->uniq_path) {
1797	utf8::encode $uniq;	2083	utf8::encode $uniq;
1798	if (aio_open $uniq, O_RDONLY, 0) {	2084	unless (aio_stat $uniq) {
		2085	if (my $f = new_from_file cf::object::thawer $uniq) {
1799	$self->clear_unique_items;	2086	$self->clear_unique_items;
1800	$self->_load_objects ($uniq, 0);	2087	$self->_load_objects ($f);
		2088	$f->resolve_delayed_derefs;
		2089	}
1801	}	2090	}
1802	}	2091	}
1803		2092
1804	Coro::cede;	2093	$f->resolve_delayed_derefs;
		2094
		2095	cf::cede_to_tick;
1805	# now do the right thing for maps	2096	# now do the right thing for maps
1806	$self->link_multipart_objects;	2097	$self->link_multipart_objects;
1807	$self->difficulty ($self->estimate_difficulty)	2098	$self->difficulty ($self->estimate_difficulty)
1808	unless $self->difficulty;	2099	unless $self->difficulty;
1809	Coro::cede;	2100	cf::cede_to_tick;
1810		2101
1811	unless ($self->{deny_activate}) {	2102	unless ($self->{deny_activate}) {
1812	$self->decay_objects;	2103	$self->decay_objects;
1813	$self->fix_auto_apply;	2104	$self->fix_auto_apply;
1814	$self->update_buttons;	2105	$self->update_buttons;
1815	Coro::cede;	2106	cf::cede_to_tick;
1816	$self->set_darkness_map;	2107	$self->set_darkness_map;
1817	Coro::cede;	2108	cf::cede_to_tick;
1818	$self->activate;	2109	$self->activate;
1819	}	2110	}
		2111
		2112	$self->{last_save} = $cf::RUNTIME;
		2113	$self->last_access ($cf::RUNTIME);
1820		2114
1821	$self->in_memory (cf::MAP_IN_MEMORY);	2115	$self->in_memory (cf::MAP_IN_MEMORY);
1822	}	2116	}
1823		2117
1824	$self->post_load;	2118	$self->post_load;
…		…
1835		2129
1836	$self	2130	$self
1837	}	2131	}
1838		2132
1839	# find and load all maps in the 3x3 area around a map	2133	# find and load all maps in the 3x3 area around a map
1840	sub load_diag {	2134	sub load_neighbours {
1841	my ($map) = @_;	2135	my ($map) = @_;
1842		2136
1843	my @diag; # diagonal neighbours	2137	my @neigh; # diagonal neighbours
1844		2138
1845	for (0 .. 3) {	2139	for (0 .. 3) {
1846	my $neigh = $map->tile_path ($_)	2140	my $neigh = $map->tile_path ($_)
1847	or next;	2141	or next;
1848	$neigh = find $neigh, $map	2142	$neigh = find $neigh, $map
1849	or next;	2143	or next;
1850	$neigh->load;	2144	$neigh->load;
1851		2145
		2146	push @neigh,
1852	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2147	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1853	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2148	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1854	}	2149	}
1855		2150
1856	for (@diag) {	2151	for (grep defined $_->[0], @neigh) {
		2152	my ($path, $origin) = @$_;
1857	my $neigh = find @$_	2153	my $neigh = find $path, $origin
1858	or next;	2154	or next;
1859	$neigh->load;	2155	$neigh->load;
1860	}	2156	}
1861	}	2157	}
1862		2158
…		…
1867	}	2163	}
1868		2164
1869	sub do_load_sync {	2165	sub do_load_sync {
1870	my ($map) = @_;	2166	my ($map) = @_;
1871		2167
		2168	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2169	if $Coro::current == $Coro::main;
		2170
1872	cf::sync_job { $map->load };	2171	cf::sync_job { $map->load };
1873	}	2172	}
1874		2173
1875	our %MAP_PREFETCH;	2174	our %MAP_PREFETCH;
1876	our $MAP_PREFETCHER = undef;	2175	our $MAP_PREFETCHER = undef;
1877		2176
1878	sub find_async {	2177	sub find_async {
1879	my ($path, $origin) = @_;	2178	my ($path, $origin, $load) = @_;
1880		2179
1881	$path = normalise $path, $origin && $origin->{path};	2180	$path = normalise $path, $origin && $origin->{path};
1882		2181
1883	if (my $map = $cf::MAP{$path}) {	2182	if (my $map = $cf::MAP{$path}) {
1884	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2183	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1885	}	2184	}
1886		2185
1887	undef $MAP_PREFETCH{$path};	2186	$MAP_PREFETCH{$path} |= $load;
		2187
1888	$MAP_PREFETCHER ||= cf::async {	2188	$MAP_PREFETCHER ||= cf::async {
		2189	$Coro::current->{desc} = "map prefetcher";
		2190
1889	while (%MAP_PREFETCH) {	2191	while (%MAP_PREFETCH) {
1890	for my $path (keys %MAP_PREFETCH) {	2192	while (my ($k, $v) = each %MAP_PREFETCH) {
1891	my $map = find $path	2193	if (my $map = find $k) {
1892	or next;
1893	$map->load;	2194	$map->load if $v;
		2195	}
1894		2196
1895	delete $MAP_PREFETCH{$path};	2197	delete $MAP_PREFETCH{$k};
1896	}	2198	}
1897	}	2199	}
1898	undef $MAP_PREFETCHER;	2200	undef $MAP_PREFETCHER;
1899	};	2201	};
1900	$MAP_PREFETCHER->prio (6);	2202	$MAP_PREFETCHER->prio (6);
…		…
1903	}	2205	}
1904		2206
1905	sub save {	2207	sub save {
1906	my ($self) = @_;	2208	my ($self) = @_;
1907		2209
1908	my $lock = cf::lock_acquire "map_data:" . $self->path;	2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
1909		2211
1910	$self->{last_save} = $cf::RUNTIME;	2212	$self->{last_save} = $cf::RUNTIME;
1911		2213
1912	return unless $self->dirty;	2214	return unless $self->dirty;
1913		2215
…		…
1919	return if $self->{deny_save};	2221	return if $self->{deny_save};
1920		2222
1921	local $self->{last_access} = $self->last_access;#d#	2223	local $self->{last_access} = $self->last_access;#d#
1922		2224
1923	cf::async {	2225	cf::async {
		2226	$Coro::current->{desc} = "map player save";
1924	$_->contr->save for $self->players;	2227	$_->contr->save for $self->players;
1925	};	2228	};
1926		2229
1927	if ($uniq) {	2230	if ($uniq) {
1928	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2231	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1936	my ($self) = @_;	2239	my ($self) = @_;
1937		2240
1938	# save first because save cedes	2241	# save first because save cedes
1939	$self->save;	2242	$self->save;
1940		2243
1941	my $lock = cf::lock_acquire "map_data:" . $self->path;	2244	my $lock = cf::lock_acquire "map_data:$self->{path}";
1942		2245
1943	return if $self->players;	2246	return if $self->players;
1944	return if $self->in_memory != cf::MAP_IN_MEMORY;	2247	return if $self->in_memory != cf::MAP_IN_MEMORY;
1945	return if $self->{deny_save};	2248	return if $self->{deny_save};
1946		2249
		2250	$self->in_memory (cf::MAP_SWAPPED);
		2251
		2252	$self->deactivate;
		2253	$_->clear_links_to ($self) for values %cf::MAP;
1947	$self->clear;	2254	$self->clear;
1948	$self->in_memory (cf::MAP_SWAPPED);
1949	}	2255	}
1950		2256
1951	sub reset_at {	2257	sub reset_at {
1952	my ($self) = @_;	2258	my ($self) = @_;
1953		2259
…		…
1985	if $uniq;	2291	if $uniq;
1986	}	2292	}
1987		2293
1988	delete $cf::MAP{$self->path};	2294	delete $cf::MAP{$self->path};
1989		2295
		2296	$self->deactivate;
		2297	$_->clear_links_to ($self) for values %cf::MAP;
1990	$self->clear;	2298	$self->clear;
1991
1992	$_->clear_links_to ($self) for values %cf::MAP;
1993		2299
1994	$self->unlink_save;	2300	$self->unlink_save;
1995	$self->destroy;	2301	$self->destroy;
1996	}	2302	}
1997		2303
1998	my $nuke_counter = "aaaa";	2304	my $nuke_counter = "aaaa";
1999		2305
2000	sub nuke {	2306	sub nuke {
2001	my ($self) = @_;	2307	my ($self) = @_;
2002		2308
		2309	{
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
2003	delete $cf::MAP{$self->path};	2312	delete $cf::MAP{$self->path};
2004		2313
2005	$self->unlink_save;	2314	$self->unlink_save;
2006		2315
2007	bless $self, "cf::map";	2316	bless $self, "cf::map";
2008	delete $self->{deny_reset};	2317	delete $self->{deny_reset};
2009	$self->{deny_save} = 1;	2318	$self->{deny_save} = 1;
2010	$self->reset_timeout (1);	2319	$self->reset_timeout (1);
2011	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2320	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2012		2321
2013	$cf::MAP{$self->path} = $self;	2322	$cf::MAP{$self->path} = $self;
		2323	}
2014		2324
2015	$self->reset; # polite request, might not happen	2325	$self->reset; # polite request, might not happen
2016	}	2326	}
2017		2327
2018	=item $maps = cf::map::tmp_maps	2328	=item $maps = cf::map::tmp_maps
…		…
2067	: ()	2377	: ()
2068	} @{ aio_readdir $UNIQUEDIR or [] }	2378	} @{ aio_readdir $UNIQUEDIR or [] }
2069	]	2379	]
2070	}	2380	}
2071		2381
2072	package cf;
2073
2074	=back	2382	=back
2075		2383
2076	=head3 cf::object	2384	=head3 cf::object
2077		2385
2078	=cut	2386	=cut
…		…
2092	map { $_, inv_recursive_ $_->inv } @_	2400	map { $_, inv_recursive_ $_->inv } @_
2093	}	2401	}
2094		2402
2095	sub inv_recursive {	2403	sub inv_recursive {
2096	inv_recursive_ inv $_[0]	2404	inv_recursive_ inv $_[0]
		2405	}
		2406
		2407	=item $ref = $ob->ref
		2408
		2409	creates and returns a persistent reference to an objetc that can be stored as a string.
		2410
		2411	=item $ob = cf::object::deref ($refstring)
		2412
		2413	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2414	even if the object actually exists. May block.
		2415
		2416	=cut
		2417
		2418	sub deref {
		2419	my ($ref) = @_;
		2420
		2421	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2422	my ($uuid, $name) = ($1, $2);
		2423	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2424	or return;
		2425	$pl->ob->uuid eq $uuid
		2426	or return;
		2427
		2428	$pl->ob
		2429	} else {
		2430	warn "$ref: cannot resolve object reference\n";
		2431	undef
		2432	}
2097	}	2433	}
2098		2434
2099	package cf;	2435	package cf;
2100		2436
2101	=back	2437	=back
…		…
2125		2461
2126	} else {	2462	} else {
2127	my $pl = $self->contr;	2463	my $pl = $self->contr;
2128		2464
2129	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2465	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2130	my $diag = $pl->{npc_dialog};	2466	my $dialog = $pl->{npc_dialog};
2131	$diag->{pl}->ext_reply (	2467	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2132	$diag->{id},
2133	msgtype => "reply",
2134	msg => $diag->{pl}->expand_cfpod ($msg),
2135	add_topics => []
2136	);
2137		2468
2138	} else {	2469	} else {
2139	$msg = $npc->name . " says: $msg" if $npc;	2470	$msg = $npc->name . " says: $msg" if $npc;
2140	$self->message ($msg, $flags);	2471	$self->message ($msg, $flags);
2141	}	2472	}
2142	}	2473	}
		2474	}
		2475
		2476	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2477
		2478	=cut
		2479
		2480	sub cf::object::send_msg {
		2481	my $pl = shift->contr
		2482	or return;
		2483	$pl->send_msg (@_);
2143	}	2484	}
2144		2485
2145	=item $player_object->may ("access")	2486	=item $player_object->may ("access")
2146		2487
2147	Returns wether the given player is authorized to access resource "access"	2488	Returns wether the given player is authorized to access resource "access"
…		…
2226	# use -1 or undef as default coordinates, not 0, 0	2567	# use -1 or undef as default coordinates, not 0, 0
2227	($x, $y) = ($map->enter_x, $map->enter_y)	2568	($x, $y) = ($map->enter_x, $map->enter_y)
2228	if $x <=0 && $y <= 0;	2569	if $x <=0 && $y <= 0;
2229		2570
2230	$map->load;	2571	$map->load;
2231	$map->load_diag;	2572	$map->load_neighbours;
2232		2573
2233	return unless $self->contr->active;	2574	return unless $self->contr->active;
2234	$self->activate_recursive;	2575	$self->activate_recursive;
2235		2576
2236	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2577	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2237	$self->enter_map ($map, $x, $y);	2578	$self->enter_map ($map, $x, $y);
2238	}	2579	}
2239		2580
2240	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2581	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2241		2582
2242	Moves the player to the given map-path and coordinates by first freezing	2583	Moves the player to the given map-path and coordinates by first freezing
2243	her, loading and preparing them map, calling the provided $check callback	2584	her, loading and preparing them map, calling the provided $check callback
2244	that has to return the map if sucecssful, and then unfreezes the player on	2585	that has to return the map if sucecssful, and then unfreezes the player on
2245	the new (success) or old (failed) map position.	2586	the new (success) or old (failed) map position. In either case, $done will
		2587	be called at the end of this process.
2246		2588
2247	=cut	2589	=cut
2248		2590
2249	our $GOTOGEN;	2591	our $GOTOGEN;
2250		2592
2251	sub cf::object::player::goto {	2593	sub cf::object::player::goto {
2252	my ($self, $path, $x, $y, $check) = @_;	2594	my ($self, $path, $x, $y, $check, $done) = @_;
2253		2595
2254	# do generation counting so two concurrent goto's will be executed in-order	2596	# do generation counting so two concurrent goto's will be executed in-order
2255	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2597	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2256		2598
2257	$self->enter_link;	2599	$self->enter_link;
2258		2600
2259	(async {	2601	(async {
		2602	$Coro::current->{desc} = "player::goto $path $x $y";
		2603
		2604	# *tag paths override both path and x|y
		2605	if ($path =~ /^\*(.*)$/) {
		2606	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2607	my $ob = $obs[rand @obs];
		2608
		2609	# see if we actually can go there
		2610	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2611	$ob = $obs[rand @obs];
		2612	} else {
		2613	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2614	}
		2615	# else put us there anyways for now #d#
		2616
		2617	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2618	} else {
		2619	($path, $x, $y) = (undef, undef, undef);
		2620	}
		2621	}
		2622
2260	my $map = eval {	2623	my $map = eval {
2261	my $map = cf::map::find $path;	2624	my $map = defined $path ? cf::map::find $path : undef;
2262		2625
2263	if ($map) {	2626	if ($map) {
2264	$map = $map->customise_for ($self);	2627	$map = $map->customise_for ($self);
2265	$map = $check->($map) if $check && $map;	2628	$map = $check->($map) if $check && $map;
2266	} else {	2629	} else {
2267	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2630	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2268	}	2631	}
2269		2632
2270	$map	2633	$map
2271	};	2634	};
2272		2635
…		…
2277		2640
2278	if ($gen == $self->{_goto_generation}) {	2641	if ($gen == $self->{_goto_generation}) {
2279	delete $self->{_goto_generation};	2642	delete $self->{_goto_generation};
2280	$self->leave_link ($map, $x, $y);	2643	$self->leave_link ($map, $x, $y);
2281	}	2644	}
		2645
		2646	$done->() if $done;
2282	})->prio (1);	2647	})->prio (1);
2283	}	2648	}
2284		2649
2285	=item $player_object->enter_exit ($exit_object)	2650	=item $player_object->enter_exit ($exit_object)
2286		2651
…		…
2323	$rmp->{origin_y} = $exit->y;	2688	$rmp->{origin_y} = $exit->y;
2324	}	2689	}
2325		2690
2326	$rmp->{random_seed} ||= $exit->random_seed;	2691	$rmp->{random_seed} ||= $exit->random_seed;
2327		2692
2328	my $data = cf::to_json $rmp;	2693	my $data = cf::encode_json $rmp;
2329	my $md5 = Digest::MD5::md5_hex $data;	2694	my $md5 = Digest::MD5::md5_hex $data;
2330	my $meta = "$RANDOMDIR/$md5.meta";	2695	my $meta = "$RANDOMDIR/$md5.meta";
2331		2696
2332	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2697	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2333	aio_write $fh, 0, (length $data), $data, 0;	2698	aio_write $fh, 0, (length $data), $data, 0;
…		…
2355	my $hp = $exit->stats->hp;	2720	my $hp = $exit->stats->hp;
2356	my $sp = $exit->stats->sp;	2721	my $sp = $exit->stats->sp;
2357		2722
2358	$self->enter_link;	2723	$self->enter_link;
2359		2724
		2725	# if exit is damned, update players death & WoR home-position
		2726	$self->contr->savebed ($slaying, $hp, $sp)
		2727	if $exit->flag (FLAG_DAMNED);
		2728
2360	(async {	2729	(async {
		2730	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2731
2361	$self->deactivate_recursive; # just to be sure	2732	$self->deactivate_recursive; # just to be sure
2362	unless (eval {	2733	unless (eval {
2363	$self->goto ($slaying, $hp, $sp);	2734	$self->goto ($slaying, $hp, $sp);
2364		2735
2365	1;	2736	1;
…		…
2391		2762
2392	utf8::encode $text;	2763	utf8::encode $text;
2393	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2764	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2394	}	2765	}
2395		2766
2396	=item $client->send_msg ($color, $type, $msg, [extra...])	2767	=item $client->send_msg ($channel, $msg, $color, [extra...])
2397		2768
2398	Send a drawinfo or msg packet to the client, formatting the msg for the	2769	Send a drawinfo or msg packet to the client, formatting the msg for the
2399	client if neccessary. C<$type> should be a string identifying the type of	2770	client if neccessary. C<$type> should be a string identifying the type of
2400	the message, with C<log> being the default. If C<$color> is negative, suppress	2771	the message, with C<log> being the default. If C<$color> is negative, suppress
2401	the message unless the client supports the msg packet.	2772	the message unless the client supports the msg packet.
2402		2773
2403	=cut	2774	=cut
2404		2775
		2776	# non-persistent channels (usually the info channel)
		2777	our %CHANNEL = (
		2778	"c/identify" => {
		2779	id => "infobox",
		2780	title => "Identify",
		2781	reply => undef,
		2782	tooltip => "Items recently identified",
		2783	},
		2784	"c/examine" => {
		2785	id => "infobox",
		2786	title => "Examine",
		2787	reply => undef,
		2788	tooltip => "Signs and other items you examined",
		2789	},
		2790	"c/book" => {
		2791	id => "infobox",
		2792	title => "Book",
		2793	reply => undef,
		2794	tooltip => "The contents of a note or book",
		2795	},
		2796	"c/lookat" => {
		2797	id => "infobox",
		2798	title => "Look",
		2799	reply => undef,
		2800	tooltip => "What you saw there",
		2801	},
		2802	"c/who" => {
		2803	id => "infobox",
		2804	title => "Players",
		2805	reply => undef,
		2806	tooltip => "Shows players who are currently online",
		2807	},
		2808	"c/body" => {
		2809	id => "infobox",
		2810	title => "Body Parts",
		2811	reply => undef,
		2812	tooltip => "Shows which body parts you posess and are available",
		2813	},
		2814	"c/uptime" => {
		2815	id => "infobox",
		2816	title => "Uptime",
		2817	reply => undef,
		2818	tooltip => "How long the server has been running since last restart",
		2819	},
		2820	"c/mapinfo" => {
		2821	id => "infobox",
		2822	title => "Map Info",
		2823	reply => undef,
		2824	tooltip => "Information related to the maps",
		2825	},
		2826	);
		2827
2405	sub cf::client::send_msg {	2828	sub cf::client::send_msg {
2406	my ($self, $color, $type, $msg, @extra) = @_;	2829	my ($self, $channel, $msg, $color, @extra) = @_;
2407		2830
2408	$msg = $self->pl->expand_cfpod ($msg);	2831	$msg = $self->pl->expand_cfpod ($msg);
2409		2832
		2833	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2834
		2835	# check predefined channels, for the benefit of C
		2836	if ($CHANNEL{$channel}) {
		2837	$channel = $CHANNEL{$channel};
		2838
		2839	$self->ext_msg (channel_info => $channel)
		2840	if $self->can_msg;
		2841
		2842	$channel = $channel->{id};
		2843
		2844	} elsif (ref $channel) {
		2845	# send meta info to client, if not yet sent
		2846	unless (exists $self->{channel}{$channel->{id}}) {
		2847	$self->{channel}{$channel->{id}} = $channel;
		2848	$self->ext_msg (channel_info => $channel)
		2849	if $self->can_msg;
		2850	}
		2851
		2852	$channel = $channel->{id};
		2853	}
		2854
		2855	return unless @extra || length $msg;
		2856
2410	if ($self->can_msg) {	2857	if ($self->can_msg) {
		2858	# default colour, mask it out
		2859	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2860	if $color & cf::NDI_DEF;
		2861
2411	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2862	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2412	} else {	2864	} else {
2413	# replace some tags by gcfclient-compatible ones
2414	for ($msg) {
2415	1 while
2416	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2417	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2418	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2419	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2420	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2421	}
2422
2423	if ($color >= 0) {	2865	if ($color >= 0) {
		2866	# replace some tags by gcfclient-compatible ones
		2867	for ($msg) {
		2868	1 while
		2869	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2870	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2871	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2872	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2873	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2874	}
		2875
		2876	$color &= cf::NDI_COLOR_MASK;
		2877
		2878	utf8::encode $msg;
		2879
2424	if (0 && $msg =~ /\[/) {	2880	if (0 && $msg =~ /\[/) {
		2881	# COMMAND/INFO
2425	$self->send_packet ("drawextinfo $color 4 0 $msg")	2882	$self->send_packet ("drawextinfo $color 10 8 $msg")
2426	} else {	2883	} else {
2427	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2884	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2428	$self->send_packet ("drawinfo $color $msg")	2885	$self->send_packet ("drawinfo $color $msg")
2429	}	2886	}
2430	}	2887	}
2431	}	2888	}
2432	}	2889	}
2433		2890
2434	=item $client->ext_event ($type, %msg)	2891	=item $client->ext_msg ($type, @msg)
2435		2892
2436	Sends an ext event to the client.	2893	Sends an ext event to the client.
2437		2894
2438	=cut	2895	=cut
2439		2896
2440	sub cf::client::ext_event($$%) {	2897	sub cf::client::ext_msg($$@) {
2441	my ($self, $type, %msg) = @_;	2898	my ($self, $type, @msg) = @_;
2442		2899
		2900	if ($self->extcmd == 2) {
		2901	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2902	} elsif ($self->extcmd == 1) { # TODO: remove
2443	$msg{msgtype} = "event_$type";	2903	push @msg, msgtype => "event_$type";
2444	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2904	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2905	}
		2906	}
		2907
		2908	=item $client->ext_reply ($msgid, @msg)
		2909
		2910	Sends an ext reply to the client.
		2911
		2912	=cut
		2913
		2914	sub cf::client::ext_reply($$@) {
		2915	my ($self, $id, @msg) = @_;
		2916
		2917	if ($self->extcmd == 2) {
		2918	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2919	} elsif ($self->extcmd == 1) {
		2920	#TODO: version 1, remove
		2921	unshift @msg, msgtype => "reply", msgid => $id;
		2922	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2923	}
2445	}	2924	}
2446		2925
2447	=item $success = $client->query ($flags, "text", \&cb)	2926	=item $success = $client->query ($flags, "text", \&cb)
2448		2927
2449	Queues a query to the client, calling the given callback with	2928	Queues a query to the client, calling the given callback with
…		…
2504	my ($ns, $buf) = @_;	2983	my ($ns, $buf) = @_;
2505		2984
2506	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2985	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2507		2986
2508	if (ref $msg) {	2987	if (ref $msg) {
		2988	my ($type, $reply, @payload) =
		2989	"ARRAY" eq ref $msg
		2990	? @$msg
		2991	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2992
		2993	my @reply;
		2994
2509	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2995	if (my $cb = $EXTICMD{$type}) {
2510	if (my %reply = $cb->($ns, $msg)) {	2996	@reply = $cb->($ns, @payload);
2511	$reply{msgid} = $msg->{msgid};
2512	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2513	}
2514	}	2997	}
		2998
		2999	$ns->ext_reply ($reply, @reply)
		3000	if $reply;
		3001
2515	} else {	3002	} else {
2516	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3003	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2517	}	3004	}
2518		3005
2519	cf::override;	3006	cf::override;
…		…
2566	our $safe = new Safe "safe";	3053	our $safe = new Safe "safe";
2567	our $safe_hole = new Safe::Hole;	3054	our $safe_hole = new Safe::Hole;
2568		3055
2569	$SIG{FPE} = 'IGNORE';	3056	$SIG{FPE} = 'IGNORE';
2570		3057
2571	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3058	$safe->permit_only (Opcode::opset qw(
		3059	:base_core :base_mem :base_orig :base_math
		3060	grepstart grepwhile mapstart mapwhile
		3061	sort time
		3062	));
2572		3063
2573	# here we export the classes and methods available to script code	3064	# here we export the classes and methods available to script code
2574		3065
2575	=pod	3066	=pod
2576		3067
2577	The following functions and methods are available within a safe environment:	3068	The following functions and methods are available within a safe environment:
2578		3069
2579	cf::object contr pay_amount pay_player map	3070	cf::object
		3071	contr pay_amount pay_player map x y force_find force_add destroy
		3072	insert remove name archname title slaying race decrease_ob_nr
		3073
2580	cf::object::player player	3074	cf::object::player
2581	cf::player peaceful	3075	player
2582	cf::map trigger	3076
		3077	cf::player
		3078	peaceful
		3079
		3080	cf::map
		3081	trigger
2583		3082
2584	=cut	3083	=cut
2585		3084
2586	for (	3085	for (
2587	["cf::object" => qw(contr pay_amount pay_player map)],	3086	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3087	insert remove inv name archname title slaying race
		3088	decrease_ob_nr destroy)],
2588	["cf::object::player" => qw(player)],	3089	["cf::object::player" => qw(player)],
2589	["cf::player" => qw(peaceful)],	3090	["cf::player" => qw(peaceful)],
2590	["cf::map" => qw(trigger)],	3091	["cf::map" => qw(trigger)],
2591	) {	3092	) {
2592	no strict 'refs';	3093	no strict 'refs';
…		…
2668	# the server's init and main functions	3169	# the server's init and main functions
2669		3170
2670	sub load_facedata($) {	3171	sub load_facedata($) {
2671	my ($path) = @_;	3172	my ($path) = @_;
2672		3173
		3174	# HACK to clear player env face cache, we need some signal framework
		3175	# for this (global event?)
		3176	%ext::player_env::MUSIC_FACE_CACHE = ();
		3177
		3178	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3179
2673	warn "loading facedata from $path\n";	3180	warn "loading facedata from $path\n";
2674		3181
2675	my $facedata;	3182	my $facedata;
2676	0 < aio_load $path, $facedata	3183	0 < aio_load $path, $facedata
2677	or die "$path: $!";	3184	or die "$path: $!";
…		…
2679	$facedata = Coro::Storable::thaw $facedata;	3186	$facedata = Coro::Storable::thaw $facedata;
2680		3187
2681	$facedata->{version} == 2	3188	$facedata->{version} == 2
2682	or cf::cleanup "$path: version mismatch, cannot proceed.";	3189	or cf::cleanup "$path: version mismatch, cannot proceed.";
2683		3190
		3191	# patch in the exptable
		3192	$facedata->{resource}{"res/exp_table"} = {
		3193	type => FT_RSRC,
		3194	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3195	};
		3196	cf::cede_to_tick;
		3197
2684	{	3198	{
2685	my $faces = $facedata->{faceinfo};	3199	my $faces = $facedata->{faceinfo};
2686		3200
2687	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
2688	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3202	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3203
2689	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3204	cf::face::set_visibility $idx, $info->{visibility};
		3205	cf::face::set_magicmap $idx, $info->{magicmap};
2690	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3206	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2691	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3207	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2692	Coro::cede;	3208
		3209	cf::cede_to_tick;
2693	}	3210	}
2694		3211
2695	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2696	next unless $info->{smooth};	3213	next unless $info->{smooth};
		3214
2697	my $idx = cf::face::find $face	3215	my $idx = cf::face::find $face
2698	or next;	3216	or next;
		3217
2699	if (my $smooth = cf::face::find $info->{smooth}) {	3218	if (my $smooth = cf::face::find $info->{smooth}) {
		3219	cf::face::set_smooth $idx, $smooth;
2700	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3220	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2701	} else {	3221	} else {
2702	warn "smooth face '$info->{smooth}' not found for face '$face'";	3222	warn "smooth face '$info->{smooth}' not found for face '$face'";
2703	}	3223	}
2704	Coro::cede;	3224
		3225	cf::cede_to_tick;
2705	}	3226	}
2706	}	3227	}
2707		3228
2708	{	3229	{
2709	my $anims = $facedata->{animinfo};	3230	my $anims = $facedata->{animinfo};
2710		3231
2711	while (my ($anim, $info) = each %$anims) {	3232	while (my ($anim, $info) = each %$anims) {
2712	cf::anim::set $anim, $info->{frames}, $info->{facings};	3233	cf::anim::set $anim, $info->{frames}, $info->{facings};
2713	Coro::cede;	3234	cf::cede_to_tick;
2714	}	3235	}
2715		3236
2716	cf::anim::invalidate_all; # d'oh	3237	cf::anim::invalidate_all; # d'oh
2717	}	3238	}
2718		3239
		3240	{
		3241	# TODO: for gcfclient pleasure, we should give resources
		3242	# that gcfclient doesn't grok a >10000 face index.
		3243	my $res = $facedata->{resource};
		3244
		3245	while (my ($name, $info) = each %$res) {
		3246	if (defined $info->{type}) {
		3247	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3248	my $data;
		3249
		3250	if ($info->{type} & 1) {
		3251	# prepend meta info
		3252
		3253	my $meta = $enc->encode ({
		3254	name => $name,
		3255	%{ $info->{meta} || {} },
		3256	});
		3257
		3258	$data = pack "(w/a*)*", $meta, $info->{data};
		3259	} else {
		3260	$data = $info->{data};
		3261	}
		3262
		3263	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3264	cf::face::set_type $idx, $info->{type};
		3265	} else {
		3266	$RESOURCE{$name} = $info;
		3267	}
		3268
		3269	cf::cede_to_tick;
		3270	}
		3271	}
		3272
		3273	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3274
2719	1	3275	1
2720	}	3276	}
2721		3277
		3278	cf::global->attach (on_resource_update => sub {
		3279	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3280	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3281
		3282	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3283	my $sound = $soundconf->{compat}[$_]
		3284	or next;
		3285
		3286	my $face = cf::face::find "sound/$sound->[1]";
		3287	cf::sound::set $sound->[0] => $face;
		3288	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3289	}
		3290
		3291	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3292	my $face = cf::face::find "sound/$v";
		3293	cf::sound::set $k => $face;
		3294	}
		3295	}
		3296	});
		3297
		3298	register_exticmd fx_want => sub {
		3299	my ($ns, $want) = @_;
		3300
		3301	while (my ($k, $v) = each %$want) {
		3302	$ns->fx_want ($k, $v);
		3303	}
		3304	};
		3305
2722	sub reload_regions {	3306	sub reload_regions {
		3307	# HACK to clear player env face cache, we need some signal framework
		3308	# for this (global event?)
		3309	%ext::player_env::MUSIC_FACE_CACHE = ();
		3310
2723	load_resource_file "$MAPDIR/regions"	3311	load_resource_file "$MAPDIR/regions"
2724	or die "unable to load regions file\n";	3312	or die "unable to load regions file\n";
		3313
		3314	for (cf::region::list) {
		3315	$_->{match} = qr/$_->{match}/
		3316	if exists $_->{match};
		3317	}
2725	}	3318	}
2726		3319
2727	sub reload_facedata {	3320	sub reload_facedata {
2728	load_facedata "$DATADIR/facedata"	3321	load_facedata "$DATADIR/facedata"
2729	or die "unable to load facedata\n";	3322	or die "unable to load facedata\n";
…		…
2758		3351
2759	sub init {	3352	sub init {
2760	reload_resources;	3353	reload_resources;
2761	}	3354	}
2762		3355
2763	sub cfg_load {	3356	sub reload_config {
2764	open my $fh, "<:utf8", "$CONFDIR/config"	3357	open my $fh, "<:utf8", "$CONFDIR/config"
2765	or return;	3358	or return;
2766		3359
2767	local $/;	3360	local $/;
2768	*CFG = YAML::Syck::Load <$fh>;	3361	*CFG = YAML::Load <$fh>;
2769		3362
2770	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3363	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2771		3364
2772	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3365	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2773	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3366	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2784	sub main {	3377	sub main {
2785	# we must not ever block the main coroutine	3378	# we must not ever block the main coroutine
2786	local $Coro::idle = sub {	3379	local $Coro::idle = sub {
2787	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3380	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2788	(async {	3381	(async {
2789	Event::one_event;	3382	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3383	EV::loop EV::LOOP_ONESHOT;
2790	})->prio (Coro::PRIO_MAX);	3384	})->prio (Coro::PRIO_MAX);
2791	};	3385	};
2792		3386
2793	cfg_load;	3387	reload_config;
2794	db_init;	3388	db_init;
2795	load_extensions;	3389	load_extensions;
2796		3390
2797	$TICK_WATCHER->start;	3391	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3392	evthread_start IO::AIO::poll_fileno;
2798	Event::loop;	3393	EV::loop;
2799	}	3394	}
2800		3395
2801	#############################################################################	3396	#############################################################################
2802	# initialisation and cleanup	3397	# initialisation and cleanup
2803		3398
2804	# install some emergency cleanup handlers	3399	# install some emergency cleanup handlers
2805	BEGIN {	3400	BEGIN {
		3401	our %SIGWATCHER = ();
2806	for my $signal (qw(INT HUP TERM)) {	3402	for my $signal (qw(INT HUP TERM)) {
2807	Event->signal (	3403	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2808	reentrant => 0,
2809	data => WF_AUTOCANCEL,
2810	signal => $signal,
2811	prio => 0,
2812	cb => sub {
2813	cf::cleanup "SIG$signal";	3404	cf::cleanup "SIG$signal";
2814	},
2815	);	3405	};
2816	}	3406	}
2817	}	3407	}
2818		3408
2819	sub write_runtime {	3409	sub write_runtime {
2820	my $runtime = "$LOCALDIR/runtime";	3410	my $runtime = "$LOCALDIR/runtime";
…		…
2865	# and maps saved/destroyed asynchronously.	3455	# and maps saved/destroyed asynchronously.
2866	warn "begin emergency player save\n";	3456	warn "begin emergency player save\n";
2867	for my $login (keys %cf::PLAYER) {	3457	for my $login (keys %cf::PLAYER) {
2868	my $pl = $cf::PLAYER{$login} or next;	3458	my $pl = $cf::PLAYER{$login} or next;
2869	$pl->valid or next;	3459	$pl->valid or next;
		3460	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2870	$pl->save;	3461	$pl->save;
2871	}	3462	}
2872	warn "end emergency player save\n";	3463	warn "end emergency player save\n";
2873		3464
2874	warn "begin emergency map save\n";	3465	warn "begin emergency map save\n";
…		…
2913	warn "syncing database to disk";	3504	warn "syncing database to disk";
2914	BDB::db_env_txn_checkpoint $DB_ENV;	3505	BDB::db_env_txn_checkpoint $DB_ENV;
2915		3506
2916	# if anything goes wrong in here, we should simply crash as we already saved	3507	# if anything goes wrong in here, we should simply crash as we already saved
2917		3508
2918	warn "cancelling all WF_AUTOCANCEL watchers";
2919	for (Event::all_watchers) {
2920	$_->cancel if $_->data & WF_AUTOCANCEL;
2921	}
2922
2923	warn "flushing outstanding aio requests";	3509	warn "flushing outstanding aio requests";
2924	for (;;) {	3510	for (;;) {
2925	BDB::flush;	3511	BDB::flush;
2926	IO::AIO::flush;	3512	IO::AIO::flush;
2927	Coro::cede;	3513	Coro::cede_notself;
2928	last unless IO::AIO::nreqs || BDB::nreqs;	3514	last unless IO::AIO::nreqs || BDB::nreqs;
2929	warn "iterate...";	3515	warn "iterate...";
2930	}	3516	}
2931		3517
2932	++$RELOAD;	3518	++$RELOAD;
…		…
2991	warn "reloading cf.pm";	3577	warn "reloading cf.pm";
2992	require cf;	3578	require cf;
2993	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3579	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2994		3580
2995	warn "loading config and database again";	3581	warn "loading config and database again";
2996	cf::cfg_load;	3582	cf::reload_config;
2997		3583
2998	warn "loading extensions";	3584	warn "loading extensions";
2999	cf::load_extensions;	3585	cf::load_extensions;
3000		3586
3001	warn "reattaching attachments to objects/players";	3587	warn "reattaching attachments to objects/players";
…		…
3008	warn "leaving sync_job";	3594	warn "leaving sync_job";
3009		3595
3010	1	3596	1
3011	} or do {	3597	} or do {
3012	warn $@;	3598	warn $@;
3013	warn "error while reloading, exiting.";	3599	cf::cleanup "error while reloading, exiting.";
3014	exit 1;
3015	};	3600	};
3016		3601
3017	warn "reloaded";	3602	warn "reloaded";
3018	};	3603	};
3019		3604
…		…
3021		3606
3022	sub reload_perl() {	3607	sub reload_perl() {
3023	# doing reload synchronously and two reloads happen back-to-back,	3608	# doing reload synchronously and two reloads happen back-to-back,
3024	# coro crashes during coro_state_free->destroy here.	3609	# coro crashes during coro_state_free->destroy here.
3025		3610
3026	$RELOAD_WATCHER ||= Event->timer (	3611	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3027	reentrant => 0,
3028	after => 0,
3029	data => WF_AUTOCANCEL,
3030	cb => sub {
3031	do_reload_perl;	3612	do_reload_perl;
3032	undef $RELOAD_WATCHER;	3613	undef $RELOAD_WATCHER;
3033	},
3034	);	3614	};
3035	}	3615	}
3036		3616
3037	register_command "reload" => sub {	3617	register_command "reload" => sub {
3038	my ($who, $arg) = @_;	3618	my ($who, $arg) = @_;
3039		3619
3040	if ($who->flag (FLAG_WIZ)) {	3620	if ($who->flag (FLAG_WIZ)) {
3041	$who->message ("reloading server.");	3621	$who->message ("reloading server.");
		3622	async {
		3623	$Coro::current->{desc} = "perl_reload";
3042	async { reload_perl };	3624	reload_perl;
		3625	};
3043	}	3626	}
3044	};	3627	};
3045		3628
3046	unshift @INC, $LIBDIR;	3629	unshift @INC, $LIBDIR;
3047		3630
…		…
3049		3632
3050	our @WAIT_FOR_TICK;	3633	our @WAIT_FOR_TICK;
3051	our @WAIT_FOR_TICK_BEGIN;	3634	our @WAIT_FOR_TICK_BEGIN;
3052		3635
3053	sub wait_for_tick {	3636	sub wait_for_tick {
3054	return unless $TICK_WATCHER->is_active;	3637	return if tick_inhibit;
3055	return if $Coro::current == $Coro::main;	3638	return if $Coro::current == $Coro::main;
3056		3639
3057	my $signal = new Coro::Signal;	3640	my $signal = new Coro::Signal;
3058	push @WAIT_FOR_TICK, $signal;	3641	push @WAIT_FOR_TICK, $signal;
3059	$signal->wait;	3642	$signal->wait;
3060	}	3643	}
3061		3644
3062	sub wait_for_tick_begin {	3645	sub wait_for_tick_begin {
3063	return unless $TICK_WATCHER->is_active;	3646	return if tick_inhibit;
3064	return if $Coro::current == $Coro::main;	3647	return if $Coro::current == $Coro::main;
3065		3648
3066	my $signal = new Coro::Signal;	3649	my $signal = new Coro::Signal;
3067	push @WAIT_FOR_TICK_BEGIN, $signal;	3650	push @WAIT_FOR_TICK_BEGIN, $signal;
3068	$signal->wait;	3651	$signal->wait;
3069	}	3652	}
3070		3653
3071	my $min = 1e6;#d#	3654	sub tick {
3072	my $avg = 10;
3073	$TICK_WATCHER = Event->timer (
3074	reentrant => 0,
3075	parked => 1,
3076	prio => 0,
3077	at => $NEXT_TICK || $TICK,
3078	data => WF_AUTOCANCEL,
3079	cb => sub {
3080	if ($Coro::current != $Coro::main) {	3655	if ($Coro::current != $Coro::main) {
3081	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3656	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3082	unless ++$bug_warning > 10;	3657	unless ++$bug_warning > 10;
3083	return;	3658	return;
3084	}	3659	}
3085		3660
3086	$NOW = $tick_start = Event::time;
3087
3088	cf::server_tick; # one server iteration	3661	cf::server_tick; # one server iteration
3089		3662
3090	0 && sync_job {#d#	3663	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3091	for(1..10) {	3664	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3092	my $t = Event::time;	3665	Coro::async_pool {
3093	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3666	$Coro::current->{desc} = "runtime saver";
3094	or die;	3667	write_runtime
3095		3668	or warn "ERROR: unable to write runtime file: $!";
3096	$map->width (50);
3097	$map->height (50);
3098	$map->alloc;
3099	$map->_load_objects ("/tmp/x.map", 1);
3100	my $t = Event::time - $t;
3101
3102	#next unless $t < 0.0013;#d#
3103	if ($t < $min) {
3104	$min = $t;
3105	}
3106	$avg = $avg * 0.99 + $t * 0.01;
3107	}
3108	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3109	exit 0;
3110	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3111	};	3669	};
		3670	}
3112		3671
3113	$RUNTIME += $TICK;
3114	$NEXT_TICK += $TICK;
3115
3116	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3117	$NEXT_RUNTIME_WRITE = $NOW + 10;
3118	Coro::async_pool {
3119	write_runtime
3120	or warn "ERROR: unable to write runtime file: $!";
3121	};
3122	}
3123
3124	# my $AFTER = Event::time;
3125	# warn $AFTER - $NOW;#d#
3126
3127	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3672	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3128	$sig->send;	3673	$sig->send;
3129	}	3674	}
3130	while (my $sig = shift @WAIT_FOR_TICK) {	3675	while (my $sig = shift @WAIT_FOR_TICK) {
3131	$sig->send;	3676	$sig->send;
3132	}	3677	}
3133		3678
3134	$NOW = Event::time;	3679	$LOAD = ($NOW - $TICK_START) / $TICK;
3135
3136	# if we are delayed by four ticks or more, skip them all
3137	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3138
3139	$TICK_WATCHER->at ($NEXT_TICK);
3140	$TICK_WATCHER->start;
3141
3142	$LOAD = ($NOW - $tick_start) / $TICK;
3143	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3680	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3144		3681
3145	_post_tick;	3682	if (0) {
3146		3683	if ($NEXT_TICK) {
3147		3684	my $jitter = $TICK_START - $NEXT_TICK;
		3685	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3686	warn "jitter $JITTER\n";#d#
		3687	}
3148	},	3688	}
3149	);	3689	}
3150		3690
3151	{	3691	{
3152	BDB::max_poll_time $TICK * 0.1;	3692	# configure BDB
3153	$BDB_POLL_WATCHER = Event->io (	3693
3154	reentrant => 0,
3155	fd => BDB::poll_fileno,
3156	poll => 'r',
3157	prio => 0,
3158	data => WF_AUTOCANCEL,
3159	cb => \&BDB::poll_cb,
3160	);
3161	BDB::min_parallel 8;	3694	BDB::min_parallel 8;
3162		3695	BDB::max_poll_reqs $TICK * 0.1;
3163	BDB::set_sync_prepare {	3696	$Coro::BDB::WATCHER->priority (1);
3164	my $status;
3165	my $current = $Coro::current;
3166	(
3167	sub {
3168	$status = $!;
3169	$current->ready; undef $current;
3170	},
3171	sub {
3172	Coro::schedule while defined $current;
3173	$! = $status;
3174	},
3175	)
3176	};
3177		3697
3178	unless ($DB_ENV) {	3698	unless ($DB_ENV) {
3179	$DB_ENV = BDB::db_env_create;	3699	$DB_ENV = BDB::db_env_create;
		3700	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3701	| BDB::LOG_AUTOREMOVE, 1);
		3702	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3703	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3180		3704
3181	cf::sync_job {	3705	cf::sync_job {
3182	eval {	3706	eval {
3183	BDB::db_env_open	3707	BDB::db_env_open
3184	$DB_ENV,	3708	$DB_ENV,
…		…
3186	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3710	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3187	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3711	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3188	0666;	3712	0666;
3189		3713
3190	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3714	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3191
3192	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3193	$DB_ENV->set_lk_detect;
3194	};	3715	};
3195		3716
3196	cf::cleanup "db_env_open(db): $@" if $@;	3717	cf::cleanup "db_env_open(db): $@" if $@;
3197	};	3718	};
3198	}	3719	}
		3720
		3721	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3722	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3723	};
		3724	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3725	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3726	};
		3727	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3728	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3729	};
3199	}	3730	}
3200		3731
3201	{	3732	{
		3733	# configure IO::AIO
		3734
3202	IO::AIO::min_parallel 8;	3735	IO::AIO::min_parallel 8;
3203
3204	undef $Coro::AIO::WATCHER;
3205	IO::AIO::max_poll_time $TICK * 0.1;	3736	IO::AIO::max_poll_time $TICK * 0.1;
3206	$AIO_POLL_WATCHER = Event->io (	3737	$Coro::AIO::WATCHER->priority (1);
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	fd => IO::AIO::poll_fileno,
3210	poll => 'r',
3211	prio => 6,
3212	cb => \&IO::AIO::poll_cb,
3213	);
3214	}	3738	}
3215		3739
3216	my $_log_backtrace;	3740	my $_log_backtrace;
3217		3741
3218	sub _log_backtrace {	3742	sub _log_backtrace {
…		…
3222		3746
3223	# limit the # of concurrent backtraces	3747	# limit the # of concurrent backtraces
3224	if ($_log_backtrace < 2) {	3748	if ($_log_backtrace < 2) {
3225	++$_log_backtrace;	3749	++$_log_backtrace;
3226	async {	3750	async {
		3751	$Coro::current->{desc} = "abt $msg";
		3752
3227	my @bt = fork_call {	3753	my @bt = fork_call {
3228	@addr = map { sprintf "%x", $_ } @addr;	3754	@addr = map { sprintf "%x", $_ } @addr;
3229	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3755	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3230	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3756	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3231	or die "addr2line: $!";	3757	or die "addr2line: $!";

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