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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.296 by root, Wed Jul 4 07:09:06 2007 UTC vs.
Revision 1.442 by root, Sun Aug 31 09:03:31 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
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.61 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
24		50
25	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
26	use BDB ();	52	use BDB ();
27	use Data::Dumper;	53	use Data::Dumper;
28	use Digest::MD5;	54	use Digest::MD5;
29	use Fcntl;	55	use Fcntl;
30	use YAML::Syck ();	56	use YAML ();
31	use IO::AIO 2.32 ();	57	use IO::AIO ();
32	use Time::HiRes;	58	use Time::HiRes;
33	use Compress::LZF;	59	use Compress::LZF;
		60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
34		63
35	# configure various modules to our taste	64	# configure various modules to our taste
36	#	65	#
37	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	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	68	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		69
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		71
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		73
…		…
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our %RESOURCE;
73		98
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	101	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	102	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		103
		104	our $BDB_DEADLOCK_WATCHER;
		105	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	106	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	107	our $DB_ENV;
84		108
85	our %CFG;	109	our %CFG;
86		110
87	our $UPTIME; $UPTIME ||= time;	111	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	112	our $RUNTIME;
		113	our $NOW;
89		114
90	our %PLAYER; # all users	115	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	116	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	117	our $LINK_MAP; # the special {link} map, which is always available
93		118
94	# used to convert map paths into valid unix filenames by replacing / by ∕	119	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	120	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		121
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	123	our $LOADAVG; # same thing, but with alpha-smoothing
		124	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	125	our $TICK_START; # for load detecting purposes
100		126
101	binmode STDOUT;	127	binmode STDOUT;
102	binmode STDERR;	128	binmode STDERR;
103		129
104	# read virtual server time, if available	130	# read virtual server time, if available
…		…
157		183
158	The raw value load value from the last tick.	184	The raw value load value from the last tick.
159		185
160	=item %cf::CFG	186	=item %cf::CFG
161		187
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	188	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	189	from wherever your confdir points to.
164		190
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	191	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		192
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	193	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	194	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.	195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		196
		197	=item @cf::INVOKE_RESULTS
		198
		199	This array contains the results of the last C<invoke ()> call. When
		200	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		201	that call.
		202
171	=back	203	=back
172		204
173	=cut	205	=cut
174		206
175	BEGIN {	207	BEGIN {
…		…
179	$msg .= "\n"	211	$msg .= "\n"
180	unless $msg =~ /\n$/;	212	unless $msg =~ /\n$/;
181		213
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		215
184	utf8::encode $msg;
185	LOG llevError, $msg;	216	LOG llevError, $msg;
186	};	217	};
187	}	218	}
		219
		220	$Coro::State::DIEHOOK = sub {
		221	return unless $^S eq 0; # "eq", not "=="
		222
		223	if ($Coro::current == $Coro::main) {#d#
		224	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		225	return;#d#
		226	}#d#
		227
		228	# kill coroutine otherwise
		229	warn Carp::longmess $_[0];
		230	Coro::terminate
		231	};
		232
		233	$SIG{__DIE__} = sub { }; #d#?
188		234
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	245	for my $pkg (qw(
200	cf::global cf::attachable	246	cf::global cf::attachable
201	cf::object cf::object::player	247	cf::object cf::object::player
202	cf::client cf::player	248	cf::client cf::player
203	cf::arch cf::living	249	cf::arch cf::living
		250	cf::map cf::mapspace
204	cf::map cf::party cf::region	251	cf::party cf::region
205	)) {	252	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	254	}
209		255
210	$Event::DIED = sub {	256	$EV::DIED = sub {
211	warn "error in event callback: @_";	257	warn "error in event callback: @_";
212	};	258	};
213		259
214	#############################################################################	260	#############################################################################
215		261
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	285	$d
240	} || "[unable to dump $_[0]: '$@']";	286	} || "[unable to dump $_[0]: '$@']";
241	}	287	}
242		288
243	=item $ref = cf::from_json $json	289	=item $ref = cf::decode_json $json
244		290
245	Converts a JSON string into the corresponding perl data structure.	291	Converts a JSON string into the corresponding perl data structure.
246		292
247	=item $json = cf::to_json $ref	293	=item $json = cf::encode_json $ref
248		294
249	Converts a perl data structure into its JSON representation.	295	Converts a perl data structure into its JSON representation.
250		296
251	=cut	297	=cut
252		298
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		300
255	sub to_json ($) { $json_coder->encode ($_[0]) }	301	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	302	sub decode_json($) { $json_coder->decode ($_[0]) }
257		303
258	=item cf::lock_wait $string	304	=item cf::lock_wait $string
259		305
260	Wait until the given lock is available. See cf::lock_acquire.	306	Wait until the given lock is available. See cf::lock_acquire.
261		307
…		…
264	Wait until the given lock is available and then acquires it and returns	310	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,	311	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	312	for example when the coroutine gets canceled), the lock is automatically
267	returned.	313	returned.
268		314
		315	Locks are *not* recursive, locking from the same coro twice results in a
		316	deadlocked coro.
		317
269	Lock names should begin with a unique identifier (for example, cf::map::find	318	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	319	uses map_find and cf::map::load uses map_load).
271		320
272	=item $locked = cf::lock_active $string	321	=item $locked = cf::lock_active $string
273		322
274	Return true if the lock is currently active, i.e. somebody has locked it.	323	Return true if the lock is currently active, i.e. somebody has locked it.
275		324
276	=cut	325	=cut
277		326
278	our %LOCK;	327	our %LOCK;
		328	our %LOCKER;#d#
279		329
280	sub lock_wait($) {	330	sub lock_wait($) {
281	my ($key) = @_;	331	my ($key) = @_;
		332
		333	if ($LOCKER{$key} == $Coro::current) {#d#
		334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		335	return;#d#
		336	}#d#
282		337
283	# wait for lock, if any	338	# wait for lock, if any
284	while ($LOCK{$key}) {	339	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	340	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	341	Coro::schedule;
…		…
292		347
293	# wait, to be sure we are not locked	348	# wait, to be sure we are not locked
294	lock_wait $key;	349	lock_wait $key;
295		350
296	$LOCK{$key} = [];	351	$LOCK{$key} = [];
		352	$LOCKER{$key} = $Coro::current;#d#
297		353
298	Coro::guard {	354	Coro::guard {
		355	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	356	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	357	$_->ready for @{ delete $LOCK{$key} };
301	}	358	}
302	}	359	}
303		360
…		…
306		363
307	! ! $LOCK{$key}	364	! ! $LOCK{$key}
308	}	365	}
309		366
310	sub freeze_mainloop {	367	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
312		369
313	my $guard = Coro::guard {	370	Coro::guard \&tick_inhibit_dec;
314	$TICK_WATCHER->start;	371	}
		372
		373	=item cf::periodic $interval, $cb
		374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
		386	}
		387
		388	=item cf::get_slot $time[, $priority[, $name]]
		389
		390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		391	This call blocks and returns only when you have at least C<$time> seconds
		392	of cpu time till the next tick. The slot is only valid till the next cede.
		393
		394	The optional C<$name> can be used to identify the job to run. It might be
		395	used for statistical purposes and should identify the same time-class.
		396
		397	Useful for short background jobs.
		398
		399	=cut
		400
		401	our @SLOT_QUEUE;
		402	our $SLOT_QUEUE;
		403
		404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
		408	my $signal = new Coro::Signal;
		409
		410	while () {
		411	next_job:
		412	my $avail = cf::till_tick;
		413	if ($avail > 0.01) {
		414	for (0 .. $#SLOT_QUEUE) {
		415	if ($SLOT_QUEUE[$_][0] < $avail) {
		416	my $job = splice @SLOT_QUEUE, $_, 1, ();
		417	$job->[2]->send;
		418	Coro::cede;
		419	goto next_job;
		420	}
		421	}
		422	}
		423
		424	if (@SLOT_QUEUE) {
		425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		426	push @cf::WAIT_FOR_TICK, $signal;
		427	$signal->wait;
		428	} else {
		429	Coro::schedule;
		430	}
315	};	431	}
316	$TICK_WATCHER->stop;	432	};
317	$guard	433
		434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
		437	my ($time, $pri, $name) = @_;
		438
		439	$time = $TICK * .6 if $time > $TICK * .6;
		440	my $sig = new Coro::Signal;
		441
		442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		444	$SLOT_QUEUE->ready;
		445	$sig->wait;
318	}	446	}
319		447
320	=item cf::async { BLOCK }	448	=item cf::async { BLOCK }
321		449
322	Currently the same as Coro::async_pool, meaning you cannot use	450	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		455
328	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
329		457
330	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
331		459
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	463	acceptable.
336		464
337	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		471
344	sub sync_job(&) {	472	sub sync_job(&) {
345	my ($job) = @_;	473	my ($job) = @_;
346		474
347	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	476	my $time = EV::time;
349		477
350	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
352		480
353	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	482
355	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
356		484
357	my $busy = 1;	485	my $busy = 1;
358	my @res;	486	my @res;
359		487
360	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	490	@res = eval { $job->() };
362	warn $@ if $@;	491	warn $@ if $@;
363	undef $busy;	492	undef $busy;
364	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
365		494
366	while ($busy) {	495	while ($busy) {
367	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
368	}	500	}
		501	}
369		502
370	$time = Event::time - $time;	503	my $time = EV::time - $time;
371		504
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	505	$TICK_START += $time; # do not account sync jobs to server load
376		506
377	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
378	} else {	508	} else {
379	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
380		510
…		…
405	=item fork_call { }, $args	535	=item fork_call { }, $args
406		536
407	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
411		541
412	=cut	542	=cut
413		543
414	sub fork_call(&@) {	544	sub fork_call(&@) {
415	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
416		546
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	547	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	548	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	549	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		550
422	if (my $pid = fork) {	551	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;	552	reset_signals;
435	local $SIG{__WARN__};	553	&$cb
436	local $SIG{__DIE__};	554	}, @args;
437	eval {
438	close $fh1;
439		555
440	my @res = eval { $cb->(@args) };	556	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	557	}
442	};
443		558
444	warn $@ if $@;	559	=item $coin = coin_from_name $name
445	_exit 0;	560
446	}	561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
447	}	584	}
448		585
449	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
450		587
451	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
454		591
455	Stores the given C<$value> in the family. It can currently store binary	592	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).	593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
457		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
458	=cut	600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
459		618
460	our $DB;	619	our $DB;
461		620
462	sub db_init {	621	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	622	cf::sync_job {
467	eval {	623	$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	}	624	};
477	}	625	}
478		626
479	sub db_get($$) {	627	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
481		629
…		…
531	if (1) {	679	if (1) {
532	$md5 =	680	$md5 =
533	join "\x00",	681	join "\x00",
534	$processversion,	682	$processversion,
535	map {	683	map {
536	Coro::cede;	684	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	685	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	686	} 0.. $#$src;
539		687
540		688
541	my $dbmd5 = db_get cache => "$id/md5";	689	my $dbmd5 = db_get cache => "$id/md5";
…		…
585	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
586	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
587		735
588	In the following description, CLASS can be any of C<global>, C<object>	736	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	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
590	Crossfire TRT).	738	Deliantra).
591		739
592	=over 4	740	=over 4
593		741
594	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
595		743
…		…
847	";	995	";
848	die if $@;	996	die if $@;
849	}	997	}
850		998
851	our $override;	999	our $override;
852	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1000	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853		1001
854	sub override {	1002	sub override {
855	$override = 1;	1003	$override = 1;
856	@invoke_results = ();	1004	@INVOKE_RESULTS = (@_);
857	}	1005	}
858		1006
859	sub do_invoke {	1007	sub do_invoke {
860	my $event = shift;	1008	my $event = shift;
861	my $callbacks = shift;	1009	my $callbacks = shift;
862		1010
863	@invoke_results = ();	1011	@INVOKE_RESULTS = ();
864		1012
865	local $override;	1013	local $override;
866		1014
867	for (@$callbacks) {	1015	for (@$callbacks) {
868	eval { &{$_->[1]} };	1016	eval { &{$_->[1]} };
…		…
877	}	1025	}
878		1026
879	0	1027	0
880	}	1028	}
881		1029
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1031
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1033
886	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
887		1035
888	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1036	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	1037	removed in future versions), and there is no public API to access override
890	results (if you must, access C<@cf::invoke_results> directly).	1038	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1039
892	=back	1040	=back
893		1041
894	=cut	1042	=cut
895		1043
896	#############################################################################	1044	#############################################################################
897	# object support	1045	# object support
		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
		1080	sub _can_merge {
		1081	my ($ob1, $ob2) = @_;
		1082
		1083	++$SLOW_MERGES;#d#
		1084
		1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
		1087	}
898		1088
899	sub reattach {	1089	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1091	my ($obj) = @_;
902		1092
		1093	# no longer needed after getting rid of delete_package?
903	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
904		1095
905	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
906		1097
907	@$registry = ();	1098	@$registry = ();
908		1099
…		…
923	cf::attachable->attach (	1114	cf::attachable->attach (
924	prio => -1000000,	1115	prio => -1000000,
925	on_instantiate => sub {	1116	on_instantiate => sub {
926	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
927		1118
928	$data = from_json $data;	1119	$data = decode_json $data;
929		1120
930	for (@$data) {	1121	for (@$data) {
931	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
932		1123
933	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1140	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
951		1142
952	sync_job {	1143	sync_job {
953	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
956		1148
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
961	close $fh;	1153	aio_close $fh;
962		1154
963	if (@$objs) {	1155	if (@$objs) {
964	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
965	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
969	close $fh;	1161	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
971	}	1163	}
972	} else {	1164	} else {
973	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
974	}	1166	}
…		…
979	}	1171	}
980	} else {	1172	} else {
981	aio_unlink $filename;	1173	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1174	aio_unlink "$filename.pst";
983	}	1175	}
984	}	1176	};
985	}	1177	}
986		1178
987	sub object_freezer_as_string {	1179	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1180	my ($rdata, $objs) = @_;
989		1181
…		…
1001	or return;	1193	or return;
1002		1194
1003	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1197	or return;
		1198
1006	$av = eval { (Storable::thaw $av)->{objs} };	1199	my $st = eval { Coro::Storable::thaw $av };
		1200	$av = $st->{objs};
1007	}	1201	}
1008		1202
		1203	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1205	$decname, length $data, scalar @{$av || []};
		1206
1011	return ($data, $av);	1207	($data, $av)
1012	}	1208	}
1013		1209
1014	=head2 COMMAND CALLBACKS	1210	=head2 COMMAND CALLBACKS
1015		1211
1016	=over 4	1212	=over 4
…		…
1089	my ($pl, $buf) = @_;	1285	my ($pl, $buf) = @_;
1090		1286
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1287	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1288
1093	if (ref $msg) {	1289	if (ref $msg) {
		1290	my ($type, $reply, @payload) =
		1291	"ARRAY" eq ref $msg
		1292	? @$msg
		1293	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1294
		1295	my @reply;
		1296
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1297	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1298	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1299	}
		1300
		1301	$pl->ext_reply ($reply, @reply)
		1302	if $reply;
		1303
1099	} else {	1304	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1306	}
1102		1307
1103	cf::override;	1308	cf::override;
…		…
1130		1335
1131	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133		1338
1134	$ext{source} =	1339	$ext{source} =
1135	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1136	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1137	. $source	1342	. $source
1138	. "\n};\n1";	1343	. "\n};\n1";
1139		1344
1140	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1156	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1157	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1158		1363
1159	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1160	warn $msg;	1365	warn $msg;
1161	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1162	exit 1;
1163	}	1367	}
1164		1368
1165	warn $msg;	1369	warn $msg;
1166	}	1370	}
1167		1371
…		…
1192	use Coro::AIO;	1396	use Coro::AIO;
1193		1397
1194	=head3 cf::player	1398	=head3 cf::player
1195		1399
1196	=over 4	1400	=over 4
		1401
		1402	=item cf::player::num_playing
		1403
		1404	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1405
		1406	=cut
		1407
		1408	sub num_playing {
		1409	scalar grep
		1410	$_->ob->map
		1411	&& !$_->hidden
		1412	&& !$_->ob->flag (cf::FLAG_WIZ),
		1413	cf::player::list
		1414	}
1197		1415
1198	=item cf::player::find $login	1416	=item cf::player::find $login
1199		1417
1200	Returns the given player object, loading it if necessary (might block).	1418	Returns the given player object, loading it if necessary (might block).
1201		1419
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1455	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1456	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1457	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1458	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1459
1242	my $pl = load_pl path $login	1460	my $f = new_from_file cf::object::thawer path $login
1243	or return;	1461	or return;
		1462
		1463	my $pl = cf::player::load_pl $f
		1464	or return;
		1465
		1466	local $cf::PLAYER_LOADING{$login} = $pl;
		1467	$f->resolve_delayed_derefs;
1244	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1245	}	1469	}
1246	}	1470	}
1247	}	1471	}
1248		1472
…		…
1257	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1258		1482
1259	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
1261		1485
		1486	cf::get_slot 0.01;
		1487
1262	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1263	Coro::cede;	1489	cf::cede_to_tick;
1264	}	1490	}
1265		1491
1266	sub new($) {	1492	sub new($) {
1267	my ($login) = @_;	1493	my ($login) = @_;
1268		1494
…		…
1274	$cf::PLAYER{$login} = $self;	1500	$cf::PLAYER{$login} = $self;
1275		1501
1276	$self	1502	$self
1277	}	1503	}
1278		1504
		1505	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1506
		1507	=cut
		1508
		1509	sub send_msg {
		1510	my $ns = shift->ns
		1511	or return;
		1512	$ns->send_msg (@_);
		1513	}
		1514
1279	=item $pl->quit_character	1515	=item $pl->quit_character
1280		1516
1281	Nukes the player without looking back. If logged in, the connection will	1517	Nukes the player without looking back. If logged in, the connection will
1282	be destroyed. May block for a long time.	1518	be destroyed. May block for a long time.
1283		1519
…		…
1291	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1292	$pl->password ("*"); # this should lock out the player until we nuked the dir	1528	$pl->password ("*"); # this should lock out the player until we nuked the dir
1293		1529
1294	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1295	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1296	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1297	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1298		1536
1299	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1300	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1336	or return [];	1574	or return [];
1337		1575
1338	my @logins;	1576	my @logins;
1339		1577
1340	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
		1579	my $path = path $login;
		1580
		1581	# a .pst is a dead give-away for a valid player
		1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1587	}
1344		1588
1345	utf8::decode $login;	1589	utf8::decode $login;
1346	push @logins, $login;	1590	push @logins, $login;
1347	}	1591	}
1348		1592
…		…
1382	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1383		1627
1384	=cut	1628	=cut
1385		1629
1386	sub expand_cfpod {	1630	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;	1631	my ($self, $pod) = @_;
1388		1632
1389	# escape & and <	1633	my @nest = [qr<\G$>, undef, ""];
1390	s/&/&amp;/g;	1634	my $xml;
1391	s/(?<![BIUGH])</&lt;/g;
1392		1635
1393	# this is buggy, it needs to properly take care of nested <'s	1636	for ($pod) {
		1637	while () {
		1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
		1639	$xml .= $1;
		1640	} elsif (/\G\n(?=\S)/xgcs) {
		1641	$xml .= " ";
		1642	} elsif (/\G\n/xgcs) {
		1643	$xml .= "\n";
		1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
		1645	my ($code, $delim) = ($1, scalar reverse $2);
		1646	$delim =~ y/</>/; # delim now contains the stop sequence
		1647	$delim = qr{\G\Q$delim};
1394		1648
1395	1 while	1649	my $cb;
1396	# replace B<>, I<>, U<> etc.	1650
1397	s/B<([^\>]*)>/<b>$1<\/b>/	1651	if ($code eq "B") {
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/	1652	$cb = sub { "<b>$_[0]</b>" };
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/	1653	} elsif ($code eq "C") {
1400	# replace G<male|female> tags	1654	$cb = sub { "<tt>$_[0]</tt>" };
1401	|| s{G<([^>|]*)\|([^>]*)>}{	1655	} elsif ($code eq "E") {
1402	$self->gender ? $2 : $1	1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1403	}ge	1657	} elsif ($code eq "G") {
1404	# replace H<hint text>	1658	$cb = sub {
1405	|| s{H<([^\>]*)>}	1659	my ($male, $female) = split /\|/, $_[0];
1406	{	1660	$self->gender ? $female : $male
		1661	};
		1662	} elsif ($code eq "H") {
		1663	$cb = sub {
		1664	(
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")	1667	"",
1410	[$self->{hintmode}]	1668	)[$self->{hintmode}];
		1669	};
		1670	} elsif ($code eq "I") {
		1671	$cb = sub { "<i>$_[0]</i>" };
		1672	} elsif ($code eq "T") {
		1673	$cb = sub { "<big><b>$_[0]</b></big>" };
		1674	} elsif ($code eq "U") {
		1675	$cb = sub { "<u>$_[0]</u>" };
		1676	} elsif ($code eq "Z") {
		1677	$cb = sub { };
		1678	} else {
		1679	die "FATAL error in expand_cfpod";
		1680	}
		1681
		1682	push @nest, [$delim, $cb, $xml];
		1683	undef $xml;
		1684
		1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
		1686	my $nest = pop @nest;
		1687
		1688	if ($nest->[1]) {
		1689	$xml = $nest->[2] . $nest->[1]->($xml);
		1690	} else {
		1691	last;
		1692	}
		1693	} elsif (/\G</xgcs) {
		1694	$xml .= "&lt;";
		1695	} elsif (/\G&/xgcs) {
		1696	$xml .= "&amp;";
		1697	} elsif (/\G>/xgcs) {
		1698	$xml .= ">";
		1699	} else {
		1700	if ($pod =~ /\G(.+)/xgcs) {
		1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
		1702	last;
		1703	} else {
		1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
		1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
		1706	}
1411	}ge;	1707	}
		1708	}
		1709	}
1412		1710
1413	# create single paragraphs (very hackish)	1711	$xml
1414	s/(?<=\S)\n(?=\w)/ /g;
1415
1416	# compress some whitespace
1417	s/\s+\n/\n/g; # ws line-ends
1418	s/\n\n+/\n/g; # double lines
1419	s/^\n+//; # beginning lines
1420	s/\n+$//; # ending lines
1421
1422	$_
1423	}	1712	}
1424		1713
1425	sub hintmode {	1714	sub hintmode {
1426	$_[0]{hintmode} = $_[1] if @_ > 1;	1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1427	$_[0]{hintmode}	1716	$_[0]{hintmode}
1428	}	1717	}
1429		1718
1430	=item $player->ext_reply ($msgid, %msg)	1719	=item $player->ext_reply ($msgid, @msg)
1431		1720
1432	Sends an ext reply to the player.	1721	Sends an ext reply to the player.
1433		1722
1434	=cut	1723	=cut
1435		1724
1436	sub ext_reply($$%) {	1725	sub ext_reply($$@) {
1437	my ($self, $id, %msg) = @_;	1726	my ($self, $id, @msg) = @_;
1438		1727
1439	$msg{msgid} = $id;	1728	$self->ns->ext_reply ($id, @msg)
1440	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1441	}	1729	}
1442		1730
1443	=item $player->ext_event ($type, %msg)	1731	=item $player->ext_msg ($type, @msg)
1444		1732
1445	Sends an ext event to the client.	1733	Sends an ext event to the client.
1446		1734
1447	=cut	1735	=cut
1448		1736
1449	sub ext_event($$%) {	1737	sub ext_msg($$@) {
1450	my ($self, $type, %msg) = @_;	1738	my ($self, $type, @msg) = @_;
1451		1739
1452	$self->ns->ext_event ($type, %msg);	1740	$self->ns->ext_msg ($type, @msg);
1453	}	1741	}
1454		1742
1455	=head3 cf::region	1743	=head3 cf::region
1456		1744
1457	=over 4	1745	=over 4
…		…
1470	my ($path) = @_;	1758	my ($path) = @_;
1471		1759
1472	my ($match, $specificity);	1760	my ($match, $specificity);
1473		1761
1474	for my $region (list) {	1762	for my $region (list) {
1475	if ($region->match && $path =~ $region->match) {	1763	if ($region->{match} && $path =~ $region->{match}) {
1476	($match, $specificity) = ($region, $region->specificity)	1764	($match, $specificity) = ($region, $region->specificity)
1477	if $region->specificity > $specificity;	1765	if $region->specificity > $specificity;
1478	}	1766	}
1479	}	1767	}
1480		1768
…		…
1501	our $MAX_RESET = 3600;	1789	our $MAX_RESET = 3600;
1502	our $DEFAULT_RESET = 3000;	1790	our $DEFAULT_RESET = 3000;
1503		1791
1504	sub generate_random_map {	1792	sub generate_random_map {
1505	my ($self, $rmp) = @_;	1793	my ($self, $rmp) = @_;
		1794
		1795	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1796
1506	# mit "rum" bekleckern, nicht	1797	# mit "rum" bekleckern, nicht
1507	$self->_create_random_map (	1798	$self->_create_random_map (
1508	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1509	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1510	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1600	$self->init; # pass $1 etc.	1891	$self->init; # pass $1 etc.
1601	return $self;	1892	return $self;
1602	}	1893	}
1603	}	1894	}
1604		1895
1605	Carp::carp "unable to resolve path '$path' (base '$base').";	1896	Carp::cluck "unable to resolve path '$path' (base '$base').";
1606	()	1897	()
1607	}	1898	}
1608		1899
1609	sub init {	1900	sub init {
1610	my ($self) = @_;	1901	my ($self) = @_;
…		…
1632		1923
1633	# the temporary/swap location	1924	# the temporary/swap location
1634	sub save_path {	1925	sub save_path {
1635	my ($self) = @_;	1926	my ($self) = @_;
1636		1927
1637	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1638	"$TMPDIR/$path.map"	1929	"$TMPDIR/$path.map"
1639	}	1930	}
1640		1931
1641	# the unique path, undef == no special unique path	1932	# the unique path, undef == no special unique path
1642	sub uniq_path {	1933	sub uniq_path {
1643	my ($self) = @_;	1934	my ($self) = @_;
1644		1935
1645	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1646	"$UNIQUEDIR/$path"	1937	"$UNIQUEDIR/$path"
1647	}	1938	}
1648		1939
1649	# and all this just because we cannot iterate over	1940	# and all this just because we cannot iterate over
1650	# all maps in C++...	1941	# all maps in C++...
…		…
1673		1964
1674	sub load_header_from($) {	1965	sub load_header_from($) {
1675	my ($self, $path) = @_;	1966	my ($self, $path) = @_;
1676		1967
1677	utf8::encode $path;	1968	utf8::encode $path;
1678	#aio_open $path, O_RDONLY, 0	1969	my $f = new_from_file cf::object::thawer $path
1679	# or return;
1680
1681	$self->_load_header ($path)
1682	or return;	1970	or return;
		1971
		1972	$self->_load_header ($f)
		1973	or return;
		1974
		1975	local $MAP_LOADING{$self->{path}} = $self;
		1976	$f->resolve_delayed_derefs;
1683		1977
1684	$self->{load_path} = $path;	1978	$self->{load_path} = $path;
1685		1979
1686	1	1980	1
1687	}	1981	}
…		…
1741	sub find {	2035	sub find {
1742	my ($path, $origin) = @_;	2036	my ($path, $origin) = @_;
1743		2037
1744	$path = normalise $path, $origin && $origin->path;	2038	$path = normalise $path, $origin && $origin->path;
1745		2039
		2040	cf::lock_wait "map_data:$path";#d#remove
1746	cf::lock_wait "map_find:$path";	2041	cf::lock_wait "map_find:$path";
1747		2042
1748	$cf::MAP{$path} || do {	2043	$cf::MAP{$path} || do {
		2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1749	my $guard = cf::lock_acquire "map_find:$path";	2045	my $guard2 = cf::lock_acquire "map_find:$path";
		2046
1750	my $map = new_from_path cf::map $path	2047	my $map = new_from_path cf::map $path
1751	or return;	2048	or return;
1752		2049
1753	$map->{last_save} = $cf::RUNTIME;	2050	$map->{last_save} = $cf::RUNTIME;
1754		2051
…		…
1756	or return;	2053	or return;
1757		2054
1758	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2055	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1759	# doing this can freeze the server in a sync job, obviously	2056	# doing this can freeze the server in a sync job, obviously
1760	#$cf::WAIT_FOR_TICK->wait;	2057	#$cf::WAIT_FOR_TICK->wait;
		2058	undef $guard2;
		2059	undef $guard1;
1761	$map->reset;	2060	$map->reset;
1762	undef $guard;
1763	return find $path;	2061	return find $path;
1764	}	2062	}
1765		2063
1766	$cf::MAP{$path} = $map	2064	$cf::MAP{$path} = $map
1767	}	2065	}
…		…
1776	local $self->{deny_reset} = 1; # loading can take a long time	2074	local $self->{deny_reset} = 1; # loading can take a long time
1777		2075
1778	my $path = $self->{path};	2076	my $path = $self->{path};
1779		2077
1780	{	2078	{
1781	my $guard = cf::lock_acquire "map_load:$path";	2079	my $guard = cf::lock_acquire "map_data:$path";
1782		2080
		2081	return unless $self->valid;
1783	return if $self->in_memory != cf::MAP_SWAPPED;	2082	return unless $self->in_memory == cf::MAP_SWAPPED;
1784		2083
1785	$self->in_memory (cf::MAP_LOADING);	2084	$self->in_memory (cf::MAP_LOADING);
1786		2085
1787	$self->alloc;	2086	$self->alloc;
1788		2087
1789	$self->pre_load;	2088	$self->pre_load;
1790	Coro::cede;	2089	cf::cede_to_tick;
1791		2090
		2091	my $f = new_from_file cf::object::thawer $self->{load_path};
		2092	$f->skip_block;
1792	$self->_load_objects ($self->{load_path}, 1)	2093	$self->_load_objects ($f)
1793	or return;	2094	or return;
1794		2095
1795	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2096	$self->post_load_original
1796	if delete $self->{load_original};	2097	if delete $self->{load_original};
1797		2098
1798	if (my $uniq = $self->uniq_path) {	2099	if (my $uniq = $self->uniq_path) {
1799	utf8::encode $uniq;	2100	utf8::encode $uniq;
1800	if (aio_open $uniq, O_RDONLY, 0) {	2101	unless (aio_stat $uniq) {
		2102	if (my $f = new_from_file cf::object::thawer $uniq) {
1801	$self->clear_unique_items;	2103	$self->clear_unique_items;
1802	$self->_load_objects ($uniq, 0);	2104	$self->_load_objects ($f);
		2105	$f->resolve_delayed_derefs;
		2106	}
1803	}	2107	}
1804	}	2108	}
1805		2109
1806	Coro::cede;	2110	$f->resolve_delayed_derefs;
		2111
		2112	cf::cede_to_tick;
1807	# now do the right thing for maps	2113	# now do the right thing for maps
1808	$self->link_multipart_objects;	2114	$self->link_multipart_objects;
1809	$self->difficulty ($self->estimate_difficulty)	2115	$self->difficulty ($self->estimate_difficulty)
1810	unless $self->difficulty;	2116	unless $self->difficulty;
1811	Coro::cede;	2117	cf::cede_to_tick;
1812		2118
1813	unless ($self->{deny_activate}) {	2119	unless ($self->{deny_activate}) {
1814	$self->decay_objects;	2120	$self->decay_objects;
1815	$self->fix_auto_apply;	2121	$self->fix_auto_apply;
1816	$self->update_buttons;	2122	$self->update_buttons;
1817	Coro::cede;	2123	cf::cede_to_tick;
1818	$self->set_darkness_map;	2124	$self->set_darkness_map;
1819	Coro::cede;	2125	cf::cede_to_tick;
1820	$self->activate;	2126	$self->activate;
1821	}	2127	}
1822		2128
		2129	$self->{last_save} = $cf::RUNTIME;
		2130	$self->last_access ($cf::RUNTIME);
		2131
1823	$self->in_memory (cf::MAP_IN_MEMORY);	2132	$self->in_memory (cf::MAP_ACTIVE);
1824	}	2133	}
1825		2134
1826	$self->post_load;	2135	$self->post_load;
1827	}	2136	}
1828		2137
…		…
1837		2146
1838	$self	2147	$self
1839	}	2148	}
1840		2149
1841	# find and load all maps in the 3x3 area around a map	2150	# find and load all maps in the 3x3 area around a map
1842	sub load_diag {	2151	sub load_neighbours {
1843	my ($map) = @_;	2152	my ($map) = @_;
1844		2153
1845	my @diag; # diagonal neighbours	2154	my @neigh; # diagonal neighbours
1846		2155
1847	for (0 .. 3) {	2156	for (0 .. 3) {
1848	my $neigh = $map->tile_path ($_)	2157	my $neigh = $map->tile_path ($_)
1849	or next;	2158	or next;
1850	$neigh = find $neigh, $map	2159	$neigh = find $neigh, $map
1851	or next;	2160	or next;
1852	$neigh->load;	2161	$neigh->load;
1853		2162
		2163	push @neigh,
1854	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1855	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1856	}	2166	}
1857		2167
1858	for (@diag) {	2168	for (grep defined $_->[0], @neigh) {
		2169	my ($path, $origin) = @$_;
1859	my $neigh = find @$_	2170	my $neigh = find $path, $origin
1860	or next;	2171	or next;
1861	$neigh->load;	2172	$neigh->load;
1862	}	2173	}
1863	}	2174	}
1864		2175
…		…
1869	}	2180	}
1870		2181
1871	sub do_load_sync {	2182	sub do_load_sync {
1872	my ($map) = @_;	2183	my ($map) = @_;
1873		2184
		2185	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2186	if $Coro::current == $Coro::main;
		2187
1874	cf::sync_job { $map->load };	2188	cf::sync_job { $map->load };
1875	}	2189	}
1876		2190
1877	our %MAP_PREFETCH;	2191	our %MAP_PREFETCH;
1878	our $MAP_PREFETCHER = undef;	2192	our $MAP_PREFETCHER = undef;
1879		2193
1880	sub find_async {	2194	sub find_async {
1881	my ($path, $origin) = @_;	2195	my ($path, $origin, $load) = @_;
1882		2196
1883	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
1884		2198
1885	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
1886	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1887	}	2201	}
1888		2202
1889	undef $MAP_PREFETCH{$path};	2203	$MAP_PREFETCH{$path} |= $load;
		2204
1890	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
		2206	$Coro::current->{desc} = "map prefetcher";
		2207
1891	while (%MAP_PREFETCH) {	2208	while (%MAP_PREFETCH) {
1892	for my $path (keys %MAP_PREFETCH) {	2209	while (my ($k, $v) = each %MAP_PREFETCH) {
1893	my $map = find $path	2210	if (my $map = find $k) {
1894	or next;
1895	$map->load;	2211	$map->load if $v;
		2212	}
1896		2213
1897	delete $MAP_PREFETCH{$path};	2214	delete $MAP_PREFETCH{$k};
1898	}	2215	}
1899	}	2216	}
1900	undef $MAP_PREFETCHER;	2217	undef $MAP_PREFETCHER;
1901	};	2218	};
1902	$MAP_PREFETCHER->prio (6);	2219	$MAP_PREFETCHER->prio (6);
…		…
1905	}	2222	}
1906		2223
1907	sub save {	2224	sub save {
1908	my ($self) = @_;	2225	my ($self) = @_;
1909		2226
1910	my $lock = cf::lock_acquire "map_data:" . $self->path;	2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
1911		2228
1912	$self->{last_save} = $cf::RUNTIME;	2229	$self->{last_save} = $cf::RUNTIME;
1913		2230
1914	return unless $self->dirty;	2231	return unless $self->dirty;
1915		2232
…		…
1921	return if $self->{deny_save};	2238	return if $self->{deny_save};
1922		2239
1923	local $self->{last_access} = $self->last_access;#d#	2240	local $self->{last_access} = $self->last_access;#d#
1924		2241
1925	cf::async {	2242	cf::async {
		2243	$Coro::current->{desc} = "map player save";
1926	$_->contr->save for $self->players;	2244	$_->contr->save for $self->players;
1927	};	2245	};
		2246
		2247	cf::get_slot 0.02;
1928		2248
1929	if ($uniq) {	2249	if ($uniq) {
1930	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1931	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2251	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1932	} else {	2252	} else {
…		…
1938	my ($self) = @_;	2258	my ($self) = @_;
1939		2259
1940	# save first because save cedes	2260	# save first because save cedes
1941	$self->save;	2261	$self->save;
1942		2262
1943	my $lock = cf::lock_acquire "map_data:" . $self->path;	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
1944		2264
1945	return if $self->players;	2265	return if $self->players;
1946	return if $self->in_memory != cf::MAP_IN_MEMORY;	2266	return if $self->in_memory != cf::MAP_ACTIVE;
1947	return if $self->{deny_save};	2267	return if $self->{deny_save};
1948		2268
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	$self->deactivate;
		2272	$_->clear_links_to ($self) for values %cf::MAP;
1949	$self->clear;	2273	$self->clear;
1950	$self->in_memory (cf::MAP_SWAPPED);
1951	}	2274	}
1952		2275
1953	sub reset_at {	2276	sub reset_at {
1954	my ($self) = @_;	2277	my ($self) = @_;
1955		2278
…		…
1987	if $uniq;	2310	if $uniq;
1988	}	2311	}
1989		2312
1990	delete $cf::MAP{$self->path};	2313	delete $cf::MAP{$self->path};
1991		2314
		2315	$self->deactivate;
		2316	$_->clear_links_to ($self) for values %cf::MAP;
1992	$self->clear;	2317	$self->clear;
1993
1994	$_->clear_links_to ($self) for values %cf::MAP;
1995		2318
1996	$self->unlink_save;	2319	$self->unlink_save;
1997	$self->destroy;	2320	$self->destroy;
1998	}	2321	}
1999		2322
2000	my $nuke_counter = "aaaa";	2323	my $nuke_counter = "aaaa";
2001		2324
2002	sub nuke {	2325	sub nuke {
2003	my ($self) = @_;	2326	my ($self) = @_;
2004		2327
		2328	{
		2329	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2330
2005	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
2006		2332
2007	$self->unlink_save;	2333	$self->unlink_save;
2008		2334
2009	bless $self, "cf::map";	2335	bless $self, "cf::map";
2010	delete $self->{deny_reset};	2336	delete $self->{deny_reset};
2011	$self->{deny_save} = 1;	2337	$self->{deny_save} = 1;
2012	$self->reset_timeout (1);	2338	$self->reset_timeout (1);
2013	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2339	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2014		2340
2015	$cf::MAP{$self->path} = $self;	2341	$cf::MAP{$self->path} = $self;
		2342	}
2016		2343
2017	$self->reset; # polite request, might not happen	2344	$self->reset; # polite request, might not happen
2018	}	2345	}
2019		2346
2020	=item $maps = cf::map::tmp_maps	2347	=item $maps = cf::map::tmp_maps
…		…
2062		2389
2063	sub unique_maps() {	2390	sub unique_maps() {
2064	[	2391	[
2065	map {	2392	map {
2066	utf8::decode $_;	2393	utf8::decode $_;
2067	/\.map$/	2394	s/\.map$//; # TODO future compatibility hack
		2395	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2396	? ()
2068	? normalise $_	2397	: normalise $_
2069	: ()
2070	} @{ aio_readdir $UNIQUEDIR or [] }	2398	} @{ aio_readdir $UNIQUEDIR or [] }
2071	]	2399	]
2072	}	2400	}
2073		2401
2074	package cf;
2075
2076	=back	2402	=back
2077		2403
2078	=head3 cf::object	2404	=head3 cf::object
2079		2405
2080	=cut	2406	=cut
…		…
2083		2409
2084	=over 4	2410	=over 4
2085		2411
2086	=item $ob->inv_recursive	2412	=item $ob->inv_recursive
2087		2413
2088	Returns the inventory of the object _and_ their inventories, recursively.	2414	Returns the inventory of the object I<and> their inventories, recursively,
		2415	but I<not> the object itself.
2089		2416
2090	=cut	2417	=cut
2091		2418
2092	sub inv_recursive_;	2419	sub inv_recursive_;
2093	sub inv_recursive_ {	2420	sub inv_recursive_ {
…		…
2096		2423
2097	sub inv_recursive {	2424	sub inv_recursive {
2098	inv_recursive_ inv $_[0]	2425	inv_recursive_ inv $_[0]
2099	}	2426	}
2100		2427
		2428	=item $ref = $ob->ref
		2429
		2430	Creates and returns a persistent reference to an object that can be stored as a string.
		2431
		2432	=item $ob = cf::object::deref ($refstring)
		2433
		2434	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2435	even if the object actually exists. May block.
		2436
		2437	=cut
		2438
		2439	sub deref {
		2440	my ($ref) = @_;
		2441
		2442	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2443	my ($uuid, $name) = ($1, $2);
		2444	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2445	or return;
		2446	$pl->ob->uuid eq $uuid
		2447	or return;
		2448
		2449	$pl->ob
		2450	} else {
		2451	warn "$ref: cannot resolve object reference\n";
		2452	undef
		2453	}
		2454	}
		2455
2101	package cf;	2456	package cf;
2102		2457
2103	=back	2458	=back
2104		2459
2105	=head3 cf::object::player	2460	=head3 cf::object::player
…		…
2111	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2466	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2112	can be C<undef>. Does the right thing when the player is currently in a	2467	can be C<undef>. Does the right thing when the player is currently in a
2113	dialogue with the given NPC character.	2468	dialogue with the given NPC character.
2114		2469
2115	=cut	2470	=cut
		2471
		2472	our $SAY_CHANNEL = {
		2473	id => "say",
		2474	title => "Map",
		2475	reply => "say ",
		2476	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2477	};
		2478
		2479	our $CHAT_CHANNEL = {
		2480	id => "chat",
		2481	title => "Chat",
		2482	reply => "chat ",
		2483	tooltip => "Player chat and shouts, global to the server.",
		2484	};
2116		2485
2117	# rough implementation of a future "reply" method that works	2486	# rough implementation of a future "reply" method that works
2118	# with dialog boxes.	2487	# with dialog boxes.
2119	#TODO: the first argument must go, split into a $npc->reply_to ( method	2488	#TODO: the first argument must go, split into a $npc->reply_to ( method
2120	sub cf::object::player::reply($$$;$) {	2489	sub cf::object::player::reply($$$;$) {
…		…
2127		2496
2128	} else {	2497	} else {
2129	my $pl = $self->contr;	2498	my $pl = $self->contr;
2130		2499
2131	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2500	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2132	my $diag = $pl->{npc_dialog};	2501	my $dialog = $pl->{npc_dialog};
2133	$diag->{pl}->ext_reply (	2502	$dialog->{pl}->ext_msg ($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		2503
2140	} else {	2504	} else {
2141	$msg = $npc->name . " says: $msg" if $npc;	2505	$msg = $npc->name . " says: $msg" if $npc;
2142	$self->message ($msg, $flags);	2506	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2143	}	2507	}
2144	}	2508	}
		2509	}
		2510
		2511	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2512
		2513	=cut
		2514
		2515	sub cf::object::send_msg {
		2516	my $pl = shift->contr
		2517	or return;
		2518	$pl->send_msg (@_);
2145	}	2519	}
2146		2520
2147	=item $player_object->may ("access")	2521	=item $player_object->may ("access")
2148		2522
2149	Returns wether the given player is authorized to access resource "access"	2523	Returns wether the given player is authorized to access resource "access"
…		…
2228	# use -1 or undef as default coordinates, not 0, 0	2602	# use -1 or undef as default coordinates, not 0, 0
2229	($x, $y) = ($map->enter_x, $map->enter_y)	2603	($x, $y) = ($map->enter_x, $map->enter_y)
2230	if $x <=0 && $y <= 0;	2604	if $x <=0 && $y <= 0;
2231		2605
2232	$map->load;	2606	$map->load;
2233	$map->load_diag;	2607	$map->load_neighbours;
2234		2608
2235	return unless $self->contr->active;	2609	return unless $self->contr->active;
2236	$self->activate_recursive;	2610	$self->activate_recursive;
2237		2611
2238	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2612	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2239	$self->enter_map ($map, $x, $y);	2613	$self->enter_map ($map, $x, $y);
2240	}	2614	}
2241		2615
2242	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2616	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2243		2617
2244	Moves the player to the given map-path and coordinates by first freezing	2618	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	2619	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	2620	that has to return the map if sucecssful, and then unfreezes the player on
2247	the new (success) or old (failed) map position.	2621	the new (success) or old (failed) map position. In either case, $done will
		2622	be called at the end of this process.
		2623
		2624	Note that $check will be called with a potentially non-loaded map, so if
		2625	it needs a loaded map it has to call C<< ->load >>.
2248		2626
2249	=cut	2627	=cut
2250		2628
2251	our $GOTOGEN;	2629	our $GOTOGEN;
2252		2630
2253	sub cf::object::player::goto {	2631	sub cf::object::player::goto {
2254	my ($self, $path, $x, $y, $check) = @_;	2632	my ($self, $path, $x, $y, $check, $done) = @_;
2255		2633
2256	# do generation counting so two concurrent goto's will be executed in-order	2634	# do generation counting so two concurrent goto's will be executed in-order
2257	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2635	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2258		2636
2259	$self->enter_link;	2637	$self->enter_link;
2260		2638
2261	(async {	2639	(async {
		2640	$Coro::current->{desc} = "player::goto $path $x $y";
		2641
		2642	# *tag paths override both path and x|y
		2643	if ($path =~ /^\*(.*)$/) {
		2644	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2645	my $ob = $obs[rand @obs];
		2646
		2647	# see if we actually can go there
		2648	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2649	$ob = $obs[rand @obs];
		2650	} else {
		2651	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2652	}
		2653	# else put us there anyways for now #d#
		2654
		2655	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2656	} else {
		2657	($path, $x, $y) = (undef, undef, undef);
		2658	}
		2659	}
		2660
2262	my $map = eval {	2661	my $map = eval {
2263	my $map = cf::map::find $path;	2662	my $map = defined $path ? cf::map::find $path : undef;
2264		2663
2265	if ($map) {	2664	if ($map) {
2266	$map = $map->customise_for ($self);	2665	$map = $map->customise_for ($self);
2267	$map = $check->($map) if $check && $map;	2666	$map = $check->($map) if $check && $map;
2268	} else {	2667	} else {
2269	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2668	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2270	}	2669	}
2271		2670
2272	$map	2671	$map
2273	};	2672	};
2274		2673
…		…
2279		2678
2280	if ($gen == $self->{_goto_generation}) {	2679	if ($gen == $self->{_goto_generation}) {
2281	delete $self->{_goto_generation};	2680	delete $self->{_goto_generation};
2282	$self->leave_link ($map, $x, $y);	2681	$self->leave_link ($map, $x, $y);
2283	}	2682	}
		2683
		2684	$done->() if $done;
2284	})->prio (1);	2685	})->prio (1);
2285	}	2686	}
2286		2687
2287	=item $player_object->enter_exit ($exit_object)	2688	=item $player_object->enter_exit ($exit_object)
2288		2689
…		…
2308	}	2709	}
2309		2710
2310	sub prepare_random_map {	2711	sub prepare_random_map {
2311	my ($exit) = @_;	2712	my ($exit) = @_;
2312		2713
2313	my $guard = cf::lock_acquire "exit_prepare:$exit";
2314
2315	# all this does is basically replace the /! path by	2714	# all this does is basically replace the /! path by
2316	# a new random map path (?random/...) with a seed	2715	# a new random map path (?random/...) with a seed
2317	# that depends on the exit object	2716	# that depends on the exit object
2318		2717
2319	my $rmp = parse_random_map_params $exit->msg;	2718	my $rmp = parse_random_map_params $exit->msg;
…		…
2321	if ($exit->map) {	2720	if ($exit->map) {
2322	$rmp->{region} = $exit->region->name;	2721	$rmp->{region} = $exit->region->name;
2323	$rmp->{origin_map} = $exit->map->path;	2722	$rmp->{origin_map} = $exit->map->path;
2324	$rmp->{origin_x} = $exit->x;	2723	$rmp->{origin_x} = $exit->x;
2325	$rmp->{origin_y} = $exit->y;	2724	$rmp->{origin_y} = $exit->y;
		2725
		2726	$exit->map->touch;
2326	}	2727	}
2327		2728
2328	$rmp->{random_seed} ||= $exit->random_seed;	2729	$rmp->{random_seed} ||= $exit->random_seed;
2329		2730
2330	my $data = cf::to_json $rmp;	2731	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2331	my $md5 = Digest::MD5::md5_hex $data;	2732	my $md5 = Digest::MD5::md5_hex $data;
2332	my $meta = "$RANDOMDIR/$md5.meta";	2733	my $meta = "$RANDOMDIR/$md5.meta";
2333		2734
2334	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2735	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2335	aio_write $fh, 0, (length $data), $data, 0;	2736	aio_write $fh, 0, (length $data), $data, 0;
2336	undef $fh;	2737	undef $fh;
2337	aio_rename "$meta~", $meta;	2738	aio_rename "$meta~", $meta;
2338		2739
		2740	my $slaying = "?random/$md5";
		2741
		2742	if ($exit->valid) {
2339	$exit->slaying ("?random/$md5");	2743	$exit->slaying ("?random/$md5");
2340	$exit->msg (undef);	2744	$exit->msg (undef);
		2745	}
2341	}	2746	}
2342	}	2747	}
2343		2748
2344	sub cf::object::player::enter_exit {	2749	sub cf::object::player::enter_exit {
2345	my ($self, $exit) = @_;	2750	my ($self, $exit) = @_;
2346		2751
2347	return unless $self->type == cf::PLAYER;	2752	return unless $self->type == cf::PLAYER;
2348		2753
2349	if ($exit->slaying eq "/!") {
2350	#TODO: this should de-fi-ni-te-ly not be a sync-job
2351	# the problem is that $exit might not survive long enough
2352	# so it needs to be done right now, right here
2353	cf::sync_job { prepare_random_map $exit };
2354	}
2355
2356	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2357	my $hp = $exit->stats->hp;
2358	my $sp = $exit->stats->sp;
2359
2360	$self->enter_link;	2754	$self->enter_link;
2361		2755
2362	# if exit is damned, update players death & WoR home-position
2363	$self->contr->savebed ($slaying, $hp, $sp)
2364	if $exit->flag (FLAG_DAMNED);
2365
2366	(async {	2756	(async {
2367	$self->deactivate_recursive; # just to be sure	2757	$Coro::current->{desc} = "enter_exit";
		2758
2368	unless (eval {	2759	unless (eval {
		2760	$self->deactivate_recursive; # just to be sure
		2761
		2762	# random map handling
		2763	{
		2764	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2765
		2766	prepare_random_map $exit
		2767	if $exit->slaying eq "/!";
		2768	}
		2769
		2770	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2771	my $x = $exit->stats->hp;
		2772	my $y = $exit->stats->sp;
		2773
2369	$self->goto ($slaying, $hp, $sp);	2774	$self->goto ($map, $x, $y);
2370		2775
		2776	# if exit is damned, update players death & WoR home-position
		2777	$self->contr->savebed ($map, $x, $y)
		2778	if $exit->flag (cf::FLAG_DAMNED);
		2779
2371	1;	2780	1
2372	}) {	2781	}) {
2373	$self->message ("Something went wrong deep within the crossfire server. "	2782	$self->message ("Something went wrong deep within the crossfire server. "
2374	. "I'll try to bring you back to the map you were before. "	2783	. "I'll try to bring you back to the map you were before. "
2375	. "Please report this to the dungeon master!",	2784	. "Please report this to the dungeon master!",
2376	cf::NDI_UNIQUE | cf::NDI_RED);	2785	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2397		2806
2398	utf8::encode $text;	2807	utf8::encode $text;
2399	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2808	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2400	}	2809	}
2401		2810
2402	=item $client->send_msg ($color, $type, $msg, [extra...])	2811	=item $client->send_msg ($channel, $msg, $color, [extra...])
2403		2812
2404	Send a drawinfo or msg packet to the client, formatting the msg for the	2813	Send a drawinfo or msg packet to the client, formatting the msg for the
2405	client if neccessary. C<$type> should be a string identifying the type of	2814	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	2815	the message, with C<log> being the default. If C<$color> is negative, suppress
2407	the message unless the client supports the msg packet.	2816	the message unless the client supports the msg packet.
2408		2817
2409	=cut	2818	=cut
2410		2819
		2820	# non-persistent channels (usually the info channel)
		2821	our %CHANNEL = (
		2822	"c/identify" => {
		2823	id => "infobox",
		2824	title => "Identify",
		2825	reply => undef,
		2826	tooltip => "Items recently identified",
		2827	},
		2828	"c/examine" => {
		2829	id => "infobox",
		2830	title => "Examine",
		2831	reply => undef,
		2832	tooltip => "Signs and other items you examined",
		2833	},
		2834	"c/book" => {
		2835	id => "infobox",
		2836	title => "Book",
		2837	reply => undef,
		2838	tooltip => "The contents of a note or book",
		2839	},
		2840	"c/lookat" => {
		2841	id => "infobox",
		2842	title => "Look",
		2843	reply => undef,
		2844	tooltip => "What you saw there",
		2845	},
		2846	"c/who" => {
		2847	id => "infobox",
		2848	title => "Players",
		2849	reply => undef,
		2850	tooltip => "Shows players who are currently online",
		2851	},
		2852	"c/body" => {
		2853	id => "infobox",
		2854	title => "Body Parts",
		2855	reply => undef,
		2856	tooltip => "Shows which body parts you posess and are available",
		2857	},
		2858	"c/uptime" => {
		2859	id => "infobox",
		2860	title => "Uptime",
		2861	reply => undef,
		2862	tooltip => "How long the server has been running since last restart",
		2863	},
		2864	"c/mapinfo" => {
		2865	id => "infobox",
		2866	title => "Map Info",
		2867	reply => undef,
		2868	tooltip => "Information related to the maps",
		2869	},
		2870	"c/party" => {
		2871	id => "party",
		2872	title => "Party",
		2873	reply => "gsay ",
		2874	tooltip => "Messages and chat related to your party",
		2875	},
		2876	);
		2877
2411	sub cf::client::send_msg {	2878	sub cf::client::send_msg {
2412	my ($self, $color, $type, $msg, @extra) = @_;	2879	my ($self, $channel, $msg, $color, @extra) = @_;
2413		2880
2414	$msg = $self->pl->expand_cfpod ($msg);	2881	$msg = $self->pl->expand_cfpod ($msg);
2415		2882
		2883	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2884
		2885	# check predefined channels, for the benefit of C
		2886	if ($CHANNEL{$channel}) {
		2887	$channel = $CHANNEL{$channel};
		2888
		2889	$self->ext_msg (channel_info => $channel)
		2890	if $self->can_msg;
		2891
		2892	$channel = $channel->{id};
		2893
		2894	} elsif (ref $channel) {
		2895	# send meta info to client, if not yet sent
		2896	unless (exists $self->{channel}{$channel->{id}}) {
		2897	$self->{channel}{$channel->{id}} = $channel;
		2898	$self->ext_msg (channel_info => $channel)
		2899	if $self->can_msg;
		2900	}
		2901
		2902	$channel = $channel->{id};
		2903	}
		2904
2416	return unless @extra || length $msg;	2905	return unless @extra || length $msg;
2417		2906
2418	if ($self->can_msg) {	2907	if ($self->can_msg) {
		2908	# default colour, mask it out
		2909	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2910	if $color & cf::NDI_DEF;
		2911
2419	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2912	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2913	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2420	} else {	2914	} else {
2421	# replace some tags by gcfclient-compatible ones
2422	for ($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 ($color >= 0) {	2915	if ($color >= 0) {
		2916	# replace some tags by gcfclient-compatible ones
		2917	for ($msg) {
		2918	1 while
		2919	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2920	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2921	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2922	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2923	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2924	}
		2925
		2926	$color &= cf::NDI_COLOR_MASK;
		2927
		2928	utf8::encode $msg;
		2929
2432	if (0 && $msg =~ /\[/) {	2930	if (0 && $msg =~ /\[/) {
		2931	# COMMAND/INFO
2433	$self->send_packet ("drawextinfo $color 4 0 $msg")	2932	$self->send_packet ("drawextinfo $color 10 8 $msg")
2434	} else {	2933	} else {
2435	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2934	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2436	$self->send_packet ("drawinfo $color $msg")	2935	$self->send_packet ("drawinfo $color $msg")
2437	}	2936	}
2438	}	2937	}
2439	}	2938	}
2440	}	2939	}
2441		2940
2442	=item $client->ext_event ($type, %msg)	2941	=item $client->ext_msg ($type, @msg)
2443		2942
2444	Sends an ext event to the client.	2943	Sends an ext event to the client.
2445		2944
2446	=cut	2945	=cut
2447		2946
2448	sub cf::client::ext_event($$%) {	2947	sub cf::client::ext_msg($$@) {
2449	my ($self, $type, %msg) = @_;	2948	my ($self, $type, @msg) = @_;
2450		2949
		2950	if ($self->extcmd == 2) {
		2951	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2952	} elsif ($self->extcmd == 1) { # TODO: remove
2451	$msg{msgtype} = "event_$type";	2953	push @msg, msgtype => "event_$type";
2452	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2954	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2955	}
		2956	}
		2957
		2958	=item $client->ext_reply ($msgid, @msg)
		2959
		2960	Sends an ext reply to the client.
		2961
		2962	=cut
		2963
		2964	sub cf::client::ext_reply($$@) {
		2965	my ($self, $id, @msg) = @_;
		2966
		2967	if ($self->extcmd == 2) {
		2968	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2969	} elsif ($self->extcmd == 1) {
		2970	#TODO: version 1, remove
		2971	unshift @msg, msgtype => "reply", msgid => $id;
		2972	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2973	}
2453	}	2974	}
2454		2975
2455	=item $success = $client->query ($flags, "text", \&cb)	2976	=item $success = $client->query ($flags, "text", \&cb)
2456		2977
2457	Queues a query to the client, calling the given callback with	2978	Queues a query to the client, calling the given callback with
…		…
2512	my ($ns, $buf) = @_;	3033	my ($ns, $buf) = @_;
2513		3034
2514	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3035	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2515		3036
2516	if (ref $msg) {	3037	if (ref $msg) {
		3038	my ($type, $reply, @payload) =
		3039	"ARRAY" eq ref $msg
		3040	? @$msg
		3041	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3042
		3043	my @reply;
		3044
2517	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3045	if (my $cb = $EXTICMD{$type}) {
2518	if (my %reply = $cb->($ns, $msg)) {	3046	@reply = $cb->($ns, @payload);
2519	$reply{msgid} = $msg->{msgid};
2520	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2521	}
2522	}	3047	}
		3048
		3049	$ns->ext_reply ($reply, @reply)
		3050	if $reply;
		3051
2523	} else {	3052	} else {
2524	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3053	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2525	}	3054	}
2526		3055
2527	cf::override;	3056	cf::override;
…		…
2574	our $safe = new Safe "safe";	3103	our $safe = new Safe "safe";
2575	our $safe_hole = new Safe::Hole;	3104	our $safe_hole = new Safe::Hole;
2576		3105
2577	$SIG{FPE} = 'IGNORE';	3106	$SIG{FPE} = 'IGNORE';
2578		3107
2579	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3108	$safe->permit_only (Opcode::opset qw(
		3109	:base_core :base_mem :base_orig :base_math
		3110	grepstart grepwhile mapstart mapwhile
		3111	sort time
		3112	));
2580		3113
2581	# here we export the classes and methods available to script code	3114	# here we export the classes and methods available to script code
2582		3115
2583	=pod	3116	=pod
2584		3117
2585	The following functions and methods are available within a safe environment:	3118	The following functions and methods are available within a safe environment:
2586		3119
2587	cf::object contr pay_amount pay_player map	3120	cf::object
		3121	contr pay_amount pay_player map x y force_find force_add destroy
		3122	insert remove name archname title slaying race decrease split
		3123
2588	cf::object::player player	3124	cf::object::player
2589	cf::player peaceful	3125	player
2590	cf::map trigger	3126
		3127	cf::player
		3128	peaceful
		3129
		3130	cf::map
		3131	trigger
2591		3132
2592	=cut	3133	=cut
2593		3134
2594	for (	3135	for (
2595	["cf::object" => qw(contr pay_amount pay_player map)],	3136	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3137	insert remove inv nrof name archname title slaying race
		3138	decrease split destroy change_exp)],
2596	["cf::object::player" => qw(player)],	3139	["cf::object::player" => qw(player)],
2597	["cf::player" => qw(peaceful)],	3140	["cf::player" => qw(peaceful)],
2598	["cf::map" => qw(trigger)],	3141	["cf::map" => qw(trigger)],
2599	) {	3142	) {
2600	no strict 'refs';	3143	no strict 'refs';
…		…
2676	# the server's init and main functions	3219	# the server's init and main functions
2677		3220
2678	sub load_facedata($) {	3221	sub load_facedata($) {
2679	my ($path) = @_;	3222	my ($path) = @_;
2680		3223
		3224	# HACK to clear player env face cache, we need some signal framework
		3225	# for this (global event?)
		3226	%ext::player_env::MUSIC_FACE_CACHE = ();
		3227
		3228	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3229
2681	warn "loading facedata from $path\n";	3230	warn "loading facedata from $path\n";
2682		3231
2683	my $facedata;	3232	my $facedata;
2684	0 < aio_load $path, $facedata	3233	0 < aio_load $path, $facedata
2685	or die "$path: $!";	3234	or die "$path: $!";
…		…
2687	$facedata = Coro::Storable::thaw $facedata;	3236	$facedata = Coro::Storable::thaw $facedata;
2688		3237
2689	$facedata->{version} == 2	3238	$facedata->{version} == 2
2690	or cf::cleanup "$path: version mismatch, cannot proceed.";	3239	or cf::cleanup "$path: version mismatch, cannot proceed.";
2691		3240
		3241	# patch in the exptable
		3242	$facedata->{resource}{"res/exp_table"} = {
		3243	type => FT_RSRC,
		3244	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3245	};
		3246	cf::cede_to_tick;
		3247
2692	{	3248	{
2693	my $faces = $facedata->{faceinfo};	3249	my $faces = $facedata->{faceinfo};
2694		3250
2695	while (my ($face, $info) = each %$faces) {	3251	while (my ($face, $info) = each %$faces) {
2696	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3252	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3253
2697	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3254	cf::face::set_visibility $idx, $info->{visibility};
		3255	cf::face::set_magicmap $idx, $info->{magicmap};
2698	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3256	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2699	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3257	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2700	Coro::cede;	3258
		3259	cf::cede_to_tick;
2701	}	3260	}
2702		3261
2703	while (my ($face, $info) = each %$faces) {	3262	while (my ($face, $info) = each %$faces) {
2704	next unless $info->{smooth};	3263	next unless $info->{smooth};
		3264
2705	my $idx = cf::face::find $face	3265	my $idx = cf::face::find $face
2706	or next;	3266	or next;
		3267
2707	if (my $smooth = cf::face::find $info->{smooth}) {	3268	if (my $smooth = cf::face::find $info->{smooth}) {
		3269	cf::face::set_smooth $idx, $smooth;
2708	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3270	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2709	} else {	3271	} else {
2710	warn "smooth face '$info->{smooth}' not found for face '$face'";	3272	warn "smooth face '$info->{smooth}' not found for face '$face'";
2711	}	3273	}
2712	Coro::cede;	3274
		3275	cf::cede_to_tick;
2713	}	3276	}
2714	}	3277	}
2715		3278
2716	{	3279	{
2717	my $anims = $facedata->{animinfo};	3280	my $anims = $facedata->{animinfo};
2718		3281
2719	while (my ($anim, $info) = each %$anims) {	3282	while (my ($anim, $info) = each %$anims) {
2720	cf::anim::set $anim, $info->{frames}, $info->{facings};	3283	cf::anim::set $anim, $info->{frames}, $info->{facings};
2721	Coro::cede;	3284	cf::cede_to_tick;
2722	}	3285	}
2723		3286
2724	cf::anim::invalidate_all; # d'oh	3287	cf::anim::invalidate_all; # d'oh
2725	}	3288	}
2726		3289
		3290	{
		3291	# TODO: for gcfclient pleasure, we should give resources
		3292	# that gcfclient doesn't grok a >10000 face index.
		3293	my $res = $facedata->{resource};
		3294
		3295	while (my ($name, $info) = each %$res) {
		3296	if (defined $info->{type}) {
		3297	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3298	my $data;
		3299
		3300	if ($info->{type} & 1) {
		3301	# prepend meta info
		3302
		3303	my $meta = $enc->encode ({
		3304	name => $name,
		3305	%{ $info->{meta} || {} },
		3306	});
		3307
		3308	$data = pack "(w/a*)*", $meta, $info->{data};
		3309	} else {
		3310	$data = $info->{data};
		3311	}
		3312
		3313	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3314	cf::face::set_type $idx, $info->{type};
		3315	} else {
		3316	$RESOURCE{$name} = $info;
		3317	}
		3318
		3319	cf::cede_to_tick;
		3320	}
		3321	}
		3322
		3323	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3324
2727	1	3325	1
2728	}	3326	}
2729		3327
		3328	cf::global->attach (on_resource_update => sub {
		3329	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3330	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3331
		3332	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3333	my $sound = $soundconf->{compat}[$_]
		3334	or next;
		3335
		3336	my $face = cf::face::find "sound/$sound->[1]";
		3337	cf::sound::set $sound->[0] => $face;
		3338	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3339	}
		3340
		3341	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3342	my $face = cf::face::find "sound/$v";
		3343	cf::sound::set $k => $face;
		3344	}
		3345	}
		3346	});
		3347
		3348	register_exticmd fx_want => sub {
		3349	my ($ns, $want) = @_;
		3350
		3351	while (my ($k, $v) = each %$want) {
		3352	$ns->fx_want ($k, $v);
		3353	}
		3354	};
		3355
		3356	sub load_resource_file($) {
		3357	my $guard = lock_acquire "load_resource_file";
		3358
		3359	my $status = load_resource_file_ $_[0];
		3360	get_slot 0.1, 100;
		3361	cf::arch::commit_load;
		3362
		3363	$status
		3364	}
		3365
2730	sub reload_regions {	3366	sub reload_regions {
		3367	# HACK to clear player env face cache, we need some signal framework
		3368	# for this (global event?)
		3369	%ext::player_env::MUSIC_FACE_CACHE = ();
		3370
2731	load_resource_file "$MAPDIR/regions"	3371	load_resource_file "$MAPDIR/regions"
2732	or die "unable to load regions file\n";	3372	or die "unable to load regions file\n";
		3373
		3374	for (cf::region::list) {
		3375	$_->{match} = qr/$_->{match}/
		3376	if exists $_->{match};
		3377	}
2733	}	3378	}
2734		3379
2735	sub reload_facedata {	3380	sub reload_facedata {
2736	load_facedata "$DATADIR/facedata"	3381	load_facedata "$DATADIR/facedata"
2737	or die "unable to load facedata\n";	3382	or die "unable to load facedata\n";
2738	}	3383	}
2739		3384
2740	sub reload_archetypes {	3385	sub reload_archetypes {
2741	load_resource_file "$DATADIR/archetypes"	3386	load_resource_file "$DATADIR/archetypes"
2742	or die "unable to load archetypes\n";	3387	or die "unable to load archetypes\n";
2743	#d# NEED to laod twice to resolve forward references
2744	# this really needs to be done in an extra post-pass
2745	# (which needs to be synchronous, so solve it differently)
2746	load_resource_file "$DATADIR/archetypes"
2747	or die "unable to load archetypes\n";
2748	}	3388	}
2749		3389
2750	sub reload_treasures {	3390	sub reload_treasures {
2751	load_resource_file "$DATADIR/treasures"	3391	load_resource_file "$DATADIR/treasures"
2752	or die "unable to load treasurelists\n";	3392	or die "unable to load treasurelists\n";
2753	}	3393	}
2754		3394
2755	sub reload_resources {	3395	sub reload_resources {
2756	warn "reloading resource files...\n";	3396	warn "reloading resource files...\n";
2757		3397
		3398	reload_facedata;
		3399	reload_archetypes;
2758	reload_regions;	3400	reload_regions;
2759	reload_facedata;
2760	#reload_archetypes;#d#
2761	reload_archetypes;
2762	reload_treasures;	3401	reload_treasures;
2763		3402
2764	warn "finished reloading resource files\n";	3403	warn "finished reloading resource files\n";
2765	}	3404	}
2766		3405
2767	sub init {	3406	sub init {
		3407	my $guard = freeze_mainloop;
		3408
		3409	evthread_start IO::AIO::poll_fileno;
		3410
2768	reload_resources;	3411	reload_resources;
2769	}	3412	}
2770		3413
2771	sub cfg_load {	3414	sub reload_config {
2772	open my $fh, "<:utf8", "$CONFDIR/config"	3415	open my $fh, "<:utf8", "$CONFDIR/config"
2773	or return;	3416	or return;
2774		3417
2775	local $/;	3418	local $/;
2776	*CFG = YAML::Syck::Load <$fh>;	3419	*CFG = YAML::Load <$fh>;
2777		3420
2778	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3421	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2779		3422
2780	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3423	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2781	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3424	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2792	sub main {	3435	sub main {
2793	# we must not ever block the main coroutine	3436	# we must not ever block the main coroutine
2794	local $Coro::idle = sub {	3437	local $Coro::idle = sub {
2795	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3438	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2796	(async {	3439	(async {
2797	Event::one_event;	3440	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3441	EV::loop EV::LOOP_ONESHOT;
2798	})->prio (Coro::PRIO_MAX);	3442	})->prio (Coro::PRIO_MAX);
2799	};	3443	};
2800		3444
2801	cfg_load;	3445	{
		3446	my $guard = freeze_mainloop;
		3447	reload_config;
2802	db_init;	3448	db_init;
2803	load_extensions;	3449	load_extensions;
2804		3450
2805	$TICK_WATCHER->start;	3451	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3452	}
		3453
2806	Event::loop;	3454	EV::loop;
2807	}	3455	}
2808		3456
2809	#############################################################################	3457	#############################################################################
2810	# initialisation and cleanup	3458	# initialisation and cleanup
2811		3459
2812	# install some emergency cleanup handlers	3460	# install some emergency cleanup handlers
2813	BEGIN {	3461	BEGIN {
		3462	our %SIGWATCHER = ();
2814	for my $signal (qw(INT HUP TERM)) {	3463	for my $signal (qw(INT HUP TERM)) {
2815	Event->signal (	3464	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2816	reentrant => 0,
2817	data => WF_AUTOCANCEL,
2818	signal => $signal,
2819	prio => 0,
2820	cb => sub {
2821	cf::cleanup "SIG$signal";	3465	cf::cleanup "SIG$signal";
2822	},
2823	);	3466	};
2824	}	3467	}
2825	}	3468	}
2826		3469
2827	sub write_runtime {	3470	sub write_runtime_sync {
2828	my $runtime = "$LOCALDIR/runtime";	3471	my $runtime = "$LOCALDIR/runtime";
2829		3472
2830	# first touch the runtime file to show we are still running:	3473	# first touch the runtime file to show we are still running:
2831	# the fsync below can take a very very long time.	3474	# the fsync below can take a very very long time.
2832		3475
…		…
2858	and return;	3501	and return;
2859		3502
2860	warn "runtime file written.\n";	3503	warn "runtime file written.\n";
2861		3504
2862	1	3505	1
		3506	}
		3507
		3508	our $uuid_lock;
		3509	our $uuid_skip;
		3510
		3511	sub write_uuid_sync($) {
		3512	$uuid_skip ||= $_[0];
		3513
		3514	return if $uuid_lock;
		3515	local $uuid_lock = 1;
		3516
		3517	my $uuid = "$LOCALDIR/uuid";
		3518
		3519	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3520	or return;
		3521
		3522	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3523	$uuid_skip = 0;
		3524
		3525	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3526	and return;
		3527
		3528	# always fsync - this file is important
		3529	aio_fsync $fh
		3530	and return;
		3531
		3532	close $fh
		3533	or return;
		3534
		3535	aio_rename "$uuid~", $uuid
		3536	and return;
		3537
		3538	warn "uuid file written ($value).\n";
		3539
		3540	1
		3541
		3542	}
		3543
		3544	sub write_uuid($$) {
		3545	my ($skip, $sync) = @_;
		3546
		3547	$sync ? write_uuid_sync $skip
		3548	: async { write_uuid_sync $skip };
2863	}	3549	}
2864		3550
2865	sub emergency_save() {	3551	sub emergency_save() {
2866	my $freeze_guard = cf::freeze_mainloop;	3552	my $freeze_guard = cf::freeze_mainloop;
2867		3553
…		…
2873	# and maps saved/destroyed asynchronously.	3559	# and maps saved/destroyed asynchronously.
2874	warn "begin emergency player save\n";	3560	warn "begin emergency player save\n";
2875	for my $login (keys %cf::PLAYER) {	3561	for my $login (keys %cf::PLAYER) {
2876	my $pl = $cf::PLAYER{$login} or next;	3562	my $pl = $cf::PLAYER{$login} or next;
2877	$pl->valid or next;	3563	$pl->valid or next;
		3564	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2878	$pl->save;	3565	$pl->save;
2879	}	3566	}
2880	warn "end emergency player save\n";	3567	warn "end emergency player save\n";
2881		3568
2882	warn "begin emergency map save\n";	3569	warn "begin emergency map save\n";
…		…
2888	warn "end emergency map save\n";	3575	warn "end emergency map save\n";
2889		3576
2890	warn "begin emergency database checkpoint\n";	3577	warn "begin emergency database checkpoint\n";
2891	BDB::db_env_txn_checkpoint $DB_ENV;	3578	BDB::db_env_txn_checkpoint $DB_ENV;
2892	warn "end emergency database checkpoint\n";	3579	warn "end emergency database checkpoint\n";
		3580
		3581	warn "begin write uuid\n";
		3582	write_uuid_sync 1;
		3583	warn "end write uuid\n";
2893	};	3584	};
2894		3585
2895	warn "leave emergency perl save\n";	3586	warn "leave emergency perl save\n";
2896	}	3587	}
2897		3588
…		…
2899	my ($make_core) = @_;	3590	my ($make_core) = @_;
2900		3591
2901	warn Carp::longmess "post_cleanup backtrace"	3592	warn Carp::longmess "post_cleanup backtrace"
2902	if $make_core;	3593	if $make_core;
2903	}	3594	}
		3595
		3596	# a safer delete_package, copied from Symbol
		3597	sub clear_package($) {
		3598	my $pkg = shift;
		3599
		3600	# expand to full symbol table name if needed
		3601	unless ($pkg =~ /^main::.*::$/) {
		3602	$pkg = "main$pkg" if $pkg =~ /^::/;
		3603	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3604	$pkg .= '::' unless $pkg =~ /::$/;
		3605	}
		3606
		3607	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3608	my $stem_symtab = *{$stem}{HASH};
		3609
		3610	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3611	or return;
		3612
		3613	# clear all symbols
		3614	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3615	for my $name (keys %$leaf_symtab) {
		3616	_gv_clear *{"$pkg$name"};
		3617	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3618	}
		3619	warn "cleared package #$pkg\n";#d#
		3620	}
		3621
		3622	our $RELOAD; # how many times to reload
2904		3623
2905	sub do_reload_perl() {	3624	sub do_reload_perl() {
2906	# can/must only be called in main	3625	# can/must only be called in main
2907	if ($Coro::current != $Coro::main) {	3626	if ($Coro::current != $Coro::main) {
2908	warn "can only reload from main coroutine";	3627	warn "can only reload from main coroutine";
2909	return;	3628	return;
2910	}	3629	}
2911		3630
		3631	return if $RELOAD++;
		3632
		3633	while ($RELOAD) {
2912	warn "reloading...";	3634	warn "reloading...";
2913		3635
2914	warn "entering sync_job";	3636	warn "entering sync_job";
2915		3637
2916	cf::sync_job {	3638	cf::sync_job {
2917	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
2918	cf::emergency_save;	3640	cf::emergency_save;
2919	cf::write_runtime; # external watchdog should not bark	3641	cf::write_runtime_sync; # external watchdog should not bark
2920		3642
2921	warn "syncing database to disk";	3643	warn "syncing database to disk";
2922	BDB::db_env_txn_checkpoint $DB_ENV;	3644	BDB::db_env_txn_checkpoint $DB_ENV;
2923		3645
2924	# if anything goes wrong in here, we should simply crash as we already saved	3646	# if anything goes wrong in here, we should simply crash as we already saved
2925		3647
2926	warn "cancelling all WF_AUTOCANCEL watchers";
2927	for (Event::all_watchers) {
2928	$_->cancel if $_->data & WF_AUTOCANCEL;
2929	}
2930
2931	warn "flushing outstanding aio requests";	3648	warn "flushing outstanding aio requests";
2932	for (;;) {
2933	BDB::flush;
2934	IO::AIO::flush;
2935	Coro::cede;
2936	last unless IO::AIO::nreqs || BDB::nreqs;	3649	while (IO::AIO::nreqs || BDB::nreqs) {
2937	warn "iterate...";	3650	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2938	}
2939
2940	++$RELOAD;
2941
2942	warn "cancelling all extension coros";
2943	$_->cancel for values %EXT_CORO;
2944	%EXT_CORO = ();
2945
2946	warn "removing commands";
2947	%COMMAND = ();
2948
2949	warn "removing ext/exti commands";
2950	%EXTCMD = ();
2951	%EXTICMD = ();
2952
2953	warn "unloading/nuking all extensions";
2954	for my $pkg (@EXTS) {
2955	warn "... unloading $pkg";
2956
2957	if (my $cb = $pkg->can ("unload")) {
2958	eval {
2959	$cb->($pkg);
2960	1
2961	} or warn "$pkg unloaded, but with errors: $@";
2962	}	3651	}
2963		3652
2964	warn "... nuking $pkg";	3653	warn "cancelling all extension coros";
2965	Symbol::delete_package $pkg;	3654	$_->cancel for values %EXT_CORO;
2966	}	3655	%EXT_CORO = ();
2967		3656
2968	warn "unloading all perl modules loaded from $LIBDIR";	3657	warn "removing commands";
2969	while (my ($k, $v) = each %INC) {	3658	%COMMAND = ();
2970	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2971		3659
		3660	warn "removing ext/exti commands";
		3661	%EXTCMD = ();
		3662	%EXTICMD = ();
		3663
		3664	warn "unloading/nuking all extensions";
		3665	for my $pkg (@EXTS) {
2972	warn "... unloading $k";	3666	warn "... unloading $pkg";
2973	delete $INC{$k};
2974		3667
2975	$k =~ s/\.pm$//;
2976	$k =~ s/\//::/g;
2977
2978	if (my $cb = $k->can ("unload_module")) {	3668	if (my $cb = $pkg->can ("unload")) {
		3669	eval {
2979	$cb->();	3670	$cb->($pkg);
		3671	1
		3672	} or warn "$pkg unloaded, but with errors: $@";
		3673	}
		3674
		3675	warn "... clearing $pkg";
		3676	clear_package $pkg;
2980	}	3677	}
2981		3678
2982	Symbol::delete_package $k;	3679	warn "unloading all perl modules loaded from $LIBDIR";
		3680	while (my ($k, $v) = each %INC) {
		3681	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3682
		3683	warn "... unloading $k";
		3684	delete $INC{$k};
		3685
		3686	$k =~ s/\.pm$//;
		3687	$k =~ s/\//::/g;
		3688
		3689	if (my $cb = $k->can ("unload_module")) {
		3690	$cb->();
		3691	}
		3692
		3693	clear_package $k;
2983	}	3694	}
2984		3695
2985	warn "getting rid of safe::, as good as possible";	3696	warn "getting rid of safe::, as good as possible";
2986	Symbol::delete_package "safe::$_"	3697	clear_package "safe::$_"
2987	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3698	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2988		3699
2989	warn "unloading cf.pm \"a bit\"";	3700	warn "unloading cf.pm \"a bit\"";
2990	delete $INC{"cf.pm"};	3701	delete $INC{"cf.pm"};
2991	delete $INC{"cf/pod.pm"};	3702	delete $INC{"cf/pod.pm"};
2992		3703
2993	# don't, removes xs symbols, too,	3704	# don't, removes xs symbols, too,
2994	# and global variables created in xs	3705	# and global variables created in xs
2995	#Symbol::delete_package __PACKAGE__;	3706	#clear_package __PACKAGE__;
2996		3707
2997	warn "unload completed, starting to reload now";	3708	warn "unload completed, starting to reload now";
2998		3709
2999	warn "reloading cf.pm";	3710	warn "reloading cf.pm";
3000	require cf;	3711	require cf;
3001	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3002		3713
3003	warn "loading config and database again";	3714	warn "loading config and database again";
3004	cf::cfg_load;	3715	cf::reload_config;
3005		3716
3006	warn "loading extensions";	3717	warn "loading extensions";
3007	cf::load_extensions;	3718	cf::load_extensions;
3008		3719
3009	warn "reattaching attachments to objects/players";	3720	warn "reattaching attachments to objects/players";
3010	_global_reattach; # objects, sockets	3721	_global_reattach; # objects, sockets
3011	warn "reattaching attachments to maps";	3722	warn "reattaching attachments to maps";
3012	reattach $_ for values %MAP;	3723	reattach $_ for values %MAP;
3013	warn "reattaching attachments to players";	3724	warn "reattaching attachments to players";
3014	reattach $_ for values %PLAYER;	3725	reattach $_ for values %PLAYER;
3015		3726
3016	warn "leaving sync_job";	3727	warn "leaving sync_job";
3017		3728
3018	1	3729	1
3019	} or do {	3730	} or do {
3020	warn $@;	3731	warn $@;
3021	warn "error while reloading, exiting.";	3732	cf::cleanup "error while reloading, exiting.";
3022	exit 1;
3023	};	3733	};
3024		3734
3025	warn "reloaded";	3735	warn "reloaded";
		3736	--$RELOAD;
		3737	}
3026	};	3738	};
3027		3739
3028	our $RELOAD_WATCHER; # used only during reload	3740	our $RELOAD_WATCHER; # used only during reload
3029		3741
3030	sub reload_perl() {	3742	sub reload_perl() {
3031	# doing reload synchronously and two reloads happen back-to-back,	3743	# doing reload synchronously and two reloads happen back-to-back,
3032	# coro crashes during coro_state_free->destroy here.	3744	# coro crashes during coro_state_free->destroy here.
3033		3745
3034	$RELOAD_WATCHER ||= Event->timer (	3746	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3035	reentrant => 0,
3036	after => 0,
3037	data => WF_AUTOCANCEL,
3038	cb => sub {
3039	do_reload_perl;	3747	do_reload_perl;
3040	undef $RELOAD_WATCHER;	3748	undef $RELOAD_WATCHER;
3041	},
3042	);	3749	};
3043	}	3750	}
3044		3751
3045	register_command "reload" => sub {	3752	register_command "reload" => sub {
3046	my ($who, $arg) = @_;	3753	my ($who, $arg) = @_;
3047		3754
3048	if ($who->flag (FLAG_WIZ)) {	3755	if ($who->flag (FLAG_WIZ)) {
3049	$who->message ("reloading server.");	3756	$who->message ("reloading server.");
		3757	async {
		3758	$Coro::current->{desc} = "perl_reload";
3050	async { reload_perl };	3759	reload_perl;
		3760	};
3051	}	3761	}
3052	};	3762	};
3053		3763
3054	unshift @INC, $LIBDIR;	3764	unshift @INC, $LIBDIR;
3055		3765
…		…
3057		3767
3058	our @WAIT_FOR_TICK;	3768	our @WAIT_FOR_TICK;
3059	our @WAIT_FOR_TICK_BEGIN;	3769	our @WAIT_FOR_TICK_BEGIN;
3060		3770
3061	sub wait_for_tick {	3771	sub wait_for_tick {
3062	return unless $TICK_WATCHER->is_active;
3063	return if $Coro::current == $Coro::main;	3772	return if tick_inhibit || $Coro::current == $Coro::main;
3064		3773
3065	my $signal = new Coro::Signal;	3774	my $signal = new Coro::Signal;
3066	push @WAIT_FOR_TICK, $signal;	3775	push @WAIT_FOR_TICK, $signal;
3067	$signal->wait;	3776	$signal->wait;
3068	}	3777	}
3069		3778
3070	sub wait_for_tick_begin {	3779	sub wait_for_tick_begin {
3071	return unless $TICK_WATCHER->is_active;
3072	return if $Coro::current == $Coro::main;	3780	return if tick_inhibit || $Coro::current == $Coro::main;
3073		3781
3074	my $signal = new Coro::Signal;	3782	my $signal = new Coro::Signal;
3075	push @WAIT_FOR_TICK_BEGIN, $signal;	3783	push @WAIT_FOR_TICK_BEGIN, $signal;
3076	$signal->wait;	3784	$signal->wait;
3077	}	3785	}
3078		3786
3079	my $min = 1e6;#d#	3787	sub tick {
3080	my $avg = 10;
3081	$TICK_WATCHER = Event->timer (
3082	reentrant => 0,
3083	parked => 1,
3084	prio => 0,
3085	at => $NEXT_TICK || $TICK,
3086	data => WF_AUTOCANCEL,
3087	cb => sub {
3088	if ($Coro::current != $Coro::main) {	3788	if ($Coro::current != $Coro::main) {
3089	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3789	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3090	unless ++$bug_warning > 10;	3790	unless ++$bug_warning > 10;
3091	return;	3791	return;
3092	}	3792	}
3093		3793
3094	$NOW = $tick_start = Event::time;
3095
3096	cf::server_tick; # one server iteration	3794	cf::server_tick; # one server iteration
3097		3795
3098	0 && sync_job {#d#	3796	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3099	for(1..10) {	3797	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3100	my $t = Event::time;	3798	Coro::async_pool {
3101	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3799	$Coro::current->{desc} = "runtime saver";
3102	or die;	3800	write_runtime_sync
3103		3801	or warn "ERROR: unable to write runtime file: $!";
3104	$map->width (50);
3105	$map->height (50);
3106	$map->alloc;
3107	$map->_load_objects ("/tmp/x.map", 1);
3108	my $t = Event::time - $t;
3109
3110	#next unless $t < 0.0013;#d#
3111	if ($t < $min) {
3112	$min = $t;
3113	}
3114	$avg = $avg * 0.99 + $t * 0.01;
3115	}
3116	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3117	exit 0;
3118	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3119	};	3802	};
		3803	}
3120		3804
3121	$RUNTIME += $TICK;
3122	$NEXT_TICK += $TICK;
3123
3124	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3125	$NEXT_RUNTIME_WRITE = $NOW + 10;
3126	Coro::async_pool {
3127	write_runtime
3128	or warn "ERROR: unable to write runtime file: $!";
3129	};
3130	}
3131
3132	# my $AFTER = Event::time;
3133	# warn $AFTER - $NOW;#d#
3134
3135	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3805	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3136	$sig->send;	3806	$sig->send;
3137	}	3807	}
3138	while (my $sig = shift @WAIT_FOR_TICK) {	3808	while (my $sig = shift @WAIT_FOR_TICK) {
3139	$sig->send;	3809	$sig->send;
3140	}	3810	}
3141		3811
3142	$NOW = Event::time;	3812	$LOAD = ($NOW - $TICK_START) / $TICK;
3143
3144	# if we are delayed by four ticks or more, skip them all
3145	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3146
3147	$TICK_WATCHER->at ($NEXT_TICK);
3148	$TICK_WATCHER->start;
3149
3150	$LOAD = ($NOW - $tick_start) / $TICK;
3151	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3813	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3152		3814
3153	_post_tick;	3815	if (0) {
3154		3816	if ($NEXT_TICK) {
3155		3817	my $jitter = $TICK_START - $NEXT_TICK;
		3818	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3819	warn "jitter $JITTER\n";#d#
		3820	}
3156	},	3821	}
3157	);	3822	}
3158		3823
3159	{	3824	{
3160	BDB::max_poll_time $TICK * 0.1;	3825	# configure BDB
3161	$BDB_POLL_WATCHER = Event->io (	3826
3162	reentrant => 0,
3163	fd => BDB::poll_fileno,
3164	poll => 'r',
3165	prio => 0,
3166	data => WF_AUTOCANCEL,
3167	cb => \&BDB::poll_cb,
3168	);
3169	BDB::min_parallel 8;	3827	BDB::min_parallel 8;
3170		3828	BDB::max_poll_reqs $TICK * 0.1;
3171	BDB::set_sync_prepare {	3829	$AnyEvent::BDB::WATCHER->priority (1);
3172	my $status;
3173	my $current = $Coro::current;
3174	(
3175	sub {
3176	$status = $!;
3177	$current->ready; undef $current;
3178	},
3179	sub {
3180	Coro::schedule while defined $current;
3181	$! = $status;
3182	},
3183	)
3184	};
3185		3830
3186	unless ($DB_ENV) {	3831	unless ($DB_ENV) {
3187	$DB_ENV = BDB::db_env_create;	3832	$DB_ENV = BDB::db_env_create;
		3833	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3834	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3835	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3836	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3837	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3188		3838
3189	cf::sync_job {	3839	cf::sync_job {
3190	eval {	3840	eval {
3191	BDB::db_env_open	3841	BDB::db_env_open
3192	$DB_ENV,	3842	$DB_ENV,
…		…
3194	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3844	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3195	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3845	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3196	0666;	3846	0666;
3197		3847
3198	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3848	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3199
3200	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3201	$DB_ENV->set_lk_detect;
3202	};	3849	};
3203		3850
3204	cf::cleanup "db_env_open(db): $@" if $@;	3851	cf::cleanup "db_env_open(db): $@" if $@;
3205	};	3852	};
3206	}	3853	}
		3854
		3855	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3856	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3857	};
		3858	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3859	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3860	};
		3861	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3862	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3863	};
3207	}	3864	}
3208		3865
3209	{	3866	{
		3867	# configure IO::AIO
		3868
3210	IO::AIO::min_parallel 8;	3869	IO::AIO::min_parallel 8;
3211
3212	undef $Coro::AIO::WATCHER;
3213	IO::AIO::max_poll_time $TICK * 0.1;	3870	IO::AIO::max_poll_time $TICK * 0.1;
3214	$AIO_POLL_WATCHER = Event->io (	3871	undef $AnyEvent::AIO::WATCHER;
3215	reentrant => 0,
3216	data => WF_AUTOCANCEL,
3217	fd => IO::AIO::poll_fileno,
3218	poll => 'r',
3219	prio => 6,
3220	cb => \&IO::AIO::poll_cb,
3221	);
3222	}	3872	}
3223		3873
3224	my $_log_backtrace;	3874	my $_log_backtrace;
3225		3875
3226	sub _log_backtrace {	3876	sub _log_backtrace {
…		…
3230		3880
3231	# limit the # of concurrent backtraces	3881	# limit the # of concurrent backtraces
3232	if ($_log_backtrace < 2) {	3882	if ($_log_backtrace < 2) {
3233	++$_log_backtrace;	3883	++$_log_backtrace;
3234	async {	3884	async {
		3885	$Coro::current->{desc} = "abt $msg";
		3886
3235	my @bt = fork_call {	3887	my @bt = fork_call {
3236	@addr = map { sprintf "%x", $_ } @addr;	3888	@addr = map { sprintf "%x", $_ } @addr;
3237	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3889	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3238	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3890	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3239	or die "addr2line: $!";	3891	or die "addr2line: $!";

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