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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.405 by root, Mon Dec 17 08:03:22 2007 UTC vs.
Revision 1.504 by root, Sat Jan 30 23:50:16 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# 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 Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use EV 1.86;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.32 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
18	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
23	use Coro::BDB;	51	use Coro::BDB 1.6;
24	use Coro::Storable;	52	use Coro::Storable;
25	use Coro::Util ();	53	use Coro::Util ();
26		54
27	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
28	use BDB ();	56	use BDB ();
29	use Data::Dumper;	57	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	58	use Fcntl;
32	use YAML::Syck ();	59	use YAML::XS ();
33	use IO::AIO 2.51 ();	60	use IO::AIO ();
34	use Time::HiRes;	61	use Time::HiRes;
35	use Compress::LZF;	62	use Compress::LZF;
36	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
37		66
38	# configure various modules to our taste	67	# configure various modules to our taste
39	#	68	#
40	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		77
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	78	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
74	our %RESOURCE;	111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		117
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	121	our $DB_ENV;
88		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
89	our %CFG;	125	our %CFG;
90		126
91	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	128	our $RUNTIME;
93	our $NOW;	129	our $NOW;
…		…
99	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
173	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		230
176	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
177		232
178	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	235	that call.
181		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
198		271
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	282	for my $pkg (qw(
210	cf::global cf::attachable	283	cf::global cf::attachable
211	cf::object cf::object::player	284	cf::object cf::object::player
212	cf::client cf::player	285	cf::client cf::player
213	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
214	cf::map cf::party cf::region	288	cf::party cf::region
215	)) {	289	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	291	}
219		292
220	$EV::DIED = sub {	293	$EV::DIED = sub {
221	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
226	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		337
265	sub encode_json($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub decode_json($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
267		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
		354
268	=item cf::lock_wait $string	355	=item cf::lock_wait $string
269		356
270	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
271		358
272	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
273		360
274	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
277	returned.	364	returned.
278		365
279	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	367	deadlocked coro.
…		…
286		373
287	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
288		375
289	=cut	376	=cut
290		377
291	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		379
294	sub lock_wait($) {	380	sub lock_wait($) {
295	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	382	}
308		383
309	sub lock_acquire($) {	384	sub lock_acquire($) {
310	my ($key) = @_;	385	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	386	}
324		387
325	sub lock_active($) {	388	sub lock_active($) {
326	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;
336	};
337	$TICK_WATCHER->stop;
338	$guard
339	}	396	}
340		397
341	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
342		399
343	Like EV::periodic, but randomly selects a starting point so that the actions	400	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
366		423
367	=cut	424	=cut
368		425
369	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
370	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
371		429
372	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
373	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
374	$Coro::current->desc ("timeslot manager");	432	$Coro::current->desc ("timeslot manager");
375		433
376	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
377		436
378	while () {	437	while () {
379	next_job:	438	next_job:
		439
380	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
381	if ($avail > 0.01) {	441
382	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
383	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
384	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
385	$job->[2]->send;	446	$job->[2]->send;
386	Coro::cede;	447	Coro::cede;
387	goto next_job;	448	goto next_job;
388	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
389	}	451	}
390	}	452	}
391		453
392	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
393	# we do not use wait_for_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
394	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
395	$signal->wait;	457	$signal->wait;
396	} else {	458	} else {
		459	$busy = 0;
397	Coro::schedule;	460	Coro::schedule;
398	}	461	}
399	}	462	}
400	};	463	};
401		464
402	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
403	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
404		469
405	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
406	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
407		473
408	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
409	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
410	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
444	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
445	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
446		512
447	LOG llevError, Carp::longmess "sync job";#d#	513	LOG llevError, Carp::longmess "sync job";#d#
448		514
449	# TODO: use suspend/resume instead
450	# (but this is cancel-safe)
451	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
452		516
453	my $busy = 1;	517	my $busy = 1;
454	my @res;	518	my @res;
455		519
…		…
466	} else {	530	} else {
467	EV::loop EV::LOOP_ONESHOT;	531	EV::loop EV::LOOP_ONESHOT;
468	}	532	}
469	}	533	}
470		534
471	$time = EV::time - $time;	535	my $time = EV::time - $time;
472		536
473	LOG llevError | logBacktrace, Carp::longmess "long sync job"
474	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
475
476	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
477		538
478	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
479	} else {	540	} else {
480	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
481		542
…		…
523	reset_signals;	584	reset_signals;
524	&$cb	585	&$cb
525	}, @args;	586	}, @args;
526		587
527	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
		589	}
		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
528	}	616	}
529		617
530	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
531		619
532	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
671		759
672	#############################################################################	760	#############################################################################
673		761
674	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
675		763
676	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
677	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
678	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
679		767
680	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
681	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
731	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
732		820
733	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
734	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
735		823
736	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
737	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
738		826
739	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
740		828
741	=over 4	829	=over 4
…		…
969	}	1057	}
970		1058
971	0	1059	0
972	}	1060	}
973		1061
974	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
975		1063
976	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
977		1065
978	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
979		1067
…		…
1032		1120
1033	sub reattach {	1121	sub reattach {
1034	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
1035	my ($obj) = @_;	1123	my ($obj) = @_;
1036		1124
		1125	# no longer needed after getting rid of delete_package?
1037	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1038		1127
1039	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
1040		1129
1041	@$registry = ();	1130	@$registry = ();
1042		1131
…		…
1088	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1089	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1090	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1091		1180
1092	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1093	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1094	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1095	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1186	aio_fsync $fh;
		1187	}
1096	close $fh;	1188	aio_close $fh;
1097		1189
1098	if (@$objs) {	1190	if (@$objs) {
1099	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1100	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1101	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1102	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1103	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1197	aio_fsync $fh;
		1198	}
1104	close $fh;	1199	aio_close $fh;
1105	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1106	}	1201	}
1107	} else {	1202	} else {
1108	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1109	}	1204	}
1110		1205
1111	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1112	} else {	1210	} else {
1113	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1114	}	1212	}
1115	} else {	1213	} else {
1116	aio_unlink $filename;	1214	aio_unlink $filename;
1117	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1118	}	1216	}
…		…
1209	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1210		1308
1211	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1212	}	1310	}
1213		1311
		1312	use File::Glob ();
		1313
1214	cf::player->attach (	1314	cf::player->attach (
1215	on_command => sub {	1315	on_command => sub {
1216	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1217		1317
1218	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1250		1350
1251	cf::override;	1351	cf::override;
1252	},	1352	},
1253	);	1353	);
1254		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1255	sub load_extensions {	1368	sub load_extensions {
1256	cf::sync_job {	1369	cf::sync_job {
1257	my %todo;	1370	my %todo;
1258		1371
1259	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1278		1391
1279	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1280	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1281		1394
1282	$ext{source} =	1395	$ext{source} =
1283	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1284	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1285	. $source	1398	. $source
1286	. "\n};\n1";	1399	. "\n};\n1";
1287		1400
1288	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
…		…
1304	my $msg = $@ ? "$v->{path}: $@\n"	1417	my $msg = $@ ? "$v->{path}: $@\n"
1305	: "$v->{base}: extension inactive.\n";	1418	: "$v->{base}: extension inactive.\n";
1306		1419
1307	if (exists $v->{meta}{mandatory}) {	1420	if (exists $v->{meta}{mandatory}) {
1308	warn $msg;	1421	warn $msg;
1309	warn "mandatory extension failed to load, exiting.\n";	1422	cf::cleanup "mandatory extension failed to load, exiting.";
1310	exit 1;
1311	}	1423	}
1312		1424
1313	warn $msg;	1425	warn $msg;
1314	}	1426	}
1315		1427
…		…
1329		1441
1330	=back	1442	=back
1331		1443
1332	=head2 CORE EXTENSIONS	1444	=head2 CORE EXTENSIONS
1333		1445
1334	Functions and methods that extend core crossfire objects.	1446	Functions and methods that extend core deliantra objects.
1335		1447
1336	=cut	1448	=cut
1337		1449
1338	package cf::player;	1450	package cf::player;
1339		1451
…		…
1382		1494
1383	sub exists($) {	1495	sub exists($) {
1384	my ($login) = @_;	1496	my ($login) = @_;
1385		1497
1386	$cf::PLAYER{$login}	1498	$cf::PLAYER{$login}
1387	or cf::sync_job { !aio_stat path $login }	1499	or !aio_stat path $login
1388	}	1500	}
1389		1501
1390	sub find($) {	1502	sub find($) {
1391	return $cf::PLAYER{$_[0]} || do {	1503	return $cf::PLAYER{$_[0]} || do {
1392	my $login = $_[0];	1504	my $login = $_[0];
…		…
1404	my $f = new_from_file cf::object::thawer path $login	1516	my $f = new_from_file cf::object::thawer path $login
1405	or return;	1517	or return;
1406		1518
1407	my $pl = cf::player::load_pl $f	1519	my $pl = cf::player::load_pl $f
1408	or return;	1520	or return;
		1521
1409	local $cf::PLAYER_LOADING{$login} = $pl;	1522	local $cf::PLAYER_LOADING{$login} = $pl;
1410	$f->resolve_delayed_derefs;	1523	$f->resolve_delayed_derefs;
1411	$cf::PLAYER{$login} = $pl	1524	$cf::PLAYER{$login} = $pl
1412	}	1525	}
1413	}	1526	}
…		…
1423		1536
1424	return if $pl->{deny_save};	1537	return if $pl->{deny_save};
1425		1538
1426	aio_mkdir playerdir $pl, 0770;	1539	aio_mkdir playerdir $pl, 0770;
1427	$pl->{last_save} = $cf::RUNTIME;	1540	$pl->{last_save} = $cf::RUNTIME;
		1541
		1542	cf::get_slot 0.01;
1428		1543
1429	$pl->save_pl ($path);	1544	$pl->save_pl ($path);
1430	cf::cede_to_tick;	1545	cf::cede_to_tick;
1431	}	1546	}
1432		1547
…		…
1464	my ($pl) = @_;	1579	my ($pl) = @_;
1465		1580
1466	my $name = $pl->ob->name;	1581	my $name = $pl->ob->name;
1467		1582
1468	$pl->{deny_save} = 1;	1583	$pl->{deny_save} = 1;
1469	$pl->password ("*"); # this should lock out the player until we nuked the dir	1584	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1470		1585
1471	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1586	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1472	$pl->deactivate;	1587	$pl->deactivate;
		1588	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1589	$pl->ob->check_score;
1473	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1590	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1474	$pl->ns->destroy if $pl->ns;	1591	$pl->ns->destroy if $pl->ns;
1475		1592
1476	my $path = playerdir $pl;	1593	my $path = playerdir $pl;
1477	my $temp = "$path~$cf::RUNTIME~deleting~";	1594	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1516		1633
1517	for my $login (@$dirs) {	1634	for my $login (@$dirs) {
1518	my $path = path $login;	1635	my $path = path $login;
1519		1636
1520	# a .pst is a dead give-away for a valid player	1637	# a .pst is a dead give-away for a valid player
1521	unless (-e "$path.pst") {	1638	# if no pst file found, open and chekc for blocked users
		1639	if (aio_stat "$path.pst") {
1522	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1640	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1523	aio_read $fh, 0, 512, my $buf, 0 or next;	1641	aio_read $fh, 0, 512, my $buf, 0 or next;
1524	$buf !~ /^password -------------$/m or next; # official not-valid tag	1642	$buf !~ /^password -------------$/m or next; # official not-valid tag
1525	}	1643	}
1526		1644
…		…
1557	}	1675	}
1558		1676
1559	\@paths	1677	\@paths
1560	}	1678	}
1561		1679
1562	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1680	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1563		1681
1564	Expand crossfire pod fragments into protocol xml.	1682	Expand deliantra pod fragments into protocol xml.
1565
1566	=cut
1567
1568	use re 'eval';
1569
1570	my $group;
1571	my $interior; $interior = qr{
1572	# match a pod interior sequence sans C<< >>
1573	(?:
1574	\ (.*?)\ (?{ $group = $^N })
1575	| < (??{$interior}) >
1576	)
1577	}x;
1578
1579	sub expand_cfpod {
1580	my ($self, $pod) = @_;
1581
1582	my $xml;
1583
1584	while () {
1585	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1586	$group = $1;
1587
1588	$group =~ s/&/&amp;/g;
1589	$group =~ s/</&lt;/g;
1590
1591	$xml .= $group;
1592	} elsif ($pod =~ m%\G
1593	([BCGHITU])
1594	<
1595	(?:
1596	([^<>]*) (?{ $group = $^N })
1597	| < $interior >
1598	)
1599	>
1600	%gcsx
1601	) {
1602	my ($code, $data) = ($1, $group);
1603
1604	if ($code eq "B") {
1605	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1606	} elsif ($code eq "I") {
1607	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1608	} elsif ($code eq "U") {
1609	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1610	} elsif ($code eq "C") {
1611	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1612	} elsif ($code eq "T") {
1613	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1614	} elsif ($code eq "G") {
1615	my ($male, $female) = split /\|/, $data;
1616	$data = $self->gender ? $female : $male;
1617	$xml .= expand_cfpod ($self, $data);
1618	} elsif ($code eq "H") {
1619	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1620	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1621	"")
1622	[$self->{hintmode}];
1623	} else {
1624	$xml .= "error processing '$code($data)' directive";
1625	}
1626	} else {
1627	if ($pod =~ /\G(.+)/) {
1628	warn "parse error while expanding $pod (at $1)";
1629	}
1630	last;
1631	}
1632	}
1633
1634	for ($xml) {
1635	# create single paragraphs (very hackish)
1636	s/(?<=\S)\n(?=\w)/ /g;
1637
1638	# compress some whitespace
1639	s/\s+\n/\n/g; # ws line-ends
1640	s/\n\n+/\n/g; # double lines
1641	s/^\n+//; # beginning lines
1642	s/\n+$//; # ending lines
1643	}
1644
1645	$xml
1646	}
1647
1648	no re 'eval';
1649
1650	sub hintmode {
1651	$_[0]{hintmode} = $_[1] if @_ > 1;
1652	$_[0]{hintmode}
1653	}
1654		1683
1655	=item $player->ext_reply ($msgid, @msg)	1684	=item $player->ext_reply ($msgid, @msg)
1656		1685
1657	Sends an ext reply to the player.	1686	Sends an ext reply to the player.
1658		1687
…		…
1725	our $MAX_RESET = 3600;	1754	our $MAX_RESET = 3600;
1726	our $DEFAULT_RESET = 3000;	1755	our $DEFAULT_RESET = 3000;
1727		1756
1728	sub generate_random_map {	1757	sub generate_random_map {
1729	my ($self, $rmp) = @_;	1758	my ($self, $rmp) = @_;
		1759
		1760	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1761
1730	# mit "rum" bekleckern, nicht	1762	# mit "rum" bekleckern, nicht
1731	$self->_create_random_map (	1763	$self->_create_random_map (
1732	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1764	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1733	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1765	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1734	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1766	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1856		1888
1857	# the temporary/swap location	1889	# the temporary/swap location
1858	sub save_path {	1890	sub save_path {
1859	my ($self) = @_;	1891	my ($self) = @_;
1860		1892
1861	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1893	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1862	"$TMPDIR/$path.map"	1894	"$TMPDIR/$path.map"
1863	}	1895	}
1864		1896
1865	# the unique path, undef == no special unique path	1897	# the unique path, undef == no special unique path
1866	sub uniq_path {	1898	sub uniq_path {
1867	my ($self) = @_;	1899	my ($self) = @_;
1868		1900
1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1901	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1870	"$UNIQUEDIR/$path"	1902	"$UNIQUEDIR/$path"
1871	}
1872
1873	# and all this just because we cannot iterate over
1874	# all maps in C++...
1875	sub change_all_map_light {
1876	my ($change) = @_;
1877
1878	$_->change_map_light ($change)
1879	for grep $_->outdoor, values %cf::MAP;
1880	}	1903	}
1881		1904
1882	sub decay_objects {	1905	sub decay_objects {
1883	my ($self) = @_;	1906	my ($self) = @_;
1884		1907
…		…
1968	sub find {	1991	sub find {
1969	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1970		1993
1971	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1972		1995
1973	cf::lock_wait "map_data:$path";#d#remove	1996	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1974	cf::lock_wait "map_find:$path";	1997	my $guard2 = cf::lock_acquire "map_find:$path";
1975		1998
1976	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
1977	my $guard1 = cf::lock_acquire "map_find:$path";
1978	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1979
1980	my $map = new_from_path cf::map $path	2000	my $map = new_from_path cf::map $path
1981	or return;	2001	or return;
1982		2002
1983	$map->{last_save} = $cf::RUNTIME;	2003	$map->{last_save} = $cf::RUNTIME;
1984		2004
…		…
1986	or return;	2006	or return;
1987		2007
1988	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2008	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1989	# doing this can freeze the server in a sync job, obviously	2009	# doing this can freeze the server in a sync job, obviously
1990	#$cf::WAIT_FOR_TICK->wait;	2010	#$cf::WAIT_FOR_TICK->wait;
		2011	undef $guard2;
1991	undef $guard1;	2012	undef $guard1;
1992	undef $guard2;
1993	$map->reset;	2013	$map->reset;
1994	return find $path;	2014	return find $path;
1995	}	2015	}
1996		2016
1997	$cf::MAP{$path} = $map	2017	$cf::MAP{$path} = $map
1998	}	2018	}
1999	}	2019	}
2000		2020
2001	sub pre_load { }	2021	sub pre_load { }
2002	sub post_load { }	2022	#sub post_load { } # XS
2003		2023
2004	sub load {	2024	sub load {
2005	my ($self) = @_;	2025	my ($self) = @_;
2006		2026
2007	local $self->{deny_reset} = 1; # loading can take a long time	2027	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2024	my $f = new_from_file cf::object::thawer $self->{load_path};	2044	my $f = new_from_file cf::object::thawer $self->{load_path};
2025	$f->skip_block;	2045	$f->skip_block;
2026	$self->_load_objects ($f)	2046	$self->_load_objects ($f)
2027	or return;	2047	or return;
2028		2048
2029	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2049	$self->post_load_original
2030	if delete $self->{load_original};	2050	if delete $self->{load_original};
2031		2051
2032	if (my $uniq = $self->uniq_path) {	2052	if (my $uniq = $self->uniq_path) {
2033	utf8::encode $uniq;	2053	utf8::encode $uniq;
2034	unless (aio_stat $uniq) {	2054	unless (aio_stat $uniq) {
…		…
2052	unless ($self->{deny_activate}) {	2072	unless ($self->{deny_activate}) {
2053	$self->decay_objects;	2073	$self->decay_objects;
2054	$self->fix_auto_apply;	2074	$self->fix_auto_apply;
2055	$self->update_buttons;	2075	$self->update_buttons;
2056	cf::cede_to_tick;	2076	cf::cede_to_tick;
2057	$self->set_darkness_map;
2058	cf::cede_to_tick;
2059	$self->activate;	2077	$self->activate;
2060	}	2078	}
2061		2079
2062	$self->{last_save} = $cf::RUNTIME;	2080	$self->{last_save} = $cf::RUNTIME;
2063	$self->last_access ($cf::RUNTIME);	2081	$self->last_access ($cf::RUNTIME);
2064		2082
2065	$self->in_memory (cf::MAP_IN_MEMORY);	2083	$self->in_memory (cf::MAP_ACTIVE);
2066	}	2084	}
2067		2085
2068	$self->post_load;	2086	$self->post_load;
2069	}	2087	}
2070		2088
…		…
2128	my ($path, $origin, $load) = @_;	2146	my ($path, $origin, $load) = @_;
2129		2147
2130	$path = normalise $path, $origin && $origin->{path};	2148	$path = normalise $path, $origin && $origin->{path};
2131		2149
2132	if (my $map = $cf::MAP{$path}) {	2150	if (my $map = $cf::MAP{$path}) {
2133	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2151	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2134	}	2152	}
2135		2153
2136	$MAP_PREFETCH{$path} |= $load;	2154	$MAP_PREFETCH{$path} |= $load;
2137		2155
2138	$MAP_PREFETCHER ||= cf::async {	2156	$MAP_PREFETCHER ||= cf::async {
…		…
2175	cf::async {	2193	cf::async {
2176	$Coro::current->{desc} = "map player save";	2194	$Coro::current->{desc} = "map player save";
2177	$_->contr->save for $self->players;	2195	$_->contr->save for $self->players;
2178	};	2196	};
2179		2197
		2198	cf::get_slot 0.02;
		2199
2180	if ($uniq) {	2200	if ($uniq) {
2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2201	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2182	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2202	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2183	} else {	2203	} else {
2184	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2192	$self->save;	2212	$self->save;
2193		2213
2194	my $lock = cf::lock_acquire "map_data:$self->{path}";	2214	my $lock = cf::lock_acquire "map_data:$self->{path}";
2195		2215
2196	return if $self->players;	2216	return if $self->players;
2197	return if $self->in_memory != cf::MAP_IN_MEMORY;	2217	return if $self->in_memory != cf::MAP_ACTIVE;
2198	return if $self->{deny_save};	2218	return if $self->{deny_save};
2199		2219
2200	$self->in_memory (cf::MAP_SWAPPED);	2220	$self->in_memory (cf::MAP_SWAPPED);
2201		2221
2202	$self->deactivate;	2222	$self->deactivate;
…		…
2227		2247
2228	my $lock = cf::lock_acquire "map_data:$self->{path}";	2248	my $lock = cf::lock_acquire "map_data:$self->{path}";
2229		2249
2230	return if $self->players;	2250	return if $self->players;
2231		2251
2232	warn "resetting map ", $self->path;	2252	warn "resetting map ", $self->path, "\n";
2233		2253
2234	$self->in_memory (cf::MAP_SWAPPED);	2254	$self->in_memory (cf::MAP_SWAPPED);
2235		2255
2236	# need to save uniques path	2256	# need to save uniques path
2237	unless ($self->{deny_save}) {	2257	unless ($self->{deny_save}) {
…		…
2320		2340
2321	sub unique_maps() {	2341	sub unique_maps() {
2322	[	2342	[
2323	map {	2343	map {
2324	utf8::decode $_;	2344	utf8::decode $_;
2325	/\.map$/	2345	s/\.map$//; # TODO future compatibility hack
		2346	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2347	? ()
2326	? normalise $_	2348	: normalise $_
2327	: ()
2328	} @{ aio_readdir $UNIQUEDIR or [] }	2349	} @{ aio_readdir $UNIQUEDIR or [] }
2329	]	2350	]
2330	}	2351	}
2331		2352
2332	package cf;	2353	=item cf::map::static_maps
		2354
		2355	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2356	file in the shared directory excluding F</styles> and F</editor>). May
		2357	block.
		2358
		2359	=cut
		2360
		2361	sub static_maps() {
		2362	my @dirs = "";
		2363	my @maps;
		2364
		2365	while (@dirs) {
		2366	my $dir = shift @dirs;
		2367
		2368	next if $dir eq "/styles" || $dir eq "/editor";
		2369
		2370	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2371	or return;
		2372
		2373	for (@$files) {
		2374	s/\.map$// or next;
		2375	utf8::decode $_;
		2376	push @maps, "$dir/$_";
		2377	}
		2378
		2379	push @dirs, map "$dir/$_", @$dirs;
		2380	}
		2381
		2382	\@maps
		2383	}
2333		2384
2334	=back	2385	=back
2335		2386
2336	=head3 cf::object	2387	=head3 cf::object
2337		2388
…		…
2341		2392
2342	=over 4	2393	=over 4
2343		2394
2344	=item $ob->inv_recursive	2395	=item $ob->inv_recursive
2345		2396
2346	Returns the inventory of the object _and_ their inventories, recursively.	2397	Returns the inventory of the object I<and> their inventories, recursively,
		2398	but I<not> the object itself.
2347		2399
2348	=cut	2400	=cut
2349		2401
2350	sub inv_recursive_;	2402	sub inv_recursive_;
2351	sub inv_recursive_ {	2403	sub inv_recursive_ {
…		…
2356	inv_recursive_ inv $_[0]	2408	inv_recursive_ inv $_[0]
2357	}	2409	}
2358		2410
2359	=item $ref = $ob->ref	2411	=item $ref = $ob->ref
2360		2412
2361	creates and returns a persistent reference to an objetc that can be stored as a string.	2413	Creates and returns a persistent reference to an object that can be stored as a string.
2362		2414
2363	=item $ob = cf::object::deref ($refstring)	2415	=item $ob = cf::object::deref ($refstring)
2364		2416
2365	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2417	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2366	even if the object actually exists. May block.	2418	even if the object actually exists. May block.
…		…
2398	can be C<undef>. Does the right thing when the player is currently in a	2450	can be C<undef>. Does the right thing when the player is currently in a
2399	dialogue with the given NPC character.	2451	dialogue with the given NPC character.
2400		2452
2401	=cut	2453	=cut
2402		2454
		2455	our $SAY_CHANNEL = {
		2456	id => "say",
		2457	title => "Map",
		2458	reply => "say ",
		2459	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2460	};
		2461
		2462	our $CHAT_CHANNEL = {
		2463	id => "chat",
		2464	title => "Chat",
		2465	reply => "chat ",
		2466	tooltip => "Player chat and shouts, global to the server.",
		2467	};
		2468
2403	# rough implementation of a future "reply" method that works	2469	# rough implementation of a future "reply" method that works
2404	# with dialog boxes.	2470	# with dialog boxes.
2405	#TODO: the first argument must go, split into a $npc->reply_to ( method	2471	#TODO: the first argument must go, split into a $npc->reply_to ( method
2406	sub cf::object::player::reply($$$;$) {	2472	sub cf::object::player::reply($$$;$) {
2407	my ($self, $npc, $msg, $flags) = @_;	2473	my ($self, $npc, $msg, $flags) = @_;
…		…
2418	my $dialog = $pl->{npc_dialog};	2484	my $dialog = $pl->{npc_dialog};
2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2485	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2420		2486
2421	} else {	2487	} else {
2422	$msg = $npc->name . " says: $msg" if $npc;	2488	$msg = $npc->name . " says: $msg" if $npc;
2423	$self->message ($msg, $flags);	2489	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2424	}	2490	}
2425	}	2491	}
2426	}	2492	}
2427		2493
2428	=item $object->send_msg ($channel, $msg, $color, [extra...])	2494	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2453		2519
2454	=item $player_object->enter_link	2520	=item $player_object->enter_link
2455		2521
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2522	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2523
2458	The player should be reasonably safe there for short amounts of time. You	2524	The player should be reasonably safe there for short amounts of time (e.g.
2459	I<MUST> call C<leave_link> as soon as possible, though.	2525	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2526	though, as the palyer cannot control the character while it is on the link
		2527	map.
2460		2528
2461	Will never block.	2529	Will never block.
2462		2530
2463	=item $player_object->leave_link ($map, $x, $y)	2531	=item $player_object->leave_link ($map, $x, $y)
2464		2532
…		…
2516	($x, $y) = (-1, -1)	2584	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2585	unless (defined $x) && (defined $y);
2518		2586
2519	# use -1 or undef as default coordinates, not 0, 0	2587	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2588	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2589	if $x <= 0 && $y <= 0;
2522		2590
2523	$map->load;	2591	$map->load;
2524	$map->load_neighbours;	2592	$map->load_neighbours;
2525		2593
2526	return unless $self->contr->active;	2594	return unless $self->contr->active;
2527	$self->activate_recursive;
2528		2595
2529	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2596	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2530	$self->enter_map ($map, $x, $y);	2597	$self->enter_map ($map, $x, $y);
		2598
		2599	# only activate afterwards, to support waiting in hooks
		2600	$self->activate_recursive;
2531	}	2601	}
2532		2602
2533	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2603	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2534		2604
2535	Moves the player to the given map-path and coordinates by first freezing	2605	Moves the player to the given map-path and coordinates by first freezing
2536	her, loading and preparing them map, calling the provided $check callback	2606	her, loading and preparing them map, calling the provided $check callback
2537	that has to return the map if sucecssful, and then unfreezes the player on	2607	that has to return the map if sucecssful, and then unfreezes the player on
2538	the new (success) or old (failed) map position. In either case, $done will	2608	the new (success) or old (failed) map position. In either case, $done will
2539	be called at the end of this process.	2609	be called at the end of this process.
		2610
		2611	Note that $check will be called with a potentially non-loaded map, so if
		2612	it needs a loaded map it has to call C<< ->load >>.
2540		2613
2541	=cut	2614	=cut
2542		2615
2543	our $GOTOGEN;	2616	our $GOTOGEN;
2544		2617
…		…
2623	}	2696	}
2624		2697
2625	sub prepare_random_map {	2698	sub prepare_random_map {
2626	my ($exit) = @_;	2699	my ($exit) = @_;
2627		2700
2628	my $guard = cf::lock_acquire "exit_prepare:$exit";
2629
2630	# all this does is basically replace the /! path by	2701	# all this does is basically replace the /! path by
2631	# a new random map path (?random/...) with a seed	2702	# a new random map path (?random/...) with a seed
2632	# that depends on the exit object	2703	# that depends on the exit object
2633		2704
2634	my $rmp = parse_random_map_params $exit->msg;	2705	my $rmp = parse_random_map_params $exit->msg;
…		…
2636	if ($exit->map) {	2707	if ($exit->map) {
2637	$rmp->{region} = $exit->region->name;	2708	$rmp->{region} = $exit->region->name;
2638	$rmp->{origin_map} = $exit->map->path;	2709	$rmp->{origin_map} = $exit->map->path;
2639	$rmp->{origin_x} = $exit->x;	2710	$rmp->{origin_x} = $exit->x;
2640	$rmp->{origin_y} = $exit->y;	2711	$rmp->{origin_y} = $exit->y;
		2712
		2713	$exit->map->touch;
2641	}	2714	}
2642		2715
2643	$rmp->{random_seed} ||= $exit->random_seed;	2716	$rmp->{random_seed} ||= $exit->random_seed;
2644		2717
2645	my $data = cf::encode_json $rmp;	2718	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2646	my $md5 = Digest::MD5::md5_hex $data;	2719	my $md5 = Digest::MD5::md5_hex $data;
2647	my $meta = "$RANDOMDIR/$md5.meta";	2720	my $meta = "$RANDOMDIR/$md5.meta";
2648		2721
2649	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2722	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2650	aio_write $fh, 0, (length $data), $data, 0;	2723	aio_write $fh, 0, (length $data), $data, 0;
2651	undef $fh;	2724	undef $fh;
2652	aio_rename "$meta~", $meta;	2725	aio_rename "$meta~", $meta;
2653		2726
		2727	my $slaying = "?random/$md5";
		2728
		2729	if ($exit->valid) {
2654	$exit->slaying ("?random/$md5");	2730	$exit->slaying ("?random/$md5");
2655	$exit->msg (undef);	2731	$exit->msg (undef);
		2732	}
2656	}	2733	}
2657	}	2734	}
2658		2735
2659	sub cf::object::player::enter_exit {	2736	sub cf::object::player::enter_exit {
2660	my ($self, $exit) = @_;	2737	my ($self, $exit) = @_;
2661		2738
2662	return unless $self->type == cf::PLAYER;	2739	return unless $self->type == cf::PLAYER;
2663		2740
2664	if ($exit->slaying eq "/!") {
2665	#TODO: this should de-fi-ni-te-ly not be a sync-job
2666	# the problem is that $exit might not survive long enough
2667	# so it needs to be done right now, right here
2668	cf::sync_job { prepare_random_map $exit };
2669	}
2670
2671	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2672	my $hp = $exit->stats->hp;
2673	my $sp = $exit->stats->sp;
2674
2675	$self->enter_link;	2741	$self->enter_link;
2676		2742
2677	# if exit is damned, update players death & WoR home-position
2678	$self->contr->savebed ($slaying, $hp, $sp)
2679	if $exit->flag (FLAG_DAMNED);
2680
2681	(async {	2743	(async {
2682	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2744	$Coro::current->{desc} = "enter_exit";
2683		2745
2684	$self->deactivate_recursive; # just to be sure
2685	unless (eval {	2746	unless (eval {
		2747	$self->deactivate_recursive; # just to be sure
		2748
		2749	# random map handling
		2750	{
		2751	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2752
		2753	prepare_random_map $exit
		2754	if $exit->slaying eq "/!";
		2755	}
		2756
		2757	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2758	my $x = $exit->stats->hp;
		2759	my $y = $exit->stats->sp;
		2760
2686	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($map, $x, $y);
2687		2762
		2763	# if exit is damned, update players death & WoR home-position
		2764	$self->contr->savebed ($map, $x, $y)
		2765	if $exit->flag (cf::FLAG_DAMNED);
		2766
2688	1;	2767	1
2689	}) {	2768	}) {
2690	$self->message ("Something went wrong deep within the crossfire server. "	2769	$self->message ("Something went wrong deep within the deliantra server. "
2691	. "I'll try to bring you back to the map you were before. "	2770	. "I'll try to bring you back to the map you were before. "
2692	. "Please report this to the dungeon master!",	2771	. "Please report this to the dungeon master!",
2693	cf::NDI_UNIQUE | cf::NDI_RED);	2772	cf::NDI_UNIQUE | cf::NDI_RED);
2694		2773
2695	warn "ERROR in enter_exit: $@";	2774	warn "ERROR in enter_exit: $@";
…		…
2712	sub cf::client::send_drawinfo {	2791	sub cf::client::send_drawinfo {
2713	my ($self, $text, $flags) = @_;	2792	my ($self, $text, $flags) = @_;
2714		2793
2715	utf8::encode $text;	2794	utf8::encode $text;
2716	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2795	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2796	}
		2797
		2798	=item $client->send_big_packet ($pkt)
		2799
		2800	Like C<send_packet>, but tries to compress large packets, and fragments
		2801	them as required.
		2802
		2803	=cut
		2804
		2805	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2806
		2807	sub cf::client::send_big_packet {
		2808	my ($self, $pkt) = @_;
		2809
		2810	# try lzf for large packets
		2811	$pkt = "lzf " . Compress::LZF::compress $pkt
		2812	if 1024 <= length $pkt and $self->{can_lzf};
		2813
		2814	# split very large packets
		2815	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2816	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2817	$pkt = "frag";
		2818	}
		2819
		2820	$self->send_packet ($pkt);
2717	}	2821	}
2718		2822
2719	=item $client->send_msg ($channel, $msg, $color, [extra...])	2823	=item $client->send_msg ($channel, $msg, $color, [extra...])
2720		2824
2721	Send a drawinfo or msg packet to the client, formatting the msg for the	2825	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2725		2829
2726	=cut	2830	=cut
2727		2831
2728	# non-persistent channels (usually the info channel)	2832	# non-persistent channels (usually the info channel)
2729	our %CHANNEL = (	2833	our %CHANNEL = (
		2834	"c/motd" => {
		2835	id => "infobox",
		2836	title => "MOTD",
		2837	reply => undef,
		2838	tooltip => "The message of the day",
		2839	},
2730	"c/identify" => {	2840	"c/identify" => {
2731	id => "infobox",	2841	id => "infobox",
2732	title => "Identify",	2842	title => "Identify",
2733	reply => undef,	2843	reply => undef,
2734	tooltip => "Items recently identified",	2844	tooltip => "Items recently identified",
…		…
2736	"c/examine" => {	2846	"c/examine" => {
2737	id => "infobox",	2847	id => "infobox",
2738	title => "Examine",	2848	title => "Examine",
2739	reply => undef,	2849	reply => undef,
2740	tooltip => "Signs and other items you examined",	2850	tooltip => "Signs and other items you examined",
		2851	},
		2852	"c/shopinfo" => {
		2853	id => "infobox",
		2854	title => "Shop Info",
		2855	reply => undef,
		2856	tooltip => "What your bargaining skill tells you about the shop",
2741	},	2857	},
2742	"c/book" => {	2858	"c/book" => {
2743	id => "infobox",	2859	id => "infobox",
2744	title => "Book",	2860	title => "Book",
2745	reply => undef,	2861	reply => undef,
…		…
2761	id => "infobox",	2877	id => "infobox",
2762	title => "Body Parts",	2878	title => "Body Parts",
2763	reply => undef,	2879	reply => undef,
2764	tooltip => "Shows which body parts you posess and are available",	2880	tooltip => "Shows which body parts you posess and are available",
2765	},	2881	},
		2882	"c/statistics" => {
		2883	id => "infobox",
		2884	title => "Statistics",
		2885	reply => undef,
		2886	tooltip => "Shows your primary statistics",
		2887	},
		2888	"c/skills" => {
		2889	id => "infobox",
		2890	title => "Skills",
		2891	reply => undef,
		2892	tooltip => "Shows your experience per skill and item power",
		2893	},
		2894	"c/shopitems" => {
		2895	id => "infobox",
		2896	title => "Shop Items",
		2897	reply => undef,
		2898	tooltip => "Shows the items currently for sale in this shop",
		2899	},
		2900	"c/resistances" => {
		2901	id => "infobox",
		2902	title => "Resistances",
		2903	reply => undef,
		2904	tooltip => "Shows your resistances",
		2905	},
		2906	"c/pets" => {
		2907	id => "infobox",
		2908	title => "Pets",
		2909	reply => undef,
		2910	tooltip => "Shows information abotu your pets/a specific pet",
		2911	},
		2912	"c/perceiveself" => {
		2913	id => "infobox",
		2914	title => "Perceive Self",
		2915	reply => undef,
		2916	tooltip => "You gained detailed knowledge about yourself",
		2917	},
2766	"c/uptime" => {	2918	"c/uptime" => {
2767	id => "infobox",	2919	id => "infobox",
2768	title => "Uptime",	2920	title => "Uptime",
2769	reply => undef,	2921	reply => undef,
2770	tooltip => "How long the server has been running since last restart",	2922	tooltip => "How long the server has been running since last restart",
…		…
2773	id => "infobox",	2925	id => "infobox",
2774	title => "Map Info",	2926	title => "Map Info",
2775	reply => undef,	2927	reply => undef,
2776	tooltip => "Information related to the maps",	2928	tooltip => "Information related to the maps",
2777	},	2929	},
		2930	"c/party" => {
		2931	id => "party",
		2932	title => "Party",
		2933	reply => "gsay ",
		2934	tooltip => "Messages and chat related to your party",
		2935	},
		2936	"c/death" => {
		2937	id => "death",
		2938	title => "Death",
		2939	reply => undef,
		2940	tooltip => "Reason for and more info about your most recent death",
		2941	},
		2942	"c/say" => $SAY_CHANNEL,
		2943	"c/chat" => $CHAT_CHANNEL,
2778	);	2944	);
2779		2945
2780	sub cf::client::send_msg {	2946	sub cf::client::send_msg {
2781	my ($self, $channel, $msg, $color, @extra) = @_;	2947	my ($self, $channel, $msg, $color, @extra) = @_;
2782		2948
2783	$msg = $self->pl->expand_cfpod ($msg);	2949	$msg = $self->pl->expand_cfpod ($msg)
		2950	unless $color & cf::NDI_VERBATIM;
2784		2951
2785	$color &= cf::NDI_CLIENT_MASK; # just in case...	2952	$color &= cf::NDI_CLIENT_MASK; # just in case...
2786		2953
2787	# check predefined channels, for the benefit of C	2954	# check predefined channels, for the benefit of C
2788	if ($CHANNEL{$channel}) {	2955	if ($CHANNEL{$channel}) {
2789	$channel = $CHANNEL{$channel};	2956	$channel = $CHANNEL{$channel};
2790		2957
2791	$self->ext_msg (channel_info => $channel)	2958	$self->ext_msg (channel_info => $channel);
2792	if $self->can_msg;
2793
2794	$channel = $channel->{id};	2959	$channel = $channel->{id};
2795		2960
2796	} elsif (ref $channel) {	2961	} elsif (ref $channel) {
2797	# send meta info to client, if not yet sent	2962	# send meta info to client, if not yet sent
2798	unless (exists $self->{channel}{$channel->{id}}) {	2963	unless (exists $self->{channel}{$channel->{id}}) {
2799	$self->{channel}{$channel->{id}} = $channel;	2964	$self->{channel}{$channel->{id}} = $channel;
2800	$self->ext_msg (channel_info => $channel)	2965	$self->ext_msg (channel_info => $channel);
2801	if $self->can_msg;
2802	}	2966	}
2803		2967
2804	$channel = $channel->{id};	2968	$channel = $channel->{id};
2805	}	2969	}
2806		2970
2807	return unless @extra || length $msg;	2971	return unless @extra || length $msg;
2808		2972
2809	if ($self->can_msg) {
2810	# default colour, mask it out	2973	# default colour, mask it out
2811	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2974	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2812	if $color & cf::NDI_DEF;	2975	if $color & cf::NDI_DEF;
2813		2976
2814	$self->send_packet ("msg " . $self->{json_coder}->encode (	2977	my $pkt = "msg "
		2978	. $self->{json_coder}->encode (
2815	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2979	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2816	} else {	2980	);
2817	if ($color >= 0) {
2818	# replace some tags by gcfclient-compatible ones
2819	for ($msg) {
2820	1 while
2821	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2822	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2823	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2824	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2825	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2826	}
2827		2981
2828	$color &= cf::NDI_COLOR_MASK;	2982	$self->send_big_packet ($pkt);
2829
2830	utf8::encode $msg;
2831
2832	if (0 && $msg =~ /\[/) {
2833	# COMMAND/INFO
2834	$self->send_packet ("drawextinfo $color 10 8 $msg")
2835	} else {
2836	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2837	$self->send_packet ("drawinfo $color $msg")
2838	}
2839	}
2840	}
2841	}	2983	}
2842		2984
2843	=item $client->ext_msg ($type, @msg)	2985	=item $client->ext_msg ($type, @msg)
2844		2986
2845	Sends an ext event to the client.	2987	Sends an ext event to the client.
…		…
2848		2990
2849	sub cf::client::ext_msg($$@) {	2991	sub cf::client::ext_msg($$@) {
2850	my ($self, $type, @msg) = @_;	2992	my ($self, $type, @msg) = @_;
2851		2993
2852	if ($self->extcmd == 2) {	2994	if ($self->extcmd == 2) {
2853	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2995	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2854	} elsif ($self->extcmd == 1) { # TODO: remove	2996	} elsif ($self->extcmd == 1) { # TODO: remove
2855	push @msg, msgtype => "event_$type";	2997	push @msg, msgtype => "event_$type";
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2998	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	2999	}
2858	}	3000	}
2859		3001
2860	=item $client->ext_reply ($msgid, @msg)	3002	=item $client->ext_reply ($msgid, @msg)
2861		3003
…		…
2865		3007
2866	sub cf::client::ext_reply($$@) {	3008	sub cf::client::ext_reply($$@) {
2867	my ($self, $id, @msg) = @_;	3009	my ($self, $id, @msg) = @_;
2868		3010
2869	if ($self->extcmd == 2) {	3011	if ($self->extcmd == 2) {
2870	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3012	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2871	} elsif ($self->extcmd == 1) {	3013	} elsif ($self->extcmd == 1) {
2872	#TODO: version 1, remove	3014	#TODO: version 1, remove
2873	unshift @msg, msgtype => "reply", msgid => $id;	3015	unshift @msg, msgtype => "reply", msgid => $id;
2874	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3016	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2875	}	3017	}
2876	}	3018	}
2877		3019
2878	=item $success = $client->query ($flags, "text", \&cb)	3020	=item $success = $client->query ($flags, "text", \&cb)
2879		3021
…		…
3006	our $safe_hole = new Safe::Hole;	3148	our $safe_hole = new Safe::Hole;
3007		3149
3008	$SIG{FPE} = 'IGNORE';	3150	$SIG{FPE} = 'IGNORE';
3009		3151
3010	$safe->permit_only (Opcode::opset qw(	3152	$safe->permit_only (Opcode::opset qw(
3011	:base_core :base_mem :base_orig :base_math	3153	:base_core :base_mem :base_orig :base_math :base_loop
3012	grepstart grepwhile mapstart mapwhile	3154	grepstart grepwhile mapstart mapwhile
3013	sort time	3155	sort time
3014	));	3156	));
3015		3157
3016	# here we export the classes and methods available to script code	3158	# here we export the classes and methods available to script code
…		…
3019		3161
3020	The following functions and methods are available within a safe environment:	3162	The following functions and methods are available within a safe environment:
3021		3163
3022	cf::object	3164	cf::object
3023	contr pay_amount pay_player map x y force_find force_add destroy	3165	contr pay_amount pay_player map x y force_find force_add destroy
3024	insert remove name archname title slaying race decrease_ob_nr	3166	insert remove name archname title slaying race decrease split
		3167	value
3025		3168
3026	cf::object::player	3169	cf::object::player
3027	player	3170	player
3028		3171
3029	cf::player	3172	cf::player
…		…
3034		3177
3035	=cut	3178	=cut
3036		3179
3037	for (	3180	for (
3038	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3181	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3039	insert remove inv name archname title slaying race	3182	insert remove inv nrof name archname title slaying race
3040	decrease_ob_nr destroy)],	3183	decrease split destroy change_exp value msg lore send_msg)],
3041	["cf::object::player" => qw(player)],	3184	["cf::object::player" => qw(player)],
3042	["cf::player" => qw(peaceful)],	3185	["cf::player" => qw(peaceful send_msg)],
3043	["cf::map" => qw(trigger)],	3186	["cf::map" => qw(trigger)],
3044	) {	3187	) {
3045	no strict 'refs';	3188	no strict 'refs';
3046	my ($pkg, @funs) = @$_;	3189	my ($pkg, @funs) = @$_;
3047	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3190	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3065		3208
3066	my $qcode = $code;	3209	my $qcode = $code;
3067	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3210	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3068	$qcode =~ s/\n/\\n/g;	3211	$qcode =~ s/\n/\\n/g;
3069		3212
		3213	%vars = (_dummy => 0) unless %vars;
		3214
		3215	my @res;
3070	local $_;	3216	local $_;
3071	local @safe::cf::_safe_eval_args = values %vars;
3072		3217
3073	my $eval =	3218	my $eval =
3074	"do {\n"	3219	"do {\n"
3075	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3220	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3076	. "#line 0 \"{$qcode}\"\n"	3221	. "#line 0 \"{$qcode}\"\n"
3077	. $code	3222	. $code
3078	. "\n}"	3223	. "\n}"
3079	;	3224	;
3080		3225
		3226	if ($CFG{safe_eval}) {
3081	sub_generation_inc;	3227	sub_generation_inc;
		3228	local @safe::cf::_safe_eval_args = values %vars;
3082	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3229	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3083	sub_generation_inc;	3230	sub_generation_inc;
		3231	} else {
		3232	local @cf::_safe_eval_args = values %vars;
		3233	@res = wantarray ? eval eval : scalar eval $eval;
		3234	}
3084		3235
3085	if ($@) {	3236	if ($@) {
3086	warn "$@";	3237	warn "$@";
3087	warn "while executing safe code '$code'\n";	3238	warn "while executing safe code '$code'\n";
3088	warn "with arguments " . (join " ", %vars) . "\n";	3239	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3107	=cut	3258	=cut
3108		3259
3109	sub register_script_function {	3260	sub register_script_function {
3110	my ($fun, $cb) = @_;	3261	my ($fun, $cb) = @_;
3111		3262
3112	no strict 'refs';	3263	$fun = "safe::$fun" if $CFG{safe_eval};
3113	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3264	*$fun = $safe_hole->wrap ($cb);
3114	}	3265	}
3115		3266
3116	=back	3267	=back
3117		3268
3118	=cut	3269	=cut
…		…
3139		3290
3140	$facedata->{version} == 2	3291	$facedata->{version} == 2
3141	or cf::cleanup "$path: version mismatch, cannot proceed.";	3292	or cf::cleanup "$path: version mismatch, cannot proceed.";
3142		3293
3143	# patch in the exptable	3294	# patch in the exptable
		3295	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3144	$facedata->{resource}{"res/exp_table"} = {	3296	$facedata->{resource}{"res/exp_table"} = {
3145	type => FT_RSRC,	3297	type => FT_RSRC,
3146	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3298	data => $exp_table,
		3299	hash => (Digest::MD5::md5 $exp_table),
3147	};	3300	};
3148	cf::cede_to_tick;	3301	cf::cede_to_tick;
3149		3302
3150	{	3303	{
3151	my $faces = $facedata->{faceinfo};	3304	my $faces = $facedata->{faceinfo};
…		…
3153	while (my ($face, $info) = each %$faces) {	3306	while (my ($face, $info) = each %$faces) {
3154	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3307	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3155		3308
3156	cf::face::set_visibility $idx, $info->{visibility};	3309	cf::face::set_visibility $idx, $info->{visibility};
3157	cf::face::set_magicmap $idx, $info->{magicmap};	3310	cf::face::set_magicmap $idx, $info->{magicmap};
3158	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3311	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3159	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3312	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3160		3313
3161	cf::cede_to_tick;	3314	cf::cede_to_tick;
3162	}	3315	}
3163		3316
3164	while (my ($face, $info) = each %$faces) {	3317	while (my ($face, $info) = each %$faces) {
…		…
3188		3341
3189	cf::anim::invalidate_all; # d'oh	3342	cf::anim::invalidate_all; # d'oh
3190	}	3343	}
3191		3344
3192	{	3345	{
3193	# TODO: for gcfclient pleasure, we should give resources
3194	# that gcfclient doesn't grok a >10000 face index.
3195	my $res = $facedata->{resource};	3346	my $res = $facedata->{resource};
3196		3347
3197	while (my ($name, $info) = each %$res) {	3348	while (my ($name, $info) = each %$res) {
3198	if (defined $info->{type}) {	3349	if (defined $info->{type}) {
3199	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3350	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3200	my $data;
3201		3351
3202	if ($info->{type} & 1) {	3352	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3203	# prepend meta info
3204
3205	my $meta = $enc->encode ({
3206	name => $name,
3207	%{ $info->{meta} || {} },
3208	});
3209
3210	$data = pack "(w/a*)*", $meta, $info->{data};
3211	} else {
3212	$data = $info->{data};
3213	}
3214
3215	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3216	cf::face::set_type $idx, $info->{type};	3353	cf::face::set_type $idx, $info->{type};
3217	} else {	3354	} else {
3218	$RESOURCE{$name} = $info;	3355	$RESOURCE{$name} = $info;
3219	}	3356	}
3220		3357
3221	cf::cede_to_tick;	3358	cf::cede_to_tick;
3222	}	3359	}
3223
3224	if (my $soundconf = delete $res->{"res/sound.conf"}) {
3225	$soundconf = $enc->decode (delete $soundconf->{data});
3226
3227	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3228	my $sound = $soundconf->{compat}[$_]
3229	or next;
3230
3231	my $face = cf::face::find "sound/$sound->[1]";
3232	cf::sound::set $sound->[0] => $face;
3233	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3234	}
3235
3236	while (my ($k, $v) = each %{$soundconf->{event}}) {
3237	my $face = cf::face::find "sound/$v";
3238	cf::sound::set $k => $face;
3239	}
3240	}
3241	}	3360	}
		3361
		3362	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3242		3363
3243	1	3364	1
3244	}	3365	}
		3366
		3367	cf::global->attach (on_resource_update => sub {
		3368	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3369	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3370
		3371	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3372	my $sound = $soundconf->{compat}[$_]
		3373	or next;
		3374
		3375	my $face = cf::face::find "sound/$sound->[1]";
		3376	cf::sound::set $sound->[0] => $face;
		3377	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3378	}
		3379
		3380	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3381	my $face = cf::face::find "sound/$v";
		3382	cf::sound::set $k => $face;
		3383	}
		3384	}
		3385	});
3245		3386
3246	register_exticmd fx_want => sub {	3387	register_exticmd fx_want => sub {
3247	my ($ns, $want) = @_;	3388	my ($ns, $want) = @_;
3248		3389
3249	while (my ($k, $v) = each %$want) {	3390	while (my ($k, $v) = each %$want) {
3250	$ns->fx_want ($k, $v);	3391	$ns->fx_want ($k, $v);
3251	}	3392	}
3252	};	3393	};
		3394
		3395	sub load_resource_file($) {
		3396	my $guard = lock_acquire "load_resource_file";
		3397
		3398	my $status = load_resource_file_ $_[0];
		3399	get_slot 0.1, 100;
		3400	cf::arch::commit_load;
		3401
		3402	$status
		3403	}
3253		3404
3254	sub reload_regions {	3405	sub reload_regions {
3255	# HACK to clear player env face cache, we need some signal framework	3406	# HACK to clear player env face cache, we need some signal framework
3256	# for this (global event?)	3407	# for this (global event?)
3257	%ext::player_env::MUSIC_FACE_CACHE = ();	3408	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3271	}	3422	}
3272		3423
3273	sub reload_archetypes {	3424	sub reload_archetypes {
3274	load_resource_file "$DATADIR/archetypes"	3425	load_resource_file "$DATADIR/archetypes"
3275	or die "unable to load archetypes\n";	3426	or die "unable to load archetypes\n";
3276	#d# NEED to laod twice to resolve forward references
3277	# this really needs to be done in an extra post-pass
3278	# (which needs to be synchronous, so solve it differently)
3279	load_resource_file "$DATADIR/archetypes"
3280	or die "unable to load archetypes\n";
3281	}	3427	}
3282		3428
3283	sub reload_treasures {	3429	sub reload_treasures {
3284	load_resource_file "$DATADIR/treasures"	3430	load_resource_file "$DATADIR/treasures"
3285	or die "unable to load treasurelists\n";	3431	or die "unable to load treasurelists\n";
3286	}	3432	}
3287		3433
3288	sub reload_resources {	3434	sub reload_resources {
3289	warn "reloading resource files...\n";	3435	warn "reloading resource files...\n";
3290		3436
		3437	reload_facedata;
		3438	reload_archetypes;
3291	reload_regions;	3439	reload_regions;
3292	reload_facedata;
3293	#reload_archetypes;#d#
3294	reload_archetypes;
3295	reload_treasures;	3440	reload_treasures;
3296		3441
3297	warn "finished reloading resource files\n";	3442	warn "finished reloading resource files\n";
3298	}	3443	}
3299		3444
3300	sub init {
3301	reload_resources;
3302	}
3303
3304	sub reload_config {	3445	sub reload_config {
		3446	warn "reloading config file...\n";
		3447
3305	open my $fh, "<:utf8", "$CONFDIR/config"	3448	open my $fh, "<:utf8", "$CONFDIR/config"
3306	or return;	3449	or return;
3307		3450
3308	local $/;	3451	local $/;
3309	*CFG = YAML::Syck::Load <$fh>;	3452	*CFG = YAML::XS::Load scalar <$fh>;
3310		3453
3311	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3454	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3312		3455
3313	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3456	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3314	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3457	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3318	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3461	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3319	and die "WARNING: m(un)lockall failed: $!\n";	3462	and die "WARNING: m(un)lockall failed: $!\n";
3320	};	3463	};
3321	warn $@ if $@;	3464	warn $@ if $@;
3322	}	3465	}
		3466
		3467	warn "finished reloading resource files\n";
		3468	}
		3469
		3470	sub pidfile() {
		3471	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3472	or die "$PIDFILE: $!";
		3473	flock $fh, &Fcntl::LOCK_EX
		3474	or die "$PIDFILE: flock: $!";
		3475	$fh
		3476	}
		3477
		3478	# make sure only one server instance is running at any one time
		3479	sub atomic {
		3480	my $fh = pidfile;
		3481
		3482	my $pid = <$fh>;
		3483	kill 9, $pid if $pid > 0;
		3484
		3485	seek $fh, 0, 0;
		3486	print $fh $$;
		3487	}
		3488
		3489	sub main_loop {
		3490	warn "EV::loop starting\n";
		3491	if (1) {
		3492	EV::loop;
		3493	}
		3494	warn "EV::loop returned\n";
		3495	goto &main_loop unless $REALLY_UNLOOP;
3323	}	3496	}
3324		3497
3325	sub main {	3498	sub main {
		3499	cf::init_globals; # initialise logging
		3500
		3501	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3502	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3503	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3504	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3505
		3506	cf::init_experience;
		3507	cf::init_anim;
		3508	cf::init_attackmess;
		3509	cf::init_dynamic;
		3510
		3511	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3512
3326	# we must not ever block the main coroutine	3513	# we must not ever block the main coroutine
3327	local $Coro::idle = sub {	3514	local $Coro::idle = sub {
3328	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3515	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3329	(async {	3516	(async {
3330	$Coro::current->{desc} = "IDLE BUG HANDLER";	3517	$Coro::current->{desc} = "IDLE BUG HANDLER";
3331	EV::loop EV::LOOP_ONESHOT;	3518	EV::loop EV::LOOP_ONESHOT;
3332	})->prio (Coro::PRIO_MAX);	3519	})->prio (Coro::PRIO_MAX);
3333	};	3520	};
3334		3521
		3522	evthread_start IO::AIO::poll_fileno;
		3523
		3524	cf::sync_job {
		3525	cf::load_settings;
		3526	cf::load_materials;
		3527
		3528	reload_resources;
3335	reload_config;	3529	reload_config;
3336	db_init;	3530	db_init;
		3531
		3532	cf::init_uuid;
		3533	cf::init_signals;
		3534	cf::init_commands;
		3535	cf::init_skills;
		3536
		3537	cf::init_beforeplay;
		3538
		3539	atomic;
		3540
3337	load_extensions;	3541	load_extensions;
3338		3542
3339	$TICK_WATCHER->start;	3543	utime time, time, $RUNTIMEFILE;
3340	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3544
3341	EV::loop;	3545	# no (long-running) fork's whatsoever before this point(!)
		3546	use POSIX ();
		3547	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3548
		3549	(pop @POST_INIT)->(0) while @POST_INIT;
		3550	};
		3551
		3552	main_loop;
3342	}	3553	}
3343		3554
3344	#############################################################################	3555	#############################################################################
3345	# initialisation and cleanup	3556	# initialisation and cleanup
3346		3557
…		…
3352	cf::cleanup "SIG$signal";	3563	cf::cleanup "SIG$signal";
3353	};	3564	};
3354	}	3565	}
3355	}	3566	}
3356		3567
3357	sub write_runtime {	3568	sub write_runtime_sync {
3358	my $runtime = "$LOCALDIR/runtime";
3359
3360	# first touch the runtime file to show we are still running:	3569	# first touch the runtime file to show we are still running:
3361	# the fsync below can take a very very long time.	3570	# the fsync below can take a very very long time.
3362		3571
3363	IO::AIO::aio_utime $runtime, undef, undef;	3572	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3364		3573
3365	my $guard = cf::lock_acquire "write_runtime";	3574	my $guard = cf::lock_acquire "write_runtime";
3366		3575
3367	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3576	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3368	or return;	3577	or return;
3369		3578
3370	my $value = $cf::RUNTIME + 90 + 10;	3579	my $value = $cf::RUNTIME + 90 + 10;
3371	# 10 is the runtime save interval, for a monotonic clock	3580	# 10 is the runtime save interval, for a monotonic clock
3372	# 60 allows for the watchdog to kill the server.	3581	# 60 allows for the watchdog to kill the server.
…		…
3382	aio_utime $fh, undef, undef;	3591	aio_utime $fh, undef, undef;
3383		3592
3384	close $fh	3593	close $fh
3385	or return;	3594	or return;
3386		3595
3387	aio_rename "$runtime~", $runtime	3596	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3388	and return;	3597	and return;
3389		3598
3390	warn "runtime file written.\n";	3599	warn "runtime file written.\n";
3391		3600
3392	1	3601	1
		3602	}
		3603
		3604	our $uuid_lock;
		3605	our $uuid_skip;
		3606
		3607	sub write_uuid_sync($) {
		3608	$uuid_skip ||= $_[0];
		3609
		3610	return if $uuid_lock;
		3611	local $uuid_lock = 1;
		3612
		3613	my $uuid = "$LOCALDIR/uuid";
		3614
		3615	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3616	or return;
		3617
		3618	my $value = uuid_seq uuid_cur;
		3619
		3620	unless ($value) {
		3621	warn "cowardly refusing to write zero uuid value!\n";
		3622	return;
		3623	}
		3624
		3625	my $value = uuid_str $value + $uuid_skip;
		3626	$uuid_skip = 0;
		3627
		3628	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3629	and return;
		3630
		3631	# always fsync - this file is important
		3632	aio_fsync $fh
		3633	and return;
		3634
		3635	close $fh
		3636	or return;
		3637
		3638	aio_rename "$uuid~", $uuid
		3639	and return;
		3640
		3641	warn "uuid file written ($value).\n";
		3642
		3643	1
		3644
		3645	}
		3646
		3647	sub write_uuid($$) {
		3648	my ($skip, $sync) = @_;
		3649
		3650	$sync ? write_uuid_sync $skip
		3651	: async { write_uuid_sync $skip };
3393	}	3652	}
3394		3653
3395	sub emergency_save() {	3654	sub emergency_save() {
3396	my $freeze_guard = cf::freeze_mainloop;	3655	my $freeze_guard = cf::freeze_mainloop;
3397		3656
3398	warn "enter emergency perl save\n";	3657	warn "emergency_perl_save: enter\n";
3399		3658
3400	cf::sync_job {	3659	cf::sync_job {
		3660	# this is a trade-off: we want to be very quick here, so
		3661	# save all maps without fsync, and later call a global sync
		3662	# (which in turn might be very very slow)
		3663	local $USE_FSYNC = 0;
		3664
3401	# use a peculiar iteration method to avoid tripping on perl	3665	# use a peculiar iteration method to avoid tripping on perl
3402	# refcount bugs in for. also avoids problems with players	3666	# refcount bugs in for. also avoids problems with players
3403	# and maps saved/destroyed asynchronously.	3667	# and maps saved/destroyed asynchronously.
3404	warn "begin emergency player save\n";	3668	warn "emergency_perl_save: begin player save\n";
3405	for my $login (keys %cf::PLAYER) {	3669	for my $login (keys %cf::PLAYER) {
3406	my $pl = $cf::PLAYER{$login} or next;	3670	my $pl = $cf::PLAYER{$login} or next;
3407	$pl->valid or next;	3671	$pl->valid or next;
3408	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3672	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3409	$pl->save;	3673	$pl->save;
3410	}	3674	}
3411	warn "end emergency player save\n";	3675	warn "emergency_perl_save: end player save\n";
3412		3676
3413	warn "begin emergency map save\n";	3677	warn "emergency_perl_save: begin map save\n";
3414	for my $path (keys %cf::MAP) {	3678	for my $path (keys %cf::MAP) {
3415	my $map = $cf::MAP{$path} or next;	3679	my $map = $cf::MAP{$path} or next;
3416	$map->valid or next;	3680	$map->valid or next;
3417	$map->save;	3681	$map->save;
3418	}	3682	}
3419	warn "end emergency map save\n";	3683	warn "emergency_perl_save: end map save\n";
3420		3684
3421	warn "begin emergency database checkpoint\n";	3685	warn "emergency_perl_save: begin database checkpoint\n";
3422	BDB::db_env_txn_checkpoint $DB_ENV;	3686	BDB::db_env_txn_checkpoint $DB_ENV;
3423	warn "end emergency database checkpoint\n";	3687	warn "emergency_perl_save: end database checkpoint\n";
		3688
		3689	warn "emergency_perl_save: begin write uuid\n";
		3690	write_uuid_sync 1;
		3691	warn "emergency_perl_save: end write uuid\n";
3424	};	3692	};
3425		3693
		3694	warn "emergency_perl_save: starting sync()\n";
		3695	IO::AIO::aio_sync sub {
		3696	warn "emergency_perl_save: finished sync()\n";
		3697	};
		3698
3426	warn "leave emergency perl save\n";	3699	warn "emergency_perl_save: leave\n";
3427	}	3700	}
3428		3701
3429	sub post_cleanup {	3702	sub post_cleanup {
3430	my ($make_core) = @_;	3703	my ($make_core) = @_;
3431		3704
3432	warn Carp::longmess "post_cleanup backtrace"	3705	warn Carp::longmess "post_cleanup backtrace"
3433	if $make_core;	3706	if $make_core;
		3707
		3708	my $fh = pidfile;
		3709	unlink $PIDFILE if <$fh> == $$;
		3710	}
		3711
		3712	# a safer delete_package, copied from Symbol
		3713	sub clear_package($) {
		3714	my $pkg = shift;
		3715
		3716	# expand to full symbol table name if needed
		3717	unless ($pkg =~ /^main::.*::$/) {
		3718	$pkg = "main$pkg" if $pkg =~ /^::/;
		3719	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3720	$pkg .= '::' unless $pkg =~ /::$/;
		3721	}
		3722
		3723	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3724	my $stem_symtab = *{$stem}{HASH};
		3725
		3726	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3727	or return;
		3728
		3729	# clear all symbols
		3730	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3731	for my $name (keys %$leaf_symtab) {
		3732	_gv_clear *{"$pkg$name"};
		3733	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3734	}
		3735	warn "cleared package $pkg\n";#d#
3434	}	3736	}
3435		3737
3436	sub do_reload_perl() {	3738	sub do_reload_perl() {
3437	# can/must only be called in main	3739	# can/must only be called in main
3438	if ($Coro::current != $Coro::main) {	3740	if ($Coro::current != $Coro::main) {
3439	warn "can only reload from main coroutine";	3741	warn "can only reload from main coroutine";
3440	return;	3742	return;
3441	}	3743	}
3442		3744
		3745	return if $RELOAD++;
		3746
		3747	my $t1 = EV::time;
		3748
		3749	while ($RELOAD) {
3443	warn "reloading...";	3750	warn "reloading...";
3444		3751
3445	warn "entering sync_job";	3752	warn "entering sync_job";
3446		3753
3447	cf::sync_job {	3754	cf::sync_job {
3448	cf::write_runtime; # external watchdog should not bark	3755	cf::write_runtime_sync; # external watchdog should not bark
3449	cf::emergency_save;	3756	cf::emergency_save;
3450	cf::write_runtime; # external watchdog should not bark	3757	cf::write_runtime_sync; # external watchdog should not bark
3451		3758
3452	warn "syncing database to disk";	3759	warn "syncing database to disk";
3453	BDB::db_env_txn_checkpoint $DB_ENV;	3760	BDB::db_env_txn_checkpoint $DB_ENV;
3454		3761
3455	# if anything goes wrong in here, we should simply crash as we already saved	3762	# if anything goes wrong in here, we should simply crash as we already saved
3456		3763
3457	warn "flushing outstanding aio requests";	3764	warn "flushing outstanding aio requests";
3458	for (;;) {
3459	BDB::flush;
3460	IO::AIO::flush;
3461	Coro::cede_notself;
3462	last unless IO::AIO::nreqs || BDB::nreqs;	3765	while (IO::AIO::nreqs || BDB::nreqs) {
3463	warn "iterate...";	3766	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3464	}
3465
3466	++$RELOAD;
3467
3468	warn "cancelling all extension coros";
3469	$_->cancel for values %EXT_CORO;
3470	%EXT_CORO = ();
3471
3472	warn "removing commands";
3473	%COMMAND = ();
3474
3475	warn "removing ext/exti commands";
3476	%EXTCMD = ();
3477	%EXTICMD = ();
3478
3479	warn "unloading/nuking all extensions";
3480	for my $pkg (@EXTS) {
3481	warn "... unloading $pkg";
3482
3483	if (my $cb = $pkg->can ("unload")) {
3484	eval {
3485	$cb->($pkg);
3486	1
3487	} or warn "$pkg unloaded, but with errors: $@";
3488	}	3767	}
3489		3768
3490	warn "... nuking $pkg";	3769	warn "cancelling all extension coros";
3491	Symbol::delete_package $pkg;	3770	$_->cancel for values %EXT_CORO;
3492	}	3771	%EXT_CORO = ();
3493		3772
3494	warn "unloading all perl modules loaded from $LIBDIR";	3773	warn "removing commands";
3495	while (my ($k, $v) = each %INC) {	3774	%COMMAND = ();
3496	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3497		3775
		3776	warn "removing ext/exti commands";
		3777	%EXTCMD = ();
		3778	%EXTICMD = ();
		3779
		3780	warn "unloading/nuking all extensions";
		3781	for my $pkg (@EXTS) {
3498	warn "... unloading $k";	3782	warn "... unloading $pkg";
3499	delete $INC{$k};
3500		3783
3501	$k =~ s/\.pm$//;
3502	$k =~ s/\//::/g;
3503
3504	if (my $cb = $k->can ("unload_module")) {	3784	if (my $cb = $pkg->can ("unload")) {
		3785	eval {
3505	$cb->();	3786	$cb->($pkg);
		3787	1
		3788	} or warn "$pkg unloaded, but with errors: $@";
		3789	}
		3790
		3791	warn "... clearing $pkg";
		3792	clear_package $pkg;
3506	}	3793	}
3507		3794
3508	Symbol::delete_package $k;	3795	warn "unloading all perl modules loaded from $LIBDIR";
		3796	while (my ($k, $v) = each %INC) {
		3797	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3798
		3799	warn "... unloading $k";
		3800	delete $INC{$k};
		3801
		3802	$k =~ s/\.pm$//;
		3803	$k =~ s/\//::/g;
		3804
		3805	if (my $cb = $k->can ("unload_module")) {
		3806	$cb->();
		3807	}
		3808
		3809	clear_package $k;
3509	}	3810	}
3510		3811
3511	warn "getting rid of safe::, as good as possible";	3812	warn "getting rid of safe::, as good as possible";
3512	Symbol::delete_package "safe::$_"	3813	clear_package "safe::$_"
3513	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3814	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3514		3815
3515	warn "unloading cf.pm \"a bit\"";	3816	warn "unloading cf.pm \"a bit\"";
3516	delete $INC{"cf.pm"};	3817	delete $INC{"cf.pm"};
3517	delete $INC{"cf/pod.pm"};	3818	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3518		3819
3519	# don't, removes xs symbols, too,	3820	# don't, removes xs symbols, too,
3520	# and global variables created in xs	3821	# and global variables created in xs
3521	#Symbol::delete_package __PACKAGE__;	3822	#clear_package __PACKAGE__;
3522		3823
3523	warn "unload completed, starting to reload now";	3824	warn "unload completed, starting to reload now";
3524		3825
3525	warn "reloading cf.pm";	3826	warn "reloading cf.pm";
3526	require cf;	3827	require cf;
3527	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3828	cf::_connect_to_perl_1;
3528		3829
3529	warn "loading config and database again";	3830	warn "loading config and database again";
3530	cf::reload_config;	3831	cf::reload_config;
3531		3832
3532	warn "loading extensions";	3833	warn "loading extensions";
3533	cf::load_extensions;	3834	cf::load_extensions;
3534		3835
		3836	if ($REATTACH_ON_RELOAD) {
3535	warn "reattaching attachments to objects/players";	3837	warn "reattaching attachments to objects/players";
3536	_global_reattach; # objects, sockets	3838	_global_reattach; # objects, sockets
3537	warn "reattaching attachments to maps";	3839	warn "reattaching attachments to maps";
3538	reattach $_ for values %MAP;	3840	reattach $_ for values %MAP;
3539	warn "reattaching attachments to players";	3841	warn "reattaching attachments to players";
3540	reattach $_ for values %PLAYER;	3842	reattach $_ for values %PLAYER;
		3843	}
3541		3844
		3845	warn "running post_init jobs";
		3846	(pop @POST_INIT)->(1) while @POST_INIT;
		3847
3542	warn "leaving sync_job";	3848	warn "leaving sync_job";
3543		3849
3544	1	3850	1
3545	} or do {	3851	} or do {
3546	warn $@;	3852	warn $@;
3547	warn "error while reloading, exiting.";	3853	cf::cleanup "error while reloading, exiting.";
3548	exit 1;
3549	};	3854	};
3550		3855
3551	warn "reloaded";	3856	warn "reloaded";
		3857	--$RELOAD;
		3858	}
		3859
		3860	$t1 = EV::time - $t1;
		3861	warn "reload completed in ${t1}s\n";
3552	};	3862	};
3553		3863
3554	our $RELOAD_WATCHER; # used only during reload	3864	our $RELOAD_WATCHER; # used only during reload
3555		3865
3556	sub reload_perl() {	3866	sub reload_perl() {
3557	# doing reload synchronously and two reloads happen back-to-back,	3867	# doing reload synchronously and two reloads happen back-to-back,
3558	# coro crashes during coro_state_free->destroy here.	3868	# coro crashes during coro_state_free->destroy here.
3559		3869
		3870	$RELOAD_WATCHER ||= cf::async {
		3871	Coro::AIO::aio_wait cache_extensions;
		3872
3560	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3873	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
		3874	do_reload_perl;
3561	undef $RELOAD_WATCHER;	3875	undef $RELOAD_WATCHER;
3562	do_reload_perl;	3876	};
3563	};	3877	};
3564	}	3878	}
3565		3879
3566	register_command "reload" => sub {	3880	register_command "reload" => sub {
3567	my ($who, $arg) = @_;	3881	my ($who, $arg) = @_;
…		…
3581		3895
3582	our @WAIT_FOR_TICK;	3896	our @WAIT_FOR_TICK;
3583	our @WAIT_FOR_TICK_BEGIN;	3897	our @WAIT_FOR_TICK_BEGIN;
3584		3898
3585	sub wait_for_tick {	3899	sub wait_for_tick {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	3900	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3588		3901
3589	my $signal = new Coro::Signal;	3902	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK, $signal;	3903	push @WAIT_FOR_TICK, $signal;
3591	$signal->wait;	3904	$signal->wait;
3592	}	3905	}
3593		3906
3594	sub wait_for_tick_begin {	3907	sub wait_for_tick_begin {
3595	return unless $TICK_WATCHER->is_active;
3596	return if $Coro::current == $Coro::main;	3908	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3597		3909
3598	my $signal = new Coro::Signal;	3910	my $signal = new Coro::Signal;
3599	push @WAIT_FOR_TICK_BEGIN, $signal;	3911	push @WAIT_FOR_TICK_BEGIN, $signal;
3600	$signal->wait;	3912	$signal->wait;
3601	}	3913	}
3602		3914
3603	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3915	sub tick {
3604	if ($Coro::current != $Coro::main) {	3916	if ($Coro::current != $Coro::main) {
3605	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3917	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3606	unless ++$bug_warning > 10;	3918	unless ++$bug_warning > 10;
3607	return;	3919	return;
3608	}	3920	}
3609		3921
3610	$NOW = $tick_start = EV::now;
3611
3612	cf::server_tick; # one server iteration	3922	cf::server_tick; # one server iteration
3613		3923
3614	$RUNTIME += $TICK;	3924	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3615	$NEXT_TICK = $_[0]->at;
3616		3925
3617	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3926	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3618	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3927	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3619	Coro::async_pool {	3928	Coro::async_pool {
3620	$Coro::current->{desc} = "runtime saver";	3929	$Coro::current->{desc} = "runtime saver";
3621	write_runtime	3930	write_runtime_sync
3622	or warn "ERROR: unable to write runtime file: $!";	3931	or warn "ERROR: unable to write runtime file: $!";
3623	};	3932	};
3624	}	3933	}
3625		3934
3626	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3935	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3628	}	3937	}
3629	while (my $sig = shift @WAIT_FOR_TICK) {	3938	while (my $sig = shift @WAIT_FOR_TICK) {
3630	$sig->send;	3939	$sig->send;
3631	}	3940	}
3632		3941
3633	$LOAD = ($NOW - $tick_start) / $TICK;	3942	$LOAD = ($NOW - $TICK_START) / $TICK;
3634	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3943	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3635		3944
3636	_post_tick;	3945	if (0) {
3637	};	3946	if ($NEXT_TICK) {
3638	$TICK_WATCHER->priority (EV::MAXPRI);	3947	my $jitter = $TICK_START - $NEXT_TICK;
		3948	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3949	warn "jitter $JITTER\n";#d#
		3950	}
		3951	}
		3952	}
3639		3953
3640	{	3954	{
3641	# configure BDB	3955	# configure BDB
3642		3956
3643	BDB::min_parallel 8;	3957	BDB::min_parallel 16;
3644	BDB::max_poll_reqs $TICK * 0.1;	3958	BDB::max_poll_reqs $TICK * 0.1;
3645	$Coro::BDB::WATCHER->priority (1);	3959	$AnyEvent::BDB::WATCHER->priority (1);
3646		3960
3647	unless ($DB_ENV) {	3961	unless ($DB_ENV) {
3648	$DB_ENV = BDB::db_env_create;	3962	$DB_ENV = BDB::db_env_create;
3649	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3963	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3650	| BDB::LOG_AUTOREMOVE, 1);	3964	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3965	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3651	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3966	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3652	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3967	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3653		3968
3654	cf::sync_job {	3969	cf::sync_job {
3655	eval {	3970	eval {
…		…
3681	{	3996	{
3682	# configure IO::AIO	3997	# configure IO::AIO
3683		3998
3684	IO::AIO::min_parallel 8;	3999	IO::AIO::min_parallel 8;
3685	IO::AIO::max_poll_time $TICK * 0.1;	4000	IO::AIO::max_poll_time $TICK * 0.1;
3686	$Coro::AIO::WATCHER->priority (1);	4001	undef $AnyEvent::AIO::WATCHER;
3687	}	4002	}
3688		4003
3689	my $_log_backtrace;	4004	my $_log_backtrace;
3690		4005
3691	sub _log_backtrace {	4006	sub _log_backtrace {
…		…
3694	$msg =~ s/\n//;	4009	$msg =~ s/\n//;
3695		4010
3696	# limit the # of concurrent backtraces	4011	# limit the # of concurrent backtraces
3697	if ($_log_backtrace < 2) {	4012	if ($_log_backtrace < 2) {
3698	++$_log_backtrace;	4013	++$_log_backtrace;
		4014	my $perl_bt = Carp::longmess $msg;
3699	async {	4015	async {
3700	$Coro::current->{desc} = "abt $msg";	4016	$Coro::current->{desc} = "abt $msg";
3701		4017
3702	my @bt = fork_call {	4018	my @bt = fork_call {
3703	@addr = map { sprintf "%x", $_ } @addr;	4019	@addr = map { sprintf "%x", $_ } @addr;
…		…
3714	}	4030	}
3715		4031
3716	@funcs	4032	@funcs
3717	};	4033	};
3718		4034
3719	LOG llevInfo, "[ABT] $msg\n";	4035	LOG llevInfo, "[ABT] $perl_bt\n";
		4036	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3720	LOG llevInfo, "[ABT] $_\n" for @bt;	4037	LOG llevInfo, "[ABT] $_\n" for @bt;
3721	--$_log_backtrace;	4038	--$_log_backtrace;
3722	};	4039	};
3723	} else {	4040	} else {
3724	LOG llevInfo, "[ABT] $msg\n";	4041	LOG llevInfo, "[ABT] $msg\n";
3725	LOG llevInfo, "[ABT] [suppressed]\n";	4042	LOG llevInfo, "[ABT] [suppressed]\n";
3726	}	4043	}
3727	}	4044	}
3728		4045
3729	# load additional modules	4046	# load additional modules
3730	use cf::pod;	4047	require "cf/$_.pm" for @EXTRA_MODULES;
		4048	cf::_connect_to_perl_2;
3731		4049
3732	END { cf::emergency_save }	4050	END { cf::emergency_save }
3733		4051
3734	1	4052	1
3735		4053

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