ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.406 by root, Mon Dec 17 08:27:44 2007 UTC vs.
Revision 1.506 by root, Wed Feb 3 20:48:22 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<$name> through which attachable objects of the
734	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
735		823
736	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
737	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
738		826
739	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
740		828
741	=over 4	829	=over 4
…		…
1032		1120
1033	sub reattach {	1121	sub reattach {
1034	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
1035	my ($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;
1289	}	1402	}
1290		1403
		1404	my $pass = 0;
1291	my %done;	1405	my %done;
1292	while (%todo) {	1406	while (%todo) {
1293	my $progress;	1407	my $progress;
1294		1408
		1409	++$pass;
		1410
		1411	ext:
1295	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1296	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1297	goto skip	1414	next ext
1298	unless exists $done{$_};	1415	unless exists $done{$_};
1299	}	1416	}
1300		1417
1301	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1302		1419
1303	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1304	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1305	: "$v->{base}: extension inactive.\n";
1306		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1307	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1308	warn $msg;	1427	} else {
1309	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1310	exit 1;	1429	push @EXTS, $v->{pkg};
1311	}	1430	$progress = 1;
1312		1431
1313	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1314	}	1434	}
1315
1316	$done{$k} = delete $todo{$k};
1317	push @EXTS, $v->{pkg};
1318	$progress = 1;
1319	}	1435	}
1320		1436
1321	skip:	1437	unless ($progress) {
1322	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1323	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1324	}	1445	}
1325	};	1446	};
1326	}	1447	}
1327		1448
1328	#############################################################################	1449	#############################################################################
1329		1450
1330	=back	1451	=back
1331		1452
1332	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1333		1454
1334	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1335		1456
1336	=cut	1457	=cut
1337		1458
1338	package cf::player;	1459	package cf::player;
1339		1460
…		…
1382		1503
1383	sub exists($) {	1504	sub exists($) {
1384	my ($login) = @_;	1505	my ($login) = @_;
1385		1506
1386	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1387	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1388	}	1509	}
1389		1510
1390	sub find($) {	1511	sub find($) {
1391	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1392	my $login = $_[0];	1513	my $login = $_[0];
…		…
1404	my $f = new_from_file cf::object::thawer path $login	1525	my $f = new_from_file cf::object::thawer path $login
1405	or return;	1526	or return;
1406		1527
1407	my $pl = cf::player::load_pl $f	1528	my $pl = cf::player::load_pl $f
1408	or return;	1529	or return;
		1530
1409	local $cf::PLAYER_LOADING{$login} = $pl;	1531	local $cf::PLAYER_LOADING{$login} = $pl;
1410	$f->resolve_delayed_derefs;	1532	$f->resolve_delayed_derefs;
1411	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1412	}	1534	}
1413	}	1535	}
…		…
1423		1545
1424	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1425		1547
1426	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1427	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
		1550
		1551	cf::get_slot 0.01;
1428		1552
1429	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1430	cf::cede_to_tick;	1554	cf::cede_to_tick;
1431	}	1555	}
1432		1556
…		…
1464	my ($pl) = @_;	1588	my ($pl) = @_;
1465		1589
1466	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1467		1591
1468	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1469	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1470		1594
1471	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1472	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1473	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1474	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1475		1601
1476	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1477	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1516		1642
1517	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
1518	my $path = path $login;	1644	my $path = path $login;
1519		1645
1520	# a .pst is a dead give-away for a valid player	1646	# a .pst is a dead give-away for a valid player
1521	unless (-e "$path.pst") {	1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1522	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1523	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1524	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
1525	}	1652	}
1526		1653
…		…
1557	}	1684	}
1558		1685
1559	\@paths	1686	\@paths
1560	}	1687	}
1561		1688
1562	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1563		1690
1564	Expand crossfire pod fragments into protocol xml.	1691	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		1692
1655	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1656		1694
1657	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1658		1696
…		…
1725	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1726	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1727		1765
1728	sub generate_random_map {	1766	sub generate_random_map {
1729	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1730	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1731	$self->_create_random_map (	1772	$self->_create_random_map (
1732	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1733	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1734	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1856		1897
1857	# the temporary/swap location	1898	# the temporary/swap location
1858	sub save_path {	1899	sub save_path {
1859	my ($self) = @_;	1900	my ($self) = @_;
1860		1901
1861	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1862	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1863	}	1904	}
1864		1905
1865	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1866	sub uniq_path {	1907	sub uniq_path {
1867	my ($self) = @_;	1908	my ($self) = @_;
1868		1909
1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1870	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$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 $_->outdoor, values %cf::MAP;
1880	}	1912	}
1881		1913
1882	sub decay_objects {	1914	sub decay_objects {
1883	my ($self) = @_;	1915	my ($self) = @_;
1884		1916
…		…
1968	sub find {	2000	sub find {
1969	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1970		2002
1971	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1972		2004
1973	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1974	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1975		2007
1976	$cf::MAP{$path} || do {	2008	$cf::MAP{$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	2009	my $map = new_from_path cf::map $path
1981	or return;	2010	or return;
1982		2011
1983	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1984		2013
…		…
1986	or return;	2015	or return;
1987		2016
1988	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1989	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1990	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
1991	undef $guard1;	2021	undef $guard1;
1992	undef $guard2;
1993	$map->reset;	2022	$map->reset;
1994	return find $path;	2023	return find $path;
1995	}	2024	}
1996		2025
1997	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1998	}	2027	}
1999	}	2028	}
2000		2029
2001	sub pre_load { }	2030	sub pre_load { }
2002	sub post_load { }	2031	#sub post_load { } # XS
2003		2032
2004	sub load {	2033	sub load {
2005	my ($self) = @_;	2034	my ($self) = @_;
2006		2035
2007	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2024	my $f = new_from_file cf::object::thawer $self->{load_path};	2053	my $f = new_from_file cf::object::thawer $self->{load_path};
2025	$f->skip_block;	2054	$f->skip_block;
2026	$self->_load_objects ($f)	2055	$self->_load_objects ($f)
2027	or return;	2056	or return;
2028		2057
2029	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
2030	if delete $self->{load_original};	2059	if delete $self->{load_original};
2031		2060
2032	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
2033	utf8::encode $uniq;	2062	utf8::encode $uniq;
2034	unless (aio_stat $uniq) {	2063	unless (aio_stat $uniq) {
…		…
2052	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
2053	$self->decay_objects;	2082	$self->decay_objects;
2054	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
2055	$self->update_buttons;	2084	$self->update_buttons;
2056	cf::cede_to_tick;	2085	cf::cede_to_tick;
2057	$self->set_darkness_map;
2058	cf::cede_to_tick;
2059	$self->activate;	2086	$self->activate;
2060	}	2087	}
2061		2088
2062	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
2063	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
2064		2091
2065	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
2066	}	2093	}
2067		2094
2068	$self->post_load;	2095	$self->post_load;
2069	}	2096	}
2070		2097
…		…
2128	my ($path, $origin, $load) = @_;	2155	my ($path, $origin, $load) = @_;
2129		2156
2130	$path = normalise $path, $origin && $origin->{path};	2157	$path = normalise $path, $origin && $origin->{path};
2131		2158
2132	if (my $map = $cf::MAP{$path}) {	2159	if (my $map = $cf::MAP{$path}) {
2133	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2160	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2134	}	2161	}
2135		2162
2136	$MAP_PREFETCH{$path} |= $load;	2163	$MAP_PREFETCH{$path} |= $load;
2137		2164
2138	$MAP_PREFETCHER ||= cf::async {	2165	$MAP_PREFETCHER ||= cf::async {
…		…
2175	cf::async {	2202	cf::async {
2176	$Coro::current->{desc} = "map player save";	2203	$Coro::current->{desc} = "map player save";
2177	$_->contr->save for $self->players;	2204	$_->contr->save for $self->players;
2178	};	2205	};
2179		2206
		2207	cf::get_slot 0.02;
		2208
2180	if ($uniq) {	2209	if ($uniq) {
2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2210	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2182	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2211	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2183	} else {	2212	} else {
2184	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2213	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2192	$self->save;	2221	$self->save;
2193		2222
2194	my $lock = cf::lock_acquire "map_data:$self->{path}";	2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
2195		2224
2196	return if $self->players;	2225	return if $self->players;
2197	return if $self->in_memory != cf::MAP_IN_MEMORY;	2226	return if $self->in_memory != cf::MAP_ACTIVE;
2198	return if $self->{deny_save};	2227	return if $self->{deny_save};
2199		2228
2200	$self->in_memory (cf::MAP_SWAPPED);	2229	$self->in_memory (cf::MAP_SWAPPED);
2201		2230
2202	$self->deactivate;	2231	$self->deactivate;
…		…
2227		2256
2228	my $lock = cf::lock_acquire "map_data:$self->{path}";	2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
2229		2258
2230	return if $self->players;	2259	return if $self->players;
2231		2260
2232	warn "resetting map ", $self->path;	2261	warn "resetting map ", $self->path, "\n";
2233		2262
2234	$self->in_memory (cf::MAP_SWAPPED);	2263	$self->in_memory (cf::MAP_SWAPPED);
2235		2264
2236	# need to save uniques path	2265	# need to save uniques path
2237	unless ($self->{deny_save}) {	2266	unless ($self->{deny_save}) {
…		…
2320		2349
2321	sub unique_maps() {	2350	sub unique_maps() {
2322	[	2351	[
2323	map {	2352	map {
2324	utf8::decode $_;	2353	utf8::decode $_;
2325	/\.map$/	2354	s/\.map$//; # TODO future compatibility hack
		2355	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2356	? ()
2326	? normalise $_	2357	: normalise $_
2327	: ()
2328	} @{ aio_readdir $UNIQUEDIR or [] }	2358	} @{ aio_readdir $UNIQUEDIR or [] }
2329	]	2359	]
2330	}	2360	}
2331		2361
2332	package cf;	2362	=item cf::map::static_maps
		2363
		2364	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2365	file in the shared directory excluding F</styles> and F</editor>). May
		2366	block.
		2367
		2368	=cut
		2369
		2370	sub static_maps() {
		2371	my @dirs = "";
		2372	my @maps;
		2373
		2374	while (@dirs) {
		2375	my $dir = shift @dirs;
		2376
		2377	next if $dir eq "/styles" || $dir eq "/editor";
		2378
		2379	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2380	or return;
		2381
		2382	for (@$files) {
		2383	s/\.map$// or next;
		2384	utf8::decode $_;
		2385	push @maps, "$dir/$_";
		2386	}
		2387
		2388	push @dirs, map "$dir/$_", @$dirs;
		2389	}
		2390
		2391	\@maps
		2392	}
2333		2393
2334	=back	2394	=back
2335		2395
2336	=head3 cf::object	2396	=head3 cf::object
2337		2397
…		…
2341		2401
2342	=over 4	2402	=over 4
2343		2403
2344	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2345		2405
2346	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2347		2408
2348	=cut	2409	=cut
2349		2410
2350	sub inv_recursive_;	2411	sub inv_recursive_;
2351	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2356	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2357	}	2418	}
2358		2419
2359	=item $ref = $ob->ref	2420	=item $ref = $ob->ref
2360		2421
2361	creates and returns a persistent reference to an objetc that can be stored as a string.	2422	Creates and returns a persistent reference to an object that can be stored as a string.
2362		2423
2363	=item $ob = cf::object::deref ($refstring)	2424	=item $ob = cf::object::deref ($refstring)
2364		2425
2365	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2366	even if the object actually exists. May block.	2427	even if the object actually exists. May block.
…		…
2398	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2399	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2400		2461
2401	=cut	2462	=cut
2402		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
		2477
2403	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2404	# with dialog boxes.	2479	# with dialog boxes.
2405	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2406	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
2407	my ($self, $npc, $msg, $flags) = @_;	2482	my ($self, $npc, $msg, $flags) = @_;
…		…
2418	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2420		2495
2421	} else {	2496	} else {
2422	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2423	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2424	}	2499	}
2425	}	2500	}
2426	}	2501	}
2427		2502
2428	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2453		2528
2454	=item $player_object->enter_link	2529	=item $player_object->enter_link
2455		2530
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2531	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2532
2458	The player should be reasonably safe there for short amounts of time. You	2533	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.	2534	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2535	though, as the palyer cannot control the character while it is on the link
		2536	map.
2460		2537
2461	Will never block.	2538	Will never block.
2462		2539
2463	=item $player_object->leave_link ($map, $x, $y)	2540	=item $player_object->leave_link ($map, $x, $y)
2464		2541
…		…
2516	($x, $y) = (-1, -1)	2593	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2594	unless (defined $x) && (defined $y);
2518		2595
2519	# use -1 or undef as default coordinates, not 0, 0	2596	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2597	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2598	if $x <= 0 && $y <= 0;
2522		2599
2523	$map->load;	2600	$map->load;
2524	$map->load_neighbours;	2601	$map->load_neighbours;
2525		2602
2526	return unless $self->contr->active;	2603	return unless $self->contr->active;
2527	$self->activate_recursive;
2528		2604
2529	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2605	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2530	$self->enter_map ($map, $x, $y);	2606	$self->enter_map ($map, $x, $y);
		2607
		2608	# only activate afterwards, to support waiting in hooks
		2609	$self->activate_recursive;
2531	}	2610	}
2532		2611
2533	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2534		2613
2535	Moves the player to the given map-path and coordinates by first freezing	2614	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	2615	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	2616	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	2617	the new (success) or old (failed) map position. In either case, $done will
2539	be called at the end of this process.	2618	be called at the end of this process.
		2619
		2620	Note that $check will be called with a potentially non-loaded map, so if
		2621	it needs a loaded map it has to call C<< ->load >>.
2540		2622
2541	=cut	2623	=cut
2542		2624
2543	our $GOTOGEN;	2625	our $GOTOGEN;
2544		2626
…		…
2623	}	2705	}
2624		2706
2625	sub prepare_random_map {	2707	sub prepare_random_map {
2626	my ($exit) = @_;	2708	my ($exit) = @_;
2627		2709
2628	my $guard = cf::lock_acquire "exit_prepare:$exit";
2629
2630	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2631	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2632	# that depends on the exit object	2712	# that depends on the exit object
2633		2713
2634	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2636	if ($exit->map) {	2716	if ($exit->map) {
2637	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2638	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2639	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2640	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2641	}	2723	}
2642		2724
2643	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2644		2726
2645	my $data = cf::encode_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2646	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2647	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2648		2730
2649	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2650	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2651	undef $fh;	2733	undef $fh;
2652	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2653		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2654	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2655	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2656	}	2742	}
2657	}	2743	}
2658		2744
2659	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2660	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2661		2747
2662	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2663		2749
2664	if ($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;	2750	$self->enter_link;
2676		2751
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 {	2752	(async {
2682	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2753	$Coro::current->{desc} = "enter_exit";
2683		2754
2684	$self->deactivate_recursive; # just to be sure
2685	unless (eval {	2755	unless (eval {
		2756	$self->deactivate_recursive; # just to be sure
		2757
		2758	# random map handling
		2759	{
		2760	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2761
		2762	prepare_random_map $exit
		2763	if $exit->slaying eq "/!";
		2764	}
		2765
		2766	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2767	my $x = $exit->stats->hp;
		2768	my $y = $exit->stats->sp;
		2769
2686	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2687		2771
		2772	# if exit is damned, update players death & WoR home-position
		2773	$self->contr->savebed ($map, $x, $y)
		2774	if $exit->flag (cf::FLAG_DAMNED);
		2775
2688	1;	2776	1
2689	}) {	2777	}) {
2690	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the deliantra server. "
2691	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2692	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2693	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
2694		2782
2695	warn "ERROR in enter_exit: $@";	2783	warn "ERROR in enter_exit: $@";
…		…
2712	sub cf::client::send_drawinfo {	2800	sub cf::client::send_drawinfo {
2713	my ($self, $text, $flags) = @_;	2801	my ($self, $text, $flags) = @_;
2714		2802
2715	utf8::encode $text;	2803	utf8::encode $text;
2716	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2804	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2805	}
		2806
		2807	=item $client->send_big_packet ($pkt)
		2808
		2809	Like C<send_packet>, but tries to compress large packets, and fragments
		2810	them as required.
		2811
		2812	=cut
		2813
		2814	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2815
		2816	sub cf::client::send_big_packet {
		2817	my ($self, $pkt) = @_;
		2818
		2819	# try lzf for large packets
		2820	$pkt = "lzf " . Compress::LZF::compress $pkt
		2821	if 1024 <= length $pkt and $self->{can_lzf};
		2822
		2823	# split very large packets
		2824	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2825	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2826	$pkt = "frag";
		2827	}
		2828
		2829	$self->send_packet ($pkt);
2717	}	2830	}
2718		2831
2719	=item $client->send_msg ($channel, $msg, $color, [extra...])	2832	=item $client->send_msg ($channel, $msg, $color, [extra...])
2720		2833
2721	Send a drawinfo or msg packet to the client, formatting the msg for the	2834	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2725		2838
2726	=cut	2839	=cut
2727		2840
2728	# non-persistent channels (usually the info channel)	2841	# non-persistent channels (usually the info channel)
2729	our %CHANNEL = (	2842	our %CHANNEL = (
		2843	"c/motd" => {
		2844	id => "infobox",
		2845	title => "MOTD",
		2846	reply => undef,
		2847	tooltip => "The message of the day",
		2848	},
2730	"c/identify" => {	2849	"c/identify" => {
2731	id => "infobox",	2850	id => "infobox",
2732	title => "Identify",	2851	title => "Identify",
2733	reply => undef,	2852	reply => undef,
2734	tooltip => "Items recently identified",	2853	tooltip => "Items recently identified",
…		…
2736	"c/examine" => {	2855	"c/examine" => {
2737	id => "infobox",	2856	id => "infobox",
2738	title => "Examine",	2857	title => "Examine",
2739	reply => undef,	2858	reply => undef,
2740	tooltip => "Signs and other items you examined",	2859	tooltip => "Signs and other items you examined",
		2860	},
		2861	"c/shopinfo" => {
		2862	id => "infobox",
		2863	title => "Shop Info",
		2864	reply => undef,
		2865	tooltip => "What your bargaining skill tells you about the shop",
2741	},	2866	},
2742	"c/book" => {	2867	"c/book" => {
2743	id => "infobox",	2868	id => "infobox",
2744	title => "Book",	2869	title => "Book",
2745	reply => undef,	2870	reply => undef,
…		…
2761	id => "infobox",	2886	id => "infobox",
2762	title => "Body Parts",	2887	title => "Body Parts",
2763	reply => undef,	2888	reply => undef,
2764	tooltip => "Shows which body parts you posess and are available",	2889	tooltip => "Shows which body parts you posess and are available",
2765	},	2890	},
		2891	"c/statistics" => {
		2892	id => "infobox",
		2893	title => "Statistics",
		2894	reply => undef,
		2895	tooltip => "Shows your primary statistics",
		2896	},
		2897	"c/skills" => {
		2898	id => "infobox",
		2899	title => "Skills",
		2900	reply => undef,
		2901	tooltip => "Shows your experience per skill and item power",
		2902	},
		2903	"c/shopitems" => {
		2904	id => "infobox",
		2905	title => "Shop Items",
		2906	reply => undef,
		2907	tooltip => "Shows the items currently for sale in this shop",
		2908	},
		2909	"c/resistances" => {
		2910	id => "infobox",
		2911	title => "Resistances",
		2912	reply => undef,
		2913	tooltip => "Shows your resistances",
		2914	},
		2915	"c/pets" => {
		2916	id => "infobox",
		2917	title => "Pets",
		2918	reply => undef,
		2919	tooltip => "Shows information abotu your pets/a specific pet",
		2920	},
		2921	"c/perceiveself" => {
		2922	id => "infobox",
		2923	title => "Perceive Self",
		2924	reply => undef,
		2925	tooltip => "You gained detailed knowledge about yourself",
		2926	},
2766	"c/uptime" => {	2927	"c/uptime" => {
2767	id => "infobox",	2928	id => "infobox",
2768	title => "Uptime",	2929	title => "Uptime",
2769	reply => undef,	2930	reply => undef,
2770	tooltip => "How long the server has been running since last restart",	2931	tooltip => "How long the server has been running since last restart",
…		…
2773	id => "infobox",	2934	id => "infobox",
2774	title => "Map Info",	2935	title => "Map Info",
2775	reply => undef,	2936	reply => undef,
2776	tooltip => "Information related to the maps",	2937	tooltip => "Information related to the maps",
2777	},	2938	},
		2939	"c/party" => {
		2940	id => "party",
		2941	title => "Party",
		2942	reply => "gsay ",
		2943	tooltip => "Messages and chat related to your party",
		2944	},
		2945	"c/death" => {
		2946	id => "death",
		2947	title => "Death",
		2948	reply => undef,
		2949	tooltip => "Reason for and more info about your most recent death",
		2950	},
		2951	"c/say" => $SAY_CHANNEL,
		2952	"c/chat" => $CHAT_CHANNEL,
2778	);	2953	);
2779		2954
2780	sub cf::client::send_msg {	2955	sub cf::client::send_msg {
2781	my ($self, $channel, $msg, $color, @extra) = @_;	2956	my ($self, $channel, $msg, $color, @extra) = @_;
2782		2957
2783	$msg = $self->pl->expand_cfpod ($msg);	2958	$msg = $self->pl->expand_cfpod ($msg)
		2959	unless $color & cf::NDI_VERBATIM;
2784		2960
2785	$color &= cf::NDI_CLIENT_MASK; # just in case...	2961	$color &= cf::NDI_CLIENT_MASK; # just in case...
2786		2962
2787	# check predefined channels, for the benefit of C	2963	# check predefined channels, for the benefit of C
2788	if ($CHANNEL{$channel}) {	2964	if ($CHANNEL{$channel}) {
2789	$channel = $CHANNEL{$channel};	2965	$channel = $CHANNEL{$channel};
2790		2966
2791	$self->ext_msg (channel_info => $channel)	2967	$self->ext_msg (channel_info => $channel);
2792	if $self->can_msg;
2793
2794	$channel = $channel->{id};	2968	$channel = $channel->{id};
2795		2969
2796	} elsif (ref $channel) {	2970	} elsif (ref $channel) {
2797	# send meta info to client, if not yet sent	2971	# send meta info to client, if not yet sent
2798	unless (exists $self->{channel}{$channel->{id}}) {	2972	unless (exists $self->{channel}{$channel->{id}}) {
2799	$self->{channel}{$channel->{id}} = $channel;	2973	$self->{channel}{$channel->{id}} = $channel;
2800	$self->ext_msg (channel_info => $channel)	2974	$self->ext_msg (channel_info => $channel);
2801	if $self->can_msg;
2802	}	2975	}
2803		2976
2804	$channel = $channel->{id};	2977	$channel = $channel->{id};
2805	}	2978	}
2806		2979
2807	return unless @extra || length $msg;	2980	return unless @extra || length $msg;
2808		2981
2809	if ($self->can_msg) {
2810	# default colour, mask it out	2982	# default colour, mask it out
2811	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2983	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2812	if $color & cf::NDI_DEF;	2984	if $color & cf::NDI_DEF;
2813		2985
2814	$self->send_packet ("msg " . $self->{json_coder}->encode (	2986	my $pkt = "msg "
		2987	. $self->{json_coder}->encode (
2815	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2988	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2816	} else {	2989	);
2817	if ($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		2990
2828	$color &= cf::NDI_COLOR_MASK;	2991	$self->send_big_packet ($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	}	2992	}
2842		2993
2843	=item $client->ext_msg ($type, @msg)	2994	=item $client->ext_msg ($type, @msg)
2844		2995
2845	Sends an ext event to the client.	2996	Sends an ext event to the client.
…		…
2848		2999
2849	sub cf::client::ext_msg($$@) {	3000	sub cf::client::ext_msg($$@) {
2850	my ($self, $type, @msg) = @_;	3001	my ($self, $type, @msg) = @_;
2851		3002
2852	if ($self->extcmd == 2) {	3003	if ($self->extcmd == 2) {
2853	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3004	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2854	} elsif ($self->extcmd == 1) { # TODO: remove	3005	} elsif ($self->extcmd == 1) { # TODO: remove
2855	push @msg, msgtype => "event_$type";	3006	push @msg, msgtype => "event_$type";
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	3008	}
2858	}	3009	}
2859		3010
2860	=item $client->ext_reply ($msgid, @msg)	3011	=item $client->ext_reply ($msgid, @msg)
2861		3012
…		…
2865		3016
2866	sub cf::client::ext_reply($$@) {	3017	sub cf::client::ext_reply($$@) {
2867	my ($self, $id, @msg) = @_;	3018	my ($self, $id, @msg) = @_;
2868		3019
2869	if ($self->extcmd == 2) {	3020	if ($self->extcmd == 2) {
2870	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3021	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2871	} elsif ($self->extcmd == 1) {	3022	} elsif ($self->extcmd == 1) {
2872	#TODO: version 1, remove	3023	#TODO: version 1, remove
2873	unshift @msg, msgtype => "reply", msgid => $id;	3024	unshift @msg, msgtype => "reply", msgid => $id;
2874	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3025	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2875	}	3026	}
2876	}	3027	}
2877		3028
2878	=item $success = $client->query ($flags, "text", \&cb)	3029	=item $success = $client->query ($flags, "text", \&cb)
2879		3030
…		…
3006	our $safe_hole = new Safe::Hole;	3157	our $safe_hole = new Safe::Hole;
3007		3158
3008	$SIG{FPE} = 'IGNORE';	3159	$SIG{FPE} = 'IGNORE';
3009		3160
3010	$safe->permit_only (Opcode::opset qw(	3161	$safe->permit_only (Opcode::opset qw(
3011	:base_core :base_mem :base_orig :base_math	3162	:base_core :base_mem :base_orig :base_math :base_loop
3012	grepstart grepwhile mapstart mapwhile	3163	grepstart grepwhile mapstart mapwhile
3013	sort time	3164	sort time
3014	));	3165	));
3015		3166
3016	# here we export the classes and methods available to script code	3167	# here we export the classes and methods available to script code
…		…
3019		3170
3020	The following functions and methods are available within a safe environment:	3171	The following functions and methods are available within a safe environment:
3021		3172
3022	cf::object	3173	cf::object
3023	contr pay_amount pay_player map x y force_find force_add destroy	3174	contr pay_amount pay_player map x y force_find force_add destroy
3024	insert remove name archname title slaying race decrease_ob_nr	3175	insert remove name archname title slaying race decrease split
		3176	value
3025		3177
3026	cf::object::player	3178	cf::object::player
3027	player	3179	player
3028		3180
3029	cf::player	3181	cf::player
…		…
3034		3186
3035	=cut	3187	=cut
3036		3188
3037	for (	3189	for (
3038	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3190	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3039	insert remove inv name archname title slaying race	3191	insert remove inv nrof name archname title slaying race
3040	decrease_ob_nr destroy)],	3192	decrease split destroy change_exp value msg lore send_msg)],
3041	["cf::object::player" => qw(player)],	3193	["cf::object::player" => qw(player)],
3042	["cf::player" => qw(peaceful)],	3194	["cf::player" => qw(peaceful send_msg)],
3043	["cf::map" => qw(trigger)],	3195	["cf::map" => qw(trigger)],
3044	) {	3196	) {
3045	no strict 'refs';	3197	no strict 'refs';
3046	my ($pkg, @funs) = @$_;	3198	my ($pkg, @funs) = @$_;
3047	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3199	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3065		3217
3066	my $qcode = $code;	3218	my $qcode = $code;
3067	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3219	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3068	$qcode =~ s/\n/\\n/g;	3220	$qcode =~ s/\n/\\n/g;
3069		3221
		3222	%vars = (_dummy => 0) unless %vars;
		3223
		3224	my @res;
3070	local $_;	3225	local $_;
3071	local @safe::cf::_safe_eval_args = values %vars;
3072		3226
3073	my $eval =	3227	my $eval =
3074	"do {\n"	3228	"do {\n"
3075	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3229	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3076	. "#line 0 \"{$qcode}\"\n"	3230	. "#line 0 \"{$qcode}\"\n"
3077	. $code	3231	. $code
3078	. "\n}"	3232	. "\n}"
3079	;	3233	;
3080		3234
		3235	if ($CFG{safe_eval}) {
3081	sub_generation_inc;	3236	sub_generation_inc;
		3237	local @safe::cf::_safe_eval_args = values %vars;
3082	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3238	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3083	sub_generation_inc;	3239	sub_generation_inc;
		3240	} else {
		3241	local @cf::_safe_eval_args = values %vars;
		3242	@res = wantarray ? eval eval : scalar eval $eval;
		3243	}
3084		3244
3085	if ($@) {	3245	if ($@) {
3086	warn "$@";	3246	warn "$@";
3087	warn "while executing safe code '$code'\n";	3247	warn "while executing safe code '$code'\n";
3088	warn "with arguments " . (join " ", %vars) . "\n";	3248	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3107	=cut	3267	=cut
3108		3268
3109	sub register_script_function {	3269	sub register_script_function {
3110	my ($fun, $cb) = @_;	3270	my ($fun, $cb) = @_;
3111		3271
3112	no strict 'refs';	3272	$fun = "safe::$fun" if $CFG{safe_eval};
3113	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3273	*$fun = $safe_hole->wrap ($cb);
3114	}	3274	}
3115		3275
3116	=back	3276	=back
3117		3277
3118	=cut	3278	=cut
…		…
3139		3299
3140	$facedata->{version} == 2	3300	$facedata->{version} == 2
3141	or cf::cleanup "$path: version mismatch, cannot proceed.";	3301	or cf::cleanup "$path: version mismatch, cannot proceed.";
3142		3302
3143	# patch in the exptable	3303	# patch in the exptable
		3304	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3144	$facedata->{resource}{"res/exp_table"} = {	3305	$facedata->{resource}{"res/exp_table"} = {
3145	type => FT_RSRC,	3306	type => FT_RSRC,
3146	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3307	data => $exp_table,
		3308	hash => (Digest::MD5::md5 $exp_table),
3147	};	3309	};
3148	cf::cede_to_tick;	3310	cf::cede_to_tick;
3149		3311
3150	{	3312	{
3151	my $faces = $facedata->{faceinfo};	3313	my $faces = $facedata->{faceinfo};
…		…
3153	while (my ($face, $info) = each %$faces) {	3315	while (my ($face, $info) = each %$faces) {
3154	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3316	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3155		3317
3156	cf::face::set_visibility $idx, $info->{visibility};	3318	cf::face::set_visibility $idx, $info->{visibility};
3157	cf::face::set_magicmap $idx, $info->{magicmap};	3319	cf::face::set_magicmap $idx, $info->{magicmap};
3158	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3320	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3159	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3321	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3160		3322
3161	cf::cede_to_tick;	3323	cf::cede_to_tick;
3162	}	3324	}
3163		3325
3164	while (my ($face, $info) = each %$faces) {	3326	while (my ($face, $info) = each %$faces) {
…		…
3188		3350
3189	cf::anim::invalidate_all; # d'oh	3351	cf::anim::invalidate_all; # d'oh
3190	}	3352	}
3191		3353
3192	{	3354	{
3193	# TODO: for gcfclient pleasure, we should give resources
3194	# that gcfclient doesn't grok a >10000 face index.
3195	my $res = $facedata->{resource};	3355	my $res = $facedata->{resource};
3196		3356
3197	while (my ($name, $info) = each %$res) {	3357	while (my ($name, $info) = each %$res) {
3198	if (defined $info->{type}) {	3358	if (defined $info->{type}) {
3199	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3359	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3200	my $data;
3201		3360
3202	if ($info->{type} & 1) {	3361	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};	3362	cf::face::set_type $idx, $info->{type};
3217	} else {	3363	} else {
3218	$RESOURCE{$name} = $info;	3364	$RESOURCE{$name} = $info;
3219	}	3365	}
3220		3366
…		…
3253	while (my ($k, $v) = each %$want) {	3399	while (my ($k, $v) = each %$want) {
3254	$ns->fx_want ($k, $v);	3400	$ns->fx_want ($k, $v);
3255	}	3401	}
3256	};	3402	};
3257		3403
		3404	sub load_resource_file($) {
		3405	my $guard = lock_acquire "load_resource_file";
		3406
		3407	my $status = load_resource_file_ $_[0];
		3408	get_slot 0.1, 100;
		3409	cf::arch::commit_load;
		3410
		3411	$status
		3412	}
		3413
3258	sub reload_regions {	3414	sub reload_regions {
3259	# HACK to clear player env face cache, we need some signal framework	3415	# HACK to clear player env face cache, we need some signal framework
3260	# for this (global event?)	3416	# for this (global event?)
3261	%ext::player_env::MUSIC_FACE_CACHE = ();	3417	%ext::player_env::MUSIC_FACE_CACHE = ();
3262		3418
…		…
3275	}	3431	}
3276		3432
3277	sub reload_archetypes {	3433	sub reload_archetypes {
3278	load_resource_file "$DATADIR/archetypes"	3434	load_resource_file "$DATADIR/archetypes"
3279	or die "unable to load archetypes\n";	3435	or die "unable to load archetypes\n";
3280	#d# NEED to laod twice to resolve forward references
3281	# this really needs to be done in an extra post-pass
3282	# (which needs to be synchronous, so solve it differently)
3283	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";
3285	}	3436	}
3286		3437
3287	sub reload_treasures {	3438	sub reload_treasures {
3288	load_resource_file "$DATADIR/treasures"	3439	load_resource_file "$DATADIR/treasures"
3289	or die "unable to load treasurelists\n";	3440	or die "unable to load treasurelists\n";
3290	}	3441	}
3291		3442
3292	sub reload_resources {	3443	sub reload_resources {
3293	warn "reloading resource files...\n";	3444	warn "reloading resource files...\n";
3294		3445
		3446	reload_facedata;
		3447	reload_archetypes;
3295	reload_regions;	3448	reload_regions;
3296	reload_facedata;
3297	#reload_archetypes;#d#
3298	reload_archetypes;
3299	reload_treasures;	3449	reload_treasures;
3300		3450
3301	warn "finished reloading resource files\n";	3451	warn "finished reloading resource files\n";
3302	}	3452	}
3303		3453
3304	sub init {
3305	reload_resources;
3306	}
3307
3308	sub reload_config {	3454	sub reload_config {
		3455	warn "reloading config file...\n";
		3456
3309	open my $fh, "<:utf8", "$CONFDIR/config"	3457	open my $fh, "<:utf8", "$CONFDIR/config"
3310	or return;	3458	or return;
3311		3459
3312	local $/;	3460	local $/;
3313	*CFG = YAML::Syck::Load <$fh>;	3461	*CFG = YAML::XS::Load scalar <$fh>;
3314		3462
3315	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3463	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3316		3464
3317	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3465	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3318	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3466	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3322	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3470	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3323	and die "WARNING: m(un)lockall failed: $!\n";	3471	and die "WARNING: m(un)lockall failed: $!\n";
3324	};	3472	};
3325	warn $@ if $@;	3473	warn $@ if $@;
3326	}	3474	}
		3475
		3476	warn "finished reloading resource files\n";
		3477	}
		3478
		3479	sub pidfile() {
		3480	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3481	or die "$PIDFILE: $!";
		3482	flock $fh, &Fcntl::LOCK_EX
		3483	or die "$PIDFILE: flock: $!";
		3484	$fh
		3485	}
		3486
		3487	# make sure only one server instance is running at any one time
		3488	sub atomic {
		3489	my $fh = pidfile;
		3490
		3491	my $pid = <$fh>;
		3492	kill 9, $pid if $pid > 0;
		3493
		3494	seek $fh, 0, 0;
		3495	print $fh $$;
		3496	}
		3497
		3498	sub main_loop {
		3499	warn "EV::loop starting\n";
		3500	if (1) {
		3501	EV::loop;
		3502	}
		3503	warn "EV::loop returned\n";
		3504	goto &main_loop unless $REALLY_UNLOOP;
3327	}	3505	}
3328		3506
3329	sub main {	3507	sub main {
		3508	cf::init_globals; # initialise logging
		3509
		3510	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3511	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3512	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3513	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3514
		3515	cf::init_experience;
		3516	cf::init_anim;
		3517	cf::init_attackmess;
		3518	cf::init_dynamic;
		3519
		3520	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3521
3330	# we must not ever block the main coroutine	3522	# we must not ever block the main coroutine
3331	local $Coro::idle = sub {	3523	local $Coro::idle = sub {
3332	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3524	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3333	(async {	3525	(async {
3334	$Coro::current->{desc} = "IDLE BUG HANDLER";	3526	$Coro::current->{desc} = "IDLE BUG HANDLER";
3335	EV::loop EV::LOOP_ONESHOT;	3527	EV::loop EV::LOOP_ONESHOT;
3336	})->prio (Coro::PRIO_MAX);	3528	})->prio (Coro::PRIO_MAX);
3337	};	3529	};
3338		3530
		3531	evthread_start IO::AIO::poll_fileno;
		3532
		3533	cf::sync_job {
		3534	cf::load_settings;
		3535	cf::load_materials;
		3536
		3537	reload_resources;
3339	reload_config;	3538	reload_config;
3340	db_init;	3539	db_init;
		3540
		3541	cf::init_uuid;
		3542	cf::init_signals;
		3543	cf::init_commands;
		3544	cf::init_skills;
		3545
		3546	cf::init_beforeplay;
		3547
		3548	atomic;
		3549
3341	load_extensions;	3550	load_extensions;
3342		3551
3343	$TICK_WATCHER->start;	3552	utime time, time, $RUNTIMEFILE;
3344	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3553
3345	EV::loop;	3554	# no (long-running) fork's whatsoever before this point(!)
		3555	use POSIX ();
		3556	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3557
		3558	(pop @POST_INIT)->(0) while @POST_INIT;
		3559	};
		3560
		3561	main_loop;
3346	}	3562	}
3347		3563
3348	#############################################################################	3564	#############################################################################
3349	# initialisation and cleanup	3565	# initialisation and cleanup
3350		3566
…		…
3356	cf::cleanup "SIG$signal";	3572	cf::cleanup "SIG$signal";
3357	};	3573	};
3358	}	3574	}
3359	}	3575	}
3360		3576
3361	sub write_runtime {	3577	sub write_runtime_sync {
3362	my $runtime = "$LOCALDIR/runtime";	3578	my $t0 = EV::time;
3363		3579
3364	# first touch the runtime file to show we are still running:	3580	# first touch the runtime file to show we are still running:
3365	# the fsync below can take a very very long time.	3581	# the fsync below can take a very very long time.
3366		3582
3367	IO::AIO::aio_utime $runtime, undef, undef;	3583	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3368		3584
3369	my $guard = cf::lock_acquire "write_runtime";	3585	my $guard = cf::lock_acquire "write_runtime";
3370		3586
3371	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3587	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3372	or return;	3588	or return;
3373		3589
3374	my $value = $cf::RUNTIME + 90 + 10;	3590	my $value = $cf::RUNTIME + 90 + 10;
3375	# 10 is the runtime save interval, for a monotonic clock	3591	# 10 is the runtime save interval, for a monotonic clock
3376	# 60 allows for the watchdog to kill the server.	3592	# 60 allows for the watchdog to kill the server.
…		…
3386	aio_utime $fh, undef, undef;	3602	aio_utime $fh, undef, undef;
3387		3603
3388	close $fh	3604	close $fh
3389	or return;	3605	or return;
3390		3606
3391	aio_rename "$runtime~", $runtime	3607	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3392	and return;	3608	and return;
3393		3609
3394	warn "runtime file written.\n";	3610	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3395		3611
3396	1	3612	1
		3613	}
		3614
		3615	our $uuid_lock;
		3616	our $uuid_skip;
		3617
		3618	sub write_uuid_sync($) {
		3619	$uuid_skip ||= $_[0];
		3620
		3621	return if $uuid_lock;
		3622	local $uuid_lock = 1;
		3623
		3624	my $uuid = "$LOCALDIR/uuid";
		3625
		3626	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3627	or return;
		3628
		3629	my $value = uuid_seq uuid_cur;
		3630
		3631	unless ($value) {
		3632	warn "cowardly refusing to write zero uuid value!\n";
		3633	return;
		3634	}
		3635
		3636	my $value = uuid_str $value + $uuid_skip;
		3637	$uuid_skip = 0;
		3638
		3639	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3640	and return;
		3641
		3642	# always fsync - this file is important
		3643	aio_fsync $fh
		3644	and return;
		3645
		3646	close $fh
		3647	or return;
		3648
		3649	aio_rename "$uuid~", $uuid
		3650	and return;
		3651
		3652	warn "uuid file written ($value).\n";
		3653
		3654	1
		3655
		3656	}
		3657
		3658	sub write_uuid($$) {
		3659	my ($skip, $sync) = @_;
		3660
		3661	$sync ? write_uuid_sync $skip
		3662	: async { write_uuid_sync $skip };
3397	}	3663	}
3398		3664
3399	sub emergency_save() {	3665	sub emergency_save() {
3400	my $freeze_guard = cf::freeze_mainloop;	3666	my $freeze_guard = cf::freeze_mainloop;
3401		3667
3402	warn "enter emergency perl save\n";	3668	warn "emergency_perl_save: enter\n";
3403		3669
3404	cf::sync_job {	3670	cf::sync_job {
		3671	# this is a trade-off: we want to be very quick here, so
		3672	# save all maps without fsync, and later call a global sync
		3673	# (which in turn might be very very slow)
		3674	local $USE_FSYNC = 0;
		3675
3405	# use a peculiar iteration method to avoid tripping on perl	3676	# use a peculiar iteration method to avoid tripping on perl
3406	# refcount bugs in for. also avoids problems with players	3677	# refcount bugs in for. also avoids problems with players
3407	# and maps saved/destroyed asynchronously.	3678	# and maps saved/destroyed asynchronously.
3408	warn "begin emergency player save\n";	3679	warn "emergency_perl_save: begin player save\n";
3409	for my $login (keys %cf::PLAYER) {	3680	for my $login (keys %cf::PLAYER) {
3410	my $pl = $cf::PLAYER{$login} or next;	3681	my $pl = $cf::PLAYER{$login} or next;
3411	$pl->valid or next;	3682	$pl->valid or next;
3412	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3683	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3413	$pl->save;	3684	$pl->save;
3414	}	3685	}
3415	warn "end emergency player save\n";	3686	warn "emergency_perl_save: end player save\n";
3416		3687
3417	warn "begin emergency map save\n";	3688	warn "emergency_perl_save: begin map save\n";
3418	for my $path (keys %cf::MAP) {	3689	for my $path (keys %cf::MAP) {
3419	my $map = $cf::MAP{$path} or next;	3690	my $map = $cf::MAP{$path} or next;
3420	$map->valid or next;	3691	$map->valid or next;
3421	$map->save;	3692	$map->save;
3422	}	3693	}
3423	warn "end emergency map save\n";	3694	warn "emergency_perl_save: end map save\n";
3424		3695
3425	warn "begin emergency database checkpoint\n";	3696	warn "emergency_perl_save: begin database checkpoint\n";
3426	BDB::db_env_txn_checkpoint $DB_ENV;	3697	BDB::db_env_txn_checkpoint $DB_ENV;
3427	warn "end emergency database checkpoint\n";	3698	warn "emergency_perl_save: end database checkpoint\n";
		3699
		3700	warn "emergency_perl_save: begin write uuid\n";
		3701	write_uuid_sync 1;
		3702	warn "emergency_perl_save: end write uuid\n";
3428	};	3703	};
3429		3704
		3705	warn "emergency_perl_save: starting sync()\n";
		3706	IO::AIO::aio_sync sub {
		3707	warn "emergency_perl_save: finished sync()\n";
		3708	};
		3709
3430	warn "leave emergency perl save\n";	3710	warn "emergency_perl_save: leave\n";
3431	}	3711	}
3432		3712
3433	sub post_cleanup {	3713	sub post_cleanup {
3434	my ($make_core) = @_;	3714	my ($make_core) = @_;
3435		3715
3436	warn Carp::longmess "post_cleanup backtrace"	3716	warn Carp::longmess "post_cleanup backtrace"
3437	if $make_core;	3717	if $make_core;
		3718
		3719	my $fh = pidfile;
		3720	unlink $PIDFILE if <$fh> == $$;
		3721	}
		3722
		3723	# a safer delete_package, copied from Symbol
		3724	sub clear_package($) {
		3725	my $pkg = shift;
		3726
		3727	# expand to full symbol table name if needed
		3728	unless ($pkg =~ /^main::.*::$/) {
		3729	$pkg = "main$pkg" if $pkg =~ /^::/;
		3730	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3731	$pkg .= '::' unless $pkg =~ /::$/;
		3732	}
		3733
		3734	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3735	my $stem_symtab = *{$stem}{HASH};
		3736
		3737	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3738	or return;
		3739
		3740	# clear all symbols
		3741	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3742	for my $name (keys %$leaf_symtab) {
		3743	_gv_clear *{"$pkg$name"};
		3744	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3745	}
		3746	warn "cleared package $pkg\n";#d#
3438	}	3747	}
3439		3748
3440	sub do_reload_perl() {	3749	sub do_reload_perl() {
3441	# can/must only be called in main	3750	# can/must only be called in main
3442	if ($Coro::current != $Coro::main) {	3751	if ($Coro::current != $Coro::main) {
3443	warn "can only reload from main coroutine";	3752	warn "can only reload from main coroutine";
3444	return;	3753	return;
3445	}	3754	}
3446		3755
		3756	return if $RELOAD++;
		3757
		3758	my $t1 = EV::time;
		3759
		3760	while ($RELOAD) {
3447	warn "reloading...";	3761	warn "reloading...";
3448		3762
3449	warn "entering sync_job";	3763	warn "entering sync_job";
3450		3764
3451	cf::sync_job {	3765	cf::sync_job {
3452	cf::write_runtime; # external watchdog should not bark	3766	cf::write_runtime_sync; # external watchdog should not bark
3453	cf::emergency_save;	3767	cf::emergency_save;
3454	cf::write_runtime; # external watchdog should not bark	3768	cf::write_runtime_sync; # external watchdog should not bark
3455		3769
3456	warn "syncing database to disk";	3770	warn "syncing database to disk";
3457	BDB::db_env_txn_checkpoint $DB_ENV;	3771	BDB::db_env_txn_checkpoint $DB_ENV;
3458		3772
3459	# if anything goes wrong in here, we should simply crash as we already saved	3773	# if anything goes wrong in here, we should simply crash as we already saved
3460		3774
3461	warn "flushing outstanding aio requests";	3775	warn "flushing outstanding aio requests";
3462	for (;;) {
3463	BDB::flush;
3464	IO::AIO::flush;
3465	Coro::cede_notself;
3466	last unless IO::AIO::nreqs || BDB::nreqs;	3776	while (IO::AIO::nreqs || BDB::nreqs) {
3467	warn "iterate...";	3777	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3468	}
3469
3470	++$RELOAD;
3471
3472	warn "cancelling all extension coros";
3473	$_->cancel for values %EXT_CORO;
3474	%EXT_CORO = ();
3475
3476	warn "removing commands";
3477	%COMMAND = ();
3478
3479	warn "removing ext/exti commands";
3480	%EXTCMD = ();
3481	%EXTICMD = ();
3482
3483	warn "unloading/nuking all extensions";
3484	for my $pkg (@EXTS) {
3485	warn "... unloading $pkg";
3486
3487	if (my $cb = $pkg->can ("unload")) {
3488	eval {
3489	$cb->($pkg);
3490	1
3491	} or warn "$pkg unloaded, but with errors: $@";
3492	}	3778	}
3493		3779
3494	warn "... nuking $pkg";	3780	warn "cancelling all extension coros";
3495	Symbol::delete_package $pkg;	3781	$_->cancel for values %EXT_CORO;
3496	}	3782	%EXT_CORO = ();
3497		3783
3498	warn "unloading all perl modules loaded from $LIBDIR";	3784	warn "removing commands";
3499	while (my ($k, $v) = each %INC) {	3785	%COMMAND = ();
3500	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3501		3786
		3787	warn "removing ext/exti commands";
		3788	%EXTCMD = ();
		3789	%EXTICMD = ();
		3790
		3791	warn "unloading/nuking all extensions";
		3792	for my $pkg (@EXTS) {
3502	warn "... unloading $k";	3793	warn "... unloading $pkg";
3503	delete $INC{$k};
3504		3794
3505	$k =~ s/\.pm$//;
3506	$k =~ s/\//::/g;
3507
3508	if (my $cb = $k->can ("unload_module")) {	3795	if (my $cb = $pkg->can ("unload")) {
		3796	eval {
3509	$cb->();	3797	$cb->($pkg);
		3798	1
		3799	} or warn "$pkg unloaded, but with errors: $@";
		3800	}
		3801
		3802	warn "... clearing $pkg";
		3803	clear_package $pkg;
3510	}	3804	}
3511		3805
3512	Symbol::delete_package $k;	3806	warn "unloading all perl modules loaded from $LIBDIR";
		3807	while (my ($k, $v) = each %INC) {
		3808	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3809
		3810	warn "... unloading $k";
		3811	delete $INC{$k};
		3812
		3813	$k =~ s/\.pm$//;
		3814	$k =~ s/\//::/g;
		3815
		3816	if (my $cb = $k->can ("unload_module")) {
		3817	$cb->();
		3818	}
		3819
		3820	clear_package $k;
3513	}	3821	}
3514		3822
3515	warn "getting rid of safe::, as good as possible";	3823	warn "getting rid of safe::, as good as possible";
3516	Symbol::delete_package "safe::$_"	3824	clear_package "safe::$_"
3517	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3825	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3518		3826
3519	warn "unloading cf.pm \"a bit\"";	3827	warn "unloading cf.pm \"a bit\"";
3520	delete $INC{"cf.pm"};	3828	delete $INC{"cf.pm"};
3521	delete $INC{"cf/pod.pm"};	3829	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3522		3830
3523	# don't, removes xs symbols, too,	3831	# don't, removes xs symbols, too,
3524	# and global variables created in xs	3832	# and global variables created in xs
3525	#Symbol::delete_package __PACKAGE__;	3833	#clear_package __PACKAGE__;
3526		3834
3527	warn "unload completed, starting to reload now";	3835	warn "unload completed, starting to reload now";
3528		3836
3529	warn "reloading cf.pm";	3837	warn "reloading cf.pm";
3530	require cf;	3838	require cf;
3531	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3839	cf::_connect_to_perl_1;
3532		3840
3533	warn "loading config and database again";	3841	warn "loading config and database again";
3534	cf::reload_config;	3842	cf::reload_config;
3535		3843
3536	warn "loading extensions";	3844	warn "loading extensions";
3537	cf::load_extensions;	3845	cf::load_extensions;
3538		3846
		3847	if ($REATTACH_ON_RELOAD) {
3539	warn "reattaching attachments to objects/players";	3848	warn "reattaching attachments to objects/players";
3540	_global_reattach; # objects, sockets	3849	_global_reattach; # objects, sockets
3541	warn "reattaching attachments to maps";	3850	warn "reattaching attachments to maps";
3542	reattach $_ for values %MAP;	3851	reattach $_ for values %MAP;
3543	warn "reattaching attachments to players";	3852	warn "reattaching attachments to players";
3544	reattach $_ for values %PLAYER;	3853	reattach $_ for values %PLAYER;
		3854	}
3545		3855
		3856	warn "running post_init jobs";
		3857	(pop @POST_INIT)->(1) while @POST_INIT;
		3858
3546	warn "leaving sync_job";	3859	warn "leaving sync_job";
3547		3860
3548	1	3861	1
3549	} or do {	3862	} or do {
3550	warn $@;	3863	warn $@;
3551	warn "error while reloading, exiting.";	3864	cf::cleanup "error while reloading, exiting.";
3552	exit 1;
3553	};	3865	};
3554		3866
3555	warn "reloaded";	3867	warn "reloaded";
		3868	--$RELOAD;
		3869	}
		3870
		3871	$t1 = EV::time - $t1;
		3872	warn "reload completed in ${t1}s\n";
3556	};	3873	};
3557		3874
3558	our $RELOAD_WATCHER; # used only during reload	3875	our $RELOAD_WATCHER; # used only during reload
3559		3876
3560	sub reload_perl() {	3877	sub reload_perl() {
3561	# doing reload synchronously and two reloads happen back-to-back,	3878	# doing reload synchronously and two reloads happen back-to-back,
3562	# coro crashes during coro_state_free->destroy here.	3879	# coro crashes during coro_state_free->destroy here.
3563		3880
		3881	$RELOAD_WATCHER ||= cf::async {
		3882	Coro::AIO::aio_wait cache_extensions;
		3883
3564	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3884	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
		3885	do_reload_perl;
3565	undef $RELOAD_WATCHER;	3886	undef $RELOAD_WATCHER;
3566	do_reload_perl;	3887	};
3567	};	3888	};
3568	}	3889	}
3569		3890
3570	register_command "reload" => sub {	3891	register_command "reload" => sub {
3571	my ($who, $arg) = @_;	3892	my ($who, $arg) = @_;
…		…
3585		3906
3586	our @WAIT_FOR_TICK;	3907	our @WAIT_FOR_TICK;
3587	our @WAIT_FOR_TICK_BEGIN;	3908	our @WAIT_FOR_TICK_BEGIN;
3588		3909
3589	sub wait_for_tick {	3910	sub wait_for_tick {
3590	return unless $TICK_WATCHER->is_active;
3591	return if $Coro::current == $Coro::main;	3911	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3592		3912
3593	my $signal = new Coro::Signal;	3913	my $signal = new Coro::Signal;
3594	push @WAIT_FOR_TICK, $signal;	3914	push @WAIT_FOR_TICK, $signal;
3595	$signal->wait;	3915	$signal->wait;
3596	}	3916	}
3597		3917
3598	sub wait_for_tick_begin {	3918	sub wait_for_tick_begin {
3599	return unless $TICK_WATCHER->is_active;
3600	return if $Coro::current == $Coro::main;	3919	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3601		3920
3602	my $signal = new Coro::Signal;	3921	my $signal = new Coro::Signal;
3603	push @WAIT_FOR_TICK_BEGIN, $signal;	3922	push @WAIT_FOR_TICK_BEGIN, $signal;
3604	$signal->wait;	3923	$signal->wait;
3605	}	3924	}
3606		3925
3607	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3926	sub tick {
3608	if ($Coro::current != $Coro::main) {	3927	if ($Coro::current != $Coro::main) {
3609	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3928	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3610	unless ++$bug_warning > 10;	3929	unless ++$bug_warning > 10;
3611	return;	3930	return;
3612	}	3931	}
3613		3932
3614	$NOW = $tick_start = EV::now;
3615
3616	cf::server_tick; # one server iteration	3933	cf::server_tick; # one server iteration
3617		3934
3618	$RUNTIME += $TICK;	3935	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3619	$NEXT_TICK = $_[0]->at;
3620		3936
3621	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3937	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3622	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3938	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3623	Coro::async_pool {	3939	Coro::async_pool {
3624	$Coro::current->{desc} = "runtime saver";	3940	$Coro::current->{desc} = "runtime saver";
3625	write_runtime	3941	write_runtime_sync
3626	or warn "ERROR: unable to write runtime file: $!";	3942	or warn "ERROR: unable to write runtime file: $!";
3627	};	3943	};
3628	}	3944	}
3629		3945
3630	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3946	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3632	}	3948	}
3633	while (my $sig = shift @WAIT_FOR_TICK) {	3949	while (my $sig = shift @WAIT_FOR_TICK) {
3634	$sig->send;	3950	$sig->send;
3635	}	3951	}
3636		3952
3637	$LOAD = ($NOW - $tick_start) / $TICK;	3953	$LOAD = ($NOW - $TICK_START) / $TICK;
3638	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3954	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3639		3955
3640	_post_tick;	3956	if (0) {
3641	};	3957	if ($NEXT_TICK) {
3642	$TICK_WATCHER->priority (EV::MAXPRI);	3958	my $jitter = $TICK_START - $NEXT_TICK;
		3959	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3960	warn "jitter $JITTER\n";#d#
		3961	}
		3962	}
		3963	}
3643		3964
3644	{	3965	{
3645	# configure BDB	3966	# configure BDB
3646		3967
3647	BDB::min_parallel 8;	3968	BDB::min_parallel 16;
3648	BDB::max_poll_reqs $TICK * 0.1;	3969	BDB::max_poll_reqs $TICK * 0.1;
3649	$Coro::BDB::WATCHER->priority (1);	3970	$AnyEvent::BDB::WATCHER->priority (1);
3650		3971
3651	unless ($DB_ENV) {	3972	unless ($DB_ENV) {
3652	$DB_ENV = BDB::db_env_create;	3973	$DB_ENV = BDB::db_env_create;
3653	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3974	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3654	| BDB::LOG_AUTOREMOVE, 1);	3975	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3976	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3655	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3977	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3656	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3978	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3657		3979
3658	cf::sync_job {	3980	cf::sync_job {
3659	eval {	3981	eval {
…		…
3685	{	4007	{
3686	# configure IO::AIO	4008	# configure IO::AIO
3687		4009
3688	IO::AIO::min_parallel 8;	4010	IO::AIO::min_parallel 8;
3689	IO::AIO::max_poll_time $TICK * 0.1;	4011	IO::AIO::max_poll_time $TICK * 0.1;
3690	$Coro::AIO::WATCHER->priority (1);	4012	undef $AnyEvent::AIO::WATCHER;
3691	}	4013	}
3692		4014
3693	my $_log_backtrace;	4015	my $_log_backtrace;
3694		4016
3695	sub _log_backtrace {	4017	sub _log_backtrace {
…		…
3698	$msg =~ s/\n//;	4020	$msg =~ s/\n//;
3699		4021
3700	# limit the # of concurrent backtraces	4022	# limit the # of concurrent backtraces
3701	if ($_log_backtrace < 2) {	4023	if ($_log_backtrace < 2) {
3702	++$_log_backtrace;	4024	++$_log_backtrace;
		4025	my $perl_bt = Carp::longmess $msg;
3703	async {	4026	async {
3704	$Coro::current->{desc} = "abt $msg";	4027	$Coro::current->{desc} = "abt $msg";
3705		4028
3706	my @bt = fork_call {	4029	my @bt = fork_call {
3707	@addr = map { sprintf "%x", $_ } @addr;	4030	@addr = map { sprintf "%x", $_ } @addr;
…		…
3718	}	4041	}
3719		4042
3720	@funcs	4043	@funcs
3721	};	4044	};
3722		4045
3723	LOG llevInfo, "[ABT] $msg\n";	4046	LOG llevInfo, "[ABT] $perl_bt\n";
		4047	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3724	LOG llevInfo, "[ABT] $_\n" for @bt;	4048	LOG llevInfo, "[ABT] $_\n" for @bt;
3725	--$_log_backtrace;	4049	--$_log_backtrace;
3726	};	4050	};
3727	} else {	4051	} else {
3728	LOG llevInfo, "[ABT] $msg\n";	4052	LOG llevInfo, "[ABT] $msg\n";
3729	LOG llevInfo, "[ABT] [suppressed]\n";	4053	LOG llevInfo, "[ABT] [suppressed]\n";
3730	}	4054	}
3731	}	4055	}
3732		4056
3733	# load additional modules	4057	# load additional modules
3734	use cf::pod;	4058	require "cf/$_.pm" for @EXTRA_MODULES;
		4059	cf::_connect_to_perl_2;
3735		4060
3736	END { cf::emergency_save }	4061	END { cf::emergency_save }
3737		4062
3738	1	4063	1
3739		4064

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines