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Revision 1.407 by root, Sun Jan 13 09:53:53 2008 UTC vs.
Revision 1.501 by root, Sat Jan 16 23:27:21 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify 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	}
198		257
199	$Coro::State::DIEHOOK = sub {	258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
200	warn Carp::longmess $_[0];	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
201	Coro::terminate;	269	Coro::terminate
202	};	270	};
203		271
204	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
205	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
206	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
214	for my $pkg (qw(	282	for my $pkg (qw(
215	cf::global cf::attachable	283	cf::global cf::attachable
216	cf::object cf::object::player	284	cf::object cf::object::player
217	cf::client cf::player	285	cf::client cf::player
218	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
219	cf::map cf::party cf::region	288	cf::party cf::region
220	)) {	289	)) {
221	no strict 'refs';
222	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
223	}	291	}
224		292
225	$EV::DIED = sub {	293	$EV::DIED = sub {
226	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
227	};	295	};
228		296
229	#############################################################################	297	#############################################################################
230		298
231	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
268	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
269		337
270	sub encode_json($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
271	sub decode_json($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
272		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
273	=item cf::lock_wait $string	355	=item cf::lock_wait $string
274		356
275	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
276		358
277	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
278		360
279	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
280	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,
281	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
282	returned.	364	returned.
283		365
284	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
285	deadlocked coro.	367	deadlocked coro.
…		…
291		373
292	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.
293		375
294	=cut	376	=cut
295		377
296	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
297	our %LOCKER;#d#
298		379
299	sub lock_wait($) {	380	sub lock_wait($) {
300	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
301
302	if ($LOCKER{$key} == $Coro::current) {#d#
303	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
304	return;#d#
305	}#d#
306
307	# wait for lock, if any
308	while ($LOCK{$key}) {
309	push @{ $LOCK{$key} }, $Coro::current;
310	Coro::schedule;
311	}
312	}	382	}
313		383
314	sub lock_acquire($) {	384	sub lock_acquire($) {
315	my ($key) = @_;	385	$LOCKS->guard ($_[0])
316
317	# wait, to be sure we are not locked
318	lock_wait $key;
319
320	$LOCK{$key} = [];
321	$LOCKER{$key} = $Coro::current;#d#
322
323	Coro::guard {
324	delete $LOCKER{$key};#d#
325	# wake up all waiters, to be on the safe side
326	$_->ready for @{ delete $LOCK{$key} };
327	}
328	}	386	}
329		387
330	sub lock_active($) {	388	sub lock_active($) {
331	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
332
333	! ! $LOCK{$key}
334	}	390	}
335		391
336	sub freeze_mainloop {	392	sub freeze_mainloop {
337	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
338		394
339	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
340	$TICK_WATCHER->start;
341	};
342	$TICK_WATCHER->stop;
343	$guard
344	}	396	}
345		397
346	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
347		399
348	Like EV::periodic, but randomly selects a starting point so that the actions	400	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
403	}	455	}
404	}	456	}
405	};	457	};
406		458
407	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
408	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
409		463
410	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
411	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
412		466
…		…
449	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
450	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
451		505
452	LOG llevError, Carp::longmess "sync job";#d#	506	LOG llevError, Carp::longmess "sync job";#d#
453		507
454	# TODO: use suspend/resume instead
455	# (but this is cancel-safe)
456	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
457		509
458	my $busy = 1;	510	my $busy = 1;
459	my @res;	511	my @res;
460		512
…		…
471	} else {	523	} else {
472	EV::loop EV::LOOP_ONESHOT;	524	EV::loop EV::LOOP_ONESHOT;
473	}	525	}
474	}	526	}
475		527
476	$time = EV::time - $time;	528	my $time = EV::time - $time;
477		529
478	LOG llevError | logBacktrace, Carp::longmess "long sync job"
479	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
480
481	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
482		531
483	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
484	} else {	533	} else {
485	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
486		535
…		…
528	reset_signals;	577	reset_signals;
529	&$cb	578	&$cb
530	}, @args;	579	}, @args;
531		580
532	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
		582	}
		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
533	}	609	}
534		610
535	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
536		612
537	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
676		752
677	#############################################################################	753	#############################################################################
678		754
679	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
680		756
681	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
682	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
683	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
684		760
685	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
686	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
736	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
737		813
738	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
739	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
740		816
741	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
742	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
743		819
744	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
745		821
746	=over 4	822	=over 4
…		…
1037		1113
1038	sub reattach {	1114	sub reattach {
1039	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
1040	my ($obj) = @_;	1116	my ($obj) = @_;
1041		1117
		1118	# no longer needed after getting rid of delete_package?
1042	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1043		1120
1044	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
1045		1122
1046	@$registry = ();	1123	@$registry = ();
1047		1124
…		…
1093	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1094	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1095	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1096		1173
1097	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1099	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1100	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	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;
		1179	aio_fsync $fh;
		1180	}
1101	close $fh;	1181	aio_close $fh;
1102		1182
1103	if (@$objs) {	1183	if (@$objs) {
1104	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1105	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1106	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1107	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1108	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	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;
		1190	aio_fsync $fh;
		1191	}
1109	close $fh;	1192	aio_close $fh;
1110	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1111	}	1194	}
1112	} else {	1195	} else {
1113	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1114	}	1197	}
1115		1198
1116	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1117	} else {	1203	} else {
1118	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1119	}	1205	}
1120	} else {	1206	} else {
1121	aio_unlink $filename;	1207	aio_unlink $filename;
1122	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1123	}	1209	}
…		…
1214	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1215		1301
1216	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1217	}	1303	}
1218		1304
		1305	use File::Glob ();
		1306
1219	cf::player->attach (	1307	cf::player->attach (
1220	on_command => sub {	1308	on_command => sub {
1221	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1222		1310
1223	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1255		1343
1256	cf::override;	1344	cf::override;
1257	},	1345	},
1258	);	1346	);
1259		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
		1360
1260	sub load_extensions {	1361	sub load_extensions {
1261	cf::sync_job {	1362	cf::sync_job {
1262	my %todo;	1363	my %todo;
1263		1364
1264	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1283		1384
1284	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1285	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1286		1387
1287	$ext{source} =	1388	$ext{source} =
1288	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1289	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1290	. $source	1391	. $source
1291	. "\n};\n1";	1392	. "\n};\n1";
1292		1393
1293	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1309	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1310	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1311		1412
1312	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1313	warn $msg;	1414	warn $msg;
1314	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1315	exit 1;
1316	}	1416	}
1317		1417
1318	warn $msg;	1418	warn $msg;
1319	}	1419	}
1320		1420
…		…
1334		1434
1335	=back	1435	=back
1336		1436
1337	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1338		1438
1339	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1340		1440
1341	=cut	1441	=cut
1342		1442
1343	package cf::player;	1443	package cf::player;
1344		1444
…		…
1387		1487
1388	sub exists($) {	1488	sub exists($) {
1389	my ($login) = @_;	1489	my ($login) = @_;
1390		1490
1391	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1392	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1393	}	1493	}
1394		1494
1395	sub find($) {	1495	sub find($) {
1396	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1397	my $login = $_[0];	1497	my $login = $_[0];
…		…
1409	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1410	or return;	1510	or return;
1411		1511
1412	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1413	or return;	1513	or return;
		1514
1414	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1415	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1416	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1417	}	1518	}
1418	}	1519	}
…		…
1428		1529
1429	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1430		1531
1431	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1432	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1433		1536
1434	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1435	cf::cede_to_tick;	1538	cf::cede_to_tick;
1436	}	1539	}
1437		1540
…		…
1469	my ($pl) = @_;	1572	my ($pl) = @_;
1470		1573
1471	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1472		1575
1473	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1474	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1475		1578
1476	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1477	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1478	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1479	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1480		1585
1481	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1482	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1521		1626
1522	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1523	my $path = path $login;	1628	my $path = path $login;
1524		1629
1525	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1526	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1527	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1528	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1529	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1530	}	1636	}
1531		1637
…		…
1562	}	1668	}
1563		1669
1564	\@paths	1670	\@paths
1565	}	1671	}
1566		1672
1567	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1568		1674
1569	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1570
1571	=cut
1572
1573	use re 'eval';
1574
1575	my $group;
1576	my $interior; $interior = qr{
1577	# match a pod interior sequence sans C<< >>
1578	(?:
1579	\ (.*?)\ (?{ $group = $^N })
1580	| < (??{$interior}) >
1581	)
1582	}x;
1583
1584	sub expand_cfpod {
1585	my ($self, $pod) = @_;
1586
1587	my $xml;
1588
1589	while () {
1590	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1591	$group = $1;
1592
1593	$group =~ s/&/&amp;/g;
1594	$group =~ s/</&lt;/g;
1595
1596	$xml .= $group;
1597	} elsif ($pod =~ m%\G
1598	([BCGHITU])
1599	<
1600	(?:
1601	([^<>]*) (?{ $group = $^N })
1602	| < $interior >
1603	)
1604	>
1605	%gcsx
1606	) {
1607	my ($code, $data) = ($1, $group);
1608
1609	if ($code eq "B") {
1610	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1611	} elsif ($code eq "I") {
1612	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1613	} elsif ($code eq "U") {
1614	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1615	} elsif ($code eq "C") {
1616	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1617	} elsif ($code eq "T") {
1618	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1619	} elsif ($code eq "G") {
1620	my ($male, $female) = split /\|/, $data;
1621	$data = $self->gender ? $female : $male;
1622	$xml .= expand_cfpod ($self, $data);
1623	} elsif ($code eq "H") {
1624	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1625	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1626	"")
1627	[$self->{hintmode}];
1628	} else {
1629	$xml .= "error processing '$code($data)' directive";
1630	}
1631	} else {
1632	if ($pod =~ /\G(.+)/) {
1633	warn "parse error while expanding $pod (at $1)";
1634	}
1635	last;
1636	}
1637	}
1638
1639	for ($xml) {
1640	# create single paragraphs (very hackish)
1641	s/(?<=\S)\n(?=\w)/ /g;
1642
1643	# compress some whitespace
1644	s/\s+\n/\n/g; # ws line-ends
1645	s/\n\n+/\n/g; # double lines
1646	s/^\n+//; # beginning lines
1647	s/\n+$//; # ending lines
1648	}
1649
1650	$xml
1651	}
1652
1653	no re 'eval';
1654
1655	sub hintmode {
1656	$_[0]{hintmode} = $_[1] if @_ > 1;
1657	$_[0]{hintmode}
1658	}
1659		1676
1660	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1661		1678
1662	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1663		1680
…		…
1730	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1731	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1732		1749
1733	sub generate_random_map {	1750	sub generate_random_map {
1734	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1735	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1736	$self->_create_random_map (	1756	$self->_create_random_map (
1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1861		1881
1862	# the temporary/swap location	1882	# the temporary/swap location
1863	sub save_path {	1883	sub save_path {
1864	my ($self) = @_;	1884	my ($self) = @_;
1865		1885
1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1867	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1868	}	1888	}
1869		1889
1870	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1871	sub uniq_path {	1891	sub uniq_path {
1872	my ($self) = @_;	1892	my ($self) = @_;
1873		1893
1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1875	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1876	}
1877
1878	# and all this just because we cannot iterate over
1879	# all maps in C++...
1880	sub change_all_map_light {
1881	my ($change) = @_;
1882
1883	$_->change_map_light ($change)
1884	for grep $_->outdoor, values %cf::MAP;
1885	}	1896	}
1886		1897
1887	sub decay_objects {	1898	sub decay_objects {
1888	my ($self) = @_;	1899	my ($self) = @_;
1889		1900
…		…
1973	sub find {	1984	sub find {
1974	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1975		1986
1976	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1977		1988
1978	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1979	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1980		1991
1981	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1982	my $guard1 = cf::lock_acquire "map_find:$path";
1983	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1984
1985	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1986	or return;	1994	or return;
1987		1995
1988	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1989		1997
…		…
1991	or return;	1999	or return;
1992		2000
1993	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1994	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1995	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1996	undef $guard1;	2005	undef $guard1;
1997	undef $guard2;
1998	$map->reset;	2006	$map->reset;
1999	return find $path;	2007	return find $path;
2000	}	2008	}
2001		2009
2002	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
2003	}	2011	}
2004	}	2012	}
2005		2013
2006	sub pre_load { }	2014	sub pre_load { }
2007	sub post_load { }	2015	#sub post_load { } # XS
2008		2016
2009	sub load {	2017	sub load {
2010	my ($self) = @_;	2018	my ($self) = @_;
2011		2019
2012	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2029	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
2030	$f->skip_block;	2038	$f->skip_block;
2031	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
2032	or return;	2040	or return;
2033		2041
2034	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
2035	if delete $self->{load_original};	2043	if delete $self->{load_original};
2036		2044
2037	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
2038	utf8::encode $uniq;	2046	utf8::encode $uniq;
2039	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
2057	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
2058	$self->decay_objects;	2066	$self->decay_objects;
2059	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
2060	$self->update_buttons;	2068	$self->update_buttons;
2061	cf::cede_to_tick;	2069	cf::cede_to_tick;
2062	$self->set_darkness_map;
2063	cf::cede_to_tick;
2064	$self->activate;	2070	$self->activate;
2065	}	2071	}
2066		2072
2067	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
2068	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
2069		2075
2070	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
2071	}	2077	}
2072		2078
2073	$self->post_load;	2079	$self->post_load;
2074	}	2080	}
2075		2081
…		…
2133	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2134		2140
2135	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2136		2142
2137	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2138	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2139	}	2145	}
2140		2146
2141	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2142		2148
2143	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
…		…
2180	cf::async {	2186	cf::async {
2181	$Coro::current->{desc} = "map player save";	2187	$Coro::current->{desc} = "map player save";
2182	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2183	};	2189	};
2184		2190
		2191	cf::get_slot 0.02;
		2192
2185	if ($uniq) {	2193	if ($uniq) {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2187	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2188	} else {	2196	} else {
2189	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2197	$self->save;	2205	$self->save;
2198		2206
2199	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2200		2208
2201	return if $self->players;	2209	return if $self->players;
2202	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2203	return if $self->{deny_save};	2211	return if $self->{deny_save};
2204		2212
2205	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2206		2214
2207	$self->deactivate;	2215	$self->deactivate;
…		…
2232		2240
2233	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2234		2242
2235	return if $self->players;	2243	return if $self->players;
2236		2244
2237	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2238		2246
2239	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2240		2248
2241	# need to save uniques path	2249	# need to save uniques path
2242	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2325		2333
2326	sub unique_maps() {	2334	sub unique_maps() {
2327	[	2335	[
2328	map {	2336	map {
2329	utf8::decode $_;	2337	utf8::decode $_;
2330	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2331	? normalise $_	2341	: normalise $_
2332	: ()
2333	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2334	]	2343	]
2335	}	2344	}
2336		2345
2337	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory excluding F</styles> and F</editor>). May
		2350	block.
		2351
		2352	=cut
		2353
		2354	sub static_maps() {
		2355	my @dirs = "";
		2356	my @maps;
		2357
		2358	while (@dirs) {
		2359	my $dir = shift @dirs;
		2360
		2361	next if $dir eq "/styles" || $dir eq "/editor";
		2362
		2363	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2364	or return;
		2365
		2366	for (@$files) {
		2367	s/\.map$// or next;
		2368	utf8::decode $_;
		2369	push @maps, "$dir/$_";
		2370	}
		2371
		2372	push @dirs, map "$dir/$_", @$dirs;
		2373	}
		2374
		2375	\@maps
		2376	}
2338		2377
2339	=back	2378	=back
2340		2379
2341	=head3 cf::object	2380	=head3 cf::object
2342		2381
…		…
2346		2385
2347	=over 4	2386	=over 4
2348		2387
2349	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2350		2389
2351	Returns the inventory of the object _and_ their inventories, recursively.	2390	Returns the inventory of the object I<and> their inventories, recursively,
		2391	but I<not> the object itself.
2352		2392
2353	=cut	2393	=cut
2354		2394
2355	sub inv_recursive_;	2395	sub inv_recursive_;
2356	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2361	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2362	}	2402	}
2363		2403
2364	=item $ref = $ob->ref	2404	=item $ref = $ob->ref
2365		2405
2366	creates and returns a persistent reference to an objetc that can be stored as a string.	2406	Creates and returns a persistent reference to an object that can be stored as a string.
2367		2407
2368	=item $ob = cf::object::deref ($refstring)	2408	=item $ob = cf::object::deref ($refstring)
2369		2409
2370	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2371	even if the object actually exists. May block.	2411	even if the object actually exists. May block.
…		…
2403	can be C<undef>. Does the right thing when the player is currently in a	2443	can be C<undef>. Does the right thing when the player is currently in a
2404	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2405		2445
2406	=cut	2446	=cut
2407		2447
		2448	our $SAY_CHANNEL = {
		2449	id => "say",
		2450	title => "Map",
		2451	reply => "say ",
		2452	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2453	};
		2454
		2455	our $CHAT_CHANNEL = {
		2456	id => "chat",
		2457	title => "Chat",
		2458	reply => "chat ",
		2459	tooltip => "Player chat and shouts, global to the server.",
		2460	};
		2461
2408	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2409	# with dialog boxes.	2463	# with dialog boxes.
2410	#TODO: the first argument must go, split into a $npc->reply_to ( method	2464	#TODO: the first argument must go, split into a $npc->reply_to ( method
2411	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
2412	my ($self, $npc, $msg, $flags) = @_;	2466	my ($self, $npc, $msg, $flags) = @_;
…		…
2423	my $dialog = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2424	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2425		2479
2426	} else {	2480	} else {
2427	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2428	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2429	}	2483	}
2430	}	2484	}
2431	}	2485	}
2432		2486
2433	=item $object->send_msg ($channel, $msg, $color, [extra...])	2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2458		2512
2459	=item $player_object->enter_link	2513	=item $player_object->enter_link
2460		2514
2461	Freezes the player and moves him/her to a special map (C<{link}>).	2515	Freezes the player and moves him/her to a special map (C<{link}>).
2462		2516
2463	The player should be reasonably safe there for short amounts of time. You	2517	The player should be reasonably safe there for short amounts of time (e.g.
2464	I<MUST> call C<leave_link> as soon as possible, though.	2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2519	though, as the palyer cannot control the character while it is on the link
		2520	map.
2465		2521
2466	Will never block.	2522	Will never block.
2467		2523
2468	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2469		2525
…		…
2521	($x, $y) = (-1, -1)	2577	($x, $y) = (-1, -1)
2522	unless (defined $x) && (defined $y);	2578	unless (defined $x) && (defined $y);
2523		2579
2524	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2525	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2526	if $x <=0 && $y <= 0;	2582	if $x <= 0 && $y <= 0;
2527		2583
2528	$map->load;	2584	$map->load;
2529	$map->load_neighbours;	2585	$map->load_neighbours;
2530		2586
2531	return unless $self->contr->active;	2587	return unless $self->contr->active;
2532	$self->activate_recursive;
2533		2588
2534	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2535	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
2536	}	2594	}
2537		2595
2538	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2539		2597
2540	Moves the player to the given map-path and coordinates by first freezing	2598	Moves the player to the given map-path and coordinates by first freezing
2541	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2542	that has to return the map if sucecssful, and then unfreezes the player on	2600	that has to return the map if sucecssful, and then unfreezes the player on
2543	the new (success) or old (failed) map position. In either case, $done will	2601	the new (success) or old (failed) map position. In either case, $done will
2544	be called at the end of this process.	2602	be called at the end of this process.
		2603
		2604	Note that $check will be called with a potentially non-loaded map, so if
		2605	it needs a loaded map it has to call C<< ->load >>.
2545		2606
2546	=cut	2607	=cut
2547		2608
2548	our $GOTOGEN;	2609	our $GOTOGEN;
2549		2610
…		…
2628	}	2689	}
2629		2690
2630	sub prepare_random_map {	2691	sub prepare_random_map {
2631	my ($exit) = @_;	2692	my ($exit) = @_;
2632		2693
2633	my $guard = cf::lock_acquire "exit_prepare:$exit";
2634
2635	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2636	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2637	# that depends on the exit object	2696	# that depends on the exit object
2638		2697
2639	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2641	if ($exit->map) {	2700	if ($exit->map) {
2642	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2643	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2644	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2645	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2646	}	2707	}
2647		2708
2648	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2649		2710
2650	my $data = cf::encode_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2651	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2652	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2653		2714
2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2655	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2656	undef $fh;	2717	undef $fh;
2657	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2658		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2659	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2660	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2661	}	2726	}
2662	}	2727	}
2663		2728
2664	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2665	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2666		2731
2667	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2668		2733
2669	if ($exit->slaying eq "/!") {
2670	#TODO: this should de-fi-ni-te-ly not be a sync-job
2671	# the problem is that $exit might not survive long enough
2672	# so it needs to be done right now, right here
2673	cf::sync_job { prepare_random_map $exit };
2674	}
2675
2676	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2677	my $hp = $exit->stats->hp;
2678	my $sp = $exit->stats->sp;
2679
2680	$self->enter_link;	2734	$self->enter_link;
2681		2735
2682	# if exit is damned, update players death & WoR home-position
2683	$self->contr->savebed ($slaying, $hp, $sp)
2684	if $exit->flag (FLAG_DAMNED);
2685
2686	(async {	2736	(async {
2687	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2737	$Coro::current->{desc} = "enter_exit";
2688		2738
2689	$self->deactivate_recursive; # just to be sure
2690	unless (eval {	2739	unless (eval {
		2740	$self->deactivate_recursive; # just to be sure
		2741
		2742	# random map handling
		2743	{
		2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2745
		2746	prepare_random_map $exit
		2747	if $exit->slaying eq "/!";
		2748	}
		2749
		2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2751	my $x = $exit->stats->hp;
		2752	my $y = $exit->stats->sp;
		2753
2691	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2692		2755
		2756	# if exit is damned, update players death & WoR home-position
		2757	$self->contr->savebed ($map, $x, $y)
		2758	if $exit->flag (cf::FLAG_DAMNED);
		2759
2693	1;	2760	1
2694	}) {	2761	}) {
2695	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2696	. "I'll try to bring you back to the map you were before. "	2763	. "I'll try to bring you back to the map you were before. "
2697	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2698	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2699		2766
2700	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2717	sub cf::client::send_drawinfo {	2784	sub cf::client::send_drawinfo {
2718	my ($self, $text, $flags) = @_;	2785	my ($self, $text, $flags) = @_;
2719		2786
2720	utf8::encode $text;	2787	utf8::encode $text;
2721	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2789	}
		2790
		2791	=item $client->send_big_packet ($pkt)
		2792
		2793	Like C<send_packet>, but tries to compress large packets, and fragments
		2794	them as required.
		2795
		2796	=cut
		2797
		2798	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2799
		2800	sub cf::client::send_big_packet {
		2801	my ($self, $pkt) = @_;
		2802
		2803	# try lzf for large packets
		2804	$pkt = "lzf " . Compress::LZF::compress $pkt
		2805	if 1024 <= length $pkt and $self->{can_lzf};
		2806
		2807	# split very large packets
		2808	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2809	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2810	$pkt = "frag";
		2811	}
		2812
		2813	$self->send_packet ($pkt);
2722	}	2814	}
2723		2815
2724	=item $client->send_msg ($channel, $msg, $color, [extra...])	2816	=item $client->send_msg ($channel, $msg, $color, [extra...])
2725		2817
2726	Send a drawinfo or msg packet to the client, formatting the msg for the	2818	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2730		2822
2731	=cut	2823	=cut
2732		2824
2733	# non-persistent channels (usually the info channel)	2825	# non-persistent channels (usually the info channel)
2734	our %CHANNEL = (	2826	our %CHANNEL = (
		2827	"c/motd" => {
		2828	id => "infobox",
		2829	title => "MOTD",
		2830	reply => undef,
		2831	tooltip => "The message of the day",
		2832	},
2735	"c/identify" => {	2833	"c/identify" => {
2736	id => "infobox",	2834	id => "infobox",
2737	title => "Identify",	2835	title => "Identify",
2738	reply => undef,	2836	reply => undef,
2739	tooltip => "Items recently identified",	2837	tooltip => "Items recently identified",
…		…
2741	"c/examine" => {	2839	"c/examine" => {
2742	id => "infobox",	2840	id => "infobox",
2743	title => "Examine",	2841	title => "Examine",
2744	reply => undef,	2842	reply => undef,
2745	tooltip => "Signs and other items you examined",	2843	tooltip => "Signs and other items you examined",
		2844	},
		2845	"c/shopinfo" => {
		2846	id => "infobox",
		2847	title => "Shop Info",
		2848	reply => undef,
		2849	tooltip => "What your bargaining skill tells you about the shop",
2746	},	2850	},
2747	"c/book" => {	2851	"c/book" => {
2748	id => "infobox",	2852	id => "infobox",
2749	title => "Book",	2853	title => "Book",
2750	reply => undef,	2854	reply => undef,
…		…
2766	id => "infobox",	2870	id => "infobox",
2767	title => "Body Parts",	2871	title => "Body Parts",
2768	reply => undef,	2872	reply => undef,
2769	tooltip => "Shows which body parts you posess and are available",	2873	tooltip => "Shows which body parts you posess and are available",
2770	},	2874	},
		2875	"c/statistics" => {
		2876	id => "infobox",
		2877	title => "Statistics",
		2878	reply => undef,
		2879	tooltip => "Shows your primary statistics",
		2880	},
		2881	"c/skills" => {
		2882	id => "infobox",
		2883	title => "Skills",
		2884	reply => undef,
		2885	tooltip => "Shows your experience per skill and item power",
		2886	},
		2887	"c/shopitems" => {
		2888	id => "infobox",
		2889	title => "Shop Items",
		2890	reply => undef,
		2891	tooltip => "Shows the items currently for sale in this shop",
		2892	},
		2893	"c/resistances" => {
		2894	id => "infobox",
		2895	title => "Resistances",
		2896	reply => undef,
		2897	tooltip => "Shows your resistances",
		2898	},
		2899	"c/pets" => {
		2900	id => "infobox",
		2901	title => "Pets",
		2902	reply => undef,
		2903	tooltip => "Shows information abotu your pets/a specific pet",
		2904	},
		2905	"c/perceiveself" => {
		2906	id => "infobox",
		2907	title => "Perceive Self",
		2908	reply => undef,
		2909	tooltip => "You gained detailed knowledge about yourself",
		2910	},
2771	"c/uptime" => {	2911	"c/uptime" => {
2772	id => "infobox",	2912	id => "infobox",
2773	title => "Uptime",	2913	title => "Uptime",
2774	reply => undef,	2914	reply => undef,
2775	tooltip => "How long the server has been running since last restart",	2915	tooltip => "How long the server has been running since last restart",
…		…
2778	id => "infobox",	2918	id => "infobox",
2779	title => "Map Info",	2919	title => "Map Info",
2780	reply => undef,	2920	reply => undef,
2781	tooltip => "Information related to the maps",	2921	tooltip => "Information related to the maps",
2782	},	2922	},
		2923	"c/party" => {
		2924	id => "party",
		2925	title => "Party",
		2926	reply => "gsay ",
		2927	tooltip => "Messages and chat related to your party",
		2928	},
		2929	"c/death" => {
		2930	id => "death",
		2931	title => "Death",
		2932	reply => undef,
		2933	tooltip => "Reason for and more info about your most recent death",
		2934	},
		2935	"c/say" => $SAY_CHANNEL,
		2936	"c/chat" => $CHAT_CHANNEL,
2783	);	2937	);
2784		2938
2785	sub cf::client::send_msg {	2939	sub cf::client::send_msg {
2786	my ($self, $channel, $msg, $color, @extra) = @_;	2940	my ($self, $channel, $msg, $color, @extra) = @_;
2787		2941
2788	$msg = $self->pl->expand_cfpod ($msg);	2942	$msg = $self->pl->expand_cfpod ($msg)
		2943	unless $color & cf::NDI_VERBATIM;
2789		2944
2790	$color &= cf::NDI_CLIENT_MASK; # just in case...	2945	$color &= cf::NDI_CLIENT_MASK; # just in case...
2791		2946
2792	# check predefined channels, for the benefit of C	2947	# check predefined channels, for the benefit of C
2793	if ($CHANNEL{$channel}) {	2948	if ($CHANNEL{$channel}) {
2794	$channel = $CHANNEL{$channel};	2949	$channel = $CHANNEL{$channel};
2795		2950
2796	$self->ext_msg (channel_info => $channel)	2951	$self->ext_msg (channel_info => $channel);
2797	if $self->can_msg;
2798
2799	$channel = $channel->{id};	2952	$channel = $channel->{id};
2800		2953
2801	} elsif (ref $channel) {	2954	} elsif (ref $channel) {
2802	# send meta info to client, if not yet sent	2955	# send meta info to client, if not yet sent
2803	unless (exists $self->{channel}{$channel->{id}}) {	2956	unless (exists $self->{channel}{$channel->{id}}) {
2804	$self->{channel}{$channel->{id}} = $channel;	2957	$self->{channel}{$channel->{id}} = $channel;
2805	$self->ext_msg (channel_info => $channel)	2958	$self->ext_msg (channel_info => $channel);
2806	if $self->can_msg;
2807	}	2959	}
2808		2960
2809	$channel = $channel->{id};	2961	$channel = $channel->{id};
2810	}	2962	}
2811		2963
2812	return unless @extra || length $msg;	2964	return unless @extra || length $msg;
2813		2965
2814	if ($self->can_msg) {
2815	# default colour, mask it out	2966	# default colour, mask it out
2816	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2967	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2817	if $color & cf::NDI_DEF;	2968	if $color & cf::NDI_DEF;
2818		2969
2819	$self->send_packet ("msg " . $self->{json_coder}->encode (	2970	my $pkt = "msg "
		2971	. $self->{json_coder}->encode (
2820	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2972	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2821	} else {	2973	);
2822	if ($color >= 0) {
2823	# replace some tags by gcfclient-compatible ones
2824	for ($msg) {
2825	1 while
2826	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2827	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2828	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2829	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2830	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2831	}
2832		2974
2833	$color &= cf::NDI_COLOR_MASK;	2975	$self->send_big_packet ($pkt);
2834
2835	utf8::encode $msg;
2836
2837	if (0 && $msg =~ /\[/) {
2838	# COMMAND/INFO
2839	$self->send_packet ("drawextinfo $color 10 8 $msg")
2840	} else {
2841	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2842	$self->send_packet ("drawinfo $color $msg")
2843	}
2844	}
2845	}
2846	}	2976	}
2847		2977
2848	=item $client->ext_msg ($type, @msg)	2978	=item $client->ext_msg ($type, @msg)
2849		2979
2850	Sends an ext event to the client.	2980	Sends an ext event to the client.
…		…
2853		2983
2854	sub cf::client::ext_msg($$@) {	2984	sub cf::client::ext_msg($$@) {
2855	my ($self, $type, @msg) = @_;	2985	my ($self, $type, @msg) = @_;
2856		2986
2857	if ($self->extcmd == 2) {	2987	if ($self->extcmd == 2) {
2858	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2859	} elsif ($self->extcmd == 1) { # TODO: remove	2989	} elsif ($self->extcmd == 1) { # TODO: remove
2860	push @msg, msgtype => "event_$type";	2990	push @msg, msgtype => "event_$type";
2861	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2862	}	2992	}
2863	}	2993	}
2864		2994
2865	=item $client->ext_reply ($msgid, @msg)	2995	=item $client->ext_reply ($msgid, @msg)
2866		2996
…		…
2870		3000
2871	sub cf::client::ext_reply($$@) {	3001	sub cf::client::ext_reply($$@) {
2872	my ($self, $id, @msg) = @_;	3002	my ($self, $id, @msg) = @_;
2873		3003
2874	if ($self->extcmd == 2) {	3004	if ($self->extcmd == 2) {
2875	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3005	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2876	} elsif ($self->extcmd == 1) {	3006	} elsif ($self->extcmd == 1) {
2877	#TODO: version 1, remove	3007	#TODO: version 1, remove
2878	unshift @msg, msgtype => "reply", msgid => $id;	3008	unshift @msg, msgtype => "reply", msgid => $id;
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3009	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}	3010	}
2881	}	3011	}
2882		3012
2883	=item $success = $client->query ($flags, "text", \&cb)	3013	=item $success = $client->query ($flags, "text", \&cb)
2884		3014
…		…
3011	our $safe_hole = new Safe::Hole;	3141	our $safe_hole = new Safe::Hole;
3012		3142
3013	$SIG{FPE} = 'IGNORE';	3143	$SIG{FPE} = 'IGNORE';
3014		3144
3015	$safe->permit_only (Opcode::opset qw(	3145	$safe->permit_only (Opcode::opset qw(
3016	:base_core :base_mem :base_orig :base_math	3146	:base_core :base_mem :base_orig :base_math :base_loop
3017	grepstart grepwhile mapstart mapwhile	3147	grepstart grepwhile mapstart mapwhile
3018	sort time	3148	sort time
3019	));	3149	));
3020		3150
3021	# here we export the classes and methods available to script code	3151	# here we export the classes and methods available to script code
…		…
3024		3154
3025	The following functions and methods are available within a safe environment:	3155	The following functions and methods are available within a safe environment:
3026		3156
3027	cf::object	3157	cf::object
3028	contr pay_amount pay_player map x y force_find force_add destroy	3158	contr pay_amount pay_player map x y force_find force_add destroy
3029	insert remove name archname title slaying race decrease_ob_nr	3159	insert remove name archname title slaying race decrease split
		3160	value
3030		3161
3031	cf::object::player	3162	cf::object::player
3032	player	3163	player
3033		3164
3034	cf::player	3165	cf::player
…		…
3039		3170
3040	=cut	3171	=cut
3041		3172
3042	for (	3173	for (
3043	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3174	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3044	insert remove inv name archname title slaying race	3175	insert remove inv nrof name archname title slaying race
3045	decrease_ob_nr destroy)],	3176	decrease split destroy change_exp value msg lore send_msg)],
3046	["cf::object::player" => qw(player)],	3177	["cf::object::player" => qw(player)],
3047	["cf::player" => qw(peaceful)],	3178	["cf::player" => qw(peaceful send_msg)],
3048	["cf::map" => qw(trigger)],	3179	["cf::map" => qw(trigger)],
3049	) {	3180	) {
3050	no strict 'refs';	3181	no strict 'refs';
3051	my ($pkg, @funs) = @$_;	3182	my ($pkg, @funs) = @$_;
3052	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3070		3201
3071	my $qcode = $code;	3202	my $qcode = $code;
3072	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3073	$qcode =~ s/\n/\\n/g;	3204	$qcode =~ s/\n/\\n/g;
3074		3205
		3206	%vars = (_dummy => 0) unless %vars;
		3207
		3208	my @res;
3075	local $_;	3209	local $_;
3076	local @safe::cf::_safe_eval_args = values %vars;
3077		3210
3078	my $eval =	3211	my $eval =
3079	"do {\n"	3212	"do {\n"
3080	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3213	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3081	. "#line 0 \"{$qcode}\"\n"	3214	. "#line 0 \"{$qcode}\"\n"
3082	. $code	3215	. $code
3083	. "\n}"	3216	. "\n}"
3084	;	3217	;
3085		3218
		3219	if ($CFG{safe_eval}) {
3086	sub_generation_inc;	3220	sub_generation_inc;
		3221	local @safe::cf::_safe_eval_args = values %vars;
3087	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3222	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3088	sub_generation_inc;	3223	sub_generation_inc;
		3224	} else {
		3225	local @cf::_safe_eval_args = values %vars;
		3226	@res = wantarray ? eval eval : scalar eval $eval;
		3227	}
3089		3228
3090	if ($@) {	3229	if ($@) {
3091	warn "$@";	3230	warn "$@";
3092	warn "while executing safe code '$code'\n";	3231	warn "while executing safe code '$code'\n";
3093	warn "with arguments " . (join " ", %vars) . "\n";	3232	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3112	=cut	3251	=cut
3113		3252
3114	sub register_script_function {	3253	sub register_script_function {
3115	my ($fun, $cb) = @_;	3254	my ($fun, $cb) = @_;
3116		3255
3117	no strict 'refs';	3256	$fun = "safe::$fun" if $CFG{safe_eval};
3118	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3257	*$fun = $safe_hole->wrap ($cb);
3119	}	3258	}
3120		3259
3121	=back	3260	=back
3122		3261
3123	=cut	3262	=cut
…		…
3144		3283
3145	$facedata->{version} == 2	3284	$facedata->{version} == 2
3146	or cf::cleanup "$path: version mismatch, cannot proceed.";	3285	or cf::cleanup "$path: version mismatch, cannot proceed.";
3147		3286
3148	# patch in the exptable	3287	# patch in the exptable
		3288	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3149	$facedata->{resource}{"res/exp_table"} = {	3289	$facedata->{resource}{"res/exp_table"} = {
3150	type => FT_RSRC,	3290	type => FT_RSRC,
3151	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3291	data => $exp_table,
		3292	hash => (Digest::MD5::md5 $exp_table),
3152	};	3293	};
3153	cf::cede_to_tick;	3294	cf::cede_to_tick;
3154		3295
3155	{	3296	{
3156	my $faces = $facedata->{faceinfo};	3297	my $faces = $facedata->{faceinfo};
…		…
3158	while (my ($face, $info) = each %$faces) {	3299	while (my ($face, $info) = each %$faces) {
3159	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3300	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3160		3301
3161	cf::face::set_visibility $idx, $info->{visibility};	3302	cf::face::set_visibility $idx, $info->{visibility};
3162	cf::face::set_magicmap $idx, $info->{magicmap};	3303	cf::face::set_magicmap $idx, $info->{magicmap};
3163	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3304	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3164	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3305	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3165		3306
3166	cf::cede_to_tick;	3307	cf::cede_to_tick;
3167	}	3308	}
3168		3309
3169	while (my ($face, $info) = each %$faces) {	3310	while (my ($face, $info) = each %$faces) {
…		…
3193		3334
3194	cf::anim::invalidate_all; # d'oh	3335	cf::anim::invalidate_all; # d'oh
3195	}	3336	}
3196		3337
3197	{	3338	{
3198	# TODO: for gcfclient pleasure, we should give resources
3199	# that gcfclient doesn't grok a >10000 face index.
3200	my $res = $facedata->{resource};	3339	my $res = $facedata->{resource};
3201		3340
3202	while (my ($name, $info) = each %$res) {	3341	while (my ($name, $info) = each %$res) {
3203	if (defined $info->{type}) {	3342	if (defined $info->{type}) {
3204	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3343	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3205	my $data;
3206		3344
3207	if ($info->{type} & 1) {	3345	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3208	# prepend meta info
3209
3210	my $meta = $enc->encode ({
3211	name => $name,
3212	%{ $info->{meta} || {} },
3213	});
3214
3215	$data = pack "(w/a*)*", $meta, $info->{data};
3216	} else {
3217	$data = $info->{data};
3218	}
3219
3220	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3221	cf::face::set_type $idx, $info->{type};	3346	cf::face::set_type $idx, $info->{type};
3222	} else {	3347	} else {
3223	$RESOURCE{$name} = $info;	3348	$RESOURCE{$name} = $info;
3224	}	3349	}
3225		3350
…		…
3258	while (my ($k, $v) = each %$want) {	3383	while (my ($k, $v) = each %$want) {
3259	$ns->fx_want ($k, $v);	3384	$ns->fx_want ($k, $v);
3260	}	3385	}
3261	};	3386	};
3262		3387
		3388	sub load_resource_file($) {
		3389	my $guard = lock_acquire "load_resource_file";
		3390
		3391	my $status = load_resource_file_ $_[0];
		3392	get_slot 0.1, 100;
		3393	cf::arch::commit_load;
		3394
		3395	$status
		3396	}
		3397
3263	sub reload_regions {	3398	sub reload_regions {
3264	# HACK to clear player env face cache, we need some signal framework	3399	# HACK to clear player env face cache, we need some signal framework
3265	# for this (global event?)	3400	# for this (global event?)
3266	%ext::player_env::MUSIC_FACE_CACHE = ();	3401	%ext::player_env::MUSIC_FACE_CACHE = ();
3267		3402
…		…
3280	}	3415	}
3281		3416
3282	sub reload_archetypes {	3417	sub reload_archetypes {
3283	load_resource_file "$DATADIR/archetypes"	3418	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";	3419	or die "unable to load archetypes\n";
3285	#d# NEED to laod twice to resolve forward references
3286	# this really needs to be done in an extra post-pass
3287	# (which needs to be synchronous, so solve it differently)
3288	load_resource_file "$DATADIR/archetypes"
3289	or die "unable to load archetypes\n";
3290	}	3420	}
3291		3421
3292	sub reload_treasures {	3422	sub reload_treasures {
3293	load_resource_file "$DATADIR/treasures"	3423	load_resource_file "$DATADIR/treasures"
3294	or die "unable to load treasurelists\n";	3424	or die "unable to load treasurelists\n";
3295	}	3425	}
3296		3426
3297	sub reload_resources {	3427	sub reload_resources {
3298	warn "reloading resource files...\n";	3428	warn "reloading resource files...\n";
3299		3429
		3430	reload_facedata;
		3431	reload_archetypes;
3300	reload_regions;	3432	reload_regions;
3301	reload_facedata;
3302	#reload_archetypes;#d#
3303	reload_archetypes;
3304	reload_treasures;	3433	reload_treasures;
3305		3434
3306	warn "finished reloading resource files\n";	3435	warn "finished reloading resource files\n";
3307	}	3436	}
3308		3437
3309	sub init {
3310	reload_resources;
3311	}
3312
3313	sub reload_config {	3438	sub reload_config {
		3439	warn "reloading config file...\n";
		3440
3314	open my $fh, "<:utf8", "$CONFDIR/config"	3441	open my $fh, "<:utf8", "$CONFDIR/config"
3315	or return;	3442	or return;
3316		3443
3317	local $/;	3444	local $/;
3318	*CFG = YAML::Syck::Load <$fh>;	3445	*CFG = YAML::XS::Load scalar <$fh>;
3319		3446
3320	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3447	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3321		3448
3322	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3449	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3323	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3450	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3327	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3454	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3328	and die "WARNING: m(un)lockall failed: $!\n";	3455	and die "WARNING: m(un)lockall failed: $!\n";
3329	};	3456	};
3330	warn $@ if $@;	3457	warn $@ if $@;
3331	}	3458	}
		3459
		3460	warn "finished reloading resource files\n";
		3461	}
		3462
		3463	sub pidfile() {
		3464	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3465	or die "$PIDFILE: $!";
		3466	flock $fh, &Fcntl::LOCK_EX
		3467	or die "$PIDFILE: flock: $!";
		3468	$fh
		3469	}
		3470
		3471	# make sure only one server instance is running at any one time
		3472	sub atomic {
		3473	my $fh = pidfile;
		3474
		3475	my $pid = <$fh>;
		3476	kill 9, $pid if $pid > 0;
		3477
		3478	seek $fh, 0, 0;
		3479	print $fh $$;
		3480	}
		3481
		3482	sub main_loop {
		3483	warn "EV::loop starting\n";
		3484	if (1) {
		3485	EV::loop;
		3486	}
		3487	warn "EV::loop returned\n";
		3488	goto &main_loop unless $REALLY_UNLOOP;
3332	}	3489	}
3333		3490
3334	sub main {	3491	sub main {
		3492	cf::init_globals; # initialise logging
		3493
		3494	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3495	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3496	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3497	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3498
		3499	cf::init_experience;
		3500	cf::init_anim;
		3501	cf::init_attackmess;
		3502	cf::init_dynamic;
		3503
		3504	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3505
3335	# we must not ever block the main coroutine	3506	# we must not ever block the main coroutine
3336	local $Coro::idle = sub {	3507	local $Coro::idle = sub {
3337	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3508	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3338	(async {	3509	(async {
3339	$Coro::current->{desc} = "IDLE BUG HANDLER";	3510	$Coro::current->{desc} = "IDLE BUG HANDLER";
3340	EV::loop EV::LOOP_ONESHOT;	3511	EV::loop EV::LOOP_ONESHOT;
3341	})->prio (Coro::PRIO_MAX);	3512	})->prio (Coro::PRIO_MAX);
3342	};	3513	};
3343		3514
		3515	evthread_start IO::AIO::poll_fileno;
		3516
		3517	cf::sync_job {
		3518	cf::load_settings;
		3519	cf::load_materials;
		3520
		3521	reload_resources;
3344	reload_config;	3522	reload_config;
3345	db_init;	3523	db_init;
		3524
		3525	cf::init_uuid;
		3526	cf::init_signals;
		3527	cf::init_commands;
		3528	cf::init_skills;
		3529
		3530	cf::init_beforeplay;
		3531
		3532	atomic;
		3533
3346	load_extensions;	3534	load_extensions;
3347		3535
3348	$TICK_WATCHER->start;	3536	utime time, time, $RUNTIMEFILE;
3349	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3537
3350	EV::loop;	3538	# no (long-running) fork's whatsoever before this point(!)
		3539	use POSIX ();
		3540	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3541
		3542	(pop @POST_INIT)->(0) while @POST_INIT;
		3543	};
		3544
		3545	main_loop;
3351	}	3546	}
3352		3547
3353	#############################################################################	3548	#############################################################################
3354	# initialisation and cleanup	3549	# initialisation and cleanup
3355		3550
…		…
3361	cf::cleanup "SIG$signal";	3556	cf::cleanup "SIG$signal";
3362	};	3557	};
3363	}	3558	}
3364	}	3559	}
3365		3560
3366	sub write_runtime {	3561	sub write_runtime_sync {
3367	my $runtime = "$LOCALDIR/runtime";
3368
3369	# first touch the runtime file to show we are still running:	3562	# first touch the runtime file to show we are still running:
3370	# the fsync below can take a very very long time.	3563	# the fsync below can take a very very long time.
3371		3564
3372	IO::AIO::aio_utime $runtime, undef, undef;	3565	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3373		3566
3374	my $guard = cf::lock_acquire "write_runtime";	3567	my $guard = cf::lock_acquire "write_runtime";
3375		3568
3376	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3569	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3377	or return;	3570	or return;
3378		3571
3379	my $value = $cf::RUNTIME + 90 + 10;	3572	my $value = $cf::RUNTIME + 90 + 10;
3380	# 10 is the runtime save interval, for a monotonic clock	3573	# 10 is the runtime save interval, for a monotonic clock
3381	# 60 allows for the watchdog to kill the server.	3574	# 60 allows for the watchdog to kill the server.
…		…
3391	aio_utime $fh, undef, undef;	3584	aio_utime $fh, undef, undef;
3392		3585
3393	close $fh	3586	close $fh
3394	or return;	3587	or return;
3395		3588
3396	aio_rename "$runtime~", $runtime	3589	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3397	and return;	3590	and return;
3398		3591
3399	warn "runtime file written.\n";	3592	warn "runtime file written.\n";
3400		3593
3401	1	3594	1
		3595	}
		3596
		3597	our $uuid_lock;
		3598	our $uuid_skip;
		3599
		3600	sub write_uuid_sync($) {
		3601	$uuid_skip ||= $_[0];
		3602
		3603	return if $uuid_lock;
		3604	local $uuid_lock = 1;
		3605
		3606	my $uuid = "$LOCALDIR/uuid";
		3607
		3608	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3609	or return;
		3610
		3611	my $value = uuid_seq uuid_cur;
		3612
		3613	unless ($value) {
		3614	warn "cowardly refusing to write zero uuid value!\n";
		3615	return;
		3616	}
		3617
		3618	my $value = uuid_str $value + $uuid_skip;
		3619	$uuid_skip = 0;
		3620
		3621	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3622	and return;
		3623
		3624	# always fsync - this file is important
		3625	aio_fsync $fh
		3626	and return;
		3627
		3628	close $fh
		3629	or return;
		3630
		3631	aio_rename "$uuid~", $uuid
		3632	and return;
		3633
		3634	warn "uuid file written ($value).\n";
		3635
		3636	1
		3637
		3638	}
		3639
		3640	sub write_uuid($$) {
		3641	my ($skip, $sync) = @_;
		3642
		3643	$sync ? write_uuid_sync $skip
		3644	: async { write_uuid_sync $skip };
3402	}	3645	}
3403		3646
3404	sub emergency_save() {	3647	sub emergency_save() {
3405	my $freeze_guard = cf::freeze_mainloop;	3648	my $freeze_guard = cf::freeze_mainloop;
3406		3649
3407	warn "enter emergency perl save\n";	3650	warn "emergency_perl_save: enter\n";
3408		3651
3409	cf::sync_job {	3652	cf::sync_job {
		3653	# this is a trade-off: we want to be very quick here, so
		3654	# save all maps without fsync, and later call a global sync
		3655	# (which in turn might be very very slow)
		3656	local $USE_FSYNC = 0;
		3657
3410	# use a peculiar iteration method to avoid tripping on perl	3658	# use a peculiar iteration method to avoid tripping on perl
3411	# refcount bugs in for. also avoids problems with players	3659	# refcount bugs in for. also avoids problems with players
3412	# and maps saved/destroyed asynchronously.	3660	# and maps saved/destroyed asynchronously.
3413	warn "begin emergency player save\n";	3661	warn "emergency_perl_save: begin player save\n";
3414	for my $login (keys %cf::PLAYER) {	3662	for my $login (keys %cf::PLAYER) {
3415	my $pl = $cf::PLAYER{$login} or next;	3663	my $pl = $cf::PLAYER{$login} or next;
3416	$pl->valid or next;	3664	$pl->valid or next;
3417	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3665	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3418	$pl->save;	3666	$pl->save;
3419	}	3667	}
3420	warn "end emergency player save\n";	3668	warn "emergency_perl_save: end player save\n";
3421		3669
3422	warn "begin emergency map save\n";	3670	warn "emergency_perl_save: begin map save\n";
3423	for my $path (keys %cf::MAP) {	3671	for my $path (keys %cf::MAP) {
3424	my $map = $cf::MAP{$path} or next;	3672	my $map = $cf::MAP{$path} or next;
3425	$map->valid or next;	3673	$map->valid or next;
3426	$map->save;	3674	$map->save;
3427	}	3675	}
3428	warn "end emergency map save\n";	3676	warn "emergency_perl_save: end map save\n";
3429		3677
3430	warn "begin emergency database checkpoint\n";	3678	warn "emergency_perl_save: begin database checkpoint\n";
3431	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
3432	warn "end emergency database checkpoint\n";	3680	warn "emergency_perl_save: end database checkpoint\n";
		3681
		3682	warn "emergency_perl_save: begin write uuid\n";
		3683	write_uuid_sync 1;
		3684	warn "emergency_perl_save: end write uuid\n";
3433	};	3685	};
3434		3686
		3687	warn "emergency_perl_save: starting sync()\n";
		3688	IO::AIO::aio_sync sub {
		3689	warn "emergency_perl_save: finished sync()\n";
		3690	};
		3691
3435	warn "leave emergency perl save\n";	3692	warn "emergency_perl_save: leave\n";
3436	}	3693	}
3437		3694
3438	sub post_cleanup {	3695	sub post_cleanup {
3439	my ($make_core) = @_;	3696	my ($make_core) = @_;
3440		3697
3441	warn Carp::longmess "post_cleanup backtrace"	3698	warn Carp::longmess "post_cleanup backtrace"
3442	if $make_core;	3699	if $make_core;
		3700
		3701	my $fh = pidfile;
		3702	unlink $PIDFILE if <$fh> == $$;
		3703	}
		3704
		3705	# a safer delete_package, copied from Symbol
		3706	sub clear_package($) {
		3707	my $pkg = shift;
		3708
		3709	# expand to full symbol table name if needed
		3710	unless ($pkg =~ /^main::.*::$/) {
		3711	$pkg = "main$pkg" if $pkg =~ /^::/;
		3712	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3713	$pkg .= '::' unless $pkg =~ /::$/;
		3714	}
		3715
		3716	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3717	my $stem_symtab = *{$stem}{HASH};
		3718
		3719	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3720	or return;
		3721
		3722	# clear all symbols
		3723	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3724	for my $name (keys %$leaf_symtab) {
		3725	_gv_clear *{"$pkg$name"};
		3726	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3727	}
		3728	warn "cleared package $pkg\n";#d#
3443	}	3729	}
3444		3730
3445	sub do_reload_perl() {	3731	sub do_reload_perl() {
3446	# can/must only be called in main	3732	# can/must only be called in main
3447	if ($Coro::current != $Coro::main) {	3733	if ($Coro::current != $Coro::main) {
3448	warn "can only reload from main coroutine";	3734	warn "can only reload from main coroutine";
3449	return;	3735	return;
3450	}	3736	}
3451		3737
		3738	return if $RELOAD++;
		3739
		3740	my $t1 = EV::time;
		3741
		3742	while ($RELOAD) {
3452	warn "reloading...";	3743	warn "reloading...";
3453		3744
3454	warn "entering sync_job";	3745	warn "entering sync_job";
3455		3746
3456	cf::sync_job {	3747	cf::sync_job {
3457	cf::write_runtime; # external watchdog should not bark	3748	cf::write_runtime_sync; # external watchdog should not bark
3458	cf::emergency_save;	3749	cf::emergency_save;
3459	cf::write_runtime; # external watchdog should not bark	3750	cf::write_runtime_sync; # external watchdog should not bark
3460		3751
3461	warn "syncing database to disk";	3752	warn "syncing database to disk";
3462	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
3463		3754
3464	# if anything goes wrong in here, we should simply crash as we already saved	3755	# if anything goes wrong in here, we should simply crash as we already saved
3465		3756
3466	warn "flushing outstanding aio requests";	3757	warn "flushing outstanding aio requests";
3467	for (;;) {
3468	BDB::flush;
3469	IO::AIO::flush;
3470	Coro::cede_notself;
3471	last unless IO::AIO::nreqs || BDB::nreqs;	3758	while (IO::AIO::nreqs || BDB::nreqs) {
3472	warn "iterate...";	3759	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3473	}
3474
3475	++$RELOAD;
3476
3477	warn "cancelling all extension coros";
3478	$_->cancel for values %EXT_CORO;
3479	%EXT_CORO = ();
3480
3481	warn "removing commands";
3482	%COMMAND = ();
3483
3484	warn "removing ext/exti commands";
3485	%EXTCMD = ();
3486	%EXTICMD = ();
3487
3488	warn "unloading/nuking all extensions";
3489	for my $pkg (@EXTS) {
3490	warn "... unloading $pkg";
3491
3492	if (my $cb = $pkg->can ("unload")) {
3493	eval {
3494	$cb->($pkg);
3495	1
3496	} or warn "$pkg unloaded, but with errors: $@";
3497	}	3760	}
3498		3761
3499	warn "... nuking $pkg";	3762	warn "cancelling all extension coros";
3500	Symbol::delete_package $pkg;	3763	$_->cancel for values %EXT_CORO;
3501	}	3764	%EXT_CORO = ();
3502		3765
3503	warn "unloading all perl modules loaded from $LIBDIR";	3766	warn "removing commands";
3504	while (my ($k, $v) = each %INC) {	3767	%COMMAND = ();
3505	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3506		3768
		3769	warn "removing ext/exti commands";
		3770	%EXTCMD = ();
		3771	%EXTICMD = ();
		3772
		3773	warn "unloading/nuking all extensions";
		3774	for my $pkg (@EXTS) {
3507	warn "... unloading $k";	3775	warn "... unloading $pkg";
3508	delete $INC{$k};
3509		3776
3510	$k =~ s/\.pm$//;
3511	$k =~ s/\//::/g;
3512
3513	if (my $cb = $k->can ("unload_module")) {	3777	if (my $cb = $pkg->can ("unload")) {
		3778	eval {
3514	$cb->();	3779	$cb->($pkg);
		3780	1
		3781	} or warn "$pkg unloaded, but with errors: $@";
		3782	}
		3783
		3784	warn "... clearing $pkg";
		3785	clear_package $pkg;
3515	}	3786	}
3516		3787
3517	Symbol::delete_package $k;	3788	warn "unloading all perl modules loaded from $LIBDIR";
		3789	while (my ($k, $v) = each %INC) {
		3790	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3791
		3792	warn "... unloading $k";
		3793	delete $INC{$k};
		3794
		3795	$k =~ s/\.pm$//;
		3796	$k =~ s/\//::/g;
		3797
		3798	if (my $cb = $k->can ("unload_module")) {
		3799	$cb->();
		3800	}
		3801
		3802	clear_package $k;
3518	}	3803	}
3519		3804
3520	warn "getting rid of safe::, as good as possible";	3805	warn "getting rid of safe::, as good as possible";
3521	Symbol::delete_package "safe::$_"	3806	clear_package "safe::$_"
3522	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3807	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3523		3808
3524	warn "unloading cf.pm \"a bit\"";	3809	warn "unloading cf.pm \"a bit\"";
3525	delete $INC{"cf.pm"};	3810	delete $INC{"cf.pm"};
3526	delete $INC{"cf/pod.pm"};	3811	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3527		3812
3528	# don't, removes xs symbols, too,	3813	# don't, removes xs symbols, too,
3529	# and global variables created in xs	3814	# and global variables created in xs
3530	#Symbol::delete_package __PACKAGE__;	3815	#clear_package __PACKAGE__;
3531		3816
3532	warn "unload completed, starting to reload now";	3817	warn "unload completed, starting to reload now";
3533		3818
3534	warn "reloading cf.pm";	3819	warn "reloading cf.pm";
3535	require cf;	3820	require cf;
3536	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3821	cf::_connect_to_perl_1;
3537		3822
3538	warn "loading config and database again";	3823	warn "loading config and database again";
3539	cf::reload_config;	3824	cf::reload_config;
3540		3825
3541	warn "loading extensions";	3826	warn "loading extensions";
3542	cf::load_extensions;	3827	cf::load_extensions;
3543		3828
		3829	if ($REATTACH_ON_RELOAD) {
3544	warn "reattaching attachments to objects/players";	3830	warn "reattaching attachments to objects/players";
3545	_global_reattach; # objects, sockets	3831	_global_reattach; # objects, sockets
3546	warn "reattaching attachments to maps";	3832	warn "reattaching attachments to maps";
3547	reattach $_ for values %MAP;	3833	reattach $_ for values %MAP;
3548	warn "reattaching attachments to players";	3834	warn "reattaching attachments to players";
3549	reattach $_ for values %PLAYER;	3835	reattach $_ for values %PLAYER;
		3836	}
3550		3837
		3838	warn "running post_init jobs";
		3839	(pop @POST_INIT)->(1) while @POST_INIT;
		3840
3551	warn "leaving sync_job";	3841	warn "leaving sync_job";
3552		3842
3553	1	3843	1
3554	} or do {	3844	} or do {
3555	warn $@;	3845	warn $@;
3556	warn "error while reloading, exiting.";	3846	cf::cleanup "error while reloading, exiting.";
3557	exit 1;
3558	};	3847	};
3559		3848
3560	warn "reloaded";	3849	warn "reloaded";
		3850	--$RELOAD;
		3851	}
		3852
		3853	$t1 = EV::time - $t1;
		3854	warn "reload completed in ${t1}s\n";
3561	};	3855	};
3562		3856
3563	our $RELOAD_WATCHER; # used only during reload	3857	our $RELOAD_WATCHER; # used only during reload
3564		3858
3565	sub reload_perl() {	3859	sub reload_perl() {
3566	# doing reload synchronously and two reloads happen back-to-back,	3860	# doing reload synchronously and two reloads happen back-to-back,
3567	# coro crashes during coro_state_free->destroy here.	3861	# coro crashes during coro_state_free->destroy here.
3568		3862
		3863	$RELOAD_WATCHER ||= cf::async {
		3864	Coro::AIO::aio_wait cache_extensions;
		3865
3569	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3866	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
		3867	do_reload_perl;
3570	undef $RELOAD_WATCHER;	3868	undef $RELOAD_WATCHER;
3571	do_reload_perl;	3869	};
3572	};	3870	};
3573	}	3871	}
3574		3872
3575	register_command "reload" => sub {	3873	register_command "reload" => sub {
3576	my ($who, $arg) = @_;	3874	my ($who, $arg) = @_;
…		…
3590		3888
3591	our @WAIT_FOR_TICK;	3889	our @WAIT_FOR_TICK;
3592	our @WAIT_FOR_TICK_BEGIN;	3890	our @WAIT_FOR_TICK_BEGIN;
3593		3891
3594	sub wait_for_tick {	3892	sub wait_for_tick {
3595	return unless $TICK_WATCHER->is_active;
3596	return if $Coro::current == $Coro::main;	3893	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3597		3894
3598	my $signal = new Coro::Signal;	3895	my $signal = new Coro::Signal;
3599	push @WAIT_FOR_TICK, $signal;	3896	push @WAIT_FOR_TICK, $signal;
3600	$signal->wait;	3897	$signal->wait;
3601	}	3898	}
3602		3899
3603	sub wait_for_tick_begin {	3900	sub wait_for_tick_begin {
3604	return unless $TICK_WATCHER->is_active;
3605	return if $Coro::current == $Coro::main;	3901	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3606		3902
3607	my $signal = new Coro::Signal;	3903	my $signal = new Coro::Signal;
3608	push @WAIT_FOR_TICK_BEGIN, $signal;	3904	push @WAIT_FOR_TICK_BEGIN, $signal;
3609	$signal->wait;	3905	$signal->wait;
3610	}	3906	}
3611		3907
3612	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3908	sub tick {
3613	if ($Coro::current != $Coro::main) {	3909	if ($Coro::current != $Coro::main) {
3614	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3910	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3615	unless ++$bug_warning > 10;	3911	unless ++$bug_warning > 10;
3616	return;	3912	return;
3617	}	3913	}
3618		3914
3619	$NOW = $tick_start = EV::now;
3620
3621	cf::server_tick; # one server iteration	3915	cf::server_tick; # one server iteration
3622
3623	$RUNTIME += $TICK;
3624	$NEXT_TICK = $_[0]->at;
3625		3916
3626	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3917	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3627	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3918	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3628	Coro::async_pool {	3919	Coro::async_pool {
3629	$Coro::current->{desc} = "runtime saver";	3920	$Coro::current->{desc} = "runtime saver";
3630	write_runtime	3921	write_runtime_sync
3631	or warn "ERROR: unable to write runtime file: $!";	3922	or warn "ERROR: unable to write runtime file: $!";
3632	};	3923	};
3633	}	3924	}
3634		3925
3635	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3926	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3637	}	3928	}
3638	while (my $sig = shift @WAIT_FOR_TICK) {	3929	while (my $sig = shift @WAIT_FOR_TICK) {
3639	$sig->send;	3930	$sig->send;
3640	}	3931	}
3641		3932
3642	$LOAD = ($NOW - $tick_start) / $TICK;	3933	$LOAD = ($NOW - $TICK_START) / $TICK;
3643	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3934	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3644		3935
3645	_post_tick;	3936	if (0) {
3646	};	3937	if ($NEXT_TICK) {
3647	$TICK_WATCHER->priority (EV::MAXPRI);	3938	my $jitter = $TICK_START - $NEXT_TICK;
		3939	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3940	warn "jitter $JITTER\n";#d#
		3941	}
		3942	}
		3943	}
3648		3944
3649	{	3945	{
3650	# configure BDB	3946	# configure BDB
3651		3947
3652	BDB::min_parallel 8;	3948	BDB::min_parallel 8;
3653	BDB::max_poll_reqs $TICK * 0.1;	3949	BDB::max_poll_reqs $TICK * 0.1;
3654	$Coro::BDB::WATCHER->priority (1);	3950	$AnyEvent::BDB::WATCHER->priority (1);
3655		3951
3656	unless ($DB_ENV) {	3952	unless ($DB_ENV) {
3657	$DB_ENV = BDB::db_env_create;	3953	$DB_ENV = BDB::db_env_create;
3658	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3954	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3659	| BDB::LOG_AUTOREMOVE, 1);	3955	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3956	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3660	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3957	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3661	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3958	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3662		3959
3663	cf::sync_job {	3960	cf::sync_job {
3664	eval {	3961	eval {
…		…
3690	{	3987	{
3691	# configure IO::AIO	3988	# configure IO::AIO
3692		3989
3693	IO::AIO::min_parallel 8;	3990	IO::AIO::min_parallel 8;
3694	IO::AIO::max_poll_time $TICK * 0.1;	3991	IO::AIO::max_poll_time $TICK * 0.1;
3695	$Coro::AIO::WATCHER->priority (1);	3992	undef $AnyEvent::AIO::WATCHER;
3696	}	3993	}
3697		3994
3698	my $_log_backtrace;	3995	my $_log_backtrace;
3699		3996
3700	sub _log_backtrace {	3997	sub _log_backtrace {
…		…
3703	$msg =~ s/\n//;	4000	$msg =~ s/\n//;
3704		4001
3705	# limit the # of concurrent backtraces	4002	# limit the # of concurrent backtraces
3706	if ($_log_backtrace < 2) {	4003	if ($_log_backtrace < 2) {
3707	++$_log_backtrace;	4004	++$_log_backtrace;
		4005	my $perl_bt = Carp::longmess $msg;
3708	async {	4006	async {
3709	$Coro::current->{desc} = "abt $msg";	4007	$Coro::current->{desc} = "abt $msg";
3710		4008
3711	my @bt = fork_call {	4009	my @bt = fork_call {
3712	@addr = map { sprintf "%x", $_ } @addr;	4010	@addr = map { sprintf "%x", $_ } @addr;
…		…
3723	}	4021	}
3724		4022
3725	@funcs	4023	@funcs
3726	};	4024	};
3727		4025
3728	LOG llevInfo, "[ABT] $msg\n";	4026	LOG llevInfo, "[ABT] $perl_bt\n";
		4027	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3729	LOG llevInfo, "[ABT] $_\n" for @bt;	4028	LOG llevInfo, "[ABT] $_\n" for @bt;
3730	--$_log_backtrace;	4029	--$_log_backtrace;
3731	};	4030	};
3732	} else {	4031	} else {
3733	LOG llevInfo, "[ABT] $msg\n";	4032	LOG llevInfo, "[ABT] $msg\n";
3734	LOG llevInfo, "[ABT] [suppressed]\n";	4033	LOG llevInfo, "[ABT] [suppressed]\n";
3735	}	4034	}
3736	}	4035	}
3737		4036
3738	# load additional modules	4037	# load additional modules
3739	use cf::pod;	4038	require "cf/$_.pm" for @EXTRA_MODULES;
		4039	cf::_connect_to_perl_2;
3740		4040
3741	END { cf::emergency_save }	4041	END { cf::emergency_save }
3742		4042
3743	1	4043	1
3744		4044

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