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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.405 by root, Mon Dec 17 08:03:22 2007 UTC vs.
Revision 1.494 by root, Mon Oct 26 05:18:00 2009 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;	58	use Digest::MD5;
31	use Fcntl;	59	use Fcntl;
32	use YAML::Syck ();	60	use YAML::XS ();
33	use IO::AIO 2.51 ();	61	use IO::AIO ();
34	use Time::HiRes;	62	use Time::HiRes;
35	use Compress::LZF;	63	use Compress::LZF;
36	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
37		67
38	# configure various modules to our taste	68	# configure various modules to our taste
39	#	69	#
40	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	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	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		78
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	79	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		81
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		83
51	our %COMMAND = ();	84	our %COMMAND = ();
52	our %COMMAND_TIME = ();	85	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	88	our %EXTCMD = ();
56	our %EXTICMD = ();	89	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	90	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	91	our %EXT_MAP = (); # pluggable maps
59		92
60	our $RELOAD; # number of reloads so far	93	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	94	our @EVENT;
		95	our @REFLECT; # set by XS
		96	our %REFLECT; # set by us
62		97
63	our $CONFDIR = confdir;	98	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	103	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	104	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	105	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	106	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	107	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	108	our $BDBDIR = "$LOCALDIR/db";
		109	our $PIDFILE = "$LOCALDIR/pid";
		110	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		111
74	our %RESOURCE;	112	our %RESOURCE;
75		113
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	114	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	115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	116	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	117	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		118
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	119	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	120	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	121	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	122	our $DB_ENV;
88		123
		124	our @EXTRA_MODULES = qw(pod match mapscript);
		125
89	our %CFG;	126	our %CFG;
90		127
91	our $UPTIME; $UPTIME ||= time;	128	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	129	our $RUNTIME;
93	our $NOW;	130	our $NOW;
…		…
99	# used to convert map paths into valid unix filenames by replacing / by ∕	136	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	137	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		138
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	139	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	140	our $LOADAVG; # same thing, but with alpha-smoothing
		141	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	142	our $TICK_START; # for load detecting purposes
		143
		144	our @POST_INIT;
		145
		146	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		147	our $REALLY_UNLOOP; # never set to true, please :)
105		148
106	binmode STDOUT;	149	binmode STDOUT;
107	binmode STDERR;	150	binmode STDERR;
108		151
109	# read virtual server time, if available	152	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	153	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	154	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	155	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	156	$RUNTIME = <$fh> + 0.;
114	}	157	}
		158
		159	eval "sub TICK() { $TICK } 1" or die;
115		160
116	mkdir $_	161	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	162	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		163
119	our $EMERGENCY_POSITION;	164	our $EMERGENCY_POSITION;
120		165
121	sub cf::map::normalise;	166	sub cf::map::normalise;
		167
		168	#############################################################################
		169
		170	%REFLECT = ();
		171	for (@REFLECT) {
		172	my $reflect = JSON::XS::decode_json $_;
		173	$REFLECT{$reflect->{class}} = $reflect;
		174	}
		175
		176	# this is decidedly evil
		177	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		178
123	#############################################################################	179	#############################################################################
124		180
125	=head2 GLOBAL VARIABLES	181	=head2 GLOBAL VARIABLES
126		182
…		…
173	returns directly I<after> the tick processing (and consequently, can only wake one process	229	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.	230	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		231
176	=item @cf::INVOKE_RESULTS	232	=item @cf::INVOKE_RESULTS
177		233
178	This array contains the results of the last C<invoke ()> call. When	234	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	235	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	236	that call.
181		237
		238	=item %cf::REFLECT
		239
		240	Contains, for each (C++) class name, a hash reference with information
		241	about object members (methods, scalars, arrays and flags) and other
		242	metadata, which is useful for introspection.
		243
182	=back	244	=back
183		245
184	=cut	246	=cut
185		247
186	BEGIN {	248	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	249	my $msg = join "", @_;
189		250
190	$msg .= "\n"	251	$msg .= "\n"
191	unless $msg =~ /\n$/;	252	unless $msg =~ /\n$/;
192		253
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	254	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		255
195	LOG llevError, $msg;	256	LOG llevError, $msg;
196	};	257	};
197	}	258
		259	$Coro::State::DIEHOOK = sub {
		260	return unless $^S eq 0; # "eq", not "=="
		261
		262	warn Carp::longmess $_[0];
		263
		264	if ($Coro::current == $Coro::main) {#d#
		265	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		266	return;#d#
		267	}#d#
		268
		269	# kill coroutine otherwise
		270	Coro::terminate
		271	};
198		272
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	273	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	274	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	275	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	276	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	283	for my $pkg (qw(
210	cf::global cf::attachable	284	cf::global cf::attachable
211	cf::object cf::object::player	285	cf::object cf::object::player
212	cf::client cf::player	286	cf::client cf::player
213	cf::arch cf::living	287	cf::arch cf::living
		288	cf::map cf::mapspace
214	cf::map cf::party cf::region	289	cf::party cf::region
215	)) {	290	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	292	}
219		293
220	$EV::DIED = sub {	294	$EV::DIED = sub {
221	warn "error in event callback: @_";	295	Carp::cluck "error in event callback: @_";
222	};	296	};
223		297
224	#############################################################################	298	#############################################################################
225		299
226	=head2 UTILITY FUNCTIONS	300	=head2 UTILITY FUNCTIONS
…		…
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		338
265	sub encode_json($) { $json_coder->encode ($_[0]) }	339	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub decode_json($) { $json_coder->decode ($_[0]) }	340	sub decode_json($) { $json_coder->decode ($_[0]) }
267		341
		342	=item cf::post_init { BLOCK }
		343
		344	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		345	but I<before> the server starts ticking again.
		346
		347	The cdoeblock will have a single boolean argument to indicate whether this
		348	is a reload or not.
		349
		350	=cut
		351
		352	sub post_init(&) {
		353	push @POST_INIT, shift;
		354	}
		355
268	=item cf::lock_wait $string	356	=item cf::lock_wait $string
269		357
270	Wait until the given lock is available. See cf::lock_acquire.	358	Wait until the given lock is available. See cf::lock_acquire.
271		359
272	=item my $lock = cf::lock_acquire $string	360	=item my $lock = cf::lock_acquire $string
273		361
274	Wait until the given lock is available and then acquires it and returns	362	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	363	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	364	for example when the coroutine gets canceled), the lock is automatically
277	returned.	365	returned.
278		366
279	Locks are *not* recursive, locking from the same coro twice results in a	367	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	368	deadlocked coro.
…		…
286		374
287	Return true if the lock is currently active, i.e. somebody has locked it.	375	Return true if the lock is currently active, i.e. somebody has locked it.
288		376
289	=cut	377	=cut
290		378
291	our %LOCK;	379	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		380
294	sub lock_wait($) {	381	sub lock_wait($) {
295	my ($key) = @_;	382	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	383	}
308		384
309	sub lock_acquire($) {	385	sub lock_acquire($) {
310	my ($key) = @_;	386	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	387	}
324		388
325	sub lock_active($) {	389	sub lock_active($) {
326	my ($key) = @_;	390	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	391	}
330		392
331	sub freeze_mainloop {	393	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	394	tick_inhibit_inc;
333		395
334	my $guard = Coro::guard {	396	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;
336	};
337	$TICK_WATCHER->stop;
338	$guard
339	}	397	}
340		398
341	=item cf::periodic $interval, $cb	399	=item cf::periodic $interval, $cb
342		400
343	Like EV::periodic, but randomly selects a starting point so that the actions	401	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
398	}	456	}
399	}	457	}
400	};	458	};
401		459
402	sub get_slot($;$$) {	460	sub get_slot($;$$) {
		461	return if tick_inhibit || $Coro::current == $Coro::main;
		462
403	my ($time, $pri, $name) = @_;	463	my ($time, $pri, $name) = @_;
404		464
405	$time = $TICK * .6 if $time > $TICK * .6;	465	$time = $TICK * .6 if $time > $TICK * .6;
406	my $sig = new Coro::Signal;	466	my $sig = new Coro::Signal;
407		467
…		…
444	# this is the main coro, too bad, we have to block	504	# this is the main coro, too bad, we have to block
445	# till the operation succeeds, freezing the server :/	505	# till the operation succeeds, freezing the server :/
446		506
447	LOG llevError, Carp::longmess "sync job";#d#	507	LOG llevError, Carp::longmess "sync job";#d#
448		508
449	# TODO: use suspend/resume instead
450	# (but this is cancel-safe)
451	my $freeze_guard = freeze_mainloop;	509	my $freeze_guard = freeze_mainloop;
452		510
453	my $busy = 1;	511	my $busy = 1;
454	my @res;	512	my @res;
455		513
…		…
466	} else {	524	} else {
467	EV::loop EV::LOOP_ONESHOT;	525	EV::loop EV::LOOP_ONESHOT;
468	}	526	}
469	}	527	}
470		528
471	$time = EV::time - $time;	529	my $time = EV::time - $time;
472		530
473	LOG llevError | logBacktrace, Carp::longmess "long sync job"
474	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
475
476	$tick_start += $time; # do not account sync jobs to server load	531	$TICK_START += $time; # do not account sync jobs to server load
477		532
478	wantarray ? @res : $res[0]	533	wantarray ? @res : $res[0]
479	} else {	534	} else {
480	# we are in another coroutine, how wonderful, everything just works	535	# we are in another coroutine, how wonderful, everything just works
481		536
…		…
523	reset_signals;	578	reset_signals;
524	&$cb	579	&$cb
525	}, @args;	580	}, @args;
526		581
527	wantarray ? @res : $res[-1]	582	wantarray ? @res : $res[-1]
		583	}
		584
		585	=item $coin = coin_from_name $name
		586
		587	=cut
		588
		589	our %coin_alias = (
		590	"silver" => "silvercoin",
		591	"silvercoin" => "silvercoin",
		592	"silvercoins" => "silvercoin",
		593	"gold" => "goldcoin",
		594	"goldcoin" => "goldcoin",
		595	"goldcoins" => "goldcoin",
		596	"platinum" => "platinacoin",
		597	"platinumcoin" => "platinacoin",
		598	"platinumcoins" => "platinacoin",
		599	"platina" => "platinacoin",
		600	"platinacoin" => "platinacoin",
		601	"platinacoins" => "platinacoin",
		602	"royalty" => "royalty",
		603	"royalties" => "royalty",
		604	);
		605
		606	sub coin_from_name($) {
		607	$coin_alias{$_[0]}
		608	? cf::arch::find $coin_alias{$_[0]}
		609	: undef
528	}	610	}
529		611
530	=item $value = cf::db_get $family => $key	612	=item $value = cf::db_get $family => $key
531		613
532	Returns a single value from the environment database.	614	Returns a single value from the environment database.
…		…
671		753
672	#############################################################################	754	#############################################################################
673		755
674	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
675		757
676	Many objects in crossfire are so-called attachable objects. That means you can	758	Many objects in deliantra are so-called attachable objects. That means you can
677	attach callbacks/event handlers (a collection of which is called an "attachment")	759	attach callbacks/event handlers (a collection of which is called an "attachment")
678	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
679		761
680	In the following description, CLASS can be any of C<global>, C<object>	762	In the following description, CLASS can be any of C<global>, C<object>
681	C<player>, C<client> or C<map> (i.e. the attachable objects in	763	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
731	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
732		814
733	Register an attachment by C<$name> through which attachable objects of the	815	Register an attachment by C<$name> through which attachable objects of the
734	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
735		817
736	Some classes such as crossfire maps and objects can specify attachments	818	Some classes such as deliantra maps and objects can specify attachments
737	that are attached at load/instantiate time, thus the need for a name.	819	that are attached at load/instantiate time, thus the need for a name.
738		820
739	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
740		822
741	=over 4	823	=over 4
…		…
969	}	1051	}
970		1052
971	0	1053	0
972	}	1054	}
973		1055
974	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1056	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
975		1057
976	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1058	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
977		1059
978	Generate an object-specific event with the given arguments.	1060	Generate an object-specific event with the given arguments.
979		1061
…		…
1032		1114
1033	sub reattach {	1115	sub reattach {
1034	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
1035	my ($obj) = @_;	1117	my ($obj) = @_;
1036		1118
		1119	# no longer needed after getting rid of delete_package?
1037	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1120	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1038		1121
1039	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
1040		1123
1041	@$registry = ();	1124	@$registry = ();
1042		1125
…		…
1088	utf8::decode (my $decname = $filename);	1171	utf8::decode (my $decname = $filename);
1089	warn sprintf "saving %s (%d,%d)\n",	1172	warn sprintf "saving %s (%d,%d)\n",
1090	$decname, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
1091		1174
1092	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1093	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1094	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1095	aio_fsync $fh if $cf::USE_FSYNC;	1178	if ($cf::USE_FSYNC) {
		1179	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;
		1180	aio_fsync $fh;
		1181	}
1096	close $fh;	1182	aio_close $fh;
1097		1183
1098	if (@$objs) {	1184	if (@$objs) {
1099	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1185	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1100	chmod SAVE_MODE, $fh;	1186	aio_chmod $fh, SAVE_MODE;
1101	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1187	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1102	aio_write $fh, 0, (length $data), $data, 0;	1188	aio_write $fh, 0, (length $data), $data, 0;
1103	aio_fsync $fh if $cf::USE_FSYNC;	1189	if ($cf::USE_FSYNC) {
		1190	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;
		1191	aio_fsync $fh;
		1192	}
1104	close $fh;	1193	aio_close $fh;
1105	aio_rename "$filename.pst~", "$filename.pst";	1194	aio_rename "$filename.pst~", "$filename.pst";
1106	}	1195	}
1107	} else {	1196	} else {
1108	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1109	}	1198	}
1110		1199
1111	aio_rename "$filename~", $filename;	1200	aio_rename "$filename~", $filename;
		1201
		1202	$filename =~ s%/[^/]+$%%;
		1203	aio_pathsync $filename if $cf::USE_FSYNC;
1112	} else {	1204	} else {
1113	warn "FATAL: $filename~: $!\n";	1205	warn "unable to save objects: $filename~: $!\n";
1114	}	1206	}
1115	} else {	1207	} else {
1116	aio_unlink $filename;	1208	aio_unlink $filename;
1117	aio_unlink "$filename.pst";	1209	aio_unlink "$filename.pst";
1118	}	1210	}
…		…
1209	my ($name, $cb) = @_;	1301	my ($name, $cb) = @_;
1210		1302
1211	$EXTICMD{$name} = $cb;	1303	$EXTICMD{$name} = $cb;
1212	}	1304	}
1213		1305
		1306	use File::Glob ();
		1307
1214	cf::player->attach (	1308	cf::player->attach (
1215	on_command => sub {	1309	on_command => sub {
1216	my ($pl, $name, $params) = @_;	1310	my ($pl, $name, $params) = @_;
1217		1311
1218	my $cb = $COMMAND{$name}	1312	my $cb = $COMMAND{$name}
…		…
1250		1344
1251	cf::override;	1345	cf::override;
1252	},	1346	},
1253	);	1347	);
1254		1348
		1349	# "readahead" all extensions
		1350	sub cache_extensions {
		1351	my $grp = IO::AIO::aio_group;
		1352
		1353	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1354	for (grep /\.ext$/, @{$_[0]}) {
		1355	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1356	}
		1357	};
		1358
		1359	$grp
		1360	}
		1361
1255	sub load_extensions {	1362	sub load_extensions {
1256	cf::sync_job {	1363	cf::sync_job {
1257	my %todo;	1364	my %todo;
1258		1365
1259	for my $path (<$LIBDIR/*.ext>) {	1366	for my $path (<$LIBDIR/*.ext>) {
…		…
1278		1385
1279	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1280	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1281		1388
1282	$ext{source} =	1389	$ext{source} =
1283	"package $pkg; use strict; use utf8;\n"	1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1284	. "#line 1 \"$path\"\n{\n"	1391	. "#line 1 \"$path\"\n{\n"
1285	. $source	1392	. $source
1286	. "\n};\n1";	1393	. "\n};\n1";
1287		1394
1288	$todo{$base} = \%ext;	1395	$todo{$base} = \%ext;
…		…
1304	my $msg = $@ ? "$v->{path}: $@\n"	1411	my $msg = $@ ? "$v->{path}: $@\n"
1305	: "$v->{base}: extension inactive.\n";	1412	: "$v->{base}: extension inactive.\n";
1306		1413
1307	if (exists $v->{meta}{mandatory}) {	1414	if (exists $v->{meta}{mandatory}) {
1308	warn $msg;	1415	warn $msg;
1309	warn "mandatory extension failed to load, exiting.\n";	1416	cf::cleanup "mandatory extension failed to load, exiting.";
1310	exit 1;
1311	}	1417	}
1312		1418
1313	warn $msg;	1419	warn $msg;
1314	}	1420	}
1315		1421
…		…
1329		1435
1330	=back	1436	=back
1331		1437
1332	=head2 CORE EXTENSIONS	1438	=head2 CORE EXTENSIONS
1333		1439
1334	Functions and methods that extend core crossfire objects.	1440	Functions and methods that extend core deliantra objects.
1335		1441
1336	=cut	1442	=cut
1337		1443
1338	package cf::player;	1444	package cf::player;
1339		1445
…		…
1382		1488
1383	sub exists($) {	1489	sub exists($) {
1384	my ($login) = @_;	1490	my ($login) = @_;
1385		1491
1386	$cf::PLAYER{$login}	1492	$cf::PLAYER{$login}
1387	or cf::sync_job { !aio_stat path $login }	1493	or !aio_stat path $login
1388	}	1494	}
1389		1495
1390	sub find($) {	1496	sub find($) {
1391	return $cf::PLAYER{$_[0]} || do {	1497	return $cf::PLAYER{$_[0]} || do {
1392	my $login = $_[0];	1498	my $login = $_[0];
…		…
1404	my $f = new_from_file cf::object::thawer path $login	1510	my $f = new_from_file cf::object::thawer path $login
1405	or return;	1511	or return;
1406		1512
1407	my $pl = cf::player::load_pl $f	1513	my $pl = cf::player::load_pl $f
1408	or return;	1514	or return;
		1515
1409	local $cf::PLAYER_LOADING{$login} = $pl;	1516	local $cf::PLAYER_LOADING{$login} = $pl;
1410	$f->resolve_delayed_derefs;	1517	$f->resolve_delayed_derefs;
1411	$cf::PLAYER{$login} = $pl	1518	$cf::PLAYER{$login} = $pl
1412	}	1519	}
1413	}	1520	}
…		…
1423		1530
1424	return if $pl->{deny_save};	1531	return if $pl->{deny_save};
1425		1532
1426	aio_mkdir playerdir $pl, 0770;	1533	aio_mkdir playerdir $pl, 0770;
1427	$pl->{last_save} = $cf::RUNTIME;	1534	$pl->{last_save} = $cf::RUNTIME;
		1535
		1536	cf::get_slot 0.01;
1428		1537
1429	$pl->save_pl ($path);	1538	$pl->save_pl ($path);
1430	cf::cede_to_tick;	1539	cf::cede_to_tick;
1431	}	1540	}
1432		1541
…		…
1464	my ($pl) = @_;	1573	my ($pl) = @_;
1465		1574
1466	my $name = $pl->ob->name;	1575	my $name = $pl->ob->name;
1467		1576
1468	$pl->{deny_save} = 1;	1577	$pl->{deny_save} = 1;
1469	$pl->password ("*"); # this should lock out the player until we nuked the dir	1578	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1470		1579
1471	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1472	$pl->deactivate;	1581	$pl->deactivate;
		1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1583	$pl->ob->check_score;
1473	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1474	$pl->ns->destroy if $pl->ns;	1585	$pl->ns->destroy if $pl->ns;
1475		1586
1476	my $path = playerdir $pl;	1587	my $path = playerdir $pl;
1477	my $temp = "$path~$cf::RUNTIME~deleting~";	1588	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1516		1627
1517	for my $login (@$dirs) {	1628	for my $login (@$dirs) {
1518	my $path = path $login;	1629	my $path = path $login;
1519		1630
1520	# a .pst is a dead give-away for a valid player	1631	# a .pst is a dead give-away for a valid player
1521	unless (-e "$path.pst") {	1632	# if no pst file found, open and chekc for blocked users
		1633	if (aio_stat "$path.pst") {
1522	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1634	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1523	aio_read $fh, 0, 512, my $buf, 0 or next;	1635	aio_read $fh, 0, 512, my $buf, 0 or next;
1524	$buf !~ /^password -------------$/m or next; # official not-valid tag	1636	$buf !~ /^password -------------$/m or next; # official not-valid tag
1525	}	1637	}
1526		1638
…		…
1557	}	1669	}
1558		1670
1559	\@paths	1671	\@paths
1560	}	1672	}
1561		1673
1562	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1563		1675
1564	Expand crossfire pod fragments into protocol xml.	1676	Expand deliantra pod fragments into protocol xml.
1565
1566	=cut
1567
1568	use re 'eval';
1569
1570	my $group;
1571	my $interior; $interior = qr{
1572	# match a pod interior sequence sans C<< >>
1573	(?:
1574	\ (.*?)\ (?{ $group = $^N })
1575	| < (??{$interior}) >
1576	)
1577	}x;
1578
1579	sub expand_cfpod {
1580	my ($self, $pod) = @_;
1581
1582	my $xml;
1583
1584	while () {
1585	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1586	$group = $1;
1587
1588	$group =~ s/&/&amp;/g;
1589	$group =~ s/</&lt;/g;
1590
1591	$xml .= $group;
1592	} elsif ($pod =~ m%\G
1593	([BCGHITU])
1594	<
1595	(?:
1596	([^<>]*) (?{ $group = $^N })
1597	| < $interior >
1598	)
1599	>
1600	%gcsx
1601	) {
1602	my ($code, $data) = ($1, $group);
1603
1604	if ($code eq "B") {
1605	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1606	} elsif ($code eq "I") {
1607	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1608	} elsif ($code eq "U") {
1609	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1610	} elsif ($code eq "C") {
1611	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1612	} elsif ($code eq "T") {
1613	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1614	} elsif ($code eq "G") {
1615	my ($male, $female) = split /\|/, $data;
1616	$data = $self->gender ? $female : $male;
1617	$xml .= expand_cfpod ($self, $data);
1618	} elsif ($code eq "H") {
1619	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1620	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1621	"")
1622	[$self->{hintmode}];
1623	} else {
1624	$xml .= "error processing '$code($data)' directive";
1625	}
1626	} else {
1627	if ($pod =~ /\G(.+)/) {
1628	warn "parse error while expanding $pod (at $1)";
1629	}
1630	last;
1631	}
1632	}
1633
1634	for ($xml) {
1635	# create single paragraphs (very hackish)
1636	s/(?<=\S)\n(?=\w)/ /g;
1637
1638	# compress some whitespace
1639	s/\s+\n/\n/g; # ws line-ends
1640	s/\n\n+/\n/g; # double lines
1641	s/^\n+//; # beginning lines
1642	s/\n+$//; # ending lines
1643	}
1644
1645	$xml
1646	}
1647
1648	no re 'eval';
1649
1650	sub hintmode {
1651	$_[0]{hintmode} = $_[1] if @_ > 1;
1652	$_[0]{hintmode}
1653	}
1654		1677
1655	=item $player->ext_reply ($msgid, @msg)	1678	=item $player->ext_reply ($msgid, @msg)
1656		1679
1657	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1658		1681
…		…
1725	our $MAX_RESET = 3600;	1748	our $MAX_RESET = 3600;
1726	our $DEFAULT_RESET = 3000;	1749	our $DEFAULT_RESET = 3000;
1727		1750
1728	sub generate_random_map {	1751	sub generate_random_map {
1729	my ($self, $rmp) = @_;	1752	my ($self, $rmp) = @_;
		1753
		1754	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1755
1730	# mit "rum" bekleckern, nicht	1756	# mit "rum" bekleckern, nicht
1731	$self->_create_random_map (	1757	$self->_create_random_map (
1732	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1733	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1734	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1856		1882
1857	# the temporary/swap location	1883	# the temporary/swap location
1858	sub save_path {	1884	sub save_path {
1859	my ($self) = @_;	1885	my ($self) = @_;
1860		1886
1861	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1887	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1862	"$TMPDIR/$path.map"	1888	"$TMPDIR/$path.map"
1863	}	1889	}
1864		1890
1865	# the unique path, undef == no special unique path	1891	# the unique path, undef == no special unique path
1866	sub uniq_path {	1892	sub uniq_path {
1867	my ($self) = @_;	1893	my ($self) = @_;
1868		1894
1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1870	"$UNIQUEDIR/$path"	1896	"$UNIQUEDIR/$path"
1871	}
1872
1873	# and all this just because we cannot iterate over
1874	# all maps in C++...
1875	sub change_all_map_light {
1876	my ($change) = @_;
1877
1878	$_->change_map_light ($change)
1879	for grep $_->outdoor, values %cf::MAP;
1880	}	1897	}
1881		1898
1882	sub decay_objects {	1899	sub decay_objects {
1883	my ($self) = @_;	1900	my ($self) = @_;
1884		1901
…		…
1968	sub find {	1985	sub find {
1969	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
1970		1987
1971	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
1972		1989
1973	cf::lock_wait "map_data:$path";#d#remove	1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1974	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
1975		1992
1976	$cf::MAP{$path} || do {	1993	$cf::MAP{$path} || do {
1977	my $guard1 = cf::lock_acquire "map_find:$path";
1978	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1979
1980	my $map = new_from_path cf::map $path	1994	my $map = new_from_path cf::map $path
1981	or return;	1995	or return;
1982		1996
1983	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
1984		1998
…		…
1986	or return;	2000	or return;
1987		2001
1988	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2002	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1989	# doing this can freeze the server in a sync job, obviously	2003	# doing this can freeze the server in a sync job, obviously
1990	#$cf::WAIT_FOR_TICK->wait;	2004	#$cf::WAIT_FOR_TICK->wait;
		2005	undef $guard2;
1991	undef $guard1;	2006	undef $guard1;
1992	undef $guard2;
1993	$map->reset;	2007	$map->reset;
1994	return find $path;	2008	return find $path;
1995	}	2009	}
1996		2010
1997	$cf::MAP{$path} = $map	2011	$cf::MAP{$path} = $map
…		…
2024	my $f = new_from_file cf::object::thawer $self->{load_path};	2038	my $f = new_from_file cf::object::thawer $self->{load_path};
2025	$f->skip_block;	2039	$f->skip_block;
2026	$self->_load_objects ($f)	2040	$self->_load_objects ($f)
2027	or return;	2041	or return;
2028		2042
2029	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
2030	if delete $self->{load_original};	2044	if delete $self->{load_original};
2031		2045
2032	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
2033	utf8::encode $uniq;	2047	utf8::encode $uniq;
2034	unless (aio_stat $uniq) {	2048	unless (aio_stat $uniq) {
…		…
2052	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
2053	$self->decay_objects;	2067	$self->decay_objects;
2054	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
2055	$self->update_buttons;	2069	$self->update_buttons;
2056	cf::cede_to_tick;	2070	cf::cede_to_tick;
2057	$self->set_darkness_map;
2058	cf::cede_to_tick;
2059	$self->activate;	2071	$self->activate;
2060	}	2072	}
2061		2073
2062	$self->{last_save} = $cf::RUNTIME;	2074	$self->{last_save} = $cf::RUNTIME;
2063	$self->last_access ($cf::RUNTIME);	2075	$self->last_access ($cf::RUNTIME);
2064		2076
2065	$self->in_memory (cf::MAP_IN_MEMORY);	2077	$self->in_memory (cf::MAP_ACTIVE);
2066	}	2078	}
2067		2079
2068	$self->post_load;	2080	$self->post_load;
2069	}	2081	}
2070		2082
…		…
2128	my ($path, $origin, $load) = @_;	2140	my ($path, $origin, $load) = @_;
2129		2141
2130	$path = normalise $path, $origin && $origin->{path};	2142	$path = normalise $path, $origin && $origin->{path};
2131		2143
2132	if (my $map = $cf::MAP{$path}) {	2144	if (my $map = $cf::MAP{$path}) {
2133	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2145	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2134	}	2146	}
2135		2147
2136	$MAP_PREFETCH{$path} |= $load;	2148	$MAP_PREFETCH{$path} |= $load;
2137		2149
2138	$MAP_PREFETCHER ||= cf::async {	2150	$MAP_PREFETCHER ||= cf::async {
…		…
2175	cf::async {	2187	cf::async {
2176	$Coro::current->{desc} = "map player save";	2188	$Coro::current->{desc} = "map player save";
2177	$_->contr->save for $self->players;	2189	$_->contr->save for $self->players;
2178	};	2190	};
2179		2191
		2192	cf::get_slot 0.02;
		2193
2180	if ($uniq) {	2194	if ($uniq) {
2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2182	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2196	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2183	} else {	2197	} else {
2184	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2198	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2192	$self->save;	2206	$self->save;
2193		2207
2194	my $lock = cf::lock_acquire "map_data:$self->{path}";	2208	my $lock = cf::lock_acquire "map_data:$self->{path}";
2195		2209
2196	return if $self->players;	2210	return if $self->players;
2197	return if $self->in_memory != cf::MAP_IN_MEMORY;	2211	return if $self->in_memory != cf::MAP_ACTIVE;
2198	return if $self->{deny_save};	2212	return if $self->{deny_save};
2199		2213
2200	$self->in_memory (cf::MAP_SWAPPED);	2214	$self->in_memory (cf::MAP_SWAPPED);
2201		2215
2202	$self->deactivate;	2216	$self->deactivate;
…		…
2227		2241
2228	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2229		2243
2230	return if $self->players;	2244	return if $self->players;
2231		2245
2232	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
2233		2247
2234	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2235		2249
2236	# need to save uniques path	2250	# need to save uniques path
2237	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
2320		2334
2321	sub unique_maps() {	2335	sub unique_maps() {
2322	[	2336	[
2323	map {	2337	map {
2324	utf8::decode $_;	2338	utf8::decode $_;
2325	/\.map$/	2339	s/\.map$//; # TODO future compatibility hack
		2340	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2341	? ()
2326	? normalise $_	2342	: normalise $_
2327	: ()
2328	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2329	]	2344	]
2330	}	2345	}
2331		2346
2332	package cf;	2347	=item cf::map::static_maps
		2348
		2349	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2350	file in the shared directory excluding F</styles> and F</editor>). May
		2351	block.
		2352
		2353	=cut
		2354
		2355	sub static_maps() {
		2356	my @dirs = "";
		2357	my @maps;
		2358
		2359	while (@dirs) {
		2360	my $dir = shift @dirs;
		2361
		2362	next if $dir eq "/styles" || $dir eq "/editor";
		2363
		2364	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2365	or return;
		2366
		2367	for (@$files) {
		2368	s/\.map$// or next;
		2369	utf8::decode $_;
		2370	push @maps, "$dir/$_";
		2371	}
		2372
		2373	push @dirs, map "$dir/$_", @$dirs;
		2374	}
		2375
		2376	\@maps
		2377	}
2333		2378
2334	=back	2379	=back
2335		2380
2336	=head3 cf::object	2381	=head3 cf::object
2337		2382
…		…
2341		2386
2342	=over 4	2387	=over 4
2343		2388
2344	=item $ob->inv_recursive	2389	=item $ob->inv_recursive
2345		2390
2346	Returns the inventory of the object _and_ their inventories, recursively.	2391	Returns the inventory of the object I<and> their inventories, recursively,
		2392	but I<not> the object itself.
2347		2393
2348	=cut	2394	=cut
2349		2395
2350	sub inv_recursive_;	2396	sub inv_recursive_;
2351	sub inv_recursive_ {	2397	sub inv_recursive_ {
…		…
2356	inv_recursive_ inv $_[0]	2402	inv_recursive_ inv $_[0]
2357	}	2403	}
2358		2404
2359	=item $ref = $ob->ref	2405	=item $ref = $ob->ref
2360		2406
2361	creates and returns a persistent reference to an objetc that can be stored as a string.	2407	Creates and returns a persistent reference to an object that can be stored as a string.
2362		2408
2363	=item $ob = cf::object::deref ($refstring)	2409	=item $ob = cf::object::deref ($refstring)
2364		2410
2365	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2411	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2366	even if the object actually exists. May block.	2412	even if the object actually exists. May block.
…		…
2398	can be C<undef>. Does the right thing when the player is currently in a	2444	can be C<undef>. Does the right thing when the player is currently in a
2399	dialogue with the given NPC character.	2445	dialogue with the given NPC character.
2400		2446
2401	=cut	2447	=cut
2402		2448
		2449	our $SAY_CHANNEL = {
		2450	id => "say",
		2451	title => "Map",
		2452	reply => "say ",
		2453	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2454	};
		2455
		2456	our $CHAT_CHANNEL = {
		2457	id => "chat",
		2458	title => "Chat",
		2459	reply => "chat ",
		2460	tooltip => "Player chat and shouts, global to the server.",
		2461	};
		2462
2403	# rough implementation of a future "reply" method that works	2463	# rough implementation of a future "reply" method that works
2404	# with dialog boxes.	2464	# with dialog boxes.
2405	#TODO: the first argument must go, split into a $npc->reply_to ( method	2465	#TODO: the first argument must go, split into a $npc->reply_to ( method
2406	sub cf::object::player::reply($$$;$) {	2466	sub cf::object::player::reply($$$;$) {
2407	my ($self, $npc, $msg, $flags) = @_;	2467	my ($self, $npc, $msg, $flags) = @_;
…		…
2418	my $dialog = $pl->{npc_dialog};	2478	my $dialog = $pl->{npc_dialog};
2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2479	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2420		2480
2421	} else {	2481	} else {
2422	$msg = $npc->name . " says: $msg" if $npc;	2482	$msg = $npc->name . " says: $msg" if $npc;
2423	$self->message ($msg, $flags);	2483	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2424	}	2484	}
2425	}	2485	}
2426	}	2486	}
2427		2487
2428	=item $object->send_msg ($channel, $msg, $color, [extra...])	2488	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2453		2513
2454	=item $player_object->enter_link	2514	=item $player_object->enter_link
2455		2515
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2516	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2517
2458	The player should be reasonably safe there for short amounts of time. You	2518	The player should be reasonably safe there for short amounts of time (e.g.
2459	I<MUST> call C<leave_link> as soon as possible, though.	2519	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2520	though, as the palyer cannot control the character while it is on the link
		2521	map.
2460		2522
2461	Will never block.	2523	Will never block.
2462		2524
2463	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2464		2526
…		…
2516	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2518		2580
2519	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2522		2584
2523	$map->load;	2585	$map->load;
2524	$map->load_neighbours;	2586	$map->load_neighbours;
2525		2587
2526	return unless $self->contr->active;	2588	return unless $self->contr->active;
2527	$self->activate_recursive;
2528		2589
2529	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2530	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2531	}	2595	}
2532		2596
2533	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2534		2598
2535	Moves the player to the given map-path and coordinates by first freezing	2599	Moves the player to the given map-path and coordinates by first freezing
2536	her, loading and preparing them map, calling the provided $check callback	2600	her, loading and preparing them map, calling the provided $check callback
2537	that has to return the map if sucecssful, and then unfreezes the player on	2601	that has to return the map if sucecssful, and then unfreezes the player on
2538	the new (success) or old (failed) map position. In either case, $done will	2602	the new (success) or old (failed) map position. In either case, $done will
2539	be called at the end of this process.	2603	be called at the end of this process.
		2604
		2605	Note that $check will be called with a potentially non-loaded map, so if
		2606	it needs a loaded map it has to call C<< ->load >>.
2540		2607
2541	=cut	2608	=cut
2542		2609
2543	our $GOTOGEN;	2610	our $GOTOGEN;
2544		2611
…		…
2623	}	2690	}
2624		2691
2625	sub prepare_random_map {	2692	sub prepare_random_map {
2626	my ($exit) = @_;	2693	my ($exit) = @_;
2627		2694
2628	my $guard = cf::lock_acquire "exit_prepare:$exit";
2629
2630	# all this does is basically replace the /! path by	2695	# all this does is basically replace the /! path by
2631	# a new random map path (?random/...) with a seed	2696	# a new random map path (?random/...) with a seed
2632	# that depends on the exit object	2697	# that depends on the exit object
2633		2698
2634	my $rmp = parse_random_map_params $exit->msg;	2699	my $rmp = parse_random_map_params $exit->msg;
…		…
2636	if ($exit->map) {	2701	if ($exit->map) {
2637	$rmp->{region} = $exit->region->name;	2702	$rmp->{region} = $exit->region->name;
2638	$rmp->{origin_map} = $exit->map->path;	2703	$rmp->{origin_map} = $exit->map->path;
2639	$rmp->{origin_x} = $exit->x;	2704	$rmp->{origin_x} = $exit->x;
2640	$rmp->{origin_y} = $exit->y;	2705	$rmp->{origin_y} = $exit->y;
		2706
		2707	$exit->map->touch;
2641	}	2708	}
2642		2709
2643	$rmp->{random_seed} ||= $exit->random_seed;	2710	$rmp->{random_seed} ||= $exit->random_seed;
2644		2711
2645	my $data = cf::encode_json $rmp;	2712	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2646	my $md5 = Digest::MD5::md5_hex $data;	2713	my $md5 = Digest::MD5::md5_hex $data;
2647	my $meta = "$RANDOMDIR/$md5.meta";	2714	my $meta = "$RANDOMDIR/$md5.meta";
2648		2715
2649	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2716	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2650	aio_write $fh, 0, (length $data), $data, 0;	2717	aio_write $fh, 0, (length $data), $data, 0;
2651	undef $fh;	2718	undef $fh;
2652	aio_rename "$meta~", $meta;	2719	aio_rename "$meta~", $meta;
2653		2720
		2721	my $slaying = "?random/$md5";
		2722
		2723	if ($exit->valid) {
2654	$exit->slaying ("?random/$md5");	2724	$exit->slaying ("?random/$md5");
2655	$exit->msg (undef);	2725	$exit->msg (undef);
		2726	}
2656	}	2727	}
2657	}	2728	}
2658		2729
2659	sub cf::object::player::enter_exit {	2730	sub cf::object::player::enter_exit {
2660	my ($self, $exit) = @_;	2731	my ($self, $exit) = @_;
2661		2732
2662	return unless $self->type == cf::PLAYER;	2733	return unless $self->type == cf::PLAYER;
2663		2734
2664	if ($exit->slaying eq "/!") {
2665	#TODO: this should de-fi-ni-te-ly not be a sync-job
2666	# the problem is that $exit might not survive long enough
2667	# so it needs to be done right now, right here
2668	cf::sync_job { prepare_random_map $exit };
2669	}
2670
2671	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2672	my $hp = $exit->stats->hp;
2673	my $sp = $exit->stats->sp;
2674
2675	$self->enter_link;	2735	$self->enter_link;
2676		2736
2677	# if exit is damned, update players death & WoR home-position
2678	$self->contr->savebed ($slaying, $hp, $sp)
2679	if $exit->flag (FLAG_DAMNED);
2680
2681	(async {	2737	(async {
2682	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2738	$Coro::current->{desc} = "enter_exit";
2683		2739
2684	$self->deactivate_recursive; # just to be sure
2685	unless (eval {	2740	unless (eval {
		2741	$self->deactivate_recursive; # just to be sure
		2742
		2743	# random map handling
		2744	{
		2745	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2746
		2747	prepare_random_map $exit
		2748	if $exit->slaying eq "/!";
		2749	}
		2750
		2751	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2752	my $x = $exit->stats->hp;
		2753	my $y = $exit->stats->sp;
		2754
2686	$self->goto ($slaying, $hp, $sp);	2755	$self->goto ($map, $x, $y);
2687		2756
		2757	# if exit is damned, update players death & WoR home-position
		2758	$self->contr->savebed ($map, $x, $y)
		2759	if $exit->flag (cf::FLAG_DAMNED);
		2760
2688	1;	2761	1
2689	}) {	2762	}) {
2690	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2691	. "I'll try to bring you back to the map you were before. "	2764	. "I'll try to bring you back to the map you were before. "
2692	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2693	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2694		2767
2695	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2712	sub cf::client::send_drawinfo {	2785	sub cf::client::send_drawinfo {
2713	my ($self, $text, $flags) = @_;	2786	my ($self, $text, $flags) = @_;
2714		2787
2715	utf8::encode $text;	2788	utf8::encode $text;
2716	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2789	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2790	}
		2791
		2792	=item $client->send_big_packet ($pkt)
		2793
		2794	Like C<send_packet>, but tries to compress large packets, and fragments
		2795	them as required.
		2796
		2797	=cut
		2798
		2799	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2800
		2801	sub cf::client::send_big_packet {
		2802	my ($self, $pkt) = @_;
		2803
		2804	# try lzf for large packets
		2805	$pkt = "lzf " . Compress::LZF::compress $pkt
		2806	if 1024 <= length $pkt and $self->{can_lzf};
		2807
		2808	# split very large packets
		2809	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2810	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2811	$pkt = "frag";
		2812	}
		2813
		2814	$self->send_packet ($pkt);
2717	}	2815	}
2718		2816
2719	=item $client->send_msg ($channel, $msg, $color, [extra...])	2817	=item $client->send_msg ($channel, $msg, $color, [extra...])
2720		2818
2721	Send a drawinfo or msg packet to the client, formatting the msg for the	2819	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2725		2823
2726	=cut	2824	=cut
2727		2825
2728	# non-persistent channels (usually the info channel)	2826	# non-persistent channels (usually the info channel)
2729	our %CHANNEL = (	2827	our %CHANNEL = (
		2828	"c/motd" => {
		2829	id => "infobox",
		2830	title => "MOTD",
		2831	reply => undef,
		2832	tooltip => "The message of the day",
		2833	},
2730	"c/identify" => {	2834	"c/identify" => {
2731	id => "infobox",	2835	id => "infobox",
2732	title => "Identify",	2836	title => "Identify",
2733	reply => undef,	2837	reply => undef,
2734	tooltip => "Items recently identified",	2838	tooltip => "Items recently identified",
…		…
2736	"c/examine" => {	2840	"c/examine" => {
2737	id => "infobox",	2841	id => "infobox",
2738	title => "Examine",	2842	title => "Examine",
2739	reply => undef,	2843	reply => undef,
2740	tooltip => "Signs and other items you examined",	2844	tooltip => "Signs and other items you examined",
		2845	},
		2846	"c/shopinfo" => {
		2847	id => "infobox",
		2848	title => "Shop Info",
		2849	reply => undef,
		2850	tooltip => "What your bargaining skill tells you about the shop",
2741	},	2851	},
2742	"c/book" => {	2852	"c/book" => {
2743	id => "infobox",	2853	id => "infobox",
2744	title => "Book",	2854	title => "Book",
2745	reply => undef,	2855	reply => undef,
…		…
2761	id => "infobox",	2871	id => "infobox",
2762	title => "Body Parts",	2872	title => "Body Parts",
2763	reply => undef,	2873	reply => undef,
2764	tooltip => "Shows which body parts you posess and are available",	2874	tooltip => "Shows which body parts you posess and are available",
2765	},	2875	},
		2876	"c/statistics" => {
		2877	id => "infobox",
		2878	title => "Statistics",
		2879	reply => undef,
		2880	tooltip => "Shows your primary statistics",
		2881	},
		2882	"c/skills" => {
		2883	id => "infobox",
		2884	title => "Skills",
		2885	reply => undef,
		2886	tooltip => "Shows your experience per skill and item power",
		2887	},
		2888	"c/shopitems" => {
		2889	id => "infobox",
		2890	title => "Shop Items",
		2891	reply => undef,
		2892	tooltip => "Shows the items currently for sale in this shop",
		2893	},
		2894	"c/resistances" => {
		2895	id => "infobox",
		2896	title => "Resistances",
		2897	reply => undef,
		2898	tooltip => "Shows your resistances",
		2899	},
		2900	"c/pets" => {
		2901	id => "infobox",
		2902	title => "Pets",
		2903	reply => undef,
		2904	tooltip => "Shows information abotu your pets/a specific pet",
		2905	},
		2906	"c/perceiveself" => {
		2907	id => "infobox",
		2908	title => "Perceive Self",
		2909	reply => undef,
		2910	tooltip => "You gained detailed knowledge about yourself",
		2911	},
2766	"c/uptime" => {	2912	"c/uptime" => {
2767	id => "infobox",	2913	id => "infobox",
2768	title => "Uptime",	2914	title => "Uptime",
2769	reply => undef,	2915	reply => undef,
2770	tooltip => "How long the server has been running since last restart",	2916	tooltip => "How long the server has been running since last restart",
…		…
2773	id => "infobox",	2919	id => "infobox",
2774	title => "Map Info",	2920	title => "Map Info",
2775	reply => undef,	2921	reply => undef,
2776	tooltip => "Information related to the maps",	2922	tooltip => "Information related to the maps",
2777	},	2923	},
		2924	"c/party" => {
		2925	id => "party",
		2926	title => "Party",
		2927	reply => "gsay ",
		2928	tooltip => "Messages and chat related to your party",
		2929	},
		2930	"c/death" => {
		2931	id => "death",
		2932	title => "Death",
		2933	reply => undef,
		2934	tooltip => "Reason for and more info about your most recent death",
		2935	},
		2936	"c/say" => $SAY_CHANNEL,
		2937	"c/chat" => $CHAT_CHANNEL,
2778	);	2938	);
2779		2939
2780	sub cf::client::send_msg {	2940	sub cf::client::send_msg {
2781	my ($self, $channel, $msg, $color, @extra) = @_;	2941	my ($self, $channel, $msg, $color, @extra) = @_;
2782		2942
2783	$msg = $self->pl->expand_cfpod ($msg);	2943	$msg = $self->pl->expand_cfpod ($msg)
		2944	unless $color & cf::NDI_VERBATIM;
2784		2945
2785	$color &= cf::NDI_CLIENT_MASK; # just in case...	2946	$color &= cf::NDI_CLIENT_MASK; # just in case...
2786		2947
2787	# check predefined channels, for the benefit of C	2948	# check predefined channels, for the benefit of C
2788	if ($CHANNEL{$channel}) {	2949	if ($CHANNEL{$channel}) {
2789	$channel = $CHANNEL{$channel};	2950	$channel = $CHANNEL{$channel};
2790		2951
2791	$self->ext_msg (channel_info => $channel)	2952	$self->ext_msg (channel_info => $channel);
2792	if $self->can_msg;
2793
2794	$channel = $channel->{id};	2953	$channel = $channel->{id};
2795		2954
2796	} elsif (ref $channel) {	2955	} elsif (ref $channel) {
2797	# send meta info to client, if not yet sent	2956	# send meta info to client, if not yet sent
2798	unless (exists $self->{channel}{$channel->{id}}) {	2957	unless (exists $self->{channel}{$channel->{id}}) {
2799	$self->{channel}{$channel->{id}} = $channel;	2958	$self->{channel}{$channel->{id}} = $channel;
2800	$self->ext_msg (channel_info => $channel)	2959	$self->ext_msg (channel_info => $channel);
2801	if $self->can_msg;
2802	}	2960	}
2803		2961
2804	$channel = $channel->{id};	2962	$channel = $channel->{id};
2805	}	2963	}
2806		2964
2807	return unless @extra || length $msg;	2965	return unless @extra || length $msg;
2808		2966
2809	if ($self->can_msg) {
2810	# default colour, mask it out	2967	# default colour, mask it out
2811	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2968	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2812	if $color & cf::NDI_DEF;	2969	if $color & cf::NDI_DEF;
2813		2970
2814	$self->send_packet ("msg " . $self->{json_coder}->encode (	2971	my $pkt = "msg "
		2972	. $self->{json_coder}->encode (
2815	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2973	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2816	} else {	2974	);
2817	if ($color >= 0) {
2818	# replace some tags by gcfclient-compatible ones
2819	for ($msg) {
2820	1 while
2821	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2822	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2823	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2824	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2825	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2826	}
2827		2975
2828	$color &= cf::NDI_COLOR_MASK;	2976	$self->send_big_packet ($pkt);
2829
2830	utf8::encode $msg;
2831
2832	if (0 && $msg =~ /\[/) {
2833	# COMMAND/INFO
2834	$self->send_packet ("drawextinfo $color 10 8 $msg")
2835	} else {
2836	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2837	$self->send_packet ("drawinfo $color $msg")
2838	}
2839	}
2840	}
2841	}	2977	}
2842		2978
2843	=item $client->ext_msg ($type, @msg)	2979	=item $client->ext_msg ($type, @msg)
2844		2980
2845	Sends an ext event to the client.	2981	Sends an ext event to the client.
…		…
2848		2984
2849	sub cf::client::ext_msg($$@) {	2985	sub cf::client::ext_msg($$@) {
2850	my ($self, $type, @msg) = @_;	2986	my ($self, $type, @msg) = @_;
2851		2987
2852	if ($self->extcmd == 2) {	2988	if ($self->extcmd == 2) {
2853	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2989	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2854	} elsif ($self->extcmd == 1) { # TODO: remove	2990	} elsif ($self->extcmd == 1) { # TODO: remove
2855	push @msg, msgtype => "event_$type";	2991	push @msg, msgtype => "event_$type";
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2992	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	2993	}
2858	}	2994	}
2859		2995
2860	=item $client->ext_reply ($msgid, @msg)	2996	=item $client->ext_reply ($msgid, @msg)
2861		2997
…		…
2865		3001
2866	sub cf::client::ext_reply($$@) {	3002	sub cf::client::ext_reply($$@) {
2867	my ($self, $id, @msg) = @_;	3003	my ($self, $id, @msg) = @_;
2868		3004
2869	if ($self->extcmd == 2) {	3005	if ($self->extcmd == 2) {
2870	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3006	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2871	} elsif ($self->extcmd == 1) {	3007	} elsif ($self->extcmd == 1) {
2872	#TODO: version 1, remove	3008	#TODO: version 1, remove
2873	unshift @msg, msgtype => "reply", msgid => $id;	3009	unshift @msg, msgtype => "reply", msgid => $id;
2874	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2875	}	3011	}
2876	}	3012	}
2877		3013
2878	=item $success = $client->query ($flags, "text", \&cb)	3014	=item $success = $client->query ($flags, "text", \&cb)
2879		3015
…		…
3019		3155
3020	The following functions and methods are available within a safe environment:	3156	The following functions and methods are available within a safe environment:
3021		3157
3022	cf::object	3158	cf::object
3023	contr pay_amount pay_player map x y force_find force_add destroy	3159	contr pay_amount pay_player map x y force_find force_add destroy
3024	insert remove name archname title slaying race decrease_ob_nr	3160	insert remove name archname title slaying race decrease split
		3161	value
3025		3162
3026	cf::object::player	3163	cf::object::player
3027	player	3164	player
3028		3165
3029	cf::player	3166	cf::player
…		…
3034		3171
3035	=cut	3172	=cut
3036		3173
3037	for (	3174	for (
3038	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3175	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3039	insert remove inv name archname title slaying race	3176	insert remove inv nrof name archname title slaying race
3040	decrease_ob_nr destroy)],	3177	decrease split destroy change_exp value msg lore send_msg)],
3041	["cf::object::player" => qw(player)],	3178	["cf::object::player" => qw(player)],
3042	["cf::player" => qw(peaceful)],	3179	["cf::player" => qw(peaceful send_msg)],
3043	["cf::map" => qw(trigger)],	3180	["cf::map" => qw(trigger)],
3044	) {	3181	) {
3045	no strict 'refs';	3182	no strict 'refs';
3046	my ($pkg, @funs) = @$_;	3183	my ($pkg, @funs) = @$_;
3047	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3184	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3064	my ($code, %vars) = @_;	3201	my ($code, %vars) = @_;
3065		3202
3066	my $qcode = $code;	3203	my $qcode = $code;
3067	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3204	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3068	$qcode =~ s/\n/\\n/g;	3205	$qcode =~ s/\n/\\n/g;
		3206
		3207	%vars = (_dummy => 0) unless %vars;
3069		3208
3070	local $_;	3209	local $_;
3071	local @safe::cf::_safe_eval_args = values %vars;	3210	local @safe::cf::_safe_eval_args = values %vars;
3072		3211
3073	my $eval =	3212	my $eval =
…		…
3218	$RESOURCE{$name} = $info;	3357	$RESOURCE{$name} = $info;
3219	}	3358	}
3220		3359
3221	cf::cede_to_tick;	3360	cf::cede_to_tick;
3222	}	3361	}
3223
3224	if (my $soundconf = delete $res->{"res/sound.conf"}) {
3225	$soundconf = $enc->decode (delete $soundconf->{data});
3226
3227	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3228	my $sound = $soundconf->{compat}[$_]
3229	or next;
3230
3231	my $face = cf::face::find "sound/$sound->[1]";
3232	cf::sound::set $sound->[0] => $face;
3233	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3234	}
3235
3236	while (my ($k, $v) = each %{$soundconf->{event}}) {
3237	my $face = cf::face::find "sound/$v";
3238	cf::sound::set $k => $face;
3239	}
3240	}
3241	}	3362	}
		3363
		3364	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3242		3365
3243	1	3366	1
3244	}	3367	}
		3368
		3369	cf::global->attach (on_resource_update => sub {
		3370	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3371	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3372
		3373	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3374	my $sound = $soundconf->{compat}[$_]
		3375	or next;
		3376
		3377	my $face = cf::face::find "sound/$sound->[1]";
		3378	cf::sound::set $sound->[0] => $face;
		3379	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3380	}
		3381
		3382	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3383	my $face = cf::face::find "sound/$v";
		3384	cf::sound::set $k => $face;
		3385	}
		3386	}
		3387	});
3245		3388
3246	register_exticmd fx_want => sub {	3389	register_exticmd fx_want => sub {
3247	my ($ns, $want) = @_;	3390	my ($ns, $want) = @_;
3248		3391
3249	while (my ($k, $v) = each %$want) {	3392	while (my ($k, $v) = each %$want) {
3250	$ns->fx_want ($k, $v);	3393	$ns->fx_want ($k, $v);
3251	}	3394	}
3252	};	3395	};
		3396
		3397	sub load_resource_file($) {
		3398	my $guard = lock_acquire "load_resource_file";
		3399
		3400	my $status = load_resource_file_ $_[0];
		3401	get_slot 0.1, 100;
		3402	cf::arch::commit_load;
		3403
		3404	$status
		3405	}
3253		3406
3254	sub reload_regions {	3407	sub reload_regions {
3255	# HACK to clear player env face cache, we need some signal framework	3408	# HACK to clear player env face cache, we need some signal framework
3256	# for this (global event?)	3409	# for this (global event?)
3257	%ext::player_env::MUSIC_FACE_CACHE = ();	3410	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3271	}	3424	}
3272		3425
3273	sub reload_archetypes {	3426	sub reload_archetypes {
3274	load_resource_file "$DATADIR/archetypes"	3427	load_resource_file "$DATADIR/archetypes"
3275	or die "unable to load archetypes\n";	3428	or die "unable to load archetypes\n";
3276	#d# NEED to laod twice to resolve forward references
3277	# this really needs to be done in an extra post-pass
3278	# (which needs to be synchronous, so solve it differently)
3279	load_resource_file "$DATADIR/archetypes"
3280	or die "unable to load archetypes\n";
3281	}	3429	}
3282		3430
3283	sub reload_treasures {	3431	sub reload_treasures {
3284	load_resource_file "$DATADIR/treasures"	3432	load_resource_file "$DATADIR/treasures"
3285	or die "unable to load treasurelists\n";	3433	or die "unable to load treasurelists\n";
3286	}	3434	}
3287		3435
3288	sub reload_resources {	3436	sub reload_resources {
3289	warn "reloading resource files...\n";	3437	warn "reloading resource files...\n";
3290		3438
		3439	reload_facedata;
		3440	reload_archetypes;
3291	reload_regions;	3441	reload_regions;
3292	reload_facedata;
3293	#reload_archetypes;#d#
3294	reload_archetypes;
3295	reload_treasures;	3442	reload_treasures;
3296		3443
3297	warn "finished reloading resource files\n";	3444	warn "finished reloading resource files\n";
3298	}	3445	}
3299		3446
3300	sub init {
3301	reload_resources;
3302	}
3303
3304	sub reload_config {	3447	sub reload_config {
		3448	warn "reloading config file...\n";
		3449
3305	open my $fh, "<:utf8", "$CONFDIR/config"	3450	open my $fh, "<:utf8", "$CONFDIR/config"
3306	or return;	3451	or return;
3307		3452
3308	local $/;	3453	local $/;
3309	*CFG = YAML::Syck::Load <$fh>;	3454	*CFG = YAML::XS::Load scalar <$fh>;
3310		3455
3311	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3456	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3312		3457
3313	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3458	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3314	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3459	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3318	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3463	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3319	and die "WARNING: m(un)lockall failed: $!\n";	3464	and die "WARNING: m(un)lockall failed: $!\n";
3320	};	3465	};
3321	warn $@ if $@;	3466	warn $@ if $@;
3322	}	3467	}
		3468
		3469	warn "finished reloading resource files\n";
		3470	}
		3471
		3472	sub pidfile() {
		3473	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3474	or die "$PIDFILE: $!";
		3475	flock $fh, &Fcntl::LOCK_EX
		3476	or die "$PIDFILE: flock: $!";
		3477	$fh
		3478	}
		3479
		3480	# make sure only one server instance is running at any one time
		3481	sub atomic {
		3482	my $fh = pidfile;
		3483
		3484	my $pid = <$fh>;
		3485	kill 9, $pid if $pid > 0;
		3486
		3487	seek $fh, 0, 0;
		3488	print $fh $$;
		3489	}
		3490
		3491	sub main_loop {
		3492	warn "EV::loop starting\n";
		3493	if (1) {
		3494	EV::loop;
		3495	}
		3496	warn "EV::loop returned\n";
		3497	goto &main_loop unless $REALLY_UNLOOP;
3323	}	3498	}
3324		3499
3325	sub main {	3500	sub main {
		3501	cf::init_globals; # initialise logging
		3502
		3503	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3504	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3505	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3506	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3507
		3508	cf::init_experience;
		3509	cf::init_anim;
		3510	cf::init_attackmess;
		3511	cf::init_dynamic;
		3512
		3513	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3514
3326	# we must not ever block the main coroutine	3515	# we must not ever block the main coroutine
3327	local $Coro::idle = sub {	3516	local $Coro::idle = sub {
3328	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3517	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3329	(async {	3518	(async {
3330	$Coro::current->{desc} = "IDLE BUG HANDLER";	3519	$Coro::current->{desc} = "IDLE BUG HANDLER";
3331	EV::loop EV::LOOP_ONESHOT;	3520	EV::loop EV::LOOP_ONESHOT;
3332	})->prio (Coro::PRIO_MAX);	3521	})->prio (Coro::PRIO_MAX);
3333	};	3522	};
3334		3523
		3524	evthread_start IO::AIO::poll_fileno;
		3525
		3526	cf::sync_job {
		3527	reload_resources;
3335	reload_config;	3528	reload_config;
3336	db_init;	3529	db_init;
		3530
		3531	cf::load_settings;
		3532	cf::load_materials;
		3533	cf::init_uuid;
		3534	cf::init_signals;
		3535	cf::init_commands;
		3536	cf::init_skills;
		3537
		3538	cf::init_beforeplay;
		3539
		3540	atomic;
		3541
3337	load_extensions;	3542	load_extensions;
3338		3543
3339	$TICK_WATCHER->start;	3544	utime time, time, $RUNTIMEFILE;
3340	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3545
3341	EV::loop;	3546	# no (long-running) fork's whatsoever before this point(!)
		3547	use POSIX ();
		3548	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3549
		3550	(pop @POST_INIT)->(0) while @POST_INIT;
		3551	};
		3552
		3553	main_loop;
3342	}	3554	}
3343		3555
3344	#############################################################################	3556	#############################################################################
3345	# initialisation and cleanup	3557	# initialisation and cleanup
3346		3558
…		…
3352	cf::cleanup "SIG$signal";	3564	cf::cleanup "SIG$signal";
3353	};	3565	};
3354	}	3566	}
3355	}	3567	}
3356		3568
3357	sub write_runtime {	3569	sub write_runtime_sync {
3358	my $runtime = "$LOCALDIR/runtime";
3359
3360	# first touch the runtime file to show we are still running:	3570	# first touch the runtime file to show we are still running:
3361	# the fsync below can take a very very long time.	3571	# the fsync below can take a very very long time.
3362		3572
3363	IO::AIO::aio_utime $runtime, undef, undef;	3573	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3364		3574
3365	my $guard = cf::lock_acquire "write_runtime";	3575	my $guard = cf::lock_acquire "write_runtime";
3366		3576
3367	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3577	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3368	or return;	3578	or return;
3369		3579
3370	my $value = $cf::RUNTIME + 90 + 10;	3580	my $value = $cf::RUNTIME + 90 + 10;
3371	# 10 is the runtime save interval, for a monotonic clock	3581	# 10 is the runtime save interval, for a monotonic clock
3372	# 60 allows for the watchdog to kill the server.	3582	# 60 allows for the watchdog to kill the server.
…		…
3382	aio_utime $fh, undef, undef;	3592	aio_utime $fh, undef, undef;
3383		3593
3384	close $fh	3594	close $fh
3385	or return;	3595	or return;
3386		3596
3387	aio_rename "$runtime~", $runtime	3597	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3388	and return;	3598	and return;
3389		3599
3390	warn "runtime file written.\n";	3600	warn "runtime file written.\n";
3391		3601
3392	1	3602	1
		3603	}
		3604
		3605	our $uuid_lock;
		3606	our $uuid_skip;
		3607
		3608	sub write_uuid_sync($) {
		3609	$uuid_skip ||= $_[0];
		3610
		3611	return if $uuid_lock;
		3612	local $uuid_lock = 1;
		3613
		3614	my $uuid = "$LOCALDIR/uuid";
		3615
		3616	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3617	or return;
		3618
		3619	my $value = uuid_seq uuid_cur;
		3620
		3621	unless ($value) {
		3622	warn "cowardly refusing to write zero uuid value!\n";
		3623	return;
		3624	}
		3625
		3626	my $value = uuid_str $value + $uuid_skip;
		3627	$uuid_skip = 0;
		3628
		3629	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3630	and return;
		3631
		3632	# always fsync - this file is important
		3633	aio_fsync $fh
		3634	and return;
		3635
		3636	close $fh
		3637	or return;
		3638
		3639	aio_rename "$uuid~", $uuid
		3640	and return;
		3641
		3642	warn "uuid file written ($value).\n";
		3643
		3644	1
		3645
		3646	}
		3647
		3648	sub write_uuid($$) {
		3649	my ($skip, $sync) = @_;
		3650
		3651	$sync ? write_uuid_sync $skip
		3652	: async { write_uuid_sync $skip };
3393	}	3653	}
3394		3654
3395	sub emergency_save() {	3655	sub emergency_save() {
3396	my $freeze_guard = cf::freeze_mainloop;	3656	my $freeze_guard = cf::freeze_mainloop;
3397		3657
3398	warn "enter emergency perl save\n";	3658	warn "emergency_perl_save: enter\n";
3399		3659
3400	cf::sync_job {	3660	cf::sync_job {
		3661	# this is a trade-off: we want to be very quick here, so
		3662	# save all maps without fsync, and later call a global sync
		3663	# (which in turn might be very very slow)
		3664	local $USE_FSYNC = 0;
		3665
3401	# use a peculiar iteration method to avoid tripping on perl	3666	# use a peculiar iteration method to avoid tripping on perl
3402	# refcount bugs in for. also avoids problems with players	3667	# refcount bugs in for. also avoids problems with players
3403	# and maps saved/destroyed asynchronously.	3668	# and maps saved/destroyed asynchronously.
3404	warn "begin emergency player save\n";	3669	warn "emergency_perl_save: begin player save\n";
3405	for my $login (keys %cf::PLAYER) {	3670	for my $login (keys %cf::PLAYER) {
3406	my $pl = $cf::PLAYER{$login} or next;	3671	my $pl = $cf::PLAYER{$login} or next;
3407	$pl->valid or next;	3672	$pl->valid or next;
3408	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3673	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3409	$pl->save;	3674	$pl->save;
3410	}	3675	}
3411	warn "end emergency player save\n";	3676	warn "emergency_perl_save: end player save\n";
3412		3677
3413	warn "begin emergency map save\n";	3678	warn "emergency_perl_save: begin map save\n";
3414	for my $path (keys %cf::MAP) {	3679	for my $path (keys %cf::MAP) {
3415	my $map = $cf::MAP{$path} or next;	3680	my $map = $cf::MAP{$path} or next;
3416	$map->valid or next;	3681	$map->valid or next;
3417	$map->save;	3682	$map->save;
3418	}	3683	}
3419	warn "end emergency map save\n";	3684	warn "emergency_perl_save: end map save\n";
3420		3685
3421	warn "begin emergency database checkpoint\n";	3686	warn "emergency_perl_save: begin database checkpoint\n";
3422	BDB::db_env_txn_checkpoint $DB_ENV;	3687	BDB::db_env_txn_checkpoint $DB_ENV;
3423	warn "end emergency database checkpoint\n";	3688	warn "emergency_perl_save: end database checkpoint\n";
		3689
		3690	warn "emergency_perl_save: begin write uuid\n";
		3691	write_uuid_sync 1;
		3692	warn "emergency_perl_save: end write uuid\n";
3424	};	3693	};
3425		3694
		3695	warn "emergency_perl_save: starting sync()\n";
		3696	IO::AIO::aio_sync sub {
		3697	warn "emergency_perl_save: finished sync()\n";
		3698	};
		3699
3426	warn "leave emergency perl save\n";	3700	warn "emergency_perl_save: leave\n";
3427	}	3701	}
3428		3702
3429	sub post_cleanup {	3703	sub post_cleanup {
3430	my ($make_core) = @_;	3704	my ($make_core) = @_;
3431		3705
3432	warn Carp::longmess "post_cleanup backtrace"	3706	warn Carp::longmess "post_cleanup backtrace"
3433	if $make_core;	3707	if $make_core;
		3708
		3709	my $fh = pidfile;
		3710	unlink $PIDFILE if <$fh> == $$;
		3711	}
		3712
		3713	# a safer delete_package, copied from Symbol
		3714	sub clear_package($) {
		3715	my $pkg = shift;
		3716
		3717	# expand to full symbol table name if needed
		3718	unless ($pkg =~ /^main::.*::$/) {
		3719	$pkg = "main$pkg" if $pkg =~ /^::/;
		3720	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3721	$pkg .= '::' unless $pkg =~ /::$/;
		3722	}
		3723
		3724	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3725	my $stem_symtab = *{$stem}{HASH};
		3726
		3727	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3728	or return;
		3729
		3730	# clear all symbols
		3731	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3732	for my $name (keys %$leaf_symtab) {
		3733	_gv_clear *{"$pkg$name"};
		3734	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3735	}
		3736	warn "cleared package $pkg\n";#d#
3434	}	3737	}
3435		3738
3436	sub do_reload_perl() {	3739	sub do_reload_perl() {
3437	# can/must only be called in main	3740	# can/must only be called in main
3438	if ($Coro::current != $Coro::main) {	3741	if ($Coro::current != $Coro::main) {
3439	warn "can only reload from main coroutine";	3742	warn "can only reload from main coroutine";
3440	return;	3743	return;
3441	}	3744	}
3442		3745
		3746	return if $RELOAD++;
		3747
		3748	my $t1 = EV::time;
		3749
		3750	while ($RELOAD) {
3443	warn "reloading...";	3751	warn "reloading...";
3444		3752
3445	warn "entering sync_job";	3753	warn "entering sync_job";
3446		3754
3447	cf::sync_job {	3755	cf::sync_job {
3448	cf::write_runtime; # external watchdog should not bark	3756	cf::write_runtime_sync; # external watchdog should not bark
3449	cf::emergency_save;	3757	cf::emergency_save;
3450	cf::write_runtime; # external watchdog should not bark	3758	cf::write_runtime_sync; # external watchdog should not bark
3451		3759
3452	warn "syncing database to disk";	3760	warn "syncing database to disk";
3453	BDB::db_env_txn_checkpoint $DB_ENV;	3761	BDB::db_env_txn_checkpoint $DB_ENV;
3454		3762
3455	# if anything goes wrong in here, we should simply crash as we already saved	3763	# if anything goes wrong in here, we should simply crash as we already saved
3456		3764
3457	warn "flushing outstanding aio requests";	3765	warn "flushing outstanding aio requests";
3458	for (;;) {
3459	BDB::flush;
3460	IO::AIO::flush;
3461	Coro::cede_notself;
3462	last unless IO::AIO::nreqs || BDB::nreqs;	3766	while (IO::AIO::nreqs || BDB::nreqs) {
3463	warn "iterate...";	3767	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3464	}
3465
3466	++$RELOAD;
3467
3468	warn "cancelling all extension coros";
3469	$_->cancel for values %EXT_CORO;
3470	%EXT_CORO = ();
3471
3472	warn "removing commands";
3473	%COMMAND = ();
3474
3475	warn "removing ext/exti commands";
3476	%EXTCMD = ();
3477	%EXTICMD = ();
3478
3479	warn "unloading/nuking all extensions";
3480	for my $pkg (@EXTS) {
3481	warn "... unloading $pkg";
3482
3483	if (my $cb = $pkg->can ("unload")) {
3484	eval {
3485	$cb->($pkg);
3486	1
3487	} or warn "$pkg unloaded, but with errors: $@";
3488	}	3768	}
3489		3769
3490	warn "... nuking $pkg";	3770	warn "cancelling all extension coros";
3491	Symbol::delete_package $pkg;	3771	$_->cancel for values %EXT_CORO;
3492	}	3772	%EXT_CORO = ();
3493		3773
3494	warn "unloading all perl modules loaded from $LIBDIR";	3774	warn "removing commands";
3495	while (my ($k, $v) = each %INC) {	3775	%COMMAND = ();
3496	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3497		3776
		3777	warn "removing ext/exti commands";
		3778	%EXTCMD = ();
		3779	%EXTICMD = ();
		3780
		3781	warn "unloading/nuking all extensions";
		3782	for my $pkg (@EXTS) {
3498	warn "... unloading $k";	3783	warn "... unloading $pkg";
3499	delete $INC{$k};
3500		3784
3501	$k =~ s/\.pm$//;
3502	$k =~ s/\//::/g;
3503
3504	if (my $cb = $k->can ("unload_module")) {	3785	if (my $cb = $pkg->can ("unload")) {
		3786	eval {
3505	$cb->();	3787	$cb->($pkg);
		3788	1
		3789	} or warn "$pkg unloaded, but with errors: $@";
		3790	}
		3791
		3792	warn "... clearing $pkg";
		3793	clear_package $pkg;
3506	}	3794	}
3507		3795
3508	Symbol::delete_package $k;	3796	warn "unloading all perl modules loaded from $LIBDIR";
		3797	while (my ($k, $v) = each %INC) {
		3798	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3799
		3800	warn "... unloading $k";
		3801	delete $INC{$k};
		3802
		3803	$k =~ s/\.pm$//;
		3804	$k =~ s/\//::/g;
		3805
		3806	if (my $cb = $k->can ("unload_module")) {
		3807	$cb->();
		3808	}
		3809
		3810	clear_package $k;
3509	}	3811	}
3510		3812
3511	warn "getting rid of safe::, as good as possible";	3813	warn "getting rid of safe::, as good as possible";
3512	Symbol::delete_package "safe::$_"	3814	clear_package "safe::$_"
3513	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3815	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3514		3816
3515	warn "unloading cf.pm \"a bit\"";	3817	warn "unloading cf.pm \"a bit\"";
3516	delete $INC{"cf.pm"};	3818	delete $INC{"cf.pm"};
3517	delete $INC{"cf/pod.pm"};	3819	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3518		3820
3519	# don't, removes xs symbols, too,	3821	# don't, removes xs symbols, too,
3520	# and global variables created in xs	3822	# and global variables created in xs
3521	#Symbol::delete_package __PACKAGE__;	3823	#clear_package __PACKAGE__;
3522		3824
3523	warn "unload completed, starting to reload now";	3825	warn "unload completed, starting to reload now";
3524		3826
3525	warn "reloading cf.pm";	3827	warn "reloading cf.pm";
3526	require cf;	3828	require cf;
3527	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3829	cf::_connect_to_perl_1;
3528		3830
3529	warn "loading config and database again";	3831	warn "loading config and database again";
3530	cf::reload_config;	3832	cf::reload_config;
3531		3833
3532	warn "loading extensions";	3834	warn "loading extensions";
3533	cf::load_extensions;	3835	cf::load_extensions;
3534		3836
		3837	if ($REATTACH_ON_RELOAD) {
3535	warn "reattaching attachments to objects/players";	3838	warn "reattaching attachments to objects/players";
3536	_global_reattach; # objects, sockets	3839	_global_reattach; # objects, sockets
3537	warn "reattaching attachments to maps";	3840	warn "reattaching attachments to maps";
3538	reattach $_ for values %MAP;	3841	reattach $_ for values %MAP;
3539	warn "reattaching attachments to players";	3842	warn "reattaching attachments to players";
3540	reattach $_ for values %PLAYER;	3843	reattach $_ for values %PLAYER;
		3844	}
3541		3845
		3846	warn "running post_init jobs";
		3847	(pop @POST_INIT)->(1) while @POST_INIT;
		3848
3542	warn "leaving sync_job";	3849	warn "leaving sync_job";
3543		3850
3544	1	3851	1
3545	} or do {	3852	} or do {
3546	warn $@;	3853	warn $@;
3547	warn "error while reloading, exiting.";	3854	cf::cleanup "error while reloading, exiting.";
3548	exit 1;
3549	};	3855	};
3550		3856
3551	warn "reloaded";	3857	warn "reloaded";
		3858	--$RELOAD;
		3859	}
		3860
		3861	$t1 = EV::time - $t1;
		3862	warn "reload completed in ${t1}s\n";
3552	};	3863	};
3553		3864
3554	our $RELOAD_WATCHER; # used only during reload	3865	our $RELOAD_WATCHER; # used only during reload
3555		3866
3556	sub reload_perl() {	3867	sub reload_perl() {
3557	# doing reload synchronously and two reloads happen back-to-back,	3868	# doing reload synchronously and two reloads happen back-to-back,
3558	# coro crashes during coro_state_free->destroy here.	3869	# coro crashes during coro_state_free->destroy here.
3559		3870
		3871	$RELOAD_WATCHER ||= cf::async {
		3872	Coro::AIO::aio_wait cache_extensions;
		3873
3560	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3874	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
		3875	do_reload_perl;
3561	undef $RELOAD_WATCHER;	3876	undef $RELOAD_WATCHER;
3562	do_reload_perl;	3877	};
3563	};	3878	};
3564	}	3879	}
3565		3880
3566	register_command "reload" => sub {	3881	register_command "reload" => sub {
3567	my ($who, $arg) = @_;	3882	my ($who, $arg) = @_;
…		…
3581		3896
3582	our @WAIT_FOR_TICK;	3897	our @WAIT_FOR_TICK;
3583	our @WAIT_FOR_TICK_BEGIN;	3898	our @WAIT_FOR_TICK_BEGIN;
3584		3899
3585	sub wait_for_tick {	3900	sub wait_for_tick {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	3901	return if tick_inhibit || $Coro::current == $Coro::main;
3588		3902
3589	my $signal = new Coro::Signal;	3903	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK, $signal;	3904	push @WAIT_FOR_TICK, $signal;
3591	$signal->wait;	3905	$signal->wait;
3592	}	3906	}
3593		3907
3594	sub wait_for_tick_begin {	3908	sub wait_for_tick_begin {
3595	return unless $TICK_WATCHER->is_active;
3596	return if $Coro::current == $Coro::main;	3909	return if tick_inhibit || $Coro::current == $Coro::main;
3597		3910
3598	my $signal = new Coro::Signal;	3911	my $signal = new Coro::Signal;
3599	push @WAIT_FOR_TICK_BEGIN, $signal;	3912	push @WAIT_FOR_TICK_BEGIN, $signal;
3600	$signal->wait;	3913	$signal->wait;
3601	}	3914	}
3602		3915
3603	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3916	sub tick {
3604	if ($Coro::current != $Coro::main) {	3917	if ($Coro::current != $Coro::main) {
3605	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3918	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3606	unless ++$bug_warning > 10;	3919	unless ++$bug_warning > 10;
3607	return;	3920	return;
3608	}	3921	}
3609		3922
3610	$NOW = $tick_start = EV::now;
3611
3612	cf::server_tick; # one server iteration	3923	cf::server_tick; # one server iteration
3613
3614	$RUNTIME += $TICK;
3615	$NEXT_TICK = $_[0]->at;
3616		3924
3617	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3925	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3618	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3926	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3619	Coro::async_pool {	3927	Coro::async_pool {
3620	$Coro::current->{desc} = "runtime saver";	3928	$Coro::current->{desc} = "runtime saver";
3621	write_runtime	3929	write_runtime_sync
3622	or warn "ERROR: unable to write runtime file: $!";	3930	or warn "ERROR: unable to write runtime file: $!";
3623	};	3931	};
3624	}	3932	}
3625		3933
3626	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3934	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3628	}	3936	}
3629	while (my $sig = shift @WAIT_FOR_TICK) {	3937	while (my $sig = shift @WAIT_FOR_TICK) {
3630	$sig->send;	3938	$sig->send;
3631	}	3939	}
3632		3940
3633	$LOAD = ($NOW - $tick_start) / $TICK;	3941	$LOAD = ($NOW - $TICK_START) / $TICK;
3634	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3942	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3635		3943
3636	_post_tick;	3944	if (0) {
3637	};	3945	if ($NEXT_TICK) {
3638	$TICK_WATCHER->priority (EV::MAXPRI);	3946	my $jitter = $TICK_START - $NEXT_TICK;
		3947	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3948	warn "jitter $JITTER\n";#d#
		3949	}
		3950	}
		3951	}
3639		3952
3640	{	3953	{
3641	# configure BDB	3954	# configure BDB
3642		3955
3643	BDB::min_parallel 8;	3956	BDB::min_parallel 8;
3644	BDB::max_poll_reqs $TICK * 0.1;	3957	BDB::max_poll_reqs $TICK * 0.1;
3645	$Coro::BDB::WATCHER->priority (1);	3958	$AnyEvent::BDB::WATCHER->priority (1);
3646		3959
3647	unless ($DB_ENV) {	3960	unless ($DB_ENV) {
3648	$DB_ENV = BDB::db_env_create;	3961	$DB_ENV = BDB::db_env_create;
3649	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3962	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3650	| BDB::LOG_AUTOREMOVE, 1);	3963	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3964	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3651	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3965	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3652	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3966	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3653		3967
3654	cf::sync_job {	3968	cf::sync_job {
3655	eval {	3969	eval {
…		…
3681	{	3995	{
3682	# configure IO::AIO	3996	# configure IO::AIO
3683		3997
3684	IO::AIO::min_parallel 8;	3998	IO::AIO::min_parallel 8;
3685	IO::AIO::max_poll_time $TICK * 0.1;	3999	IO::AIO::max_poll_time $TICK * 0.1;
3686	$Coro::AIO::WATCHER->priority (1);	4000	undef $AnyEvent::AIO::WATCHER;
3687	}	4001	}
3688		4002
3689	my $_log_backtrace;	4003	my $_log_backtrace;
3690		4004
3691	sub _log_backtrace {	4005	sub _log_backtrace {
…		…
3694	$msg =~ s/\n//;	4008	$msg =~ s/\n//;
3695		4009
3696	# limit the # of concurrent backtraces	4010	# limit the # of concurrent backtraces
3697	if ($_log_backtrace < 2) {	4011	if ($_log_backtrace < 2) {
3698	++$_log_backtrace;	4012	++$_log_backtrace;
		4013	my $perl_bt = Carp::longmess $msg;
3699	async {	4014	async {
3700	$Coro::current->{desc} = "abt $msg";	4015	$Coro::current->{desc} = "abt $msg";
3701		4016
3702	my @bt = fork_call {	4017	my @bt = fork_call {
3703	@addr = map { sprintf "%x", $_ } @addr;	4018	@addr = map { sprintf "%x", $_ } @addr;
…		…
3714	}	4029	}
3715		4030
3716	@funcs	4031	@funcs
3717	};	4032	};
3718		4033
3719	LOG llevInfo, "[ABT] $msg\n";	4034	LOG llevInfo, "[ABT] $perl_bt\n";
		4035	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3720	LOG llevInfo, "[ABT] $_\n" for @bt;	4036	LOG llevInfo, "[ABT] $_\n" for @bt;
3721	--$_log_backtrace;	4037	--$_log_backtrace;
3722	};	4038	};
3723	} else {	4039	} else {
3724	LOG llevInfo, "[ABT] $msg\n";	4040	LOG llevInfo, "[ABT] $msg\n";
3725	LOG llevInfo, "[ABT] [suppressed]\n";	4041	LOG llevInfo, "[ABT] [suppressed]\n";
3726	}	4042	}
3727	}	4043	}
3728		4044
3729	# load additional modules	4045	# load additional modules
3730	use cf::pod;	4046	require "cf/$_.pm" for @EXTRA_MODULES;
		4047	cf::_connect_to_perl_2;
3731		4048
3732	END { cf::emergency_save }	4049	END { cf::emergency_save }
3733		4050
3734	1	4051	1
3735		4052

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