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Revision 1.414 by root, Thu Apr 10 09:10:45 2008 UTC vs.
Revision 1.510 by root, Tue Apr 6 22:59:28 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
		25	use 5.10.0;
24	use utf8;	26	use utf8;
25	use strict;	27	use strict qw(vars subs);
26		28
27	use Symbol;	29	use Symbol;
28	use List::Util;	30	use List::Util;
29	use Socket;	31	use Socket;
30	use EV 3.2;	32	use EV;
31	use Opcode;	33	use Opcode;
32	use Safe;	34	use Safe;
33	use Safe::Hole;	35	use Safe::Hole;
34	use Storable ();	36	use Storable ();
		37	use Carp ();
35		38
		39	use Guard ();
36	use Coro 4.50 ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
39	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
40	use Coro::Timer;	45	use Coro::Timer;
41	use Coro::Signal;	46	use Coro::Signal;
42	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
43	use Coro::AIO;	50	use Coro::AIO;
44	use Coro::BDB;	51	use Coro::BDB 1.6;
45	use Coro::Storable;	52	use Coro::Storable;
46	use Coro::Util ();	53	use Coro::Util ();
47		54
48	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
49	use BDB ();	56	use BDB ();
50	use Data::Dumper;	57	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	58	use Fcntl;
53	use YAML ();	59	use YAML::XS ();
54	use IO::AIO 2.51 ();	60	use IO::AIO ();
55	use Time::HiRes;	61	use Time::HiRes;
56	use Compress::LZF;	62	use Compress::LZF;
57	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
58		66
59	# configure various modules to our taste	67	# configure various modules to our taste
60	#	68	#
61	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
62	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";
63	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
64		77
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	78	# strictly for debugging
		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		80
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	98	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
92	our %RESOURCE;	111	our %RESOURCE;
93		112
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	115	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		117
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	121	our $DB_ENV;
105		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
106	our %CFG;	125	our %CFG;
107		126
108	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	128	our $RUNTIME;
110	our $NOW;	129	our $NOW;
…		…
119	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)
120	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	140	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
123		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
		147
124	binmode STDOUT;	148	binmode STDOUT;
125	binmode STDERR;	149	binmode STDERR;
126		150
127	# read virtual server time, if available	151	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
132	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
133		159
134	mkdir $_	160	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		162
137	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
138		164
139	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::"} };
140		177
141	#############################################################################	178	#############################################################################
142		179
143	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
144		181
…		…
191	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
192	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.
193		230
194	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
195		232
196	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
197	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
198	that call.	235	that call.
199		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
200	=back	243	=back
201		244
202	=cut	245	=cut
203		246
204	BEGIN {	247	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	248	my $msg = join "", @_;
207		249
208	$msg .= "\n"	250	$msg .= "\n"
209	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
210		252
211	$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;
212		254
213	LOG llevError, $msg;	255	LOG llevError, $msg;
214	};	256	};
215	}
216		257
217	$Coro::State::DIEHOOK = sub {	258	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
219		262
220	if ($Coro::current == $Coro::main) {#d#	263	if ($Coro::current == $Coro::main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	265	return;#d#
223	}#d#	266	}#d#
224		267
225	# kill coroutine otherwise	268	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	269	Coro::terminate
228	};	270	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		271
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	282	for my $pkg (qw(
243	cf::global cf::attachable	283	cf::global cf::attachable
244	cf::object cf::object::player	284	cf::object cf::object::player
245	cf::client cf::player	285	cf::client cf::player
246	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
247	cf::map cf::party cf::region	288	cf::party cf::region
248	)) {	289	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	291	}
252		292
253	$EV::DIED = sub {	293	$EV::DIED = sub {
254	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
255	};	295	};
256		296
257	#############################################################################	297	#############################################################################
258		298
259	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		337
298	sub encode_json($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
300		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
301	=item cf::lock_wait $string	355	=item cf::lock_wait $string
302		356
303	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
304		358
305	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
306		360
307	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
308	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,
309	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
310	returned.	364	returned.
311		365
312	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
313	deadlocked coro.	367	deadlocked coro.
…		…
319		373
320	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.
321		375
322	=cut	376	=cut
323		377
324	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		379
327	sub lock_wait($) {	380	sub lock_wait($) {
328	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	382	}
341		383
342	sub lock_acquire($) {	384	sub lock_acquire($) {
343	my ($key) = @_;	385	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	386	}
357		387
358	sub lock_active($) {	388	sub lock_active($) {
359	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	390	}
363		391
364	sub freeze_mainloop {	392	sub freeze_mainloop {
365	tick_inhibit_inc;	393	tick_inhibit_inc;
366		394
367	Coro::guard \&tick_inhibit_dec;	395	&Guard::guard (\&tick_inhibit_dec);
368	}	396	}
369		397
370	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
371		399
372	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
…		…
395		423
396	=cut	424	=cut
397		425
398	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
400		429
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	432	$Coro::current->desc ("timeslot manager");
404		433
405	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
406		436
407	while () {	437	while () {
408	next_job:	438	next_job:
		439
409	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	441
411	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	446	$job->[2]->send;
415	Coro::cede;	447	Coro::cede;
416	goto next_job;	448	goto next_job;
417	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	451	}
419	}	452	}
420		453
421	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	457	$signal->wait;
425	} else {	458	} else {
		459	$busy = 0;
426	Coro::schedule;	460	Coro::schedule;
427	}	461	}
428	}	462	}
429	};	463	};
430		464
431	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
432	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
433		469
434	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
435	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
436		473
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
547	reset_signals;	584	reset_signals;
548	&$cb	585	&$cb
549	}, @args;	586	}, @args;
550		587
551	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
		589	}
		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
552	}	616	}
553		617
554	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
555		619
556	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
695		759
696	#############################################################################	760	#############################################################################
697		761
698	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
699		763
700	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
701	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
702	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
703		767
704	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
705	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
755	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
756		820
757	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
758	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
759		823
760	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
761	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
762		826
763	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
764		828
765	=over 4	829	=over 4
…		…
1056		1120
1057	sub reattach {	1121	sub reattach {
1058	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
1059	my ($obj) = @_;	1123	my ($obj) = @_;
1060		1124
		1125	# no longer needed after getting rid of delete_package?
1061	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1062		1127
1063	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
1064		1129
1065	@$registry = ();	1130	@$registry = ();
1066		1131
…		…
1112	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1113	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1114	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1115		1180
1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1117	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1119	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1186	aio_fsync $fh;
		1187	}
1120	close $fh;	1188	aio_close $fh;
1121		1189
1122	if (@$objs) {	1190	if (@$objs) {
1123	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1124	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1126	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1127	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1197	aio_fsync $fh;
		1198	}
1128	close $fh;	1199	aio_close $fh;
1129	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1130	}	1201	}
1131	} else {	1202	} else {
1132	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1133	}	1204	}
1134		1205
1135	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1136	} else {	1210	} else {
1137	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1138	}	1212	}
1139	} else {	1213	} else {
1140	aio_unlink $filename;	1214	aio_unlink $filename;
1141	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1142	}	1216	}
…		…
1233	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1234		1308
1235	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1236	}	1310	}
1237		1311
		1312	use File::Glob ();
		1313
1238	cf::player->attach (	1314	cf::player->attach (
1239	on_command => sub {	1315	on_unknown_command => sub {
1240	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1241		1317
1242	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
1243	or return;	1319	or return;
1244		1320
…		…
1274		1350
1275	cf::override;	1351	cf::override;
1276	},	1352	},
1277	);	1353	);
1278		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1279	sub load_extensions {	1368	sub load_extensions {
1280	cf::sync_job {	1369	cf::sync_job {
1281	my %todo;	1370	my %todo;
1282		1371
1283	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1302		1391
1303	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1304	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1305		1394
1306	$ext{source} =	1395	$ext{source} =
1307	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1308	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1309	. $source	1398	. $source
1310	. "\n};\n1";	1399	. "\n};\n1";
1311		1400
1312	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1313	}	1402	}
1314		1403
		1404	my $pass = 0;
1315	my %done;	1405	my %done;
1316	while (%todo) {	1406	while (%todo) {
1317	my $progress;	1407	my $progress;
1318		1408
		1409	++$pass;
		1410
		1411	ext:
1319	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1320	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1321	goto skip	1414	next ext
1322	unless exists $done{$_};	1415	unless exists $done{$_};
1323	}	1416	}
1324		1417
1325	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1326		1419
1327	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1328	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1329	: "$v->{base}: extension inactive.\n";
1330		1424
1331	if (exists $v->{meta}{mandatory}) {
1332	warn $msg;
1333	cf::cleanup "mandatory extension failed to load, exiting.";	1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1334	}	1426	if exists $v->{meta}{mandatory};
1335		1427	} else {
1336	warn $msg;	1428	$done{$k} = delete $todo{$k};
		1429	push @EXTS, $v->{pkg};
		1430	$progress = 1;
		1431
		1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1337	}	1434	}
1338
1339	$done{$k} = delete $todo{$k};
1340	push @EXTS, $v->{pkg};
1341	$progress = 1;
1342	}	1435	}
1343		1436
1344	skip:	1437	unless ($progress) {
1345	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1346	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1347	}	1445	}
1348	};	1446	};
1349	}	1447	}
1350		1448
1351	#############################################################################	1449	#############################################################################
1352		1450
1353	=back	1451	=back
1354		1452
1355	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1356		1454
1357	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1358		1456
1359	=cut	1457	=cut
1360		1458
1361	package cf::player;	1459	package cf::player;
1362		1460
…		…
1405		1503
1406	sub exists($) {	1504	sub exists($) {
1407	my ($login) = @_;	1505	my ($login) = @_;
1408		1506
1409	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1410	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1411	}	1509	}
1412		1510
1413	sub find($) {	1511	sub find($) {
1414	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1415	my $login = $_[0];	1513	my $login = $_[0];
…		…
1427	my $f = new_from_file cf::object::thawer path $login	1525	my $f = new_from_file cf::object::thawer path $login
1428	or return;	1526	or return;
1429		1527
1430	my $pl = cf::player::load_pl $f	1528	my $pl = cf::player::load_pl $f
1431	or return;	1529	or return;
		1530
1432	local $cf::PLAYER_LOADING{$login} = $pl;	1531	local $cf::PLAYER_LOADING{$login} = $pl;
1433	$f->resolve_delayed_derefs;	1532	$f->resolve_delayed_derefs;
1434	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1435	}	1534	}
1436	}	1535	}
…		…
1446		1545
1447	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1448		1547
1449	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1450	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
		1550
		1551	cf::get_slot 0.01;
1451		1552
1452	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1453	cf::cede_to_tick;	1554	cf::cede_to_tick;
1454	}	1555	}
1455		1556
…		…
1487	my ($pl) = @_;	1588	my ($pl) = @_;
1488		1589
1489	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1490		1591
1491	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1492	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1493		1594
1494	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1495	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1496	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1497	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1498		1601
1499	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1500	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1539		1642
1540	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
1541	my $path = path $login;	1644	my $path = path $login;
1542		1645
1543	# a .pst is a dead give-away for a valid player	1646	# a .pst is a dead give-away for a valid player
1544	unless (-e "$path.pst") {	1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1546	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1547	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
1548	}	1652	}
1549		1653
…		…
1580	}	1684	}
1581		1685
1582	\@paths	1686	\@paths
1583	}	1687	}
1584		1688
1585	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1586		1690
1587	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1588
1589	=cut
1590
1591	use re 'eval';
1592
1593	my $group;
1594	my $interior; $interior = qr{
1595	# match a pod interior sequence sans C<< >>
1596	(?:
1597	\ (.*?)\ (?{ $group = $^N })
1598	| < (??{$interior}) >
1599	)
1600	}x;
1601
1602	sub expand_cfpod {
1603	my ($self, $pod) = @_;
1604
1605	my $xml;
1606
1607	while () {
1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1609	$group = $1;
1610
1611	$group =~ s/&/&amp;/g;
1612	$group =~ s/</&lt;/g;
1613
1614	$xml .= $group;
1615	} elsif ($pod =~ m%\G
1616	([BCGHITU])
1617	<
1618	(?:
1619	([^<>]*) (?{ $group = $^N })
1620	| < $interior >
1621	)
1622	>
1623	%gcsx
1624	) {
1625	my ($code, $data) = ($1, $group);
1626
1627	if ($code eq "B") {
1628	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1629	} elsif ($code eq "I") {
1630	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1631	} elsif ($code eq "U") {
1632	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1633	} elsif ($code eq "C") {
1634	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1635	} elsif ($code eq "T") {
1636	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1637	} elsif ($code eq "G") {
1638	my ($male, $female) = split /\|/, $data;
1639	$data = $self->gender ? $female : $male;
1640	$xml .= expand_cfpod ($self, $data);
1641	} elsif ($code eq "H") {
1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1644	"")
1645	[$self->{hintmode}];
1646	} else {
1647	$xml .= "error processing '$code($data)' directive";
1648	}
1649	} else {
1650	if ($pod =~ /\G(.+)/) {
1651	warn "parse error while expanding $pod (at $1)";
1652	}
1653	last;
1654	}
1655	}
1656
1657	for ($xml) {
1658	# create single paragraphs (very hackish)
1659	s/(?<=\S)\n(?=\w)/ /g;
1660
1661	# compress some whitespace
1662	s/\s+\n/\n/g; # ws line-ends
1663	s/\n\n+/\n/g; # double lines
1664	s/^\n+//; # beginning lines
1665	s/\n+$//; # ending lines
1666	}
1667
1668	$xml
1669	}
1670
1671	no re 'eval';
1672
1673	sub hintmode {
1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1675	$_[0]{hintmode}
1676	}
1677		1692
1678	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1679		1694
1680	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1681		1696
…		…
1748	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1749	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1750		1765
1751	sub generate_random_map {	1766	sub generate_random_map {
1752	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1753	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1754	$self->_create_random_map (	1772	$self->_create_random_map (
1755	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1756	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1757	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1758	$rmp->{exit_on_final_map},	1776	$rmp->{exit_on_final_map},
1759	$rmp->{xsize}, $rmp->{ysize},	1777	$rmp->{xsize}, $rmp->{ysize},
1760	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1778	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1761	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1779	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1879		1897
1880	# the temporary/swap location	1898	# the temporary/swap location
1881	sub save_path {	1899	sub save_path {
1882	my ($self) = @_;	1900	my ($self) = @_;
1883		1901
1884	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1885	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1886	}	1904	}
1887		1905
1888	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1889	sub uniq_path {	1907	sub uniq_path {
1890	my ($self) = @_;	1908	my ($self) = @_;
1891		1909
1892	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1893	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1894	}
1895
1896	# and all this just because we cannot iterate over
1897	# all maps in C++...
1898	sub change_all_map_light {
1899	my ($change) = @_;
1900
1901	$_->change_map_light ($change)
1902	for grep $_->outdoor, values %cf::MAP;
1903	}	1912	}
1904		1913
1905	sub decay_objects {	1914	sub decay_objects {
1906	my ($self) = @_;	1915	my ($self) = @_;
1907		1916
…		…
1991	sub find {	2000	sub find {
1992	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1993		2002
1994	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1995		2004
1996	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1997	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1998		2007
1999	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
2000	my $guard1 = cf::lock_acquire "map_find:$path";
2001	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2002
2003	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
2004	or return;	2010	or return;
2005		2011
2006	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
2007		2013
…		…
2009	or return;	2015	or return;
2010		2016
2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2012	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
2013	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
2014	undef $guard1;	2021	undef $guard1;
2015	undef $guard2;
2016	$map->reset;	2022	$map->reset;
2017	return find $path;	2023	return find $path;
2018	}	2024	}
2019		2025
2020	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
2021	}	2027	}
2022	}	2028	}
2023		2029
2024	sub pre_load { }	2030	sub pre_load { }
2025	sub post_load { }	2031	#sub post_load { } # XS
2026		2032
2027	sub load {	2033	sub load {
2028	my ($self) = @_;	2034	my ($self) = @_;
2029		2035
2030	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2047	my $f = new_from_file cf::object::thawer $self->{load_path};	2053	my $f = new_from_file cf::object::thawer $self->{load_path};
2048	$f->skip_block;	2054	$f->skip_block;
2049	$self->_load_objects ($f)	2055	$self->_load_objects ($f)
2050	or return;	2056	or return;
2051		2057
2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
2053	if delete $self->{load_original};	2059	if delete $self->{load_original};
2054		2060
2055	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
2056	utf8::encode $uniq;	2062	utf8::encode $uniq;
2057	unless (aio_stat $uniq) {	2063	unless (aio_stat $uniq) {
…		…
2075	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
2076	$self->decay_objects;	2082	$self->decay_objects;
2077	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
2078	$self->update_buttons;	2084	$self->update_buttons;
2079	cf::cede_to_tick;	2085	cf::cede_to_tick;
2080	$self->set_darkness_map;
2081	cf::cede_to_tick;
2082	$self->activate;	2086	$self->activate;
2083	}	2087	}
2084		2088
2085	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
2086	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
2087		2091
2088	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
2089	}	2093	}
2090		2094
2091	$self->post_load;	2095	$self->post_load;
2092	}	2096	}
2093		2097
		2098	# customize the map for a given player, i.e.
		2099	# return the _real_ map. used by e.g. per-player
		2100	# maps to change the path to ~playername/mappath
2094	sub customise_for {	2101	sub customise_for {
2095	my ($self, $ob) = @_;	2102	my ($self, $ob) = @_;
2096		2103
2097	return find "~" . $ob->name . "/" . $self->{path}	2104	return find "~" . $ob->name . "/" . $self->{path}
2098	if $self->per_player;	2105	if $self->per_player;
…		…
2151	my ($path, $origin, $load) = @_;	2158	my ($path, $origin, $load) = @_;
2152		2159
2153	$path = normalise $path, $origin && $origin->{path};	2160	$path = normalise $path, $origin && $origin->{path};
2154		2161
2155	if (my $map = $cf::MAP{$path}) {	2162	if (my $map = $cf::MAP{$path}) {
2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2163	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2157	}	2164	}
2158		2165
2159	$MAP_PREFETCH{$path} |= $load;	2166	$MAP_PREFETCH{$path} |= $load;
2160		2167
2161	$MAP_PREFETCHER ||= cf::async {	2168	$MAP_PREFETCHER ||= cf::async {
…		…
2198	cf::async {	2205	cf::async {
2199	$Coro::current->{desc} = "map player save";	2206	$Coro::current->{desc} = "map player save";
2200	$_->contr->save for $self->players;	2207	$_->contr->save for $self->players;
2201	};	2208	};
2202		2209
		2210	cf::get_slot 0.02;
		2211
2203	if ($uniq) {	2212	if ($uniq) {
2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2213	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2205	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2214	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2206	} else {	2215	} else {
2207	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2216	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2215	$self->save;	2224	$self->save;
2216		2225
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";	2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2227
2219	return if $self->players;	2228	return if $self->players;
2220	return if $self->in_memory != cf::MAP_IN_MEMORY;	2229	return if $self->in_memory != cf::MAP_ACTIVE;
2221	return if $self->{deny_save};	2230	return if $self->{deny_save};
2222		2231
2223	$self->in_memory (cf::MAP_SWAPPED);	2232	$self->in_memory (cf::MAP_SWAPPED);
2224		2233
2225	$self->deactivate;	2234	$self->deactivate;
…		…
2250		2259
2251	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2252		2261
2253	return if $self->players;	2262	return if $self->players;
2254		2263
2255	warn "resetting map ", $self->path;	2264	warn "resetting map ", $self->path, "\n";
2256		2265
2257	$self->in_memory (cf::MAP_SWAPPED);	2266	$self->in_memory (cf::MAP_SWAPPED);
2258		2267
2259	# need to save uniques path	2268	# need to save uniques path
2260	unless ($self->{deny_save}) {	2269	unless ($self->{deny_save}) {
…		…
2343		2352
2344	sub unique_maps() {	2353	sub unique_maps() {
2345	[	2354	[
2346	map {	2355	map {
2347	utf8::decode $_;	2356	utf8::decode $_;
2348	/\.map$/	2357	s/\.map$//; # TODO future compatibility hack
		2358	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2359	? ()
2349	? normalise $_	2360	: normalise $_
2350	: ()
2351	} @{ aio_readdir $UNIQUEDIR or [] }	2361	} @{ aio_readdir $UNIQUEDIR or [] }
2352	]	2362	]
2353	}	2363	}
2354		2364
2355	package cf;	2365	=item cf::map::static_maps
		2366
		2367	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2368	file in the shared directory excluding F</styles> and F</editor>). May
		2369	block.
		2370
		2371	=cut
		2372
		2373	sub static_maps() {
		2374	my @dirs = "";
		2375	my @maps;
		2376
		2377	while (@dirs) {
		2378	my $dir = shift @dirs;
		2379
		2380	next if $dir eq "/styles" || $dir eq "/editor";
		2381
		2382	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2383	or return;
		2384
		2385	for (@$files) {
		2386	s/\.map$// or next;
		2387	utf8::decode $_;
		2388	push @maps, "$dir/$_";
		2389	}
		2390
		2391	push @dirs, map "$dir/$_", @$dirs;
		2392	}
		2393
		2394	\@maps
		2395	}
2356		2396
2357	=back	2397	=back
2358		2398
2359	=head3 cf::object	2399	=head3 cf::object
2360		2400
…		…
2364		2404
2365	=over 4	2405	=over 4
2366		2406
2367	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2368		2408
2369	Returns the inventory of the object _and_ their inventories, recursively.	2409	Returns the inventory of the object I<and> their inventories, recursively,
		2410	but I<not> the object itself.
2370		2411
2371	=cut	2412	=cut
2372		2413
2373	sub inv_recursive_;	2414	sub inv_recursive_;
2374	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2379	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2380	}	2421	}
2381		2422
2382	=item $ref = $ob->ref	2423	=item $ref = $ob->ref
2383		2424
2384	creates and returns a persistent reference to an objetc that can be stored as a string.	2425	Creates and returns a persistent reference to an object that can be stored as a string.
2385		2426
2386	=item $ob = cf::object::deref ($refstring)	2427	=item $ob = cf::object::deref ($refstring)
2387		2428
2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2389	even if the object actually exists. May block.	2430	even if the object actually exists. May block.
…		…
2421	can be C<undef>. Does the right thing when the player is currently in a	2462	can be C<undef>. Does the right thing when the player is currently in a
2422	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2423		2464
2424	=cut	2465	=cut
2425		2466
		2467	our $SAY_CHANNEL = {
		2468	id => "say",
		2469	title => "Map",
		2470	reply => "say ",
		2471	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2472	};
		2473
		2474	our $CHAT_CHANNEL = {
		2475	id => "chat",
		2476	title => "Chat",
		2477	reply => "chat ",
		2478	tooltip => "Player chat and shouts, global to the server.",
		2479	};
		2480
2426	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2427	# with dialog boxes.	2482	# with dialog boxes.
2428	#TODO: the first argument must go, split into a $npc->reply_to ( method	2483	#TODO: the first argument must go, split into a $npc->reply_to ( method
2429	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
2430	my ($self, $npc, $msg, $flags) = @_;	2485	my ($self, $npc, $msg, $flags) = @_;
…		…
2441	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2443		2498
2444	} else {	2499	} else {
2445	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2446	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2447	}	2502	}
2448	}	2503	}
2449	}	2504	}
2450		2505
2451	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2476		2531
2477	=item $player_object->enter_link	2532	=item $player_object->enter_link
2478		2533
2479	Freezes the player and moves him/her to a special map (C<{link}>).	2534	Freezes the player and moves him/her to a special map (C<{link}>).
2480		2535
2481	The player should be reasonably safe there for short amounts of time. You	2536	The player should be reasonably safe there for short amounts of time (e.g.
2482	I<MUST> call C<leave_link> as soon as possible, though.	2537	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2538	though, as the palyer cannot control the character while it is on the link
		2539	map.
2483		2540
2484	Will never block.	2541	Will never block.
2485		2542
2486	=item $player_object->leave_link ($map, $x, $y)	2543	=item $player_object->leave_link ($map, $x, $y)
2487		2544
…		…
2539	($x, $y) = (-1, -1)	2596	($x, $y) = (-1, -1)
2540	unless (defined $x) && (defined $y);	2597	unless (defined $x) && (defined $y);
2541		2598
2542	# use -1 or undef as default coordinates, not 0, 0	2599	# use -1 or undef as default coordinates, not 0, 0
2543	($x, $y) = ($map->enter_x, $map->enter_y)	2600	($x, $y) = ($map->enter_x, $map->enter_y)
2544	if $x <=0 && $y <= 0;	2601	if $x <= 0 && $y <= 0;
2545		2602
2546	$map->load;	2603	$map->load;
2547	$map->load_neighbours;	2604	$map->load_neighbours;
2548		2605
2549	return unless $self->contr->active;	2606	return unless $self->contr->active;
2550	$self->activate_recursive;
2551		2607
2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2553	$self->enter_map ($map, $x, $y);	2609	$self->enter_map ($map, $x, $y);
		2610
		2611	# only activate afterwards, to support waiting in hooks
		2612	$self->activate_recursive;
2554	}	2613	}
2555		2614
2556	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2615	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2557		2616
2558	Moves the player to the given map-path and coordinates by first freezing	2617	Moves the player to the given map-path and coordinates by first freezing
2559	her, loading and preparing them map, calling the provided $check callback	2618	her, loading and preparing them map, calling the provided $check callback
2560	that has to return the map if sucecssful, and then unfreezes the player on	2619	that has to return the map if sucecssful, and then unfreezes the player on
2561	the new (success) or old (failed) map position. In either case, $done will	2620	the new (success) or old (failed) map position. In either case, $done will
2562	be called at the end of this process.	2621	be called at the end of this process.
		2622
		2623	Note that $check will be called with a potentially non-loaded map, so if
		2624	it needs a loaded map it has to call C<< ->load >>.
2563		2625
2564	=cut	2626	=cut
2565		2627
2566	our $GOTOGEN;	2628	our $GOTOGEN;
2567		2629
…		…
2646	}	2708	}
2647		2709
2648	sub prepare_random_map {	2710	sub prepare_random_map {
2649	my ($exit) = @_;	2711	my ($exit) = @_;
2650		2712
2651	my $guard = cf::lock_acquire "exit_prepare:$exit";
2652
2653	# all this does is basically replace the /! path by	2713	# all this does is basically replace the /! path by
2654	# a new random map path (?random/...) with a seed	2714	# a new random map path (?random/...) with a seed
2655	# that depends on the exit object	2715	# that depends on the exit object
2656		2716
2657	my $rmp = parse_random_map_params $exit->msg;	2717	my $rmp = parse_random_map_params $exit->msg;
…		…
2659	if ($exit->map) {	2719	if ($exit->map) {
2660	$rmp->{region} = $exit->region->name;	2720	$rmp->{region} = $exit->region->name;
2661	$rmp->{origin_map} = $exit->map->path;	2721	$rmp->{origin_map} = $exit->map->path;
2662	$rmp->{origin_x} = $exit->x;	2722	$rmp->{origin_x} = $exit->x;
2663	$rmp->{origin_y} = $exit->y;	2723	$rmp->{origin_y} = $exit->y;
		2724
		2725	$exit->map->touch;
2664	}	2726	}
2665		2727
2666	$rmp->{random_seed} ||= $exit->random_seed;	2728	$rmp->{random_seed} ||= $exit->random_seed;
2667		2729
2668	my $data = cf::encode_json $rmp;	2730	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2669	my $md5 = Digest::MD5::md5_hex $data;	2731	my $md5 = Digest::MD5::md5_hex $data;
2670	my $meta = "$RANDOMDIR/$md5.meta";	2732	my $meta = "$RANDOMDIR/$md5.meta";
2671		2733
2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2734	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2673	aio_write $fh, 0, (length $data), $data, 0;	2735	aio_write $fh, 0, (length $data), $data, 0;
2674	undef $fh;	2736	undef $fh;
2675	aio_rename "$meta~", $meta;	2737	aio_rename "$meta~", $meta;
2676		2738
		2739	my $slaying = "?random/$md5";
		2740
		2741	if ($exit->valid) {
2677	$exit->slaying ("?random/$md5");	2742	$exit->slaying ("?random/$md5");
2678	$exit->msg (undef);	2743	$exit->msg (undef);
		2744	}
2679	}	2745	}
2680	}	2746	}
2681		2747
2682	sub cf::object::player::enter_exit {	2748	sub cf::object::player::enter_exit {
2683	my ($self, $exit) = @_;	2749	my ($self, $exit) = @_;
2684		2750
2685	return unless $self->type == cf::PLAYER;	2751	return unless $self->type == cf::PLAYER;
2686		2752
2687	if ($exit->slaying eq "/!") {
2688	#TODO: this should de-fi-ni-te-ly not be a sync-job
2689	# the problem is that $exit might not survive long enough
2690	# so it needs to be done right now, right here
2691	cf::sync_job { prepare_random_map $exit };
2692	}
2693
2694	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2695	my $hp = $exit->stats->hp;
2696	my $sp = $exit->stats->sp;
2697
2698	$self->enter_link;	2753	$self->enter_link;
2699		2754
2700	# if exit is damned, update players death & WoR home-position
2701	$self->contr->savebed ($slaying, $hp, $sp)
2702	if $exit->flag (FLAG_DAMNED);
2703
2704	(async {	2755	(async {
2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2756	$Coro::current->{desc} = "enter_exit";
2706		2757
2707	$self->deactivate_recursive; # just to be sure
2708	unless (eval {	2758	unless (eval {
		2759	$self->deactivate_recursive; # just to be sure
		2760
		2761	# random map handling
		2762	{
		2763	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2764
		2765	prepare_random_map $exit
		2766	if $exit->slaying eq "/!";
		2767	}
		2768
		2769	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2770	my $x = $exit->stats->hp;
		2771	my $y = $exit->stats->sp;
		2772
2709	$self->goto ($slaying, $hp, $sp);	2773	$self->goto ($map, $x, $y);
2710		2774
		2775	# if exit is damned, update players death & WoR home-position
		2776	$self->contr->savebed ($map, $x, $y)
		2777	if $exit->flag (cf::FLAG_DAMNED);
		2778
2711	1;	2779	1
2712	}) {	2780	}) {
2713	$self->message ("Something went wrong deep within the crossfire server. "	2781	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	2782	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	2783	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	2784	cf::NDI_UNIQUE | cf::NDI_RED);
2717		2785
2718	warn "ERROR in enter_exit: $@";	2786	warn "ERROR in enter_exit: $@";
…		…
2735	sub cf::client::send_drawinfo {	2803	sub cf::client::send_drawinfo {
2736	my ($self, $text, $flags) = @_;	2804	my ($self, $text, $flags) = @_;
2737		2805
2738	utf8::encode $text;	2806	utf8::encode $text;
2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2807	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2808	}
		2809
		2810	=item $client->send_big_packet ($pkt)
		2811
		2812	Like C<send_packet>, but tries to compress large packets, and fragments
		2813	them as required.
		2814
		2815	=cut
		2816
		2817	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2818
		2819	sub cf::client::send_big_packet {
		2820	my ($self, $pkt) = @_;
		2821
		2822	# try lzf for large packets
		2823	$pkt = "lzf " . Compress::LZF::compress $pkt
		2824	if 1024 <= length $pkt and $self->{can_lzf};
		2825
		2826	# split very large packets
		2827	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2828	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2829	$pkt = "frag";
		2830	}
		2831
		2832	$self->send_packet ($pkt);
2740	}	2833	}
2741		2834
2742	=item $client->send_msg ($channel, $msg, $color, [extra...])	2835	=item $client->send_msg ($channel, $msg, $color, [extra...])
2743		2836
2744	Send a drawinfo or msg packet to the client, formatting the msg for the	2837	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2748		2841
2749	=cut	2842	=cut
2750		2843
2751	# non-persistent channels (usually the info channel)	2844	# non-persistent channels (usually the info channel)
2752	our %CHANNEL = (	2845	our %CHANNEL = (
		2846	"c/motd" => {
		2847	id => "infobox",
		2848	title => "MOTD",
		2849	reply => undef,
		2850	tooltip => "The message of the day",
		2851	},
2753	"c/identify" => {	2852	"c/identify" => {
2754	id => "infobox",	2853	id => "infobox",
2755	title => "Identify",	2854	title => "Identify",
2756	reply => undef,	2855	reply => undef,
2757	tooltip => "Items recently identified",	2856	tooltip => "Items recently identified",
…		…
2759	"c/examine" => {	2858	"c/examine" => {
2760	id => "infobox",	2859	id => "infobox",
2761	title => "Examine",	2860	title => "Examine",
2762	reply => undef,	2861	reply => undef,
2763	tooltip => "Signs and other items you examined",	2862	tooltip => "Signs and other items you examined",
		2863	},
		2864	"c/shopinfo" => {
		2865	id => "infobox",
		2866	title => "Shop Info",
		2867	reply => undef,
		2868	tooltip => "What your bargaining skill tells you about the shop",
2764	},	2869	},
2765	"c/book" => {	2870	"c/book" => {
2766	id => "infobox",	2871	id => "infobox",
2767	title => "Book",	2872	title => "Book",
2768	reply => undef,	2873	reply => undef,
…		…
2784	id => "infobox",	2889	id => "infobox",
2785	title => "Body Parts",	2890	title => "Body Parts",
2786	reply => undef,	2891	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	2892	tooltip => "Shows which body parts you posess and are available",
2788	},	2893	},
		2894	"c/statistics" => {
		2895	id => "infobox",
		2896	title => "Statistics",
		2897	reply => undef,
		2898	tooltip => "Shows your primary statistics",
		2899	},
		2900	"c/skills" => {
		2901	id => "infobox",
		2902	title => "Skills",
		2903	reply => undef,
		2904	tooltip => "Shows your experience per skill and item power",
		2905	},
		2906	"c/shopitems" => {
		2907	id => "infobox",
		2908	title => "Shop Items",
		2909	reply => undef,
		2910	tooltip => "Shows the items currently for sale in this shop",
		2911	},
		2912	"c/resistances" => {
		2913	id => "infobox",
		2914	title => "Resistances",
		2915	reply => undef,
		2916	tooltip => "Shows your resistances",
		2917	},
		2918	"c/pets" => {
		2919	id => "infobox",
		2920	title => "Pets",
		2921	reply => undef,
		2922	tooltip => "Shows information abotu your pets/a specific pet",
		2923	},
		2924	"c/perceiveself" => {
		2925	id => "infobox",
		2926	title => "Perceive Self",
		2927	reply => undef,
		2928	tooltip => "You gained detailed knowledge about yourself",
		2929	},
2789	"c/uptime" => {	2930	"c/uptime" => {
2790	id => "infobox",	2931	id => "infobox",
2791	title => "Uptime",	2932	title => "Uptime",
2792	reply => undef,	2933	reply => undef,
2793	tooltip => "How long the server has been running since last restart",	2934	tooltip => "How long the server has been running since last restart",
…		…
2796	id => "infobox",	2937	id => "infobox",
2797	title => "Map Info",	2938	title => "Map Info",
2798	reply => undef,	2939	reply => undef,
2799	tooltip => "Information related to the maps",	2940	tooltip => "Information related to the maps",
2800	},	2941	},
		2942	"c/party" => {
		2943	id => "party",
		2944	title => "Party",
		2945	reply => "gsay ",
		2946	tooltip => "Messages and chat related to your party",
		2947	},
		2948	"c/death" => {
		2949	id => "death",
		2950	title => "Death",
		2951	reply => undef,
		2952	tooltip => "Reason for and more info about your most recent death",
		2953	},
		2954	"c/say" => $SAY_CHANNEL,
		2955	"c/chat" => $CHAT_CHANNEL,
2801	);	2956	);
2802		2957
2803	sub cf::client::send_msg {	2958	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	2959	my ($self, $channel, $msg, $color, @extra) = @_;
2805		2960
2806	$msg = $self->pl->expand_cfpod ($msg);	2961	$msg = $self->pl->expand_cfpod ($msg)
		2962	unless $color & cf::NDI_VERBATIM;
2807		2963
2808	$color &= cf::NDI_CLIENT_MASK; # just in case...	2964	$color &= cf::NDI_CLIENT_MASK; # just in case...
2809		2965
2810	# check predefined channels, for the benefit of C	2966	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	2967	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	2968	$channel = $CHANNEL{$channel};
2813		2969
2814	$self->ext_msg (channel_info => $channel)	2970	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	2971	$channel = $channel->{id};
2818		2972
2819	} elsif (ref $channel) {	2973	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	2974	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	2975	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	2976	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	2977	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	2978	}
2826		2979
2827	$channel = $channel->{id};	2980	$channel = $channel->{id};
2828	}	2981	}
2829		2982
2830	return unless @extra || length $msg;	2983	return unless @extra || length $msg;
2831		2984
2832	if ($self->can_msg) {
2833	# default colour, mask it out	2985	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2986	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	2987	if $color & cf::NDI_DEF;
2836		2988
2837	$self->send_packet ("msg " . $self->{json_coder}->encode (	2989	my $pkt = "msg "
		2990	. $self->{json_coder}->encode (
2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2991	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2839	} else {	2992	);
2840	if ($color >= 0) {
2841	# replace some tags by gcfclient-compatible ones
2842	for ($msg) {
2843	1 while
2844	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2845	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2846	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2847	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2848	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2849	}
2850		2993
2851	$color &= cf::NDI_COLOR_MASK;	2994	$self->send_big_packet ($pkt);
2852
2853	utf8::encode $msg;
2854
2855	if (0 && $msg =~ /\[/) {
2856	# COMMAND/INFO
2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2858	} else {
2859	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2860	$self->send_packet ("drawinfo $color $msg")
2861	}
2862	}
2863	}
2864	}	2995	}
2865		2996
2866	=item $client->ext_msg ($type, @msg)	2997	=item $client->ext_msg ($type, @msg)
2867		2998
2868	Sends an ext event to the client.	2999	Sends an ext event to the client.
…		…
2871		3002
2872	sub cf::client::ext_msg($$@) {	3003	sub cf::client::ext_msg($$@) {
2873	my ($self, $type, @msg) = @_;	3004	my ($self, $type, @msg) = @_;
2874		3005
2875	if ($self->extcmd == 2) {	3006	if ($self->extcmd == 2) {
2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2877	} elsif ($self->extcmd == 1) { # TODO: remove	3008	} elsif ($self->extcmd == 1) { # TODO: remove
2878	push @msg, msgtype => "event_$type";	3009	push @msg, msgtype => "event_$type";
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}	3011	}
2881	}	3012	}
2882		3013
2883	=item $client->ext_reply ($msgid, @msg)	3014	=item $client->ext_reply ($msgid, @msg)
2884		3015
…		…
2888		3019
2889	sub cf::client::ext_reply($$@) {	3020	sub cf::client::ext_reply($$@) {
2890	my ($self, $id, @msg) = @_;	3021	my ($self, $id, @msg) = @_;
2891		3022
2892	if ($self->extcmd == 2) {	3023	if ($self->extcmd == 2) {
2893	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3024	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2894	} elsif ($self->extcmd == 1) {	3025	} elsif ($self->extcmd == 1) {
2895	#TODO: version 1, remove	3026	#TODO: version 1, remove
2896	unshift @msg, msgtype => "reply", msgid => $id;	3027	unshift @msg, msgtype => "reply", msgid => $id;
2897	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3028	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2898	}	3029	}
2899	}	3030	}
2900		3031
2901	=item $success = $client->query ($flags, "text", \&cb)	3032	=item $success = $client->query ($flags, "text", \&cb)
2902		3033
…		…
3003		3134
3004	$coro	3135	$coro
3005	}	3136	}
3006		3137
3007	cf::client->attach (	3138	cf::client->attach (
3008	on_destroy => sub {	3139	on_client_destroy => sub {
3009	my ($ns) = @_;	3140	my ($ns) = @_;
3010		3141
3011	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3142	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3012	},	3143	},
3013	);	3144	);
…		…
3029	our $safe_hole = new Safe::Hole;	3160	our $safe_hole = new Safe::Hole;
3030		3161
3031	$SIG{FPE} = 'IGNORE';	3162	$SIG{FPE} = 'IGNORE';
3032		3163
3033	$safe->permit_only (Opcode::opset qw(	3164	$safe->permit_only (Opcode::opset qw(
3034	:base_core :base_mem :base_orig :base_math	3165	:base_core :base_mem :base_orig :base_math :base_loop
3035	grepstart grepwhile mapstart mapwhile	3166	grepstart grepwhile mapstart mapwhile
3036	sort time	3167	sort time
3037	));	3168	));
3038		3169
3039	# here we export the classes and methods available to script code	3170	# here we export the classes and methods available to script code
…		…
3042		3173
3043	The following functions and methods are available within a safe environment:	3174	The following functions and methods are available within a safe environment:
3044		3175
3045	cf::object	3176	cf::object
3046	contr pay_amount pay_player map x y force_find force_add destroy	3177	contr pay_amount pay_player map x y force_find force_add destroy
3047	insert remove name archname title slaying race decrease_ob_nr	3178	insert remove name archname title slaying race decrease split
		3179	value
3048		3180
3049	cf::object::player	3181	cf::object::player
3050	player	3182	player
3051		3183
3052	cf::player	3184	cf::player
…		…
3057		3189
3058	=cut	3190	=cut
3059		3191
3060	for (	3192	for (
3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3193	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3062	insert remove inv name archname title slaying race	3194	insert remove inv nrof name archname title slaying race
3063	decrease_ob_nr destroy)],	3195	decrease split destroy change_exp value msg lore send_msg)],
3064	["cf::object::player" => qw(player)],	3196	["cf::object::player" => qw(player)],
3065	["cf::player" => qw(peaceful)],	3197	["cf::player" => qw(peaceful send_msg)],
3066	["cf::map" => qw(trigger)],	3198	["cf::map" => qw(trigger)],
3067	) {	3199	) {
3068	no strict 'refs';	3200	no strict 'refs';
3069	my ($pkg, @funs) = @$_;	3201	my ($pkg, @funs) = @$_;
3070	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3202	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3088		3220
3089	my $qcode = $code;	3221	my $qcode = $code;
3090	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3222	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3091	$qcode =~ s/\n/\\n/g;	3223	$qcode =~ s/\n/\\n/g;
3092		3224
		3225	%vars = (_dummy => 0) unless %vars;
		3226
		3227	my @res;
3093	local $_;	3228	local $_;
3094	local @safe::cf::_safe_eval_args = values %vars;
3095		3229
3096	my $eval =	3230	my $eval =
3097	"do {\n"	3231	"do {\n"
3098	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3232	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3099	. "#line 0 \"{$qcode}\"\n"	3233	. "#line 0 \"{$qcode}\"\n"
3100	. $code	3234	. $code
3101	. "\n}"	3235	. "\n}"
3102	;	3236	;
3103		3237
		3238	if ($CFG{safe_eval}) {
3104	sub_generation_inc;	3239	sub_generation_inc;
		3240	local @safe::cf::_safe_eval_args = values %vars;
3105	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3241	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3106	sub_generation_inc;	3242	sub_generation_inc;
		3243	} else {
		3244	local @cf::_safe_eval_args = values %vars;
		3245	@res = wantarray ? eval eval : scalar eval $eval;
		3246	}
3107		3247
3108	if ($@) {	3248	if ($@) {
3109	warn "$@";	3249	warn "$@";
3110	warn "while executing safe code '$code'\n";	3250	warn "while executing safe code '$code'\n";
3111	warn "with arguments " . (join " ", %vars) . "\n";	3251	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3130	=cut	3270	=cut
3131		3271
3132	sub register_script_function {	3272	sub register_script_function {
3133	my ($fun, $cb) = @_;	3273	my ($fun, $cb) = @_;
3134		3274
3135	no strict 'refs';	3275	$fun = "safe::$fun" if $CFG{safe_eval};
3136	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3276	*$fun = $safe_hole->wrap ($cb);
3137	}	3277	}
3138		3278
3139	=back	3279	=back
3140		3280
3141	=cut	3281	=cut
…		…
3162		3302
3163	$facedata->{version} == 2	3303	$facedata->{version} == 2
3164	or cf::cleanup "$path: version mismatch, cannot proceed.";	3304	or cf::cleanup "$path: version mismatch, cannot proceed.";
3165		3305
3166	# patch in the exptable	3306	# patch in the exptable
		3307	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3167	$facedata->{resource}{"res/exp_table"} = {	3308	$facedata->{resource}{"res/exp_table"} = {
3168	type => FT_RSRC,	3309	type => FT_RSRC,
3169	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3310	data => $exp_table,
		3311	hash => (Digest::MD5::md5 $exp_table),
3170	};	3312	};
3171	cf::cede_to_tick;	3313	cf::cede_to_tick;
3172		3314
3173	{	3315	{
3174	my $faces = $facedata->{faceinfo};	3316	my $faces = $facedata->{faceinfo};
…		…
3176	while (my ($face, $info) = each %$faces) {	3318	while (my ($face, $info) = each %$faces) {
3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3319	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3178		3320
3179	cf::face::set_visibility $idx, $info->{visibility};	3321	cf::face::set_visibility $idx, $info->{visibility};
3180	cf::face::set_magicmap $idx, $info->{magicmap};	3322	cf::face::set_magicmap $idx, $info->{magicmap};
3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3323	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3324	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3183		3325
3184	cf::cede_to_tick;	3326	cf::cede_to_tick;
3185	}	3327	}
3186		3328
3187	while (my ($face, $info) = each %$faces) {	3329	while (my ($face, $info) = each %$faces) {
…		…
3211		3353
3212	cf::anim::invalidate_all; # d'oh	3354	cf::anim::invalidate_all; # d'oh
3213	}	3355	}
3214		3356
3215	{	3357	{
3216	# TODO: for gcfclient pleasure, we should give resources
3217	# that gcfclient doesn't grok a >10000 face index.
3218	my $res = $facedata->{resource};	3358	my $res = $facedata->{resource};
3219		3359
3220	while (my ($name, $info) = each %$res) {	3360	while (my ($name, $info) = each %$res) {
3221	if (defined $info->{type}) {	3361	if (defined $info->{type}) {
3222	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3362	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3223	my $data;
3224		3363
3225	if ($info->{type} & 1) {	3364	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3226	# prepend meta info
3227
3228	my $meta = $enc->encode ({
3229	name => $name,
3230	%{ $info->{meta} || {} },
3231	});
3232
3233	$data = pack "(w/a*)*", $meta, $info->{data};
3234	} else {
3235	$data = $info->{data};
3236	}
3237
3238	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3239	cf::face::set_type $idx, $info->{type};	3365	cf::face::set_type $idx, $info->{type};
3240	} else {	3366	} else {
3241	$RESOURCE{$name} = $info;	3367	$RESOURCE{$name} = $info;
3242	}	3368	}
3243		3369
…		…
3276	while (my ($k, $v) = each %$want) {	3402	while (my ($k, $v) = each %$want) {
3277	$ns->fx_want ($k, $v);	3403	$ns->fx_want ($k, $v);
3278	}	3404	}
3279	};	3405	};
3280		3406
		3407	sub load_resource_file($) {
		3408	my $guard = lock_acquire "load_resource_file";
		3409
		3410	my $status = load_resource_file_ $_[0];
		3411	get_slot 0.1, 100;
		3412	cf::arch::commit_load;
		3413
		3414	$status
		3415	}
		3416
3281	sub reload_regions {	3417	sub reload_regions {
3282	# HACK to clear player env face cache, we need some signal framework	3418	# HACK to clear player env face cache, we need some signal framework
3283	# for this (global event?)	3419	# for this (global event?)
3284	%ext::player_env::MUSIC_FACE_CACHE = ();	3420	%ext::player_env::MUSIC_FACE_CACHE = ();
3285		3421
…		…
3298	}	3434	}
3299		3435
3300	sub reload_archetypes {	3436	sub reload_archetypes {
3301	load_resource_file "$DATADIR/archetypes"	3437	load_resource_file "$DATADIR/archetypes"
3302	or die "unable to load archetypes\n";	3438	or die "unable to load archetypes\n";
3303	#d# NEED to laod twice to resolve forward references
3304	# this really needs to be done in an extra post-pass
3305	# (which needs to be synchronous, so solve it differently)
3306	load_resource_file "$DATADIR/archetypes"
3307	or die "unable to load archetypes\n";
3308	}	3439	}
3309		3440
3310	sub reload_treasures {	3441	sub reload_treasures {
3311	load_resource_file "$DATADIR/treasures"	3442	load_resource_file "$DATADIR/treasures"
3312	or die "unable to load treasurelists\n";	3443	or die "unable to load treasurelists\n";
3313	}	3444	}
3314		3445
3315	sub reload_resources {	3446	sub reload_resources {
3316	warn "reloading resource files...\n";	3447	warn "reloading resource files...\n";
3317		3448
		3449	reload_facedata;
		3450	reload_archetypes;
3318	reload_regions;	3451	reload_regions;
3319	reload_facedata;
3320	#reload_archetypes;#d#
3321	reload_archetypes;
3322	reload_treasures;	3452	reload_treasures;
3323		3453
3324	warn "finished reloading resource files\n";	3454	warn "finished reloading resource files\n";
3325	}	3455	}
3326		3456
3327	sub init {
3328	reload_resources;
3329	}
3330
3331	sub reload_config {	3457	sub reload_config {
		3458	warn "reloading config file...\n";
		3459
3332	open my $fh, "<:utf8", "$CONFDIR/config"	3460	open my $fh, "<:utf8", "$CONFDIR/config"
3333	or return;	3461	or return;
3334		3462
3335	local $/;	3463	local $/;
3336	*CFG = YAML::Load <$fh>;	3464	*CFG = YAML::XS::Load scalar <$fh>;
3337		3465
3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3466	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3339		3467
3340	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3468	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3341	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3469	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3345	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3473	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3346	and die "WARNING: m(un)lockall failed: $!\n";	3474	and die "WARNING: m(un)lockall failed: $!\n";
3347	};	3475	};
3348	warn $@ if $@;	3476	warn $@ if $@;
3349	}	3477	}
		3478
		3479	warn "finished reloading resource files\n";
		3480	}
		3481
		3482	sub pidfile() {
		3483	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3484	or die "$PIDFILE: $!";
		3485	flock $fh, &Fcntl::LOCK_EX
		3486	or die "$PIDFILE: flock: $!";
		3487	$fh
		3488	}
		3489
		3490	# make sure only one server instance is running at any one time
		3491	sub atomic {
		3492	my $fh = pidfile;
		3493
		3494	my $pid = <$fh>;
		3495	kill 9, $pid if $pid > 0;
		3496
		3497	seek $fh, 0, 0;
		3498	print $fh $$;
		3499	}
		3500
		3501	sub main_loop {
		3502	warn "EV::loop starting\n";
		3503	if (1) {
		3504	EV::loop;
		3505	}
		3506	warn "EV::loop returned\n";
		3507	goto &main_loop unless $REALLY_UNLOOP;
3350	}	3508	}
3351		3509
3352	sub main {	3510	sub main {
		3511	cf::init_globals; # initialise logging
		3512
		3513	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3514	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3515	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3516	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3517
		3518	cf::init_experience;
		3519	cf::init_anim;
		3520	cf::init_attackmess;
		3521	cf::init_dynamic;
		3522
		3523	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3524
3353	# we must not ever block the main coroutine	3525	# we must not ever block the main coroutine
3354	local $Coro::idle = sub {	3526	local $Coro::idle = sub {
3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3527	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3356	(async {	3528	(async {
3357	$Coro::current->{desc} = "IDLE BUG HANDLER";	3529	$Coro::current->{desc} = "IDLE BUG HANDLER";
3358	EV::loop EV::LOOP_ONESHOT;	3530	EV::loop EV::LOOP_ONESHOT;
3359	})->prio (Coro::PRIO_MAX);	3531	})->prio (Coro::PRIO_MAX);
3360	};	3532	};
3361		3533
3362	reload_config;
3363	db_init;
3364	load_extensions;
3365
3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3367	evthread_start IO::AIO::poll_fileno;	3534	evthread_start IO::AIO::poll_fileno;
3368	EV::loop;	3535
		3536	cf::sync_job {
		3537	cf::load_settings;
		3538	cf::load_materials;
		3539
		3540	reload_resources;
		3541	reload_config;
		3542	db_init;
		3543
		3544	cf::init_uuid;
		3545	cf::init_signals;
		3546	cf::init_skills;
		3547
		3548	cf::init_beforeplay;
		3549
		3550	atomic;
		3551
		3552	load_extensions;
		3553
		3554	utime time, time, $RUNTIMEFILE;
		3555
		3556	# no (long-running) fork's whatsoever before this point(!)
		3557	use POSIX ();
		3558	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3559
		3560	(pop @POST_INIT)->(0) while @POST_INIT;
		3561	};
		3562
		3563	main_loop;
3369	}	3564	}
3370		3565
3371	#############################################################################	3566	#############################################################################
3372	# initialisation and cleanup	3567	# initialisation and cleanup
3373		3568
…		…
3379	cf::cleanup "SIG$signal";	3574	cf::cleanup "SIG$signal";
3380	};	3575	};
3381	}	3576	}
3382	}	3577	}
3383		3578
3384	sub write_runtime {	3579	sub write_runtime_sync {
3385	my $runtime = "$LOCALDIR/runtime";	3580	my $t0 = EV::time;
3386		3581
3387	# first touch the runtime file to show we are still running:	3582	# first touch the runtime file to show we are still running:
3388	# the fsync below can take a very very long time.	3583	# the fsync below can take a very very long time.
3389		3584
3390	IO::AIO::aio_utime $runtime, undef, undef;	3585	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3391		3586
3392	my $guard = cf::lock_acquire "write_runtime";	3587	my $guard = cf::lock_acquire "write_runtime";
3393		3588
3394	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3589	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3395	or return;	3590	or return;
3396		3591
3397	my $value = $cf::RUNTIME + 90 + 10;	3592	my $value = $cf::RUNTIME + 90 + 10;
3398	# 10 is the runtime save interval, for a monotonic clock	3593	# 10 is the runtime save interval, for a monotonic clock
3399	# 60 allows for the watchdog to kill the server.	3594	# 60 allows for the watchdog to kill the server.
…		…
3409	aio_utime $fh, undef, undef;	3604	aio_utime $fh, undef, undef;
3410		3605
3411	close $fh	3606	close $fh
3412	or return;	3607	or return;
3413		3608
3414	aio_rename "$runtime~", $runtime	3609	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3415	and return;	3610	and return;
3416		3611
3417	warn "runtime file written.\n";	3612	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3418		3613
3419	1	3614	1
		3615	}
		3616
		3617	our $uuid_lock;
		3618	our $uuid_skip;
		3619
		3620	sub write_uuid_sync($) {
		3621	$uuid_skip ||= $_[0];
		3622
		3623	return if $uuid_lock;
		3624	local $uuid_lock = 1;
		3625
		3626	my $uuid = "$LOCALDIR/uuid";
		3627
		3628	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3629	or return;
		3630
		3631	my $value = uuid_seq uuid_cur;
		3632
		3633	unless ($value) {
		3634	warn "cowardly refusing to write zero uuid value!\n";
		3635	return;
		3636	}
		3637
		3638	my $value = uuid_str $value + $uuid_skip;
		3639	$uuid_skip = 0;
		3640
		3641	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3642	and return;
		3643
		3644	# always fsync - this file is important
		3645	aio_fsync $fh
		3646	and return;
		3647
		3648	close $fh
		3649	or return;
		3650
		3651	aio_rename "$uuid~", $uuid
		3652	and return;
		3653
		3654	warn "uuid file written ($value).\n";
		3655
		3656	1
		3657
		3658	}
		3659
		3660	sub write_uuid($$) {
		3661	my ($skip, $sync) = @_;
		3662
		3663	$sync ? write_uuid_sync $skip
		3664	: async { write_uuid_sync $skip };
3420	}	3665	}
3421		3666
3422	sub emergency_save() {	3667	sub emergency_save() {
3423	my $freeze_guard = cf::freeze_mainloop;	3668	my $freeze_guard = cf::freeze_mainloop;
3424		3669
3425	warn "enter emergency perl save\n";	3670	warn "emergency_perl_save: enter\n";
3426		3671
3427	cf::sync_job {	3672	cf::sync_job {
		3673	# this is a trade-off: we want to be very quick here, so
		3674	# save all maps without fsync, and later call a global sync
		3675	# (which in turn might be very very slow)
		3676	local $USE_FSYNC = 0;
		3677
3428	# use a peculiar iteration method to avoid tripping on perl	3678	# use a peculiar iteration method to avoid tripping on perl
3429	# refcount bugs in for. also avoids problems with players	3679	# refcount bugs in for. also avoids problems with players
3430	# and maps saved/destroyed asynchronously.	3680	# and maps saved/destroyed asynchronously.
3431	warn "begin emergency player save\n";	3681	warn "emergency_perl_save: begin player save\n";
3432	for my $login (keys %cf::PLAYER) {	3682	for my $login (keys %cf::PLAYER) {
3433	my $pl = $cf::PLAYER{$login} or next;	3683	my $pl = $cf::PLAYER{$login} or next;
3434	$pl->valid or next;	3684	$pl->valid or next;
3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3685	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3436	$pl->save;	3686	$pl->save;
3437	}	3687	}
3438	warn "end emergency player save\n";	3688	warn "emergency_perl_save: end player save\n";
3439		3689
3440	warn "begin emergency map save\n";	3690	warn "emergency_perl_save: begin map save\n";
3441	for my $path (keys %cf::MAP) {	3691	for my $path (keys %cf::MAP) {
3442	my $map = $cf::MAP{$path} or next;	3692	my $map = $cf::MAP{$path} or next;
3443	$map->valid or next;	3693	$map->valid or next;
3444	$map->save;	3694	$map->save;
3445	}	3695	}
3446	warn "end emergency map save\n";	3696	warn "emergency_perl_save: end map save\n";
3447		3697
3448	warn "begin emergency database checkpoint\n";	3698	warn "emergency_perl_save: begin database checkpoint\n";
3449	BDB::db_env_txn_checkpoint $DB_ENV;	3699	BDB::db_env_txn_checkpoint $DB_ENV;
3450	warn "end emergency database checkpoint\n";	3700	warn "emergency_perl_save: end database checkpoint\n";
		3701
		3702	warn "emergency_perl_save: begin write uuid\n";
		3703	write_uuid_sync 1;
		3704	warn "emergency_perl_save: end write uuid\n";
3451	};	3705	};
3452		3706
		3707	warn "emergency_perl_save: starting sync()\n";
		3708	IO::AIO::aio_sync sub {
		3709	warn "emergency_perl_save: finished sync()\n";
		3710	};
		3711
3453	warn "leave emergency perl save\n";	3712	warn "emergency_perl_save: leave\n";
3454	}	3713	}
3455		3714
3456	sub post_cleanup {	3715	sub post_cleanup {
3457	my ($make_core) = @_;	3716	my ($make_core) = @_;
3458		3717
3459	warn Carp::longmess "post_cleanup backtrace"	3718	warn Carp::longmess "post_cleanup backtrace"
3460	if $make_core;	3719	if $make_core;
		3720
		3721	my $fh = pidfile;
		3722	unlink $PIDFILE if <$fh> == $$;
		3723	}
		3724
		3725	# a safer delete_package, copied from Symbol
		3726	sub clear_package($) {
		3727	my $pkg = shift;
		3728
		3729	# expand to full symbol table name if needed
		3730	unless ($pkg =~ /^main::.*::$/) {
		3731	$pkg = "main$pkg" if $pkg =~ /^::/;
		3732	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3733	$pkg .= '::' unless $pkg =~ /::$/;
		3734	}
		3735
		3736	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3737	my $stem_symtab = *{$stem}{HASH};
		3738
		3739	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3740	or return;
		3741
		3742	# clear all symbols
		3743	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3744	for my $name (keys %$leaf_symtab) {
		3745	_gv_clear *{"$pkg$name"};
		3746	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3747	}
		3748	warn "cleared package $pkg\n";#d#
3461	}	3749	}
3462		3750
3463	sub do_reload_perl() {	3751	sub do_reload_perl() {
3464	# can/must only be called in main	3752	# can/must only be called in main
3465	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3466	warn "can only reload from main coroutine";	3754	warn "can only reload from main coroutine";
3467	return;	3755	return;
3468	}	3756	}
3469		3757
		3758	return if $RELOAD++;
		3759
		3760	my $t1 = EV::time;
		3761
		3762	while ($RELOAD) {
3470	warn "reloading...";	3763	warn "reloading...";
3471		3764
3472	warn "entering sync_job";	3765	warn "entering sync_job";
3473		3766
3474	cf::sync_job {	3767	cf::sync_job {
3475	cf::write_runtime; # external watchdog should not bark	3768	cf::write_runtime_sync; # external watchdog should not bark
3476	cf::emergency_save;	3769	cf::emergency_save;
3477	cf::write_runtime; # external watchdog should not bark	3770	cf::write_runtime_sync; # external watchdog should not bark
3478		3771
3479	warn "syncing database to disk";	3772	warn "syncing database to disk";
3480	BDB::db_env_txn_checkpoint $DB_ENV;	3773	BDB::db_env_txn_checkpoint $DB_ENV;
3481		3774
3482	# if anything goes wrong in here, we should simply crash as we already saved	3775	# if anything goes wrong in here, we should simply crash as we already saved
3483		3776
3484	warn "flushing outstanding aio requests";	3777	warn "flushing outstanding aio requests";
3485	for (;;) {
3486	BDB::flush;
3487	IO::AIO::flush;
3488	Coro::cede_notself;
3489	last unless IO::AIO::nreqs || BDB::nreqs;	3778	while (IO::AIO::nreqs || BDB::nreqs) {
3490	warn "iterate...";	3779	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3491	}
3492
3493	++$RELOAD;
3494
3495	warn "cancelling all extension coros";
3496	$_->cancel for values %EXT_CORO;
3497	%EXT_CORO = ();
3498
3499	warn "removing commands";
3500	%COMMAND = ();
3501
3502	warn "removing ext/exti commands";
3503	%EXTCMD = ();
3504	%EXTICMD = ();
3505
3506	warn "unloading/nuking all extensions";
3507	for my $pkg (@EXTS) {
3508	warn "... unloading $pkg";
3509
3510	if (my $cb = $pkg->can ("unload")) {
3511	eval {
3512	$cb->($pkg);
3513	1
3514	} or warn "$pkg unloaded, but with errors: $@";
3515	}	3780	}
3516		3781
3517	warn "... nuking $pkg";	3782	warn "cancelling all extension coros";
3518	Symbol::delete_package $pkg;	3783	$_->cancel for values %EXT_CORO;
3519	}	3784	%EXT_CORO = ();
3520		3785
3521	warn "unloading all perl modules loaded from $LIBDIR";	3786	warn "removing commands";
3522	while (my ($k, $v) = each %INC) {	3787	%COMMAND = ();
3523	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3524		3788
		3789	warn "removing ext/exti commands";
		3790	%EXTCMD = ();
		3791	%EXTICMD = ();
		3792
		3793	warn "unloading/nuking all extensions";
		3794	for my $pkg (@EXTS) {
3525	warn "... unloading $k";	3795	warn "... unloading $pkg";
3526	delete $INC{$k};
3527		3796
3528	$k =~ s/\.pm$//;
3529	$k =~ s/\//::/g;
3530
3531	if (my $cb = $k->can ("unload_module")) {	3797	if (my $cb = $pkg->can ("unload")) {
		3798	eval {
3532	$cb->();	3799	$cb->($pkg);
		3800	1
		3801	} or warn "$pkg unloaded, but with errors: $@";
		3802	}
		3803
		3804	warn "... clearing $pkg";
		3805	clear_package $pkg;
3533	}	3806	}
3534		3807
3535	Symbol::delete_package $k;	3808	warn "unloading all perl modules loaded from $LIBDIR";
		3809	while (my ($k, $v) = each %INC) {
		3810	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3811
		3812	warn "... unloading $k";
		3813	delete $INC{$k};
		3814
		3815	$k =~ s/\.pm$//;
		3816	$k =~ s/\//::/g;
		3817
		3818	if (my $cb = $k->can ("unload_module")) {
		3819	$cb->();
		3820	}
		3821
		3822	clear_package $k;
3536	}	3823	}
3537		3824
3538	warn "getting rid of safe::, as good as possible";	3825	warn "getting rid of safe::, as good as possible";
3539	Symbol::delete_package "safe::$_"	3826	clear_package "safe::$_"
3540	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3827	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3541		3828
3542	warn "unloading cf.pm \"a bit\"";	3829	warn "unloading cf.pm \"a bit\"";
3543	delete $INC{"cf.pm"};	3830	delete $INC{"cf.pm"};
3544	delete $INC{"cf/pod.pm"};	3831	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3545		3832
3546	# don't, removes xs symbols, too,	3833	# don't, removes xs symbols, too,
3547	# and global variables created in xs	3834	# and global variables created in xs
3548	#Symbol::delete_package __PACKAGE__;	3835	#clear_package __PACKAGE__;
3549		3836
3550	warn "unload completed, starting to reload now";	3837	warn "unload completed, starting to reload now";
3551		3838
3552	warn "reloading cf.pm";	3839	warn "reloading cf.pm";
3553	require cf;	3840	require cf;
3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3841	cf::_connect_to_perl_1;
3555		3842
3556	warn "loading config and database again";	3843	warn "loading config and database again";
3557	cf::reload_config;	3844	cf::reload_config;
3558		3845
3559	warn "loading extensions";	3846	warn "loading extensions";
3560	cf::load_extensions;	3847	cf::load_extensions;
3561		3848
		3849	if ($REATTACH_ON_RELOAD) {
3562	warn "reattaching attachments to objects/players";	3850	warn "reattaching attachments to objects/players";
3563	_global_reattach; # objects, sockets	3851	_global_reattach; # objects, sockets
3564	warn "reattaching attachments to maps";	3852	warn "reattaching attachments to maps";
3565	reattach $_ for values %MAP;	3853	reattach $_ for values %MAP;
3566	warn "reattaching attachments to players";	3854	warn "reattaching attachments to players";
3567	reattach $_ for values %PLAYER;	3855	reattach $_ for values %PLAYER;
		3856	}
3568		3857
		3858	warn "running post_init jobs";
		3859	(pop @POST_INIT)->(1) while @POST_INIT;
		3860
3569	warn "leaving sync_job";	3861	warn "leaving sync_job";
3570		3862
3571	1	3863	1
3572	} or do {	3864	} or do {
3573	warn $@;	3865	warn $@;
3574	cf::cleanup "error while reloading, exiting.";	3866	cf::cleanup "error while reloading, exiting.";
3575	};	3867	};
3576		3868
3577	warn "reloaded";	3869	warn "reloaded";
		3870	--$RELOAD;
		3871	}
		3872
		3873	$t1 = EV::time - $t1;
		3874	warn "reload completed in ${t1}s\n";
3578	};	3875	};
3579		3876
3580	our $RELOAD_WATCHER; # used only during reload	3877	our $RELOAD_WATCHER; # used only during reload
3581		3878
3582	sub reload_perl() {	3879	sub reload_perl() {
3583	# doing reload synchronously and two reloads happen back-to-back,	3880	# doing reload synchronously and two reloads happen back-to-back,
3584	# coro crashes during coro_state_free->destroy here.	3881	# coro crashes during coro_state_free->destroy here.
3585		3882
		3883	$RELOAD_WATCHER ||= cf::async {
		3884	Coro::AIO::aio_wait cache_extensions;
		3885
3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3886	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3587	do_reload_perl;	3887	do_reload_perl;
3588	undef $RELOAD_WATCHER;	3888	undef $RELOAD_WATCHER;
		3889	};
3589	};	3890	};
3590	}	3891	}
3591		3892
3592	register_command "reload" => sub {	3893	register_command "reload" => sub {
3593	my ($who, $arg) = @_;	3894	my ($who, $arg) = @_;
…		…
3607		3908
3608	our @WAIT_FOR_TICK;	3909	our @WAIT_FOR_TICK;
3609	our @WAIT_FOR_TICK_BEGIN;	3910	our @WAIT_FOR_TICK_BEGIN;
3610		3911
3611	sub wait_for_tick {	3912	sub wait_for_tick {
3612	return if tick_inhibit;
3613	return if $Coro::current == $Coro::main;	3913	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3614		3914
3615	my $signal = new Coro::Signal;	3915	my $signal = new Coro::Signal;
3616	push @WAIT_FOR_TICK, $signal;	3916	push @WAIT_FOR_TICK, $signal;
3617	$signal->wait;	3917	$signal->wait;
3618	}	3918	}
3619		3919
3620	sub wait_for_tick_begin {	3920	sub wait_for_tick_begin {
3621	return if tick_inhibit;
3622	return if $Coro::current == $Coro::main;	3921	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3623		3922
3624	my $signal = new Coro::Signal;	3923	my $signal = new Coro::Signal;
3625	push @WAIT_FOR_TICK_BEGIN, $signal;	3924	push @WAIT_FOR_TICK_BEGIN, $signal;
3626	$signal->wait;	3925	$signal->wait;
3627	}	3926	}
…		…
3633	return;	3932	return;
3634	}	3933	}
3635		3934
3636	cf::server_tick; # one server iteration	3935	cf::server_tick; # one server iteration
3637		3936
		3937	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
		3938
3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3939	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3940	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3640	Coro::async_pool {	3941	Coro::async_pool {
3641	$Coro::current->{desc} = "runtime saver";	3942	$Coro::current->{desc} = "runtime saver";
3642	write_runtime	3943	write_runtime_sync
3643	or warn "ERROR: unable to write runtime file: $!";	3944	or warn "ERROR: unable to write runtime file: $!";
3644	};	3945	};
3645	}	3946	}
3646		3947
3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3948	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3664	}	3965	}
3665		3966
3666	{	3967	{
3667	# configure BDB	3968	# configure BDB
3668		3969
3669	BDB::min_parallel 8;	3970	BDB::min_parallel 16;
3670	BDB::max_poll_reqs $TICK * 0.1;	3971	BDB::max_poll_reqs $TICK * 0.1;
3671	$Coro::BDB::WATCHER->priority (1);	3972	$AnyEvent::BDB::WATCHER->priority (1);
3672		3973
3673	unless ($DB_ENV) {	3974	unless ($DB_ENV) {
3674	$DB_ENV = BDB::db_env_create;	3975	$DB_ENV = BDB::db_env_create;
3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3976	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3676	| BDB::LOG_AUTOREMOVE, 1);	3977	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3978	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3979	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3980	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3679		3981
3680	cf::sync_job {	3982	cf::sync_job {
3681	eval {	3983	eval {
…		…
3707	{	4009	{
3708	# configure IO::AIO	4010	# configure IO::AIO
3709		4011
3710	IO::AIO::min_parallel 8;	4012	IO::AIO::min_parallel 8;
3711	IO::AIO::max_poll_time $TICK * 0.1;	4013	IO::AIO::max_poll_time $TICK * 0.1;
3712	$Coro::AIO::WATCHER->priority (1);	4014	undef $AnyEvent::AIO::WATCHER;
3713	}	4015	}
3714		4016
3715	my $_log_backtrace;	4017	my $_log_backtrace;
3716		4018
3717	sub _log_backtrace {	4019	sub _log_backtrace {
…		…
3720	$msg =~ s/\n//;	4022	$msg =~ s/\n//;
3721		4023
3722	# limit the # of concurrent backtraces	4024	# limit the # of concurrent backtraces
3723	if ($_log_backtrace < 2) {	4025	if ($_log_backtrace < 2) {
3724	++$_log_backtrace;	4026	++$_log_backtrace;
		4027	my $perl_bt = Carp::longmess $msg;
3725	async {	4028	async {
3726	$Coro::current->{desc} = "abt $msg";	4029	$Coro::current->{desc} = "abt $msg";
3727		4030
3728	my @bt = fork_call {	4031	my @bt = fork_call {
3729	@addr = map { sprintf "%x", $_ } @addr;	4032	@addr = map { sprintf "%x", $_ } @addr;
…		…
3740	}	4043	}
3741		4044
3742	@funcs	4045	@funcs
3743	};	4046	};
3744		4047
3745	LOG llevInfo, "[ABT] $msg\n";	4048	LOG llevInfo, "[ABT] $perl_bt\n";
		4049	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3746	LOG llevInfo, "[ABT] $_\n" for @bt;	4050	LOG llevInfo, "[ABT] $_\n" for @bt;
3747	--$_log_backtrace;	4051	--$_log_backtrace;
3748	};	4052	};
3749	} else {	4053	} else {
3750	LOG llevInfo, "[ABT] $msg\n";	4054	LOG llevInfo, "[ABT] $msg\n";
3751	LOG llevInfo, "[ABT] [suppressed]\n";	4055	LOG llevInfo, "[ABT] [suppressed]\n";
3752	}	4056	}
3753	}	4057	}
3754		4058
3755	# load additional modules	4059	# load additional modules
3756	use cf::pod;	4060	require "cf/$_.pm" for @EXTRA_MODULES;
		4061	cf::_connect_to_perl_2;
3757		4062
3758	END { cf::emergency_save }	4063	END { cf::emergency_save }
3759		4064
3760	1	4065	1
3761		4066

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