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Revision 1.437 by root, Tue Jul 8 08:33:27 2008 UTC vs.
Revision 1.503 by root, Sat Jan 30 23:46:39 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 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;	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 ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
39	use Coro::AnyEvent;	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;
43	use Coro::AnyEvent;	49	use Coro::AnyEvent;
44	use Coro::AIO;	50	use Coro::AIO;
45	use Coro::BDB 1.6;	51	use Coro::BDB 1.6;
46	use Coro::Storable;	52	use Coro::Storable;
47	use Coro::Util ();	53	use Coro::Util ();
48		54
49	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
50	use BDB ();	56	use BDB ();
51	use Data::Dumper;	57	use Data::Dumper;
52	use Digest::MD5;
53	use Fcntl;	58	use Fcntl;
54	use YAML ();	59	use YAML::XS ();
55	use IO::AIO ();	60	use IO::AIO ();
56	use Time::HiRes;	61	use Time::HiRes;
57	use Compress::LZF;	62	use Compress::LZF;
58	use Digest::MD5 ();	63	use Digest::MD5 ();
59		64
…		…
61		66
62	# configure various modules to our taste	67	# configure various modules to our taste
63	#	68	#
64	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
65	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";
66	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
67		77
68	$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" };
69		80
70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
71		82
72	our %COMMAND = ();	83	our %COMMAND = ();
73	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
76	our %EXTCMD = ();	87	our %EXTCMD = ();
77	our %EXTICMD = ();	88	our %EXTICMD = ();
78	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
79	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
80		91
81	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
82	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
83		96
84	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
85	our $DATADIR = datadir;	98	our $DATADIR = datadir;
86	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
87	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
88	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
89	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
90	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
93	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
94	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
95	our %RESOURCE;	111	our %RESOURCE;
96		112
97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
99	our $NEXT_TICK;	115	our $NEXT_TICK;
100	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
101		117
102	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
103	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
104	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
105	our $DB_ENV;	121	our $DB_ENV;
106		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
107	our %CFG;	125	our %CFG;
108		126
109	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
110	our $RUNTIME;	128	our $RUNTIME;
111	our $NOW;	129	our $NOW;
…		…
120	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)
121	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
122	our $JITTER; # average jitter	140	our $JITTER; # average jitter
123	our $TICK_START; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
124		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
		147
125	binmode STDOUT;	148	binmode STDOUT;
126	binmode STDERR;	149	binmode STDERR;
127		150
128	# read virtual server time, if available	151	# read virtual server time, if available
129	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
130	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
131	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
132	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
133	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
134		159
135	mkdir $_	160	mkdir $_
136	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
137		162
138	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
139		164
140	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::"} };
141		177
142	#############################################################################	178	#############################################################################
143		179
144	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
145		181
…		…
192	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
193	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.
194		230
195	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
196		232
197	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
198	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
199	that call.	235	that call.
200		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
201	=back	243	=back
202		244
203	=cut	245	=cut
204		246
205	BEGIN {	247	$Coro::State::WARNHOOK = sub {
206	*CORE::GLOBAL::warn = sub {
207	my $msg = join "", @_;	248	my $msg = join "", @_;
208		249
209	$msg .= "\n"	250	$msg .= "\n"
210	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
211		252
212	$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;
213		254
214	LOG llevError, $msg;	255	LOG llevError, $msg;
215	};	256	};
216	}
217		257
218	$Coro::State::DIEHOOK = sub {	258	$Coro::State::DIEHOOK = sub {
219	return unless $^S eq 0; # "eq", not "=="	259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
220		262
221	if ($Coro::current == $Coro::main) {#d#	263	if ($Coro::current == $Coro::main) {#d#
222	warn "DIEHOOK called in main context, Coro bug?\n";#d#	264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
223	return;#d#	265	return;#d#
224	}#d#	266	}#d#
225		267
226	# kill coroutine otherwise	268	# kill coroutine otherwise
227	warn Carp::longmess $_[0];
228	Coro::terminate	269	Coro::terminate
229	};	270	};
230
231	$SIG{__DIE__} = sub { }; #d#?
232		271
233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
243	for my $pkg (qw(	282	for my $pkg (qw(
244	cf::global cf::attachable	283	cf::global cf::attachable
245	cf::object cf::object::player	284	cf::object cf::object::player
246	cf::client cf::player	285	cf::client cf::player
247	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
248	cf::map cf::party cf::region	288	cf::party cf::region
249	)) {	289	)) {
250	no strict 'refs';
251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
252	}	291	}
253		292
254	$EV::DIED = sub {	293	$EV::DIED = sub {
255	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
256	};	295	};
257		296
258	#############################################################################	297	#############################################################################
259		298
260	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
298		337
299	sub encode_json($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
300	sub decode_json($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
301		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
302	=item cf::lock_wait $string	355	=item cf::lock_wait $string
303		356
304	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
305		358
306	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
307		360
308	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
309	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,
310	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
311	returned.	364	returned.
312		365
313	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
314	deadlocked coro.	367	deadlocked coro.
…		…
320		373
321	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.
322		375
323	=cut	376	=cut
324		377
325	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
326	our %LOCKER;#d#
327		379
328	sub lock_wait($) {	380	sub lock_wait($) {
329	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
330
331	if ($LOCKER{$key} == $Coro::current) {#d#
332	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
333	return;#d#
334	}#d#
335
336	# wait for lock, if any
337	while ($LOCK{$key}) {
338	push @{ $LOCK{$key} }, $Coro::current;
339	Coro::schedule;
340	}
341	}	382	}
342		383
343	sub lock_acquire($) {	384	sub lock_acquire($) {
344	my ($key) = @_;	385	$LOCKS->guard ($_[0])
345
346	# wait, to be sure we are not locked
347	lock_wait $key;
348
349	$LOCK{$key} = [];
350	$LOCKER{$key} = $Coro::current;#d#
351
352	Coro::guard {
353	delete $LOCKER{$key};#d#
354	# wake up all waiters, to be on the safe side
355	$_->ready for @{ delete $LOCK{$key} };
356	}
357	}	386	}
358		387
359	sub lock_active($) {	388	sub lock_active($) {
360	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
361
362	! ! $LOCK{$key}
363	}	390	}
364		391
365	sub freeze_mainloop {	392	sub freeze_mainloop {
366	tick_inhibit_inc;	393	tick_inhibit_inc;
367		394
368	Coro::guard \&tick_inhibit_dec;	395	&Guard::guard (\&tick_inhibit_dec);
369	}	396	}
370		397
371	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
372		399
373	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
…		…
396		423
397	=cut	424	=cut
398		425
399	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
400	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
401		429
402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
403	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
404	$Coro::current->desc ("timeslot manager");	432	$Coro::current->desc ("timeslot manager");
405		433
406	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
407		436
408	while () {	437	while () {
409	next_job:	438	next_job:
		439
410	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
411	if ($avail > 0.01) {	441
412	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
413	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
414	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
415	$job->[2]->send;	446	$job->[2]->send;
416	Coro::cede;	447	Coro::cede;
417	goto next_job;	448	goto next_job;
418	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
419	}	451	}
420	}	452	}
421		453
422	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
423	# 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
424	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
425	$signal->wait;	457	$signal->wait;
426	} else {	458	} else {
		459	$busy = 0;
427	Coro::schedule;	460	Coro::schedule;
428	}	461	}
429	}	462	}
430	};	463	};
431		464
432	sub get_slot($;$$) {	465	sub get_slot($;$$) {
433	return if tick_inhibit || $Coro::current == $Coro::main;	466	return if tick_inhibit || $Coro::current == $Coro::main;
434		467
435	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
436		469
437	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
438	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
439		473
440	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
441	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
442	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
725		759
726	#############################################################################	760	#############################################################################
727		761
728	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
729		763
730	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
731	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")
732	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
733		767
734	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>
735	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
…		…
785	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
786		820
787	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
788	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
789		823
790	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
791	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
792		826
793	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
794		828
795	=over 4	829	=over 4
…		…
1086		1120
1087	sub reattach {	1121	sub reattach {
1088	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
1089	my ($obj) = @_;	1123	my ($obj) = @_;
1090		1124
		1125	# no longer needed after getting rid of delete_package?
1091	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
1092		1127
1093	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
1094		1129
1095	@$registry = ();	1130	@$registry = ();
1096		1131
…		…
1144	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1145		1180
1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1147	aio_chmod $fh, SAVE_MODE;	1182	aio_chmod $fh, SAVE_MODE;
1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1149	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	}
1150	aio_close $fh;	1188	aio_close $fh;
1151		1189
1152	if (@$objs) {	1190	if (@$objs) {
1153	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) {
1154	aio_chmod $fh, SAVE_MODE;	1192	aio_chmod $fh, SAVE_MODE;
1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1156	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1157	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	}
1158	aio_close $fh;	1199	aio_close $fh;
1159	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1160	}	1201	}
1161	} else {	1202	} else {
1162	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1163	}	1204	}
1164		1205
1165	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1166	} else {	1210	} else {
1167	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1168	}	1212	}
1169	} else {	1213	} else {
1170	aio_unlink $filename;	1214	aio_unlink $filename;
1171	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1172	}	1216	}
…		…
1263	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1264		1308
1265	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1266	}	1310	}
1267		1311
		1312	use File::Glob ();
		1313
1268	cf::player->attach (	1314	cf::player->attach (
1269	on_command => sub {	1315	on_command => sub {
1270	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1271		1317
1272	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1304		1350
1305	cf::override;	1351	cf::override;
1306	},	1352	},
1307	);	1353	);
1308		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
1309	sub load_extensions {	1368	sub load_extensions {
1310	cf::sync_job {	1369	cf::sync_job {
1311	my %todo;	1370	my %todo;
1312		1371
1313	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1332		1391
1333	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1334	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1335		1394
1336	$ext{source} =	1395	$ext{source} =
1337	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1338	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1339	. $source	1398	. $source
1340	. "\n};\n1";	1399	. "\n};\n1";
1341		1400
1342	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
…		…
1382		1441
1383	=back	1442	=back
1384		1443
1385	=head2 CORE EXTENSIONS	1444	=head2 CORE EXTENSIONS
1386		1445
1387	Functions and methods that extend core crossfire objects.	1446	Functions and methods that extend core deliantra objects.
1388		1447
1389	=cut	1448	=cut
1390		1449
1391	package cf::player;	1450	package cf::player;
1392		1451
…		…
1435		1494
1436	sub exists($) {	1495	sub exists($) {
1437	my ($login) = @_;	1496	my ($login) = @_;
1438		1497
1439	$cf::PLAYER{$login}	1498	$cf::PLAYER{$login}
1440	or cf::sync_job { !aio_stat path $login }	1499	or !aio_stat path $login
1441	}	1500	}
1442		1501
1443	sub find($) {	1502	sub find($) {
1444	return $cf::PLAYER{$_[0]} || do {	1503	return $cf::PLAYER{$_[0]} || do {
1445	my $login = $_[0];	1504	my $login = $_[0];
…		…
1520	my ($pl) = @_;	1579	my ($pl) = @_;
1521		1580
1522	my $name = $pl->ob->name;	1581	my $name = $pl->ob->name;
1523		1582
1524	$pl->{deny_save} = 1;	1583	$pl->{deny_save} = 1;
1525	$pl->password ("*"); # this should lock out the player until we nuked the dir	1584	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1526		1585
1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1586	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1528	$pl->deactivate;	1587	$pl->deactivate;
1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1588	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1530	$pl->ob->check_score;	1589	$pl->ob->check_score;
…		…
1616	}	1675	}
1617		1676
1618	\@paths	1677	\@paths
1619	}	1678	}
1620		1679
1621	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1680	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1622		1681
1623	Expand crossfire pod fragments into protocol xml.	1682	Expand deliantra pod fragments into protocol xml.
1624
1625	=cut
1626
1627	use re 'eval';
1628
1629	my $group;
1630	my $interior; $interior = qr{
1631	# match a pod interior sequence sans C<< >>
1632	(?:
1633	\ (.*?)\ (?{ $group = $^N })
1634	| < (??{$interior}) >
1635	)
1636	}x;
1637
1638	sub expand_cfpod {
1639	my ($self, $pod) = @_;
1640
1641	my $xml;
1642
1643	while () {
1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1645	$group = $1;
1646
1647	$group =~ s/&/&amp;/g;
1648	$group =~ s/</&lt;/g;
1649
1650	$xml .= $group;
1651	} elsif ($pod =~ m%\G
1652	([BCGHITU])
1653	<
1654	(?:
1655	([^<>]*) (?{ $group = $^N })
1656	| < $interior >
1657	)
1658	>
1659	%gcsx
1660	) {
1661	my ($code, $data) = ($1, $group);
1662
1663	if ($code eq "B") {
1664	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1665	} elsif ($code eq "I") {
1666	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1667	} elsif ($code eq "U") {
1668	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1669	} elsif ($code eq "C") {
1670	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1671	} elsif ($code eq "T") {
1672	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1673	} elsif ($code eq "G") {
1674	my ($male, $female) = split /\|/, $data;
1675	$data = $self->gender ? $female : $male;
1676	$xml .= expand_cfpod ($self, $data);
1677	} elsif ($code eq "H") {
1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1680	"")
1681	[$self->{hintmode}];
1682	} else {
1683	$xml .= "error processing '$code($data)' directive";
1684	}
1685	} else {
1686	if ($pod =~ /\G(.+)/) {
1687	warn "parse error while expanding $pod (at $1)";
1688	}
1689	last;
1690	}
1691	}
1692
1693	for ($xml) {
1694	# create single paragraphs (very hackish)
1695	s/(?<=\S)\n(?=\w)/ /g;
1696
1697	# compress some whitespace
1698	s/\s+\n/\n/g; # ws line-ends
1699	s/\n\n+/\n/g; # double lines
1700	s/^\n+//; # beginning lines
1701	s/\n+$//; # ending lines
1702	}
1703
1704	$xml
1705	}
1706
1707	no re 'eval';
1708
1709	sub hintmode {
1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1711	$_[0]{hintmode}
1712	}
1713		1683
1714	=item $player->ext_reply ($msgid, @msg)	1684	=item $player->ext_reply ($msgid, @msg)
1715		1685
1716	Sends an ext reply to the player.	1686	Sends an ext reply to the player.
1717		1687
…		…
1930		1900
1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1901	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1932	"$UNIQUEDIR/$path"	1902	"$UNIQUEDIR/$path"
1933	}	1903	}
1934		1904
1935	# and all this just because we cannot iterate over
1936	# all maps in C++...
1937	sub change_all_map_light {
1938	my ($change) = @_;
1939
1940	$_->change_map_light ($change)
1941	for grep $_->outdoor, values %cf::MAP;
1942	}
1943
1944	sub decay_objects {	1905	sub decay_objects {
1945	my ($self) = @_;	1906	my ($self) = @_;
1946		1907
1947	return if $self->{deny_reset};	1908	return if $self->{deny_reset};
1948		1909
…		…
2030	sub find {	1991	sub find {
2031	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
2032		1993
2033	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
2034		1995
2035	cf::lock_wait "map_data:$path";#d#remove	1996	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036	cf::lock_wait "map_find:$path";	1997	my $guard2 = cf::lock_acquire "map_find:$path";
2037		1998
2038	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2040	my $guard2 = cf::lock_acquire "map_find:$path";
2041
2042	my $map = new_from_path cf::map $path	2000	my $map = new_from_path cf::map $path
2043	or return;	2001	or return;
2044		2002
2045	$map->{last_save} = $cf::RUNTIME;	2003	$map->{last_save} = $cf::RUNTIME;
2046		2004
…		…
2058		2016
2059	$cf::MAP{$path} = $map	2017	$cf::MAP{$path} = $map
2060	}	2018	}
2061	}	2019	}
2062		2020
2063	sub pre_load { }	2021	sub pre_load { }
2064	sub post_load { }	2022	#sub post_load { } # XS
2065		2023
2066	sub load {	2024	sub load {
2067	my ($self) = @_;	2025	my ($self) = @_;
2068		2026
2069	local $self->{deny_reset} = 1; # loading can take a long time	2027	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2086	my $f = new_from_file cf::object::thawer $self->{load_path};	2044	my $f = new_from_file cf::object::thawer $self->{load_path};
2087	$f->skip_block;	2045	$f->skip_block;
2088	$self->_load_objects ($f)	2046	$self->_load_objects ($f)
2089	or return;	2047	or return;
2090		2048
2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2049	$self->post_load_original
2092	if delete $self->{load_original};	2050	if delete $self->{load_original};
2093		2051
2094	if (my $uniq = $self->uniq_path) {	2052	if (my $uniq = $self->uniq_path) {
2095	utf8::encode $uniq;	2053	utf8::encode $uniq;
2096	unless (aio_stat $uniq) {	2054	unless (aio_stat $uniq) {
…		…
2114	unless ($self->{deny_activate}) {	2072	unless ($self->{deny_activate}) {
2115	$self->decay_objects;	2073	$self->decay_objects;
2116	$self->fix_auto_apply;	2074	$self->fix_auto_apply;
2117	$self->update_buttons;	2075	$self->update_buttons;
2118	cf::cede_to_tick;	2076	cf::cede_to_tick;
2119	$self->set_darkness_map;
2120	cf::cede_to_tick;
2121	$self->activate;	2077	$self->activate;
2122	}	2078	}
2123		2079
2124	$self->{last_save} = $cf::RUNTIME;	2080	$self->{last_save} = $cf::RUNTIME;
2125	$self->last_access ($cf::RUNTIME);	2081	$self->last_access ($cf::RUNTIME);
…		…
2291		2247
2292	my $lock = cf::lock_acquire "map_data:$self->{path}";	2248	my $lock = cf::lock_acquire "map_data:$self->{path}";
2293		2249
2294	return if $self->players;	2250	return if $self->players;
2295		2251
2296	warn "resetting map ", $self->path;	2252	warn "resetting map ", $self->path, "\n";
2297		2253
2298	$self->in_memory (cf::MAP_SWAPPED);	2254	$self->in_memory (cf::MAP_SWAPPED);
2299		2255
2300	# need to save uniques path	2256	# need to save uniques path
2301	unless ($self->{deny_save}) {	2257	unless ($self->{deny_save}) {
…		…
2392	: normalise $_	2348	: normalise $_
2393	} @{ aio_readdir $UNIQUEDIR or [] }	2349	} @{ aio_readdir $UNIQUEDIR or [] }
2394	]	2350	]
2395	}	2351	}
2396		2352
		2353	=item cf::map::static_maps
		2354
		2355	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2356	file in the shared directory excluding F</styles> and F</editor>). May
		2357	block.
		2358
		2359	=cut
		2360
		2361	sub static_maps() {
		2362	my @dirs = "";
		2363	my @maps;
		2364
		2365	while (@dirs) {
		2366	my $dir = shift @dirs;
		2367
		2368	next if $dir eq "/styles" || $dir eq "/editor";
		2369
		2370	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2371	or return;
		2372
		2373	for (@$files) {
		2374	s/\.map$// or next;
		2375	utf8::decode $_;
		2376	push @maps, "$dir/$_";
		2377	}
		2378
		2379	push @dirs, map "$dir/$_", @$dirs;
		2380	}
		2381
		2382	\@maps
		2383	}
		2384
2397	=back	2385	=back
2398		2386
2399	=head3 cf::object	2387	=head3 cf::object
2400		2388
2401	=cut	2389	=cut
…		…
2466		2454
2467	our $SAY_CHANNEL = {	2455	our $SAY_CHANNEL = {
2468	id => "say",	2456	id => "say",
2469	title => "Map",	2457	title => "Map",
2470	reply => "say ",	2458	reply => "say ",
2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2459	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2472	};	2460	};
2473		2461
2474	our $CHAT_CHANNEL = {	2462	our $CHAT_CHANNEL = {
2475	id => "chat",	2463	id => "chat",
2476	title => "Chat",	2464	title => "Chat",
…		…
2531		2519
2532	=item $player_object->enter_link	2520	=item $player_object->enter_link
2533		2521
2534	Freezes the player and moves him/her to a special map (C<{link}>).	2522	Freezes the player and moves him/her to a special map (C<{link}>).
2535		2523
2536	The player should be reasonably safe there for short amounts of time. You	2524	The player should be reasonably safe there for short amounts of time (e.g.
2537	I<MUST> call C<leave_link> as soon as possible, though.	2525	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2526	though, as the palyer cannot control the character while it is on the link
		2527	map.
2538		2528
2539	Will never block.	2529	Will never block.
2540		2530
2541	=item $player_object->leave_link ($map, $x, $y)	2531	=item $player_object->leave_link ($map, $x, $y)
2542		2532
…		…
2594	($x, $y) = (-1, -1)	2584	($x, $y) = (-1, -1)
2595	unless (defined $x) && (defined $y);	2585	unless (defined $x) && (defined $y);
2596		2586
2597	# use -1 or undef as default coordinates, not 0, 0	2587	# use -1 or undef as default coordinates, not 0, 0
2598	($x, $y) = ($map->enter_x, $map->enter_y)	2588	($x, $y) = ($map->enter_x, $map->enter_y)
2599	if $x <=0 && $y <= 0;	2589	if $x <= 0 && $y <= 0;
2600		2590
2601	$map->load;	2591	$map->load;
2602	$map->load_neighbours;	2592	$map->load_neighbours;
2603		2593
2604	return unless $self->contr->active;	2594	return unless $self->contr->active;
2605	$self->activate_recursive;
2606		2595
2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2596	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2608	$self->enter_map ($map, $x, $y);	2597	$self->enter_map ($map, $x, $y);
		2598
		2599	# only activate afterwards, to support waiting in hooks
		2600	$self->activate_recursive;
2609	}	2601	}
2610		2602
2611	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2603	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2612		2604
2613	Moves the player to the given map-path and coordinates by first freezing	2605	Moves the player to the given map-path and coordinates by first freezing
…		…
2772	$self->contr->savebed ($map, $x, $y)	2764	$self->contr->savebed ($map, $x, $y)
2773	if $exit->flag (cf::FLAG_DAMNED);	2765	if $exit->flag (cf::FLAG_DAMNED);
2774		2766
2775	1	2767	1
2776	}) {	2768	}) {
2777	$self->message ("Something went wrong deep within the crossfire server. "	2769	$self->message ("Something went wrong deep within the deliantra server. "
2778	. "I'll try to bring you back to the map you were before. "	2770	. "I'll try to bring you back to the map you were before. "
2779	. "Please report this to the dungeon master!",	2771	. "Please report this to the dungeon master!",
2780	cf::NDI_UNIQUE | cf::NDI_RED);	2772	cf::NDI_UNIQUE | cf::NDI_RED);
2781		2773
2782	warn "ERROR in enter_exit: $@";	2774	warn "ERROR in enter_exit: $@";
…		…
2799	sub cf::client::send_drawinfo {	2791	sub cf::client::send_drawinfo {
2800	my ($self, $text, $flags) = @_;	2792	my ($self, $text, $flags) = @_;
2801		2793
2802	utf8::encode $text;	2794	utf8::encode $text;
2803	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2795	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2796	}
		2797
		2798	=item $client->send_big_packet ($pkt)
		2799
		2800	Like C<send_packet>, but tries to compress large packets, and fragments
		2801	them as required.
		2802
		2803	=cut
		2804
		2805	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2806
		2807	sub cf::client::send_big_packet {
		2808	my ($self, $pkt) = @_;
		2809
		2810	# try lzf for large packets
		2811	$pkt = "lzf " . Compress::LZF::compress $pkt
		2812	if 1024 <= length $pkt and $self->{can_lzf};
		2813
		2814	# split very large packets
		2815	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2816	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2817	$pkt = "frag";
		2818	}
		2819
		2820	$self->send_packet ($pkt);
2804	}	2821	}
2805		2822
2806	=item $client->send_msg ($channel, $msg, $color, [extra...])	2823	=item $client->send_msg ($channel, $msg, $color, [extra...])
2807		2824
2808	Send a drawinfo or msg packet to the client, formatting the msg for the	2825	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2812		2829
2813	=cut	2830	=cut
2814		2831
2815	# non-persistent channels (usually the info channel)	2832	# non-persistent channels (usually the info channel)
2816	our %CHANNEL = (	2833	our %CHANNEL = (
		2834	"c/motd" => {
		2835	id => "infobox",
		2836	title => "MOTD",
		2837	reply => undef,
		2838	tooltip => "The message of the day",
		2839	},
2817	"c/identify" => {	2840	"c/identify" => {
2818	id => "infobox",	2841	id => "infobox",
2819	title => "Identify",	2842	title => "Identify",
2820	reply => undef,	2843	reply => undef,
2821	tooltip => "Items recently identified",	2844	tooltip => "Items recently identified",
…		…
2823	"c/examine" => {	2846	"c/examine" => {
2824	id => "infobox",	2847	id => "infobox",
2825	title => "Examine",	2848	title => "Examine",
2826	reply => undef,	2849	reply => undef,
2827	tooltip => "Signs and other items you examined",	2850	tooltip => "Signs and other items you examined",
		2851	},
		2852	"c/shopinfo" => {
		2853	id => "infobox",
		2854	title => "Shop Info",
		2855	reply => undef,
		2856	tooltip => "What your bargaining skill tells you about the shop",
2828	},	2857	},
2829	"c/book" => {	2858	"c/book" => {
2830	id => "infobox",	2859	id => "infobox",
2831	title => "Book",	2860	title => "Book",
2832	reply => undef,	2861	reply => undef,
…		…
2848	id => "infobox",	2877	id => "infobox",
2849	title => "Body Parts",	2878	title => "Body Parts",
2850	reply => undef,	2879	reply => undef,
2851	tooltip => "Shows which body parts you posess and are available",	2880	tooltip => "Shows which body parts you posess and are available",
2852	},	2881	},
		2882	"c/statistics" => {
		2883	id => "infobox",
		2884	title => "Statistics",
		2885	reply => undef,
		2886	tooltip => "Shows your primary statistics",
		2887	},
		2888	"c/skills" => {
		2889	id => "infobox",
		2890	title => "Skills",
		2891	reply => undef,
		2892	tooltip => "Shows your experience per skill and item power",
		2893	},
		2894	"c/shopitems" => {
		2895	id => "infobox",
		2896	title => "Shop Items",
		2897	reply => undef,
		2898	tooltip => "Shows the items currently for sale in this shop",
		2899	},
		2900	"c/resistances" => {
		2901	id => "infobox",
		2902	title => "Resistances",
		2903	reply => undef,
		2904	tooltip => "Shows your resistances",
		2905	},
		2906	"c/pets" => {
		2907	id => "infobox",
		2908	title => "Pets",
		2909	reply => undef,
		2910	tooltip => "Shows information abotu your pets/a specific pet",
		2911	},
		2912	"c/perceiveself" => {
		2913	id => "infobox",
		2914	title => "Perceive Self",
		2915	reply => undef,
		2916	tooltip => "You gained detailed knowledge about yourself",
		2917	},
2853	"c/uptime" => {	2918	"c/uptime" => {
2854	id => "infobox",	2919	id => "infobox",
2855	title => "Uptime",	2920	title => "Uptime",
2856	reply => undef,	2921	reply => undef,
2857	tooltip => "How long the server has been running since last restart",	2922	tooltip => "How long the server has been running since last restart",
…		…
2866	id => "party",	2931	id => "party",
2867	title => "Party",	2932	title => "Party",
2868	reply => "gsay ",	2933	reply => "gsay ",
2869	tooltip => "Messages and chat related to your party",	2934	tooltip => "Messages and chat related to your party",
2870	},	2935	},
		2936	"c/death" => {
		2937	id => "death",
		2938	title => "Death",
		2939	reply => undef,
		2940	tooltip => "Reason for and more info about your most recent death",
		2941	},
		2942	"c/say" => $SAY_CHANNEL,
		2943	"c/chat" => $CHAT_CHANNEL,
2871	);	2944	);
2872		2945
2873	sub cf::client::send_msg {	2946	sub cf::client::send_msg {
2874	my ($self, $channel, $msg, $color, @extra) = @_;	2947	my ($self, $channel, $msg, $color, @extra) = @_;
2875		2948
2876	$msg = $self->pl->expand_cfpod ($msg);	2949	$msg = $self->pl->expand_cfpod ($msg)
		2950	unless $color & cf::NDI_VERBATIM;
2877		2951
2878	$color &= cf::NDI_CLIENT_MASK; # just in case...	2952	$color &= cf::NDI_CLIENT_MASK; # just in case...
2879		2953
2880	# check predefined channels, for the benefit of C	2954	# check predefined channels, for the benefit of C
2881	if ($CHANNEL{$channel}) {	2955	if ($CHANNEL{$channel}) {
2882	$channel = $CHANNEL{$channel};	2956	$channel = $CHANNEL{$channel};
2883		2957
2884	$self->ext_msg (channel_info => $channel)	2958	$self->ext_msg (channel_info => $channel);
2885	if $self->can_msg;
2886
2887	$channel = $channel->{id};	2959	$channel = $channel->{id};
2888		2960
2889	} elsif (ref $channel) {	2961	} elsif (ref $channel) {
2890	# send meta info to client, if not yet sent	2962	# send meta info to client, if not yet sent
2891	unless (exists $self->{channel}{$channel->{id}}) {	2963	unless (exists $self->{channel}{$channel->{id}}) {
2892	$self->{channel}{$channel->{id}} = $channel;	2964	$self->{channel}{$channel->{id}} = $channel;
2893	$self->ext_msg (channel_info => $channel)	2965	$self->ext_msg (channel_info => $channel);
2894	if $self->can_msg;
2895	}	2966	}
2896		2967
2897	$channel = $channel->{id};	2968	$channel = $channel->{id};
2898	}	2969	}
2899		2970
2900	return unless @extra || length $msg;	2971	return unless @extra || length $msg;
2901		2972
2902	if ($self->can_msg) {
2903	# default colour, mask it out	2973	# default colour, mask it out
2904	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2974	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2905	if $color & cf::NDI_DEF;	2975	if $color & cf::NDI_DEF;
2906		2976
2907	$self->send_packet ("msg " . $self->{json_coder}->encode (	2977	my $pkt = "msg "
		2978	. $self->{json_coder}->encode (
2908	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2979	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2909	} else {	2980	);
2910	if ($color >= 0) {
2911	# replace some tags by gcfclient-compatible ones
2912	for ($msg) {
2913	1 while
2914	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2915	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2916	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2917	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2918	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2919	}
2920		2981
2921	$color &= cf::NDI_COLOR_MASK;	2982	$self->send_big_packet ($pkt);
2922
2923	utf8::encode $msg;
2924
2925	if (0 && $msg =~ /\[/) {
2926	# COMMAND/INFO
2927	$self->send_packet ("drawextinfo $color 10 8 $msg")
2928	} else {
2929	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2930	$self->send_packet ("drawinfo $color $msg")
2931	}
2932	}
2933	}
2934	}	2983	}
2935		2984
2936	=item $client->ext_msg ($type, @msg)	2985	=item $client->ext_msg ($type, @msg)
2937		2986
2938	Sends an ext event to the client.	2987	Sends an ext event to the client.
…		…
2941		2990
2942	sub cf::client::ext_msg($$@) {	2991	sub cf::client::ext_msg($$@) {
2943	my ($self, $type, @msg) = @_;	2992	my ($self, $type, @msg) = @_;
2944		2993
2945	if ($self->extcmd == 2) {	2994	if ($self->extcmd == 2) {
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2995	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2947	} elsif ($self->extcmd == 1) { # TODO: remove	2996	} elsif ($self->extcmd == 1) { # TODO: remove
2948	push @msg, msgtype => "event_$type";	2997	push @msg, msgtype => "event_$type";
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2998	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2950	}	2999	}
2951	}	3000	}
2952		3001
2953	=item $client->ext_reply ($msgid, @msg)	3002	=item $client->ext_reply ($msgid, @msg)
2954		3003
…		…
2958		3007
2959	sub cf::client::ext_reply($$@) {	3008	sub cf::client::ext_reply($$@) {
2960	my ($self, $id, @msg) = @_;	3009	my ($self, $id, @msg) = @_;
2961		3010
2962	if ($self->extcmd == 2) {	3011	if ($self->extcmd == 2) {
2963	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3012	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2964	} elsif ($self->extcmd == 1) {	3013	} elsif ($self->extcmd == 1) {
2965	#TODO: version 1, remove	3014	#TODO: version 1, remove
2966	unshift @msg, msgtype => "reply", msgid => $id;	3015	unshift @msg, msgtype => "reply", msgid => $id;
2967	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3016	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2968	}	3017	}
2969	}	3018	}
2970		3019
2971	=item $success = $client->query ($flags, "text", \&cb)	3020	=item $success = $client->query ($flags, "text", \&cb)
2972		3021
…		…
3099	our $safe_hole = new Safe::Hole;	3148	our $safe_hole = new Safe::Hole;
3100		3149
3101	$SIG{FPE} = 'IGNORE';	3150	$SIG{FPE} = 'IGNORE';
3102		3151
3103	$safe->permit_only (Opcode::opset qw(	3152	$safe->permit_only (Opcode::opset qw(
3104	:base_core :base_mem :base_orig :base_math	3153	:base_core :base_mem :base_orig :base_math :base_loop
3105	grepstart grepwhile mapstart mapwhile	3154	grepstart grepwhile mapstart mapwhile
3106	sort time	3155	sort time
3107	));	3156	));
3108		3157
3109	# here we export the classes and methods available to script code	3158	# here we export the classes and methods available to script code
…		…
3113	The following functions and methods are available within a safe environment:	3162	The following functions and methods are available within a safe environment:
3114		3163
3115	cf::object	3164	cf::object
3116	contr pay_amount pay_player map x y force_find force_add destroy	3165	contr pay_amount pay_player map x y force_find force_add destroy
3117	insert remove name archname title slaying race decrease split	3166	insert remove name archname title slaying race decrease split
		3167	value
3118		3168
3119	cf::object::player	3169	cf::object::player
3120	player	3170	player
3121		3171
3122	cf::player	3172	cf::player
…		…
3128	=cut	3178	=cut
3129		3179
3130	for (	3180	for (
3131	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3181	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3132	insert remove inv nrof name archname title slaying race	3182	insert remove inv nrof name archname title slaying race
3133	decrease split destroy)],	3183	decrease split destroy change_exp value msg lore send_msg)],
3134	["cf::object::player" => qw(player)],	3184	["cf::object::player" => qw(player)],
3135	["cf::player" => qw(peaceful)],	3185	["cf::player" => qw(peaceful send_msg)],
3136	["cf::map" => qw(trigger)],	3186	["cf::map" => qw(trigger)],
3137	) {	3187	) {
3138	no strict 'refs';	3188	no strict 'refs';
3139	my ($pkg, @funs) = @$_;	3189	my ($pkg, @funs) = @$_;
3140	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3190	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3158		3208
3159	my $qcode = $code;	3209	my $qcode = $code;
3160	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3210	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3161	$qcode =~ s/\n/\\n/g;	3211	$qcode =~ s/\n/\\n/g;
3162		3212
		3213	%vars = (_dummy => 0) unless %vars;
		3214
		3215	my @res;
3163	local $_;	3216	local $_;
3164	local @safe::cf::_safe_eval_args = values %vars;
3165		3217
3166	my $eval =	3218	my $eval =
3167	"do {\n"	3219	"do {\n"
3168	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3220	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3169	. "#line 0 \"{$qcode}\"\n"	3221	. "#line 0 \"{$qcode}\"\n"
3170	. $code	3222	. $code
3171	. "\n}"	3223	. "\n}"
3172	;	3224	;
3173		3225
		3226	if ($CFG{safe_eval}) {
3174	sub_generation_inc;	3227	sub_generation_inc;
		3228	local @safe::cf::_safe_eval_args = values %vars;
3175	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3229	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3176	sub_generation_inc;	3230	sub_generation_inc;
		3231	} else {
		3232	local @cf::_safe_eval_args = values %vars;
		3233	@res = wantarray ? eval eval : scalar eval $eval;
		3234	}
3177		3235
3178	if ($@) {	3236	if ($@) {
3179	warn "$@";	3237	warn "$@";
3180	warn "while executing safe code '$code'\n";	3238	warn "while executing safe code '$code'\n";
3181	warn "with arguments " . (join " ", %vars) . "\n";	3239	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3200	=cut	3258	=cut
3201		3259
3202	sub register_script_function {	3260	sub register_script_function {
3203	my ($fun, $cb) = @_;	3261	my ($fun, $cb) = @_;
3204		3262
3205	no strict 'refs';	3263	$fun = "safe::$fun" if $CFG{safe_eval};
3206	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3264	*$fun = $safe_hole->wrap ($cb);
3207	}	3265	}
3208		3266
3209	=back	3267	=back
3210		3268
3211	=cut	3269	=cut
…		…
3232		3290
3233	$facedata->{version} == 2	3291	$facedata->{version} == 2
3234	or cf::cleanup "$path: version mismatch, cannot proceed.";	3292	or cf::cleanup "$path: version mismatch, cannot proceed.";
3235		3293
3236	# patch in the exptable	3294	# patch in the exptable
		3295	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3237	$facedata->{resource}{"res/exp_table"} = {	3296	$facedata->{resource}{"res/exp_table"} = {
3238	type => FT_RSRC,	3297	type => FT_RSRC,
3239	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3298	data => $exp_table,
		3299	hash => (Digest::MD5::md5 $exp_table),
3240	};	3300	};
3241	cf::cede_to_tick;	3301	cf::cede_to_tick;
3242		3302
3243	{	3303	{
3244	my $faces = $facedata->{faceinfo};	3304	my $faces = $facedata->{faceinfo};
…		…
3246	while (my ($face, $info) = each %$faces) {	3306	while (my ($face, $info) = each %$faces) {
3247	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3307	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3248		3308
3249	cf::face::set_visibility $idx, $info->{visibility};	3309	cf::face::set_visibility $idx, $info->{visibility};
3250	cf::face::set_magicmap $idx, $info->{magicmap};	3310	cf::face::set_magicmap $idx, $info->{magicmap};
3251	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3311	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3252	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3312	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3253		3313
3254	cf::cede_to_tick;	3314	cf::cede_to_tick;
3255	}	3315	}
3256		3316
3257	while (my ($face, $info) = each %$faces) {	3317	while (my ($face, $info) = each %$faces) {
…		…
3281		3341
3282	cf::anim::invalidate_all; # d'oh	3342	cf::anim::invalidate_all; # d'oh
3283	}	3343	}
3284		3344
3285	{	3345	{
3286	# TODO: for gcfclient pleasure, we should give resources
3287	# that gcfclient doesn't grok a >10000 face index.
3288	my $res = $facedata->{resource};	3346	my $res = $facedata->{resource};
3289		3347
3290	while (my ($name, $info) = each %$res) {	3348	while (my ($name, $info) = each %$res) {
3291	if (defined $info->{type}) {	3349	if (defined $info->{type}) {
3292	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3350	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3293	my $data;
3294		3351
3295	if ($info->{type} & 1) {	3352	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3296	# prepend meta info
3297
3298	my $meta = $enc->encode ({
3299	name => $name,
3300	%{ $info->{meta} || {} },
3301	});
3302
3303	$data = pack "(w/a*)*", $meta, $info->{data};
3304	} else {
3305	$data = $info->{data};
3306	}
3307
3308	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3309	cf::face::set_type $idx, $info->{type};	3353	cf::face::set_type $idx, $info->{type};
3310	} else {	3354	} else {
3311	$RESOURCE{$name} = $info;	3355	$RESOURCE{$name} = $info;
3312	}	3356	}
3313		3357
…		…
3396	reload_treasures;	3440	reload_treasures;
3397		3441
3398	warn "finished reloading resource files\n";	3442	warn "finished reloading resource files\n";
3399	}	3443	}
3400		3444
3401	sub init {
3402	my $guard = freeze_mainloop;
3403
3404	evthread_start IO::AIO::poll_fileno;
3405
3406	reload_resources;
3407	}
3408
3409	sub reload_config {	3445	sub reload_config {
		3446	warn "reloading config file...\n";
		3447
3410	open my $fh, "<:utf8", "$CONFDIR/config"	3448	open my $fh, "<:utf8", "$CONFDIR/config"
3411	or return;	3449	or return;
3412		3450
3413	local $/;	3451	local $/;
3414	*CFG = YAML::Load <$fh>;	3452	*CFG = YAML::XS::Load scalar <$fh>;
3415		3453
3416	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3454	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3417		3455
3418	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3456	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3419	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3457	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3423	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3461	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3424	and die "WARNING: m(un)lockall failed: $!\n";	3462	and die "WARNING: m(un)lockall failed: $!\n";
3425	};	3463	};
3426	warn $@ if $@;	3464	warn $@ if $@;
3427	}	3465	}
		3466
		3467	warn "finished reloading resource files\n";
		3468	}
		3469
		3470	sub pidfile() {
		3471	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3472	or die "$PIDFILE: $!";
		3473	flock $fh, &Fcntl::LOCK_EX
		3474	or die "$PIDFILE: flock: $!";
		3475	$fh
		3476	}
		3477
		3478	# make sure only one server instance is running at any one time
		3479	sub atomic {
		3480	my $fh = pidfile;
		3481
		3482	my $pid = <$fh>;
		3483	kill 9, $pid if $pid > 0;
		3484
		3485	seek $fh, 0, 0;
		3486	print $fh $$;
		3487	}
		3488
		3489	sub main_loop {
		3490	warn "EV::loop starting\n";
		3491	if (1) {
		3492	EV::loop;
		3493	}
		3494	warn "EV::loop returned\n";
		3495	goto &main_loop unless $REALLY_UNLOOP;
3428	}	3496	}
3429		3497
3430	sub main {	3498	sub main {
		3499	cf::init_globals; # initialise logging
		3500
		3501	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3502	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3503	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3504	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3505
		3506	cf::init_experience;
		3507	cf::init_anim;
		3508	cf::init_attackmess;
		3509	cf::init_dynamic;
		3510
		3511	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3512
3431	# we must not ever block the main coroutine	3513	# we must not ever block the main coroutine
3432	local $Coro::idle = sub {	3514	local $Coro::idle = sub {
3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3515	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3434	(async {	3516	(async {
3435	$Coro::current->{desc} = "IDLE BUG HANDLER";	3517	$Coro::current->{desc} = "IDLE BUG HANDLER";
3436	EV::loop EV::LOOP_ONESHOT;	3518	EV::loop EV::LOOP_ONESHOT;
3437	})->prio (Coro::PRIO_MAX);	3519	})->prio (Coro::PRIO_MAX);
3438	};	3520	};
3439		3521
3440	{	3522	evthread_start IO::AIO::poll_fileno;
3441	my $guard = freeze_mainloop;	3523
		3524	cf::sync_job {
		3525	cf::load_settings;
		3526	cf::load_materials;
		3527
		3528	reload_resources;
3442	reload_config;	3529	reload_config;
3443	db_init;	3530	db_init;
		3531
		3532	cf::init_uuid;
		3533	cf::init_signals;
		3534	cf::init_commands;
		3535	cf::init_skills;
		3536
		3537	cf::init_beforeplay;
		3538
		3539	atomic;
		3540
3444	load_extensions;	3541	load_extensions;
3445		3542
3446	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3543	utime time, time, $RUNTIMEFILE;
		3544
		3545	# no (long-running) fork's whatsoever before this point(!)
		3546	use POSIX ();
		3547	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3548
		3549	(pop @POST_INIT)->(0) while @POST_INIT;
3447	}	3550	};
3448		3551
3449	EV::loop;	3552	main_loop;
3450	}	3553	}
3451		3554
3452	#############################################################################	3555	#############################################################################
3453	# initialisation and cleanup	3556	# initialisation and cleanup
3454		3557
…		…
3461	};	3564	};
3462	}	3565	}
3463	}	3566	}
3464		3567
3465	sub write_runtime_sync {	3568	sub write_runtime_sync {
3466	my $runtime = "$LOCALDIR/runtime";
3467
3468	# first touch the runtime file to show we are still running:	3569	# first touch the runtime file to show we are still running:
3469	# the fsync below can take a very very long time.	3570	# the fsync below can take a very very long time.
3470		3571
3471	IO::AIO::aio_utime $runtime, undef, undef;	3572	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3472		3573
3473	my $guard = cf::lock_acquire "write_runtime";	3574	my $guard = cf::lock_acquire "write_runtime";
3474		3575
3475	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3576	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3476	or return;	3577	or return;
3477		3578
3478	my $value = $cf::RUNTIME + 90 + 10;	3579	my $value = $cf::RUNTIME + 90 + 10;
3479	# 10 is the runtime save interval, for a monotonic clock	3580	# 10 is the runtime save interval, for a monotonic clock
3480	# 60 allows for the watchdog to kill the server.	3581	# 60 allows for the watchdog to kill the server.
…		…
3490	aio_utime $fh, undef, undef;	3591	aio_utime $fh, undef, undef;
3491		3592
3492	close $fh	3593	close $fh
3493	or return;	3594	or return;
3494		3595
3495	aio_rename "$runtime~", $runtime	3596	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3496	and return;	3597	and return;
3497		3598
3498	warn "runtime file written.\n";	3599	warn "runtime file written.\n";
3499		3600
3500	1	3601	1
…		…
3512	my $uuid = "$LOCALDIR/uuid";	3613	my $uuid = "$LOCALDIR/uuid";
3513		3614
3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3615	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3515	or return;	3616	or return;
3516		3617
3517	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3618	my $value = uuid_seq uuid_cur;
		3619
		3620	unless ($value) {
		3621	warn "cowardly refusing to write zero uuid value!\n";
		3622	return;
		3623	}
		3624
		3625	my $value = uuid_str $value + $uuid_skip;
3518	$uuid_skip = 0;	3626	$uuid_skip = 0;
3519		3627
3520	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3628	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3521	and return;	3629	and return;
3522		3630
…		…
3544	}	3652	}
3545		3653
3546	sub emergency_save() {	3654	sub emergency_save() {
3547	my $freeze_guard = cf::freeze_mainloop;	3655	my $freeze_guard = cf::freeze_mainloop;
3548		3656
3549	warn "enter emergency perl save\n";	3657	warn "emergency_perl_save: enter\n";
3550		3658
3551	cf::sync_job {	3659	cf::sync_job {
		3660	# this is a trade-off: we want to be very quick here, so
		3661	# save all maps without fsync, and later call a global sync
		3662	# (which in turn might be very very slow)
		3663	local $USE_FSYNC = 0;
		3664
3552	# use a peculiar iteration method to avoid tripping on perl	3665	# use a peculiar iteration method to avoid tripping on perl
3553	# refcount bugs in for. also avoids problems with players	3666	# refcount bugs in for. also avoids problems with players
3554	# and maps saved/destroyed asynchronously.	3667	# and maps saved/destroyed asynchronously.
3555	warn "begin emergency player save\n";	3668	warn "emergency_perl_save: begin player save\n";
3556	for my $login (keys %cf::PLAYER) {	3669	for my $login (keys %cf::PLAYER) {
3557	my $pl = $cf::PLAYER{$login} or next;	3670	my $pl = $cf::PLAYER{$login} or next;
3558	$pl->valid or next;	3671	$pl->valid or next;
3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3672	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3560	$pl->save;	3673	$pl->save;
3561	}	3674	}
3562	warn "end emergency player save\n";	3675	warn "emergency_perl_save: end player save\n";
3563		3676
3564	warn "begin emergency map save\n";	3677	warn "emergency_perl_save: begin map save\n";
3565	for my $path (keys %cf::MAP) {	3678	for my $path (keys %cf::MAP) {
3566	my $map = $cf::MAP{$path} or next;	3679	my $map = $cf::MAP{$path} or next;
3567	$map->valid or next;	3680	$map->valid or next;
3568	$map->save;	3681	$map->save;
3569	}	3682	}
3570	warn "end emergency map save\n";	3683	warn "emergency_perl_save: end map save\n";
3571		3684
3572	warn "begin emergency database checkpoint\n";	3685	warn "emergency_perl_save: begin database checkpoint\n";
3573	BDB::db_env_txn_checkpoint $DB_ENV;	3686	BDB::db_env_txn_checkpoint $DB_ENV;
3574	warn "end emergency database checkpoint\n";	3687	warn "emergency_perl_save: end database checkpoint\n";
3575		3688
3576	warn "begin write uuid\n";	3689	warn "emergency_perl_save: begin write uuid\n";
3577	write_uuid_sync 1;	3690	write_uuid_sync 1;
3578	warn "end write uuid\n";	3691	warn "emergency_perl_save: end write uuid\n";
3579	};	3692	};
3580		3693
		3694	warn "emergency_perl_save: starting sync()\n";
		3695	IO::AIO::aio_sync sub {
		3696	warn "emergency_perl_save: finished sync()\n";
		3697	};
		3698
3581	warn "leave emergency perl save\n";	3699	warn "emergency_perl_save: leave\n";
3582	}	3700	}
3583		3701
3584	sub post_cleanup {	3702	sub post_cleanup {
3585	my ($make_core) = @_;	3703	my ($make_core) = @_;
3586		3704
3587	warn Carp::longmess "post_cleanup backtrace"	3705	warn Carp::longmess "post_cleanup backtrace"
3588	if $make_core;	3706	if $make_core;
		3707
		3708	my $fh = pidfile;
		3709	unlink $PIDFILE if <$fh> == $$;
		3710	}
		3711
		3712	# a safer delete_package, copied from Symbol
		3713	sub clear_package($) {
		3714	my $pkg = shift;
		3715
		3716	# expand to full symbol table name if needed
		3717	unless ($pkg =~ /^main::.*::$/) {
		3718	$pkg = "main$pkg" if $pkg =~ /^::/;
		3719	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3720	$pkg .= '::' unless $pkg =~ /::$/;
		3721	}
		3722
		3723	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3724	my $stem_symtab = *{$stem}{HASH};
		3725
		3726	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3727	or return;
		3728
		3729	# clear all symbols
		3730	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3731	for my $name (keys %$leaf_symtab) {
		3732	_gv_clear *{"$pkg$name"};
		3733	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3734	}
		3735	warn "cleared package $pkg\n";#d#
3589	}	3736	}
3590		3737
3591	sub do_reload_perl() {	3738	sub do_reload_perl() {
3592	# can/must only be called in main	3739	# can/must only be called in main
3593	if ($Coro::current != $Coro::main) {	3740	if ($Coro::current != $Coro::main) {
3594	warn "can only reload from main coroutine";	3741	warn "can only reload from main coroutine";
3595	return;	3742	return;
3596	}	3743	}
3597		3744
		3745	return if $RELOAD++;
		3746
		3747	my $t1 = EV::time;
		3748
		3749	while ($RELOAD) {
3598	warn "reloading...";	3750	warn "reloading...";
3599		3751
3600	warn "entering sync_job";	3752	warn "entering sync_job";
3601		3753
3602	cf::sync_job {	3754	cf::sync_job {
3603	cf::write_runtime_sync; # external watchdog should not bark	3755	cf::write_runtime_sync; # external watchdog should not bark
3604	cf::emergency_save;	3756	cf::emergency_save;
3605	cf::write_runtime_sync; # external watchdog should not bark	3757	cf::write_runtime_sync; # external watchdog should not bark
3606		3758
3607	warn "syncing database to disk";	3759	warn "syncing database to disk";
3608	BDB::db_env_txn_checkpoint $DB_ENV;	3760	BDB::db_env_txn_checkpoint $DB_ENV;
3609		3761
3610	# if anything goes wrong in here, we should simply crash as we already saved	3762	# if anything goes wrong in here, we should simply crash as we already saved
3611		3763
3612	warn "flushing outstanding aio requests";	3764	warn "flushing outstanding aio requests";
3613	for (;;) {
3614	BDB::flush;
3615	IO::AIO::flush;
3616	Coro::cede_notself;
3617	last unless IO::AIO::nreqs || BDB::nreqs;	3765	while (IO::AIO::nreqs || BDB::nreqs) {
3618	warn "iterate...";	3766	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3619	}
3620
3621	++$RELOAD;
3622
3623	warn "cancelling all extension coros";
3624	$_->cancel for values %EXT_CORO;
3625	%EXT_CORO = ();
3626
3627	warn "removing commands";
3628	%COMMAND = ();
3629
3630	warn "removing ext/exti commands";
3631	%EXTCMD = ();
3632	%EXTICMD = ();
3633
3634	warn "unloading/nuking all extensions";
3635	for my $pkg (@EXTS) {
3636	warn "... unloading $pkg";
3637
3638	if (my $cb = $pkg->can ("unload")) {
3639	eval {
3640	$cb->($pkg);
3641	1
3642	} or warn "$pkg unloaded, but with errors: $@";
3643	}	3767	}
3644		3768
3645	warn "... nuking $pkg";	3769	warn "cancelling all extension coros";
3646	Symbol::delete_package $pkg;	3770	$_->cancel for values %EXT_CORO;
3647	}	3771	%EXT_CORO = ();
3648		3772
3649	warn "unloading all perl modules loaded from $LIBDIR";	3773	warn "removing commands";
3650	while (my ($k, $v) = each %INC) {	3774	%COMMAND = ();
3651	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3652		3775
		3776	warn "removing ext/exti commands";
		3777	%EXTCMD = ();
		3778	%EXTICMD = ();
		3779
		3780	warn "unloading/nuking all extensions";
		3781	for my $pkg (@EXTS) {
3653	warn "... unloading $k";	3782	warn "... unloading $pkg";
3654	delete $INC{$k};
3655		3783
3656	$k =~ s/\.pm$//;
3657	$k =~ s/\//::/g;
3658
3659	if (my $cb = $k->can ("unload_module")) {	3784	if (my $cb = $pkg->can ("unload")) {
		3785	eval {
3660	$cb->();	3786	$cb->($pkg);
		3787	1
		3788	} or warn "$pkg unloaded, but with errors: $@";
		3789	}
		3790
		3791	warn "... clearing $pkg";
		3792	clear_package $pkg;
3661	}	3793	}
3662		3794
3663	Symbol::delete_package $k;	3795	warn "unloading all perl modules loaded from $LIBDIR";
		3796	while (my ($k, $v) = each %INC) {
		3797	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3798
		3799	warn "... unloading $k";
		3800	delete $INC{$k};
		3801
		3802	$k =~ s/\.pm$//;
		3803	$k =~ s/\//::/g;
		3804
		3805	if (my $cb = $k->can ("unload_module")) {
		3806	$cb->();
		3807	}
		3808
		3809	clear_package $k;
3664	}	3810	}
3665		3811
3666	warn "getting rid of safe::, as good as possible";	3812	warn "getting rid of safe::, as good as possible";
3667	Symbol::delete_package "safe::$_"	3813	clear_package "safe::$_"
3668	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3814	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3669		3815
3670	warn "unloading cf.pm \"a bit\"";	3816	warn "unloading cf.pm \"a bit\"";
3671	delete $INC{"cf.pm"};	3817	delete $INC{"cf.pm"};
3672	delete $INC{"cf/pod.pm"};	3818	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3673		3819
3674	# don't, removes xs symbols, too,	3820	# don't, removes xs symbols, too,
3675	# and global variables created in xs	3821	# and global variables created in xs
3676	#Symbol::delete_package __PACKAGE__;	3822	#clear_package __PACKAGE__;
3677		3823
3678	warn "unload completed, starting to reload now";	3824	warn "unload completed, starting to reload now";
3679		3825
3680	warn "reloading cf.pm";	3826	warn "reloading cf.pm";
3681	require cf;	3827	require cf;
3682	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3828	cf::_connect_to_perl_1;
3683		3829
3684	warn "loading config and database again";	3830	warn "loading config and database again";
3685	cf::reload_config;	3831	cf::reload_config;
3686		3832
3687	warn "loading extensions";	3833	warn "loading extensions";
3688	cf::load_extensions;	3834	cf::load_extensions;
3689		3835
		3836	if ($REATTACH_ON_RELOAD) {
3690	warn "reattaching attachments to objects/players";	3837	warn "reattaching attachments to objects/players";
3691	_global_reattach; # objects, sockets	3838	_global_reattach; # objects, sockets
3692	warn "reattaching attachments to maps";	3839	warn "reattaching attachments to maps";
3693	reattach $_ for values %MAP;	3840	reattach $_ for values %MAP;
3694	warn "reattaching attachments to players";	3841	warn "reattaching attachments to players";
3695	reattach $_ for values %PLAYER;	3842	reattach $_ for values %PLAYER;
		3843	}
3696		3844
		3845	warn "running post_init jobs";
		3846	(pop @POST_INIT)->(1) while @POST_INIT;
		3847
3697	warn "leaving sync_job";	3848	warn "leaving sync_job";
3698		3849
3699	1	3850	1
3700	} or do {	3851	} or do {
3701	warn $@;	3852	warn $@;
3702	cf::cleanup "error while reloading, exiting.";	3853	cf::cleanup "error while reloading, exiting.";
3703	};	3854	};
3704		3855
3705	warn "reloaded";	3856	warn "reloaded";
		3857	--$RELOAD;
		3858	}
		3859
		3860	$t1 = EV::time - $t1;
		3861	warn "reload completed in ${t1}s\n";
3706	};	3862	};
3707		3863
3708	our $RELOAD_WATCHER; # used only during reload	3864	our $RELOAD_WATCHER; # used only during reload
3709		3865
3710	sub reload_perl() {	3866	sub reload_perl() {
3711	# doing reload synchronously and two reloads happen back-to-back,	3867	# doing reload synchronously and two reloads happen back-to-back,
3712	# coro crashes during coro_state_free->destroy here.	3868	# coro crashes during coro_state_free->destroy here.
3713		3869
		3870	$RELOAD_WATCHER ||= cf::async {
		3871	Coro::AIO::aio_wait cache_extensions;
		3872
3714	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3873	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3715	do_reload_perl;	3874	do_reload_perl;
3716	undef $RELOAD_WATCHER;	3875	undef $RELOAD_WATCHER;
		3876	};
3717	};	3877	};
3718	}	3878	}
3719		3879
3720	register_command "reload" => sub {	3880	register_command "reload" => sub {
3721	my ($who, $arg) = @_;	3881	my ($who, $arg) = @_;
…		…
3735		3895
3736	our @WAIT_FOR_TICK;	3896	our @WAIT_FOR_TICK;
3737	our @WAIT_FOR_TICK_BEGIN;	3897	our @WAIT_FOR_TICK_BEGIN;
3738		3898
3739	sub wait_for_tick {	3899	sub wait_for_tick {
3740	return if tick_inhibit || $Coro::current == $Coro::main;	3900	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3741		3901
3742	my $signal = new Coro::Signal;	3902	my $signal = new Coro::Signal;
3743	push @WAIT_FOR_TICK, $signal;	3903	push @WAIT_FOR_TICK, $signal;
3744	$signal->wait;	3904	$signal->wait;
3745	}	3905	}
3746		3906
3747	sub wait_for_tick_begin {	3907	sub wait_for_tick_begin {
3748	return if tick_inhibit || $Coro::current == $Coro::main;	3908	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3749		3909
3750	my $signal = new Coro::Signal;	3910	my $signal = new Coro::Signal;
3751	push @WAIT_FOR_TICK_BEGIN, $signal;	3911	push @WAIT_FOR_TICK_BEGIN, $signal;
3752	$signal->wait;	3912	$signal->wait;
3753	}	3913	}
…		…
3758	unless ++$bug_warning > 10;	3918	unless ++$bug_warning > 10;
3759	return;	3919	return;
3760	}	3920	}
3761		3921
3762	cf::server_tick; # one server iteration	3922	cf::server_tick; # one server iteration
		3923
		3924	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3763		3925
3764	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3926	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3765	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3927	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3766	Coro::async_pool {	3928	Coro::async_pool {
3767	$Coro::current->{desc} = "runtime saver";	3929	$Coro::current->{desc} = "runtime saver";
…		…
3790	}	3952	}
3791		3953
3792	{	3954	{
3793	# configure BDB	3955	# configure BDB
3794		3956
3795	BDB::min_parallel 8;	3957	BDB::min_parallel 16;
3796	BDB::max_poll_reqs $TICK * 0.1;	3958	BDB::max_poll_reqs $TICK * 0.1;
3797	$AnyEvent::BDB::WATCHER->priority (1);	3959	$AnyEvent::BDB::WATCHER->priority (1);
3798		3960
3799	unless ($DB_ENV) {	3961	unless ($DB_ENV) {
3800	$DB_ENV = BDB::db_env_create;	3962	$DB_ENV = BDB::db_env_create;
…		…
3847	$msg =~ s/\n//;	4009	$msg =~ s/\n//;
3848		4010
3849	# limit the # of concurrent backtraces	4011	# limit the # of concurrent backtraces
3850	if ($_log_backtrace < 2) {	4012	if ($_log_backtrace < 2) {
3851	++$_log_backtrace;	4013	++$_log_backtrace;
		4014	my $perl_bt = Carp::longmess $msg;
3852	async {	4015	async {
3853	$Coro::current->{desc} = "abt $msg";	4016	$Coro::current->{desc} = "abt $msg";
3854		4017
3855	my @bt = fork_call {	4018	my @bt = fork_call {
3856	@addr = map { sprintf "%x", $_ } @addr;	4019	@addr = map { sprintf "%x", $_ } @addr;
…		…
3867	}	4030	}
3868		4031
3869	@funcs	4032	@funcs
3870	};	4033	};
3871		4034
3872	LOG llevInfo, "[ABT] $msg\n";	4035	LOG llevInfo, "[ABT] $perl_bt\n";
		4036	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3873	LOG llevInfo, "[ABT] $_\n" for @bt;	4037	LOG llevInfo, "[ABT] $_\n" for @bt;
3874	--$_log_backtrace;	4038	--$_log_backtrace;
3875	};	4039	};
3876	} else {	4040	} else {
3877	LOG llevInfo, "[ABT] $msg\n";	4041	LOG llevInfo, "[ABT] $msg\n";
3878	LOG llevInfo, "[ABT] [suppressed]\n";	4042	LOG llevInfo, "[ABT] [suppressed]\n";
3879	}	4043	}
3880	}	4044	}
3881		4045
3882	# load additional modules	4046	# load additional modules
3883	use cf::pod;	4047	require "cf/$_.pm" for @EXTRA_MODULES;
		4048	cf::_connect_to_perl_2;
3884		4049
3885	END { cf::emergency_save }	4050	END { cf::emergency_save }
3886		4051
3887	1	4052	1
3888		4053

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