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Revision 1.436 by root, Sun Jun 15 20:32:51 2008 UTC vs.
Revision 1.507 by root, Sat Mar 20 02:24:38 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;	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;	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;
1343	}	1402	}
1344		1403
		1404	my $pass = 0;
1345	my %done;	1405	my %done;
1346	while (%todo) {	1406	while (%todo) {
1347	my $progress;	1407	my $progress;
1348		1408
		1409	++$pass;
		1410
		1411	ext:
1349	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1350	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1351	goto skip	1414	next ext
1352	unless exists $done{$_};	1415	unless exists $done{$_};
1353	}	1416	}
1354		1417
1355	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1356		1419
1357	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1358	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1359	: "$v->{base}: extension inactive.\n";
1360		1424
1361	if (exists $v->{meta}{mandatory}) {
1362	warn $msg;
1363	cf::cleanup "mandatory extension failed to load, exiting.";	1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1364	}	1426	if exists $v->{meta}{mandatory};
1365		1427	} else {
1366	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;
1367	}	1434	}
1368
1369	$done{$k} = delete $todo{$k};
1370	push @EXTS, $v->{pkg};
1371	$progress = 1;
1372	}	1435	}
1373		1436
1374	skip:	1437	unless ($progress) {
1375	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1376	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1377	}	1445	}
1378	};	1446	};
1379	}	1447	}
1380		1448
1381	#############################################################################	1449	#############################################################################
1382		1450
1383	=back	1451	=back
1384		1452
1385	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1386		1454
1387	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1388		1456
1389	=cut	1457	=cut
1390		1458
1391	package cf::player;	1459	package cf::player;
1392		1460
…		…
1435		1503
1436	sub exists($) {	1504	sub exists($) {
1437	my ($login) = @_;	1505	my ($login) = @_;
1438		1506
1439	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1440	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1441	}	1509	}
1442		1510
1443	sub find($) {	1511	sub find($) {
1444	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1445	my $login = $_[0];	1513	my $login = $_[0];
…		…
1520	my ($pl) = @_;	1588	my ($pl) = @_;
1521		1589
1522	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1523		1591
1524	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1525	$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
1526		1594
1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1528	$pl->deactivate;	1596	$pl->deactivate;
1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1530	$pl->ob->check_score;	1598	$pl->ob->check_score;
…		…
1616	}	1684	}
1617		1685
1618	\@paths	1686	\@paths
1619	}	1687	}
1620		1688
1621	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1622		1690
1623	Expand crossfire pod fragments into protocol xml.	1691	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		1692
1714	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1715		1694
1716	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1717		1696
…		…
1930		1909
1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1932	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1933	}	1912	}
1934		1913
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 $_->outdoor, values %cf::MAP;
1942	}
1943
1944	sub decay_objects {	1914	sub decay_objects {
1945	my ($self) = @_;	1915	my ($self) = @_;
1946		1916
1947	return if $self->{deny_reset};	1917	return if $self->{deny_reset};
1948		1918
…		…
2030	sub find {	2000	sub find {
2031	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
2032		2002
2033	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
2034		2004
2035	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
2037		2007
2038	$cf::MAP{$path} || do {	2008	$cf::MAP{$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	2009	my $map = new_from_path cf::map $path
2043	or return;	2010	or return;
2044		2011
2045	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
2046		2013
…		…
2058		2025
2059	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
2060	}	2027	}
2061	}	2028	}
2062		2029
2063	sub pre_load { }	2030	sub pre_load { }
2064	sub post_load { }	2031	#sub post_load { } # XS
2065		2032
2066	sub load {	2033	sub load {
2067	my ($self) = @_;	2034	my ($self) = @_;
2068		2035
2069	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2086	my $f = new_from_file cf::object::thawer $self->{load_path};	2053	my $f = new_from_file cf::object::thawer $self->{load_path};
2087	$f->skip_block;	2054	$f->skip_block;
2088	$self->_load_objects ($f)	2055	$self->_load_objects ($f)
2089	or return;	2056	or return;
2090		2057
2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
2092	if delete $self->{load_original};	2059	if delete $self->{load_original};
2093		2060
2094	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
2095	utf8::encode $uniq;	2062	utf8::encode $uniq;
2096	unless (aio_stat $uniq) {	2063	unless (aio_stat $uniq) {
…		…
2114	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
2115	$self->decay_objects;	2082	$self->decay_objects;
2116	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
2117	$self->update_buttons;	2084	$self->update_buttons;
2118	cf::cede_to_tick;	2085	cf::cede_to_tick;
2119	$self->set_darkness_map;
2120	cf::cede_to_tick;
2121	$self->activate;	2086	$self->activate;
2122	}	2087	}
2123		2088
2124	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
2125	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
…		…
2128	}	2093	}
2129		2094
2130	$self->post_load;	2095	$self->post_load;
2131	}	2096	}
2132		2097
		2098	# customize the map for a given player, i.e.
		2099	# return the _real_ map. used by e.g. per-player
		2100	# maps to change the path to ~playername/mappath
2133	sub customise_for {	2101	sub customise_for {
2134	my ($self, $ob) = @_;	2102	my ($self, $ob) = @_;
2135		2103
2136	return find "~" . $ob->name . "/" . $self->{path}	2104	return find "~" . $ob->name . "/" . $self->{path}
2137	if $self->per_player;	2105	if $self->per_player;
…		…
2291		2259
2292	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2293		2261
2294	return if $self->players;	2262	return if $self->players;
2295		2263
2296	warn "resetting map ", $self->path;	2264	warn "resetting map ", $self->path, "\n";
2297		2265
2298	$self->in_memory (cf::MAP_SWAPPED);	2266	$self->in_memory (cf::MAP_SWAPPED);
2299		2267
2300	# need to save uniques path	2268	# need to save uniques path
2301	unless ($self->{deny_save}) {	2269	unless ($self->{deny_save}) {
…		…
2392	: normalise $_	2360	: normalise $_
2393	} @{ aio_readdir $UNIQUEDIR or [] }	2361	} @{ aio_readdir $UNIQUEDIR or [] }
2394	]	2362	]
2395	}	2363	}
2396		2364
		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	}
		2396
2397	=back	2397	=back
2398		2398
2399	=head3 cf::object	2399	=head3 cf::object
2400		2400
2401	=cut	2401	=cut
…		…
2466		2466
2467	our $SAY_CHANNEL = {	2467	our $SAY_CHANNEL = {
2468	id => "say",	2468	id => "say",
2469	title => "Map",	2469	title => "Map",
2470	reply => "say ",	2470	reply => "say ",
2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2471	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2472	};	2472	};
2473		2473
2474	our $CHAT_CHANNEL = {	2474	our $CHAT_CHANNEL = {
2475	id => "chat",	2475	id => "chat",
2476	title => "Chat",	2476	title => "Chat",
…		…
2531		2531
2532	=item $player_object->enter_link	2532	=item $player_object->enter_link
2533		2533
2534	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}>).
2535		2535
2536	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.
2537	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.
2538		2540
2539	Will never block.	2541	Will never block.
2540		2542
2541	=item $player_object->leave_link ($map, $x, $y)	2543	=item $player_object->leave_link ($map, $x, $y)
2542		2544
…		…
2594	($x, $y) = (-1, -1)	2596	($x, $y) = (-1, -1)
2595	unless (defined $x) && (defined $y);	2597	unless (defined $x) && (defined $y);
2596		2598
2597	# use -1 or undef as default coordinates, not 0, 0	2599	# use -1 or undef as default coordinates, not 0, 0
2598	($x, $y) = ($map->enter_x, $map->enter_y)	2600	($x, $y) = ($map->enter_x, $map->enter_y)
2599	if $x <=0 && $y <= 0;	2601	if $x <= 0 && $y <= 0;
2600		2602
2601	$map->load;	2603	$map->load;
2602	$map->load_neighbours;	2604	$map->load_neighbours;
2603		2605
2604	return unless $self->contr->active;	2606	return unless $self->contr->active;
2605	$self->activate_recursive;
2606		2607
2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2608	$self->enter_map ($map, $x, $y);	2609	$self->enter_map ($map, $x, $y);
		2610
		2611	# only activate afterwards, to support waiting in hooks
		2612	$self->activate_recursive;
2609	}	2613	}
2610		2614
2611	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2615	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2612		2616
2613	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
…		…
2772	$self->contr->savebed ($map, $x, $y)	2776	$self->contr->savebed ($map, $x, $y)
2773	if $exit->flag (cf::FLAG_DAMNED);	2777	if $exit->flag (cf::FLAG_DAMNED);
2774		2778
2775	1	2779	1
2776	}) {	2780	}) {
2777	$self->message ("Something went wrong deep within the crossfire server. "	2781	$self->message ("Something went wrong deep within the deliantra server. "
2778	. "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. "
2779	. "Please report this to the dungeon master!",	2783	. "Please report this to the dungeon master!",
2780	cf::NDI_UNIQUE | cf::NDI_RED);	2784	cf::NDI_UNIQUE | cf::NDI_RED);
2781		2785
2782	warn "ERROR in enter_exit: $@";	2786	warn "ERROR in enter_exit: $@";
…		…
2799	sub cf::client::send_drawinfo {	2803	sub cf::client::send_drawinfo {
2800	my ($self, $text, $flags) = @_;	2804	my ($self, $text, $flags) = @_;
2801		2805
2802	utf8::encode $text;	2806	utf8::encode $text;
2803	$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);
2804	}	2833	}
2805		2834
2806	=item $client->send_msg ($channel, $msg, $color, [extra...])	2835	=item $client->send_msg ($channel, $msg, $color, [extra...])
2807		2836
2808	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
…		…
2812		2841
2813	=cut	2842	=cut
2814		2843
2815	# non-persistent channels (usually the info channel)	2844	# non-persistent channels (usually the info channel)
2816	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	},
2817	"c/identify" => {	2852	"c/identify" => {
2818	id => "infobox",	2853	id => "infobox",
2819	title => "Identify",	2854	title => "Identify",
2820	reply => undef,	2855	reply => undef,
2821	tooltip => "Items recently identified",	2856	tooltip => "Items recently identified",
…		…
2823	"c/examine" => {	2858	"c/examine" => {
2824	id => "infobox",	2859	id => "infobox",
2825	title => "Examine",	2860	title => "Examine",
2826	reply => undef,	2861	reply => undef,
2827	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",
2828	},	2869	},
2829	"c/book" => {	2870	"c/book" => {
2830	id => "infobox",	2871	id => "infobox",
2831	title => "Book",	2872	title => "Book",
2832	reply => undef,	2873	reply => undef,
…		…
2848	id => "infobox",	2889	id => "infobox",
2849	title => "Body Parts",	2890	title => "Body Parts",
2850	reply => undef,	2891	reply => undef,
2851	tooltip => "Shows which body parts you posess and are available",	2892	tooltip => "Shows which body parts you posess and are available",
2852	},	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	},
2853	"c/uptime" => {	2930	"c/uptime" => {
2854	id => "infobox",	2931	id => "infobox",
2855	title => "Uptime",	2932	title => "Uptime",
2856	reply => undef,	2933	reply => undef,
2857	tooltip => "How long the server has been running since last restart",	2934	tooltip => "How long the server has been running since last restart",
…		…
2866	id => "party",	2943	id => "party",
2867	title => "Party",	2944	title => "Party",
2868	reply => "gsay ",	2945	reply => "gsay ",
2869	tooltip => "Messages and chat related to your party",	2946	tooltip => "Messages and chat related to your party",
2870	},	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" => $CHAT_CHANNEL,
2871	);	2956	);
2872		2957
2873	sub cf::client::send_msg {	2958	sub cf::client::send_msg {
2874	my ($self, $channel, $msg, $color, @extra) = @_;	2959	my ($self, $channel, $msg, $color, @extra) = @_;
2875		2960
2876	$msg = $self->pl->expand_cfpod ($msg);	2961	$msg = $self->pl->expand_cfpod ($msg)
		2962	unless $color & cf::NDI_VERBATIM;
2877		2963
2878	$color &= cf::NDI_CLIENT_MASK; # just in case...	2964	$color &= cf::NDI_CLIENT_MASK; # just in case...
2879		2965
2880	# check predefined channels, for the benefit of C	2966	# check predefined channels, for the benefit of C
2881	if ($CHANNEL{$channel}) {	2967	if ($CHANNEL{$channel}) {
2882	$channel = $CHANNEL{$channel};	2968	$channel = $CHANNEL{$channel};
2883		2969
2884	$self->ext_msg (channel_info => $channel)	2970	$self->ext_msg (channel_info => $channel);
2885	if $self->can_msg;
2886
2887	$channel = $channel->{id};	2971	$channel = $channel->{id};
2888		2972
2889	} elsif (ref $channel) {	2973	} elsif (ref $channel) {
2890	# send meta info to client, if not yet sent	2974	# send meta info to client, if not yet sent
2891	unless (exists $self->{channel}{$channel->{id}}) {	2975	unless (exists $self->{channel}{$channel->{id}}) {
2892	$self->{channel}{$channel->{id}} = $channel;	2976	$self->{channel}{$channel->{id}} = $channel;
2893	$self->ext_msg (channel_info => $channel)	2977	$self->ext_msg (channel_info => $channel);
2894	if $self->can_msg;
2895	}	2978	}
2896		2979
2897	$channel = $channel->{id};	2980	$channel = $channel->{id};
2898	}	2981	}
2899		2982
2900	return unless @extra || length $msg;	2983	return unless @extra || length $msg;
2901		2984
2902	if ($self->can_msg) {
2903	# default colour, mask it out	2985	# default colour, mask it out
2904	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2986	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2905	if $color & cf::NDI_DEF;	2987	if $color & cf::NDI_DEF;
2906		2988
2907	$self->send_packet ("msg " . $self->{json_coder}->encode (	2989	my $pkt = "msg "
		2990	. $self->{json_coder}->encode (
2908	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2991	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2909	} else {	2992	);
2910	if ($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		2993
2921	$color &= cf::NDI_COLOR_MASK;	2994	$self->send_big_packet ($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	}	2995	}
2935		2996
2936	=item $client->ext_msg ($type, @msg)	2997	=item $client->ext_msg ($type, @msg)
2937		2998
2938	Sends an ext event to the client.	2999	Sends an ext event to the client.
…		…
2941		3002
2942	sub cf::client::ext_msg($$@) {	3003	sub cf::client::ext_msg($$@) {
2943	my ($self, $type, @msg) = @_;	3004	my ($self, $type, @msg) = @_;
2944		3005
2945	if ($self->extcmd == 2) {	3006	if ($self->extcmd == 2) {
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2947	} elsif ($self->extcmd == 1) { # TODO: remove	3008	} elsif ($self->extcmd == 1) { # TODO: remove
2948	push @msg, msgtype => "event_$type";	3009	push @msg, msgtype => "event_$type";
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2950	}	3011	}
2951	}	3012	}
2952		3013
2953	=item $client->ext_reply ($msgid, @msg)	3014	=item $client->ext_reply ($msgid, @msg)
2954		3015
…		…
2958		3019
2959	sub cf::client::ext_reply($$@) {	3020	sub cf::client::ext_reply($$@) {
2960	my ($self, $id, @msg) = @_;	3021	my ($self, $id, @msg) = @_;
2961		3022
2962	if ($self->extcmd == 2) {	3023	if ($self->extcmd == 2) {
2963	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3024	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2964	} elsif ($self->extcmd == 1) {	3025	} elsif ($self->extcmd == 1) {
2965	#TODO: version 1, remove	3026	#TODO: version 1, remove
2966	unshift @msg, msgtype => "reply", msgid => $id;	3027	unshift @msg, msgtype => "reply", msgid => $id;
2967	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3028	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2968	}	3029	}
2969	}	3030	}
2970		3031
2971	=item $success = $client->query ($flags, "text", \&cb)	3032	=item $success = $client->query ($flags, "text", \&cb)
2972		3033
…		…
3099	our $safe_hole = new Safe::Hole;	3160	our $safe_hole = new Safe::Hole;
3100		3161
3101	$SIG{FPE} = 'IGNORE';	3162	$SIG{FPE} = 'IGNORE';
3102		3163
3103	$safe->permit_only (Opcode::opset qw(	3164	$safe->permit_only (Opcode::opset qw(
3104	:base_core :base_mem :base_orig :base_math	3165	:base_core :base_mem :base_orig :base_math :base_loop
3105	grepstart grepwhile mapstart mapwhile	3166	grepstart grepwhile mapstart mapwhile
3106	sort time	3167	sort time
3107	));	3168	));
3108		3169
3109	# here we export the classes and methods available to script code	3170	# here we export the classes and methods available to script code
…		…
3113	The following functions and methods are available within a safe environment:	3174	The following functions and methods are available within a safe environment:
3114		3175
3115	cf::object	3176	cf::object
3116	contr pay_amount pay_player map x y force_find force_add destroy	3177	contr pay_amount pay_player map x y force_find force_add destroy
3117	insert remove name archname title slaying race decrease split	3178	insert remove name archname title slaying race decrease split
		3179	value
3118		3180
3119	cf::object::player	3181	cf::object::player
3120	player	3182	player
3121		3183
3122	cf::player	3184	cf::player
…		…
3128	=cut	3190	=cut
3129		3191
3130	for (	3192	for (
3131	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3193	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3132	insert remove inv nrof name archname title slaying race	3194	insert remove inv nrof name archname title slaying race
3133	decrease split destroy)],	3195	decrease split destroy change_exp value msg lore send_msg)],
3134	["cf::object::player" => qw(player)],	3196	["cf::object::player" => qw(player)],
3135	["cf::player" => qw(peaceful)],	3197	["cf::player" => qw(peaceful send_msg)],
3136	["cf::map" => qw(trigger)],	3198	["cf::map" => qw(trigger)],
3137	) {	3199	) {
3138	no strict 'refs';	3200	no strict 'refs';
3139	my ($pkg, @funs) = @$_;	3201	my ($pkg, @funs) = @$_;
3140	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3202	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3158		3220
3159	my $qcode = $code;	3221	my $qcode = $code;
3160	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3222	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3161	$qcode =~ s/\n/\\n/g;	3223	$qcode =~ s/\n/\\n/g;
3162		3224
		3225	%vars = (_dummy => 0) unless %vars;
		3226
		3227	my @res;
3163	local $_;	3228	local $_;
3164	local @safe::cf::_safe_eval_args = values %vars;
3165		3229
3166	my $eval =	3230	my $eval =
3167	"do {\n"	3231	"do {\n"
3168	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3232	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3169	. "#line 0 \"{$qcode}\"\n"	3233	. "#line 0 \"{$qcode}\"\n"
3170	. $code	3234	. $code
3171	. "\n}"	3235	. "\n}"
3172	;	3236	;
3173		3237
		3238	if ($CFG{safe_eval}) {
3174	sub_generation_inc;	3239	sub_generation_inc;
		3240	local @safe::cf::_safe_eval_args = values %vars;
3175	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3241	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3176	sub_generation_inc;	3242	sub_generation_inc;
		3243	} else {
		3244	local @cf::_safe_eval_args = values %vars;
		3245	@res = wantarray ? eval eval : scalar eval $eval;
		3246	}
3177		3247
3178	if ($@) {	3248	if ($@) {
3179	warn "$@";	3249	warn "$@";
3180	warn "while executing safe code '$code'\n";	3250	warn "while executing safe code '$code'\n";
3181	warn "with arguments " . (join " ", %vars) . "\n";	3251	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3200	=cut	3270	=cut
3201		3271
3202	sub register_script_function {	3272	sub register_script_function {
3203	my ($fun, $cb) = @_;	3273	my ($fun, $cb) = @_;
3204		3274
3205	no strict 'refs';	3275	$fun = "safe::$fun" if $CFG{safe_eval};
3206	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3276	*$fun = $safe_hole->wrap ($cb);
3207	}	3277	}
3208		3278
3209	=back	3279	=back
3210		3280
3211	=cut	3281	=cut
…		…
3232		3302
3233	$facedata->{version} == 2	3303	$facedata->{version} == 2
3234	or cf::cleanup "$path: version mismatch, cannot proceed.";	3304	or cf::cleanup "$path: version mismatch, cannot proceed.";
3235		3305
3236	# 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]);
3237	$facedata->{resource}{"res/exp_table"} = {	3308	$facedata->{resource}{"res/exp_table"} = {
3238	type => FT_RSRC,	3309	type => FT_RSRC,
3239	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),
3240	};	3312	};
3241	cf::cede_to_tick;	3313	cf::cede_to_tick;
3242		3314
3243	{	3315	{
3244	my $faces = $facedata->{faceinfo};	3316	my $faces = $facedata->{faceinfo};
…		…
3246	while (my ($face, $info) = each %$faces) {	3318	while (my ($face, $info) = each %$faces) {
3247	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3319	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3248		3320
3249	cf::face::set_visibility $idx, $info->{visibility};	3321	cf::face::set_visibility $idx, $info->{visibility};
3250	cf::face::set_magicmap $idx, $info->{magicmap};	3322	cf::face::set_magicmap $idx, $info->{magicmap};
3251	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3323	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3252	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3324	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3253		3325
3254	cf::cede_to_tick;	3326	cf::cede_to_tick;
3255	}	3327	}
3256		3328
3257	while (my ($face, $info) = each %$faces) {	3329	while (my ($face, $info) = each %$faces) {
…		…
3281		3353
3282	cf::anim::invalidate_all; # d'oh	3354	cf::anim::invalidate_all; # d'oh
3283	}	3355	}
3284		3356
3285	{	3357	{
3286	# TODO: for gcfclient pleasure, we should give resources
3287	# that gcfclient doesn't grok a >10000 face index.
3288	my $res = $facedata->{resource};	3358	my $res = $facedata->{resource};
3289		3359
3290	while (my ($name, $info) = each %$res) {	3360	while (my ($name, $info) = each %$res) {
3291	if (defined $info->{type}) {	3361	if (defined $info->{type}) {
3292	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3362	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3293	my $data;
3294		3363
3295	if ($info->{type} & 1) {	3364	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};	3365	cf::face::set_type $idx, $info->{type};
3310	} else {	3366	} else {
3311	$RESOURCE{$name} = $info;	3367	$RESOURCE{$name} = $info;
3312	}	3368	}
3313		3369
…		…
3396	reload_treasures;	3452	reload_treasures;
3397		3453
3398	warn "finished reloading resource files\n";	3454	warn "finished reloading resource files\n";
3399	}	3455	}
3400		3456
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 {	3457	sub reload_config {
		3458	warn "reloading config file...\n";
		3459
3410	open my $fh, "<:utf8", "$CONFDIR/config"	3460	open my $fh, "<:utf8", "$CONFDIR/config"
3411	or return;	3461	or return;
3412		3462
3413	local $/;	3463	local $/;
3414	*CFG = YAML::Load <$fh>;	3464	*CFG = YAML::XS::Load scalar <$fh>;
3415		3465
3416	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3466	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3417		3467
3418	$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};
3419	$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};
…		…
3423	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3473	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3424	and die "WARNING: m(un)lockall failed: $!\n";	3474	and die "WARNING: m(un)lockall failed: $!\n";
3425	};	3475	};
3426	warn $@ if $@;	3476	warn $@ if $@;
3427	}	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;
3428	}	3508	}
3429		3509
3430	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
3431	# we must not ever block the main coroutine	3525	# we must not ever block the main coroutine
3432	local $Coro::idle = sub {	3526	local $Coro::idle = sub {
3433	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#
3434	(async {	3528	(async {
3435	$Coro::current->{desc} = "IDLE BUG HANDLER";	3529	$Coro::current->{desc} = "IDLE BUG HANDLER";
3436	EV::loop EV::LOOP_ONESHOT;	3530	EV::loop EV::LOOP_ONESHOT;
3437	})->prio (Coro::PRIO_MAX);	3531	})->prio (Coro::PRIO_MAX);
3438	};	3532	};
3439		3533
3440	{	3534	evthread_start IO::AIO::poll_fileno;
3441	my $guard = freeze_mainloop;	3535
		3536	cf::sync_job {
		3537	cf::load_settings;
		3538	cf::load_materials;
		3539
		3540	reload_resources;
3442	reload_config;	3541	reload_config;
3443	db_init;	3542	db_init;
		3543
		3544	cf::init_uuid;
		3545	cf::init_signals;
		3546	cf::init_commands;
		3547	cf::init_skills;
		3548
		3549	cf::init_beforeplay;
		3550
		3551	atomic;
		3552
3444	load_extensions;	3553	load_extensions;
3445		3554
3446	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3555	utime time, time, $RUNTIMEFILE;
		3556
		3557	# no (long-running) fork's whatsoever before this point(!)
		3558	use POSIX ();
		3559	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3560
		3561	(pop @POST_INIT)->(0) while @POST_INIT;
3447	}	3562	};
3448		3563
3449	EV::loop;	3564	main_loop;
3450	}	3565	}
3451		3566
3452	#############################################################################	3567	#############################################################################
3453	# initialisation and cleanup	3568	# initialisation and cleanup
3454		3569
…		…
3461	};	3576	};
3462	}	3577	}
3463	}	3578	}
3464		3579
3465	sub write_runtime_sync {	3580	sub write_runtime_sync {
3466	my $runtime = "$LOCALDIR/runtime";	3581	my $t0 = EV::time;
3467		3582
3468	# first touch the runtime file to show we are still running:	3583	# first touch the runtime file to show we are still running:
3469	# the fsync below can take a very very long time.	3584	# the fsync below can take a very very long time.
3470		3585
3471	IO::AIO::aio_utime $runtime, undef, undef;	3586	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3472		3587
3473	my $guard = cf::lock_acquire "write_runtime";	3588	my $guard = cf::lock_acquire "write_runtime";
3474		3589
3475	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3590	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3476	or return;	3591	or return;
3477		3592
3478	my $value = $cf::RUNTIME + 90 + 10;	3593	my $value = $cf::RUNTIME + 90 + 10;
3479	# 10 is the runtime save interval, for a monotonic clock	3594	# 10 is the runtime save interval, for a monotonic clock
3480	# 60 allows for the watchdog to kill the server.	3595	# 60 allows for the watchdog to kill the server.
…		…
3490	aio_utime $fh, undef, undef;	3605	aio_utime $fh, undef, undef;
3491		3606
3492	close $fh	3607	close $fh
3493	or return;	3608	or return;
3494		3609
3495	aio_rename "$runtime~", $runtime	3610	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3496	and return;	3611	and return;
3497		3612
3498	warn "runtime file written.\n";	3613	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3499		3614
3500	1	3615	1
3501	}	3616	}
3502		3617
3503	our $uuid_lock;	3618	our $uuid_lock;
…		…
3512	my $uuid = "$LOCALDIR/uuid";	3627	my $uuid = "$LOCALDIR/uuid";
3513		3628
3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3629	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3515	or return;	3630	or return;
3516		3631
3517	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3632	my $value = uuid_seq uuid_cur;
		3633
		3634	unless ($value) {
		3635	warn "cowardly refusing to write zero uuid value!\n";
		3636	return;
		3637	}
		3638
		3639	my $value = uuid_str $value + $uuid_skip;
3518	$uuid_skip = 0;	3640	$uuid_skip = 0;
3519		3641
3520	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3642	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3521	and return;	3643	and return;
3522		3644
…		…
3544	}	3666	}
3545		3667
3546	sub emergency_save() {	3668	sub emergency_save() {
3547	my $freeze_guard = cf::freeze_mainloop;	3669	my $freeze_guard = cf::freeze_mainloop;
3548		3670
3549	warn "enter emergency perl save\n";	3671	warn "emergency_perl_save: enter\n";
3550		3672
3551	cf::sync_job {	3673	cf::sync_job {
		3674	# this is a trade-off: we want to be very quick here, so
		3675	# save all maps without fsync, and later call a global sync
		3676	# (which in turn might be very very slow)
		3677	local $USE_FSYNC = 0;
		3678
3552	# use a peculiar iteration method to avoid tripping on perl	3679	# use a peculiar iteration method to avoid tripping on perl
3553	# refcount bugs in for. also avoids problems with players	3680	# refcount bugs in for. also avoids problems with players
3554	# and maps saved/destroyed asynchronously.	3681	# and maps saved/destroyed asynchronously.
3555	warn "begin emergency player save\n";	3682	warn "emergency_perl_save: begin player save\n";
3556	for my $login (keys %cf::PLAYER) {	3683	for my $login (keys %cf::PLAYER) {
3557	my $pl = $cf::PLAYER{$login} or next;	3684	my $pl = $cf::PLAYER{$login} or next;
3558	$pl->valid or next;	3685	$pl->valid or next;
3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3686	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3560	$pl->save;	3687	$pl->save;
3561	}	3688	}
3562	warn "end emergency player save\n";	3689	warn "emergency_perl_save: end player save\n";
3563		3690
3564	warn "begin emergency map save\n";	3691	warn "emergency_perl_save: begin map save\n";
3565	for my $path (keys %cf::MAP) {	3692	for my $path (keys %cf::MAP) {
3566	my $map = $cf::MAP{$path} or next;	3693	my $map = $cf::MAP{$path} or next;
3567	$map->valid or next;	3694	$map->valid or next;
3568	$map->save;	3695	$map->save;
3569	}	3696	}
3570	warn "end emergency map save\n";	3697	warn "emergency_perl_save: end map save\n";
3571		3698
3572	warn "begin emergency database checkpoint\n";	3699	warn "emergency_perl_save: begin database checkpoint\n";
3573	BDB::db_env_txn_checkpoint $DB_ENV;	3700	BDB::db_env_txn_checkpoint $DB_ENV;
3574	warn "end emergency database checkpoint\n";	3701	warn "emergency_perl_save: end database checkpoint\n";
3575		3702
3576	warn "begin write uuid\n";	3703	warn "emergency_perl_save: begin write uuid\n";
3577	write_uuid_sync 1;	3704	write_uuid_sync 1;
3578	warn "end write uuid\n";	3705	warn "emergency_perl_save: end write uuid\n";
3579	};	3706	};
3580		3707
		3708	warn "emergency_perl_save: starting sync()\n";
		3709	IO::AIO::aio_sync sub {
		3710	warn "emergency_perl_save: finished sync()\n";
		3711	};
		3712
3581	warn "leave emergency perl save\n";	3713	warn "emergency_perl_save: leave\n";
3582	}	3714	}
3583		3715
3584	sub post_cleanup {	3716	sub post_cleanup {
3585	my ($make_core) = @_;	3717	my ($make_core) = @_;
3586		3718
3587	warn Carp::longmess "post_cleanup backtrace"	3719	warn Carp::longmess "post_cleanup backtrace"
3588	if $make_core;	3720	if $make_core;
		3721
		3722	my $fh = pidfile;
		3723	unlink $PIDFILE if <$fh> == $$;
		3724	}
		3725
		3726	# a safer delete_package, copied from Symbol
		3727	sub clear_package($) {
		3728	my $pkg = shift;
		3729
		3730	# expand to full symbol table name if needed
		3731	unless ($pkg =~ /^main::.*::$/) {
		3732	$pkg = "main$pkg" if $pkg =~ /^::/;
		3733	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3734	$pkg .= '::' unless $pkg =~ /::$/;
		3735	}
		3736
		3737	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3738	my $stem_symtab = *{$stem}{HASH};
		3739
		3740	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3741	or return;
		3742
		3743	# clear all symbols
		3744	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3745	for my $name (keys %$leaf_symtab) {
		3746	_gv_clear *{"$pkg$name"};
		3747	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3748	}
		3749	warn "cleared package $pkg\n";#d#
3589	}	3750	}
3590		3751
3591	sub do_reload_perl() {	3752	sub do_reload_perl() {
3592	# can/must only be called in main	3753	# can/must only be called in main
3593	if ($Coro::current != $Coro::main) {	3754	if ($Coro::current != $Coro::main) {
3594	warn "can only reload from main coroutine";	3755	warn "can only reload from main coroutine";
3595	return;	3756	return;
3596	}	3757	}
3597		3758
		3759	return if $RELOAD++;
		3760
		3761	my $t1 = EV::time;
		3762
		3763	while ($RELOAD) {
3598	warn "reloading...";	3764	warn "reloading...";
3599		3765
3600	warn "entering sync_job";	3766	warn "entering sync_job";
3601		3767
3602	cf::sync_job {	3768	cf::sync_job {
3603	cf::write_runtime_sync; # external watchdog should not bark	3769	cf::write_runtime_sync; # external watchdog should not bark
3604	cf::emergency_save;	3770	cf::emergency_save;
3605	cf::write_runtime_sync; # external watchdog should not bark	3771	cf::write_runtime_sync; # external watchdog should not bark
3606		3772
3607	warn "syncing database to disk";	3773	warn "syncing database to disk";
3608	BDB::db_env_txn_checkpoint $DB_ENV;	3774	BDB::db_env_txn_checkpoint $DB_ENV;
3609		3775
3610	# if anything goes wrong in here, we should simply crash as we already saved	3776	# if anything goes wrong in here, we should simply crash as we already saved
3611		3777
3612	warn "flushing outstanding aio requests";	3778	warn "flushing outstanding aio requests";
3613	for (;;) {
3614	BDB::flush;
3615	IO::AIO::flush;
3616	Coro::cede_notself;
3617	last unless IO::AIO::nreqs || BDB::nreqs;	3779	while (IO::AIO::nreqs || BDB::nreqs) {
3618	warn "iterate...";	3780	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3619	}
3620
3621	++$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	}	3781	}
3644		3782
3645	warn "... nuking $pkg";	3783	warn "cancelling all extension coros";
3646	Symbol::delete_package $pkg;	3784	$_->cancel for values %EXT_CORO;
3647	}	3785	%EXT_CORO = ();
3648		3786
3649	warn "unloading all perl modules loaded from $LIBDIR";	3787	warn "removing commands";
3650	while (my ($k, $v) = each %INC) {	3788	%COMMAND = ();
3651	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3652		3789
		3790	warn "removing ext/exti commands";
		3791	%EXTCMD = ();
		3792	%EXTICMD = ();
		3793
		3794	warn "unloading/nuking all extensions";
		3795	for my $pkg (@EXTS) {
3653	warn "... unloading $k";	3796	warn "... unloading $pkg";
3654	delete $INC{$k};
3655		3797
3656	$k =~ s/\.pm$//;
3657	$k =~ s/\//::/g;
3658
3659	if (my $cb = $k->can ("unload_module")) {	3798	if (my $cb = $pkg->can ("unload")) {
		3799	eval {
3660	$cb->();	3800	$cb->($pkg);
		3801	1
		3802	} or warn "$pkg unloaded, but with errors: $@";
		3803	}
		3804
		3805	warn "... clearing $pkg";
		3806	clear_package $pkg;
3661	}	3807	}
3662		3808
3663	Symbol::delete_package $k;	3809	warn "unloading all perl modules loaded from $LIBDIR";
		3810	while (my ($k, $v) = each %INC) {
		3811	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3812
		3813	warn "... unloading $k";
		3814	delete $INC{$k};
		3815
		3816	$k =~ s/\.pm$//;
		3817	$k =~ s/\//::/g;
		3818
		3819	if (my $cb = $k->can ("unload_module")) {
		3820	$cb->();
		3821	}
		3822
		3823	clear_package $k;
3664	}	3824	}
3665		3825
3666	warn "getting rid of safe::, as good as possible";	3826	warn "getting rid of safe::, as good as possible";
3667	Symbol::delete_package "safe::$_"	3827	clear_package "safe::$_"
3668	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3828	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3669		3829
3670	warn "unloading cf.pm \"a bit\"";	3830	warn "unloading cf.pm \"a bit\"";
3671	delete $INC{"cf.pm"};	3831	delete $INC{"cf.pm"};
3672	delete $INC{"cf/pod.pm"};	3832	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3673		3833
3674	# don't, removes xs symbols, too,	3834	# don't, removes xs symbols, too,
3675	# and global variables created in xs	3835	# and global variables created in xs
3676	#Symbol::delete_package __PACKAGE__;	3836	#clear_package __PACKAGE__;
3677		3837
3678	warn "unload completed, starting to reload now";	3838	warn "unload completed, starting to reload now";
3679		3839
3680	warn "reloading cf.pm";	3840	warn "reloading cf.pm";
3681	require cf;	3841	require cf;
3682	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3842	cf::_connect_to_perl_1;
3683		3843
3684	warn "loading config and database again";	3844	warn "loading config and database again";
3685	cf::reload_config;	3845	cf::reload_config;
3686		3846
3687	warn "loading extensions";	3847	warn "loading extensions";
3688	cf::load_extensions;	3848	cf::load_extensions;
3689		3849
		3850	if ($REATTACH_ON_RELOAD) {
3690	warn "reattaching attachments to objects/players";	3851	warn "reattaching attachments to objects/players";
3691	_global_reattach; # objects, sockets	3852	_global_reattach; # objects, sockets
3692	warn "reattaching attachments to maps";	3853	warn "reattaching attachments to maps";
3693	reattach $_ for values %MAP;	3854	reattach $_ for values %MAP;
3694	warn "reattaching attachments to players";	3855	warn "reattaching attachments to players";
3695	reattach $_ for values %PLAYER;	3856	reattach $_ for values %PLAYER;
		3857	}
3696		3858
		3859	warn "running post_init jobs";
		3860	(pop @POST_INIT)->(1) while @POST_INIT;
		3861
3697	warn "leaving sync_job";	3862	warn "leaving sync_job";
3698		3863
3699	1	3864	1
3700	} or do {	3865	} or do {
3701	warn $@;	3866	warn $@;
3702	cf::cleanup "error while reloading, exiting.";	3867	cf::cleanup "error while reloading, exiting.";
3703	};	3868	};
3704		3869
3705	warn "reloaded";	3870	warn "reloaded";
		3871	--$RELOAD;
		3872	}
		3873
		3874	$t1 = EV::time - $t1;
		3875	warn "reload completed in ${t1}s\n";
3706	};	3876	};
3707		3877
3708	our $RELOAD_WATCHER; # used only during reload	3878	our $RELOAD_WATCHER; # used only during reload
3709		3879
3710	sub reload_perl() {	3880	sub reload_perl() {
3711	# doing reload synchronously and two reloads happen back-to-back,	3881	# doing reload synchronously and two reloads happen back-to-back,
3712	# coro crashes during coro_state_free->destroy here.	3882	# coro crashes during coro_state_free->destroy here.
3713		3883
		3884	$RELOAD_WATCHER ||= cf::async {
		3885	Coro::AIO::aio_wait cache_extensions;
		3886
3714	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3887	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3715	do_reload_perl;	3888	do_reload_perl;
3716	undef $RELOAD_WATCHER;	3889	undef $RELOAD_WATCHER;
		3890	};
3717	};	3891	};
3718	}	3892	}
3719		3893
3720	register_command "reload" => sub {	3894	register_command "reload" => sub {
3721	my ($who, $arg) = @_;	3895	my ($who, $arg) = @_;
…		…
3735		3909
3736	our @WAIT_FOR_TICK;	3910	our @WAIT_FOR_TICK;
3737	our @WAIT_FOR_TICK_BEGIN;	3911	our @WAIT_FOR_TICK_BEGIN;
3738		3912
3739	sub wait_for_tick {	3913	sub wait_for_tick {
3740	return if tick_inhibit || $Coro::current == $Coro::main;	3914	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3741		3915
3742	my $signal = new Coro::Signal;	3916	my $signal = new Coro::Signal;
3743	push @WAIT_FOR_TICK, $signal;	3917	push @WAIT_FOR_TICK, $signal;
3744	$signal->wait;	3918	$signal->wait;
3745	}	3919	}
3746		3920
3747	sub wait_for_tick_begin {	3921	sub wait_for_tick_begin {
3748	return if tick_inhibit || $Coro::current == $Coro::main;	3922	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3749		3923
3750	my $signal = new Coro::Signal;	3924	my $signal = new Coro::Signal;
3751	push @WAIT_FOR_TICK_BEGIN, $signal;	3925	push @WAIT_FOR_TICK_BEGIN, $signal;
3752	$signal->wait;	3926	$signal->wait;
3753	}	3927	}
…		…
3758	unless ++$bug_warning > 10;	3932	unless ++$bug_warning > 10;
3759	return;	3933	return;
3760	}	3934	}
3761		3935
3762	cf::server_tick; # one server iteration	3936	cf::server_tick; # one server iteration
		3937
		3938	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3763		3939
3764	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3940	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3765	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3941	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3766	Coro::async_pool {	3942	Coro::async_pool {
3767	$Coro::current->{desc} = "runtime saver";	3943	$Coro::current->{desc} = "runtime saver";
…		…
3790	}	3966	}
3791		3967
3792	{	3968	{
3793	# configure BDB	3969	# configure BDB
3794		3970
3795	BDB::min_parallel 8;	3971	BDB::min_parallel 16;
3796	BDB::max_poll_reqs $TICK * 0.1;	3972	BDB::max_poll_reqs $TICK * 0.1;
3797	$AnyEvent::BDB::WATCHER->priority (1);	3973	$AnyEvent::BDB::WATCHER->priority (1);
3798		3974
3799	unless ($DB_ENV) {	3975	unless ($DB_ENV) {
3800	$DB_ENV = BDB::db_env_create;	3976	$DB_ENV = BDB::db_env_create;
3801	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3977	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3802	| BDB::LOG_AUTOREMOVE, 1);	3978	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3979	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3803	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3980	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3804	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3981	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3805		3982
3806	cf::sync_job {	3983	cf::sync_job {
3807	eval {	3984	eval {
…		…
3846	$msg =~ s/\n//;	4023	$msg =~ s/\n//;
3847		4024
3848	# limit the # of concurrent backtraces	4025	# limit the # of concurrent backtraces
3849	if ($_log_backtrace < 2) {	4026	if ($_log_backtrace < 2) {
3850	++$_log_backtrace;	4027	++$_log_backtrace;
		4028	my $perl_bt = Carp::longmess $msg;
3851	async {	4029	async {
3852	$Coro::current->{desc} = "abt $msg";	4030	$Coro::current->{desc} = "abt $msg";
3853		4031
3854	my @bt = fork_call {	4032	my @bt = fork_call {
3855	@addr = map { sprintf "%x", $_ } @addr;	4033	@addr = map { sprintf "%x", $_ } @addr;
…		…
3866	}	4044	}
3867		4045
3868	@funcs	4046	@funcs
3869	};	4047	};
3870		4048
3871	LOG llevInfo, "[ABT] $msg\n";	4049	LOG llevInfo, "[ABT] $perl_bt\n";
		4050	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3872	LOG llevInfo, "[ABT] $_\n" for @bt;	4051	LOG llevInfo, "[ABT] $_\n" for @bt;
3873	--$_log_backtrace;	4052	--$_log_backtrace;
3874	};	4053	};
3875	} else {	4054	} else {
3876	LOG llevInfo, "[ABT] $msg\n";	4055	LOG llevInfo, "[ABT] $msg\n";
3877	LOG llevInfo, "[ABT] [suppressed]\n";	4056	LOG llevInfo, "[ABT] [suppressed]\n";
3878	}	4057	}
3879	}	4058	}
3880		4059
3881	# load additional modules	4060	# load additional modules
3882	use cf::pod;	4061	require "cf/$_.pm" for @EXTRA_MODULES;
		4062	cf::_connect_to_perl_2;
3883		4063
3884	END { cf::emergency_save }	4064	END { cf::emergency_save }
3885		4065
3886	1	4066	1
3887		4067

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