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Revision 1.436 by root, Sun Jun 15 20:32:51 2008 UTC vs.
Revision 1.511 by root, Wed Apr 7 18:35:56 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} = $cb;
1266	}	1310	}
1267		1311
		1312	use File::Glob ();
		1313
1268	cf::player->attach (	1314	cf::player->attach (
1269	on_command => sub {	1315	on_unknown_command => sub {
1270	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1271		1317
1272	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
1273	or return;	1319	or return;
1274		1320
…		…
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];
…		…
1465	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1466	}	1534	}
1467	}	1535	}
1468	}	1536	}
1469		1537
		1538	cf::player->attach (
		1539	on_load => sub {
		1540	my ($pl, $path) = @_;
		1541
		1542	# restore slots saved in save, below
		1543	my $slots = delete $pl->{_slots};
		1544
		1545	$pl->ob->current_weapon ($slots->[0]);
		1546	$pl->combat_ob ($slots->[1]);
		1547	$pl->ranged_ob ($slots->[2]);
		1548	},
		1549	);
		1550
1470	sub save($) {	1551	sub save($) {
1471	my ($pl) = @_;	1552	my ($pl) = @_;
1472		1553
1473	return if $pl->{deny_save};	1554	return if $pl->{deny_save};
1474		1555
…		…
1479		1560
1480	aio_mkdir playerdir $pl, 0770;	1561	aio_mkdir playerdir $pl, 0770;
1481	$pl->{last_save} = $cf::RUNTIME;	1562	$pl->{last_save} = $cf::RUNTIME;
1482		1563
1483	cf::get_slot 0.01;	1564	cf::get_slot 0.01;
		1565
		1566	# save slots, to be restored later
		1567	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1484		1568
1485	$pl->save_pl ($path);	1569	$pl->save_pl ($path);
1486	cf::cede_to_tick;	1570	cf::cede_to_tick;
1487	}	1571	}
1488		1572
…		…
1520	my ($pl) = @_;	1604	my ($pl) = @_;
1521		1605
1522	my $name = $pl->ob->name;	1606	my $name = $pl->ob->name;
1523		1607
1524	$pl->{deny_save} = 1;	1608	$pl->{deny_save} = 1;
1525	$pl->password ("*"); # this should lock out the player until we nuked the dir	1609	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1526		1610
1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1611	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1528	$pl->deactivate;	1612	$pl->deactivate;
1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1613	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1530	$pl->ob->check_score;	1614	$pl->ob->check_score;
…		…
1616	}	1700	}
1617		1701
1618	\@paths	1702	\@paths
1619	}	1703	}
1620		1704
1621	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1705	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1622		1706
1623	Expand crossfire pod fragments into protocol xml.	1707	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		1708
1714	=item $player->ext_reply ($msgid, @msg)	1709	=item $player->ext_reply ($msgid, @msg)
1715		1710
1716	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1717		1712
…		…
1790	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1791		1786
1792	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1793	$self->_create_random_map (	1788	$self->_create_random_map (
1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1797	$rmp->{exit_on_final_map},	1792	$rmp->{exit_on_final_map},
1798	$rmp->{xsize}, $rmp->{ysize},	1793	$rmp->{xsize}, $rmp->{ysize},
1799	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1800	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1930		1925
1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1932	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1933	}	1928	}
1934		1929
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 $_->outdoor, values %cf::MAP;
1942	}
1943
1944	sub decay_objects {	1930	sub decay_objects {
1945	my ($self) = @_;	1931	my ($self) = @_;
1946		1932
1947	return if $self->{deny_reset};	1933	return if $self->{deny_reset};
1948		1934
…		…
2030	sub find {	2016	sub find {
2031	my ($path, $origin) = @_;	2017	my ($path, $origin) = @_;
2032		2018
2033	$path = normalise $path, $origin && $origin->path;	2019	$path = normalise $path, $origin && $origin->path;
2034		2020
2035	cf::lock_wait "map_data:$path";#d#remove	2021	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036	cf::lock_wait "map_find:$path";	2022	my $guard2 = cf::lock_acquire "map_find:$path";
2037		2023
2038	$cf::MAP{$path} || do {	2024	$cf::MAP{$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	2025	my $map = new_from_path cf::map $path
2043	or return;	2026	or return;
2044		2027
2045	$map->{last_save} = $cf::RUNTIME;	2028	$map->{last_save} = $cf::RUNTIME;
2046		2029
…		…
2058		2041
2059	$cf::MAP{$path} = $map	2042	$cf::MAP{$path} = $map
2060	}	2043	}
2061	}	2044	}
2062		2045
2063	sub pre_load { }	2046	sub pre_load { }
2064	sub post_load { }	2047	#sub post_load { } # XS
2065		2048
2066	sub load {	2049	sub load {
2067	my ($self) = @_;	2050	my ($self) = @_;
2068		2051
2069	local $self->{deny_reset} = 1; # loading can take a long time	2052	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2086	my $f = new_from_file cf::object::thawer $self->{load_path};	2069	my $f = new_from_file cf::object::thawer $self->{load_path};
2087	$f->skip_block;	2070	$f->skip_block;
2088	$self->_load_objects ($f)	2071	$self->_load_objects ($f)
2089	or return;	2072	or return;
2090		2073
2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2074	$self->post_load_original
2092	if delete $self->{load_original};	2075	if delete $self->{load_original};
2093		2076
2094	if (my $uniq = $self->uniq_path) {	2077	if (my $uniq = $self->uniq_path) {
2095	utf8::encode $uniq;	2078	utf8::encode $uniq;
2096	unless (aio_stat $uniq) {	2079	unless (aio_stat $uniq) {
…		…
2114	unless ($self->{deny_activate}) {	2097	unless ($self->{deny_activate}) {
2115	$self->decay_objects;	2098	$self->decay_objects;
2116	$self->fix_auto_apply;	2099	$self->fix_auto_apply;
2117	$self->update_buttons;	2100	$self->update_buttons;
2118	cf::cede_to_tick;	2101	cf::cede_to_tick;
2119	$self->set_darkness_map;
2120	cf::cede_to_tick;
2121	$self->activate;	2102	$self->activate;
2122	}	2103	}
2123		2104
2124	$self->{last_save} = $cf::RUNTIME;	2105	$self->{last_save} = $cf::RUNTIME;
2125	$self->last_access ($cf::RUNTIME);	2106	$self->last_access ($cf::RUNTIME);
…		…
2128	}	2109	}
2129		2110
2130	$self->post_load;	2111	$self->post_load;
2131	}	2112	}
2132		2113
		2114	# customize the map for a given player, i.e.
		2115	# return the _real_ map. used by e.g. per-player
		2116	# maps to change the path to ~playername/mappath
2133	sub customise_for {	2117	sub customise_for {
2134	my ($self, $ob) = @_;	2118	my ($self, $ob) = @_;
2135		2119
2136	return find "~" . $ob->name . "/" . $self->{path}	2120	return find "~" . $ob->name . "/" . $self->{path}
2137	if $self->per_player;	2121	if $self->per_player;
…		…
2291		2275
2292	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2293		2277
2294	return if $self->players;	2278	return if $self->players;
2295		2279
2296	warn "resetting map ", $self->path;	2280	warn "resetting map ", $self->path, "\n";
2297		2281
2298	$self->in_memory (cf::MAP_SWAPPED);	2282	$self->in_memory (cf::MAP_SWAPPED);
2299		2283
2300	# need to save uniques path	2284	# need to save uniques path
2301	unless ($self->{deny_save}) {	2285	unless ($self->{deny_save}) {
…		…
2392	: normalise $_	2376	: normalise $_
2393	} @{ aio_readdir $UNIQUEDIR or [] }	2377	} @{ aio_readdir $UNIQUEDIR or [] }
2394	]	2378	]
2395	}	2379	}
2396		2380
		2381	=item cf::map::static_maps
		2382
		2383	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2384	file in the shared directory excluding F</styles> and F</editor>). May
		2385	block.
		2386
		2387	=cut
		2388
		2389	sub static_maps() {
		2390	my @dirs = "";
		2391	my @maps;
		2392
		2393	while (@dirs) {
		2394	my $dir = shift @dirs;
		2395
		2396	next if $dir eq "/styles" || $dir eq "/editor";
		2397
		2398	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2399	or return;
		2400
		2401	for (@$files) {
		2402	s/\.map$// or next;
		2403	utf8::decode $_;
		2404	push @maps, "$dir/$_";
		2405	}
		2406
		2407	push @dirs, map "$dir/$_", @$dirs;
		2408	}
		2409
		2410	\@maps
		2411	}
		2412
2397	=back	2413	=back
2398		2414
2399	=head3 cf::object	2415	=head3 cf::object
2400		2416
2401	=cut	2417	=cut
…		…
2466		2482
2467	our $SAY_CHANNEL = {	2483	our $SAY_CHANNEL = {
2468	id => "say",	2484	id => "say",
2469	title => "Map",	2485	title => "Map",
2470	reply => "say ",	2486	reply => "say ",
2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2487	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2472	};	2488	};
2473		2489
2474	our $CHAT_CHANNEL = {	2490	our $CHAT_CHANNEL = {
2475	id => "chat",	2491	id => "chat",
2476	title => "Chat",	2492	title => "Chat",
…		…
2531		2547
2532	=item $player_object->enter_link	2548	=item $player_object->enter_link
2533		2549
2534	Freezes the player and moves him/her to a special map (C<{link}>).	2550	Freezes the player and moves him/her to a special map (C<{link}>).
2535		2551
2536	The player should be reasonably safe there for short amounts of time. You	2552	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.	2553	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2554	though, as the palyer cannot control the character while it is on the link
		2555	map.
2538		2556
2539	Will never block.	2557	Will never block.
2540		2558
2541	=item $player_object->leave_link ($map, $x, $y)	2559	=item $player_object->leave_link ($map, $x, $y)
2542		2560
…		…
2594	($x, $y) = (-1, -1)	2612	($x, $y) = (-1, -1)
2595	unless (defined $x) && (defined $y);	2613	unless (defined $x) && (defined $y);
2596		2614
2597	# use -1 or undef as default coordinates, not 0, 0	2615	# use -1 or undef as default coordinates, not 0, 0
2598	($x, $y) = ($map->enter_x, $map->enter_y)	2616	($x, $y) = ($map->enter_x, $map->enter_y)
2599	if $x <=0 && $y <= 0;	2617	if $x <= 0 && $y <= 0;
2600		2618
2601	$map->load;	2619	$map->load;
2602	$map->load_neighbours;	2620	$map->load_neighbours;
2603		2621
2604	return unless $self->contr->active;	2622	return unless $self->contr->active;
2605	$self->activate_recursive;
2606		2623
2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2624	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2608	$self->enter_map ($map, $x, $y);	2625	$self->enter_map ($map, $x, $y);
		2626
		2627	# only activate afterwards, to support waiting in hooks
		2628	$self->activate_recursive;
2609	}	2629	}
2610		2630
2611	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2631	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2612		2632
2613	Moves the player to the given map-path and coordinates by first freezing	2633	Moves the player to the given map-path and coordinates by first freezing
…		…
2772	$self->contr->savebed ($map, $x, $y)	2792	$self->contr->savebed ($map, $x, $y)
2773	if $exit->flag (cf::FLAG_DAMNED);	2793	if $exit->flag (cf::FLAG_DAMNED);
2774		2794
2775	1	2795	1
2776	}) {	2796	}) {
2777	$self->message ("Something went wrong deep within the crossfire server. "	2797	$self->message ("Something went wrong deep within the deliantra server. "
2778	. "I'll try to bring you back to the map you were before. "	2798	. "I'll try to bring you back to the map you were before. "
2779	. "Please report this to the dungeon master!",	2799	. "Please report this to the dungeon master!",
2780	cf::NDI_UNIQUE | cf::NDI_RED);	2800	cf::NDI_UNIQUE | cf::NDI_RED);
2781		2801
2782	warn "ERROR in enter_exit: $@";	2802	warn "ERROR in enter_exit: $@";
…		…
2799	sub cf::client::send_drawinfo {	2819	sub cf::client::send_drawinfo {
2800	my ($self, $text, $flags) = @_;	2820	my ($self, $text, $flags) = @_;
2801		2821
2802	utf8::encode $text;	2822	utf8::encode $text;
2803	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2823	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2824	}
		2825
		2826	=item $client->send_big_packet ($pkt)
		2827
		2828	Like C<send_packet>, but tries to compress large packets, and fragments
		2829	them as required.
		2830
		2831	=cut
		2832
		2833	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2834
		2835	sub cf::client::send_big_packet {
		2836	my ($self, $pkt) = @_;
		2837
		2838	# try lzf for large packets
		2839	$pkt = "lzf " . Compress::LZF::compress $pkt
		2840	if 1024 <= length $pkt and $self->{can_lzf};
		2841
		2842	# split very large packets
		2843	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2844	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2845	$pkt = "frag";
		2846	}
		2847
		2848	$self->send_packet ($pkt);
2804	}	2849	}
2805		2850
2806	=item $client->send_msg ($channel, $msg, $color, [extra...])	2851	=item $client->send_msg ($channel, $msg, $color, [extra...])
2807		2852
2808	Send a drawinfo or msg packet to the client, formatting the msg for the	2853	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2812		2857
2813	=cut	2858	=cut
2814		2859
2815	# non-persistent channels (usually the info channel)	2860	# non-persistent channels (usually the info channel)
2816	our %CHANNEL = (	2861	our %CHANNEL = (
		2862	"c/motd" => {
		2863	id => "infobox",
		2864	title => "MOTD",
		2865	reply => undef,
		2866	tooltip => "The message of the day",
		2867	},
2817	"c/identify" => {	2868	"c/identify" => {
2818	id => "infobox",	2869	id => "infobox",
2819	title => "Identify",	2870	title => "Identify",
2820	reply => undef,	2871	reply => undef,
2821	tooltip => "Items recently identified",	2872	tooltip => "Items recently identified",
…		…
2823	"c/examine" => {	2874	"c/examine" => {
2824	id => "infobox",	2875	id => "infobox",
2825	title => "Examine",	2876	title => "Examine",
2826	reply => undef,	2877	reply => undef,
2827	tooltip => "Signs and other items you examined",	2878	tooltip => "Signs and other items you examined",
		2879	},
		2880	"c/shopinfo" => {
		2881	id => "infobox",
		2882	title => "Shop Info",
		2883	reply => undef,
		2884	tooltip => "What your bargaining skill tells you about the shop",
2828	},	2885	},
2829	"c/book" => {	2886	"c/book" => {
2830	id => "infobox",	2887	id => "infobox",
2831	title => "Book",	2888	title => "Book",
2832	reply => undef,	2889	reply => undef,
…		…
2848	id => "infobox",	2905	id => "infobox",
2849	title => "Body Parts",	2906	title => "Body Parts",
2850	reply => undef,	2907	reply => undef,
2851	tooltip => "Shows which body parts you posess and are available",	2908	tooltip => "Shows which body parts you posess and are available",
2852	},	2909	},
		2910	"c/statistics" => {
		2911	id => "infobox",
		2912	title => "Statistics",
		2913	reply => undef,
		2914	tooltip => "Shows your primary statistics",
		2915	},
		2916	"c/skills" => {
		2917	id => "infobox",
		2918	title => "Skills",
		2919	reply => undef,
		2920	tooltip => "Shows your experience per skill and item power",
		2921	},
		2922	"c/shopitems" => {
		2923	id => "infobox",
		2924	title => "Shop Items",
		2925	reply => undef,
		2926	tooltip => "Shows the items currently for sale in this shop",
		2927	},
		2928	"c/resistances" => {
		2929	id => "infobox",
		2930	title => "Resistances",
		2931	reply => undef,
		2932	tooltip => "Shows your resistances",
		2933	},
		2934	"c/pets" => {
		2935	id => "infobox",
		2936	title => "Pets",
		2937	reply => undef,
		2938	tooltip => "Shows information abotu your pets/a specific pet",
		2939	},
		2940	"c/perceiveself" => {
		2941	id => "infobox",
		2942	title => "Perceive Self",
		2943	reply => undef,
		2944	tooltip => "You gained detailed knowledge about yourself",
		2945	},
2853	"c/uptime" => {	2946	"c/uptime" => {
2854	id => "infobox",	2947	id => "infobox",
2855	title => "Uptime",	2948	title => "Uptime",
2856	reply => undef,	2949	reply => undef,
2857	tooltip => "How long the server has been running since last restart",	2950	tooltip => "How long the server has been running since last restart",
…		…
2866	id => "party",	2959	id => "party",
2867	title => "Party",	2960	title => "Party",
2868	reply => "gsay ",	2961	reply => "gsay ",
2869	tooltip => "Messages and chat related to your party",	2962	tooltip => "Messages and chat related to your party",
2870	},	2963	},
		2964	"c/death" => {
		2965	id => "death",
		2966	title => "Death",
		2967	reply => undef,
		2968	tooltip => "Reason for and more info about your most recent death",
		2969	},
		2970	"c/say" => $SAY_CHANNEL,
		2971	"c/chat" => $CHAT_CHANNEL,
2871	);	2972	);
2872		2973
2873	sub cf::client::send_msg {	2974	sub cf::client::send_msg {
2874	my ($self, $channel, $msg, $color, @extra) = @_;	2975	my ($self, $channel, $msg, $color, @extra) = @_;
2875		2976
2876	$msg = $self->pl->expand_cfpod ($msg);	2977	$msg = $self->pl->expand_cfpod ($msg)
		2978	unless $color & cf::NDI_VERBATIM;
2877		2979
2878	$color &= cf::NDI_CLIENT_MASK; # just in case...	2980	$color &= cf::NDI_CLIENT_MASK; # just in case...
2879		2981
2880	# check predefined channels, for the benefit of C	2982	# check predefined channels, for the benefit of C
2881	if ($CHANNEL{$channel}) {	2983	if ($CHANNEL{$channel}) {
2882	$channel = $CHANNEL{$channel};	2984	$channel = $CHANNEL{$channel};
2883		2985
2884	$self->ext_msg (channel_info => $channel)	2986	$self->ext_msg (channel_info => $channel);
2885	if $self->can_msg;
2886
2887	$channel = $channel->{id};	2987	$channel = $channel->{id};
2888		2988
2889	} elsif (ref $channel) {	2989	} elsif (ref $channel) {
2890	# send meta info to client, if not yet sent	2990	# send meta info to client, if not yet sent
2891	unless (exists $self->{channel}{$channel->{id}}) {	2991	unless (exists $self->{channel}{$channel->{id}}) {
2892	$self->{channel}{$channel->{id}} = $channel;	2992	$self->{channel}{$channel->{id}} = $channel;
2893	$self->ext_msg (channel_info => $channel)	2993	$self->ext_msg (channel_info => $channel);
2894	if $self->can_msg;
2895	}	2994	}
2896		2995
2897	$channel = $channel->{id};	2996	$channel = $channel->{id};
2898	}	2997	}
2899		2998
2900	return unless @extra || length $msg;	2999	return unless @extra || length $msg;
2901		3000
2902	if ($self->can_msg) {
2903	# default colour, mask it out	3001	# default colour, mask it out
2904	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3002	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2905	if $color & cf::NDI_DEF;	3003	if $color & cf::NDI_DEF;
2906		3004
2907	$self->send_packet ("msg " . $self->{json_coder}->encode (	3005	my $pkt = "msg "
		3006	. $self->{json_coder}->encode (
2908	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3007	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2909	} else {	3008	);
2910	if ($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		3009
2921	$color &= cf::NDI_COLOR_MASK;	3010	$self->send_big_packet ($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	}	3011	}
2935		3012
2936	=item $client->ext_msg ($type, @msg)	3013	=item $client->ext_msg ($type, @msg)
2937		3014
2938	Sends an ext event to the client.	3015	Sends an ext event to the client.
…		…
2941		3018
2942	sub cf::client::ext_msg($$@) {	3019	sub cf::client::ext_msg($$@) {
2943	my ($self, $type, @msg) = @_;	3020	my ($self, $type, @msg) = @_;
2944		3021
2945	if ($self->extcmd == 2) {	3022	if ($self->extcmd == 2) {
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3023	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2947	} elsif ($self->extcmd == 1) { # TODO: remove	3024	} elsif ($self->extcmd == 1) { # TODO: remove
2948	push @msg, msgtype => "event_$type";	3025	push @msg, msgtype => "event_$type";
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2950	}	3027	}
2951	}	3028	}
2952		3029
2953	=item $client->ext_reply ($msgid, @msg)	3030	=item $client->ext_reply ($msgid, @msg)
2954		3031
…		…
2958		3035
2959	sub cf::client::ext_reply($$@) {	3036	sub cf::client::ext_reply($$@) {
2960	my ($self, $id, @msg) = @_;	3037	my ($self, $id, @msg) = @_;
2961		3038
2962	if ($self->extcmd == 2) {	3039	if ($self->extcmd == 2) {
2963	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2964	} elsif ($self->extcmd == 1) {	3041	} elsif ($self->extcmd == 1) {
2965	#TODO: version 1, remove	3042	#TODO: version 1, remove
2966	unshift @msg, msgtype => "reply", msgid => $id;	3043	unshift @msg, msgtype => "reply", msgid => $id;
2967	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3044	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2968	}	3045	}
2969	}	3046	}
2970		3047
2971	=item $success = $client->query ($flags, "text", \&cb)	3048	=item $success = $client->query ($flags, "text", \&cb)
2972		3049
…		…
3073		3150
3074	$coro	3151	$coro
3075	}	3152	}
3076		3153
3077	cf::client->attach (	3154	cf::client->attach (
3078	on_destroy => sub {	3155	on_client_destroy => sub {
3079	my ($ns) = @_;	3156	my ($ns) = @_;
3080		3157
3081	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3158	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3082	},	3159	},
3083	);	3160	);
…		…
3099	our $safe_hole = new Safe::Hole;	3176	our $safe_hole = new Safe::Hole;
3100		3177
3101	$SIG{FPE} = 'IGNORE';	3178	$SIG{FPE} = 'IGNORE';
3102		3179
3103	$safe->permit_only (Opcode::opset qw(	3180	$safe->permit_only (Opcode::opset qw(
3104	:base_core :base_mem :base_orig :base_math	3181	:base_core :base_mem :base_orig :base_math :base_loop
3105	grepstart grepwhile mapstart mapwhile	3182	grepstart grepwhile mapstart mapwhile
3106	sort time	3183	sort time
3107	));	3184	));
3108		3185
3109	# here we export the classes and methods available to script code	3186	# here we export the classes and methods available to script code
…		…
3113	The following functions and methods are available within a safe environment:	3190	The following functions and methods are available within a safe environment:
3114		3191
3115	cf::object	3192	cf::object
3116	contr pay_amount pay_player map x y force_find force_add destroy	3193	contr pay_amount pay_player map x y force_find force_add destroy
3117	insert remove name archname title slaying race decrease split	3194	insert remove name archname title slaying race decrease split
		3195	value
3118		3196
3119	cf::object::player	3197	cf::object::player
3120	player	3198	player
3121		3199
3122	cf::player	3200	cf::player
…		…
3128	=cut	3206	=cut
3129		3207
3130	for (	3208	for (
3131	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3209	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3132	insert remove inv nrof name archname title slaying race	3210	insert remove inv nrof name archname title slaying race
3133	decrease split destroy)],	3211	decrease split destroy change_exp value msg lore send_msg)],
3134	["cf::object::player" => qw(player)],	3212	["cf::object::player" => qw(player)],
3135	["cf::player" => qw(peaceful)],	3213	["cf::player" => qw(peaceful send_msg)],
3136	["cf::map" => qw(trigger)],	3214	["cf::map" => qw(trigger)],
3137	) {	3215	) {
3138	no strict 'refs';	3216	no strict 'refs';
3139	my ($pkg, @funs) = @$_;	3217	my ($pkg, @funs) = @$_;
3140	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3218	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3158		3236
3159	my $qcode = $code;	3237	my $qcode = $code;
3160	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3238	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3161	$qcode =~ s/\n/\\n/g;	3239	$qcode =~ s/\n/\\n/g;
3162		3240
		3241	%vars = (_dummy => 0) unless %vars;
		3242
		3243	my @res;
3163	local $_;	3244	local $_;
3164	local @safe::cf::_safe_eval_args = values %vars;
3165		3245
3166	my $eval =	3246	my $eval =
3167	"do {\n"	3247	"do {\n"
3168	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3248	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3169	. "#line 0 \"{$qcode}\"\n"	3249	. "#line 0 \"{$qcode}\"\n"
3170	. $code	3250	. $code
3171	. "\n}"	3251	. "\n}"
3172	;	3252	;
3173		3253
		3254	if ($CFG{safe_eval}) {
3174	sub_generation_inc;	3255	sub_generation_inc;
		3256	local @safe::cf::_safe_eval_args = values %vars;
3175	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3257	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3176	sub_generation_inc;	3258	sub_generation_inc;
		3259	} else {
		3260	local @cf::_safe_eval_args = values %vars;
		3261	@res = wantarray ? eval eval : scalar eval $eval;
		3262	}
3177		3263
3178	if ($@) {	3264	if ($@) {
3179	warn "$@";	3265	warn "$@";
3180	warn "while executing safe code '$code'\n";	3266	warn "while executing safe code '$code'\n";
3181	warn "with arguments " . (join " ", %vars) . "\n";	3267	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3200	=cut	3286	=cut
3201		3287
3202	sub register_script_function {	3288	sub register_script_function {
3203	my ($fun, $cb) = @_;	3289	my ($fun, $cb) = @_;
3204		3290
3205	no strict 'refs';	3291	$fun = "safe::$fun" if $CFG{safe_eval};
3206	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3292	*$fun = $safe_hole->wrap ($cb);
3207	}	3293	}
3208		3294
3209	=back	3295	=back
3210		3296
3211	=cut	3297	=cut
…		…
3232		3318
3233	$facedata->{version} == 2	3319	$facedata->{version} == 2
3234	or cf::cleanup "$path: version mismatch, cannot proceed.";	3320	or cf::cleanup "$path: version mismatch, cannot proceed.";
3235		3321
3236	# patch in the exptable	3322	# patch in the exptable
		3323	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3237	$facedata->{resource}{"res/exp_table"} = {	3324	$facedata->{resource}{"res/exp_table"} = {
3238	type => FT_RSRC,	3325	type => FT_RSRC,
3239	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3326	data => $exp_table,
		3327	hash => (Digest::MD5::md5 $exp_table),
3240	};	3328	};
3241	cf::cede_to_tick;	3329	cf::cede_to_tick;
3242		3330
3243	{	3331	{
3244	my $faces = $facedata->{faceinfo};	3332	my $faces = $facedata->{faceinfo};
…		…
3246	while (my ($face, $info) = each %$faces) {	3334	while (my ($face, $info) = each %$faces) {
3247	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3335	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3248		3336
3249	cf::face::set_visibility $idx, $info->{visibility};	3337	cf::face::set_visibility $idx, $info->{visibility};
3250	cf::face::set_magicmap $idx, $info->{magicmap};	3338	cf::face::set_magicmap $idx, $info->{magicmap};
3251	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3339	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3252	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3340	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3253		3341
3254	cf::cede_to_tick;	3342	cf::cede_to_tick;
3255	}	3343	}
3256		3344
3257	while (my ($face, $info) = each %$faces) {	3345	while (my ($face, $info) = each %$faces) {
…		…
3281		3369
3282	cf::anim::invalidate_all; # d'oh	3370	cf::anim::invalidate_all; # d'oh
3283	}	3371	}
3284		3372
3285	{	3373	{
3286	# TODO: for gcfclient pleasure, we should give resources
3287	# that gcfclient doesn't grok a >10000 face index.
3288	my $res = $facedata->{resource};	3374	my $res = $facedata->{resource};
3289		3375
3290	while (my ($name, $info) = each %$res) {	3376	while (my ($name, $info) = each %$res) {
3291	if (defined $info->{type}) {	3377	if (defined $info->{type}) {
3292	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3378	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3293	my $data;
3294		3379
3295	if ($info->{type} & 1) {	3380	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};	3381	cf::face::set_type $idx, $info->{type};
3310	} else {	3382	} else {
3311	$RESOURCE{$name} = $info;	3383	$RESOURCE{$name} = $info;
3312	}	3384	}
3313		3385
…		…
3396	reload_treasures;	3468	reload_treasures;
3397		3469
3398	warn "finished reloading resource files\n";	3470	warn "finished reloading resource files\n";
3399	}	3471	}
3400		3472
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 {	3473	sub reload_config {
		3474	warn "reloading config file...\n";
		3475
3410	open my $fh, "<:utf8", "$CONFDIR/config"	3476	open my $fh, "<:utf8", "$CONFDIR/config"
3411	or return;	3477	or return;
3412		3478
3413	local $/;	3479	local $/;
3414	*CFG = YAML::Load <$fh>;	3480	*CFG = YAML::XS::Load scalar <$fh>;
3415		3481
3416	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3482	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3417		3483
3418	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3484	$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};	3485	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3423	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3489	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3424	and die "WARNING: m(un)lockall failed: $!\n";	3490	and die "WARNING: m(un)lockall failed: $!\n";
3425	};	3491	};
3426	warn $@ if $@;	3492	warn $@ if $@;
3427	}	3493	}
		3494
		3495	warn "finished reloading resource files\n";
		3496	}
		3497
		3498	sub pidfile() {
		3499	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3500	or die "$PIDFILE: $!";
		3501	flock $fh, &Fcntl::LOCK_EX
		3502	or die "$PIDFILE: flock: $!";
		3503	$fh
		3504	}
		3505
		3506	# make sure only one server instance is running at any one time
		3507	sub atomic {
		3508	my $fh = pidfile;
		3509
		3510	my $pid = <$fh>;
		3511	kill 9, $pid if $pid > 0;
		3512
		3513	seek $fh, 0, 0;
		3514	print $fh $$;
		3515	}
		3516
		3517	sub main_loop {
		3518	warn "EV::loop starting\n";
		3519	if (1) {
		3520	EV::loop;
		3521	}
		3522	warn "EV::loop returned\n";
		3523	goto &main_loop unless $REALLY_UNLOOP;
3428	}	3524	}
3429		3525
3430	sub main {	3526	sub main {
		3527	cf::init_globals; # initialise logging
		3528
		3529	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3530	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3531	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3532	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3533
		3534	cf::init_experience;
		3535	cf::init_anim;
		3536	cf::init_attackmess;
		3537	cf::init_dynamic;
		3538
		3539	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3540
3431	# we must not ever block the main coroutine	3541	# we must not ever block the main coroutine
3432	local $Coro::idle = sub {	3542	local $Coro::idle = sub {
3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3543	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3434	(async {	3544	(async {
3435	$Coro::current->{desc} = "IDLE BUG HANDLER";	3545	$Coro::current->{desc} = "IDLE BUG HANDLER";
3436	EV::loop EV::LOOP_ONESHOT;	3546	EV::loop EV::LOOP_ONESHOT;
3437	})->prio (Coro::PRIO_MAX);	3547	})->prio (Coro::PRIO_MAX);
3438	};	3548	};
3439		3549
3440	{	3550	evthread_start IO::AIO::poll_fileno;
3441	my $guard = freeze_mainloop;	3551
		3552	cf::sync_job {
		3553	cf::load_settings;
		3554	cf::load_materials;
		3555
		3556	reload_resources;
3442	reload_config;	3557	reload_config;
3443	db_init;	3558	db_init;
		3559
		3560	cf::init_uuid;
		3561	cf::init_signals;
		3562	cf::init_skills;
		3563
		3564	cf::init_beforeplay;
		3565
		3566	atomic;
		3567
3444	load_extensions;	3568	load_extensions;
3445		3569
3446	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3570	utime time, time, $RUNTIMEFILE;
		3571
		3572	# no (long-running) fork's whatsoever before this point(!)
		3573	use POSIX ();
		3574	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3575
		3576	(pop @POST_INIT)->(0) while @POST_INIT;
3447	}	3577	};
3448		3578
3449	EV::loop;	3579	main_loop;
3450	}	3580	}
3451		3581
3452	#############################################################################	3582	#############################################################################
3453	# initialisation and cleanup	3583	# initialisation and cleanup
3454		3584
…		…
3461	};	3591	};
3462	}	3592	}
3463	}	3593	}
3464		3594
3465	sub write_runtime_sync {	3595	sub write_runtime_sync {
3466	my $runtime = "$LOCALDIR/runtime";	3596	my $t0 = EV::time;
3467		3597
3468	# first touch the runtime file to show we are still running:	3598	# first touch the runtime file to show we are still running:
3469	# the fsync below can take a very very long time.	3599	# the fsync below can take a very very long time.
3470		3600
3471	IO::AIO::aio_utime $runtime, undef, undef;	3601	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3472		3602
3473	my $guard = cf::lock_acquire "write_runtime";	3603	my $guard = cf::lock_acquire "write_runtime";
3474		3604
3475	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3605	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3476	or return;	3606	or return;
3477		3607
3478	my $value = $cf::RUNTIME + 90 + 10;	3608	my $value = $cf::RUNTIME + 90 + 10;
3479	# 10 is the runtime save interval, for a monotonic clock	3609	# 10 is the runtime save interval, for a monotonic clock
3480	# 60 allows for the watchdog to kill the server.	3610	# 60 allows for the watchdog to kill the server.
…		…
3490	aio_utime $fh, undef, undef;	3620	aio_utime $fh, undef, undef;
3491		3621
3492	close $fh	3622	close $fh
3493	or return;	3623	or return;
3494		3624
3495	aio_rename "$runtime~", $runtime	3625	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3496	and return;	3626	and return;
3497		3627
3498	warn "runtime file written.\n";	3628	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3499		3629
3500	1	3630	1
3501	}	3631	}
3502		3632
3503	our $uuid_lock;	3633	our $uuid_lock;
…		…
3512	my $uuid = "$LOCALDIR/uuid";	3642	my $uuid = "$LOCALDIR/uuid";
3513		3643
3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3644	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3515	or return;	3645	or return;
3516		3646
3517	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3647	my $value = uuid_seq uuid_cur;
		3648
		3649	unless ($value) {
		3650	warn "cowardly refusing to write zero uuid value!\n";
		3651	return;
		3652	}
		3653
		3654	my $value = uuid_str $value + $uuid_skip;
3518	$uuid_skip = 0;	3655	$uuid_skip = 0;
3519		3656
3520	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3657	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3521	and return;	3658	and return;
3522		3659
…		…
3544	}	3681	}
3545		3682
3546	sub emergency_save() {	3683	sub emergency_save() {
3547	my $freeze_guard = cf::freeze_mainloop;	3684	my $freeze_guard = cf::freeze_mainloop;
3548		3685
3549	warn "enter emergency perl save\n";	3686	warn "emergency_perl_save: enter\n";
3550		3687
3551	cf::sync_job {	3688	cf::sync_job {
		3689	# this is a trade-off: we want to be very quick here, so
		3690	# save all maps without fsync, and later call a global sync
		3691	# (which in turn might be very very slow)
		3692	local $USE_FSYNC = 0;
		3693
3552	# use a peculiar iteration method to avoid tripping on perl	3694	# use a peculiar iteration method to avoid tripping on perl
3553	# refcount bugs in for. also avoids problems with players	3695	# refcount bugs in for. also avoids problems with players
3554	# and maps saved/destroyed asynchronously.	3696	# and maps saved/destroyed asynchronously.
3555	warn "begin emergency player save\n";	3697	warn "emergency_perl_save: begin player save\n";
3556	for my $login (keys %cf::PLAYER) {	3698	for my $login (keys %cf::PLAYER) {
3557	my $pl = $cf::PLAYER{$login} or next;	3699	my $pl = $cf::PLAYER{$login} or next;
3558	$pl->valid or next;	3700	$pl->valid or next;
3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3701	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3560	$pl->save;	3702	$pl->save;
3561	}	3703	}
3562	warn "end emergency player save\n";	3704	warn "emergency_perl_save: end player save\n";
3563		3705
3564	warn "begin emergency map save\n";	3706	warn "emergency_perl_save: begin map save\n";
3565	for my $path (keys %cf::MAP) {	3707	for my $path (keys %cf::MAP) {
3566	my $map = $cf::MAP{$path} or next;	3708	my $map = $cf::MAP{$path} or next;
3567	$map->valid or next;	3709	$map->valid or next;
3568	$map->save;	3710	$map->save;
3569	}	3711	}
3570	warn "end emergency map save\n";	3712	warn "emergency_perl_save: end map save\n";
3571		3713
3572	warn "begin emergency database checkpoint\n";	3714	warn "emergency_perl_save: begin database checkpoint\n";
3573	BDB::db_env_txn_checkpoint $DB_ENV;	3715	BDB::db_env_txn_checkpoint $DB_ENV;
3574	warn "end emergency database checkpoint\n";	3716	warn "emergency_perl_save: end database checkpoint\n";
3575		3717
3576	warn "begin write uuid\n";	3718	warn "emergency_perl_save: begin write uuid\n";
3577	write_uuid_sync 1;	3719	write_uuid_sync 1;
3578	warn "end write uuid\n";	3720	warn "emergency_perl_save: end write uuid\n";
3579	};	3721	};
3580		3722
		3723	warn "emergency_perl_save: starting sync()\n";
		3724	IO::AIO::aio_sync sub {
		3725	warn "emergency_perl_save: finished sync()\n";
		3726	};
		3727
3581	warn "leave emergency perl save\n";	3728	warn "emergency_perl_save: leave\n";
3582	}	3729	}
3583		3730
3584	sub post_cleanup {	3731	sub post_cleanup {
3585	my ($make_core) = @_;	3732	my ($make_core) = @_;
3586		3733
3587	warn Carp::longmess "post_cleanup backtrace"	3734	warn Carp::longmess "post_cleanup backtrace"
3588	if $make_core;	3735	if $make_core;
		3736
		3737	my $fh = pidfile;
		3738	unlink $PIDFILE if <$fh> == $$;
		3739	}
		3740
		3741	# a safer delete_package, copied from Symbol
		3742	sub clear_package($) {
		3743	my $pkg = shift;
		3744
		3745	# expand to full symbol table name if needed
		3746	unless ($pkg =~ /^main::.*::$/) {
		3747	$pkg = "main$pkg" if $pkg =~ /^::/;
		3748	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3749	$pkg .= '::' unless $pkg =~ /::$/;
		3750	}
		3751
		3752	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3753	my $stem_symtab = *{$stem}{HASH};
		3754
		3755	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3756	or return;
		3757
		3758	# clear all symbols
		3759	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3760	for my $name (keys %$leaf_symtab) {
		3761	_gv_clear *{"$pkg$name"};
		3762	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3763	}
		3764	warn "cleared package $pkg\n";#d#
3589	}	3765	}
3590		3766
3591	sub do_reload_perl() {	3767	sub do_reload_perl() {
3592	# can/must only be called in main	3768	# can/must only be called in main
3593	if ($Coro::current != $Coro::main) {	3769	if ($Coro::current != $Coro::main) {
3594	warn "can only reload from main coroutine";	3770	warn "can only reload from main coroutine";
3595	return;	3771	return;
3596	}	3772	}
3597		3773
		3774	return if $RELOAD++;
		3775
		3776	my $t1 = EV::time;
		3777
		3778	while ($RELOAD) {
3598	warn "reloading...";	3779	warn "reloading...";
3599		3780
3600	warn "entering sync_job";	3781	warn "entering sync_job";
3601		3782
3602	cf::sync_job {	3783	cf::sync_job {
3603	cf::write_runtime_sync; # external watchdog should not bark	3784	cf::write_runtime_sync; # external watchdog should not bark
3604	cf::emergency_save;	3785	cf::emergency_save;
3605	cf::write_runtime_sync; # external watchdog should not bark	3786	cf::write_runtime_sync; # external watchdog should not bark
3606		3787
3607	warn "syncing database to disk";	3788	warn "syncing database to disk";
3608	BDB::db_env_txn_checkpoint $DB_ENV;	3789	BDB::db_env_txn_checkpoint $DB_ENV;
3609		3790
3610	# if anything goes wrong in here, we should simply crash as we already saved	3791	# if anything goes wrong in here, we should simply crash as we already saved
3611		3792
3612	warn "flushing outstanding aio requests";	3793	warn "flushing outstanding aio requests";
3613	for (;;) {
3614	BDB::flush;
3615	IO::AIO::flush;
3616	Coro::cede_notself;
3617	last unless IO::AIO::nreqs || BDB::nreqs;	3794	while (IO::AIO::nreqs || BDB::nreqs) {
3618	warn "iterate...";	3795	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3619	}
3620
3621	++$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	}	3796	}
3644		3797
3645	warn "... nuking $pkg";	3798	warn "cancelling all extension coros";
3646	Symbol::delete_package $pkg;	3799	$_->cancel for values %EXT_CORO;
3647	}	3800	%EXT_CORO = ();
3648		3801
3649	warn "unloading all perl modules loaded from $LIBDIR";	3802	warn "removing commands";
3650	while (my ($k, $v) = each %INC) {	3803	%COMMAND = ();
3651	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3652		3804
		3805	warn "removing ext/exti commands";
		3806	%EXTCMD = ();
		3807	%EXTICMD = ();
		3808
		3809	warn "unloading/nuking all extensions";
		3810	for my $pkg (@EXTS) {
3653	warn "... unloading $k";	3811	warn "... unloading $pkg";
3654	delete $INC{$k};
3655		3812
3656	$k =~ s/\.pm$//;
3657	$k =~ s/\//::/g;
3658
3659	if (my $cb = $k->can ("unload_module")) {	3813	if (my $cb = $pkg->can ("unload")) {
		3814	eval {
3660	$cb->();	3815	$cb->($pkg);
		3816	1
		3817	} or warn "$pkg unloaded, but with errors: $@";
		3818	}
		3819
		3820	warn "... clearing $pkg";
		3821	clear_package $pkg;
3661	}	3822	}
3662		3823
3663	Symbol::delete_package $k;	3824	warn "unloading all perl modules loaded from $LIBDIR";
		3825	while (my ($k, $v) = each %INC) {
		3826	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3827
		3828	warn "... unloading $k";
		3829	delete $INC{$k};
		3830
		3831	$k =~ s/\.pm$//;
		3832	$k =~ s/\//::/g;
		3833
		3834	if (my $cb = $k->can ("unload_module")) {
		3835	$cb->();
		3836	}
		3837
		3838	clear_package $k;
3664	}	3839	}
3665		3840
3666	warn "getting rid of safe::, as good as possible";	3841	warn "getting rid of safe::, as good as possible";
3667	Symbol::delete_package "safe::$_"	3842	clear_package "safe::$_"
3668	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3843	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3669		3844
3670	warn "unloading cf.pm \"a bit\"";	3845	warn "unloading cf.pm \"a bit\"";
3671	delete $INC{"cf.pm"};	3846	delete $INC{"cf.pm"};
3672	delete $INC{"cf/pod.pm"};	3847	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3673		3848
3674	# don't, removes xs symbols, too,	3849	# don't, removes xs symbols, too,
3675	# and global variables created in xs	3850	# and global variables created in xs
3676	#Symbol::delete_package __PACKAGE__;	3851	#clear_package __PACKAGE__;
3677		3852
3678	warn "unload completed, starting to reload now";	3853	warn "unload completed, starting to reload now";
3679		3854
3680	warn "reloading cf.pm";	3855	warn "reloading cf.pm";
3681	require cf;	3856	require cf;
3682	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3857	cf::_connect_to_perl_1;
3683		3858
3684	warn "loading config and database again";	3859	warn "loading config and database again";
3685	cf::reload_config;	3860	cf::reload_config;
3686		3861
3687	warn "loading extensions";	3862	warn "loading extensions";
3688	cf::load_extensions;	3863	cf::load_extensions;
3689		3864
		3865	if ($REATTACH_ON_RELOAD) {
3690	warn "reattaching attachments to objects/players";	3866	warn "reattaching attachments to objects/players";
3691	_global_reattach; # objects, sockets	3867	_global_reattach; # objects, sockets
3692	warn "reattaching attachments to maps";	3868	warn "reattaching attachments to maps";
3693	reattach $_ for values %MAP;	3869	reattach $_ for values %MAP;
3694	warn "reattaching attachments to players";	3870	warn "reattaching attachments to players";
3695	reattach $_ for values %PLAYER;	3871	reattach $_ for values %PLAYER;
		3872	}
3696		3873
		3874	warn "running post_init jobs";
		3875	(pop @POST_INIT)->(1) while @POST_INIT;
		3876
3697	warn "leaving sync_job";	3877	warn "leaving sync_job";
3698		3878
3699	1	3879	1
3700	} or do {	3880	} or do {
3701	warn $@;	3881	warn $@;
3702	cf::cleanup "error while reloading, exiting.";	3882	cf::cleanup "error while reloading, exiting.";
3703	};	3883	};
3704		3884
3705	warn "reloaded";	3885	warn "reloaded";
		3886	--$RELOAD;
		3887	}
		3888
		3889	$t1 = EV::time - $t1;
		3890	warn "reload completed in ${t1}s\n";
3706	};	3891	};
3707		3892
3708	our $RELOAD_WATCHER; # used only during reload	3893	our $RELOAD_WATCHER; # used only during reload
3709		3894
3710	sub reload_perl() {	3895	sub reload_perl() {
3711	# doing reload synchronously and two reloads happen back-to-back,	3896	# doing reload synchronously and two reloads happen back-to-back,
3712	# coro crashes during coro_state_free->destroy here.	3897	# coro crashes during coro_state_free->destroy here.
3713		3898
		3899	$RELOAD_WATCHER ||= cf::async {
		3900	Coro::AIO::aio_wait cache_extensions;
		3901
3714	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3902	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3715	do_reload_perl;	3903	do_reload_perl;
3716	undef $RELOAD_WATCHER;	3904	undef $RELOAD_WATCHER;
		3905	};
3717	};	3906	};
3718	}	3907	}
3719		3908
3720	register_command "reload" => sub {	3909	register_command "reload" => sub {
3721	my ($who, $arg) = @_;	3910	my ($who, $arg) = @_;
…		…
3735		3924
3736	our @WAIT_FOR_TICK;	3925	our @WAIT_FOR_TICK;
3737	our @WAIT_FOR_TICK_BEGIN;	3926	our @WAIT_FOR_TICK_BEGIN;
3738		3927
3739	sub wait_for_tick {	3928	sub wait_for_tick {
3740	return if tick_inhibit || $Coro::current == $Coro::main;	3929	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3741		3930
3742	my $signal = new Coro::Signal;	3931	my $signal = new Coro::Signal;
3743	push @WAIT_FOR_TICK, $signal;	3932	push @WAIT_FOR_TICK, $signal;
3744	$signal->wait;	3933	$signal->wait;
3745	}	3934	}
3746		3935
3747	sub wait_for_tick_begin {	3936	sub wait_for_tick_begin {
3748	return if tick_inhibit || $Coro::current == $Coro::main;	3937	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3749		3938
3750	my $signal = new Coro::Signal;	3939	my $signal = new Coro::Signal;
3751	push @WAIT_FOR_TICK_BEGIN, $signal;	3940	push @WAIT_FOR_TICK_BEGIN, $signal;
3752	$signal->wait;	3941	$signal->wait;
3753	}	3942	}
…		…
3758	unless ++$bug_warning > 10;	3947	unless ++$bug_warning > 10;
3759	return;	3948	return;
3760	}	3949	}
3761		3950
3762	cf::server_tick; # one server iteration	3951	cf::server_tick; # one server iteration
		3952
		3953	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3763		3954
3764	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3955	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3765	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3956	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3766	Coro::async_pool {	3957	Coro::async_pool {
3767	$Coro::current->{desc} = "runtime saver";	3958	$Coro::current->{desc} = "runtime saver";
…		…
3790	}	3981	}
3791		3982
3792	{	3983	{
3793	# configure BDB	3984	# configure BDB
3794		3985
3795	BDB::min_parallel 8;	3986	BDB::min_parallel 16;
3796	BDB::max_poll_reqs $TICK * 0.1;	3987	BDB::max_poll_reqs $TICK * 0.1;
3797	$AnyEvent::BDB::WATCHER->priority (1);	3988	$AnyEvent::BDB::WATCHER->priority (1);
3798		3989
3799	unless ($DB_ENV) {	3990	unless ($DB_ENV) {
3800	$DB_ENV = BDB::db_env_create;	3991	$DB_ENV = BDB::db_env_create;
3801	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3992	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3802	| BDB::LOG_AUTOREMOVE, 1);	3993	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3994	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3803	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3995	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3804	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3996	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3805		3997
3806	cf::sync_job {	3998	cf::sync_job {
3807	eval {	3999	eval {
…		…
3846	$msg =~ s/\n//;	4038	$msg =~ s/\n//;
3847		4039
3848	# limit the # of concurrent backtraces	4040	# limit the # of concurrent backtraces
3849	if ($_log_backtrace < 2) {	4041	if ($_log_backtrace < 2) {
3850	++$_log_backtrace;	4042	++$_log_backtrace;
		4043	my $perl_bt = Carp::longmess $msg;
3851	async {	4044	async {
3852	$Coro::current->{desc} = "abt $msg";	4045	$Coro::current->{desc} = "abt $msg";
3853		4046
3854	my @bt = fork_call {	4047	my @bt = fork_call {
3855	@addr = map { sprintf "%x", $_ } @addr;	4048	@addr = map { sprintf "%x", $_ } @addr;
…		…
3866	}	4059	}
3867		4060
3868	@funcs	4061	@funcs
3869	};	4062	};
3870		4063
3871	LOG llevInfo, "[ABT] $msg\n";	4064	LOG llevInfo, "[ABT] $perl_bt\n";
		4065	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3872	LOG llevInfo, "[ABT] $_\n" for @bt;	4066	LOG llevInfo, "[ABT] $_\n" for @bt;
3873	--$_log_backtrace;	4067	--$_log_backtrace;
3874	};	4068	};
3875	} else {	4069	} else {
3876	LOG llevInfo, "[ABT] $msg\n";	4070	LOG llevInfo, "[ABT] $msg\n";
3877	LOG llevInfo, "[ABT] [suppressed]\n";	4071	LOG llevInfo, "[ABT] [suppressed]\n";
3878	}	4072	}
3879	}	4073	}
3880		4074
3881	# load additional modules	4075	# load additional modules
3882	use cf::pod;	4076	require "cf/$_.pm" for @EXTRA_MODULES;
		4077	cf::_connect_to_perl_2;
3883		4078
3884	END { cf::emergency_save }	4079	END { cf::emergency_save }
3885		4080
3886	1	4081	1
3887		4082

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