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Revision 1.407 by root, Sun Jan 13 09:53:53 2008 UTC vs.
Revision 1.481 by root, Sun Oct 11 00:24:35 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use EV 1.86;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 4.32 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
18	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
23	use Coro::BDB;	49	use Coro::BDB 1.6;
24	use Coro::Storable;	50	use Coro::Storable;
25	use Coro::Util ();	51	use Coro::Util ();
26		52
27	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
28	use BDB ();	54	use BDB ();
29	use Data::Dumper;	55	use Data::Dumper;
30	use Digest::MD5;	56	use Digest::MD5;
31	use Fcntl;	57	use Fcntl;
32	use YAML::Syck ();	58	use YAML ();
33	use IO::AIO 2.51 ();	59	use IO::AIO ();
34	use Time::HiRes;	60	use Time::HiRes;
35	use Compress::LZF;	61	use Compress::LZF;
36	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
37		65
38	# configure various modules to our taste	66	# configure various modules to our taste
39	#	67	#
40	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		76
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	77	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		79
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		81
51	our %COMMAND = ();	82	our %COMMAND = ();
52	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	86	our %EXTCMD = ();
56	our %EXTICMD = ();	87	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
59		90
60	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	92	our @EVENT;
		93	our @REFLECT; # set by XS
		94	our %REFLECT; # set by us
62		95
63	our $CONFDIR = confdir;	96	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	97	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	98	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	99	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	100	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	101	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	102	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	103	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	104	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	105	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	106	our $BDBDIR = "$LOCALDIR/db";
		107	our $PIDFILE = "$LOCALDIR/pid";
		108	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		109
74	our %RESOURCE;	110	our %RESOURCE;
75		111
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	112	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	113	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	114	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	115	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		116
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	117	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	118	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	119	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	120	our $DB_ENV;
88		121
		122	our @EXTRA_MODULES = qw(pod match mapscript);
		123
89	our %CFG;	124	our %CFG;
90		125
91	our $UPTIME; $UPTIME ||= time;	126	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	127	our $RUNTIME;
93	our $NOW;	128	our $NOW;
…		…
99	# used to convert map paths into valid unix filenames by replacing / by ∕	134	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	135	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		136
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	137	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	138	our $LOADAVG; # same thing, but with alpha-smoothing
		139	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	140	our $TICK_START; # for load detecting purposes
		141
		142	our @POST_INIT;
		143
		144	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		145	our $REALLY_UNLOOP; # never set to true, please :)
105		146
106	binmode STDOUT;	147	binmode STDOUT;
107	binmode STDERR;	148	binmode STDERR;
108		149
109	# read virtual server time, if available	150	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	151	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	152	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	153	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	154	$RUNTIME = <$fh> + 0.;
114	}	155	}
		156
		157	eval "sub TICK() { $TICK } 1" or die;
115		158
116	mkdir $_	159	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	160	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		161
119	our $EMERGENCY_POSITION;	162	our $EMERGENCY_POSITION;
120		163
121	sub cf::map::normalise;	164	sub cf::map::normalise;
		165
		166	#############################################################################
		167
		168	%REFLECT = ();
		169	for (@REFLECT) {
		170	my $reflect = JSON::XS::decode_json $_;
		171	$REFLECT{$reflect->{class}} = $reflect;
		172	}
		173
		174	# this is decidedly evil
		175	$REFLECT{object}{flags} = { map $_ => undef, grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		176
123	#############################################################################	177	#############################################################################
124		178
125	=head2 GLOBAL VARIABLES	179	=head2 GLOBAL VARIABLES
126		180
…		…
177		231
178	This array contains the results of the last C<invoke ()> call. When	232	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	233	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	234	that call.
181		235
		236	=item %cf::REFLECT
		237
		238	Contains, for each (C++) class name, a hash reference with information
		239	about object members (methods, scalars, arrays and flags) and other
		240	metadata, which is useful for introspection.
		241
182	=back	242	=back
183		243
184	=cut	244	=cut
185		245
186	BEGIN {	246	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	247	my $msg = join "", @_;
189		248
190	$msg .= "\n"	249	$msg .= "\n"
191	unless $msg =~ /\n$/;	250	unless $msg =~ /\n$/;
192		251
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	252	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		253
195	LOG llevError, $msg;	254	LOG llevError, $msg;
196	};	255	};
197	}
198		256
199	$Coro::State::DIEHOOK = sub {	257	$Coro::State::DIEHOOK = sub {
		258	return unless $^S eq 0; # "eq", not "=="
		259
200	warn Carp::longmess $_[0];	260	warn Carp::longmess $_[0];
		261
		262	if ($Coro::current == $Coro::main) {#d#
		263	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		264	return;#d#
		265	}#d#
		266
		267	# kill coroutine otherwise
201	Coro::terminate;	268	Coro::terminate
202	};	269	};
203		270
204	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	271	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
205	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	272	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
206	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	273	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
214	for my $pkg (qw(	281	for my $pkg (qw(
215	cf::global cf::attachable	282	cf::global cf::attachable
216	cf::object cf::object::player	283	cf::object cf::object::player
217	cf::client cf::player	284	cf::client cf::player
218	cf::arch cf::living	285	cf::arch cf::living
		286	cf::map cf::mapspace
219	cf::map cf::party cf::region	287	cf::party cf::region
220	)) {	288	)) {
221	no strict 'refs';
222	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	289	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
223	}	290	}
224		291
225	$EV::DIED = sub {	292	$EV::DIED = sub {
226	warn "error in event callback: @_";	293	warn "error in event callback: @_";
…		…
268	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	335	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
269		336
270	sub encode_json($) { $json_coder->encode ($_[0]) }	337	sub encode_json($) { $json_coder->encode ($_[0]) }
271	sub decode_json($) { $json_coder->decode ($_[0]) }	338	sub decode_json($) { $json_coder->decode ($_[0]) }
272		339
		340	=item cf::post_init { BLOCK }
		341
		342	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		343	but I<before> the server starts ticking again.
		344
		345	The cdoeblock will have a single boolean argument to indicate whether this
		346	is a reload or not.
		347
		348	=cut
		349
		350	sub post_init(&) {
		351	push @POST_INIT, shift;
		352	}
		353
273	=item cf::lock_wait $string	354	=item cf::lock_wait $string
274		355
275	Wait until the given lock is available. See cf::lock_acquire.	356	Wait until the given lock is available. See cf::lock_acquire.
276		357
277	=item my $lock = cf::lock_acquire $string	358	=item my $lock = cf::lock_acquire $string
278		359
279	Wait until the given lock is available and then acquires it and returns	360	Wait until the given lock is available and then acquires it and returns
280	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	361	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
281	for example when the coroutine gets canceled), the lock is automatically	362	for example when the coroutine gets canceled), the lock is automatically
282	returned.	363	returned.
283		364
284	Locks are *not* recursive, locking from the same coro twice results in a	365	Locks are *not* recursive, locking from the same coro twice results in a
285	deadlocked coro.	366	deadlocked coro.
…		…
291		372
292	Return true if the lock is currently active, i.e. somebody has locked it.	373	Return true if the lock is currently active, i.e. somebody has locked it.
293		374
294	=cut	375	=cut
295		376
296	our %LOCK;	377	our $LOCKS = new Coro::SemaphoreSet;
297	our %LOCKER;#d#
298		378
299	sub lock_wait($) {	379	sub lock_wait($) {
300	my ($key) = @_;	380	$LOCKS->wait ($_[0]);
301
302	if ($LOCKER{$key} == $Coro::current) {#d#
303	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
304	return;#d#
305	}#d#
306
307	# wait for lock, if any
308	while ($LOCK{$key}) {
309	push @{ $LOCK{$key} }, $Coro::current;
310	Coro::schedule;
311	}
312	}	381	}
313		382
314	sub lock_acquire($) {	383	sub lock_acquire($) {
315	my ($key) = @_;	384	$LOCKS->guard ($_[0])
316
317	# wait, to be sure we are not locked
318	lock_wait $key;
319
320	$LOCK{$key} = [];
321	$LOCKER{$key} = $Coro::current;#d#
322
323	Coro::guard {
324	delete $LOCKER{$key};#d#
325	# wake up all waiters, to be on the safe side
326	$_->ready for @{ delete $LOCK{$key} };
327	}
328	}	385	}
329		386
330	sub lock_active($) {	387	sub lock_active($) {
331	my ($key) = @_;	388	$LOCKS->count ($_[0]) < 1
332
333	! ! $LOCK{$key}
334	}	389	}
335		390
336	sub freeze_mainloop {	391	sub freeze_mainloop {
337	return unless $TICK_WATCHER->is_active;	392	tick_inhibit_inc;
338		393
339	my $guard = Coro::guard {	394	&Guard::guard (\&tick_inhibit_dec);
340	$TICK_WATCHER->start;
341	};
342	$TICK_WATCHER->stop;
343	$guard
344	}	395	}
345		396
346	=item cf::periodic $interval, $cb	397	=item cf::periodic $interval, $cb
347		398
348	Like EV::periodic, but randomly selects a starting point so that the actions	399	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
403	}	454	}
404	}	455	}
405	};	456	};
406		457
407	sub get_slot($;$$) {	458	sub get_slot($;$$) {
		459	return if tick_inhibit || $Coro::current == $Coro::main;
		460
408	my ($time, $pri, $name) = @_;	461	my ($time, $pri, $name) = @_;
409		462
410	$time = $TICK * .6 if $time > $TICK * .6;	463	$time = $TICK * .6 if $time > $TICK * .6;
411	my $sig = new Coro::Signal;	464	my $sig = new Coro::Signal;
412		465
…		…
449	# this is the main coro, too bad, we have to block	502	# this is the main coro, too bad, we have to block
450	# till the operation succeeds, freezing the server :/	503	# till the operation succeeds, freezing the server :/
451		504
452	LOG llevError, Carp::longmess "sync job";#d#	505	LOG llevError, Carp::longmess "sync job";#d#
453		506
454	# TODO: use suspend/resume instead
455	# (but this is cancel-safe)
456	my $freeze_guard = freeze_mainloop;	507	my $freeze_guard = freeze_mainloop;
457		508
458	my $busy = 1;	509	my $busy = 1;
459	my @res;	510	my @res;
460		511
…		…
471	} else {	522	} else {
472	EV::loop EV::LOOP_ONESHOT;	523	EV::loop EV::LOOP_ONESHOT;
473	}	524	}
474	}	525	}
475		526
476	$time = EV::time - $time;	527	my $time = EV::time - $time;
477		528
478	LOG llevError | logBacktrace, Carp::longmess "long sync job"
479	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
480
481	$tick_start += $time; # do not account sync jobs to server load	529	$TICK_START += $time; # do not account sync jobs to server load
482		530
483	wantarray ? @res : $res[0]	531	wantarray ? @res : $res[0]
484	} else {	532	} else {
485	# we are in another coroutine, how wonderful, everything just works	533	# we are in another coroutine, how wonderful, everything just works
486		534
…		…
528	reset_signals;	576	reset_signals;
529	&$cb	577	&$cb
530	}, @args;	578	}, @args;
531		579
532	wantarray ? @res : $res[-1]	580	wantarray ? @res : $res[-1]
		581	}
		582
		583	=item $coin = coin_from_name $name
		584
		585	=cut
		586
		587	our %coin_alias = (
		588	"silver" => "silvercoin",
		589	"silvercoin" => "silvercoin",
		590	"silvercoins" => "silvercoin",
		591	"gold" => "goldcoin",
		592	"goldcoin" => "goldcoin",
		593	"goldcoins" => "goldcoin",
		594	"platinum" => "platinacoin",
		595	"platinumcoin" => "platinacoin",
		596	"platinumcoins" => "platinacoin",
		597	"platina" => "platinacoin",
		598	"platinacoin" => "platinacoin",
		599	"platinacoins" => "platinacoin",
		600	"royalty" => "royalty",
		601	"royalties" => "royalty",
		602	);
		603
		604	sub coin_from_name($) {
		605	$coin_alias{$_[0]}
		606	? cf::arch::find $coin_alias{$_[0]}
		607	: undef
533	}	608	}
534		609
535	=item $value = cf::db_get $family => $key	610	=item $value = cf::db_get $family => $key
536		611
537	Returns a single value from the environment database.	612	Returns a single value from the environment database.
…		…
676		751
677	#############################################################################	752	#############################################################################
678		753
679	=head2 ATTACHABLE OBJECTS	754	=head2 ATTACHABLE OBJECTS
680		755
681	Many objects in crossfire are so-called attachable objects. That means you can	756	Many objects in deliantra are so-called attachable objects. That means you can
682	attach callbacks/event handlers (a collection of which is called an "attachment")	757	attach callbacks/event handlers (a collection of which is called an "attachment")
683	to it. All such attachable objects support the following methods.	758	to it. All such attachable objects support the following methods.
684		759
685	In the following description, CLASS can be any of C<global>, C<object>	760	In the following description, CLASS can be any of C<global>, C<object>
686	C<player>, C<client> or C<map> (i.e. the attachable objects in	761	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
736	=item cf::CLASS::attachment $name, ...	811	=item cf::CLASS::attachment $name, ...
737		812
738	Register an attachment by C<$name> through which attachable objects of the	813	Register an attachment by C<$name> through which attachable objects of the
739	given CLASS can refer to this attachment.	814	given CLASS can refer to this attachment.
740		815
741	Some classes such as crossfire maps and objects can specify attachments	816	Some classes such as deliantra maps and objects can specify attachments
742	that are attached at load/instantiate time, thus the need for a name.	817	that are attached at load/instantiate time, thus the need for a name.
743		818
744	These calls expect any number of the following handler/hook descriptions:	819	These calls expect any number of the following handler/hook descriptions:
745		820
746	=over 4	821	=over 4
…		…
1037		1112
1038	sub reattach {	1113	sub reattach {
1039	# basically do the same as instantiate, without calling instantiate	1114	# basically do the same as instantiate, without calling instantiate
1040	my ($obj) = @_;	1115	my ($obj) = @_;
1041		1116
		1117	# no longer needed after getting rid of delete_package?
1042	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1118	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1043		1119
1044	my $registry = $obj->registry;	1120	my $registry = $obj->registry;
1045		1121
1046	@$registry = ();	1122	@$registry = ();
1047		1123
…		…
1093	utf8::decode (my $decname = $filename);	1169	utf8::decode (my $decname = $filename);
1094	warn sprintf "saving %s (%d,%d)\n",	1170	warn sprintf "saving %s (%d,%d)\n",
1095	$decname, length $$rdata, scalar @$objs;	1171	$decname, length $$rdata, scalar @$objs;
1096		1172
1097	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1173	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1174	aio_chmod $fh, SAVE_MODE;
1099	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1175	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1100	aio_fsync $fh if $cf::USE_FSYNC;	1176	if ($cf::USE_FSYNC) {
		1177	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;
		1178	aio_fsync $fh;
		1179	}
1101	close $fh;	1180	aio_close $fh;
1102		1181
1103	if (@$objs) {	1182	if (@$objs) {
1104	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1183	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1105	chmod SAVE_MODE, $fh;	1184	aio_chmod $fh, SAVE_MODE;
1106	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1185	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1107	aio_write $fh, 0, (length $data), $data, 0;	1186	aio_write $fh, 0, (length $data), $data, 0;
1108	aio_fsync $fh if $cf::USE_FSYNC;	1187	if ($cf::USE_FSYNC) {
		1188	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;
		1189	aio_fsync $fh;
		1190	}
1109	close $fh;	1191	aio_close $fh;
1110	aio_rename "$filename.pst~", "$filename.pst";	1192	aio_rename "$filename.pst~", "$filename.pst";
1111	}	1193	}
1112	} else {	1194	} else {
1113	aio_unlink "$filename.pst";	1195	aio_unlink "$filename.pst";
1114	}	1196	}
1115		1197
1116	aio_rename "$filename~", $filename;	1198	aio_rename "$filename~", $filename;
		1199
		1200	$filename =~ s%/[^/]+$%%;
		1201	aio_pathsync $filename if $cf::USE_FSYNC;
1117	} else {	1202	} else {
1118	warn "FATAL: $filename~: $!\n";	1203	warn "unable to save objects: $filename~: $!\n";
1119	}	1204	}
1120	} else {	1205	} else {
1121	aio_unlink $filename;	1206	aio_unlink $filename;
1122	aio_unlink "$filename.pst";	1207	aio_unlink "$filename.pst";
1123	}	1208	}
…		…
1214	my ($name, $cb) = @_;	1299	my ($name, $cb) = @_;
1215		1300
1216	$EXTICMD{$name} = $cb;	1301	$EXTICMD{$name} = $cb;
1217	}	1302	}
1218		1303
		1304	use File::Glob ();
		1305
1219	cf::player->attach (	1306	cf::player->attach (
1220	on_command => sub {	1307	on_command => sub {
1221	my ($pl, $name, $params) = @_;	1308	my ($pl, $name, $params) = @_;
1222		1309
1223	my $cb = $COMMAND{$name}	1310	my $cb = $COMMAND{$name}
…		…
1255		1342
1256	cf::override;	1343	cf::override;
1257	},	1344	},
1258	);	1345	);
1259		1346
		1347	# "readahead" all extensions
		1348	sub cache_extensions {
		1349	my $grp = IO::AIO::aio_group;
		1350
		1351	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1352	for (grep /\.ext$/, @{$_[0]}) {
		1353	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1354	}
		1355	};
		1356
		1357	$grp
		1358	}
		1359
1260	sub load_extensions {	1360	sub load_extensions {
1261	cf::sync_job {	1361	cf::sync_job {
1262	my %todo;	1362	my %todo;
1263		1363
1264	for my $path (<$LIBDIR/*.ext>) {	1364	for my $path (<$LIBDIR/*.ext>) {
…		…
1283		1383
1284	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1384	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1285	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1385	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1286		1386
1287	$ext{source} =	1387	$ext{source} =
1288	"package $pkg; use strict; use utf8;\n"	1388	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1289	. "#line 1 \"$path\"\n{\n"	1389	. "#line 1 \"$path\"\n{\n"
1290	. $source	1390	. $source
1291	. "\n};\n1";	1391	. "\n};\n1";
1292		1392
1293	$todo{$base} = \%ext;	1393	$todo{$base} = \%ext;
…		…
1309	my $msg = $@ ? "$v->{path}: $@\n"	1409	my $msg = $@ ? "$v->{path}: $@\n"
1310	: "$v->{base}: extension inactive.\n";	1410	: "$v->{base}: extension inactive.\n";
1311		1411
1312	if (exists $v->{meta}{mandatory}) {	1412	if (exists $v->{meta}{mandatory}) {
1313	warn $msg;	1413	warn $msg;
1314	warn "mandatory extension failed to load, exiting.\n";	1414	cf::cleanup "mandatory extension failed to load, exiting.";
1315	exit 1;
1316	}	1415	}
1317		1416
1318	warn $msg;	1417	warn $msg;
1319	}	1418	}
1320		1419
…		…
1334		1433
1335	=back	1434	=back
1336		1435
1337	=head2 CORE EXTENSIONS	1436	=head2 CORE EXTENSIONS
1338		1437
1339	Functions and methods that extend core crossfire objects.	1438	Functions and methods that extend core deliantra objects.
1340		1439
1341	=cut	1440	=cut
1342		1441
1343	package cf::player;	1442	package cf::player;
1344		1443
…		…
1387		1486
1388	sub exists($) {	1487	sub exists($) {
1389	my ($login) = @_;	1488	my ($login) = @_;
1390		1489
1391	$cf::PLAYER{$login}	1490	$cf::PLAYER{$login}
1392	or cf::sync_job { !aio_stat path $login }	1491	or !aio_stat path $login
1393	}	1492	}
1394		1493
1395	sub find($) {	1494	sub find($) {
1396	return $cf::PLAYER{$_[0]} || do {	1495	return $cf::PLAYER{$_[0]} || do {
1397	my $login = $_[0];	1496	my $login = $_[0];
…		…
1409	my $f = new_from_file cf::object::thawer path $login	1508	my $f = new_from_file cf::object::thawer path $login
1410	or return;	1509	or return;
1411		1510
1412	my $pl = cf::player::load_pl $f	1511	my $pl = cf::player::load_pl $f
1413	or return;	1512	or return;
		1513
1414	local $cf::PLAYER_LOADING{$login} = $pl;	1514	local $cf::PLAYER_LOADING{$login} = $pl;
1415	$f->resolve_delayed_derefs;	1515	$f->resolve_delayed_derefs;
1416	$cf::PLAYER{$login} = $pl	1516	$cf::PLAYER{$login} = $pl
1417	}	1517	}
1418	}	1518	}
…		…
1428		1528
1429	return if $pl->{deny_save};	1529	return if $pl->{deny_save};
1430		1530
1431	aio_mkdir playerdir $pl, 0770;	1531	aio_mkdir playerdir $pl, 0770;
1432	$pl->{last_save} = $cf::RUNTIME;	1532	$pl->{last_save} = $cf::RUNTIME;
		1533
		1534	cf::get_slot 0.01;
1433		1535
1434	$pl->save_pl ($path);	1536	$pl->save_pl ($path);
1435	cf::cede_to_tick;	1537	cf::cede_to_tick;
1436	}	1538	}
1437		1539
…		…
1469	my ($pl) = @_;	1571	my ($pl) = @_;
1470		1572
1471	my $name = $pl->ob->name;	1573	my $name = $pl->ob->name;
1472		1574
1473	$pl->{deny_save} = 1;	1575	$pl->{deny_save} = 1;
1474	$pl->password ("*"); # this should lock out the player until we nuked the dir	1576	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1475		1577
1476	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1578	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1477	$pl->deactivate;	1579	$pl->deactivate;
		1580	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1581	$pl->ob->check_score;
1478	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1582	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1479	$pl->ns->destroy if $pl->ns;	1583	$pl->ns->destroy if $pl->ns;
1480		1584
1481	my $path = playerdir $pl;	1585	my $path = playerdir $pl;
1482	my $temp = "$path~$cf::RUNTIME~deleting~";	1586	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1521		1625
1522	for my $login (@$dirs) {	1626	for my $login (@$dirs) {
1523	my $path = path $login;	1627	my $path = path $login;
1524		1628
1525	# a .pst is a dead give-away for a valid player	1629	# a .pst is a dead give-away for a valid player
1526	unless (-e "$path.pst") {	1630	# if no pst file found, open and chekc for blocked users
		1631	if (aio_stat "$path.pst") {
1527	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1632	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1528	aio_read $fh, 0, 512, my $buf, 0 or next;	1633	aio_read $fh, 0, 512, my $buf, 0 or next;
1529	$buf !~ /^password -------------$/m or next; # official not-valid tag	1634	$buf !~ /^password -------------$/m or next; # official not-valid tag
1530	}	1635	}
1531		1636
…		…
1562	}	1667	}
1563		1668
1564	\@paths	1669	\@paths
1565	}	1670	}
1566		1671
1567	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1672	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1568		1673
1569	Expand crossfire pod fragments into protocol xml.	1674	Expand deliantra pod fragments into protocol xml.
1570
1571	=cut
1572
1573	use re 'eval';
1574
1575	my $group;
1576	my $interior; $interior = qr{
1577	# match a pod interior sequence sans C<< >>
1578	(?:
1579	\ (.*?)\ (?{ $group = $^N })
1580	| < (??{$interior}) >
1581	)
1582	}x;
1583
1584	sub expand_cfpod {
1585	my ($self, $pod) = @_;
1586
1587	my $xml;
1588
1589	while () {
1590	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1591	$group = $1;
1592
1593	$group =~ s/&/&amp;/g;
1594	$group =~ s/</&lt;/g;
1595
1596	$xml .= $group;
1597	} elsif ($pod =~ m%\G
1598	([BCGHITU])
1599	<
1600	(?:
1601	([^<>]*) (?{ $group = $^N })
1602	| < $interior >
1603	)
1604	>
1605	%gcsx
1606	) {
1607	my ($code, $data) = ($1, $group);
1608
1609	if ($code eq "B") {
1610	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1611	} elsif ($code eq "I") {
1612	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1613	} elsif ($code eq "U") {
1614	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1615	} elsif ($code eq "C") {
1616	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1617	} elsif ($code eq "T") {
1618	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1619	} elsif ($code eq "G") {
1620	my ($male, $female) = split /\|/, $data;
1621	$data = $self->gender ? $female : $male;
1622	$xml .= expand_cfpod ($self, $data);
1623	} elsif ($code eq "H") {
1624	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1625	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1626	"")
1627	[$self->{hintmode}];
1628	} else {
1629	$xml .= "error processing '$code($data)' directive";
1630	}
1631	} else {
1632	if ($pod =~ /\G(.+)/) {
1633	warn "parse error while expanding $pod (at $1)";
1634	}
1635	last;
1636	}
1637	}
1638
1639	for ($xml) {
1640	# create single paragraphs (very hackish)
1641	s/(?<=\S)\n(?=\w)/ /g;
1642
1643	# compress some whitespace
1644	s/\s+\n/\n/g; # ws line-ends
1645	s/\n\n+/\n/g; # double lines
1646	s/^\n+//; # beginning lines
1647	s/\n+$//; # ending lines
1648	}
1649
1650	$xml
1651	}
1652
1653	no re 'eval';
1654
1655	sub hintmode {
1656	$_[0]{hintmode} = $_[1] if @_ > 1;
1657	$_[0]{hintmode}
1658	}
1659		1675
1660	=item $player->ext_reply ($msgid, @msg)	1676	=item $player->ext_reply ($msgid, @msg)
1661		1677
1662	Sends an ext reply to the player.	1678	Sends an ext reply to the player.
1663		1679
…		…
1730	our $MAX_RESET = 3600;	1746	our $MAX_RESET = 3600;
1731	our $DEFAULT_RESET = 3000;	1747	our $DEFAULT_RESET = 3000;
1732		1748
1733	sub generate_random_map {	1749	sub generate_random_map {
1734	my ($self, $rmp) = @_;	1750	my ($self, $rmp) = @_;
		1751
		1752	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1753
1735	# mit "rum" bekleckern, nicht	1754	# mit "rum" bekleckern, nicht
1736	$self->_create_random_map (	1755	$self->_create_random_map (
1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1756	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1757	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1758	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1861		1880
1862	# the temporary/swap location	1881	# the temporary/swap location
1863	sub save_path {	1882	sub save_path {
1864	my ($self) = @_;	1883	my ($self) = @_;
1865		1884
1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1885	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1867	"$TMPDIR/$path.map"	1886	"$TMPDIR/$path.map"
1868	}	1887	}
1869		1888
1870	# the unique path, undef == no special unique path	1889	# the unique path, undef == no special unique path
1871	sub uniq_path {	1890	sub uniq_path {
1872	my ($self) = @_;	1891	my ($self) = @_;
1873		1892
1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1893	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1875	"$UNIQUEDIR/$path"	1894	"$UNIQUEDIR/$path"
1876	}
1877
1878	# and all this just because we cannot iterate over
1879	# all maps in C++...
1880	sub change_all_map_light {
1881	my ($change) = @_;
1882
1883	$_->change_map_light ($change)
1884	for grep $_->outdoor, values %cf::MAP;
1885	}	1895	}
1886		1896
1887	sub decay_objects {	1897	sub decay_objects {
1888	my ($self) = @_;	1898	my ($self) = @_;
1889		1899
…		…
1973	sub find {	1983	sub find {
1974	my ($path, $origin) = @_;	1984	my ($path, $origin) = @_;
1975		1985
1976	$path = normalise $path, $origin && $origin->path;	1986	$path = normalise $path, $origin && $origin->path;
1977		1987
1978	cf::lock_wait "map_data:$path";#d#remove	1988	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1979	cf::lock_wait "map_find:$path";	1989	my $guard2 = cf::lock_acquire "map_find:$path";
1980		1990
1981	$cf::MAP{$path} || do {	1991	$cf::MAP{$path} || do {
1982	my $guard1 = cf::lock_acquire "map_find:$path";
1983	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1984
1985	my $map = new_from_path cf::map $path	1992	my $map = new_from_path cf::map $path
1986	or return;	1993	or return;
1987		1994
1988	$map->{last_save} = $cf::RUNTIME;	1995	$map->{last_save} = $cf::RUNTIME;
1989		1996
…		…
1991	or return;	1998	or return;
1992		1999
1993	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2000	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1994	# doing this can freeze the server in a sync job, obviously	2001	# doing this can freeze the server in a sync job, obviously
1995	#$cf::WAIT_FOR_TICK->wait;	2002	#$cf::WAIT_FOR_TICK->wait;
		2003	undef $guard2;
1996	undef $guard1;	2004	undef $guard1;
1997	undef $guard2;
1998	$map->reset;	2005	$map->reset;
1999	return find $path;	2006	return find $path;
2000	}	2007	}
2001		2008
2002	$cf::MAP{$path} = $map	2009	$cf::MAP{$path} = $map
…		…
2029	my $f = new_from_file cf::object::thawer $self->{load_path};	2036	my $f = new_from_file cf::object::thawer $self->{load_path};
2030	$f->skip_block;	2037	$f->skip_block;
2031	$self->_load_objects ($f)	2038	$self->_load_objects ($f)
2032	or return;	2039	or return;
2033		2040
2034	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2041	$self->post_load_original
2035	if delete $self->{load_original};	2042	if delete $self->{load_original};
2036		2043
2037	if (my $uniq = $self->uniq_path) {	2044	if (my $uniq = $self->uniq_path) {
2038	utf8::encode $uniq;	2045	utf8::encode $uniq;
2039	unless (aio_stat $uniq) {	2046	unless (aio_stat $uniq) {
…		…
2057	unless ($self->{deny_activate}) {	2064	unless ($self->{deny_activate}) {
2058	$self->decay_objects;	2065	$self->decay_objects;
2059	$self->fix_auto_apply;	2066	$self->fix_auto_apply;
2060	$self->update_buttons;	2067	$self->update_buttons;
2061	cf::cede_to_tick;	2068	cf::cede_to_tick;
2062	$self->set_darkness_map;
2063	cf::cede_to_tick;
2064	$self->activate;	2069	$self->activate;
2065	}	2070	}
2066		2071
2067	$self->{last_save} = $cf::RUNTIME;	2072	$self->{last_save} = $cf::RUNTIME;
2068	$self->last_access ($cf::RUNTIME);	2073	$self->last_access ($cf::RUNTIME);
2069		2074
2070	$self->in_memory (cf::MAP_IN_MEMORY);	2075	$self->in_memory (cf::MAP_ACTIVE);
2071	}	2076	}
2072		2077
2073	$self->post_load;	2078	$self->post_load;
2074	}	2079	}
2075		2080
…		…
2133	my ($path, $origin, $load) = @_;	2138	my ($path, $origin, $load) = @_;
2134		2139
2135	$path = normalise $path, $origin && $origin->{path};	2140	$path = normalise $path, $origin && $origin->{path};
2136		2141
2137	if (my $map = $cf::MAP{$path}) {	2142	if (my $map = $cf::MAP{$path}) {
2138	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2143	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2139	}	2144	}
2140		2145
2141	$MAP_PREFETCH{$path} |= $load;	2146	$MAP_PREFETCH{$path} |= $load;
2142		2147
2143	$MAP_PREFETCHER ||= cf::async {	2148	$MAP_PREFETCHER ||= cf::async {
…		…
2180	cf::async {	2185	cf::async {
2181	$Coro::current->{desc} = "map player save";	2186	$Coro::current->{desc} = "map player save";
2182	$_->contr->save for $self->players;	2187	$_->contr->save for $self->players;
2183	};	2188	};
2184		2189
		2190	cf::get_slot 0.02;
		2191
2185	if ($uniq) {	2192	if ($uniq) {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2193	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2187	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2194	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2188	} else {	2195	} else {
2189	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2196	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2197	$self->save;	2204	$self->save;
2198		2205
2199	my $lock = cf::lock_acquire "map_data:$self->{path}";	2206	my $lock = cf::lock_acquire "map_data:$self->{path}";
2200		2207
2201	return if $self->players;	2208	return if $self->players;
2202	return if $self->in_memory != cf::MAP_IN_MEMORY;	2209	return if $self->in_memory != cf::MAP_ACTIVE;
2203	return if $self->{deny_save};	2210	return if $self->{deny_save};
2204		2211
2205	$self->in_memory (cf::MAP_SWAPPED);	2212	$self->in_memory (cf::MAP_SWAPPED);
2206		2213
2207	$self->deactivate;	2214	$self->deactivate;
…		…
2232		2239
2233	my $lock = cf::lock_acquire "map_data:$self->{path}";	2240	my $lock = cf::lock_acquire "map_data:$self->{path}";
2234		2241
2235	return if $self->players;	2242	return if $self->players;
2236		2243
2237	warn "resetting map ", $self->path;	2244	warn "resetting map ", $self->path, "\n";
2238		2245
2239	$self->in_memory (cf::MAP_SWAPPED);	2246	$self->in_memory (cf::MAP_SWAPPED);
2240		2247
2241	# need to save uniques path	2248	# need to save uniques path
2242	unless ($self->{deny_save}) {	2249	unless ($self->{deny_save}) {
…		…
2325		2332
2326	sub unique_maps() {	2333	sub unique_maps() {
2327	[	2334	[
2328	map {	2335	map {
2329	utf8::decode $_;	2336	utf8::decode $_;
2330	/\.map$/	2337	s/\.map$//; # TODO future compatibility hack
		2338	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2339	? ()
2331	? normalise $_	2340	: normalise $_
2332	: ()
2333	} @{ aio_readdir $UNIQUEDIR or [] }	2341	} @{ aio_readdir $UNIQUEDIR or [] }
2334	]	2342	]
2335	}	2343	}
2336		2344
2337	package cf;
2338
2339	=back	2345	=back
2340		2346
2341	=head3 cf::object	2347	=head3 cf::object
2342		2348
2343	=cut	2349	=cut
…		…
2346		2352
2347	=over 4	2353	=over 4
2348		2354
2349	=item $ob->inv_recursive	2355	=item $ob->inv_recursive
2350		2356
2351	Returns the inventory of the object _and_ their inventories, recursively.	2357	Returns the inventory of the object I<and> their inventories, recursively,
		2358	but I<not> the object itself.
2352		2359
2353	=cut	2360	=cut
2354		2361
2355	sub inv_recursive_;	2362	sub inv_recursive_;
2356	sub inv_recursive_ {	2363	sub inv_recursive_ {
…		…
2361	inv_recursive_ inv $_[0]	2368	inv_recursive_ inv $_[0]
2362	}	2369	}
2363		2370
2364	=item $ref = $ob->ref	2371	=item $ref = $ob->ref
2365		2372
2366	creates and returns a persistent reference to an objetc that can be stored as a string.	2373	Creates and returns a persistent reference to an object that can be stored as a string.
2367		2374
2368	=item $ob = cf::object::deref ($refstring)	2375	=item $ob = cf::object::deref ($refstring)
2369		2376
2370	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2377	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2371	even if the object actually exists. May block.	2378	even if the object actually exists. May block.
…		…
2403	can be C<undef>. Does the right thing when the player is currently in a	2410	can be C<undef>. Does the right thing when the player is currently in a
2404	dialogue with the given NPC character.	2411	dialogue with the given NPC character.
2405		2412
2406	=cut	2413	=cut
2407		2414
		2415	our $SAY_CHANNEL = {
		2416	id => "say",
		2417	title => "Map",
		2418	reply => "say ",
		2419	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2420	};
		2421
		2422	our $CHAT_CHANNEL = {
		2423	id => "chat",
		2424	title => "Chat",
		2425	reply => "chat ",
		2426	tooltip => "Player chat and shouts, global to the server.",
		2427	};
		2428
2408	# rough implementation of a future "reply" method that works	2429	# rough implementation of a future "reply" method that works
2409	# with dialog boxes.	2430	# with dialog boxes.
2410	#TODO: the first argument must go, split into a $npc->reply_to ( method	2431	#TODO: the first argument must go, split into a $npc->reply_to ( method
2411	sub cf::object::player::reply($$$;$) {	2432	sub cf::object::player::reply($$$;$) {
2412	my ($self, $npc, $msg, $flags) = @_;	2433	my ($self, $npc, $msg, $flags) = @_;
…		…
2423	my $dialog = $pl->{npc_dialog};	2444	my $dialog = $pl->{npc_dialog};
2424	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2445	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2425		2446
2426	} else {	2447	} else {
2427	$msg = $npc->name . " says: $msg" if $npc;	2448	$msg = $npc->name . " says: $msg" if $npc;
2428	$self->message ($msg, $flags);	2449	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2429	}	2450	}
2430	}	2451	}
2431	}	2452	}
2432		2453
2433	=item $object->send_msg ($channel, $msg, $color, [extra...])	2454	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2458		2479
2459	=item $player_object->enter_link	2480	=item $player_object->enter_link
2460		2481
2461	Freezes the player and moves him/her to a special map (C<{link}>).	2482	Freezes the player and moves him/her to a special map (C<{link}>).
2462		2483
2463	The player should be reasonably safe there for short amounts of time. You	2484	The player should be reasonably safe there for short amounts of time (e.g.
2464	I<MUST> call C<leave_link> as soon as possible, though.	2485	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2486	though, as the palyer cannot control the character while it is on the link
		2487	map.
2465		2488
2466	Will never block.	2489	Will never block.
2467		2490
2468	=item $player_object->leave_link ($map, $x, $y)	2491	=item $player_object->leave_link ($map, $x, $y)
2469		2492
…		…
2527		2550
2528	$map->load;	2551	$map->load;
2529	$map->load_neighbours;	2552	$map->load_neighbours;
2530		2553
2531	return unless $self->contr->active;	2554	return unless $self->contr->active;
2532	$self->activate_recursive;
2533		2555
2534	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2556	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2535	$self->enter_map ($map, $x, $y);	2557	$self->enter_map ($map, $x, $y);
		2558
		2559	# only activate afterwards, to support waiting in hooks
		2560	$self->activate_recursive;
2536	}	2561	}
2537		2562
2538	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2563	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2539		2564
2540	Moves the player to the given map-path and coordinates by first freezing	2565	Moves the player to the given map-path and coordinates by first freezing
2541	her, loading and preparing them map, calling the provided $check callback	2566	her, loading and preparing them map, calling the provided $check callback
2542	that has to return the map if sucecssful, and then unfreezes the player on	2567	that has to return the map if sucecssful, and then unfreezes the player on
2543	the new (success) or old (failed) map position. In either case, $done will	2568	the new (success) or old (failed) map position. In either case, $done will
2544	be called at the end of this process.	2569	be called at the end of this process.
		2570
		2571	Note that $check will be called with a potentially non-loaded map, so if
		2572	it needs a loaded map it has to call C<< ->load >>.
2545		2573
2546	=cut	2574	=cut
2547		2575
2548	our $GOTOGEN;	2576	our $GOTOGEN;
2549		2577
…		…
2628	}	2656	}
2629		2657
2630	sub prepare_random_map {	2658	sub prepare_random_map {
2631	my ($exit) = @_;	2659	my ($exit) = @_;
2632		2660
2633	my $guard = cf::lock_acquire "exit_prepare:$exit";
2634
2635	# all this does is basically replace the /! path by	2661	# all this does is basically replace the /! path by
2636	# a new random map path (?random/...) with a seed	2662	# a new random map path (?random/...) with a seed
2637	# that depends on the exit object	2663	# that depends on the exit object
2638		2664
2639	my $rmp = parse_random_map_params $exit->msg;	2665	my $rmp = parse_random_map_params $exit->msg;
…		…
2641	if ($exit->map) {	2667	if ($exit->map) {
2642	$rmp->{region} = $exit->region->name;	2668	$rmp->{region} = $exit->region->name;
2643	$rmp->{origin_map} = $exit->map->path;	2669	$rmp->{origin_map} = $exit->map->path;
2644	$rmp->{origin_x} = $exit->x;	2670	$rmp->{origin_x} = $exit->x;
2645	$rmp->{origin_y} = $exit->y;	2671	$rmp->{origin_y} = $exit->y;
		2672
		2673	$exit->map->touch;
2646	}	2674	}
2647		2675
2648	$rmp->{random_seed} ||= $exit->random_seed;	2676	$rmp->{random_seed} ||= $exit->random_seed;
2649		2677
2650	my $data = cf::encode_json $rmp;	2678	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2651	my $md5 = Digest::MD5::md5_hex $data;	2679	my $md5 = Digest::MD5::md5_hex $data;
2652	my $meta = "$RANDOMDIR/$md5.meta";	2680	my $meta = "$RANDOMDIR/$md5.meta";
2653		2681
2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2682	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2655	aio_write $fh, 0, (length $data), $data, 0;	2683	aio_write $fh, 0, (length $data), $data, 0;
2656	undef $fh;	2684	undef $fh;
2657	aio_rename "$meta~", $meta;	2685	aio_rename "$meta~", $meta;
2658		2686
		2687	my $slaying = "?random/$md5";
		2688
		2689	if ($exit->valid) {
2659	$exit->slaying ("?random/$md5");	2690	$exit->slaying ("?random/$md5");
2660	$exit->msg (undef);	2691	$exit->msg (undef);
		2692	}
2661	}	2693	}
2662	}	2694	}
2663		2695
2664	sub cf::object::player::enter_exit {	2696	sub cf::object::player::enter_exit {
2665	my ($self, $exit) = @_;	2697	my ($self, $exit) = @_;
2666		2698
2667	return unless $self->type == cf::PLAYER;	2699	return unless $self->type == cf::PLAYER;
2668		2700
2669	if ($exit->slaying eq "/!") {
2670	#TODO: this should de-fi-ni-te-ly not be a sync-job
2671	# the problem is that $exit might not survive long enough
2672	# so it needs to be done right now, right here
2673	cf::sync_job { prepare_random_map $exit };
2674	}
2675
2676	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2677	my $hp = $exit->stats->hp;
2678	my $sp = $exit->stats->sp;
2679
2680	$self->enter_link;	2701	$self->enter_link;
2681		2702
2682	# if exit is damned, update players death & WoR home-position
2683	$self->contr->savebed ($slaying, $hp, $sp)
2684	if $exit->flag (FLAG_DAMNED);
2685
2686	(async {	2703	(async {
2687	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2704	$Coro::current->{desc} = "enter_exit";
2688		2705
2689	$self->deactivate_recursive; # just to be sure
2690	unless (eval {	2706	unless (eval {
		2707	$self->deactivate_recursive; # just to be sure
		2708
		2709	# random map handling
		2710	{
		2711	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2712
		2713	prepare_random_map $exit
		2714	if $exit->slaying eq "/!";
		2715	}
		2716
		2717	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2718	my $x = $exit->stats->hp;
		2719	my $y = $exit->stats->sp;
		2720
2691	$self->goto ($slaying, $hp, $sp);	2721	$self->goto ($map, $x, $y);
2692		2722
		2723	# if exit is damned, update players death & WoR home-position
		2724	$self->contr->savebed ($map, $x, $y)
		2725	if $exit->flag (cf::FLAG_DAMNED);
		2726
2693	1;	2727	1
2694	}) {	2728	}) {
2695	$self->message ("Something went wrong deep within the crossfire server. "	2729	$self->message ("Something went wrong deep within the deliantra server. "
2696	. "I'll try to bring you back to the map you were before. "	2730	. "I'll try to bring you back to the map you were before. "
2697	. "Please report this to the dungeon master!",	2731	. "Please report this to the dungeon master!",
2698	cf::NDI_UNIQUE | cf::NDI_RED);	2732	cf::NDI_UNIQUE | cf::NDI_RED);
2699		2733
2700	warn "ERROR in enter_exit: $@";	2734	warn "ERROR in enter_exit: $@";
…		…
2766	id => "infobox",	2800	id => "infobox",
2767	title => "Body Parts",	2801	title => "Body Parts",
2768	reply => undef,	2802	reply => undef,
2769	tooltip => "Shows which body parts you posess and are available",	2803	tooltip => "Shows which body parts you posess and are available",
2770	},	2804	},
		2805	"c/statistics" => {
		2806	id => "infobox",
		2807	title => "Statistics",
		2808	reply => undef,
		2809	tooltip => "Shows your primary statistics",
		2810	},
		2811	"c/skills" => {
		2812	id => "infobox",
		2813	title => "Skills",
		2814	reply => undef,
		2815	tooltip => "Shows your experience per skill and item power",
		2816	},
		2817	"c/shopitems" => {
		2818	id => "infobox",
		2819	title => "Shop Items",
		2820	reply => undef,
		2821	tooltip => "Shows the items currently for sale in this shop",
		2822	},
		2823	"c/resistances" => {
		2824	id => "infobox",
		2825	title => "Resistances",
		2826	reply => undef,
		2827	tooltip => "Shows your resistances",
		2828	},
		2829	"c/pets" => {
		2830	id => "infobox",
		2831	title => "Pets",
		2832	reply => undef,
		2833	tooltip => "Shows information abotu your pets/a specific pet",
		2834	},
		2835	"c/perceiveself" => {
		2836	id => "infobox",
		2837	title => "Perceive Self",
		2838	reply => undef,
		2839	tooltip => "You gained detailed knowledge about yourself",
		2840	},
2771	"c/uptime" => {	2841	"c/uptime" => {
2772	id => "infobox",	2842	id => "infobox",
2773	title => "Uptime",	2843	title => "Uptime",
2774	reply => undef,	2844	reply => undef,
2775	tooltip => "How long the server has been running since last restart",	2845	tooltip => "How long the server has been running since last restart",
…		…
2778	id => "infobox",	2848	id => "infobox",
2779	title => "Map Info",	2849	title => "Map Info",
2780	reply => undef,	2850	reply => undef,
2781	tooltip => "Information related to the maps",	2851	tooltip => "Information related to the maps",
2782	},	2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
		2859	"c/death" => {
		2860	id => "death",
		2861	title => "Death",
		2862	reply => undef,
		2863	tooltip => "Reason for and more info about your most recent death",
		2864	},
		2865	"c/say" => $SAY_CHANNEL,
		2866	"c/chat" => $CHAT_CHANNEL,
2783	);	2867	);
2784		2868
2785	sub cf::client::send_msg {	2869	sub cf::client::send_msg {
2786	my ($self, $channel, $msg, $color, @extra) = @_;	2870	my ($self, $channel, $msg, $color, @extra) = @_;
2787		2871
2788	$msg = $self->pl->expand_cfpod ($msg);	2872	$msg = $self->pl->expand_cfpod ($msg)
		2873	unless $color & cf::NDI_VERBATIM;
2789		2874
2790	$color &= cf::NDI_CLIENT_MASK; # just in case...	2875	$color &= cf::NDI_CLIENT_MASK; # just in case...
2791		2876
2792	# check predefined channels, for the benefit of C	2877	# check predefined channels, for the benefit of C
2793	if ($CHANNEL{$channel}) {	2878	if ($CHANNEL{$channel}) {
2794	$channel = $CHANNEL{$channel};	2879	$channel = $CHANNEL{$channel};
2795		2880
2796	$self->ext_msg (channel_info => $channel)	2881	$self->ext_msg (channel_info => $channel);
2797	if $self->can_msg;
2798
2799	$channel = $channel->{id};	2882	$channel = $channel->{id};
2800		2883
2801	} elsif (ref $channel) {	2884	} elsif (ref $channel) {
2802	# send meta info to client, if not yet sent	2885	# send meta info to client, if not yet sent
2803	unless (exists $self->{channel}{$channel->{id}}) {	2886	unless (exists $self->{channel}{$channel->{id}}) {
2804	$self->{channel}{$channel->{id}} = $channel;	2887	$self->{channel}{$channel->{id}} = $channel;
2805	$self->ext_msg (channel_info => $channel)	2888	$self->ext_msg (channel_info => $channel);
2806	if $self->can_msg;
2807	}	2889	}
2808		2890
2809	$channel = $channel->{id};	2891	$channel = $channel->{id};
2810	}	2892	}
2811		2893
2812	return unless @extra || length $msg;	2894	return unless @extra || length $msg;
2813		2895
2814	if ($self->can_msg) {
2815	# default colour, mask it out	2896	# default colour, mask it out
2816	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2897	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2817	if $color & cf::NDI_DEF;	2898	if $color & cf::NDI_DEF;
2818		2899
2819	$self->send_packet ("msg " . $self->{json_coder}->encode (	2900	my $pkt = "msg "
		2901	. $self->{json_coder}->encode (
2820	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2902	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2821	} else {	2903	);
2822	if ($color >= 0) {
2823	# replace some tags by gcfclient-compatible ones
2824	for ($msg) {
2825	1 while
2826	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2827	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2828	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2829	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2830	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2831	}
2832		2904
2833	$color &= cf::NDI_COLOR_MASK;	2905	# try lzf for large packets
		2906	$pkt = "lzf " . Compress::LZF::compress $pkt
		2907	if 1024 <= length $pkt and $self->{can_lzf};
2834		2908
2835	utf8::encode $msg;	2909	# split very large packets
2836		2910	if (8192 < length $pkt and $self->{can_lzf}) {
2837	if (0 && $msg =~ /\[/) {	2911	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2838	# COMMAND/INFO	2912	$pkt = "frag";
2839	$self->send_packet ("drawextinfo $color 10 8 $msg")
2840	} else {
2841	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2842	$self->send_packet ("drawinfo $color $msg")
2843	}
2844	}
2845	}	2913	}
		2914
		2915	$self->send_packet ($pkt);
2846	}	2916	}
2847		2917
2848	=item $client->ext_msg ($type, @msg)	2918	=item $client->ext_msg ($type, @msg)
2849		2919
2850	Sends an ext event to the client.	2920	Sends an ext event to the client.
…		…
3024		3094
3025	The following functions and methods are available within a safe environment:	3095	The following functions and methods are available within a safe environment:
3026		3096
3027	cf::object	3097	cf::object
3028	contr pay_amount pay_player map x y force_find force_add destroy	3098	contr pay_amount pay_player map x y force_find force_add destroy
3029	insert remove name archname title slaying race decrease_ob_nr	3099	insert remove name archname title slaying race decrease split
		3100	value
3030		3101
3031	cf::object::player	3102	cf::object::player
3032	player	3103	player
3033		3104
3034	cf::player	3105	cf::player
…		…
3039		3110
3040	=cut	3111	=cut
3041		3112
3042	for (	3113	for (
3043	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3114	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3044	insert remove inv name archname title slaying race	3115	insert remove inv nrof name archname title slaying race
3045	decrease_ob_nr destroy)],	3116	decrease split destroy change_exp value msg lore send_msg)],
3046	["cf::object::player" => qw(player)],	3117	["cf::object::player" => qw(player)],
3047	["cf::player" => qw(peaceful)],	3118	["cf::player" => qw(peaceful send_msg)],
3048	["cf::map" => qw(trigger)],	3119	["cf::map" => qw(trigger)],
3049	) {	3120	) {
3050	no strict 'refs';	3121	no strict 'refs';
3051	my ($pkg, @funs) = @$_;	3122	my ($pkg, @funs) = @$_;
3052	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3123	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3069	my ($code, %vars) = @_;	3140	my ($code, %vars) = @_;
3070		3141
3071	my $qcode = $code;	3142	my $qcode = $code;
3072	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3143	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3073	$qcode =~ s/\n/\\n/g;	3144	$qcode =~ s/\n/\\n/g;
		3145
		3146	%vars = (_dummy => 0) unless %vars;
3074		3147
3075	local $_;	3148	local $_;
3076	local @safe::cf::_safe_eval_args = values %vars;	3149	local @safe::cf::_safe_eval_args = values %vars;
3077		3150
3078	my $eval =	3151	my $eval =
…		…
3258	while (my ($k, $v) = each %$want) {	3331	while (my ($k, $v) = each %$want) {
3259	$ns->fx_want ($k, $v);	3332	$ns->fx_want ($k, $v);
3260	}	3333	}
3261	};	3334	};
3262		3335
		3336	sub load_resource_file($) {
		3337	my $guard = lock_acquire "load_resource_file";
		3338
		3339	my $status = load_resource_file_ $_[0];
		3340	get_slot 0.1, 100;
		3341	cf::arch::commit_load;
		3342
		3343	$status
		3344	}
		3345
3263	sub reload_regions {	3346	sub reload_regions {
3264	# HACK to clear player env face cache, we need some signal framework	3347	# HACK to clear player env face cache, we need some signal framework
3265	# for this (global event?)	3348	# for this (global event?)
3266	%ext::player_env::MUSIC_FACE_CACHE = ();	3349	%ext::player_env::MUSIC_FACE_CACHE = ();
3267		3350
…		…
3280	}	3363	}
3281		3364
3282	sub reload_archetypes {	3365	sub reload_archetypes {
3283	load_resource_file "$DATADIR/archetypes"	3366	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";	3367	or die "unable to load archetypes\n";
3285	#d# NEED to laod twice to resolve forward references
3286	# this really needs to be done in an extra post-pass
3287	# (which needs to be synchronous, so solve it differently)
3288	load_resource_file "$DATADIR/archetypes"
3289	or die "unable to load archetypes\n";
3290	}	3368	}
3291		3369
3292	sub reload_treasures {	3370	sub reload_treasures {
3293	load_resource_file "$DATADIR/treasures"	3371	load_resource_file "$DATADIR/treasures"
3294	or die "unable to load treasurelists\n";	3372	or die "unable to load treasurelists\n";
3295	}	3373	}
3296		3374
3297	sub reload_resources {	3375	sub reload_resources {
3298	warn "reloading resource files...\n";	3376	warn "reloading resource files...\n";
3299		3377
		3378	reload_facedata;
		3379	reload_archetypes;
3300	reload_regions;	3380	reload_regions;
3301	reload_facedata;
3302	#reload_archetypes;#d#
3303	reload_archetypes;
3304	reload_treasures;	3381	reload_treasures;
3305		3382
3306	warn "finished reloading resource files\n";	3383	warn "finished reloading resource files\n";
3307	}
3308
3309	sub init {
3310	reload_resources;
3311	}	3384	}
3312		3385
3313	sub reload_config {	3386	sub reload_config {
3314	open my $fh, "<:utf8", "$CONFDIR/config"	3387	open my $fh, "<:utf8", "$CONFDIR/config"
3315	or return;	3388	or return;
3316		3389
3317	local $/;	3390	local $/;
3318	*CFG = YAML::Syck::Load <$fh>;	3391	*CFG = YAML::Load <$fh>;
3319		3392
3320	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3393	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3321		3394
3322	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3395	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3323	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3396	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3329	};	3402	};
3330	warn $@ if $@;	3403	warn $@ if $@;
3331	}	3404	}
3332	}	3405	}
3333		3406
		3407	sub pidfile() {
		3408	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3409	or die "$PIDFILE: $!";
		3410	flock $fh, &Fcntl::LOCK_EX
		3411	or die "$PIDFILE: flock: $!";
		3412	$fh
		3413	}
		3414
		3415	# make sure only one server instance is running at any one time
		3416	sub atomic {
		3417	my $fh = pidfile;
		3418
		3419	my $pid = <$fh>;
		3420	kill 9, $pid if $pid > 0;
		3421
		3422	seek $fh, 0, 0;
		3423	print $fh $$;
		3424	}
		3425
		3426	sub main_loop {
		3427	warn "EV::loop starting\n";
		3428	if (1) {
		3429	EV::loop;
		3430	}
		3431	warn "EV::loop returned\n";
		3432	goto &main_loop unless $REALLY_UNLOOP;
		3433	}
		3434
3334	sub main {	3435	sub main {
		3436	cf::init_globals; # initialise logging
		3437
		3438	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3439	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3440	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3441	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3442
		3443	cf::init_experience;
		3444	cf::init_anim;
		3445	cf::init_attackmess;
		3446	cf::init_dynamic;
		3447
		3448	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3449
3335	# we must not ever block the main coroutine	3450	# we must not ever block the main coroutine
3336	local $Coro::idle = sub {	3451	local $Coro::idle = sub {
3337	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3338	(async {	3453	(async {
3339	$Coro::current->{desc} = "IDLE BUG HANDLER";	3454	$Coro::current->{desc} = "IDLE BUG HANDLER";
3340	EV::loop EV::LOOP_ONESHOT;	3455	EV::loop EV::LOOP_ONESHOT;
3341	})->prio (Coro::PRIO_MAX);	3456	})->prio (Coro::PRIO_MAX);
3342	};	3457	};
3343		3458
		3459	evthread_start IO::AIO::poll_fileno;
		3460
		3461	cf::sync_job {
		3462	reload_resources;
3344	reload_config;	3463	reload_config;
3345	db_init;	3464	db_init;
		3465
		3466	cf::load_settings;
		3467	cf::load_materials;
		3468	cf::init_uuid;
		3469	cf::init_signals;
		3470	cf::init_commands;
		3471	cf::init_skills;
		3472
		3473	cf::init_beforeplay;
		3474
		3475	atomic;
		3476
3346	load_extensions;	3477	load_extensions;
3347		3478
3348	$TICK_WATCHER->start;	3479	utime time, time, $RUNTIMEFILE;
3349	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3480
3350	EV::loop;	3481	# no (long-running) fork's whatsoever before this point(!)
		3482	use POSIX ();
		3483	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3484
		3485	(pop @POST_INIT)->(0) while @POST_INIT;
		3486	};
		3487
		3488	main_loop;
3351	}	3489	}
3352		3490
3353	#############################################################################	3491	#############################################################################
3354	# initialisation and cleanup	3492	# initialisation and cleanup
3355		3493
…		…
3361	cf::cleanup "SIG$signal";	3499	cf::cleanup "SIG$signal";
3362	};	3500	};
3363	}	3501	}
3364	}	3502	}
3365		3503
3366	sub write_runtime {	3504	sub write_runtime_sync {
3367	my $runtime = "$LOCALDIR/runtime";
3368
3369	# first touch the runtime file to show we are still running:	3505	# first touch the runtime file to show we are still running:
3370	# the fsync below can take a very very long time.	3506	# the fsync below can take a very very long time.
3371		3507
3372	IO::AIO::aio_utime $runtime, undef, undef;	3508	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3373		3509
3374	my $guard = cf::lock_acquire "write_runtime";	3510	my $guard = cf::lock_acquire "write_runtime";
3375		3511
3376	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3512	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3377	or return;	3513	or return;
3378		3514
3379	my $value = $cf::RUNTIME + 90 + 10;	3515	my $value = $cf::RUNTIME + 90 + 10;
3380	# 10 is the runtime save interval, for a monotonic clock	3516	# 10 is the runtime save interval, for a monotonic clock
3381	# 60 allows for the watchdog to kill the server.	3517	# 60 allows for the watchdog to kill the server.
…		…
3391	aio_utime $fh, undef, undef;	3527	aio_utime $fh, undef, undef;
3392		3528
3393	close $fh	3529	close $fh
3394	or return;	3530	or return;
3395		3531
3396	aio_rename "$runtime~", $runtime	3532	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3397	and return;	3533	and return;
3398		3534
3399	warn "runtime file written.\n";	3535	warn "runtime file written.\n";
3400		3536
3401	1	3537	1
		3538	}
		3539
		3540	our $uuid_lock;
		3541	our $uuid_skip;
		3542
		3543	sub write_uuid_sync($) {
		3544	$uuid_skip ||= $_[0];
		3545
		3546	return if $uuid_lock;
		3547	local $uuid_lock = 1;
		3548
		3549	my $uuid = "$LOCALDIR/uuid";
		3550
		3551	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3552	or return;
		3553
		3554	my $value = uuid_seq uuid_cur;
		3555
		3556	unless ($value) {
		3557	warn "cowardly refusing to write zero uuid value!\n";
		3558	return;
		3559	}
		3560
		3561	my $value = uuid_str $value + $uuid_skip;
		3562	$uuid_skip = 0;
		3563
		3564	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3565	and return;
		3566
		3567	# always fsync - this file is important
		3568	aio_fsync $fh
		3569	and return;
		3570
		3571	close $fh
		3572	or return;
		3573
		3574	aio_rename "$uuid~", $uuid
		3575	and return;
		3576
		3577	warn "uuid file written ($value).\n";
		3578
		3579	1
		3580
		3581	}
		3582
		3583	sub write_uuid($$) {
		3584	my ($skip, $sync) = @_;
		3585
		3586	$sync ? write_uuid_sync $skip
		3587	: async { write_uuid_sync $skip };
3402	}	3588	}
3403		3589
3404	sub emergency_save() {	3590	sub emergency_save() {
3405	my $freeze_guard = cf::freeze_mainloop;	3591	my $freeze_guard = cf::freeze_mainloop;
3406		3592
3407	warn "enter emergency perl save\n";	3593	warn "emergency_perl_save: enter\n";
3408		3594
3409	cf::sync_job {	3595	cf::sync_job {
		3596	# this is a trade-off: we want to be very quick here, so
		3597	# save all maps without fsync, and later call a global sync
		3598	# (which in turn might be very very slow)
		3599	local $USE_FSYNC = 0;
		3600
3410	# use a peculiar iteration method to avoid tripping on perl	3601	# use a peculiar iteration method to avoid tripping on perl
3411	# refcount bugs in for. also avoids problems with players	3602	# refcount bugs in for. also avoids problems with players
3412	# and maps saved/destroyed asynchronously.	3603	# and maps saved/destroyed asynchronously.
3413	warn "begin emergency player save\n";	3604	warn "emergency_perl_save: begin player save\n";
3414	for my $login (keys %cf::PLAYER) {	3605	for my $login (keys %cf::PLAYER) {
3415	my $pl = $cf::PLAYER{$login} or next;	3606	my $pl = $cf::PLAYER{$login} or next;
3416	$pl->valid or next;	3607	$pl->valid or next;
3417	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3608	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3418	$pl->save;	3609	$pl->save;
3419	}	3610	}
3420	warn "end emergency player save\n";	3611	warn "emergency_perl_save: end player save\n";
3421		3612
3422	warn "begin emergency map save\n";	3613	warn "emergency_perl_save: begin map save\n";
3423	for my $path (keys %cf::MAP) {	3614	for my $path (keys %cf::MAP) {
3424	my $map = $cf::MAP{$path} or next;	3615	my $map = $cf::MAP{$path} or next;
3425	$map->valid or next;	3616	$map->valid or next;
3426	$map->save;	3617	$map->save;
3427	}	3618	}
3428	warn "end emergency map save\n";	3619	warn "emergency_perl_save: end map save\n";
3429		3620
3430	warn "begin emergency database checkpoint\n";	3621	warn "emergency_perl_save: begin database checkpoint\n";
3431	BDB::db_env_txn_checkpoint $DB_ENV;	3622	BDB::db_env_txn_checkpoint $DB_ENV;
3432	warn "end emergency database checkpoint\n";	3623	warn "emergency_perl_save: end database checkpoint\n";
		3624
		3625	warn "emergency_perl_save: begin write uuid\n";
		3626	write_uuid_sync 1;
		3627	warn "emergency_perl_save: end write uuid\n";
3433	};	3628	};
3434		3629
		3630	warn "emergency_perl_save: starting sync()\n";
		3631	IO::AIO::aio_sync sub {
		3632	warn "emergency_perl_save: finished sync()\n";
		3633	};
		3634
3435	warn "leave emergency perl save\n";	3635	warn "emergency_perl_save: leave\n";
3436	}	3636	}
3437		3637
3438	sub post_cleanup {	3638	sub post_cleanup {
3439	my ($make_core) = @_;	3639	my ($make_core) = @_;
3440		3640
3441	warn Carp::longmess "post_cleanup backtrace"	3641	warn Carp::longmess "post_cleanup backtrace"
3442	if $make_core;	3642	if $make_core;
		3643
		3644	my $fh = pidfile;
		3645	unlink $PIDFILE if <$fh> == $$;
		3646	}
		3647
		3648	# a safer delete_package, copied from Symbol
		3649	sub clear_package($) {
		3650	my $pkg = shift;
		3651
		3652	# expand to full symbol table name if needed
		3653	unless ($pkg =~ /^main::.*::$/) {
		3654	$pkg = "main$pkg" if $pkg =~ /^::/;
		3655	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3656	$pkg .= '::' unless $pkg =~ /::$/;
		3657	}
		3658
		3659	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3660	my $stem_symtab = *{$stem}{HASH};
		3661
		3662	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3663	or return;
		3664
		3665	# clear all symbols
		3666	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3667	for my $name (keys %$leaf_symtab) {
		3668	_gv_clear *{"$pkg$name"};
		3669	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3670	}
		3671	warn "cleared package $pkg\n";#d#
3443	}	3672	}
3444		3673
3445	sub do_reload_perl() {	3674	sub do_reload_perl() {
3446	# can/must only be called in main	3675	# can/must only be called in main
3447	if ($Coro::current != $Coro::main) {	3676	if ($Coro::current != $Coro::main) {
3448	warn "can only reload from main coroutine";	3677	warn "can only reload from main coroutine";
3449	return;	3678	return;
3450	}	3679	}
3451		3680
		3681	return if $RELOAD++;
		3682
		3683	my $t1 = EV::time;
		3684
		3685	while ($RELOAD) {
3452	warn "reloading...";	3686	warn "reloading...";
3453		3687
3454	warn "entering sync_job";	3688	warn "entering sync_job";
3455		3689
3456	cf::sync_job {	3690	cf::sync_job {
3457	cf::write_runtime; # external watchdog should not bark	3691	cf::write_runtime_sync; # external watchdog should not bark
3458	cf::emergency_save;	3692	cf::emergency_save;
3459	cf::write_runtime; # external watchdog should not bark	3693	cf::write_runtime_sync; # external watchdog should not bark
3460		3694
3461	warn "syncing database to disk";	3695	warn "syncing database to disk";
3462	BDB::db_env_txn_checkpoint $DB_ENV;	3696	BDB::db_env_txn_checkpoint $DB_ENV;
3463		3697
3464	# if anything goes wrong in here, we should simply crash as we already saved	3698	# if anything goes wrong in here, we should simply crash as we already saved
3465		3699
3466	warn "flushing outstanding aio requests";	3700	warn "flushing outstanding aio requests";
3467	for (;;) {
3468	BDB::flush;
3469	IO::AIO::flush;
3470	Coro::cede_notself;
3471	last unless IO::AIO::nreqs || BDB::nreqs;	3701	while (IO::AIO::nreqs || BDB::nreqs) {
3472	warn "iterate...";	3702	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3473	}
3474
3475	++$RELOAD;
3476
3477	warn "cancelling all extension coros";
3478	$_->cancel for values %EXT_CORO;
3479	%EXT_CORO = ();
3480
3481	warn "removing commands";
3482	%COMMAND = ();
3483
3484	warn "removing ext/exti commands";
3485	%EXTCMD = ();
3486	%EXTICMD = ();
3487
3488	warn "unloading/nuking all extensions";
3489	for my $pkg (@EXTS) {
3490	warn "... unloading $pkg";
3491
3492	if (my $cb = $pkg->can ("unload")) {
3493	eval {
3494	$cb->($pkg);
3495	1
3496	} or warn "$pkg unloaded, but with errors: $@";
3497	}	3703	}
3498		3704
3499	warn "... nuking $pkg";	3705	warn "cancelling all extension coros";
3500	Symbol::delete_package $pkg;	3706	$_->cancel for values %EXT_CORO;
3501	}	3707	%EXT_CORO = ();
3502		3708
3503	warn "unloading all perl modules loaded from $LIBDIR";	3709	warn "removing commands";
3504	while (my ($k, $v) = each %INC) {	3710	%COMMAND = ();
3505	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3506		3711
		3712	warn "removing ext/exti commands";
		3713	%EXTCMD = ();
		3714	%EXTICMD = ();
		3715
		3716	warn "unloading/nuking all extensions";
		3717	for my $pkg (@EXTS) {
3507	warn "... unloading $k";	3718	warn "... unloading $pkg";
3508	delete $INC{$k};
3509		3719
3510	$k =~ s/\.pm$//;
3511	$k =~ s/\//::/g;
3512
3513	if (my $cb = $k->can ("unload_module")) {	3720	if (my $cb = $pkg->can ("unload")) {
		3721	eval {
3514	$cb->();	3722	$cb->($pkg);
		3723	1
		3724	} or warn "$pkg unloaded, but with errors: $@";
		3725	}
		3726
		3727	warn "... clearing $pkg";
		3728	clear_package $pkg;
3515	}	3729	}
3516		3730
3517	Symbol::delete_package $k;	3731	warn "unloading all perl modules loaded from $LIBDIR";
		3732	while (my ($k, $v) = each %INC) {
		3733	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3734
		3735	warn "... unloading $k";
		3736	delete $INC{$k};
		3737
		3738	$k =~ s/\.pm$//;
		3739	$k =~ s/\//::/g;
		3740
		3741	if (my $cb = $k->can ("unload_module")) {
		3742	$cb->();
		3743	}
		3744
		3745	clear_package $k;
3518	}	3746	}
3519		3747
3520	warn "getting rid of safe::, as good as possible";	3748	warn "getting rid of safe::, as good as possible";
3521	Symbol::delete_package "safe::$_"	3749	clear_package "safe::$_"
3522	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3750	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3523		3751
3524	warn "unloading cf.pm \"a bit\"";	3752	warn "unloading cf.pm \"a bit\"";
3525	delete $INC{"cf.pm"};	3753	delete $INC{"cf.pm"};
3526	delete $INC{"cf/pod.pm"};	3754	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3527		3755
3528	# don't, removes xs symbols, too,	3756	# don't, removes xs symbols, too,
3529	# and global variables created in xs	3757	# and global variables created in xs
3530	#Symbol::delete_package __PACKAGE__;	3758	#clear_package __PACKAGE__;
3531		3759
3532	warn "unload completed, starting to reload now";	3760	warn "unload completed, starting to reload now";
3533		3761
3534	warn "reloading cf.pm";	3762	warn "reloading cf.pm";
3535	require cf;	3763	require cf;
3536	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3764	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3537		3765
3538	warn "loading config and database again";	3766	warn "loading config and database again";
3539	cf::reload_config;	3767	cf::reload_config;
3540		3768
3541	warn "loading extensions";	3769	warn "loading extensions";
3542	cf::load_extensions;	3770	cf::load_extensions;
3543		3771
		3772	if ($REATTACH_ON_RELOAD) {
3544	warn "reattaching attachments to objects/players";	3773	warn "reattaching attachments to objects/players";
3545	_global_reattach; # objects, sockets	3774	_global_reattach; # objects, sockets
3546	warn "reattaching attachments to maps";	3775	warn "reattaching attachments to maps";
3547	reattach $_ for values %MAP;	3776	reattach $_ for values %MAP;
3548	warn "reattaching attachments to players";	3777	warn "reattaching attachments to players";
3549	reattach $_ for values %PLAYER;	3778	reattach $_ for values %PLAYER;
		3779	}
3550		3780
		3781	warn "running post_init jobs";
		3782	(pop @POST_INIT)->(1) while @POST_INIT;
		3783
3551	warn "leaving sync_job";	3784	warn "leaving sync_job";
3552		3785
3553	1	3786	1
3554	} or do {	3787	} or do {
3555	warn $@;	3788	warn $@;
3556	warn "error while reloading, exiting.";	3789	cf::cleanup "error while reloading, exiting.";
3557	exit 1;
3558	};	3790	};
3559		3791
3560	warn "reloaded";	3792	warn "reloaded";
		3793	--$RELOAD;
		3794	}
		3795
		3796	$t1 = EV::time - $t1;
		3797	warn "reload completed in ${t1}s\n";
3561	};	3798	};
3562		3799
3563	our $RELOAD_WATCHER; # used only during reload	3800	our $RELOAD_WATCHER; # used only during reload
3564		3801
3565	sub reload_perl() {	3802	sub reload_perl() {
3566	# doing reload synchronously and two reloads happen back-to-back,	3803	# doing reload synchronously and two reloads happen back-to-back,
3567	# coro crashes during coro_state_free->destroy here.	3804	# coro crashes during coro_state_free->destroy here.
3568		3805
		3806	$RELOAD_WATCHER ||= cf::async {
		3807	Coro::AIO::aio_wait cache_extensions;
		3808
3569	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3809	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
		3810	do_reload_perl;
3570	undef $RELOAD_WATCHER;	3811	undef $RELOAD_WATCHER;
3571	do_reload_perl;	3812	};
3572	};	3813	};
3573	}	3814	}
3574		3815
3575	register_command "reload" => sub {	3816	register_command "reload" => sub {
3576	my ($who, $arg) = @_;	3817	my ($who, $arg) = @_;
…		…
3590		3831
3591	our @WAIT_FOR_TICK;	3832	our @WAIT_FOR_TICK;
3592	our @WAIT_FOR_TICK_BEGIN;	3833	our @WAIT_FOR_TICK_BEGIN;
3593		3834
3594	sub wait_for_tick {	3835	sub wait_for_tick {
3595	return unless $TICK_WATCHER->is_active;
3596	return if $Coro::current == $Coro::main;	3836	return if tick_inhibit || $Coro::current == $Coro::main;
3597		3837
3598	my $signal = new Coro::Signal;	3838	my $signal = new Coro::Signal;
3599	push @WAIT_FOR_TICK, $signal;	3839	push @WAIT_FOR_TICK, $signal;
3600	$signal->wait;	3840	$signal->wait;
3601	}	3841	}
3602		3842
3603	sub wait_for_tick_begin {	3843	sub wait_for_tick_begin {
3604	return unless $TICK_WATCHER->is_active;
3605	return if $Coro::current == $Coro::main;	3844	return if tick_inhibit || $Coro::current == $Coro::main;
3606		3845
3607	my $signal = new Coro::Signal;	3846	my $signal = new Coro::Signal;
3608	push @WAIT_FOR_TICK_BEGIN, $signal;	3847	push @WAIT_FOR_TICK_BEGIN, $signal;
3609	$signal->wait;	3848	$signal->wait;
3610	}	3849	}
3611		3850
3612	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3851	sub tick {
3613	if ($Coro::current != $Coro::main) {	3852	if ($Coro::current != $Coro::main) {
3614	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3853	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3615	unless ++$bug_warning > 10;	3854	unless ++$bug_warning > 10;
3616	return;	3855	return;
3617	}	3856	}
3618		3857
3619	$NOW = $tick_start = EV::now;
3620
3621	cf::server_tick; # one server iteration	3858	cf::server_tick; # one server iteration
3622
3623	$RUNTIME += $TICK;
3624	$NEXT_TICK = $_[0]->at;
3625		3859
3626	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3860	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3627	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3861	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3628	Coro::async_pool {	3862	Coro::async_pool {
3629	$Coro::current->{desc} = "runtime saver";	3863	$Coro::current->{desc} = "runtime saver";
3630	write_runtime	3864	write_runtime_sync
3631	or warn "ERROR: unable to write runtime file: $!";	3865	or warn "ERROR: unable to write runtime file: $!";
3632	};	3866	};
3633	}	3867	}
3634		3868
3635	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3869	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3637	}	3871	}
3638	while (my $sig = shift @WAIT_FOR_TICK) {	3872	while (my $sig = shift @WAIT_FOR_TICK) {
3639	$sig->send;	3873	$sig->send;
3640	}	3874	}
3641		3875
3642	$LOAD = ($NOW - $tick_start) / $TICK;	3876	$LOAD = ($NOW - $TICK_START) / $TICK;
3643	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3877	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3644		3878
3645	_post_tick;	3879	if (0) {
3646	};	3880	if ($NEXT_TICK) {
3647	$TICK_WATCHER->priority (EV::MAXPRI);	3881	my $jitter = $TICK_START - $NEXT_TICK;
		3882	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3883	warn "jitter $JITTER\n";#d#
		3884	}
		3885	}
		3886	}
3648		3887
3649	{	3888	{
3650	# configure BDB	3889	# configure BDB
3651		3890
3652	BDB::min_parallel 8;	3891	BDB::min_parallel 8;
3653	BDB::max_poll_reqs $TICK * 0.1;	3892	BDB::max_poll_reqs $TICK * 0.1;
3654	$Coro::BDB::WATCHER->priority (1);	3893	$AnyEvent::BDB::WATCHER->priority (1);
3655		3894
3656	unless ($DB_ENV) {	3895	unless ($DB_ENV) {
3657	$DB_ENV = BDB::db_env_create;	3896	$DB_ENV = BDB::db_env_create;
3658	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3897	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3659	| BDB::LOG_AUTOREMOVE, 1);	3898	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3899	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3660	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3900	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3661	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3901	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3662		3902
3663	cf::sync_job {	3903	cf::sync_job {
3664	eval {	3904	eval {
…		…
3690	{	3930	{
3691	# configure IO::AIO	3931	# configure IO::AIO
3692		3932
3693	IO::AIO::min_parallel 8;	3933	IO::AIO::min_parallel 8;
3694	IO::AIO::max_poll_time $TICK * 0.1;	3934	IO::AIO::max_poll_time $TICK * 0.1;
3695	$Coro::AIO::WATCHER->priority (1);	3935	undef $AnyEvent::AIO::WATCHER;
3696	}	3936	}
3697		3937
3698	my $_log_backtrace;	3938	my $_log_backtrace;
3699		3939
3700	sub _log_backtrace {	3940	sub _log_backtrace {
…		…
3703	$msg =~ s/\n//;	3943	$msg =~ s/\n//;
3704		3944
3705	# limit the # of concurrent backtraces	3945	# limit the # of concurrent backtraces
3706	if ($_log_backtrace < 2) {	3946	if ($_log_backtrace < 2) {
3707	++$_log_backtrace;	3947	++$_log_backtrace;
		3948	my $perl_bt = Carp::longmess $msg;
3708	async {	3949	async {
3709	$Coro::current->{desc} = "abt $msg";	3950	$Coro::current->{desc} = "abt $msg";
3710		3951
3711	my @bt = fork_call {	3952	my @bt = fork_call {
3712	@addr = map { sprintf "%x", $_ } @addr;	3953	@addr = map { sprintf "%x", $_ } @addr;
…		…
3723	}	3964	}
3724		3965
3725	@funcs	3966	@funcs
3726	};	3967	};
3727		3968
3728	LOG llevInfo, "[ABT] $msg\n";	3969	LOG llevInfo, "[ABT] $perl_bt\n";
		3970	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3729	LOG llevInfo, "[ABT] $_\n" for @bt;	3971	LOG llevInfo, "[ABT] $_\n" for @bt;
3730	--$_log_backtrace;	3972	--$_log_backtrace;
3731	};	3973	};
3732	} else {	3974	} else {
3733	LOG llevInfo, "[ABT] $msg\n";	3975	LOG llevInfo, "[ABT] $msg\n";
3734	LOG llevInfo, "[ABT] [suppressed]\n";	3976	LOG llevInfo, "[ABT] [suppressed]\n";
3735	}	3977	}
3736	}	3978	}
3737		3979
3738	# load additional modules	3980	# load additional modules
3739	use cf::pod;	3981	require "cf/$_.pm" for @EXTRA_MODULES;
3740		3982
3741	END { cf::emergency_save }	3983	END { cf::emergency_save }
3742		3984
3743	1	3985	1
3744		3986

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