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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.378 by root, Thu Oct 4 11:36:54 2007 UTC vs.
Revision 1.491 by root, Sat Oct 24 09:18:44 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 it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# 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 Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
14		37
		38	use Guard ();
15	use Coro 3.64 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
		42	use Coro::EV;
18	use Coro::Event;	43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
		50	use Coro::BDB 1.6;
23	use Coro::Storable;	51	use Coro::Storable;
24	use Coro::Util ();	52	use Coro::Util ();
25		53
26	use JSON::XS ();	54	use JSON::XS 2.01 ();
27	use BDB ();	55	use BDB ();
28	use Data::Dumper;	56	use Data::Dumper;
29	use Digest::MD5;	57	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	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	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	121	our $DB_ENV;
89		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
90	our %CFG;	125	our %CFG;
91		126
92	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
94		130
95	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
98		134
99	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	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::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
162		217
163	The raw value load value from the last tick.	218	The raw value load value from the last tick.
164		219
165	=item %cf::CFG	220	=item %cf::CFG
166		221
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	223	from wherever your confdir points to.
169		224
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		226
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	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
174	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.
175		230
176	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
177		232
178	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
179	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
180	that call.	235	that call.
181		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
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$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;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
198		271
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	282	for my $pkg (qw(
210	cf::global cf::attachable	283	cf::global cf::attachable
211	cf::object cf::object::player	284	cf::object cf::object::player
212	cf::client cf::player	285	cf::client cf::player
213	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
214	cf::map cf::party cf::region	288	cf::party cf::region
215	)) {	289	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	291	}
219		292
220	$Event::DIED = sub {	293	$EV::DIED = sub {
221	warn "error in event callback: @_";	294	warn "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	322	$d
250	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
251	}	324	}
252		325
253	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
254		327
255	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
256		329
257	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
258		331
259	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
260		333
261	=cut	334	=cut
262		335
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		337
265	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		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	}
267		354
268	=item cf::lock_wait $string	355	=item cf::lock_wait $string
269		356
270	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
271		358
272	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
273		360
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
277	returned.	364	returned.
278		365
279	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
280	deadlocked coro.	367	deadlocked coro.
…		…
286		373
287	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.
288		375
289	=cut	376	=cut
290		377
291	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		379
294	sub lock_wait($) {	380	sub lock_wait($) {
295	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	382	}
308		383
309	sub lock_acquire($) {	384	sub lock_acquire($) {
310	my ($key) = @_;	385	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	386	}
324		387
325	sub lock_active($) {	388	sub lock_active($) {
326	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	396	}
336	};	397
337	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
338	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
373	}	445	}
374	}	446	}
375	}	447	}
376		448
377	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	452	$signal->wait;
381	} else {	453	} else {
382	Coro::schedule;	454	Coro::schedule;
383	}	455	}
384	}	456	}
385	};	457	};
386		458
387	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
388	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
389		463
390	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
392		466
…		…
406		480
407	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
408		482
409	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
410		484
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	488	acceptable.
415		489
416	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		496
423	sub sync_job(&) {	497	sub sync_job(&) {
424	my ($job) = @_;	498	my ($job) = @_;
425		499
426	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	501	my $time = EV::time;
428		502
429	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
431		505
432	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	507
434	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
435		509
436	my $busy = 1;	510	my $busy = 1;
437	my @res;	511	my @res;
438		512
…		…
442	warn $@ if $@;	516	warn $@ if $@;
443	undef $busy;	517	undef $busy;
444	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
445		519
446	while ($busy) {	520	while ($busy) {
447	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
448	}	525	}
		526	}
449		527
450	$time = Event::time - $time;	528	my $time = EV::time - $time;
451		529
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
456		531
457	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
458	} else {	533	} else {
459	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
460		535
…		…
485	=item fork_call { }, $args	560	=item fork_call { }, $args
486		561
487	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
491		566
492	=cut	567	=cut
493		568
494	sub fork_call(&@) {	569	sub fork_call(&@) {
495	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
502	reset_signals;	577	reset_signals;
503	&$cb	578	&$cb
504	}, @args;	579	}, @args;
505		580
506	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
		582	}
		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
507	}	609	}
508		610
509	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
510		612
511	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
650		752
651	#############################################################################	753	#############################################################################
652		754
653	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
654		756
655	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
656	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
658		760
659	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
660	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	763	Deliantra).
662		764
663	=over 4	765	=over 4
664		766
665	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
666		768
…		…
710	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
711		813
712	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
713	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
714		816
715	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
716	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
717		819
718	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
719		821
720	=over 4	822	=over 4
…		…
948	}	1050	}
949		1051
950	0	1052	0
951	}	1053	}
952		1054
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1056
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1058
957	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
958		1060
…		…
964		1066
965	=cut	1067	=cut
966		1068
967	#############################################################################	1069	#############################################################################
968	# object support	1070	# object support
969	#
970		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
971	sub _can_merge {	1105	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
973		1107
974	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1109
978	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
979	}	1112	}
980		1113
981	sub reattach {	1114	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1116	my ($obj) = @_;
984		1117
		1118	# no longer needed after getting rid of delete_package?
985	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
986		1120
987	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
988		1122
989	@$registry = ();	1123	@$registry = ();
990		1124
…		…
1005	cf::attachable->attach (	1139	cf::attachable->attach (
1006	prio => -1000000,	1140	prio => -1000000,
1007	on_instantiate => sub {	1141	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1009		1143
1010	$data = from_json $data;	1144	$data = decode_json $data;
1011		1145
1012	for (@$data) {	1146	for (@$data) {
1013	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1014		1148
1015	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1036	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1039		1173
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	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;
		1179	aio_fsync $fh;
		1180	}
1044	close $fh;	1181	aio_close $fh;
1045		1182
1046	if (@$objs) {	1183	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	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;
		1190	aio_fsync $fh;
		1191	}
1052	close $fh;	1192	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1194	}
1055	} else {	1195	} else {
1056	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1057	}	1197	}
1058		1198
1059	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1203	} else {
1061	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1062	}	1205	}
1063	} else {	1206	} else {
1064	aio_unlink $filename;	1207	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1066	}	1209	}
…		…
1085		1228
1086	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1231	or return;
1089		1232
1090	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1091	}	1235	}
1092		1236
1093	utf8::decode (my $decname = $filename);	1237	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
…		…
1156	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1157		1301
1158	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1159	}	1303	}
1160		1304
		1305	use File::Glob ();
		1306
1161	cf::player->attach (	1307	cf::player->attach (
1162	on_command => sub {	1308	on_command => sub {
1163	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1164		1310
1165	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1197		1343
1198	cf::override;	1344	cf::override;
1199	},	1345	},
1200	);	1346	);
1201		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
		1360
1202	sub load_extensions {	1361	sub load_extensions {
1203	cf::sync_job {	1362	cf::sync_job {
1204	my %todo;	1363	my %todo;
1205		1364
1206	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1225		1384
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1387
1229	$ext{source} =	1388	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1231	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1232	. $source	1391	. $source
1233	. "\n};\n1";	1392	. "\n};\n1";
1234		1393
1235	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1251	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1252	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1253		1412
1254	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1255	warn $msg;	1414	warn $msg;
1256	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1257	exit 1;
1258	}	1416	}
1259		1417
1260	warn $msg;	1418	warn $msg;
1261	}	1419	}
1262		1420
…		…
1276		1434
1277	=back	1435	=back
1278		1436
1279	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1280		1438
1281	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1282		1440
1283	=cut	1441	=cut
1284		1442
1285	package cf::player;	1443	package cf::player;
1286		1444
…		…
1329		1487
1330	sub exists($) {	1488	sub exists($) {
1331	my ($login) = @_;	1489	my ($login) = @_;
1332		1490
1333	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1335	}	1493	}
1336		1494
1337	sub find($) {	1495	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1497	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1510	or return;
1353		1511
1354	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1355	or return;	1513	or return;
		1514
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1359	}	1518	}
1360	}	1519	}
…		…
1370		1529
1371	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1372		1531
1373	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1375		1536
1376	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1538	cf::cede_to_tick;
1378	}	1539	}
1379		1540
…		…
1411	my ($pl) = @_;	1572	my ($pl) = @_;
1412		1573
1413	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1414		1575
1415	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1417		1578
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1419	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1421	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1422		1585
1423	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1463		1626
1464	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1465	my $path = path $login;	1628	my $path = path $login;
1466		1629
1467	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1636	}
1473		1637
…		…
1504	}	1668	}
1505		1669
1506	\@paths	1670	\@paths
1507	}	1671	}
1508		1672
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1674
1511	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1676
1560	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1561		1678
1562	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1563		1680
…		…
1630	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1632		1749
1633	sub generate_random_map {	1750	sub generate_random_map {
1634	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1635	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1756	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1761		1881
1762	# the temporary/swap location	1882	# the temporary/swap location
1763	sub save_path {	1883	sub save_path {
1764	my ($self) = @_;	1884	my ($self) = @_;
1765		1885
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1768	}	1888	}
1769		1889
1770	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1771	sub uniq_path {	1891	sub uniq_path {
1772	my ($self) = @_;	1892	my ($self) = @_;
1773		1893
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	1896	}
1786		1897
1787	sub decay_objects {	1898	sub decay_objects {
1788	my ($self) = @_;	1899	my ($self) = @_;
1789		1900
…		…
1873	sub find {	1984	sub find {
1874	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1875		1986
1876	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1877		1988
1878	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1880		1991
1881	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1886	or return;	1994	or return;
1887		1995
1888	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1889		1997
…		…
1891	or return;	1999	or return;
1892		2000
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1896	undef $guard1;	2005	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2006	$map->reset;
1899	return find $path;	2007	return find $path;
1900	}	2008	}
1901		2009
1902	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2038	$f->skip_block;
1931	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
1932	or return;	2040	or return;
1933		2041
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1935	if delete $self->{load_original};	2043	if delete $self->{load_original};
1936		2044
1937	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2046	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
1957	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2066	$self->decay_objects;
1959	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1960	$self->update_buttons;	2068	$self->update_buttons;
1961	cf::cede_to_tick;	2069	cf::cede_to_tick;
1962	$self->set_darkness_map;
1963	cf::cede_to_tick;
1964	$self->activate;	2070	$self->activate;
1965	}	2071	}
1966		2072
1967	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1969		2075
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2077	}
1972		2078
1973	$self->post_load;	2079	$self->post_load;
1974	}	2080	}
1975		2081
…		…
2033	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2034		2140
2035	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2036		2142
2037	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2145	}
2040		2146
2041	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2042		2148
2043	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
…		…
2080	cf::async {	2186	cf::async {
2081	$Coro::current->{desc} = "map player save";	2187	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2083	};	2189	};
2084		2190
		2191	cf::get_slot 0.02;
		2192
2085	if ($uniq) {	2193	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2196	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2097	$self->save;	2205	$self->save;
2098		2206
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2208
2101	return if $self->players;	2209	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2103	return if $self->{deny_save};	2211	return if $self->{deny_save};
2104		2212
2105	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2106		2214
2107	$self->deactivate;	2215	$self->deactivate;
…		…
2132		2240
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134		2242
2135	return if $self->players;	2243	return if $self->players;
2136		2244
2137	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2138		2246
2139	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2140		2248
2141	# need to save uniques path	2249	# need to save uniques path
2142	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2225		2333
2226	sub unique_maps() {	2334	sub unique_maps() {
2227	[	2335	[
2228	map {	2336	map {
2229	utf8::decode $_;	2337	utf8::decode $_;
2230	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2231	? normalise $_	2341	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2343	]
2235	}	2344	}
2236		2345
2237	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory excluding F</styles> and F</editor>). May
		2350	block.
		2351
		2352	=cut
		2353
		2354	sub static_maps() {
		2355	my @dirs = "";
		2356	my @maps;
		2357
		2358	while (@dirs) {
		2359	my $dir = shift @dirs;
		2360
		2361	next if $dir eq "/styles" || $dir eq "/editor";
		2362
		2363	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2364	or return;
		2365
		2366	for (@$files) {
		2367	s/\.map$// or next;
		2368	utf8::decode $_;
		2369	push @maps, "$dir/$_";
		2370	}
		2371
		2372	push @dirs, map "$dir/$_", @$dirs;
		2373	}
		2374
		2375	\@maps
		2376	}
2238		2377
2239	=back	2378	=back
2240		2379
2241	=head3 cf::object	2380	=head3 cf::object
2242		2381
…		…
2246		2385
2247	=over 4	2386	=over 4
2248		2387
2249	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2250		2389
2251	Returns the inventory of the object _and_ their inventories, recursively.	2390	Returns the inventory of the object I<and> their inventories, recursively,
		2391	but I<not> the object itself.
2252		2392
2253	=cut	2393	=cut
2254		2394
2255	sub inv_recursive_;	2395	sub inv_recursive_;
2256	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2262	}	2402	}
2263		2403
2264	=item $ref = $ob->ref	2404	=item $ref = $ob->ref
2265		2405
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2406	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2407
2268	=item $ob = cf::object::deref ($refstring)	2408	=item $ob = cf::object::deref ($refstring)
2269		2409
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2411	even if the object actually exists. May block.
…		…
2303	can be C<undef>. Does the right thing when the player is currently in a	2443	can be C<undef>. Does the right thing when the player is currently in a
2304	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2305		2445
2306	=cut	2446	=cut
2307		2447
		2448	our $SAY_CHANNEL = {
		2449	id => "say",
		2450	title => "Map",
		2451	reply => "say ",
		2452	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2453	};
		2454
		2455	our $CHAT_CHANNEL = {
		2456	id => "chat",
		2457	title => "Chat",
		2458	reply => "chat ",
		2459	tooltip => "Player chat and shouts, global to the server.",
		2460	};
		2461
2308	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2309	# with dialog boxes.	2463	# with dialog boxes.
2310	#TODO: the first argument must go, split into a $npc->reply_to ( method	2464	#TODO: the first argument must go, split into a $npc->reply_to ( method
2311	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
2312	my ($self, $npc, $msg, $flags) = @_;	2466	my ($self, $npc, $msg, $flags) = @_;
…		…
2323	my $dialog = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2324	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2325		2479
2326	} else {	2480	} else {
2327	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2328	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2329	}	2483	}
2330	}	2484	}
2331	}	2485	}
2332		2486
2333	=item $object->send_msg ($channel, $msg, $color, [extra...])	2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2358		2512
2359	=item $player_object->enter_link	2513	=item $player_object->enter_link
2360		2514
2361	Freezes the player and moves him/her to a special map (C<{link}>).	2515	Freezes the player and moves him/her to a special map (C<{link}>).
2362		2516
2363	The player should be reasonably safe there for short amounts of time. You	2517	The player should be reasonably safe there for short amounts of time (e.g.
2364	I<MUST> call C<leave_link> as soon as possible, though.	2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2519	though, as the palyer cannot control the character while it is on the link
		2520	map.
2365		2521
2366	Will never block.	2522	Will never block.
2367		2523
2368	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2369		2525
…		…
2427		2583
2428	$map->load;	2584	$map->load;
2429	$map->load_neighbours;	2585	$map->load_neighbours;
2430		2586
2431	return unless $self->contr->active;	2587	return unless $self->contr->active;
2432	$self->activate_recursive;
2433		2588
2434	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2435	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
2436	}	2594	}
2437		2595
2438	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2439		2597
2440	Moves the player to the given map-path and coordinates by first freezing	2598	Moves the player to the given map-path and coordinates by first freezing
2441	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2442	that has to return the map if sucecssful, and then unfreezes the player on	2600	that has to return the map if sucecssful, and then unfreezes the player on
2443	the new (success) or old (failed) map position. In either case, $done will	2601	the new (success) or old (failed) map position. In either case, $done will
2444	be called at the end of this process.	2602	be called at the end of this process.
		2603
		2604	Note that $check will be called with a potentially non-loaded map, so if
		2605	it needs a loaded map it has to call C<< ->load >>.
2445		2606
2446	=cut	2607	=cut
2447		2608
2448	our $GOTOGEN;	2609	our $GOTOGEN;
2449		2610
…		…
2528	}	2689	}
2529		2690
2530	sub prepare_random_map {	2691	sub prepare_random_map {
2531	my ($exit) = @_;	2692	my ($exit) = @_;
2532		2693
2533	my $guard = cf::lock_acquire "exit_prepare:$exit";
2534
2535	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2536	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2537	# that depends on the exit object	2696	# that depends on the exit object
2538		2697
2539	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2541	if ($exit->map) {	2700	if ($exit->map) {
2542	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2543	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2544	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2545	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2546	}	2707	}
2547		2708
2548	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2549		2710
2550	my $data = cf::to_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2551	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2552	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2553		2714
2554	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2555	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2556	undef $fh;	2717	undef $fh;
2557	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2558		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2559	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2560	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2561	}	2726	}
2562	}	2727	}
2563		2728
2564	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2565	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2566		2731
2567	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2568		2733
2569	if ($exit->slaying eq "/!") {
2570	#TODO: this should de-fi-ni-te-ly not be a sync-job
2571	# the problem is that $exit might not survive long enough
2572	# so it needs to be done right now, right here
2573	cf::sync_job { prepare_random_map $exit };
2574	}
2575
2576	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2577	my $hp = $exit->stats->hp;
2578	my $sp = $exit->stats->sp;
2579
2580	$self->enter_link;	2734	$self->enter_link;
2581		2735
2582	# if exit is damned, update players death & WoR home-position
2583	$self->contr->savebed ($slaying, $hp, $sp)
2584	if $exit->flag (FLAG_DAMNED);
2585
2586	(async {	2736	(async {
2587	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2737	$Coro::current->{desc} = "enter_exit";
2588		2738
2589	$self->deactivate_recursive; # just to be sure
2590	unless (eval {	2739	unless (eval {
		2740	$self->deactivate_recursive; # just to be sure
		2741
		2742	# random map handling
		2743	{
		2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2745
		2746	prepare_random_map $exit
		2747	if $exit->slaying eq "/!";
		2748	}
		2749
		2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2751	my $x = $exit->stats->hp;
		2752	my $y = $exit->stats->sp;
		2753
2591	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2592		2755
		2756	# if exit is damned, update players death & WoR home-position
		2757	$self->contr->savebed ($map, $x, $y)
		2758	if $exit->flag (cf::FLAG_DAMNED);
		2759
2593	1;	2760	1
2594	}) {	2761	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2763	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2766
2600	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2795	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2796	the message unless the client supports the msg packet.
2630		2797
2631	=cut	2798	=cut
2632		2799
		2800	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2801	our %CHANNEL = (
		2802	"c/motd" => {
		2803	id => "infobox",
		2804	title => "MOTD",
		2805	reply => undef,
		2806	tooltip => "The message of the day",
		2807	},
2634	"c/identify" => {	2808	"c/identify" => {
2635	id => "infobox",	2809	id => "infobox",
2636	title => "Identify",	2810	title => "Identify",
2637	reply => undef,	2811	reply => undef,
2638	tooltip => "Items recently identified",	2812	tooltip => "Items recently identified",
…		…
2641	id => "infobox",	2815	id => "infobox",
2642	title => "Examine",	2816	title => "Examine",
2643	reply => undef,	2817	reply => undef,
2644	tooltip => "Signs and other items you examined",	2818	tooltip => "Signs and other items you examined",
2645	},	2819	},
		2820	"c/shopinfo" => {
		2821	id => "infobox",
		2822	title => "Shop Info",
		2823	reply => undef,
		2824	tooltip => "What your bargaining skill tells you about the shop",
		2825	},
		2826	"c/book" => {
		2827	id => "infobox",
		2828	title => "Book",
		2829	reply => undef,
		2830	tooltip => "The contents of a note or book",
		2831	},
2646	"c/lookat" => {	2832	"c/lookat" => {
2647	id => "infobox",	2833	id => "infobox",
2648	title => "Look",	2834	title => "Look",
2649	reply => undef,	2835	reply => undef,
2650	tooltip => "What you saw there",	2836	tooltip => "What you saw there",
2651	},	2837	},
		2838	"c/who" => {
		2839	id => "infobox",
		2840	title => "Players",
		2841	reply => undef,
		2842	tooltip => "Shows players who are currently online",
		2843	},
		2844	"c/body" => {
		2845	id => "infobox",
		2846	title => "Body Parts",
		2847	reply => undef,
		2848	tooltip => "Shows which body parts you posess and are available",
		2849	},
		2850	"c/statistics" => {
		2851	id => "infobox",
		2852	title => "Statistics",
		2853	reply => undef,
		2854	tooltip => "Shows your primary statistics",
		2855	},
		2856	"c/skills" => {
		2857	id => "infobox",
		2858	title => "Skills",
		2859	reply => undef,
		2860	tooltip => "Shows your experience per skill and item power",
		2861	},
		2862	"c/shopitems" => {
		2863	id => "infobox",
		2864	title => "Shop Items",
		2865	reply => undef,
		2866	tooltip => "Shows the items currently for sale in this shop",
		2867	},
		2868	"c/resistances" => {
		2869	id => "infobox",
		2870	title => "Resistances",
		2871	reply => undef,
		2872	tooltip => "Shows your resistances",
		2873	},
		2874	"c/pets" => {
		2875	id => "infobox",
		2876	title => "Pets",
		2877	reply => undef,
		2878	tooltip => "Shows information abotu your pets/a specific pet",
		2879	},
		2880	"c/perceiveself" => {
		2881	id => "infobox",
		2882	title => "Perceive Self",
		2883	reply => undef,
		2884	tooltip => "You gained detailed knowledge about yourself",
		2885	},
		2886	"c/uptime" => {
		2887	id => "infobox",
		2888	title => "Uptime",
		2889	reply => undef,
		2890	tooltip => "How long the server has been running since last restart",
		2891	},
		2892	"c/mapinfo" => {
		2893	id => "infobox",
		2894	title => "Map Info",
		2895	reply => undef,
		2896	tooltip => "Information related to the maps",
		2897	},
		2898	"c/party" => {
		2899	id => "party",
		2900	title => "Party",
		2901	reply => "gsay ",
		2902	tooltip => "Messages and chat related to your party",
		2903	},
		2904	"c/death" => {
		2905	id => "death",
		2906	title => "Death",
		2907	reply => undef,
		2908	tooltip => "Reason for and more info about your most recent death",
		2909	},
		2910	"c/say" => $SAY_CHANNEL,
		2911	"c/chat" => $CHAT_CHANNEL,
2652	);	2912	);
2653		2913
2654	sub cf::client::send_msg {	2914	sub cf::client::send_msg {
2655	my ($self, $channel, $msg, $color, @extra) = @_;	2915	my ($self, $channel, $msg, $color, @extra) = @_;
2656		2916
2657	$msg = $self->pl->expand_cfpod ($msg);	2917	$msg = $self->pl->expand_cfpod ($msg)
		2918	unless $color & cf::NDI_VERBATIM;
2658		2919
2659	$color &= cf::NDI_CLIENT_MASK; # just in case...	2920	$color &= cf::NDI_CLIENT_MASK; # just in case...
2660		2921
2661	# check predefined channels, for the benefit of C	2922	# check predefined channels, for the benefit of C
2662	if ($CHANNEL{$channel}) {	2923	if ($CHANNEL{$channel}) {
2663	$channel = $CHANNEL{$channel};	2924	$channel = $CHANNEL{$channel};
2664		2925
2665	$self->ext_msg (channel_info => $channel)	2926	$self->ext_msg (channel_info => $channel);
2666	if $self->can_msg;
2667
2668	$channel = $channel->{id};	2927	$channel = $channel->{id};
2669		2928
2670	} elsif (ref $channel) {	2929	} elsif (ref $channel) {
2671	# send meta info to client, if not yet sent	2930	# send meta info to client, if not yet sent
2672	unless (exists $self->{channel}{$channel->{id}}) {	2931	unless (exists $self->{channel}{$channel->{id}}) {
2673	$self->{channel}{$channel->{id}} = $channel;	2932	$self->{channel}{$channel->{id}} = $channel;
2674	$self->ext_msg (channel_info => $channel)	2933	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676	}	2934	}
2677		2935
2678	$channel = $channel->{id};	2936	$channel = $channel->{id};
2679	}	2937	}
2680		2938
2681	return unless @extra || length $msg;	2939	return unless @extra || length $msg;
2682		2940
2683	if ($self->can_msg) {
2684	# default colour, mask it out	2941	# default colour, mask it out
2685	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2942	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2686	if $color & cf::NDI_DEF;	2943	if $color & cf::NDI_DEF;
2687		2944
2688	$self->send_packet ("msg " . $self->{json_coder}->encode (	2945	my $pkt = "msg "
		2946	. $self->{json_coder}->encode (
2689	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2947	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2690	} else {	2948	);
2691	if ($color >= 0) {
2692	# replace some tags by gcfclient-compatible ones
2693	for ($msg) {
2694	1 while
2695	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2696	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2697	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2698	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2699	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2700	}
2701		2949
2702	$color &= cf::NDI_COLOR_MASK;	2950	# try lzf for large packets
		2951	$pkt = "lzf " . Compress::LZF::compress $pkt
		2952	if 1024 <= length $pkt and $self->{can_lzf};
2703		2953
2704	utf8::encode $msg;	2954	# split very large packets
2705		2955	if (8192 < length $pkt and $self->{can_lzf}) {
2706	if (0 && $msg =~ /\[/) {	2956	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2707	# COMMAND/INFO	2957	$pkt = "frag";
2708	$self->send_packet ("drawextinfo $color 10 8 $msg")
2709	} else {
2710	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2711	$self->send_packet ("drawinfo $color $msg")
2712	}
2713	}
2714	}	2958	}
		2959
		2960	$self->send_packet ($pkt);
2715	}	2961	}
2716		2962
2717	=item $client->ext_msg ($type, @msg)	2963	=item $client->ext_msg ($type, @msg)
2718		2964
2719	Sends an ext event to the client.	2965	Sends an ext event to the client.
…		…
2892	=pod	3138	=pod
2893		3139
2894	The following functions and methods are available within a safe environment:	3140	The following functions and methods are available within a safe environment:
2895		3141
2896	cf::object	3142	cf::object
2897	contr pay_amount pay_player map x y force_find force_add	3143	contr pay_amount pay_player map x y force_find force_add destroy
2898	insert remove name archname title slaying race decrease_ob_nr	3144	insert remove name archname title slaying race decrease split
		3145	value
2899		3146
2900	cf::object::player	3147	cf::object::player
2901	player	3148	player
2902		3149
2903	cf::player	3150	cf::player
…		…
2908		3155
2909	=cut	3156	=cut
2910		3157
2911	for (	3158	for (
2912	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3159	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2913	insert remove inv name archname title slaying race	3160	insert remove inv nrof name archname title slaying race
2914	decrease_ob_nr)],	3161	decrease split destroy change_exp value msg lore send_msg)],
2915	["cf::object::player" => qw(player)],	3162	["cf::object::player" => qw(player)],
2916	["cf::player" => qw(peaceful)],	3163	["cf::player" => qw(peaceful send_msg)],
2917	["cf::map" => qw(trigger)],	3164	["cf::map" => qw(trigger)],
2918	) {	3165	) {
2919	no strict 'refs';	3166	no strict 'refs';
2920	my ($pkg, @funs) = @$_;	3167	my ($pkg, @funs) = @$_;
2921	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3168	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2938	my ($code, %vars) = @_;	3185	my ($code, %vars) = @_;
2939		3186
2940	my $qcode = $code;	3187	my $qcode = $code;
2941	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3188	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2942	$qcode =~ s/\n/\\n/g;	3189	$qcode =~ s/\n/\\n/g;
		3190
		3191	%vars = (_dummy => 0) unless %vars;
2943		3192
2944	local $_;	3193	local $_;
2945	local @safe::cf::_safe_eval_args = values %vars;	3194	local @safe::cf::_safe_eval_args = values %vars;
2946		3195
2947	my $eval =	3196	my $eval =
…		…
3024	{	3273	{
3025	my $faces = $facedata->{faceinfo};	3274	my $faces = $facedata->{faceinfo};
3026		3275
3027	while (my ($face, $info) = each %$faces) {	3276	while (my ($face, $info) = each %$faces) {
3028	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3277	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3278
3029	cf::face::set_visibility $idx, $info->{visibility};	3279	cf::face::set_visibility $idx, $info->{visibility};
3030	cf::face::set_magicmap $idx, $info->{magicmap};	3280	cf::face::set_magicmap $idx, $info->{magicmap};
3031	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3281	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3032	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3282	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3033		3283
3034	cf::cede_to_tick;	3284	cf::cede_to_tick;
3035	}	3285	}
3036		3286
3037	while (my ($face, $info) = each %$faces) {	3287	while (my ($face, $info) = each %$faces) {
3038	next unless $info->{smooth};	3288	next unless $info->{smooth};
		3289
3039	my $idx = cf::face::find $face	3290	my $idx = cf::face::find $face
3040	or next;	3291	or next;
		3292
3041	if (my $smooth = cf::face::find $info->{smooth}) {	3293	if (my $smooth = cf::face::find $info->{smooth}) {
3042	cf::face::set_smooth $idx, $smooth;	3294	cf::face::set_smooth $idx, $smooth;
3043	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3295	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3044	} else {	3296	} else {
3045	warn "smooth face '$info->{smooth}' not found for face '$face'";	3297	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3063	{	3315	{
3064	# TODO: for gcfclient pleasure, we should give resources	3316	# TODO: for gcfclient pleasure, we should give resources
3065	# that gcfclient doesn't grok a >10000 face index.	3317	# that gcfclient doesn't grok a >10000 face index.
3066	my $res = $facedata->{resource};	3318	my $res = $facedata->{resource};
3067		3319
3068	my $soundconf = delete $res->{"res/sound.conf"};
3069
3070	while (my ($name, $info) = each %$res) {	3320	while (my ($name, $info) = each %$res) {
		3321	if (defined $info->{type}) {
3071	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3322	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3072	my $data;	3323	my $data;
3073		3324
3074	if ($info->{type} & 1) {	3325	if ($info->{type} & 1) {
3075	# prepend meta info	3326	# prepend meta info
3076		3327
3077	my $meta = $enc->encode ({	3328	my $meta = $enc->encode ({
3078	name => $name,	3329	name => $name,
3079	%{ $info->{meta} || {} },	3330	%{ $info->{meta} || {} },
3080	});	3331	});
3081		3332
3082	$data = pack "(w/a*)*", $meta, $info->{data};	3333	$data = pack "(w/a*)*", $meta, $info->{data};
		3334	} else {
		3335	$data = $info->{data};
		3336	}
		3337
		3338	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3339	cf::face::set_type $idx, $info->{type};
3083	} else {	3340	} else {
3084	$data = $info->{data};	3341	$RESOURCE{$name} = $info;
3085	}	3342	}
3086		3343
3087	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3088	cf::face::set_type $idx, $info->{type};
3089
3090	cf::cede_to_tick;	3344	cf::cede_to_tick;
3091	}	3345	}
3092
3093	if ($soundconf) {
3094	$soundconf = $enc->decode (delete $soundconf->{data});
3095
3096	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3097	my $sound = $soundconf->{compat}[$_]
3098	or next;
3099
3100	my $face = cf::face::find "sound/$sound->[1]";
3101	cf::sound::set $sound->[0] => $face;
3102	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3103	}
3104
3105	while (my ($k, $v) = each %{$soundconf->{event}}) {
3106	my $face = cf::face::find "sound/$v";
3107	cf::sound::set $k => $face;
3108	}
3109	}
3110	}	3346	}
		3347
		3348	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3111		3349
3112	1	3350	1
3113	}	3351	}
		3352
		3353	cf::global->attach (on_resource_update => sub {
		3354	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3355	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3356
		3357	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3358	my $sound = $soundconf->{compat}[$_]
		3359	or next;
		3360
		3361	my $face = cf::face::find "sound/$sound->[1]";
		3362	cf::sound::set $sound->[0] => $face;
		3363	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3364	}
		3365
		3366	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3367	my $face = cf::face::find "sound/$v";
		3368	cf::sound::set $k => $face;
		3369	}
		3370	}
		3371	});
3114		3372
3115	register_exticmd fx_want => sub {	3373	register_exticmd fx_want => sub {
3116	my ($ns, $want) = @_;	3374	my ($ns, $want) = @_;
3117		3375
3118	while (my ($k, $v) = each %$want) {	3376	while (my ($k, $v) = each %$want) {
3119	$ns->fx_want ($k, $v);	3377	$ns->fx_want ($k, $v);
3120	}	3378	}
3121	};	3379	};
		3380
		3381	sub load_resource_file($) {
		3382	my $guard = lock_acquire "load_resource_file";
		3383
		3384	my $status = load_resource_file_ $_[0];
		3385	get_slot 0.1, 100;
		3386	cf::arch::commit_load;
		3387
		3388	$status
		3389	}
3122		3390
3123	sub reload_regions {	3391	sub reload_regions {
3124	# HACK to clear player env face cache, we need some signal framework	3392	# HACK to clear player env face cache, we need some signal framework
3125	# for this (global event?)	3393	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();	3394	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3140	}	3408	}
3141		3409
3142	sub reload_archetypes {	3410	sub reload_archetypes {
3143	load_resource_file "$DATADIR/archetypes"	3411	load_resource_file "$DATADIR/archetypes"
3144	or die "unable to load archetypes\n";	3412	or die "unable to load archetypes\n";
3145	#d# NEED to laod twice to resolve forward references
3146	# this really needs to be done in an extra post-pass
3147	# (which needs to be synchronous, so solve it differently)
3148	load_resource_file "$DATADIR/archetypes"
3149	or die "unable to load archetypes\n";
3150	}	3413	}
3151		3414
3152	sub reload_treasures {	3415	sub reload_treasures {
3153	load_resource_file "$DATADIR/treasures"	3416	load_resource_file "$DATADIR/treasures"
3154	or die "unable to load treasurelists\n";	3417	or die "unable to load treasurelists\n";
3155	}	3418	}
3156		3419
3157	sub reload_resources {	3420	sub reload_resources {
3158	warn "reloading resource files...\n";	3421	warn "reloading resource files...\n";
3159		3422
		3423	reload_facedata;
		3424	reload_archetypes;
3160	reload_regions;	3425	reload_regions;
3161	reload_facedata;
3162	#reload_archetypes;#d#
3163	reload_archetypes;
3164	reload_treasures;	3426	reload_treasures;
3165		3427
3166	warn "finished reloading resource files\n";	3428	warn "finished reloading resource files\n";
3167	}	3429	}
3168		3430
3169	sub init {
3170	reload_resources;
3171	}
3172
3173	sub reload_config {	3431	sub reload_config {
		3432	warn "reloading config file...\n";
		3433
3174	open my $fh, "<:utf8", "$CONFDIR/config"	3434	open my $fh, "<:utf8", "$CONFDIR/config"
3175	or return;	3435	or return;
3176		3436
3177	local $/;	3437	local $/;
3178	*CFG = YAML::Syck::Load <$fh>;	3438	*CFG = YAML::XS::Load scalar <$fh>;
3179		3439
3180	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3440	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3181		3441
3182	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3442	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3183	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3443	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3187	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3447	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3188	and die "WARNING: m(un)lockall failed: $!\n";	3448	and die "WARNING: m(un)lockall failed: $!\n";
3189	};	3449	};
3190	warn $@ if $@;	3450	warn $@ if $@;
3191	}	3451	}
		3452
		3453	warn "finished reloading resource files\n";
		3454	}
		3455
		3456	sub pidfile() {
		3457	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3458	or die "$PIDFILE: $!";
		3459	flock $fh, &Fcntl::LOCK_EX
		3460	or die "$PIDFILE: flock: $!";
		3461	$fh
		3462	}
		3463
		3464	# make sure only one server instance is running at any one time
		3465	sub atomic {
		3466	my $fh = pidfile;
		3467
		3468	my $pid = <$fh>;
		3469	kill 9, $pid if $pid > 0;
		3470
		3471	seek $fh, 0, 0;
		3472	print $fh $$;
		3473	}
		3474
		3475	sub main_loop {
		3476	warn "EV::loop starting\n";
		3477	if (1) {
		3478	EV::loop;
		3479	}
		3480	warn "EV::loop returned\n";
		3481	goto &main_loop unless $REALLY_UNLOOP;
3192	}	3482	}
3193		3483
3194	sub main {	3484	sub main {
		3485	cf::init_globals; # initialise logging
		3486
		3487	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3488	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3489	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3490	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3491
		3492	cf::init_experience;
		3493	cf::init_anim;
		3494	cf::init_attackmess;
		3495	cf::init_dynamic;
		3496
		3497	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3498
3195	# we must not ever block the main coroutine	3499	# we must not ever block the main coroutine
3196	local $Coro::idle = sub {	3500	local $Coro::idle = sub {
3197	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3501	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3198	(async {	3502	(async {
3199	$Coro::current->{desc} = "IDLE BUG HANDLER";	3503	$Coro::current->{desc} = "IDLE BUG HANDLER";
3200	Event::one_event;	3504	EV::loop EV::LOOP_ONESHOT;
3201	})->prio (Coro::PRIO_MAX);	3505	})->prio (Coro::PRIO_MAX);
3202	};	3506	};
3203		3507
		3508	evthread_start IO::AIO::poll_fileno;
		3509
		3510	cf::sync_job {
		3511	reload_resources;
3204	reload_config;	3512	reload_config;
3205	db_init;	3513	db_init;
		3514
		3515	cf::load_settings;
		3516	cf::load_materials;
		3517	cf::init_uuid;
		3518	cf::init_signals;
		3519	cf::init_commands;
		3520	cf::init_skills;
		3521
		3522	cf::init_beforeplay;
		3523
		3524	atomic;
		3525
3206	load_extensions;	3526	load_extensions;
3207		3527
3208	$TICK_WATCHER->start;	3528	utime time, time, $RUNTIMEFILE;
3209	Event::loop;	3529
		3530	# no (long-running) fork's whatsoever before this point(!)
		3531	use POSIX ();
		3532	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3533
		3534	(pop @POST_INIT)->(0) while @POST_INIT;
		3535	};
		3536
		3537	main_loop;
3210	}	3538	}
3211		3539
3212	#############################################################################	3540	#############################################################################
3213	# initialisation and cleanup	3541	# initialisation and cleanup
3214		3542
3215	# install some emergency cleanup handlers	3543	# install some emergency cleanup handlers
3216	BEGIN {	3544	BEGIN {
		3545	our %SIGWATCHER = ();
3217	for my $signal (qw(INT HUP TERM)) {	3546	for my $signal (qw(INT HUP TERM)) {
3218	Event->signal (	3547	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3219	reentrant => 0,
3220	data => WF_AUTOCANCEL,
3221	signal => $signal,
3222	prio => 0,
3223	cb => sub {
3224	cf::cleanup "SIG$signal";	3548	cf::cleanup "SIG$signal";
3225	},
3226	);	3549	};
3227	}	3550	}
3228	}	3551	}
3229		3552
3230	sub write_runtime {	3553	sub write_runtime_sync {
3231	my $runtime = "$LOCALDIR/runtime";
3232
3233	# first touch the runtime file to show we are still running:	3554	# first touch the runtime file to show we are still running:
3234	# the fsync below can take a very very long time.	3555	# the fsync below can take a very very long time.
3235		3556
3236	IO::AIO::aio_utime $runtime, undef, undef;	3557	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3237		3558
3238	my $guard = cf::lock_acquire "write_runtime";	3559	my $guard = cf::lock_acquire "write_runtime";
3239		3560
3240	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3561	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3241	or return;	3562	or return;
3242		3563
3243	my $value = $cf::RUNTIME + 90 + 10;	3564	my $value = $cf::RUNTIME + 90 + 10;
3244	# 10 is the runtime save interval, for a monotonic clock	3565	# 10 is the runtime save interval, for a monotonic clock
3245	# 60 allows for the watchdog to kill the server.	3566	# 60 allows for the watchdog to kill the server.
…		…
3255	aio_utime $fh, undef, undef;	3576	aio_utime $fh, undef, undef;
3256		3577
3257	close $fh	3578	close $fh
3258	or return;	3579	or return;
3259		3580
3260	aio_rename "$runtime~", $runtime	3581	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3261	and return;	3582	and return;
3262		3583
3263	warn "runtime file written.\n";	3584	warn "runtime file written.\n";
3264		3585
3265	1	3586	1
		3587	}
		3588
		3589	our $uuid_lock;
		3590	our $uuid_skip;
		3591
		3592	sub write_uuid_sync($) {
		3593	$uuid_skip ||= $_[0];
		3594
		3595	return if $uuid_lock;
		3596	local $uuid_lock = 1;
		3597
		3598	my $uuid = "$LOCALDIR/uuid";
		3599
		3600	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3601	or return;
		3602
		3603	my $value = uuid_seq uuid_cur;
		3604
		3605	unless ($value) {
		3606	warn "cowardly refusing to write zero uuid value!\n";
		3607	return;
		3608	}
		3609
		3610	my $value = uuid_str $value + $uuid_skip;
		3611	$uuid_skip = 0;
		3612
		3613	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3614	and return;
		3615
		3616	# always fsync - this file is important
		3617	aio_fsync $fh
		3618	and return;
		3619
		3620	close $fh
		3621	or return;
		3622
		3623	aio_rename "$uuid~", $uuid
		3624	and return;
		3625
		3626	warn "uuid file written ($value).\n";
		3627
		3628	1
		3629
		3630	}
		3631
		3632	sub write_uuid($$) {
		3633	my ($skip, $sync) = @_;
		3634
		3635	$sync ? write_uuid_sync $skip
		3636	: async { write_uuid_sync $skip };
3266	}	3637	}
3267		3638
3268	sub emergency_save() {	3639	sub emergency_save() {
3269	my $freeze_guard = cf::freeze_mainloop;	3640	my $freeze_guard = cf::freeze_mainloop;
3270		3641
3271	warn "enter emergency perl save\n";	3642	warn "emergency_perl_save: enter\n";
3272		3643
3273	cf::sync_job {	3644	cf::sync_job {
		3645	# this is a trade-off: we want to be very quick here, so
		3646	# save all maps without fsync, and later call a global sync
		3647	# (which in turn might be very very slow)
		3648	local $USE_FSYNC = 0;
		3649
3274	# use a peculiar iteration method to avoid tripping on perl	3650	# use a peculiar iteration method to avoid tripping on perl
3275	# refcount bugs in for. also avoids problems with players	3651	# refcount bugs in for. also avoids problems with players
3276	# and maps saved/destroyed asynchronously.	3652	# and maps saved/destroyed asynchronously.
3277	warn "begin emergency player save\n";	3653	warn "emergency_perl_save: begin player save\n";
3278	for my $login (keys %cf::PLAYER) {	3654	for my $login (keys %cf::PLAYER) {
3279	my $pl = $cf::PLAYER{$login} or next;	3655	my $pl = $cf::PLAYER{$login} or next;
3280	$pl->valid or next;	3656	$pl->valid or next;
		3657	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3281	$pl->save;	3658	$pl->save;
3282	}	3659	}
3283	warn "end emergency player save\n";	3660	warn "emergency_perl_save: end player save\n";
3284		3661
3285	warn "begin emergency map save\n";	3662	warn "emergency_perl_save: begin map save\n";
3286	for my $path (keys %cf::MAP) {	3663	for my $path (keys %cf::MAP) {
3287	my $map = $cf::MAP{$path} or next;	3664	my $map = $cf::MAP{$path} or next;
3288	$map->valid or next;	3665	$map->valid or next;
3289	$map->save;	3666	$map->save;
3290	}	3667	}
3291	warn "end emergency map save\n";	3668	warn "emergency_perl_save: end map save\n";
3292		3669
3293	warn "begin emergency database checkpoint\n";	3670	warn "emergency_perl_save: begin database checkpoint\n";
3294	BDB::db_env_txn_checkpoint $DB_ENV;	3671	BDB::db_env_txn_checkpoint $DB_ENV;
3295	warn "end emergency database checkpoint\n";	3672	warn "emergency_perl_save: end database checkpoint\n";
		3673
		3674	warn "emergency_perl_save: begin write uuid\n";
		3675	write_uuid_sync 1;
		3676	warn "emergency_perl_save: end write uuid\n";
3296	};	3677	};
3297		3678
		3679	warn "emergency_perl_save: starting sync()\n";
		3680	IO::AIO::aio_sync sub {
		3681	warn "emergency_perl_save: finished sync()\n";
		3682	};
		3683
3298	warn "leave emergency perl save\n";	3684	warn "emergency_perl_save: leave\n";
3299	}	3685	}
3300		3686
3301	sub post_cleanup {	3687	sub post_cleanup {
3302	my ($make_core) = @_;	3688	my ($make_core) = @_;
3303		3689
3304	warn Carp::longmess "post_cleanup backtrace"	3690	warn Carp::longmess "post_cleanup backtrace"
3305	if $make_core;	3691	if $make_core;
		3692
		3693	my $fh = pidfile;
		3694	unlink $PIDFILE if <$fh> == $$;
		3695	}
		3696
		3697	# a safer delete_package, copied from Symbol
		3698	sub clear_package($) {
		3699	my $pkg = shift;
		3700
		3701	# expand to full symbol table name if needed
		3702	unless ($pkg =~ /^main::.*::$/) {
		3703	$pkg = "main$pkg" if $pkg =~ /^::/;
		3704	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3705	$pkg .= '::' unless $pkg =~ /::$/;
		3706	}
		3707
		3708	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3709	my $stem_symtab = *{$stem}{HASH};
		3710
		3711	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3712	or return;
		3713
		3714	# clear all symbols
		3715	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3716	for my $name (keys %$leaf_symtab) {
		3717	_gv_clear *{"$pkg$name"};
		3718	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3719	}
		3720	warn "cleared package $pkg\n";#d#
3306	}	3721	}
3307		3722
3308	sub do_reload_perl() {	3723	sub do_reload_perl() {
3309	# can/must only be called in main	3724	# can/must only be called in main
3310	if ($Coro::current != $Coro::main) {	3725	if ($Coro::current != $Coro::main) {
3311	warn "can only reload from main coroutine";	3726	warn "can only reload from main coroutine";
3312	return;	3727	return;
3313	}	3728	}
3314		3729
		3730	return if $RELOAD++;
		3731
		3732	my $t1 = EV::time;
		3733
		3734	while ($RELOAD) {
3315	warn "reloading...";	3735	warn "reloading...";
3316		3736
3317	warn "entering sync_job";	3737	warn "entering sync_job";
3318		3738
3319	cf::sync_job {	3739	cf::sync_job {
3320	cf::write_runtime; # external watchdog should not bark	3740	cf::write_runtime_sync; # external watchdog should not bark
3321	cf::emergency_save;	3741	cf::emergency_save;
3322	cf::write_runtime; # external watchdog should not bark	3742	cf::write_runtime_sync; # external watchdog should not bark
3323		3743
3324	warn "syncing database to disk";	3744	warn "syncing database to disk";
3325	BDB::db_env_txn_checkpoint $DB_ENV;	3745	BDB::db_env_txn_checkpoint $DB_ENV;
3326		3746
3327	# if anything goes wrong in here, we should simply crash as we already saved	3747	# if anything goes wrong in here, we should simply crash as we already saved
3328		3748
3329	warn "cancelling all WF_AUTOCANCEL watchers";
3330	for (Event::all_watchers) {
3331	$_->cancel if $_->data & WF_AUTOCANCEL;
3332	}
3333
3334	warn "flushing outstanding aio requests";	3749	warn "flushing outstanding aio requests";
3335	for (;;) {
3336	BDB::flush;
3337	IO::AIO::flush;
3338	Coro::cede;
3339	last unless IO::AIO::nreqs || BDB::nreqs;	3750	while (IO::AIO::nreqs || BDB::nreqs) {
3340	warn "iterate...";	3751	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3341	}
3342
3343	++$RELOAD;
3344
3345	warn "cancelling all extension coros";
3346	$_->cancel for values %EXT_CORO;
3347	%EXT_CORO = ();
3348
3349	warn "removing commands";
3350	%COMMAND = ();
3351
3352	warn "removing ext/exti commands";
3353	%EXTCMD = ();
3354	%EXTICMD = ();
3355
3356	warn "unloading/nuking all extensions";
3357	for my $pkg (@EXTS) {
3358	warn "... unloading $pkg";
3359
3360	if (my $cb = $pkg->can ("unload")) {
3361	eval {
3362	$cb->($pkg);
3363	1
3364	} or warn "$pkg unloaded, but with errors: $@";
3365	}	3752	}
3366		3753
3367	warn "... nuking $pkg";	3754	warn "cancelling all extension coros";
3368	Symbol::delete_package $pkg;	3755	$_->cancel for values %EXT_CORO;
3369	}	3756	%EXT_CORO = ();
3370		3757
3371	warn "unloading all perl modules loaded from $LIBDIR";	3758	warn "removing commands";
3372	while (my ($k, $v) = each %INC) {	3759	%COMMAND = ();
3373	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3374		3760
		3761	warn "removing ext/exti commands";
		3762	%EXTCMD = ();
		3763	%EXTICMD = ();
		3764
		3765	warn "unloading/nuking all extensions";
		3766	for my $pkg (@EXTS) {
3375	warn "... unloading $k";	3767	warn "... unloading $pkg";
3376	delete $INC{$k};
3377		3768
3378	$k =~ s/\.pm$//;
3379	$k =~ s/\//::/g;
3380
3381	if (my $cb = $k->can ("unload_module")) {	3769	if (my $cb = $pkg->can ("unload")) {
		3770	eval {
3382	$cb->();	3771	$cb->($pkg);
		3772	1
		3773	} or warn "$pkg unloaded, but with errors: $@";
		3774	}
		3775
		3776	warn "... clearing $pkg";
		3777	clear_package $pkg;
3383	}	3778	}
3384		3779
3385	Symbol::delete_package $k;	3780	warn "unloading all perl modules loaded from $LIBDIR";
		3781	while (my ($k, $v) = each %INC) {
		3782	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3783
		3784	warn "... unloading $k";
		3785	delete $INC{$k};
		3786
		3787	$k =~ s/\.pm$//;
		3788	$k =~ s/\//::/g;
		3789
		3790	if (my $cb = $k->can ("unload_module")) {
		3791	$cb->();
		3792	}
		3793
		3794	clear_package $k;
3386	}	3795	}
3387		3796
3388	warn "getting rid of safe::, as good as possible";	3797	warn "getting rid of safe::, as good as possible";
3389	Symbol::delete_package "safe::$_"	3798	clear_package "safe::$_"
3390	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3799	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3391		3800
3392	warn "unloading cf.pm \"a bit\"";	3801	warn "unloading cf.pm \"a bit\"";
3393	delete $INC{"cf.pm"};	3802	delete $INC{"cf.pm"};
3394	delete $INC{"cf/pod.pm"};	3803	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3395		3804
3396	# don't, removes xs symbols, too,	3805	# don't, removes xs symbols, too,
3397	# and global variables created in xs	3806	# and global variables created in xs
3398	#Symbol::delete_package __PACKAGE__;	3807	#clear_package __PACKAGE__;
3399		3808
3400	warn "unload completed, starting to reload now";	3809	warn "unload completed, starting to reload now";
3401		3810
3402	warn "reloading cf.pm";	3811	warn "reloading cf.pm";
3403	require cf;	3812	require cf;
3404	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3813	cf::_connect_to_perl_1;
3405		3814
3406	warn "loading config and database again";	3815	warn "loading config and database again";
3407	cf::reload_config;	3816	cf::reload_config;
3408		3817
3409	warn "loading extensions";	3818	warn "loading extensions";
3410	cf::load_extensions;	3819	cf::load_extensions;
3411		3820
		3821	if ($REATTACH_ON_RELOAD) {
3412	warn "reattaching attachments to objects/players";	3822	warn "reattaching attachments to objects/players";
3413	_global_reattach; # objects, sockets	3823	_global_reattach; # objects, sockets
3414	warn "reattaching attachments to maps";	3824	warn "reattaching attachments to maps";
3415	reattach $_ for values %MAP;	3825	reattach $_ for values %MAP;
3416	warn "reattaching attachments to players";	3826	warn "reattaching attachments to players";
3417	reattach $_ for values %PLAYER;	3827	reattach $_ for values %PLAYER;
		3828	}
3418		3829
		3830	warn "running post_init jobs";
		3831	(pop @POST_INIT)->(1) while @POST_INIT;
		3832
3419	warn "leaving sync_job";	3833	warn "leaving sync_job";
3420		3834
3421	1	3835	1
3422	} or do {	3836	} or do {
3423	warn $@;	3837	warn $@;
3424	warn "error while reloading, exiting.";	3838	cf::cleanup "error while reloading, exiting.";
3425	exit 1;
3426	};	3839	};
3427		3840
3428	warn "reloaded";	3841	warn "reloaded";
		3842	--$RELOAD;
		3843	}
		3844
		3845	$t1 = EV::time - $t1;
		3846	warn "reload completed in ${t1}s\n";
3429	};	3847	};
3430		3848
3431	our $RELOAD_WATCHER; # used only during reload	3849	our $RELOAD_WATCHER; # used only during reload
3432		3850
3433	sub reload_perl() {	3851	sub reload_perl() {
3434	# doing reload synchronously and two reloads happen back-to-back,	3852	# doing reload synchronously and two reloads happen back-to-back,
3435	# coro crashes during coro_state_free->destroy here.	3853	# coro crashes during coro_state_free->destroy here.
3436		3854
3437	$RELOAD_WATCHER ||= Event->timer (	3855	$RELOAD_WATCHER ||= cf::async {
3438	reentrant => 0,	3856	Coro::AIO::aio_wait cache_extensions;
3439	after => 0,	3857
3440	data => WF_AUTOCANCEL,	3858	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3441	cb => sub {
3442	do_reload_perl;	3859	do_reload_perl;
3443	undef $RELOAD_WATCHER;	3860	undef $RELOAD_WATCHER;
3444	},	3861	};
3445	);	3862	};
3446	}	3863	}
3447		3864
3448	register_command "reload" => sub {	3865	register_command "reload" => sub {
3449	my ($who, $arg) = @_;	3866	my ($who, $arg) = @_;
3450		3867
…		…
3463		3880
3464	our @WAIT_FOR_TICK;	3881	our @WAIT_FOR_TICK;
3465	our @WAIT_FOR_TICK_BEGIN;	3882	our @WAIT_FOR_TICK_BEGIN;
3466		3883
3467	sub wait_for_tick {	3884	sub wait_for_tick {
3468	return unless $TICK_WATCHER->is_active;
3469	return if $Coro::current == $Coro::main;	3885	return if tick_inhibit || $Coro::current == $Coro::main;
3470		3886
3471	my $signal = new Coro::Signal;	3887	my $signal = new Coro::Signal;
3472	push @WAIT_FOR_TICK, $signal;	3888	push @WAIT_FOR_TICK, $signal;
3473	$signal->wait;	3889	$signal->wait;
3474	}	3890	}
3475		3891
3476	sub wait_for_tick_begin {	3892	sub wait_for_tick_begin {
3477	return unless $TICK_WATCHER->is_active;
3478	return if $Coro::current == $Coro::main;	3893	return if tick_inhibit || $Coro::current == $Coro::main;
3479		3894
3480	my $signal = new Coro::Signal;	3895	my $signal = new Coro::Signal;
3481	push @WAIT_FOR_TICK_BEGIN, $signal;	3896	push @WAIT_FOR_TICK_BEGIN, $signal;
3482	$signal->wait;	3897	$signal->wait;
3483	}	3898	}
3484		3899
3485	$TICK_WATCHER = Event->timer (	3900	sub tick {
3486	reentrant => 0,
3487	parked => 1,
3488	prio => 0,
3489	at => $NEXT_TICK || $TICK,
3490	data => WF_AUTOCANCEL,
3491	cb => sub {
3492	if ($Coro::current != $Coro::main) {	3901	if ($Coro::current != $Coro::main) {
3493	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3902	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3494	unless ++$bug_warning > 10;	3903	unless ++$bug_warning > 10;
3495	return;	3904	return;
3496	}	3905	}
3497		3906
3498	$NOW = $tick_start = Event::time;
3499
3500	cf::server_tick; # one server iteration	3907	cf::server_tick; # one server iteration
3501		3908
3502	$RUNTIME += $TICK;
3503	$NEXT_TICK += $TICK;
3504
3505	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3909	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3506	$NEXT_RUNTIME_WRITE = $NOW + 10;	3910	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3507	Coro::async_pool {	3911	Coro::async_pool {
3508	$Coro::current->{desc} = "runtime saver";	3912	$Coro::current->{desc} = "runtime saver";
3509	write_runtime	3913	write_runtime_sync
3510	or warn "ERROR: unable to write runtime file: $!";	3914	or warn "ERROR: unable to write runtime file: $!";
3511	};
3512	}	3915	};
		3916	}
3513		3917
3514	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3918	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3515	$sig->send;	3919	$sig->send;
3516	}	3920	}
3517	while (my $sig = shift @WAIT_FOR_TICK) {	3921	while (my $sig = shift @WAIT_FOR_TICK) {
3518	$sig->send;	3922	$sig->send;
3519	}	3923	}
3520		3924
3521	$NOW = Event::time;	3925	$LOAD = ($NOW - $TICK_START) / $TICK;
3522
3523	# if we are delayed by four ticks or more, skip them all
3524	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3525
3526	$TICK_WATCHER->at ($NEXT_TICK);
3527	$TICK_WATCHER->start;
3528
3529	$LOAD = ($NOW - $tick_start) / $TICK;
3530	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3926	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3531		3927
3532	_post_tick;	3928	if (0) {
		3929	if ($NEXT_TICK) {
		3930	my $jitter = $TICK_START - $NEXT_TICK;
		3931	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3932	warn "jitter $JITTER\n";#d#
		3933	}
3533	},	3934	}
3534	);	3935	}
3535		3936
3536	{	3937	{
		3938	# configure BDB
		3939
3537	BDB::min_parallel 8;	3940	BDB::min_parallel 8;
3538	BDB::max_poll_time $TICK * 0.1;	3941	BDB::max_poll_reqs $TICK * 0.1;
3539	$BDB_POLL_WATCHER = Event->io (	3942	$AnyEvent::BDB::WATCHER->priority (1);
3540	reentrant => 0,
3541	fd => BDB::poll_fileno,
3542	poll => 'r',
3543	prio => 0,
3544	data => WF_AUTOCANCEL,
3545	cb => \&BDB::poll_cb,
3546	);
3547
3548	BDB::set_sync_prepare {
3549	my $status;
3550	my $current = $Coro::current;
3551	(
3552	sub {
3553	$status = $!;
3554	$current->ready; undef $current;
3555	},
3556	sub {
3557	Coro::schedule while defined $current;
3558	$! = $status;
3559	},
3560	)
3561	};
3562		3943
3563	unless ($DB_ENV) {	3944	unless ($DB_ENV) {
3564	$DB_ENV = BDB::db_env_create;	3945	$DB_ENV = BDB::db_env_create;
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3946	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3566	| BDB::LOG_AUTOREMOVE, 1);	3947	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3948	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3567	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3949	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3568	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3950	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3569		3951
3570	cf::sync_job {	3952	cf::sync_job {
3571	eval {	3953	eval {
…		…
3581		3963
3582	cf::cleanup "db_env_open(db): $@" if $@;	3964	cf::cleanup "db_env_open(db): $@" if $@;
3583	};	3965	};
3584	}	3966	}
3585		3967
3586	$BDB_DEADLOCK_WATCHER = Event->timer (	3968	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3587	after => 3,
3588	interval => 1,
3589	hard => 1,
3590	prio => 0,
3591	data => WF_AUTOCANCEL,
3592	cb => sub {
3593	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3969	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3594	},
3595	);	3970	};
3596	$BDB_CHECKPOINT_WATCHER = Event->timer (	3971	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3597	after => 11,
3598	interval => 60,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3972	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3604	},
3605	);	3973	};
3606	$BDB_TRICKLE_WATCHER = Event->timer (	3974	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3607	after => 5,
3608	interval => 10,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3975	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3614	},
3615	);	3976	};
3616	}	3977	}
3617		3978
3618	{	3979	{
		3980	# configure IO::AIO
		3981
3619	IO::AIO::min_parallel 8;	3982	IO::AIO::min_parallel 8;
3620
3621	undef $Coro::AIO::WATCHER;
3622	IO::AIO::max_poll_time $TICK * 0.1;	3983	IO::AIO::max_poll_time $TICK * 0.1;
3623	$AIO_POLL_WATCHER = Event->io (	3984	undef $AnyEvent::AIO::WATCHER;
3624	reentrant => 0,
3625	data => WF_AUTOCANCEL,
3626	fd => IO::AIO::poll_fileno,
3627	poll => 'r',
3628	prio => 0,
3629	cb => \&IO::AIO::poll_cb,
3630	);
3631	}	3985	}
3632		3986
3633	my $_log_backtrace;	3987	my $_log_backtrace;
3634		3988
3635	sub _log_backtrace {	3989	sub _log_backtrace {
…		…
3638	$msg =~ s/\n//;	3992	$msg =~ s/\n//;
3639		3993
3640	# limit the # of concurrent backtraces	3994	# limit the # of concurrent backtraces
3641	if ($_log_backtrace < 2) {	3995	if ($_log_backtrace < 2) {
3642	++$_log_backtrace;	3996	++$_log_backtrace;
		3997	my $perl_bt = Carp::longmess $msg;
3643	async {	3998	async {
3644	$Coro::current->{desc} = "abt $msg";	3999	$Coro::current->{desc} = "abt $msg";
3645		4000
3646	my @bt = fork_call {	4001	my @bt = fork_call {
3647	@addr = map { sprintf "%x", $_ } @addr;	4002	@addr = map { sprintf "%x", $_ } @addr;
…		…
3658	}	4013	}
3659		4014
3660	@funcs	4015	@funcs
3661	};	4016	};
3662		4017
3663	LOG llevInfo, "[ABT] $msg\n";	4018	LOG llevInfo, "[ABT] $perl_bt\n";
		4019	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3664	LOG llevInfo, "[ABT] $_\n" for @bt;	4020	LOG llevInfo, "[ABT] $_\n" for @bt;
3665	--$_log_backtrace;	4021	--$_log_backtrace;
3666	};	4022	};
3667	} else {	4023	} else {
3668	LOG llevInfo, "[ABT] $msg\n";	4024	LOG llevInfo, "[ABT] $msg\n";
3669	LOG llevInfo, "[ABT] [suppressed]\n";	4025	LOG llevInfo, "[ABT] [suppressed]\n";
3670	}	4026	}
3671	}	4027	}
3672		4028
3673	# load additional modules	4029	# load additional modules
3674	use cf::pod;	4030	require "cf/$_.pm" for @EXTRA_MODULES;
		4031	cf::_connect_to_perl_2;
3675		4032
3676	END { cf::emergency_save }	4033	END { cf::emergency_save }
3677		4034
3678	1	4035	1
3679		4036

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