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Revision 1.454 by root, Thu Sep 25 12:14:32 2008 UTC vs.
Revision 1.544 by root, Thu May 6 21:58:07 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
70		71
71	# make sure c-lzf reinitialises itself	72	# make sure c-lzf reinitialises itself
72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
74		75
		76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		78
75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
76		82
77	our %COMMAND = ();	83	our %COMMAND = ();
78	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
79		85
80	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
83	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
84	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
85		91
86	our $RELOAD; # number of reloads so far, non-zero while in reload	92	our $RELOAD; # number of reloads so far, non-zero while in reload
87	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
88		96
89	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
90	our $DATADIR = datadir;	98	our $DATADIR = datadir;
91	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
92	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
…		…
98	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
99	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
100	our $PIDFILE = "$LOCALDIR/pid";	108	our $PIDFILE = "$LOCALDIR/pid";
101	our $RUNTIMEFILE = "$LOCALDIR/runtime";	109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
102		110
103	our %RESOURCE;	111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
104		118
105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
107	our $NEXT_TICK;	121	our $NEXT_TICK;
108	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
109		123
110	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
111	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
112	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
113	our $DB_ENV;	127	our $DB_ENV;
114		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
115	our %CFG;	131	our %CFG;
116		132
117	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	134	our $RUNTIME;
119	our $NOW;	135	our $NOW;
…		…
129	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
130	our $JITTER; # average jitter	146	our $JITTER; # average jitter
131	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
132		148
133	our @POST_INIT;	149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
134		153
135	binmode STDOUT;	154	binmode STDOUT;
136	binmode STDERR;	155	binmode STDERR;
137		156
138	# read virtual server time, if available	157	# read virtual server time, if available
…		…
140	open my $fh, "<", $RUNTIMEFILE	159	open my $fh, "<", $RUNTIMEFILE
141	or die "unable to read $RUNTIMEFILE file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
142	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
143	}	162	}
144		163
		164	eval "sub TICK() { $TICK } 1" or die;
		165
145	mkdir $_	166	mkdir $_
146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
147		168
148	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
149		170
150	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
151		187
152	#############################################################################	188	#############################################################################
153		189
154	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
155		191
…		…
202	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
203	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
204		240
205	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
206		242
207	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
208	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
209	that call.	245	that call.
210		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
211	=back	253	=back
212		254
213	=cut	255	=cut
214		256
215	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
216	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
217	my $msg = join "", @_;	264	my $msg = join "", @_;
218		265
219	$msg .= "\n"	266	$msg .= "\n"
220	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
221		268
222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
223		270
224	LOG llevError, $msg;	271	LOG llevWarn, $msg;
225	};	272	};
226	}
227		273
228	$Coro::State::DIEHOOK = sub {	274	$Coro::State::DIEHOOK = sub {
229	return unless $^S eq 0; # "eq", not "=="	275	return unless $^S eq 0; # "eq", not "=="
230		276
231	if ($Coro::current == $Coro::main) {#d#	277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
232	warn "DIEHOOK called in main context, Coro bug?\n";#d#	280	error "DIEHOOK called in main context, Coro bug?\n";#d#
233	return;#d#	281	return;#d#
234	}#d#	282	}#d#
235		283
236	# kill coroutine otherwise	284	# kill coroutine otherwise
237	warn Carp::longmess $_[0];
238	Coro::terminate	285	Coro::terminate
239	};	286	};
240
241	$SIG{__DIE__} = sub { }; #d#?
242		287
243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
260	)) {	305	)) {
261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
262	}	307	}
263		308
264	$EV::DIED = sub {	309	$EV::DIED = sub {
265	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
266	};	311	};
267		312
268	#############################################################################	313	#############################################################################
269		314
270	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
328	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
329		374
330	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
331		376
332	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
333	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
334	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
335	returned.	380	returned.
336		381
337	Locks are *not* recursive, locking from the same coro twice results in a	382	Locks are *not* recursive, locking from the same coro twice results in a
338	deadlocked coro.	383	deadlocked coro.
…		…
344		389
345	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
346		391
347	=cut	392	=cut
348		393
349	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
350	our %LOCKER;#d#
351		395
352	sub lock_wait($) {	396	sub lock_wait($) {
353	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
354
355	if ($LOCKER{$key} == $Coro::current) {#d#
356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
357	return;#d#
358	}#d#
359
360	# wait for lock, if any
361	while ($LOCK{$key}) {
362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
363	push @{ $LOCK{$key} }, $Coro::current;
364	Coro::schedule;
365	}
366	}	398	}
367		399
368	sub lock_acquire($) {	400	sub lock_acquire($) {
369	my ($key) = @_;	401	$LOCKS->guard ($_[0])
370
371	# wait, to be sure we are not locked
372	lock_wait $key;
373
374	$LOCK{$key} = [];
375	$LOCKER{$key} = $Coro::current;#d#
376
377	Coro::guard {
378	delete $LOCKER{$key};#d#
379	# wake up all waiters, to be on the safe side
380	$_->ready for @{ delete $LOCK{$key} };
381	}
382	}	402	}
383		403
384	sub lock_active($) {	404	sub lock_active($) {
385	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
386
387	! ! $LOCK{$key}
388	}	406	}
389		407
390	sub freeze_mainloop {	408	sub freeze_mainloop {
391	tick_inhibit_inc;	409	tick_inhibit_inc;
392		410
393	Coro::guard \&tick_inhibit_dec;	411	&Guard::guard (\&tick_inhibit_dec);
394	}	412	}
395		413
396	=item cf::periodic $interval, $cb	414	=item cf::periodic $interval, $cb
397		415
398	Like EV::periodic, but randomly selects a starting point so that the actions	416	Like EV::periodic, but randomly selects a starting point so that the actions
399	get spread over timer.	417	get spread over time.
400		418
401	=cut	419	=cut
402		420
403	sub periodic($$) {	421	sub periodic($$) {
404	my ($interval, $cb) = @_;	422	my ($interval, $cb) = @_;
…		…
421		439
422	=cut	440	=cut
423		441
424	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
425	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
426		445
427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
428	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
429	$Coro::current->desc ("timeslot manager");	448	$Coro::current->desc ("timeslot manager");
430		449
431	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
432		452
433	while () {	453	while () {
434	next_job:	454	next_job:
		455
435	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
436	if ($avail > 0.01) {	457
437	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
438	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
439	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
440	$job->[2]->send;	462	$job->[2]->send;
441	Coro::cede;	463	Coro::cede;
442	goto next_job;	464	goto next_job;
443	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
444	}	467	}
445	}	468	}
446		469
447	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
448	# we do not use wait_for_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
449	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
450	$signal->wait;	473	$signal->wait;
451	} else {	474	} else {
		475	$busy = 0;
452	Coro::schedule;	476	Coro::schedule;
453	}	477	}
454	}	478	}
455	};	479	};
456		480
457	sub get_slot($;$$) {	481	sub get_slot($;$$) {
458	return if tick_inhibit || $Coro::current == $Coro::main;	482	return if tick_inhibit || $Coro::current == $Coro::main;
459		483
460	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
461		485
462	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
463	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
464		489
465	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
466	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
467	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
493	=cut	518	=cut
494		519
495	sub sync_job(&) {	520	sub sync_job(&) {
496	my ($job) = @_;	521	my ($job) = @_;
497		522
498	if ($Coro::current == $Coro::main) {	523	if (in_main) {
499	my $time = EV::time;	524	my $time = AE::time;
500		525
501	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
502	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
503		528
504	LOG llevError, Carp::longmess "sync job";#d#	529	#LOG llevError, Carp::longmess "sync job";#d#
505		530
506	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
507		532
508	my $busy = 1;	533	my $busy = 1;
509	my @res;	534	my @res;
510		535
511	(async {	536	(async {
512	$Coro::current->desc ("sync job coro");	537	$Coro::current->desc ("sync job coro");
513	@res = eval { $job->() };	538	@res = eval { $job->() };
514	warn $@ if $@;	539	error $@ if $@;
515	undef $busy;	540	undef $busy;
516	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
517		542
518	while ($busy) {	543	while ($busy) {
519	if (Coro::nready) {	544	if (Coro::nready) {
…		…
521	} else {	546	} else {
522	EV::loop EV::LOOP_ONESHOT;	547	EV::loop EV::LOOP_ONESHOT;
523	}	548	}
524	}	549	}
525		550
526	my $time = EV::time - $time;	551	my $time = AE::time - $time;
527		552
528	$TICK_START += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
529		554
530	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
531	} else {	556	} else {
…		…
575	reset_signals;	600	reset_signals;
576	&$cb	601	&$cb
577	}, @args;	602	}, @args;
578		603
579	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
		605	}
		606
		607	sub objinfo {
		608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
580	}	616	}
581		617
582	=item $coin = coin_from_name $name	618	=item $coin = coin_from_name $name
583		619
584	=cut	620	=cut
…		…
621	within each server.	657	within each server.
622		658
623	=cut	659	=cut
624		660
625	sub db_table($) {	661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
626	my ($name) = @_;	665	my ($name) = @_;
627	my $db = BDB::db_create $DB_ENV;	666	my $db = BDB::db_create $DB_ENV;
628		667
629	eval {	668	eval {
630	$db->set_flags (BDB::CHKSUM);	669	$db->set_flags (BDB::CHKSUM);
…		…
640	}	679	}
641		680
642	our $DB;	681	our $DB;
643		682
644	sub db_init {	683	sub db_init {
645	cf::sync_job {
646	$DB ||= db_table "db";	684	$DB ||= db_table "db";
647	};
648	}	685	}
649		686
650	sub db_get($$) {	687	sub db_get($$) {
651	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
652		689
653	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
654	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
655		694
656	$! ? ()	695	$! ? ()
657	: $data	696	: $data
658	}
659	}	697	}
660		698
661	sub db_put($$$) {	699	sub db_put($$$) {
662	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
663	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
719		757
720	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
721	my $data = $process->(\@data);	759	my $data = $process->(\@data);
722	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
723		761
724	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
725		763
726	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
727	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
728	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
729		767
…		…
739		777
740	=cut	778	=cut
741		779
742	sub datalog($@) {	780	sub datalog($@) {
743	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
744	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
745	}	783	}
746		784
747	=back	785	=back
748		786
749	=cut	787	=cut
…		…
944		982
945	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
946	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
947		985
948	} elsif (ref $type) {	986	} elsif (ref $type) {
949	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
950		988
951	} else {	989	} else {
952	shift @arg;	990	shift @arg;
953	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
954	}	992	}
955	}	993	}
956	}	994	}
957		995
958	sub _object_attach {	996	sub _object_attach {
…		…
968	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
969	}	1007	}
970		1008
971	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
972	} else {	1010	} else {
973	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
974	}	1012	}
975		1013
976	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
977	}	1015	}
978		1016
…		…
1037		1075
1038	for (@$callbacks) {	1076	for (@$callbacks) {
1039	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
1040		1078
1041	if ($@) {	1079	if ($@) {
1042	warn "$@";
1043	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1044	override;	1081	override;
1045	}	1082	}
1046		1083
1047	return 1 if $override;	1084	return 1 if $override;
1048	}	1085	}
…		…
1127	for (@$attach) {	1164	for (@$attach) {
1128	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
1129	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
1130	}	1167	}
1131	} else {	1168	} else {
1132	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
1133	}	1170	}
1134	}	1171	}
1135	}	1172	}
1136		1173
1137	cf::attachable->attach (	1174	cf::attachable->attach (
…		…
1164	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1165		1202
1166	sync_job {	1203	sync_job {
1167	if (length $$rdata) {	1204	if (length $$rdata) {
1168	utf8::decode (my $decname = $filename);	1205	utf8::decode (my $decname = $filename);
1169	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1170	$decname, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1171		1209
1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1173	aio_chmod $fh, SAVE_MODE;	1211	aio_chmod $fh, SAVE_MODE;
1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1175	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
1176	aio_close $fh;	1217	aio_close $fh;
1177		1218
1178	if (@$objs) {	1219	if (@$objs) {
1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1220	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1180	aio_chmod $fh, SAVE_MODE;	1221	aio_chmod $fh, SAVE_MODE;
1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1182	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1183	aio_fsync $fh if $cf::USE_FSYNC;	1224	if ($cf::USE_FSYNC) {
		1225	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;
		1226	aio_fsync $fh;
		1227	}
1184	aio_close $fh;	1228	aio_close $fh;
1185	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1186	}	1230	}
1187	} else {	1231	} else {
1188	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1189	}	1233	}
1190		1234
1191	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1192	} else {	1239	} else {
1193	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1194	}	1241	}
1195	} else {	1242	} else {
1196	aio_unlink $filename;	1243	aio_unlink $filename;
1197	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1198	}	1245	}
…		…
1222	my $st = eval { Coro::Storable::thaw $av };	1269	my $st = eval { Coro::Storable::thaw $av };
1223	$av = $st->{objs};	1270	$av = $st->{objs};
1224	}	1271	}
1225		1272
1226	utf8::decode (my $decname = $filename);	1273	utf8::decode (my $decname = $filename);
1227	warn sprintf "loading %s (%d,%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1228	$decname, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1229		1277
1230	($data, $av)	1278	($data, $av)
1231	}	1279	}
1232		1280
1233	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1289	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1290		1338
1291	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1292	}	1340	}
1293		1341
		1342	use File::Glob ();
		1343
1294	cf::player->attach (	1344	cf::player->attach (
1295	on_command => sub {	1345	on_unknown_command => sub {
1296	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1297		1347
1298	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1299	or return;	1349	or return;
1300		1350
…		…
1323		1373
1324	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1325	if $reply;	1375	if $reply;
1326		1376
1327	} else {	1377	} else {
1328	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1329	}	1379	}
1330		1380
1331	cf::override;	1381	cf::override;
1332	},	1382	},
1333	);	1383	);
1334		1384
		1385	# "readahead" all extensions
		1386	sub cache_extensions {
		1387	my $grp = IO::AIO::aio_group;
		1388
		1389	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1390	for (grep /\.ext$/, @{$_[0]}) {
		1391	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1392	}
		1393	};
		1394
		1395	$grp
		1396	}
		1397
1335	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1336	cf::sync_job {	1401	cf::sync_job {
1337	my %todo;	1402	my %todo;
1338		1403
1339	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1340	next unless -r $path;	1405	next unless -r $path;
…		…
1358		1423
1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1361		1426
1362	$ext{source} =	1427	$ext{source} =
1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1364	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1365	. $source	1430	. $source
1366	. "\n};\n1";	1431	. "\n};\n1";
1367		1432
1368	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1369	}	1434	}
1370		1435
		1436	my $pass = 0;
1371	my %done;	1437	my %done;
1372	while (%todo) {	1438	while (%todo) {
1373	my $progress;	1439	my $progress;
1374		1440
		1441	++$pass;
		1442
		1443	ext:
1375	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1376	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1377	goto skip	1446	next ext
1378	unless exists $done{$_};	1447	unless exists $done{$_};
1379	}	1448	}
1380		1449
1381	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1382		1451
1383	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1384	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1385	: "$v->{base}: extension inactive.\n";
1386		1456
1387	if (exists $v->{meta}{mandatory}) {
1388	warn $msg;
1389	cf::cleanup "mandatory extension failed to load, exiting.";	1457	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1390	}	1458	if exists $v->{meta}{mandatory};
1391		1459
1392	warn $msg;	1460	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1461	delete $todo{$k};
		1462	} else {
		1463	$done{$k} = delete $todo{$k};
		1464	push @EXTS, $v->{pkg};
		1465	$progress = 1;
		1466
		1467	info "$v->{base}: extension inactive.\n"
		1468	unless $active;
1393	}	1469	}
1394
1395	$done{$k} = delete $todo{$k};
1396	push @EXTS, $v->{pkg};
1397	$progress = 1;
1398	}	1470	}
1399		1471
1400	skip:	1472	unless ($progress) {
1401	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1473	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1402	unless $progress;	1474
		1475	while (my ($k, $v) = each %todo) {
		1476	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1477	if exists $v->{meta}{mandatory};
		1478	}
		1479	}
1403	}	1480	}
1404	};	1481	};
1405	}	1482	}
1406		1483
1407	#############################################################################	1484	#############################################################################
…		…
1491	$cf::PLAYER{$login} = $pl	1568	$cf::PLAYER{$login} = $pl
1492	}	1569	}
1493	}	1570	}
1494	}	1571	}
1495		1572
		1573	cf::player->attach (
		1574	on_load => sub {
		1575	my ($pl, $path) = @_;
		1576
		1577	# restore slots saved in save, below
		1578	my $slots = delete $pl->{_slots};
		1579
		1580	$pl->ob->current_weapon ($slots->[0]);
		1581	$pl->combat_ob ($slots->[1]);
		1582	$pl->ranged_ob ($slots->[2]);
		1583	},
		1584	);
		1585
1496	sub save($) {	1586	sub save($) {
1497	my ($pl) = @_;	1587	my ($pl) = @_;
1498		1588
1499	return if $pl->{deny_save};	1589	return if $pl->{deny_save};
1500		1590
…		…
1505		1595
1506	aio_mkdir playerdir $pl, 0770;	1596	aio_mkdir playerdir $pl, 0770;
1507	$pl->{last_save} = $cf::RUNTIME;	1597	$pl->{last_save} = $cf::RUNTIME;
1508		1598
1509	cf::get_slot 0.01;	1599	cf::get_slot 0.01;
		1600
		1601	# save slots, to be restored later
		1602	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1510		1603
1511	$pl->save_pl ($path);	1604	$pl->save_pl ($path);
1512	cf::cede_to_tick;	1605	cf::cede_to_tick;
1513	}	1606	}
1514		1607
…		…
1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1644	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1552		1645
1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1646	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1554	$pl->deactivate;	1647	$pl->deactivate;
1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1648	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1556	$pl->ob->check_score;
1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1649	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1558	$pl->ns->destroy if $pl->ns;	1650	$pl->ns->destroy if $pl->ns;
1559		1651
1560	my $path = playerdir $pl;	1652	my $path = playerdir $pl;
1561	my $temp = "$path~$cf::RUNTIME~deleting~";	1653	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1616	\@logins	1708	\@logins
1617	}	1709	}
1618		1710
1619	=item $player->maps	1711	=item $player->maps
1620		1712
		1713	=item cf::player::maps $login
		1714
1621	Returns an arrayref of map paths that are private for this	1715	Returns an arrayref of map paths that are private for this
1622	player. May block.	1716	player. May block.
1623		1717
1624	=cut	1718	=cut
1625		1719
…		…
1687	=cut	1781	=cut
1688		1782
1689	sub find_by_path($) {	1783	sub find_by_path($) {
1690	my ($path) = @_;	1784	my ($path) = @_;
1691		1785
		1786	$path =~ s/^~[^\/]*//; # skip ~login
		1787
1692	my ($match, $specificity);	1788	my ($match, $specificity);
1693		1789
1694	for my $region (list) {	1790	for my $region (list) {
1695	if ($region->{match} && $path =~ $region->{match}) {	1791	if ($region->{match} && $path =~ $region->{match}) {
1696	($match, $specificity) = ($region, $region->specificity)	1792	($match, $specificity) = ($region, $region->specificity)
…		…
1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1823	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1728		1824
1729	# mit "rum" bekleckern, nicht	1825	# mit "rum" bekleckern, nicht
1730	$self->_create_random_map (	1826	$self->_create_random_map (
1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1827	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1828	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1829	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1734	$rmp->{exit_on_final_map},	1830	$rmp->{exit_on_final_map},
1735	$rmp->{xsize}, $rmp->{ysize},	1831	$rmp->{xsize}, $rmp->{ysize},
1736	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1832	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1737	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1833	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1752		1848
1753	sub register {	1849	sub register {
1754	my (undef, $regex, $prio) = @_;	1850	my (undef, $regex, $prio) = @_;
1755	my $pkg = caller;	1851	my $pkg = caller;
1756		1852
1757	no strict;
1758	push @{"$pkg\::ISA"}, __PACKAGE__;	1853	push @{"$pkg\::ISA"}, __PACKAGE__;
1759		1854
1760	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1855	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1761	}	1856	}
1762		1857
1763	# also paths starting with '/'	1858	# also paths starting with '/'
1764	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1859	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1765		1860
1766	sub thawer_merge {	1861	sub thawer_merge {
1767	my ($self, $merge) = @_;	1862	my ($self, $merge) = @_;
1768		1863
1769	# we have to keep some variables in memory intact	1864	# we have to keep some variables in memory intact
…		…
1774	}	1869	}
1775		1870
1776	sub normalise {	1871	sub normalise {
1777	my ($path, $base) = @_;	1872	my ($path, $base) = @_;
1778		1873
1779	$path = "$path"; # make sure its a string	1874	$path = "$path"; # make sure it's a string
1780		1875
1781	$path =~ s/\.map$//;	1876	$path =~ s/\.map$//;
1782		1877
1783	# map plan:	1878	# map plan:
1784	#	1879	#
…		…
1823	$self->init; # pass $1 etc.	1918	$self->init; # pass $1 etc.
1824	return $self;	1919	return $self;
1825	}	1920	}
1826	}	1921	}
1827		1922
1828	Carp::cluck "unable to resolve path '$path' (base '$base').";	1923	Carp::cluck "unable to resolve path '$path' (base '$base')";
1829	()	1924	()
1830	}	1925	}
1831		1926
1832	sub init {	1927	sub init {
1833	my ($self) = @_;	1928	my ($self) = @_;
…		…
1865	sub uniq_path {	1960	sub uniq_path {
1866	my ($self) = @_;	1961	my ($self) = @_;
1867		1962
1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1963	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1869	"$UNIQUEDIR/$path"	1964	"$UNIQUEDIR/$path"
1870	}
1871
1872	# and all this just because we cannot iterate over
1873	# all maps in C++...
1874	sub change_all_map_light {
1875	my ($change) = @_;
1876
1877	$_->change_map_light ($change)
1878	for grep $_->outdoor, values %cf::MAP;
1879	}	1965	}
1880		1966
1881	sub decay_objects {	1967	sub decay_objects {
1882	my ($self) = @_;	1968	my ($self) = @_;
1883		1969
…		…
1965		2051
1966	sub find;	2052	sub find;
1967	sub find {	2053	sub find {
1968	my ($path, $origin) = @_;	2054	my ($path, $origin) = @_;
1969		2055
		2056	cf::cede_to_tick;
		2057
1970	$path = normalise $path, $origin && $origin->path;	2058	$path = normalise $path, $origin && $origin->path;
1971		2059
1972	cf::lock_wait "map_data:$path";#d#remove	2060	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	cf::lock_wait "map_find:$path";	2061	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2062
1975	$cf::MAP{$path} || do {	2063	$cf::MAP{$path} || do {
1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977	my $guard2 = cf::lock_acquire "map_find:$path";
1978
1979	my $map = new_from_path cf::map $path	2064	my $map = new_from_path cf::map $path
1980	or return;	2065	or return;
1981		2066
1982	$map->{last_save} = $cf::RUNTIME;	2067	$map->{last_save} = $cf::RUNTIME;
1983		2068
…		…
1995		2080
1996	$cf::MAP{$path} = $map	2081	$cf::MAP{$path} = $map
1997	}	2082	}
1998	}	2083	}
1999		2084
2000	sub pre_load { }	2085	sub pre_load { }
2001	sub post_load { }	2086	#sub post_load { } # XS
2002		2087
2003	sub load {	2088	sub load {
2004	my ($self) = @_;	2089	my ($self) = @_;
2005		2090
2006	local $self->{deny_reset} = 1; # loading can take a long time	2091	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2051	unless ($self->{deny_activate}) {	2136	unless ($self->{deny_activate}) {
2052	$self->decay_objects;	2137	$self->decay_objects;
2053	$self->fix_auto_apply;	2138	$self->fix_auto_apply;
2054	$self->update_buttons;	2139	$self->update_buttons;
2055	cf::cede_to_tick;	2140	cf::cede_to_tick;
2056	$self->set_darkness_map;
2057	cf::cede_to_tick;
2058	$self->activate;	2141	$self->activate;
2059	}	2142	}
2060		2143
2061	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
2062	$self->last_access ($cf::RUNTIME);	2145	$self->last_access ($cf::RUNTIME);
…		…
2065	}	2148	}
2066		2149
2067	$self->post_load;	2150	$self->post_load;
2068	}	2151	}
2069		2152
		2153	# customize the map for a given player, i.e.
		2154	# return the _real_ map. used by e.g. per-player
		2155	# maps to change the path to ~playername/mappath
2070	sub customise_for {	2156	sub customise_for {
2071	my ($self, $ob) = @_;	2157	my ($self, $ob) = @_;
2072		2158
2073	return find "~" . $ob->name . "/" . $self->{path}	2159	return find "~" . $ob->name . "/" . $self->{path}
2074	if $self->per_player;	2160	if $self->per_player;
…		…
2090	or next;	2176	or next;
2091	$neigh = find $neigh, $map	2177	$neigh = find $neigh, $map
2092	or next;	2178	or next;
2093	$neigh->load;	2179	$neigh->load;
2094		2180
		2181	# now find the diagonal neighbours
2095	push @neigh,	2182	push @neigh,
2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2183	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2184	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2098	}	2185	}
2099		2186
…		…
2106	}	2193	}
2107		2194
2108	sub find_sync {	2195	sub find_sync {
2109	my ($path, $origin) = @_;	2196	my ($path, $origin) = @_;
2110		2197
2111	cf::sync_job { find $path, $origin }	2198	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2199	if $Coro::current == $Coro::main;
		2200
		2201	find $path, $origin
2112	}	2202	}
2113		2203
2114	sub do_load_sync {	2204	sub do_load_sync {
2115	my ($map) = @_;	2205	my ($map) = @_;
2116		2206
2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2207	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2118	if $Coro::current == $Coro::main;	2208	if $Coro::current == $Coro::main;
2119		2209
2120	cf::sync_job { $map->load };	2210	$map->load;
2121	}	2211	}
2122		2212
2123	our %MAP_PREFETCH;	2213	our %MAP_PREFETCH;
2124	our $MAP_PREFETCHER = undef;	2214	our $MAP_PREFETCHER = undef;
2125		2215
…		…
2151	$MAP_PREFETCHER->prio (6);	2241	$MAP_PREFETCHER->prio (6);
2152		2242
2153	()	2243	()
2154	}	2244	}
2155		2245
		2246	# common code, used by both ->save and ->swapout
2156	sub save {	2247	sub _save {
2157	my ($self) = @_;	2248	my ($self) = @_;
2158
2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
2160		2249
2161	$self->{last_save} = $cf::RUNTIME;	2250	$self->{last_save} = $cf::RUNTIME;
2162		2251
2163	return unless $self->dirty;	2252	return unless $self->dirty;
2164		2253
…		…
2184	} else {	2273	} else {
2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2274	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2186	}	2275	}
2187	}	2276	}
2188		2277
		2278	sub save {
		2279	my ($self) = @_;
		2280
		2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2282
		2283	$self->_save;
		2284	}
		2285
2189	sub swap_out {	2286	sub swap_out {
2190	my ($self) = @_;	2287	my ($self) = @_;
2191		2288
2192	# save first because save cedes
2193	$self->save;
2194
2195	my $lock = cf::lock_acquire "map_data:$self->{path}";	2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2196		2290
2197	return if $self->players;
2198	return if $self->in_memory != cf::MAP_ACTIVE;	2291	return if $self->in_memory != cf::MAP_ACTIVE;
2199	return if $self->{deny_save};	2292	return if $self->{deny_save};
		2293	return if $self->players;
2200		2294
		2295	# first deactivate the map and "unlink" it from the core
		2296	$self->deactivate;
		2297	$_->clear_links_to ($self) for values %cf::MAP;
2201	$self->in_memory (cf::MAP_SWAPPED);	2298	$self->in_memory (cf::MAP_SWAPPED);
		2299
		2300	# then atomically save
		2301	$self->_save;
		2302
		2303	# then free the map
		2304	$self->clear;
		2305	}
		2306
		2307	sub reset_at {
		2308	my ($self) = @_;
		2309
		2310	# TODO: safety, remove and allow resettable per-player maps
		2311	return 1e99 if $self->{deny_reset};
		2312
		2313	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2314	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2315
		2316	$time + $to
		2317	}
		2318
		2319	sub should_reset {
		2320	my ($self) = @_;
		2321
		2322	$self->reset_at <= $cf::RUNTIME
		2323	}
		2324
		2325	sub reset {
		2326	my ($self) = @_;
		2327
		2328	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2329
		2330	return if $self->players;
		2331
		2332	cf::trace "resetting map ", $self->path, "\n";
		2333
		2334	$self->in_memory (cf::MAP_SWAPPED);
		2335
		2336	# need to save uniques path
		2337	unless ($self->{deny_save}) {
		2338	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2339
		2340	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2341	if $uniq;
		2342	}
		2343
		2344	delete $cf::MAP{$self->path};
2202		2345
2203	$self->deactivate;	2346	$self->deactivate;
2204	$_->clear_links_to ($self) for values %cf::MAP;	2347	$_->clear_links_to ($self) for values %cf::MAP;
2205	$self->clear;	2348	$self->clear;
2206	}
2207
2208	sub reset_at {
2209	my ($self) = @_;
2210
2211	# TODO: safety, remove and allow resettable per-player maps
2212	return 1e99 if $self->{deny_reset};
2213
2214	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2215	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2216
2217	$time + $to
2218	}
2219
2220	sub should_reset {
2221	my ($self) = @_;
2222
2223	$self->reset_at <= $cf::RUNTIME
2224	}
2225
2226	sub reset {
2227	my ($self) = @_;
2228
2229	my $lock = cf::lock_acquire "map_data:$self->{path}";
2230
2231	return if $self->players;
2232
2233	warn "resetting map ", $self->path;
2234
2235	$self->in_memory (cf::MAP_SWAPPED);
2236
2237	# need to save uniques path
2238	unless ($self->{deny_save}) {
2239	my $uniq = $self->uniq_path; utf8::encode $uniq;
2240
2241	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2242	if $uniq;
2243	}
2244
2245	delete $cf::MAP{$self->path};
2246
2247	$self->deactivate;
2248	$_->clear_links_to ($self) for values %cf::MAP;
2249	$self->clear;
2250		2349
2251	$self->unlink_save;	2350	$self->unlink_save;
2252	$self->destroy;	2351	$self->destroy;
2253	}	2352	}
2254		2353
…		…
2262		2361
2263	delete $cf::MAP{$self->path};	2362	delete $cf::MAP{$self->path};
2264		2363
2265	$self->unlink_save;	2364	$self->unlink_save;
2266		2365
2267	bless $self, "cf::map";	2366	bless $self, "cf::map::wrap";
2268	delete $self->{deny_reset};	2367	delete $self->{deny_reset};
2269	$self->{deny_save} = 1;	2368	$self->{deny_save} = 1;
2270	$self->reset_timeout (1);	2369	$self->reset_timeout (1);
2271	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2370	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2272		2371
…		…
2329	: normalise $_	2428	: normalise $_
2330	} @{ aio_readdir $UNIQUEDIR or [] }	2429	} @{ aio_readdir $UNIQUEDIR or [] }
2331	]	2430	]
2332	}	2431	}
2333		2432
		2433	=item cf::map::static_maps
		2434
		2435	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2436	file in the shared directory excluding F</styles> and F</editor>). May
		2437	block.
		2438
		2439	=cut
		2440
		2441	sub static_maps() {
		2442	my @dirs = "";
		2443	my @maps;
		2444
		2445	while (@dirs) {
		2446	my $dir = shift @dirs;
		2447
		2448	next if $dir eq "/styles" || $dir eq "/editor";
		2449
		2450	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2451	or return;
		2452
		2453	for (@$files) {
		2454	s/\.map$// or next;
		2455	utf8::decode $_;
		2456	push @maps, "$dir/$_";
		2457	}
		2458
		2459	push @dirs, map "$dir/$_", @$dirs;
		2460	}
		2461
		2462	\@maps
		2463	}
		2464
2334	=back	2465	=back
2335		2466
2336	=head3 cf::object	2467	=head3 cf::object
2337		2468
2338	=cut	2469	=cut
…		…
2403		2534
2404	our $SAY_CHANNEL = {	2535	our $SAY_CHANNEL = {
2405	id => "say",	2536	id => "say",
2406	title => "Map",	2537	title => "Map",
2407	reply => "say ",	2538	reply => "say ",
2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2539	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2409	};	2540	};
2410		2541
2411	our $CHAT_CHANNEL = {	2542	our $CHAT_CHANNEL = {
2412	id => "chat",	2543	id => "chat",
2413	title => "Chat",	2544	title => "Chat",
…		…
2470		2601
2471	Freezes the player and moves him/her to a special map (C<{link}>).	2602	Freezes the player and moves him/her to a special map (C<{link}>).
2472		2603
2473	The player should be reasonably safe there for short amounts of time (e.g.	2604	The player should be reasonably safe there for short amounts of time (e.g.
2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2605	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2475	though, as the palyer cannot control the character while it is on the link	2606	though, as the player cannot control the character while it is on the link
2476	map.	2607	map.
2477		2608
2478	Will never block.	2609	Will never block.
2479		2610
2480	=item $player_object->leave_link ($map, $x, $y)	2611	=item $player_object->leave_link ($map, $x, $y)
…		…
2501	sub cf::object::player::enter_link {	2632	sub cf::object::player::enter_link {
2502	my ($self) = @_;	2633	my ($self) = @_;
2503		2634
2504	$self->deactivate_recursive;	2635	$self->deactivate_recursive;
2505		2636
		2637	++$self->{_link_recursion};
		2638
2506	return if UNIVERSAL::isa $self->map, "ext::map_link";	2639	return if UNIVERSAL::isa $self->map, "ext::map_link";
2507		2640
2508	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2641	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2509	if $self->map && $self->map->{path} ne "{link}";	2642	if $self->map && $self->map->{path} ne "{link}";
2510		2643
2511	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2644	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2512	}	2645	}
2513		2646
2514	sub cf::object::player::leave_link {	2647	sub cf::object::player::leave_link {
2515	my ($self, $map, $x, $y) = @_;	2648	my ($self, $map, $x, $y) = @_;
2516		2649
…		…
2533	($x, $y) = (-1, -1)	2666	($x, $y) = (-1, -1)
2534	unless (defined $x) && (defined $y);	2667	unless (defined $x) && (defined $y);
2535		2668
2536	# use -1 or undef as default coordinates, not 0, 0	2669	# use -1 or undef as default coordinates, not 0, 0
2537	($x, $y) = ($map->enter_x, $map->enter_y)	2670	($x, $y) = ($map->enter_x, $map->enter_y)
2538	if $x <=0 && $y <= 0;	2671	if $x <= 0 && $y <= 0;
2539		2672
2540	$map->load;	2673	$map->load;
2541	$map->load_neighbours;	2674	$map->load_neighbours;
2542		2675
2543	return unless $self->contr->active;	2676	return unless $self->contr->active;
2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2545	$self->activate_recursive;
2546		2677
2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2678	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2548	$self->enter_map ($map, $x, $y);	2679	if ($self->enter_map ($map, $x, $y)) {
2549	}	2680	# entering was successful
		2681	delete $self->{_link_recursion};
		2682	# only activate afterwards, to support waiting in hooks
		2683	$self->activate_recursive;
		2684	}
2550		2685
		2686	}
		2687
2551	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2688	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2552		2689
2553	Moves the player to the given map-path and coordinates by first freezing	2690	Moves the player to the given map-path and coordinates by first freezing
2554	her, loading and preparing them map, calling the provided $check callback	2691	her, loading and preparing them map, calling the provided $check callback
2555	that has to return the map if sucecssful, and then unfreezes the player on	2692	that has to return the map if sucecssful, and then unfreezes the player on
2556	the new (success) or old (failed) map position. In either case, $done will	2693	the new (success) or old (failed) map position. In either case, $done will
…		…
2563		2700
2564	our $GOTOGEN;	2701	our $GOTOGEN;
2565		2702
2566	sub cf::object::player::goto {	2703	sub cf::object::player::goto {
2567	my ($self, $path, $x, $y, $check, $done) = @_;	2704	my ($self, $path, $x, $y, $check, $done) = @_;
		2705
		2706	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2707	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2708	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2709	($path, $x, $y) = @$EMERGENCY_POSITION;
		2710	}
2568		2711
2569	# do generation counting so two concurrent goto's will be executed in-order	2712	# do generation counting so two concurrent goto's will be executed in-order
2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2713	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2571		2714
2572	$self->enter_link;	2715	$self->enter_link;
…		…
2596	my $map = eval {	2739	my $map = eval {
2597	my $map = defined $path ? cf::map::find $path : undef;	2740	my $map = defined $path ? cf::map::find $path : undef;
2598		2741
2599	if ($map) {	2742	if ($map) {
2600	$map = $map->customise_for ($self);	2743	$map = $map->customise_for ($self);
2601	$map = $check->($map) if $check && $map;	2744	$map = $check->($map, $x, $y, $self) if $check && $map;
2602	} else {	2745	} else {
2603	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2746	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2604	}	2747	}
2605		2748
2606	$map	2749	$map
…		…
2614	if ($gen == $self->{_goto_generation}) {	2757	if ($gen == $self->{_goto_generation}) {
2615	delete $self->{_goto_generation};	2758	delete $self->{_goto_generation};
2616	$self->leave_link ($map, $x, $y);	2759	$self->leave_link ($map, $x, $y);
2617	}	2760	}
2618		2761
2619	$done->() if $done;	2762	$done->($self) if $done;
2620	})->prio (1);	2763	})->prio (1);
2621	}	2764	}
2622		2765
2623	=item $player_object->enter_exit ($exit_object)	2766	=item $player_object->enter_exit ($exit_object)
2624		2767
…		…
2717	$self->message ("Something went wrong deep within the deliantra server. "	2860	$self->message ("Something went wrong deep within the deliantra server. "
2718	. "I'll try to bring you back to the map you were before. "	2861	. "I'll try to bring you back to the map you were before. "
2719	. "Please report this to the dungeon master!",	2862	. "Please report this to the dungeon master!",
2720	cf::NDI_UNIQUE | cf::NDI_RED);	2863	cf::NDI_UNIQUE | cf::NDI_RED);
2721		2864
2722	warn "ERROR in enter_exit: $@";	2865	error "ERROR in enter_exit: $@";
2723	$self->leave_link;	2866	$self->leave_link;
2724	}	2867	}
2725	})->prio (1);	2868	})->prio (1);
2726	}	2869	}
2727		2870
…		…
2739	sub cf::client::send_drawinfo {	2882	sub cf::client::send_drawinfo {
2740	my ($self, $text, $flags) = @_;	2883	my ($self, $text, $flags) = @_;
2741		2884
2742	utf8::encode $text;	2885	utf8::encode $text;
2743	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2886	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2887	}
		2888
		2889	=item $client->send_big_packet ($pkt)
		2890
		2891	Like C<send_packet>, but tries to compress large packets, and fragments
		2892	them as required.
		2893
		2894	=cut
		2895
		2896	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2897
		2898	sub cf::client::send_big_packet {
		2899	my ($self, $pkt) = @_;
		2900
		2901	# try lzf for large packets
		2902	$pkt = "lzf " . Compress::LZF::compress $pkt
		2903	if 1024 <= length $pkt and $self->{can_lzf};
		2904
		2905	# split very large packets
		2906	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2907	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2908	$pkt = "frag";
		2909	}
		2910
		2911	$self->send_packet ($pkt);
2744	}	2912	}
2745		2913
2746	=item $client->send_msg ($channel, $msg, $color, [extra...])	2914	=item $client->send_msg ($channel, $msg, $color, [extra...])
2747		2915
2748	Send a drawinfo or msg packet to the client, formatting the msg for the	2916	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2752		2920
2753	=cut	2921	=cut
2754		2922
2755	# non-persistent channels (usually the info channel)	2923	# non-persistent channels (usually the info channel)
2756	our %CHANNEL = (	2924	our %CHANNEL = (
		2925	"c/motd" => {
		2926	id => "infobox",
		2927	title => "MOTD",
		2928	reply => undef,
		2929	tooltip => "The message of the day",
		2930	},
2757	"c/identify" => {	2931	"c/identify" => {
2758	id => "infobox",	2932	id => "infobox",
2759	title => "Identify",	2933	title => "Identify",
2760	reply => undef,	2934	reply => undef,
2761	tooltip => "Items recently identified",	2935	tooltip => "Items recently identified",
…		…
2763	"c/examine" => {	2937	"c/examine" => {
2764	id => "infobox",	2938	id => "infobox",
2765	title => "Examine",	2939	title => "Examine",
2766	reply => undef,	2940	reply => undef,
2767	tooltip => "Signs and other items you examined",	2941	tooltip => "Signs and other items you examined",
		2942	},
		2943	"c/shopinfo" => {
		2944	id => "infobox",
		2945	title => "Shop Info",
		2946	reply => undef,
		2947	tooltip => "What your bargaining skill tells you about the shop",
2768	},	2948	},
2769	"c/book" => {	2949	"c/book" => {
2770	id => "infobox",	2950	id => "infobox",
2771	title => "Book",	2951	title => "Book",
2772	reply => undef,	2952	reply => undef,
…		…
2788	id => "infobox",	2968	id => "infobox",
2789	title => "Body Parts",	2969	title => "Body Parts",
2790	reply => undef,	2970	reply => undef,
2791	tooltip => "Shows which body parts you posess and are available",	2971	tooltip => "Shows which body parts you posess and are available",
2792	},	2972	},
		2973	"c/statistics" => {
		2974	id => "infobox",
		2975	title => "Statistics",
		2976	reply => undef,
		2977	tooltip => "Shows your primary statistics",
		2978	},
2793	"c/skills" => {	2979	"c/skills" => {
2794	id => "infobox",	2980	id => "infobox",
2795	title => "Skills",	2981	title => "Skills",
2796	reply => undef,	2982	reply => undef,
2797	tooltip => "Shows your experience per skill and item power",	2983	tooltip => "Shows your experience per skill and item power",
		2984	},
		2985	"c/shopitems" => {
		2986	id => "infobox",
		2987	title => "Shop Items",
		2988	reply => undef,
		2989	tooltip => "Shows the items currently for sale in this shop",
		2990	},
		2991	"c/resistances" => {
		2992	id => "infobox",
		2993	title => "Resistances",
		2994	reply => undef,
		2995	tooltip => "Shows your resistances",
		2996	},
		2997	"c/pets" => {
		2998	id => "infobox",
		2999	title => "Pets",
		3000	reply => undef,
		3001	tooltip => "Shows information abotu your pets/a specific pet",
		3002	},
		3003	"c/perceiveself" => {
		3004	id => "infobox",
		3005	title => "Perceive Self",
		3006	reply => undef,
		3007	tooltip => "You gained detailed knowledge about yourself",
2798	},	3008	},
2799	"c/uptime" => {	3009	"c/uptime" => {
2800	id => "infobox",	3010	id => "infobox",
2801	title => "Uptime",	3011	title => "Uptime",
2802	reply => undef,	3012	reply => undef,
…		…
2812	id => "party",	3022	id => "party",
2813	title => "Party",	3023	title => "Party",
2814	reply => "gsay ",	3024	reply => "gsay ",
2815	tooltip => "Messages and chat related to your party",	3025	tooltip => "Messages and chat related to your party",
2816	},	3026	},
		3027	"c/death" => {
		3028	id => "death",
		3029	title => "Death",
		3030	reply => undef,
		3031	tooltip => "Reason for and more info about your most recent death",
		3032	},
		3033	"c/say" => $SAY_CHANNEL,
		3034	"c/chat" => $CHAT_CHANNEL,
2817	);	3035	);
2818		3036
2819	sub cf::client::send_msg {	3037	sub cf::client::send_msg {
2820	my ($self, $channel, $msg, $color, @extra) = @_;	3038	my ($self, $channel, $msg, $color, @extra) = @_;
2821		3039
…		…
2826		3044
2827	# check predefined channels, for the benefit of C	3045	# check predefined channels, for the benefit of C
2828	if ($CHANNEL{$channel}) {	3046	if ($CHANNEL{$channel}) {
2829	$channel = $CHANNEL{$channel};	3047	$channel = $CHANNEL{$channel};
2830		3048
2831	$self->ext_msg (channel_info => $channel)	3049	$self->ext_msg (channel_info => $channel);
2832	if $self->can_msg;
2833
2834	$channel = $channel->{id};	3050	$channel = $channel->{id};
2835		3051
2836	} elsif (ref $channel) {	3052	} elsif (ref $channel) {
2837	# send meta info to client, if not yet sent	3053	# send meta info to client, if not yet sent
2838	unless (exists $self->{channel}{$channel->{id}}) {	3054	unless (exists $self->{channel}{$channel->{id}}) {
2839	$self->{channel}{$channel->{id}} = $channel;	3055	$self->{channel}{$channel->{id}} = $channel;
2840	$self->ext_msg (channel_info => $channel)	3056	$self->ext_msg (channel_info => $channel);
2841	if $self->can_msg;
2842	}	3057	}
2843		3058
2844	$channel = $channel->{id};	3059	$channel = $channel->{id};
2845	}	3060	}
2846		3061
2847	return unless @extra || length $msg;	3062	return unless @extra || length $msg;
2848		3063
2849	if ($self->can_msg) {
2850	# default colour, mask it out	3064	# default colour, mask it out
2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3065	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2852	if $color & cf::NDI_DEF;	3066	if $color & cf::NDI_DEF;
2853		3067
2854	my $pkt = "msg "	3068	my $pkt = "msg "
2855	. $self->{json_coder}->encode (	3069	. $self->{json_coder}->encode (
2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3070	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2857	);	3071	);
2858		3072
2859	# try lzf for large packets
2860	$pkt = "lzf " . Compress::LZF::compress $pkt
2861	if 1024 <= length $pkt and $self->{can_lzf};
2862
2863	# split very large packets
2864	if (8192 < length $pkt and $self->{can_lzf}) {
2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2866	$pkt = "frag";
2867	}
2868
2869	$self->send_packet ($pkt);	3073	$self->send_big_packet ($pkt);
2870	} else {
2871	if ($color >= 0) {
2872	# replace some tags by gcfclient-compatible ones
2873	for ($msg) {
2874	1 while
2875	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2876	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2877	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2878	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2879	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2880	}
2881
2882	$color &= cf::NDI_COLOR_MASK;
2883
2884	utf8::encode $msg;
2885
2886	if (0 && $msg =~ /\[/) {
2887	# COMMAND/INFO
2888	$self->send_packet ("drawextinfo $color 10 8 $msg")
2889	} else {
2890	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2891	$self->send_packet ("drawinfo $color $msg")
2892	}
2893	}
2894	}
2895	}	3074	}
2896		3075
2897	=item $client->ext_msg ($type, @msg)	3076	=item $client->ext_msg ($type, @msg)
2898		3077
2899	Sends an ext event to the client.	3078	Sends an ext event to the client.
…		…
2902		3081
2903	sub cf::client::ext_msg($$@) {	3082	sub cf::client::ext_msg($$@) {
2904	my ($self, $type, @msg) = @_;	3083	my ($self, $type, @msg) = @_;
2905		3084
2906	if ($self->extcmd == 2) {	3085	if ($self->extcmd == 2) {
2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2908	} elsif ($self->extcmd == 1) { # TODO: remove	3087	} elsif ($self->extcmd == 1) { # TODO: remove
2909	push @msg, msgtype => "event_$type";	3088	push @msg, msgtype => "event_$type";
2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3089	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2911	}	3090	}
2912	}	3091	}
2913		3092
2914	=item $client->ext_reply ($msgid, @msg)	3093	=item $client->ext_reply ($msgid, @msg)
2915		3094
…		…
2919		3098
2920	sub cf::client::ext_reply($$@) {	3099	sub cf::client::ext_reply($$@) {
2921	my ($self, $id, @msg) = @_;	3100	my ($self, $id, @msg) = @_;
2922		3101
2923	if ($self->extcmd == 2) {	3102	if ($self->extcmd == 2) {
2924	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3103	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2925	} elsif ($self->extcmd == 1) {	3104	} elsif ($self->extcmd == 1) {
2926	#TODO: version 1, remove	3105	#TODO: version 1, remove
2927	unshift @msg, msgtype => "reply", msgid => $id;	3106	unshift @msg, msgtype => "reply", msgid => $id;
2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3107	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2929	}	3108	}
2930	}	3109	}
2931		3110
2932	=item $success = $client->query ($flags, "text", \&cb)	3111	=item $success = $client->query ($flags, "text", \&cb)
2933		3112
…		…
3004		3183
3005	$ns->ext_reply ($reply, @reply)	3184	$ns->ext_reply ($reply, @reply)
3006	if $reply;	3185	if $reply;
3007		3186
3008	} else {	3187	} else {
3009	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3188	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3010	}	3189	}
3011		3190
3012	cf::override;	3191	cf::override;
3013	},	3192	},
3014	);	3193	);
…		…
3034		3213
3035	$coro	3214	$coro
3036	}	3215	}
3037		3216
3038	cf::client->attach (	3217	cf::client->attach (
3039	on_destroy => sub {	3218	on_client_destroy => sub {
3040	my ($ns) = @_;	3219	my ($ns) = @_;
3041		3220
3042	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3221	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3043	},	3222	},
3044	);	3223	);
…		…
3060	our $safe_hole = new Safe::Hole;	3239	our $safe_hole = new Safe::Hole;
3061		3240
3062	$SIG{FPE} = 'IGNORE';	3241	$SIG{FPE} = 'IGNORE';
3063		3242
3064	$safe->permit_only (Opcode::opset qw(	3243	$safe->permit_only (Opcode::opset qw(
3065	:base_core :base_mem :base_orig :base_math	3244	:base_core :base_mem :base_orig :base_math :base_loop
3066	grepstart grepwhile mapstart mapwhile	3245	grepstart grepwhile mapstart mapwhile
3067	sort time	3246	sort time
3068	));	3247	));
3069		3248
3070	# here we export the classes and methods available to script code	3249	# here we export the classes and methods available to script code
…		…
3074	The following functions and methods are available within a safe environment:	3253	The following functions and methods are available within a safe environment:
3075		3254
3076	cf::object	3255	cf::object
3077	contr pay_amount pay_player map x y force_find force_add destroy	3256	contr pay_amount pay_player map x y force_find force_add destroy
3078	insert remove name archname title slaying race decrease split	3257	insert remove name archname title slaying race decrease split
		3258	value
3079		3259
3080	cf::object::player	3260	cf::object::player
3081	player	3261	player
3082		3262
3083	cf::player	3263	cf::player
…		…
3089	=cut	3269	=cut
3090		3270
3091	for (	3271	for (
3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3272	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3093	insert remove inv nrof name archname title slaying race	3273	insert remove inv nrof name archname title slaying race
3094	decrease split destroy change_exp)],	3274	decrease split destroy change_exp value msg lore send_msg)],
3095	["cf::object::player" => qw(player)],	3275	["cf::object::player" => qw(player)],
3096	["cf::player" => qw(peaceful)],	3276	["cf::player" => qw(peaceful send_msg)],
3097	["cf::map" => qw(trigger)],	3277	["cf::map" => qw(trigger)],
3098	) {	3278	) {
3099	no strict 'refs';
3100	my ($pkg, @funs) = @$_;	3279	my ($pkg, @funs) = @$_;
3101	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3280	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3102	for @funs;	3281	for @funs;
3103	}	3282	}
3104		3283
…		…
3119		3298
3120	my $qcode = $code;	3299	my $qcode = $code;
3121	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3300	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3122	$qcode =~ s/\n/\\n/g;	3301	$qcode =~ s/\n/\\n/g;
3123		3302
		3303	%vars = (_dummy => 0) unless %vars;
		3304
		3305	my @res;
3124	local $_;	3306	local $_;
3125	local @safe::cf::_safe_eval_args = values %vars;
3126		3307
3127	my $eval =	3308	my $eval =
3128	"do {\n"	3309	"do {\n"
3129	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3310	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3130	. "#line 0 \"{$qcode}\"\n"	3311	. "#line 0 \"{$qcode}\"\n"
3131	. $code	3312	. $code
3132	. "\n}"	3313	. "\n}"
3133	;	3314	;
3134		3315
		3316	if ($CFG{safe_eval}) {
3135	sub_generation_inc;	3317	sub_generation_inc;
		3318	local @safe::cf::_safe_eval_args = values %vars;
3136	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3319	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3137	sub_generation_inc;	3320	sub_generation_inc;
		3321	} else {
		3322	local @cf::_safe_eval_args = values %vars;
		3323	@res = wantarray ? eval eval : scalar eval $eval;
		3324	}
3138		3325
3139	if ($@) {	3326	if ($@) {
3140	warn "$@";	3327	warn "$@",
3141	warn "while executing safe code '$code'\n";	3328	"while executing safe code '$code'\n",
3142	warn "with arguments " . (join " ", %vars) . "\n";	3329	"with arguments " . (join " ", %vars) . "\n";
3143	}	3330	}
3144		3331
3145	wantarray ? @res : $res[0]	3332	wantarray ? @res : $res[0]
3146	}	3333	}
3147		3334
…		…
3161	=cut	3348	=cut
3162		3349
3163	sub register_script_function {	3350	sub register_script_function {
3164	my ($fun, $cb) = @_;	3351	my ($fun, $cb) = @_;
3165		3352
3166	no strict 'refs';	3353	$fun = "safe::$fun" if $CFG{safe_eval};
3167	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3354	*$fun = $safe_hole->wrap ($cb);
3168	}	3355	}
3169		3356
3170	=back	3357	=back
3171		3358
3172	=cut	3359	=cut
…		…
3181	# for this (global event?)	3368	# for this (global event?)
3182	%ext::player_env::MUSIC_FACE_CACHE = ();	3369	%ext::player_env::MUSIC_FACE_CACHE = ();
3183		3370
3184	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3371	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3185		3372
3186	warn "loading facedata from $path\n";	3373	trace "loading facedata from $path\n";
3187		3374
3188	my $facedata;	3375	my $facedata;
3189	0 < aio_load $path, $facedata	3376	0 < aio_load $path, $facedata
3190	or die "$path: $!";	3377	or die "$path: $!";
3191		3378
…		…
3193		3380
3194	$facedata->{version} == 2	3381	$facedata->{version} == 2
3195	or cf::cleanup "$path: version mismatch, cannot proceed.";	3382	or cf::cleanup "$path: version mismatch, cannot proceed.";
3196		3383
3197	# patch in the exptable	3384	# patch in the exptable
		3385	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3198	$facedata->{resource}{"res/exp_table"} = {	3386	$facedata->{resource}{"res/exp_table"} = {
3199	type => FT_RSRC,	3387	type => FT_RSRC,
3200	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3388	data => $exp_table,
		3389	hash => (Digest::MD5::md5 $exp_table),
3201	};	3390	};
3202	cf::cede_to_tick;	3391	cf::cede_to_tick;
3203		3392
3204	{	3393	{
3205	my $faces = $facedata->{faceinfo};	3394	my $faces = $facedata->{faceinfo};
…		…
3207	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3397	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3209		3398
3210	cf::face::set_visibility $idx, $info->{visibility};	3399	cf::face::set_visibility $idx, $info->{visibility};
3211	cf::face::set_magicmap $idx, $info->{magicmap};	3400	cf::face::set_magicmap $idx, $info->{magicmap};
3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3401	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3402	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3214		3403
3215	cf::cede_to_tick;	3404	cf::cede_to_tick;
3216	}	3405	}
3217		3406
3218	while (my ($face, $info) = each %$faces) {	3407	while (my ($face, $info) = each %$faces) {
…		…
3223		3412
3224	if (my $smooth = cf::face::find $info->{smooth}) {	3413	if (my $smooth = cf::face::find $info->{smooth}) {
3225	cf::face::set_smooth $idx, $smooth;	3414	cf::face::set_smooth $idx, $smooth;
3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3415	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3227	} else {	3416	} else {
3228	warn "smooth face '$info->{smooth}' not found for face '$face'";	3417	error "smooth face '$info->{smooth}' not found for face '$face'";
3229	}	3418	}
3230		3419
3231	cf::cede_to_tick;	3420	cf::cede_to_tick;
3232	}	3421	}
3233	}	3422	}
…		…
3242		3431
3243	cf::anim::invalidate_all; # d'oh	3432	cf::anim::invalidate_all; # d'oh
3244	}	3433	}
3245		3434
3246	{	3435	{
3247	# TODO: for gcfclient pleasure, we should give resources
3248	# that gcfclient doesn't grok a >10000 face index.
3249	my $res = $facedata->{resource};	3436	my $res = $facedata->{resource};
3250		3437
3251	while (my ($name, $info) = each %$res) {	3438	while (my ($name, $info) = each %$res) {
3252	if (defined $info->{type}) {	3439	if (defined $info->{type}) {
3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3440	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3254	my $data;
3255		3441
3256	if ($info->{type} & 1) {	3442	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3257	# prepend meta info
3258
3259	my $meta = $enc->encode ({
3260	name => $name,
3261	%{ $info->{meta} || {} },
3262	});
3263
3264	$data = pack "(w/a*)*", $meta, $info->{data};
3265	} else {
3266	$data = $info->{data};
3267	}
3268
3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3270	cf::face::set_type $idx, $info->{type};	3443	cf::face::set_type $idx, $info->{type};
3271	} else {	3444	} else {
3272	$RESOURCE{$name} = $info;	3445	$RESOURCE{$name} = $info; # unused
3273	}	3446	}
3274		3447
3275	cf::cede_to_tick;	3448	cf::cede_to_tick;
3276	}	3449	}
3277	}	3450	}
3278		3451
3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3452	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3280		3453
3281	1	3454	1
3282	}	3455	}
3283
3284	cf::global->attach (on_resource_update => sub {
3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3287
3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3289	my $sound = $soundconf->{compat}[$_]
3290	or next;
3291
3292	my $face = cf::face::find "sound/$sound->[1]";
3293	cf::sound::set $sound->[0] => $face;
3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3295	}
3296
3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
3298	my $face = cf::face::find "sound/$v";
3299	cf::sound::set $k => $face;
3300	}
3301	}
3302	});
3303		3456
3304	register_exticmd fx_want => sub {	3457	register_exticmd fx_want => sub {
3305	my ($ns, $want) = @_;	3458	my ($ns, $want) = @_;
3306		3459
3307	while (my ($k, $v) = each %$want) {	3460	while (my ($k, $v) = each %$want) {
…		…
3346	sub reload_treasures {	3499	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3500	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3501	or die "unable to load treasurelists\n";
3349	}	3502	}
3350		3503
		3504	sub reload_exp {
		3505	cf::init_experience;
		3506	}
		3507
		3508	sub reload_sound {
		3509	trace "loading sound config from $DATADIR/sound\n";
		3510
		3511	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3512	or die "$DATADIR/sound $!";
		3513
		3514	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3515
		3516	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3517	my $sound = $soundconf->{compat}[$_]
		3518	or next;
		3519
		3520	my $face = cf::face::find "sound/$sound->[1]";
		3521	cf::sound::set $sound->[0] => $face;
		3522	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3523	}
		3524
		3525	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3526	my $face = cf::face::find "sound/$v";
		3527	cf::sound::set $k => $face;
		3528	}
		3529	}
		3530
3351	sub reload_resources {	3531	sub reload_resources {
3352	warn "reloading resource files...\n";	3532	trace "reloading resource files...\n";
3353		3533
		3534	reload_exp;
3354	reload_facedata;	3535	reload_facedata;
		3536	reload_sound;
3355	reload_archetypes;	3537	reload_archetypes;
3356	reload_regions;	3538	reload_regions;
3357	reload_treasures;	3539	reload_treasures;
3358		3540
3359	warn "finished reloading resource files\n";	3541	trace "finished reloading resource files\n";
3360	}	3542	}
3361		3543
3362	sub reload_config {	3544	sub reload_config {
		3545	trace "reloading config file...\n";
		3546
3363	open my $fh, "<:utf8", "$CONFDIR/config"	3547	open my $fh, "<:utf8", "$CONFDIR/config"
3364	or return;	3548	or return;
3365		3549
3366	local $/;	3550	local $/;
3367	*CFG = YAML::Load <$fh>;	3551	*CFG = YAML::XS::Load scalar <$fh>;
3368		3552
3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3553	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3370		3554
3371	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3555	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3372	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3556	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3373		3557
3374	if (exists $CFG{mlockall}) {	3558	if (exists $CFG{mlockall}) {
…		…
3376	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3560	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3377	and die "WARNING: m(un)lockall failed: $!\n";	3561	and die "WARNING: m(un)lockall failed: $!\n";
3378	};	3562	};
3379	warn $@ if $@;	3563	warn $@ if $@;
3380	}	3564	}
		3565
		3566	trace "finished reloading resource files\n";
3381	}	3567	}
3382		3568
3383	sub pidfile() {	3569	sub pidfile() {
3384	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3570	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3385	or die "$PIDFILE: $!";	3571	or die "$PIDFILE: $!";
…		…
3397		3583
3398	seek $fh, 0, 0;	3584	seek $fh, 0, 0;
3399	print $fh $$;	3585	print $fh $$;
3400	}	3586	}
3401		3587
		3588	sub main_loop {
		3589	trace "EV::loop starting\n";
		3590	if (1) {
		3591	EV::loop;
		3592	}
		3593	trace "EV::loop returned\n";
		3594	goto &main_loop unless $REALLY_UNLOOP;
		3595	}
		3596
3402	sub main {	3597	sub main {
3403	cf::init_globals; # initialise logging	3598	cf::init_globals; # initialise logging
3404		3599
3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3600	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3406	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3601	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3602	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3603	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3409
3410	cf::init_experience;
3411	cf::init_anim;
3412	cf::init_attackmess;
3413	cf::init_dynamic;
3414	cf::init_block;
3415		3604
3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3605	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3417		3606
3418	# we must not ever block the main coroutine	3607	# we must not ever block the main coroutine
3419	local $Coro::idle = sub {	3608	local $Coro::idle = sub {
…		…
3425	};	3614	};
3426		3615
3427	evthread_start IO::AIO::poll_fileno;	3616	evthread_start IO::AIO::poll_fileno;
3428		3617
3429	cf::sync_job {	3618	cf::sync_job {
		3619	cf::incloader::init ();
		3620
		3621	cf::init_anim;
		3622	cf::init_attackmess;
		3623	cf::init_dynamic;
		3624
		3625	cf::load_settings;
		3626	cf::load_materials;
		3627
3430	reload_resources;	3628	reload_resources;
3431	reload_config;	3629	reload_config;
3432	db_init;	3630	db_init;
3433		3631
3434	cf::load_settings;
3435	cf::load_materials;
3436	cf::init_uuid;	3632	cf::init_uuid;
3437	cf::init_signals;	3633	cf::init_signals;
3438	cf::init_commands;
3439	cf::init_skills;	3634	cf::init_skills;
3440		3635
3441	cf::init_beforeplay;	3636	cf::init_beforeplay;
3442		3637
3443	atomic;	3638	atomic;
…		…
3445	load_extensions;	3640	load_extensions;
3446		3641
3447	utime time, time, $RUNTIMEFILE;	3642	utime time, time, $RUNTIMEFILE;
3448		3643
3449	# no (long-running) fork's whatsoever before this point(!)	3644	# no (long-running) fork's whatsoever before this point(!)
		3645	use POSIX ();
3450	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3646	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3451		3647
3452	(pop @POST_INIT)->(0) while @POST_INIT;	3648	(pop @POST_INIT)->(0) while @POST_INIT;
3453	};	3649	};
3454		3650
3455	EV::loop;	3651	cf::object::thawer::errors_are_fatal 0;
		3652	info "parse errors in files are no longer fatal from this point on.\n";
		3653
		3654	my $free_main; $free_main = EV::idle sub {
		3655	undef $free_main;
		3656	undef &main; # free gobs of memory :)
		3657	};
		3658
		3659	goto &main_loop;
3456	}	3660	}
3457		3661
3458	#############################################################################	3662	#############################################################################
3459	# initialisation and cleanup	3663	# initialisation and cleanup
3460		3664
3461	# install some emergency cleanup handlers	3665	# install some emergency cleanup handlers
3462	BEGIN {	3666	BEGIN {
3463	our %SIGWATCHER = ();	3667	our %SIGWATCHER = ();
3464	for my $signal (qw(INT HUP TERM)) {	3668	for my $signal (qw(INT HUP TERM)) {
3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3669	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3466	cf::cleanup "SIG$signal";	3670	cf::cleanup "SIG$signal";
3467	};	3671	};
3468	}	3672	}
3469	}	3673	}
3470		3674
3471	sub write_runtime_sync {	3675	sub write_runtime_sync {
		3676	my $t0 = AE::time;
		3677
3472	# first touch the runtime file to show we are still running:	3678	# first touch the runtime file to show we are still running:
3473	# the fsync below can take a very very long time.	3679	# the fsync below can take a very very long time.
3474		3680
3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3681	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3476		3682
3477	my $guard = cf::lock_acquire "write_runtime";	3683	my $guard = cf::lock_acquire "write_runtime";
3478		3684
3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3685	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3480	or return;	3686	or return;
3481		3687
3482	my $value = $cf::RUNTIME + 90 + 10;	3688	my $value = $cf::RUNTIME + 90 + 10;
3483	# 10 is the runtime save interval, for a monotonic clock	3689	# 10 is the runtime save interval, for a monotonic clock
3484	# 60 allows for the watchdog to kill the server.	3690	# 60 allows for the watchdog to kill the server.
…		…
3497	or return;	3703	or return;
3498		3704
3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3705	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3500	and return;	3706	and return;
3501		3707
3502	warn "runtime file written.\n";	3708	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3503		3709
3504	1	3710	1
3505	}	3711	}
3506		3712
3507	our $uuid_lock;	3713	our $uuid_lock;
…		…
3518	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3724	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3519	or return;	3725	or return;
3520		3726
3521	my $value = uuid_seq uuid_cur;	3727	my $value = uuid_seq uuid_cur;
3522		3728
3523	if ($value < 1024) {	3729	unless ($value) {
3524	warn "cowardly refusing to write low uuid value ($value)!\n";	3730	info "cowardly refusing to write zero uuid value!\n";
3525	return;	3731	return;
3526	}	3732	}
3527		3733
3528	my $value = uuid_str $value + $uuid_skip;	3734	my $value = uuid_str $value + $uuid_skip;
3529	$uuid_skip = 0;	3735	$uuid_skip = 0;
…		…
3539	or return;	3745	or return;
3540		3746
3541	aio_rename "$uuid~", $uuid	3747	aio_rename "$uuid~", $uuid
3542	and return;	3748	and return;
3543		3749
3544	warn "uuid file written ($value).\n";	3750	trace "uuid file written ($value).\n";
3545		3751
3546	1	3752	1
3547		3753
3548	}	3754	}
3549		3755
…		…
3555	}	3761	}
3556		3762
3557	sub emergency_save() {	3763	sub emergency_save() {
3558	my $freeze_guard = cf::freeze_mainloop;	3764	my $freeze_guard = cf::freeze_mainloop;
3559		3765
3560	warn "enter emergency perl save\n";	3766	info "emergency_perl_save: enter\n";
		3767
		3768	# this is a trade-off: we want to be very quick here, so
		3769	# save all maps without fsync, and later call a global sync
		3770	# (which in turn might be very very slow)
		3771	local $USE_FSYNC = 0;
3561		3772
3562	cf::sync_job {	3773	cf::sync_job {
		3774	cf::write_runtime_sync; # external watchdog should not bark
		3775
3563	# use a peculiar iteration method to avoid tripping on perl	3776	# use a peculiar iteration method to avoid tripping on perl
3564	# refcount bugs in for. also avoids problems with players	3777	# refcount bugs in for. also avoids problems with players
3565	# and maps saved/destroyed asynchronously.	3778	# and maps saved/destroyed asynchronously.
3566	warn "begin emergency player save\n";	3779	info "emergency_perl_save: begin player save\n";
3567	for my $login (keys %cf::PLAYER) {	3780	for my $login (keys %cf::PLAYER) {
3568	my $pl = $cf::PLAYER{$login} or next;	3781	my $pl = $cf::PLAYER{$login} or next;
3569	$pl->valid or next;	3782	$pl->valid or next;
3570	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3783	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3571	$pl->save;	3784	$pl->save;
3572	}	3785	}
3573	warn "end emergency player save\n";	3786	info "emergency_perl_save: end player save\n";
3574		3787
3575	warn "begin emergency map save\n";	3788	cf::write_runtime_sync; # external watchdog should not bark
		3789
		3790	info "emergency_perl_save: begin map save\n";
3576	for my $path (keys %cf::MAP) {	3791	for my $path (keys %cf::MAP) {
3577	my $map = $cf::MAP{$path} or next;	3792	my $map = $cf::MAP{$path} or next;
3578	$map->valid or next;	3793	$map->valid or next;
3579	$map->save;	3794	$map->save;
3580	}	3795	}
3581	warn "end emergency map save\n";	3796	info "emergency_perl_save: end map save\n";
3582		3797
3583	warn "begin emergency database checkpoint\n";	3798	cf::write_runtime_sync; # external watchdog should not bark
		3799
		3800	info "emergency_perl_save: begin database checkpoint\n";
3584	BDB::db_env_txn_checkpoint $DB_ENV;	3801	BDB::db_env_txn_checkpoint $DB_ENV;
3585	warn "end emergency database checkpoint\n";	3802	info "emergency_perl_save: end database checkpoint\n";
3586		3803
3587	warn "begin write uuid\n";	3804	info "emergency_perl_save: begin write uuid\n";
3588	write_uuid_sync 1;	3805	write_uuid_sync 1;
3589	warn "end write uuid\n";	3806	info "emergency_perl_save: end write uuid\n";
		3807
		3808	cf::write_runtime_sync; # external watchdog should not bark
		3809
		3810	trace "emergency_perl_save: syncing database to disk";
		3811	BDB::db_env_txn_checkpoint $DB_ENV;
		3812
		3813	info "emergency_perl_save: starting sync\n";
		3814	IO::AIO::aio_sync sub {
		3815	info "emergency_perl_save: finished sync\n";
		3816	};
		3817
		3818	cf::write_runtime_sync; # external watchdog should not bark
		3819
		3820	trace "emergency_perl_save: flushing outstanding aio requests";
		3821	while (IO::AIO::nreqs || BDB::nreqs) {
		3822	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3823	}
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
3590	};	3826	};
3591		3827
3592	warn "leave emergency perl save\n";	3828	info "emergency_perl_save: leave\n";
3593	}	3829	}
3594		3830
3595	sub post_cleanup {	3831	sub post_cleanup {
3596	my ($make_core) = @_;	3832	my ($make_core) = @_;
3597		3833
		3834	IO::AIO::flush;
		3835
3598	warn Carp::longmess "post_cleanup backtrace"	3836	error Carp::longmess "post_cleanup backtrace"
3599	if $make_core;	3837	if $make_core;
3600		3838
3601	my $fh = pidfile;	3839	my $fh = pidfile;
3602	unlink $PIDFILE if <$fh> == $$;	3840	unlink $PIDFILE if <$fh> == $$;
3603	}	3841	}
…		…
3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3861	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3624	for my $name (keys %$leaf_symtab) {	3862	for my $name (keys %$leaf_symtab) {
3625	_gv_clear *{"$pkg$name"};	3863	_gv_clear *{"$pkg$name"};
3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3864	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3627	}	3865	}
3628	warn "cleared package $pkg\n";#d#
3629	}	3866	}
3630		3867
3631	sub do_reload_perl() {	3868	sub do_reload_perl() {
3632	# can/must only be called in main	3869	# can/must only be called in main
3633	if ($Coro::current != $Coro::main) {	3870	unless (in_main) {
3634	warn "can only reload from main coroutine";	3871	error "can only reload from main coroutine";
3635	return;	3872	return;
3636	}	3873	}
3637		3874
3638	return if $RELOAD++;	3875	return if $RELOAD++;
3639		3876
		3877	my $t1 = AE::time;
		3878
3640	while ($RELOAD) {	3879	while ($RELOAD) {
		3880	cf::get_slot 0.1, -1, "reload_perl";
3641	warn "reloading...";	3881	info "reloading...";
3642		3882
3643	warn "entering sync_job";	3883	trace "entering sync_job";
3644		3884
3645	cf::sync_job {	3885	cf::sync_job {
3646	cf::write_runtime_sync; # external watchdog should not bark
3647	cf::emergency_save;	3886	#cf::emergency_save;
3648	cf::write_runtime_sync; # external watchdog should not bark
3649		3887
3650	warn "syncing database to disk";
3651	BDB::db_env_txn_checkpoint $DB_ENV;
3652
3653	# if anything goes wrong in here, we should simply crash as we already saved
3654
3655	warn "flushing outstanding aio requests";
3656	while (IO::AIO::nreqs || BDB::nreqs) {
3657	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3658	}
3659
3660	warn "cancelling all extension coros";	3888	trace "cancelling all extension coros";
3661	$_->cancel for values %EXT_CORO;	3889	$_->cancel for values %EXT_CORO;
3662	%EXT_CORO = ();	3890	%EXT_CORO = ();
3663		3891
3664	warn "removing commands";	3892	trace "removing commands";
3665	%COMMAND = ();	3893	%COMMAND = ();
3666		3894
3667	warn "removing ext/exti commands";	3895	trace "removing ext/exti commands";
3668	%EXTCMD = ();	3896	%EXTCMD = ();
3669	%EXTICMD = ();	3897	%EXTICMD = ();
3670		3898
3671	warn "unloading/nuking all extensions";	3899	trace "unloading/nuking all extensions";
3672	for my $pkg (@EXTS) {	3900	for my $pkg (@EXTS) {
3673	warn "... unloading $pkg";	3901	trace "... unloading $pkg";
3674		3902
3675	if (my $cb = $pkg->can ("unload")) {	3903	if (my $cb = $pkg->can ("unload")) {
3676	eval {	3904	eval {
3677	$cb->($pkg);	3905	$cb->($pkg);
3678	1	3906	1
3679	} or warn "$pkg unloaded, but with errors: $@";	3907	} or error "$pkg unloaded, but with errors: $@";
3680	}	3908	}
3681		3909
3682	warn "... clearing $pkg";	3910	trace "... clearing $pkg";
3683	clear_package $pkg;	3911	clear_package $pkg;
3684	}	3912	}
3685		3913
3686	warn "unloading all perl modules loaded from $LIBDIR";	3914	trace "unloading all perl modules loaded from $LIBDIR";
3687	while (my ($k, $v) = each %INC) {	3915	while (my ($k, $v) = each %INC) {
3688	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3916	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3689		3917
3690	warn "... unloading $k";	3918	trace "... unloading $k";
3691	delete $INC{$k};	3919	delete $INC{$k};
3692		3920
3693	$k =~ s/\.pm$//;	3921	$k =~ s/\.pm$//;
3694	$k =~ s/\//::/g;	3922	$k =~ s/\//::/g;
3695		3923
…		…
3698	}	3926	}
3699		3927
3700	clear_package $k;	3928	clear_package $k;
3701	}	3929	}
3702		3930
3703	warn "getting rid of safe::, as good as possible";	3931	trace "getting rid of safe::, as good as possible";
3704	clear_package "safe::$_"	3932	clear_package "safe::$_"
3705	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3933	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3706		3934
3707	warn "unloading cf.pm \"a bit\"";	3935	trace "unloading cf.pm \"a bit\"";
3708	delete $INC{"cf.pm"};	3936	delete $INC{"cf.pm"};
3709	delete $INC{"cf/pod.pm"};	3937	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3710		3938
3711	# don't, removes xs symbols, too,	3939	# don't, removes xs symbols, too,
3712	# and global variables created in xs	3940	# and global variables created in xs
3713	#clear_package __PACKAGE__;	3941	#clear_package __PACKAGE__;
3714		3942
3715	warn "unload completed, starting to reload now";	3943	info "unload completed, starting to reload now";
3716		3944
3717	warn "reloading cf.pm";	3945	trace "reloading cf.pm";
3718	require cf;	3946	require cf;
3719	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3947	cf::_connect_to_perl_1;
3720		3948
3721	warn "loading config and database again";	3949	trace "loading config and database again";
3722	cf::reload_config;	3950	cf::reload_config;
3723		3951
3724	warn "loading extensions";	3952	trace "loading extensions";
3725	cf::load_extensions;	3953	cf::load_extensions;
3726		3954
		3955	if ($REATTACH_ON_RELOAD) {
3727	warn "reattaching attachments to objects/players";	3956	trace "reattaching attachments to objects/players";
3728	_global_reattach; # objects, sockets	3957	_global_reattach; # objects, sockets
3729	warn "reattaching attachments to maps";	3958	trace "reattaching attachments to maps";
3730	reattach $_ for values %MAP;	3959	reattach $_ for values %MAP;
3731	warn "reattaching attachments to players";	3960	trace "reattaching attachments to players";
3732	reattach $_ for values %PLAYER;	3961	reattach $_ for values %PLAYER;
		3962	}
3733		3963
3734	warn "running post_load";	3964	trace "running post_init jobs";
3735	(pop @POST_INIT)->(1) while @POST_INIT;	3965	(pop @POST_INIT)->(1) while @POST_INIT;
3736		3966
3737	warn "leaving sync_job";	3967	trace "leaving sync_job";
3738		3968
3739	1	3969	1
3740	} or do {	3970	} or do {
3741	warn $@;	3971	error $@;
3742	cf::cleanup "error while reloading, exiting.";	3972	cf::cleanup "error while reloading, exiting.";
3743	};	3973	};
3744		3974
3745	warn "reloaded";	3975	info "reloaded";
3746	--$RELOAD;	3976	--$RELOAD;
3747	}	3977	}
		3978
		3979	$t1 = AE::time - $t1;
		3980	info "reload completed in ${t1}s\n";
3748	};	3981	};
3749		3982
3750	our $RELOAD_WATCHER; # used only during reload	3983	our $RELOAD_WATCHER; # used only during reload
3751		3984
3752	sub reload_perl() {	3985	sub reload_perl() {
3753	# doing reload synchronously and two reloads happen back-to-back,	3986	# doing reload synchronously and two reloads happen back-to-back,
3754	# coro crashes during coro_state_free->destroy here.	3987	# coro crashes during coro_state_free->destroy here.
3755		3988
		3989	$RELOAD_WATCHER ||= cf::async {
		3990	Coro::AIO::aio_wait cache_extensions;
		3991
3756	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {	3992	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3757	do_reload_perl;	3993	do_reload_perl;
3758	undef $RELOAD_WATCHER;	3994	undef $RELOAD_WATCHER;
		3995	};
3759	};	3996	};
3760	}	3997	}
3761		3998
3762	register_command "reload" => sub {	3999	register_command "reload" => sub {
3763	my ($who, $arg) = @_;	4000	my ($who, $arg) = @_;
…		…
3769	reload_perl;	4006	reload_perl;
3770	};	4007	};
3771	}	4008	}
3772	};	4009	};
3773		4010
3774	unshift @INC, $LIBDIR;	4011	#############################################################################
3775		4012
3776	my $bug_warning = 0;	4013	my $bug_warning = 0;
3777		4014
3778	our @WAIT_FOR_TICK;	4015	our @WAIT_FOR_TICK;
3779	our @WAIT_FOR_TICK_BEGIN;	4016	our @WAIT_FOR_TICK_BEGIN;
3780		4017
3781	sub wait_for_tick {	4018	sub wait_for_tick {
3782	return if tick_inhibit || $Coro::current == $Coro::main;	4019	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3783		4020
3784	my $signal = new Coro::Signal;	4021	my $signal = new Coro::Signal;
3785	push @WAIT_FOR_TICK, $signal;	4022	push @WAIT_FOR_TICK, $signal;
3786	$signal->wait;	4023	$signal->wait;
3787	}	4024	}
3788		4025
3789	sub wait_for_tick_begin {	4026	sub wait_for_tick_begin {
3790	return if tick_inhibit || $Coro::current == $Coro::main;	4027	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3791		4028
3792	my $signal = new Coro::Signal;	4029	my $signal = new Coro::Signal;
3793	push @WAIT_FOR_TICK_BEGIN, $signal;	4030	push @WAIT_FOR_TICK_BEGIN, $signal;
3794	$signal->wait;	4031	$signal->wait;
3795	}	4032	}
…		…
3801	return;	4038	return;
3802	}	4039	}
3803		4040
3804	cf::server_tick; # one server iteration	4041	cf::server_tick; # one server iteration
3805		4042
		4043	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4044
3806	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4045	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3807	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4046	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3808	Coro::async_pool {	4047	Coro::async_pool {
3809	$Coro::current->{desc} = "runtime saver";	4048	$Coro::current->{desc} = "runtime saver";
3810	write_runtime_sync	4049	write_runtime_sync
3811	or warn "ERROR: unable to write runtime file: $!";	4050	or error "ERROR: unable to write runtime file: $!";
3812	};	4051	};
3813	}	4052	}
3814		4053
3815	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4054	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3816	$sig->send;	4055	$sig->send;
…		…
3824		4063
3825	if (0) {	4064	if (0) {
3826	if ($NEXT_TICK) {	4065	if ($NEXT_TICK) {
3827	my $jitter = $TICK_START - $NEXT_TICK;	4066	my $jitter = $TICK_START - $NEXT_TICK;
3828	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4067	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3829	warn "jitter $JITTER\n";#d#	4068	debug "jitter $JITTER\n";#d#
3830	}	4069	}
3831	}	4070	}
3832	}	4071	}
3833		4072
3834	{	4073	{
3835	# configure BDB	4074	# configure BDB
3836		4075
3837	BDB::min_parallel 8;	4076	BDB::min_parallel 16;
3838	BDB::max_poll_reqs $TICK * 0.1;	4077	BDB::max_poll_reqs $TICK * 0.1;
3839	$AnyEvent::BDB::WATCHER->priority (1);	4078	$AnyEvent::BDB::WATCHER->priority (1);
3840		4079
3841	unless ($DB_ENV) {	4080	unless ($DB_ENV) {
3842	$DB_ENV = BDB::db_env_create;	4081	$DB_ENV = BDB::db_env_create;
…		…
3922	LOG llevInfo, "[ABT] [suppressed]\n";	4161	LOG llevInfo, "[ABT] [suppressed]\n";
3923	}	4162	}
3924	}	4163	}
3925		4164
3926	# load additional modules	4165	# load additional modules
3927	use cf::pod;	4166	require "cf/$_.pm" for @EXTRA_MODULES;
		4167	cf::_connect_to_perl_2;
3928		4168
3929	END { cf::emergency_save }	4169	END { cf::emergency_save }
3930		4170
3931	1	4171	1
3932		4172

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