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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.491 by root, Sat Oct 24 09:18:44 2009 UTC vs.
Revision 1.542 by root, Wed May 5 09:05:03 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 it under	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# the terms of the Affero GNU General Public License as published by the	7	# the terms of the Affero GNU General Public License as published by the
8	# Free Software Foundation, either version 3 of the License, or (at your	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# option) any later version.	9	# option) any later version.
…		…
20	# 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>
21	#	21	#
22		22
23	package cf;	23	package cf;
24		24
25	use 5.10.0;	25	use common::sense;
26	use utf8;
27	use strict qw(vars subs);
28		26
29	use Symbol;	27	use Symbol;
30	use List::Util;	28	use List::Util;
31	use Socket;	29	use Socket;
32	use EV;	30	use EV;
33	use Opcode;	31	use Opcode;
34	use Safe;	32	use Safe;
35	use Safe::Hole;	33	use Safe::Hole;
36	use Storable ();	34	use Storable ();
		35	use Carp ();
37		36
38	use Guard ();	37	use Guard ();
39	use Coro ();	38	use Coro ();
40	use Coro::State;	39	use Coro::State;
41	use Coro::Handle;	40	use Coro::Handle;
…		…
52	use Coro::Util ();	51	use Coro::Util ();
53		52
54	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
55	use BDB ();	54	use BDB ();
56	use Data::Dumper;	55	use Data::Dumper;
57	use Digest::MD5;
58	use Fcntl;	56	use Fcntl;
59	use YAML::XS ();	57	use YAML::XS ();
60	use IO::AIO ();	58	use IO::AIO ();
61	use Time::HiRes;	59	use Time::HiRes;
62	use Compress::LZF;	60	use Compress::LZF;
…		…
77		75
78	# strictly for debugging	76	# strictly for debugging
79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80		78
81	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;
82		82
83	our %COMMAND = ();	83	our %COMMAND = ();
84	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
85		85
86	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
106	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	108	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		110
111	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;
112		118
113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
115	our $NEXT_TICK;	121	our $NEXT_TICK;
116	our $USE_FSYNC = 1; # use fsync to write maps - default on	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
162		168
163	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
164		170
165	sub cf::map::normalise;	171	sub cf::map::normalise;
166		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
167	#############################################################################	177	#############################################################################
168		178
169	%REFLECT = ();	179	%REFLECT = ();
170	for (@REFLECT) {	180	for (@REFLECT) {
171	my $reflect = JSON::XS::decode_json $_;	181	my $reflect = JSON::XS::decode_json $_;
…		…
242		252
243	=back	253	=back
244		254
245	=cut	255	=cut
246		256
		257	sub error(@) { LOG llevError, join "", @_ }
		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
247	$Coro::State::WARNHOOK = sub {	263	$Coro::State::WARNHOOK = sub {
248	my $msg = join "", @_;	264	my $msg = join "", @_;
249		265
250	$msg .= "\n"	266	$msg .= "\n"
251	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
252		268
253	$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;
254		270
255	LOG llevError, $msg;	271	LOG llevWarn, $msg;
256	};	272	};
257		273
258	$Coro::State::DIEHOOK = sub {	274	$Coro::State::DIEHOOK = sub {
259	return unless $^S eq 0; # "eq", not "=="	275	return unless $^S eq 0; # "eq", not "=="
260		276
261	warn Carp::longmess $_[0];	277	error Carp::longmess $_[0];
262		278
263	if ($Coro::current == $Coro::main) {#d#	279	if (in_main) {#d#
264	warn "DIEHOOK called in main context, Coro bug?\n";#d#	280	error "DIEHOOK called in main context, Coro bug?\n";#d#
265	return;#d#	281	return;#d#
266	}#d#	282	}#d#
267		283
268	# kill coroutine otherwise	284	# kill coroutine otherwise
269	Coro::terminate	285	Coro::terminate
…		…
289	)) {	305	)) {
290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
291	}	307	}
292		308
293	$EV::DIED = sub {	309	$EV::DIED = sub {
294	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
295	};	311	};
296		312
297	#############################################################################	313	#############################################################################
298		314
299	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
396	}	412	}
397		413
398	=item cf::periodic $interval, $cb	414	=item cf::periodic $interval, $cb
399		415
400	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
401	get spread over timer.	417	get spread over time.
402		418
403	=cut	419	=cut
404		420
405	sub periodic($$) {	421	sub periodic($$) {
406	my ($interval, $cb) = @_;	422	my ($interval, $cb) = @_;
…		…
423		439
424	=cut	440	=cut
425		441
426	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
427	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
428		445
429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
430	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
431	$Coro::current->desc ("timeslot manager");	448	$Coro::current->desc ("timeslot manager");
432		449
433	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
434		452
435	while () {	453	while () {
436	next_job:	454	next_job:
		455
437	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
438	if ($avail > 0.01) {	457
439	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
440	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
441	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
442	$job->[2]->send;	462	$job->[2]->send;
443	Coro::cede;	463	Coro::cede;
444	goto next_job;	464	goto next_job;
445	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
446	}	467	}
447	}	468	}
448		469
449	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
450	# 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
451	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
452	$signal->wait;	473	$signal->wait;
453	} else {	474	} else {
		475	$busy = 0;
454	Coro::schedule;	476	Coro::schedule;
455	}	477	}
456	}	478	}
457	};	479	};
458		480
459	sub get_slot($;$$) {	481	sub get_slot($;$$) {
460	return if tick_inhibit || $Coro::current == $Coro::main;	482	return if tick_inhibit || $Coro::current == $Coro::main;
461		483
462	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
463		485
464	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
465	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
466		489
467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
469	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
495	=cut	518	=cut
496		519
497	sub sync_job(&) {	520	sub sync_job(&) {
498	my ($job) = @_;	521	my ($job) = @_;
499		522
500	if ($Coro::current == $Coro::main) {	523	if (in_main) {
501	my $time = EV::time;	524	my $time = AE::time;
502		525
503	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
504	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
505		528
506	LOG llevError, Carp::longmess "sync job";#d#	529	#LOG llevError, Carp::longmess "sync job";#d#
507		530
508	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
509		532
510	my $busy = 1;	533	my $busy = 1;
511	my @res;	534	my @res;
512		535
513	(async {	536	(async {
514	$Coro::current->desc ("sync job coro");	537	$Coro::current->desc ("sync job coro");
515	@res = eval { $job->() };	538	@res = eval { $job->() };
516	warn $@ if $@;	539	error $@ if $@;
517	undef $busy;	540	undef $busy;
518	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
519		542
520	while ($busy) {	543	while ($busy) {
521	if (Coro::nready) {	544	if (Coro::nready) {
…		…
523	} else {	546	} else {
524	EV::loop EV::LOOP_ONESHOT;	547	EV::loop EV::LOOP_ONESHOT;
525	}	548	}
526	}	549	}
527		550
528	my $time = EV::time - $time;	551	my $time = AE::time - $time;
529		552
530	$TICK_START += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
531		554
532	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
533	} else {	556	} else {
…		…
577	reset_signals;	600	reset_signals;
578	&$cb	601	&$cb
579	}, @args;	602	}, @args;
580		603
581	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	)
582	}	616	}
583		617
584	=item $coin = coin_from_name $name	618	=item $coin = coin_from_name $name
585		619
586	=cut	620	=cut
…		…
623	within each server.	657	within each server.
624		658
625	=cut	659	=cut
626		660
627	sub db_table($) {	661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
628	my ($name) = @_;	665	my ($name) = @_;
629	my $db = BDB::db_create $DB_ENV;	666	my $db = BDB::db_create $DB_ENV;
630		667
631	eval {	668	eval {
632	$db->set_flags (BDB::CHKSUM);	669	$db->set_flags (BDB::CHKSUM);
…		…
642	}	679	}
643		680
644	our $DB;	681	our $DB;
645		682
646	sub db_init {	683	sub db_init {
647	cf::sync_job {
648	$DB ||= db_table "db";	684	$DB ||= db_table "db";
649	};
650	}	685	}
651		686
652	sub db_get($$) {	687	sub db_get($$) {
653	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
654		689
655	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
656	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
657		694
658	$! ? ()	695	$! ? ()
659	: $data	696	: $data
660	}
661	}	697	}
662		698
663	sub db_put($$$) {	699	sub db_put($$$) {
664	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
665	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
721		757
722	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
723	my $data = $process->(\@data);	759	my $data = $process->(\@data);
724	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
725		761
726	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727		763
728	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
729	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
730	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
731		767
…		…
741		777
742	=cut	778	=cut
743		779
744	sub datalog($@) {	780	sub datalog($@) {
745	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
746	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747	}	783	}
748		784
749	=back	785	=back
750		786
751	=cut	787	=cut
…		…
946		982
947	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
948	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949		985
950	} elsif (ref $type) {	986	} elsif (ref $type) {
951	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
952		988
953	} else {	989	} else {
954	shift @arg;	990	shift @arg;
955	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
956	}	992	}
957	}	993	}
958	}	994	}
959		995
960	sub _object_attach {	996	sub _object_attach {
…		…
970	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
971	}	1007	}
972		1008
973	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
974	} else {	1010	} else {
975	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
976	}	1012	}
977		1013
978	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
979	}	1015	}
980		1016
…		…
1039		1075
1040	for (@$callbacks) {	1076	for (@$callbacks) {
1041	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
1042		1078
1043	if ($@) {	1079	if ($@) {
1044	warn "$@";
1045	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046	override;	1081	override;
1047	}	1082	}
1048		1083
1049	return 1 if $override;	1084	return 1 if $override;
1050	}	1085	}
…		…
1129	for (@$attach) {	1164	for (@$attach) {
1130	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
1131	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
1132	}	1167	}
1133	} else {	1168	} else {
1134	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
1135	}	1170	}
1136	}	1171	}
1137	}	1172	}
1138		1173
1139	cf::attachable->attach (	1174	cf::attachable->attach (
…		…
1166	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1167		1202
1168	sync_job {	1203	sync_job {
1169	if (length $$rdata) {	1204	if (length $$rdata) {
1170	utf8::decode (my $decname = $filename);	1205	utf8::decode (my $decname = $filename);
1171	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1172	$decname, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1173		1209
1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175	aio_chmod $fh, SAVE_MODE;	1211	aio_chmod $fh, SAVE_MODE;
1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177	if ($cf::USE_FSYNC) {	1213	if ($cf::USE_FSYNC) {
…		…
1199	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
1200		1236
1201	$filename =~ s%/[^/]+$%%;	1237	$filename =~ s%/[^/]+$%%;
1202	aio_pathsync $filename if $cf::USE_FSYNC;	1238	aio_pathsync $filename if $cf::USE_FSYNC;
1203	} else {	1239	} else {
1204	warn "unable to save objects: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1205	}	1241	}
1206	} else {	1242	} else {
1207	aio_unlink $filename;	1243	aio_unlink $filename;
1208	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1209	}	1245	}
…		…
1233	my $st = eval { Coro::Storable::thaw $av };	1269	my $st = eval { Coro::Storable::thaw $av };
1234	$av = $st->{objs};	1270	$av = $st->{objs};
1235	}	1271	}
1236		1272
1237	utf8::decode (my $decname = $filename);	1273	utf8::decode (my $decname = $filename);
1238	warn sprintf "loading %s (%d,%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1239	$decname, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1240		1277
1241	($data, $av)	1278	($data, $av)
1242	}	1279	}
1243		1280
1244	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1303	}	1340	}
1304		1341
1305	use File::Glob ();	1342	use File::Glob ();
1306		1343
1307	cf::player->attach (	1344	cf::player->attach (
1308	on_command => sub {	1345	on_unknown_command => sub {
1309	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1310		1347
1311	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1312	or return;	1349	or return;
1313		1350
…		…
1336		1373
1337	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1338	if $reply;	1375	if $reply;
1339		1376
1340	} else {	1377	} else {
1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1342	}	1379	}
1343		1380
1344	cf::override;	1381	cf::override;
1345	},	1382	},
1346	);	1383	);
…		…
1357		1394
1358	$grp	1395	$grp
1359	}	1396	}
1360		1397
1361	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1362	cf::sync_job {	1401	cf::sync_job {
1363	my %todo;	1402	my %todo;
1364		1403
1365	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1366	next unless -r $path;	1405	next unless -r $path;
…		…
1384		1423
1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1387		1426
1388	$ext{source} =	1427	$ext{source} =
1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1390	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1391	. $source	1430	. $source
1392	. "\n};\n1";	1431	. "\n};\n1";
1393		1432
1394	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1395	}	1434	}
1396		1435
		1436	my $pass = 0;
1397	my %done;	1437	my %done;
1398	while (%todo) {	1438	while (%todo) {
1399	my $progress;	1439	my $progress;
1400		1440
		1441	++$pass;
		1442
		1443	ext:
1401	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1402	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1403	goto skip	1446	next ext
1404	unless exists $done{$_};	1447	unless exists $done{$_};
1405	}	1448	}
1406		1449
1407	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1408		1451
1409	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1410	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1411	: "$v->{base}: extension inactive.\n";
1412		1456
1413	if (exists $v->{meta}{mandatory}) {
1414	warn $msg;
1415	cf::cleanup "mandatory extension failed to load, exiting.";	1457	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1416	}	1458	if exists $v->{meta}{mandatory};
1417		1459
1418	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;
1419	}	1469	}
1420
1421	$done{$k} = delete $todo{$k};
1422	push @EXTS, $v->{pkg};
1423	$progress = 1;
1424	}	1470	}
1425		1471
1426	skip:	1472	unless ($progress) {
1427	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1473	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1428	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	}
1429	}	1480	}
1430	};	1481	};
1431	}	1482	}
1432		1483
1433	#############################################################################	1484	#############################################################################
…		…
1517	$cf::PLAYER{$login} = $pl	1568	$cf::PLAYER{$login} = $pl
1518	}	1569	}
1519	}	1570	}
1520	}	1571	}
1521		1572
		1573	cf::player->attach (
		1574	on_load => sub {
		1575	my ($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
1522	sub save($) {	1586	sub save($) {
1523	my ($pl) = @_;	1587	my ($pl) = @_;
1524		1588
1525	return if $pl->{deny_save};	1589	return if $pl->{deny_save};
1526		1590
…		…
1531		1595
1532	aio_mkdir playerdir $pl, 0770;	1596	aio_mkdir playerdir $pl, 0770;
1533	$pl->{last_save} = $cf::RUNTIME;	1597	$pl->{last_save} = $cf::RUNTIME;
1534		1598
1535	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];
1536		1603
1537	$pl->save_pl ($path);	1604	$pl->save_pl ($path);
1538	cf::cede_to_tick;	1605	cf::cede_to_tick;
1539	}	1606	}
1540		1607
…		…
1577	$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
1578		1645
1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1646	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1580	$pl->deactivate;	1647	$pl->deactivate;
1581	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;
1582	$pl->ob->check_score;
1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1649	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1584	$pl->ns->destroy if $pl->ns;	1650	$pl->ns->destroy if $pl->ns;
1585		1651
1586	my $path = playerdir $pl;	1652	my $path = playerdir $pl;
1587	my $temp = "$path~$cf::RUNTIME~deleting~";	1653	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1642	\@logins	1708	\@logins
1643	}	1709	}
1644		1710
1645	=item $player->maps	1711	=item $player->maps
1646		1712
		1713	=item cf::player::maps $login
		1714
1647	Returns an arrayref of map paths that are private for this	1715	Returns an arrayref of map paths that are private for this
1648	player. May block.	1716	player. May block.
1649		1717
1650	=cut	1718	=cut
1651		1719
…		…
1713	=cut	1781	=cut
1714		1782
1715	sub find_by_path($) {	1783	sub find_by_path($) {
1716	my ($path) = @_;	1784	my ($path) = @_;
1717		1785
		1786	$path =~ s/^~[^\/]*//; # skip ~login
		1787
1718	my ($match, $specificity);	1788	my ($match, $specificity);
1719		1789
1720	for my $region (list) {	1790	for my $region (list) {
1721	if ($region->{match} && $path =~ $region->{match}) {	1791	if ($region->{match} && $path =~ $region->{match}) {
1722	($match, $specificity) = ($region, $region->specificity)	1792	($match, $specificity) = ($region, $region->specificity)
…		…
1753	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
1754		1824
1755	# mit "rum" bekleckern, nicht	1825	# mit "rum" bekleckern, nicht
1756	$self->_create_random_map (	1826	$self->_create_random_map (
1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1827	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1828	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1829	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1760	$rmp->{exit_on_final_map},	1830	$rmp->{exit_on_final_map},
1761	$rmp->{xsize}, $rmp->{ysize},	1831	$rmp->{xsize}, $rmp->{ysize},
1762	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1832	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1763	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1833	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1778		1848
1779	sub register {	1849	sub register {
1780	my (undef, $regex, $prio) = @_;	1850	my (undef, $regex, $prio) = @_;
1781	my $pkg = caller;	1851	my $pkg = caller;
1782		1852
1783	no strict;
1784	push @{"$pkg\::ISA"}, __PACKAGE__;	1853	push @{"$pkg\::ISA"}, __PACKAGE__;
1785		1854
1786	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1855	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1787	}	1856	}
1788		1857
1789	# also paths starting with '/'	1858	# also paths starting with '/'
1790	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1859	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1791		1860
1792	sub thawer_merge {	1861	sub thawer_merge {
1793	my ($self, $merge) = @_;	1862	my ($self, $merge) = @_;
1794		1863
1795	# we have to keep some variables in memory intact	1864	# we have to keep some variables in memory intact
…		…
2009		2078
2010	$cf::MAP{$path} = $map	2079	$cf::MAP{$path} = $map
2011	}	2080	}
2012	}	2081	}
2013		2082
2014	sub pre_load { }	2083	sub pre_load { }
2015	sub post_load { }	2084	#sub post_load { } # XS
2016		2085
2017	sub load {	2086	sub load {
2018	my ($self) = @_;	2087	my ($self) = @_;
2019		2088
2020	local $self->{deny_reset} = 1; # loading can take a long time	2089	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2077	}	2146	}
2078		2147
2079	$self->post_load;	2148	$self->post_load;
2080	}	2149	}
2081		2150
		2151	# customize the map for a given player, i.e.
		2152	# return the _real_ map. used by e.g. per-player
		2153	# maps to change the path to ~playername/mappath
2082	sub customise_for {	2154	sub customise_for {
2083	my ($self, $ob) = @_;	2155	my ($self, $ob) = @_;
2084		2156
2085	return find "~" . $ob->name . "/" . $self->{path}	2157	return find "~" . $ob->name . "/" . $self->{path}
2086	if $self->per_player;	2158	if $self->per_player;
…		…
2102	or next;	2174	or next;
2103	$neigh = find $neigh, $map	2175	$neigh = find $neigh, $map
2104	or next;	2176	or next;
2105	$neigh->load;	2177	$neigh->load;
2106		2178
		2179	# now find the diagonal neighbours
2107	push @neigh,	2180	push @neigh,
2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2181	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2182	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2110	}	2183	}
2111		2184
…		…
2118	}	2191	}
2119		2192
2120	sub find_sync {	2193	sub find_sync {
2121	my ($path, $origin) = @_;	2194	my ($path, $origin) = @_;
2122		2195
2123	cf::sync_job { find $path, $origin }	2196	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2197	if $Coro::current == $Coro::main;
		2198
		2199	find $path, $origin
2124	}	2200	}
2125		2201
2126	sub do_load_sync {	2202	sub do_load_sync {
2127	my ($map) = @_;	2203	my ($map) = @_;
2128		2204
2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2205	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130	if $Coro::current == $Coro::main;	2206	if $Coro::current == $Coro::main;
2131		2207
2132	cf::sync_job { $map->load };	2208	$map->load;
2133	}	2209	}
2134		2210
2135	our %MAP_PREFETCH;	2211	our %MAP_PREFETCH;
2136	our $MAP_PREFETCHER = undef;	2212	our $MAP_PREFETCHER = undef;
2137		2213
…		…
2163	$MAP_PREFETCHER->prio (6);	2239	$MAP_PREFETCHER->prio (6);
2164		2240
2165	()	2241	()
2166	}	2242	}
2167		2243
		2244	# common code, used by both ->save and ->swapout
2168	sub save {	2245	sub _save {
2169	my ($self) = @_;	2246	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2247
2173	$self->{last_save} = $cf::RUNTIME;	2248	$self->{last_save} = $cf::RUNTIME;
2174		2249
2175	return unless $self->dirty;	2250	return unless $self->dirty;
2176		2251
…		…
2196	} else {	2271	} else {
2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2272	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2198	}	2273	}
2199	}	2274	}
2200		2275
		2276	sub save {
		2277	my ($self) = @_;
		2278
		2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2280
		2281	$self->_save;
		2282	}
		2283
2201	sub swap_out {	2284	sub swap_out {
2202	my ($self) = @_;	2285	my ($self) = @_;
2203		2286
2204	# save first because save cedes
2205	$self->save;
2206
2207	my $lock = cf::lock_acquire "map_data:$self->{path}";	2287	my $lock = cf::lock_acquire "map_data:$self->{path}";
2208		2288
2209	return if $self->players;
2210	return if $self->in_memory != cf::MAP_ACTIVE;	2289	return if $self->in_memory != cf::MAP_ACTIVE;
2211	return if $self->{deny_save};	2290	return if $self->{deny_save};
		2291	return if $self->players;
2212		2292
		2293	# first deactivate the map and "unlink" it from the core
		2294	$self->deactivate;
		2295	$_->clear_links_to ($self) for values %cf::MAP;
2213	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
		2297
		2298	# then atomically save
		2299	$self->_save;
		2300
		2301	# then free the map
		2302	$self->clear;
		2303	}
		2304
		2305	sub reset_at {
		2306	my ($self) = @_;
		2307
		2308	# TODO: safety, remove and allow resettable per-player maps
		2309	return 1e99 if $self->{deny_reset};
		2310
		2311	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2312	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2313
		2314	$time + $to
		2315	}
		2316
		2317	sub should_reset {
		2318	my ($self) = @_;
		2319
		2320	$self->reset_at <= $cf::RUNTIME
		2321	}
		2322
		2323	sub reset {
		2324	my ($self) = @_;
		2325
		2326	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2327
		2328	return if $self->players;
		2329
		2330	cf::trace "resetting map ", $self->path, "\n";
		2331
		2332	$self->in_memory (cf::MAP_SWAPPED);
		2333
		2334	# need to save uniques path
		2335	unless ($self->{deny_save}) {
		2336	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2337
		2338	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2339	if $uniq;
		2340	}
		2341
		2342	delete $cf::MAP{$self->path};
2214		2343
2215	$self->deactivate;	2344	$self->deactivate;
2216	$_->clear_links_to ($self) for values %cf::MAP;	2345	$_->clear_links_to ($self) for values %cf::MAP;
2217	$self->clear;	2346	$self->clear;
2218	}
2219
2220	sub reset_at {
2221	my ($self) = @_;
2222
2223	# TODO: safety, remove and allow resettable per-player maps
2224	return 1e99 if $self->{deny_reset};
2225
2226	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2227	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2228
2229	$time + $to
2230	}
2231
2232	sub should_reset {
2233	my ($self) = @_;
2234
2235	$self->reset_at <= $cf::RUNTIME
2236	}
2237
2238	sub reset {
2239	my ($self) = @_;
2240
2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2242
2243	return if $self->players;
2244
2245	warn "resetting map ", $self->path, "\n";
2246
2247	$self->in_memory (cf::MAP_SWAPPED);
2248
2249	# need to save uniques path
2250	unless ($self->{deny_save}) {
2251	my $uniq = $self->uniq_path; utf8::encode $uniq;
2252
2253	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2254	if $uniq;
2255	}
2256
2257	delete $cf::MAP{$self->path};
2258
2259	$self->deactivate;
2260	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->clear;
2262		2347
2263	$self->unlink_save;	2348	$self->unlink_save;
2264	$self->destroy;	2349	$self->destroy;
2265	}	2350	}
2266		2351
…		…
2274		2359
2275	delete $cf::MAP{$self->path};	2360	delete $cf::MAP{$self->path};
2276		2361
2277	$self->unlink_save;	2362	$self->unlink_save;
2278		2363
2279	bless $self, "cf::map";	2364	bless $self, "cf::map::wrap";
2280	delete $self->{deny_reset};	2365	delete $self->{deny_reset};
2281	$self->{deny_save} = 1;	2366	$self->{deny_save} = 1;
2282	$self->reset_timeout (1);	2367	$self->reset_timeout (1);
2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2368	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2284		2369
…		…
2514		2599
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2600	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2601
2517	The player should be reasonably safe there for short amounts of time (e.g.	2602	The player should be reasonably safe there for short amounts of time (e.g.
2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2603	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2519	though, as the palyer cannot control the character while it is on the link	2604	though, as the player cannot control the character while it is on the link
2520	map.	2605	map.
2521		2606
2522	Will never block.	2607	Will never block.
2523		2608
2524	=item $player_object->leave_link ($map, $x, $y)	2609	=item $player_object->leave_link ($map, $x, $y)
…		…
2545	sub cf::object::player::enter_link {	2630	sub cf::object::player::enter_link {
2546	my ($self) = @_;	2631	my ($self) = @_;
2547		2632
2548	$self->deactivate_recursive;	2633	$self->deactivate_recursive;
2549		2634
		2635	++$self->{_link_recursion};
		2636
2550	return if UNIVERSAL::isa $self->map, "ext::map_link";	2637	return if UNIVERSAL::isa $self->map, "ext::map_link";
2551		2638
2552	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2639	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2553	if $self->map && $self->map->{path} ne "{link}";	2640	if $self->map && $self->map->{path} ne "{link}";
2554		2641
2555	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2642	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2556	}	2643	}
2557		2644
2558	sub cf::object::player::leave_link {	2645	sub cf::object::player::leave_link {
2559	my ($self, $map, $x, $y) = @_;	2646	my ($self, $map, $x, $y) = @_;
2560		2647
…		…
2577	($x, $y) = (-1, -1)	2664	($x, $y) = (-1, -1)
2578	unless (defined $x) && (defined $y);	2665	unless (defined $x) && (defined $y);
2579		2666
2580	# use -1 or undef as default coordinates, not 0, 0	2667	# use -1 or undef as default coordinates, not 0, 0
2581	($x, $y) = ($map->enter_x, $map->enter_y)	2668	($x, $y) = ($map->enter_x, $map->enter_y)
2582	if $x <=0 && $y <= 0;	2669	if $x <= 0 && $y <= 0;
2583		2670
2584	$map->load;	2671	$map->load;
2585	$map->load_neighbours;	2672	$map->load_neighbours;
2586		2673
2587	return unless $self->contr->active;	2674	return unless $self->contr->active;
2588		2675
2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2676	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2590	$self->enter_map ($map, $x, $y);	2677	if ($self->enter_map ($map, $x, $y)) {
2591		2678	# entering was successful
		2679	delete $self->{_link_recursion};
2592	# only activate afterwards, to support waiting in hooks	2680	# only activate afterwards, to support waiting in hooks
2593	$self->activate_recursive;	2681	$self->activate_recursive;
2594	}	2682	}
2595		2683
		2684	}
		2685
2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2686	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2597		2687
2598	Moves the player to the given map-path and coordinates by first freezing	2688	Moves the player to the given map-path and coordinates by first freezing
2599	her, loading and preparing them map, calling the provided $check callback	2689	her, loading and preparing them map, calling the provided $check callback
2600	that has to return the map if sucecssful, and then unfreezes the player on	2690	that has to return the map if sucecssful, and then unfreezes the player on
2601	the new (success) or old (failed) map position. In either case, $done will	2691	the new (success) or old (failed) map position. In either case, $done will
…		…
2608		2698
2609	our $GOTOGEN;	2699	our $GOTOGEN;
2610		2700
2611	sub cf::object::player::goto {	2701	sub cf::object::player::goto {
2612	my ($self, $path, $x, $y, $check, $done) = @_;	2702	my ($self, $path, $x, $y, $check, $done) = @_;
		2703
		2704	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2705	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2706	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2707	($path, $x, $y) = @$EMERGENCY_POSITION;
		2708	}
2613		2709
2614	# do generation counting so two concurrent goto's will be executed in-order	2710	# do generation counting so two concurrent goto's will be executed in-order
2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2711	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2616		2712
2617	$self->enter_link;	2713	$self->enter_link;
…		…
2641	my $map = eval {	2737	my $map = eval {
2642	my $map = defined $path ? cf::map::find $path : undef;	2738	my $map = defined $path ? cf::map::find $path : undef;
2643		2739
2644	if ($map) {	2740	if ($map) {
2645	$map = $map->customise_for ($self);	2741	$map = $map->customise_for ($self);
2646	$map = $check->($map) if $check && $map;	2742	$map = $check->($map, $x, $y, $self) if $check && $map;
2647	} else {	2743	} else {
2648	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2744	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2649	}	2745	}
2650		2746
2651	$map	2747	$map
…		…
2659	if ($gen == $self->{_goto_generation}) {	2755	if ($gen == $self->{_goto_generation}) {
2660	delete $self->{_goto_generation};	2756	delete $self->{_goto_generation};
2661	$self->leave_link ($map, $x, $y);	2757	$self->leave_link ($map, $x, $y);
2662	}	2758	}
2663		2759
2664	$done->() if $done;	2760	$done->($self) if $done;
2665	})->prio (1);	2761	})->prio (1);
2666	}	2762	}
2667		2763
2668	=item $player_object->enter_exit ($exit_object)	2764	=item $player_object->enter_exit ($exit_object)
2669		2765
…		…
2762	$self->message ("Something went wrong deep within the deliantra server. "	2858	$self->message ("Something went wrong deep within the deliantra server. "
2763	. "I'll try to bring you back to the map you were before. "	2859	. "I'll try to bring you back to the map you were before. "
2764	. "Please report this to the dungeon master!",	2860	. "Please report this to the dungeon master!",
2765	cf::NDI_UNIQUE | cf::NDI_RED);	2861	cf::NDI_UNIQUE | cf::NDI_RED);
2766		2862
2767	warn "ERROR in enter_exit: $@";	2863	error "ERROR in enter_exit: $@";
2768	$self->leave_link;	2864	$self->leave_link;
2769	}	2865	}
2770	})->prio (1);	2866	})->prio (1);
2771	}	2867	}
2772		2868
…		…
2784	sub cf::client::send_drawinfo {	2880	sub cf::client::send_drawinfo {
2785	my ($self, $text, $flags) = @_;	2881	my ($self, $text, $flags) = @_;
2786		2882
2787	utf8::encode $text;	2883	utf8::encode $text;
2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2884	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2885	}
		2886
		2887	=item $client->send_big_packet ($pkt)
		2888
		2889	Like C<send_packet>, but tries to compress large packets, and fragments
		2890	them as required.
		2891
		2892	=cut
		2893
		2894	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2895
		2896	sub cf::client::send_big_packet {
		2897	my ($self, $pkt) = @_;
		2898
		2899	# try lzf for large packets
		2900	$pkt = "lzf " . Compress::LZF::compress $pkt
		2901	if 1024 <= length $pkt and $self->{can_lzf};
		2902
		2903	# split very large packets
		2904	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2905	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2906	$pkt = "frag";
		2907	}
		2908
		2909	$self->send_packet ($pkt);
2789	}	2910	}
2790		2911
2791	=item $client->send_msg ($channel, $msg, $color, [extra...])	2912	=item $client->send_msg ($channel, $msg, $color, [extra...])
2792		2913
2793	Send a drawinfo or msg packet to the client, formatting the msg for the	2914	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2945	my $pkt = "msg "	3066	my $pkt = "msg "
2946	. $self->{json_coder}->encode (	3067	. $self->{json_coder}->encode (
2947	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3068	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2948	);	3069	);
2949		3070
2950	# try lzf for large packets
2951	$pkt = "lzf " . Compress::LZF::compress $pkt
2952	if 1024 <= length $pkt and $self->{can_lzf};
2953
2954	# split very large packets
2955	if (8192 < length $pkt and $self->{can_lzf}) {
2956	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2957	$pkt = "frag";
2958	}
2959
2960	$self->send_packet ($pkt);	3071	$self->send_big_packet ($pkt);
2961	}	3072	}
2962		3073
2963	=item $client->ext_msg ($type, @msg)	3074	=item $client->ext_msg ($type, @msg)
2964		3075
2965	Sends an ext event to the client.	3076	Sends an ext event to the client.
…		…
2968		3079
2969	sub cf::client::ext_msg($$@) {	3080	sub cf::client::ext_msg($$@) {
2970	my ($self, $type, @msg) = @_;	3081	my ($self, $type, @msg) = @_;
2971		3082
2972	if ($self->extcmd == 2) {	3083	if ($self->extcmd == 2) {
2973	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3084	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2974	} elsif ($self->extcmd == 1) { # TODO: remove	3085	} elsif ($self->extcmd == 1) { # TODO: remove
2975	push @msg, msgtype => "event_$type";	3086	push @msg, msgtype => "event_$type";
2976	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3087	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2977	}	3088	}
2978	}	3089	}
2979		3090
2980	=item $client->ext_reply ($msgid, @msg)	3091	=item $client->ext_reply ($msgid, @msg)
2981		3092
…		…
2985		3096
2986	sub cf::client::ext_reply($$@) {	3097	sub cf::client::ext_reply($$@) {
2987	my ($self, $id, @msg) = @_;	3098	my ($self, $id, @msg) = @_;
2988		3099
2989	if ($self->extcmd == 2) {	3100	if ($self->extcmd == 2) {
2990	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2991	} elsif ($self->extcmd == 1) {	3102	} elsif ($self->extcmd == 1) {
2992	#TODO: version 1, remove	3103	#TODO: version 1, remove
2993	unshift @msg, msgtype => "reply", msgid => $id;	3104	unshift @msg, msgtype => "reply", msgid => $id;
2994	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3105	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2995	}	3106	}
2996	}	3107	}
2997		3108
2998	=item $success = $client->query ($flags, "text", \&cb)	3109	=item $success = $client->query ($flags, "text", \&cb)
2999		3110
…		…
3070		3181
3071	$ns->ext_reply ($reply, @reply)	3182	$ns->ext_reply ($reply, @reply)
3072	if $reply;	3183	if $reply;
3073		3184
3074	} else {	3185	} else {
3075	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3186	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3076	}	3187	}
3077		3188
3078	cf::override;	3189	cf::override;
3079	},	3190	},
3080	);	3191	);
…		…
3100		3211
3101	$coro	3212	$coro
3102	}	3213	}
3103		3214
3104	cf::client->attach (	3215	cf::client->attach (
3105	on_destroy => sub {	3216	on_client_destroy => sub {
3106	my ($ns) = @_;	3217	my ($ns) = @_;
3107		3218
3108	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3219	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3109	},	3220	},
3110	);	3221	);
…		…
3126	our $safe_hole = new Safe::Hole;	3237	our $safe_hole = new Safe::Hole;
3127		3238
3128	$SIG{FPE} = 'IGNORE';	3239	$SIG{FPE} = 'IGNORE';
3129		3240
3130	$safe->permit_only (Opcode::opset qw(	3241	$safe->permit_only (Opcode::opset qw(
3131	:base_core :base_mem :base_orig :base_math	3242	:base_core :base_mem :base_orig :base_math :base_loop
3132	grepstart grepwhile mapstart mapwhile	3243	grepstart grepwhile mapstart mapwhile
3133	sort time	3244	sort time
3134	));	3245	));
3135		3246
3136	# here we export the classes and methods available to script code	3247	# here we export the classes and methods available to script code
…		…
3161	decrease split destroy change_exp value msg lore send_msg)],	3272	decrease split destroy change_exp value msg lore send_msg)],
3162	["cf::object::player" => qw(player)],	3273	["cf::object::player" => qw(player)],
3163	["cf::player" => qw(peaceful send_msg)],	3274	["cf::player" => qw(peaceful send_msg)],
3164	["cf::map" => qw(trigger)],	3275	["cf::map" => qw(trigger)],
3165	) {	3276	) {
3166	no strict 'refs';
3167	my ($pkg, @funs) = @$_;	3277	my ($pkg, @funs) = @$_;
3168	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3278	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3169	for @funs;	3279	for @funs;
3170	}	3280	}
3171		3281
…		…
3188	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3298	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3189	$qcode =~ s/\n/\\n/g;	3299	$qcode =~ s/\n/\\n/g;
3190		3300
3191	%vars = (_dummy => 0) unless %vars;	3301	%vars = (_dummy => 0) unless %vars;
3192		3302
		3303	my @res;
3193	local $_;	3304	local $_;
3194	local @safe::cf::_safe_eval_args = values %vars;
3195		3305
3196	my $eval =	3306	my $eval =
3197	"do {\n"	3307	"do {\n"
3198	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3308	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3199	. "#line 0 \"{$qcode}\"\n"	3309	. "#line 0 \"{$qcode}\"\n"
3200	. $code	3310	. $code
3201	. "\n}"	3311	. "\n}"
3202	;	3312	;
3203		3313
		3314	if ($CFG{safe_eval}) {
3204	sub_generation_inc;	3315	sub_generation_inc;
		3316	local @safe::cf::_safe_eval_args = values %vars;
3205	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3317	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3206	sub_generation_inc;	3318	sub_generation_inc;
		3319	} else {
		3320	local @cf::_safe_eval_args = values %vars;
		3321	@res = wantarray ? eval eval : scalar eval $eval;
		3322	}
3207		3323
3208	if ($@) {	3324	if ($@) {
3209	warn "$@";	3325	warn "$@",
3210	warn "while executing safe code '$code'\n";	3326	"while executing safe code '$code'\n",
3211	warn "with arguments " . (join " ", %vars) . "\n";	3327	"with arguments " . (join " ", %vars) . "\n";
3212	}	3328	}
3213		3329
3214	wantarray ? @res : $res[0]	3330	wantarray ? @res : $res[0]
3215	}	3331	}
3216		3332
…		…
3230	=cut	3346	=cut
3231		3347
3232	sub register_script_function {	3348	sub register_script_function {
3233	my ($fun, $cb) = @_;	3349	my ($fun, $cb) = @_;
3234		3350
3235	no strict 'refs';	3351	$fun = "safe::$fun" if $CFG{safe_eval};
3236	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3352	*$fun = $safe_hole->wrap ($cb);
3237	}	3353	}
3238		3354
3239	=back	3355	=back
3240		3356
3241	=cut	3357	=cut
3242		3358
3243	#############################################################################	3359	#############################################################################
3244	# the server's init and main functions	3360	# the server's init and main functions
		3361
		3362	# async inc loader. yay.
		3363	sub inc_loader {
		3364	my $mod = $_[1];
		3365
		3366	if (in_main && !tick_inhibit) {
		3367	Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
		3368	} else {
		3369	debug "loading perl module $mod\n";
		3370	}
		3371
		3372	# 1. find real file
		3373	for my $dir (@ORIG_INC) {
		3374	ref $dir and next;
		3375	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3376	or next;
		3377
		3378	$data = "#line 1 $dir/$mod\n$data";
		3379
		3380	open my $fh, "<", \$data or die;
		3381
		3382	return $fh;
		3383	}
		3384
		3385	()
		3386	}
		3387
		3388	sub init_inc {
		3389	# save original @INC
		3390	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3391
		3392	# make sure we can do scalar-opens
		3393	open my $dummy, "<", \my $dummy2;
		3394
		3395	# execute some stuff so perl load's some of the core modules
		3396	/Ü/ =~ /ü/i;
		3397	eval { &Storable::nstore_fd };
		3398
		3399	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3400
		3401	debug "module loading will be asynchronous from this point on.";
		3402	}
3245		3403
3246	sub load_facedata($) {	3404	sub load_facedata($) {
3247	my ($path) = @_;	3405	my ($path) = @_;
3248		3406
3249	# HACK to clear player env face cache, we need some signal framework	3407	# HACK to clear player env face cache, we need some signal framework
3250	# for this (global event?)	3408	# for this (global event?)
3251	%ext::player_env::MUSIC_FACE_CACHE = ();	3409	%ext::player_env::MUSIC_FACE_CACHE = ();
3252		3410
3253	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3254		3412
3255	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
3256		3414
3257	my $facedata;	3415	my $facedata;
3258	0 < aio_load $path, $facedata	3416	0 < aio_load $path, $facedata
3259	or die "$path: $!";	3417	or die "$path: $!";
3260		3418
…		…
3262		3420
3263	$facedata->{version} == 2	3421	$facedata->{version} == 2
3264	or cf::cleanup "$path: version mismatch, cannot proceed.";	3422	or cf::cleanup "$path: version mismatch, cannot proceed.";
3265		3423
3266	# patch in the exptable	3424	# patch in the exptable
		3425	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3267	$facedata->{resource}{"res/exp_table"} = {	3426	$facedata->{resource}{"res/exp_table"} = {
3268	type => FT_RSRC,	3427	type => FT_RSRC,
3269	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3428	data => $exp_table,
		3429	hash => (Digest::MD5::md5 $exp_table),
3270	};	3430	};
3271	cf::cede_to_tick;	3431	cf::cede_to_tick;
3272		3432
3273	{	3433	{
3274	my $faces = $facedata->{faceinfo};	3434	my $faces = $facedata->{faceinfo};
…		…
3276	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
3277	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3437	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3278		3438
3279	cf::face::set_visibility $idx, $info->{visibility};	3439	cf::face::set_visibility $idx, $info->{visibility};
3280	cf::face::set_magicmap $idx, $info->{magicmap};	3440	cf::face::set_magicmap $idx, $info->{magicmap};
3281	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3441	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3282	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3442	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3283		3443
3284	cf::cede_to_tick;	3444	cf::cede_to_tick;
3285	}	3445	}
3286		3446
3287	while (my ($face, $info) = each %$faces) {	3447	while (my ($face, $info) = each %$faces) {
…		…
3292		3452
3293	if (my $smooth = cf::face::find $info->{smooth}) {	3453	if (my $smooth = cf::face::find $info->{smooth}) {
3294	cf::face::set_smooth $idx, $smooth;	3454	cf::face::set_smooth $idx, $smooth;
3295	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3455	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3296	} else {	3456	} else {
3297	warn "smooth face '$info->{smooth}' not found for face '$face'";	3457	error "smooth face '$info->{smooth}' not found for face '$face'";
3298	}	3458	}
3299		3459
3300	cf::cede_to_tick;	3460	cf::cede_to_tick;
3301	}	3461	}
3302	}	3462	}
…		…
3311		3471
3312	cf::anim::invalidate_all; # d'oh	3472	cf::anim::invalidate_all; # d'oh
3313	}	3473	}
3314		3474
3315	{	3475	{
3316	# TODO: for gcfclient pleasure, we should give resources
3317	# that gcfclient doesn't grok a >10000 face index.
3318	my $res = $facedata->{resource};	3476	my $res = $facedata->{resource};
3319		3477
3320	while (my ($name, $info) = each %$res) {	3478	while (my ($name, $info) = each %$res) {
3321	if (defined $info->{type}) {	3479	if (defined $info->{type}) {
3322	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3480	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3323	my $data;
3324		3481
3325	if ($info->{type} & 1) {	3482	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3326	# prepend meta info
3327
3328	my $meta = $enc->encode ({
3329	name => $name,
3330	%{ $info->{meta} || {} },
3331	});
3332
3333	$data = pack "(w/a*)*", $meta, $info->{data};
3334	} else {
3335	$data = $info->{data};
3336	}
3337
3338	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3339	cf::face::set_type $idx, $info->{type};	3483	cf::face::set_type $idx, $info->{type};
3340	} else {	3484	} else {
3341	$RESOURCE{$name} = $info;	3485	$RESOURCE{$name} = $info; # unused
3342	}	3486	}
3343		3487
3344	cf::cede_to_tick;	3488	cf::cede_to_tick;
3345	}	3489	}
3346	}	3490	}
3347		3491
3348	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3492	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3349		3493
3350	1	3494	1
3351	}	3495	}
3352
3353	cf::global->attach (on_resource_update => sub {
3354	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3355	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3356
3357	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3358	my $sound = $soundconf->{compat}[$_]
3359	or next;
3360
3361	my $face = cf::face::find "sound/$sound->[1]";
3362	cf::sound::set $sound->[0] => $face;
3363	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3364	}
3365
3366	while (my ($k, $v) = each %{$soundconf->{event}}) {
3367	my $face = cf::face::find "sound/$v";
3368	cf::sound::set $k => $face;
3369	}
3370	}
3371	});
3372		3496
3373	register_exticmd fx_want => sub {	3497	register_exticmd fx_want => sub {
3374	my ($ns, $want) = @_;	3498	my ($ns, $want) = @_;
3375		3499
3376	while (my ($k, $v) = each %$want) {	3500	while (my ($k, $v) = each %$want) {
…		…
3415	sub reload_treasures {	3539	sub reload_treasures {
3416	load_resource_file "$DATADIR/treasures"	3540	load_resource_file "$DATADIR/treasures"
3417	or die "unable to load treasurelists\n";	3541	or die "unable to load treasurelists\n";
3418	}	3542	}
3419		3543
		3544	sub reload_sound {
		3545	trace "loading sound config from $DATADIR/sound\n";
		3546
		3547	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3548	or die "$DATADIR/sound $!";
		3549
		3550	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3551
		3552	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3553	my $sound = $soundconf->{compat}[$_]
		3554	or next;
		3555
		3556	my $face = cf::face::find "sound/$sound->[1]";
		3557	cf::sound::set $sound->[0] => $face;
		3558	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3559	}
		3560
		3561	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3562	my $face = cf::face::find "sound/$v";
		3563	cf::sound::set $k => $face;
		3564	}
		3565	}
		3566
3420	sub reload_resources {	3567	sub reload_resources {
3421	warn "reloading resource files...\n";	3568	trace "reloading resource files...\n";
3422		3569
3423	reload_facedata;	3570	reload_facedata;
		3571	reload_sound;
3424	reload_archetypes;	3572	reload_archetypes;
3425	reload_regions;	3573	reload_regions;
3426	reload_treasures;	3574	reload_treasures;
3427		3575
3428	warn "finished reloading resource files\n";	3576	trace "finished reloading resource files\n";
3429	}	3577	}
3430		3578
3431	sub reload_config {	3579	sub reload_config {
3432	warn "reloading config file...\n";	3580	trace "reloading config file...\n";
3433		3581
3434	open my $fh, "<:utf8", "$CONFDIR/config"	3582	open my $fh, "<:utf8", "$CONFDIR/config"
3435	or return;	3583	or return;
3436		3584
3437	local $/;	3585	local $/;
3438	*CFG = YAML::XS::Load scalar <$fh>;	3586	*CFG = YAML::XS::Load scalar <$fh>;
3439		3587
3440	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3588	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3441		3589
3442	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3590	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3443	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3591	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3444		3592
3445	if (exists $CFG{mlockall}) {	3593	if (exists $CFG{mlockall}) {
…		…
3448	and die "WARNING: m(un)lockall failed: $!\n";	3596	and die "WARNING: m(un)lockall failed: $!\n";
3449	};	3597	};
3450	warn $@ if $@;	3598	warn $@ if $@;
3451	}	3599	}
3452		3600
3453	warn "finished reloading resource files\n";	3601	trace "finished reloading resource files\n";
3454	}	3602	}
3455		3603
3456	sub pidfile() {	3604	sub pidfile() {
3457	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3605	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3458	or die "$PIDFILE: $!";	3606	or die "$PIDFILE: $!";
…		…
3471	seek $fh, 0, 0;	3619	seek $fh, 0, 0;
3472	print $fh $$;	3620	print $fh $$;
3473	}	3621	}
3474		3622
3475	sub main_loop {	3623	sub main_loop {
3476	warn "EV::loop starting\n";	3624	trace "EV::loop starting\n";
3477	if (1) {	3625	if (1) {
3478	EV::loop;	3626	EV::loop;
3479	}	3627	}
3480	warn "EV::loop returned\n";	3628	trace "EV::loop returned\n";
3481	goto &main_loop unless $REALLY_UNLOOP;	3629	goto &main_loop unless $REALLY_UNLOOP;
3482	}	3630	}
3483		3631
3484	sub main {	3632	sub main {
3485	cf::init_globals; # initialise logging	3633	cf::init_globals; # initialise logging
3486		3634
3487	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3635	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3488	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3636	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3489	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3637	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3490	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3638	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3491
3492	cf::init_experience;
3493	cf::init_anim;
3494	cf::init_attackmess;
3495	cf::init_dynamic;
3496		3639
3497	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3640	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3498		3641
3499	# we must not ever block the main coroutine	3642	# we must not ever block the main coroutine
3500	local $Coro::idle = sub {	3643	local $Coro::idle = sub {
…		…
3506	};	3649	};
3507		3650
3508	evthread_start IO::AIO::poll_fileno;	3651	evthread_start IO::AIO::poll_fileno;
3509		3652
3510	cf::sync_job {	3653	cf::sync_job {
		3654	init_inc;
		3655
		3656	cf::init_experience;
		3657	cf::init_anim;
		3658	cf::init_attackmess;
		3659	cf::init_dynamic;
		3660
		3661	cf::load_settings;
		3662	cf::load_materials;
		3663
3511	reload_resources;	3664	reload_resources;
3512	reload_config;	3665	reload_config;
3513	db_init;	3666	db_init;
3514		3667
3515	cf::load_settings;
3516	cf::load_materials;
3517	cf::init_uuid;	3668	cf::init_uuid;
3518	cf::init_signals;	3669	cf::init_signals;
3519	cf::init_commands;
3520	cf::init_skills;	3670	cf::init_skills;
3521		3671
3522	cf::init_beforeplay;	3672	cf::init_beforeplay;
3523		3673
3524	atomic;	3674	atomic;
…		…
3532	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3682	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3533		3683
3534	(pop @POST_INIT)->(0) while @POST_INIT;	3684	(pop @POST_INIT)->(0) while @POST_INIT;
3535	};	3685	};
3536		3686
		3687	cf::object::thawer::errors_are_fatal 0;
		3688	info "parse errors in files are no longer fatal from this point on.\n";
		3689
		3690	my $free_main; $free_main = EV::idle sub {
		3691	undef $free_main;
		3692	undef &main; # free gobs of memory :)
		3693	};
		3694
3537	main_loop;	3695	goto &main_loop;
3538	}	3696	}
3539		3697
3540	#############################################################################	3698	#############################################################################
3541	# initialisation and cleanup	3699	# initialisation and cleanup
3542		3700
3543	# install some emergency cleanup handlers	3701	# install some emergency cleanup handlers
3544	BEGIN {	3702	BEGIN {
3545	our %SIGWATCHER = ();	3703	our %SIGWATCHER = ();
3546	for my $signal (qw(INT HUP TERM)) {	3704	for my $signal (qw(INT HUP TERM)) {
3547	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3705	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3548	cf::cleanup "SIG$signal";	3706	cf::cleanup "SIG$signal";
3549	};	3707	};
3550	}	3708	}
3551	}	3709	}
3552		3710
3553	sub write_runtime_sync {	3711	sub write_runtime_sync {
		3712	my $t0 = AE::time;
		3713
3554	# first touch the runtime file to show we are still running:	3714	# first touch the runtime file to show we are still running:
3555	# the fsync below can take a very very long time.	3715	# the fsync below can take a very very long time.
3556		3716
3557	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3717	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3558		3718
3559	my $guard = cf::lock_acquire "write_runtime";	3719	my $guard = cf::lock_acquire "write_runtime";
3560		3720
3561	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3721	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3562	or return;	3722	or return;
3563		3723
3564	my $value = $cf::RUNTIME + 90 + 10;	3724	my $value = $cf::RUNTIME + 90 + 10;
3565	# 10 is the runtime save interval, for a monotonic clock	3725	# 10 is the runtime save interval, for a monotonic clock
3566	# 60 allows for the watchdog to kill the server.	3726	# 60 allows for the watchdog to kill the server.
…		…
3579	or return;	3739	or return;
3580		3740
3581	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3741	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3582	and return;	3742	and return;
3583		3743
3584	warn "runtime file written.\n";	3744	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3585		3745
3586	1	3746	1
3587	}	3747	}
3588		3748
3589	our $uuid_lock;	3749	our $uuid_lock;
…		…
3601	or return;	3761	or return;
3602		3762
3603	my $value = uuid_seq uuid_cur;	3763	my $value = uuid_seq uuid_cur;
3604		3764
3605	unless ($value) {	3765	unless ($value) {
3606	warn "cowardly refusing to write zero uuid value!\n";	3766	info "cowardly refusing to write zero uuid value!\n";
3607	return;	3767	return;
3608	}	3768	}
3609		3769
3610	my $value = uuid_str $value + $uuid_skip;	3770	my $value = uuid_str $value + $uuid_skip;
3611	$uuid_skip = 0;	3771	$uuid_skip = 0;
…		…
3621	or return;	3781	or return;
3622		3782
3623	aio_rename "$uuid~", $uuid	3783	aio_rename "$uuid~", $uuid
3624	and return;	3784	and return;
3625		3785
3626	warn "uuid file written ($value).\n";	3786	trace "uuid file written ($value).\n";
3627		3787
3628	1	3788	1
3629		3789
3630	}	3790	}
3631		3791
…		…
3637	}	3797	}
3638		3798
3639	sub emergency_save() {	3799	sub emergency_save() {
3640	my $freeze_guard = cf::freeze_mainloop;	3800	my $freeze_guard = cf::freeze_mainloop;
3641		3801
3642	warn "emergency_perl_save: enter\n";	3802	info "emergency_perl_save: enter\n";
		3803
		3804	# this is a trade-off: we want to be very quick here, so
		3805	# save all maps without fsync, and later call a global sync
		3806	# (which in turn might be very very slow)
		3807	local $USE_FSYNC = 0;
3643		3808
3644	cf::sync_job {	3809	cf::sync_job {
3645	# this is a trade-off: we want to be very quick here, so	3810	cf::write_runtime_sync; # external watchdog should not bark
3646	# save all maps without fsync, and later call a global sync
3647	# (which in turn might be very very slow)
3648	local $USE_FSYNC = 0;
3649		3811
3650	# use a peculiar iteration method to avoid tripping on perl	3812	# use a peculiar iteration method to avoid tripping on perl
3651	# refcount bugs in for. also avoids problems with players	3813	# refcount bugs in for. also avoids problems with players
3652	# and maps saved/destroyed asynchronously.	3814	# and maps saved/destroyed asynchronously.
3653	warn "emergency_perl_save: begin player save\n";	3815	info "emergency_perl_save: begin player save\n";
3654	for my $login (keys %cf::PLAYER) {	3816	for my $login (keys %cf::PLAYER) {
3655	my $pl = $cf::PLAYER{$login} or next;	3817	my $pl = $cf::PLAYER{$login} or next;
3656	$pl->valid or next;	3818	$pl->valid or next;
3657	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3819	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3658	$pl->save;	3820	$pl->save;
3659	}	3821	}
3660	warn "emergency_perl_save: end player save\n";	3822	info "emergency_perl_save: end player save\n";
3661		3823
		3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
3662	warn "emergency_perl_save: begin map save\n";	3826	info "emergency_perl_save: begin map save\n";
3663	for my $path (keys %cf::MAP) {	3827	for my $path (keys %cf::MAP) {
3664	my $map = $cf::MAP{$path} or next;	3828	my $map = $cf::MAP{$path} or next;
3665	$map->valid or next;	3829	$map->valid or next;
3666	$map->save;	3830	$map->save;
3667	}	3831	}
3668	warn "emergency_perl_save: end map save\n";	3832	info "emergency_perl_save: end map save\n";
3669		3833
		3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
3670	warn "emergency_perl_save: begin database checkpoint\n";	3836	info "emergency_perl_save: begin database checkpoint\n";
3671	BDB::db_env_txn_checkpoint $DB_ENV;	3837	BDB::db_env_txn_checkpoint $DB_ENV;
3672	warn "emergency_perl_save: end database checkpoint\n";	3838	info "emergency_perl_save: end database checkpoint\n";
3673		3839
3674	warn "emergency_perl_save: begin write uuid\n";	3840	info "emergency_perl_save: begin write uuid\n";
3675	write_uuid_sync 1;	3841	write_uuid_sync 1;
3676	warn "emergency_perl_save: end write uuid\n";	3842	info "emergency_perl_save: end write uuid\n";
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: syncing database to disk";
		3847	BDB::db_env_txn_checkpoint $DB_ENV;
		3848
		3849	info "emergency_perl_save: starting sync\n";
		3850	IO::AIO::aio_sync sub {
		3851	info "emergency_perl_save: finished sync\n";
		3852	};
		3853
		3854	cf::write_runtime_sync; # external watchdog should not bark
		3855
		3856	trace "emergency_perl_save: flushing outstanding aio requests";
		3857	while (IO::AIO::nreqs || BDB::nreqs) {
		3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3859	}
		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
3677	};	3862	};
3678		3863
3679	warn "emergency_perl_save: starting sync()\n";
3680	IO::AIO::aio_sync sub {
3681	warn "emergency_perl_save: finished sync()\n";
3682	};
3683
3684	warn "emergency_perl_save: leave\n";	3864	info "emergency_perl_save: leave\n";
3685	}	3865	}
3686		3866
3687	sub post_cleanup {	3867	sub post_cleanup {
3688	my ($make_core) = @_;	3868	my ($make_core) = @_;
3689		3869
		3870	IO::AIO::flush;
		3871
3690	warn Carp::longmess "post_cleanup backtrace"	3872	error Carp::longmess "post_cleanup backtrace"
3691	if $make_core;	3873	if $make_core;
3692		3874
3693	my $fh = pidfile;	3875	my $fh = pidfile;
3694	unlink $PIDFILE if <$fh> == $$;	3876	unlink $PIDFILE if <$fh> == $$;
3695	}	3877	}
…		…
3715	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3897	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3716	for my $name (keys %$leaf_symtab) {	3898	for my $name (keys %$leaf_symtab) {
3717	_gv_clear *{"$pkg$name"};	3899	_gv_clear *{"$pkg$name"};
3718	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3900	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3719	}	3901	}
3720	warn "cleared package $pkg\n";#d#
3721	}	3902	}
3722		3903
3723	sub do_reload_perl() {	3904	sub do_reload_perl() {
3724	# can/must only be called in main	3905	# can/must only be called in main
3725	if ($Coro::current != $Coro::main) {	3906	if (in_main) {
3726	warn "can only reload from main coroutine";	3907	error "can only reload from main coroutine";
3727	return;	3908	return;
3728	}	3909	}
3729		3910
3730	return if $RELOAD++;	3911	return if $RELOAD++;
3731		3912
3732	my $t1 = EV::time;	3913	my $t1 = AE::time;
3733		3914
3734	while ($RELOAD) {	3915	while ($RELOAD) {
3735	warn "reloading...";	3916	info "reloading...";
3736		3917
3737	warn "entering sync_job";	3918	trace "entering sync_job";
3738		3919
3739	cf::sync_job {	3920	cf::sync_job {
3740	cf::write_runtime_sync; # external watchdog should not bark
3741	cf::emergency_save;	3921	cf::emergency_save;
3742	cf::write_runtime_sync; # external watchdog should not bark
3743		3922
3744	warn "syncing database to disk";
3745	BDB::db_env_txn_checkpoint $DB_ENV;
3746
3747	# if anything goes wrong in here, we should simply crash as we already saved
3748
3749	warn "flushing outstanding aio requests";
3750	while (IO::AIO::nreqs || BDB::nreqs) {
3751	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3752	}
3753
3754	warn "cancelling all extension coros";	3923	trace "cancelling all extension coros";
3755	$_->cancel for values %EXT_CORO;	3924	$_->cancel for values %EXT_CORO;
3756	%EXT_CORO = ();	3925	%EXT_CORO = ();
3757		3926
3758	warn "removing commands";	3927	trace "removing commands";
3759	%COMMAND = ();	3928	%COMMAND = ();
3760		3929
3761	warn "removing ext/exti commands";	3930	trace "removing ext/exti commands";
3762	%EXTCMD = ();	3931	%EXTCMD = ();
3763	%EXTICMD = ();	3932	%EXTICMD = ();
3764		3933
3765	warn "unloading/nuking all extensions";	3934	trace "unloading/nuking all extensions";
3766	for my $pkg (@EXTS) {	3935	for my $pkg (@EXTS) {
3767	warn "... unloading $pkg";	3936	trace "... unloading $pkg";
3768		3937
3769	if (my $cb = $pkg->can ("unload")) {	3938	if (my $cb = $pkg->can ("unload")) {
3770	eval {	3939	eval {
3771	$cb->($pkg);	3940	$cb->($pkg);
3772	1	3941	1
3773	} or warn "$pkg unloaded, but with errors: $@";	3942	} or error "$pkg unloaded, but with errors: $@";
3774	}	3943	}
3775		3944
3776	warn "... clearing $pkg";	3945	trace "... clearing $pkg";
3777	clear_package $pkg;	3946	clear_package $pkg;
3778	}	3947	}
3779		3948
3780	warn "unloading all perl modules loaded from $LIBDIR";	3949	trace "unloading all perl modules loaded from $LIBDIR";
3781	while (my ($k, $v) = each %INC) {	3950	while (my ($k, $v) = each %INC) {
3782	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3951	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3783		3952
3784	warn "... unloading $k";	3953	trace "... unloading $k";
3785	delete $INC{$k};	3954	delete $INC{$k};
3786		3955
3787	$k =~ s/\.pm$//;	3956	$k =~ s/\.pm$//;
3788	$k =~ s/\//::/g;	3957	$k =~ s/\//::/g;
3789		3958
…		…
3792	}	3961	}
3793		3962
3794	clear_package $k;	3963	clear_package $k;
3795	}	3964	}
3796		3965
3797	warn "getting rid of safe::, as good as possible";	3966	trace "getting rid of safe::, as good as possible";
3798	clear_package "safe::$_"	3967	clear_package "safe::$_"
3799	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3968	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3800		3969
3801	warn "unloading cf.pm \"a bit\"";	3970	trace "unloading cf.pm \"a bit\"";
3802	delete $INC{"cf.pm"};	3971	delete $INC{"cf.pm"};
3803	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	3972	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3804		3973
3805	# don't, removes xs symbols, too,	3974	# don't, removes xs symbols, too,
3806	# and global variables created in xs	3975	# and global variables created in xs
3807	#clear_package __PACKAGE__;	3976	#clear_package __PACKAGE__;
3808		3977
3809	warn "unload completed, starting to reload now";	3978	info "unload completed, starting to reload now";
3810		3979
3811	warn "reloading cf.pm";	3980	trace "reloading cf.pm";
3812	require cf;	3981	require cf;
3813	cf::_connect_to_perl_1;	3982	cf::_connect_to_perl_1;
3814		3983
3815	warn "loading config and database again";	3984	trace "loading config and database again";
3816	cf::reload_config;	3985	cf::reload_config;
3817		3986
3818	warn "loading extensions";	3987	trace "loading extensions";
3819	cf::load_extensions;	3988	cf::load_extensions;
3820		3989
3821	if ($REATTACH_ON_RELOAD) {	3990	if ($REATTACH_ON_RELOAD) {
3822	warn "reattaching attachments to objects/players";	3991	trace "reattaching attachments to objects/players";
3823	_global_reattach; # objects, sockets	3992	_global_reattach; # objects, sockets
3824	warn "reattaching attachments to maps";	3993	trace "reattaching attachments to maps";
3825	reattach $_ for values %MAP;	3994	reattach $_ for values %MAP;
3826	warn "reattaching attachments to players";	3995	trace "reattaching attachments to players";
3827	reattach $_ for values %PLAYER;	3996	reattach $_ for values %PLAYER;
3828	}	3997	}
3829		3998
3830	warn "running post_init jobs";	3999	trace "running post_init jobs";
3831	(pop @POST_INIT)->(1) while @POST_INIT;	4000	(pop @POST_INIT)->(1) while @POST_INIT;
3832		4001
3833	warn "leaving sync_job";	4002	trace "leaving sync_job";
3834		4003
3835	1	4004	1
3836	} or do {	4005	} or do {
3837	warn $@;	4006	error $@;
3838	cf::cleanup "error while reloading, exiting.";	4007	cf::cleanup "error while reloading, exiting.";
3839	};	4008	};
3840		4009
3841	warn "reloaded";	4010	info "reloaded";
3842	--$RELOAD;	4011	--$RELOAD;
3843	}	4012	}
3844		4013
3845	$t1 = EV::time - $t1;	4014	$t1 = AE::time - $t1;
3846	warn "reload completed in ${t1}s\n";	4015	info "reload completed in ${t1}s\n";
3847	};	4016	};
3848		4017
3849	our $RELOAD_WATCHER; # used only during reload	4018	our $RELOAD_WATCHER; # used only during reload
3850		4019
3851	sub reload_perl() {	4020	sub reload_perl() {
…		…
3853	# coro crashes during coro_state_free->destroy here.	4022	# coro crashes during coro_state_free->destroy here.
3854		4023
3855	$RELOAD_WATCHER ||= cf::async {	4024	$RELOAD_WATCHER ||= cf::async {
3856	Coro::AIO::aio_wait cache_extensions;	4025	Coro::AIO::aio_wait cache_extensions;
3857		4026
3858	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4027	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3859	do_reload_perl;	4028	do_reload_perl;
3860	undef $RELOAD_WATCHER;	4029	undef $RELOAD_WATCHER;
3861	};	4030	};
3862	};	4031	};
3863	}	4032	}
…		…
3872	reload_perl;	4041	reload_perl;
3873	};	4042	};
3874	}	4043	}
3875	};	4044	};
3876		4045
3877	unshift @INC, $LIBDIR;	4046	#############################################################################
3878		4047
3879	my $bug_warning = 0;	4048	my $bug_warning = 0;
3880		4049
3881	our @WAIT_FOR_TICK;	4050	our @WAIT_FOR_TICK;
3882	our @WAIT_FOR_TICK_BEGIN;	4051	our @WAIT_FOR_TICK_BEGIN;
3883		4052
3884	sub wait_for_tick {	4053	sub wait_for_tick {
3885	return if tick_inhibit || $Coro::current == $Coro::main;	4054	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3886		4055
3887	my $signal = new Coro::Signal;	4056	my $signal = new Coro::Signal;
3888	push @WAIT_FOR_TICK, $signal;	4057	push @WAIT_FOR_TICK, $signal;
3889	$signal->wait;	4058	$signal->wait;
3890	}	4059	}
3891		4060
3892	sub wait_for_tick_begin {	4061	sub wait_for_tick_begin {
3893	return if tick_inhibit || $Coro::current == $Coro::main;	4062	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3894		4063
3895	my $signal = new Coro::Signal;	4064	my $signal = new Coro::Signal;
3896	push @WAIT_FOR_TICK_BEGIN, $signal;	4065	push @WAIT_FOR_TICK_BEGIN, $signal;
3897	$signal->wait;	4066	$signal->wait;
3898	}	4067	}
…		…
3904	return;	4073	return;
3905	}	4074	}
3906		4075
3907	cf::server_tick; # one server iteration	4076	cf::server_tick; # one server iteration
3908		4077
		4078	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4079
3909	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4080	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3910	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4081	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3911	Coro::async_pool {	4082	Coro::async_pool {
3912	$Coro::current->{desc} = "runtime saver";	4083	$Coro::current->{desc} = "runtime saver";
3913	write_runtime_sync	4084	write_runtime_sync
3914	or warn "ERROR: unable to write runtime file: $!";	4085	or error "ERROR: unable to write runtime file: $!";
3915	};	4086	};
3916	}	4087	}
3917		4088
3918	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4089	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3919	$sig->send;	4090	$sig->send;
…		…
3927		4098
3928	if (0) {	4099	if (0) {
3929	if ($NEXT_TICK) {	4100	if ($NEXT_TICK) {
3930	my $jitter = $TICK_START - $NEXT_TICK;	4101	my $jitter = $TICK_START - $NEXT_TICK;
3931	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4102	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3932	warn "jitter $JITTER\n";#d#	4103	debug "jitter $JITTER\n";#d#
3933	}	4104	}
3934	}	4105	}
3935	}	4106	}
3936		4107
3937	{	4108	{
3938	# configure BDB	4109	# configure BDB
3939		4110
3940	BDB::min_parallel 8;	4111	BDB::min_parallel 16;
3941	BDB::max_poll_reqs $TICK * 0.1;	4112	BDB::max_poll_reqs $TICK * 0.1;
3942	$AnyEvent::BDB::WATCHER->priority (1);	4113	$AnyEvent::BDB::WATCHER->priority (1);
3943		4114
3944	unless ($DB_ENV) {	4115	unless ($DB_ENV) {
3945	$DB_ENV = BDB::db_env_create;	4116	$DB_ENV = BDB::db_env_create;

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