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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.494 by root, Mon Oct 26 05:18:00 2009 UTC vs.
Revision 1.551 by root, Sun May 16 13:48:07 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 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;
…		…
53	use Coro::Util ();	51	use Coro::Util ();
54		52
55	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
56	use BDB ();	54	use BDB ();
57	use Data::Dumper;	55	use Data::Dumper;
58	use Digest::MD5;
59	use Fcntl;	56	use Fcntl;
60	use YAML::XS ();	57	use YAML::XS ();
61	use IO::AIO ();	58	use IO::AIO ();
62	use Time::HiRes;	59	use Time::HiRes;
63	use Compress::LZF;	60	use Compress::LZF;
…		…
78		75
79	# strictly for debugging	76	# strictly for debugging
80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
81		78
82	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;
83		82
84	our %COMMAND = ();	83	our %COMMAND = ();
85	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
86		85
87	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
107	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
108	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
109	our $PIDFILE = "$LOCALDIR/pid";	108	our $PIDFILE = "$LOCALDIR/pid";
110	our $RUNTIMEFILE = "$LOCALDIR/runtime";	109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
111		110
112	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;
113		118
114	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
116	our $NEXT_TICK;	121	our $NEXT_TICK;
117	our $USE_FSYNC = 1; # use fsync to write maps - default on	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
119	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
120	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
121	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
122	our $DB_ENV;	127	our $DB_ENV;
123		128
124	our @EXTRA_MODULES = qw(pod match mapscript);	129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
125		130
126	our %CFG;	131	our %CFG;
127		132
128	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
129	our $RUNTIME;	134	our $RUNTIME;
…		…
163		168
164	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
165		170
166	sub cf::map::normalise;	171	sub cf::map::normalise;
167		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
168	#############################################################################	177	#############################################################################
169		178
170	%REFLECT = ();	179	%REFLECT = ();
171	for (@REFLECT) {	180	for (@REFLECT) {
172	my $reflect = JSON::XS::decode_json $_;	181	my $reflect = JSON::XS::decode_json $_;
…		…
224	from wherever your confdir points to.	233	from wherever your confdir points to.
225		234
226	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
227		236
228	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
229	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 thread
230	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.
		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
231		245
232	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
233		247
234	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
235	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
…		…
243		257
244	=back	258	=back
245		259
246	=cut	260	=cut
247		261
		262	sub error(@) { LOG llevError, join "", @_ }
		263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
248	$Coro::State::WARNHOOK = sub {	268	$Coro::State::WARNHOOK = sub {
249	my $msg = join "", @_;	269	my $msg = join "", @_;
250		270
251	$msg .= "\n"	271	$msg .= "\n"
252	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
253		273
254	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
255		275
256	LOG llevError, $msg;	276	LOG llevWarn, $msg;
257	};	277	};
258		278
259	$Coro::State::DIEHOOK = sub {	279	$Coro::State::DIEHOOK = sub {
260	return unless $^S eq 0; # "eq", not "=="	280	return unless $^S eq 0; # "eq", not "=="
261		281
262	warn Carp::longmess $_[0];	282	error Carp::longmess $_[0];
263		283
264	if ($Coro::current == $Coro::main) {#d#	284	if (in_main) {#d#
265	warn "DIEHOOK called in main context, Coro bug?\n";#d#	285	error "DIEHOOK called in main context, Coro bug?\n";#d#
266	return;#d#	286	return;#d#
267	}#d#	287	}#d#
268		288
269	# kill coroutine otherwise	289	# kill coroutine otherwise
270	Coro::terminate	290	Coro::terminate
…		…
337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
338		358
339	sub encode_json($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
340	sub decode_json($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
341		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
342	=item cf::post_init { BLOCK }	374	=item cf::post_init { BLOCK }
343		375
344	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
345	but I<before> the server starts ticking again.	377	but I<before> the server starts ticking again.
346		378
347	The cdoeblock will have a single boolean argument to indicate whether this	379	The codeblock will have a single boolean argument to indicate whether this
348	is a reload or not.	380	is a reload or not.
349		381
350	=cut	382	=cut
351		383
352	sub post_init(&) {	384	sub post_init(&) {
353	push @POST_INIT, shift;	385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
354	}	403	}
355		404
356	=item cf::lock_wait $string	405	=item cf::lock_wait $string
357		406
358	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
…		…
397	}	446	}
398		447
399	=item cf::periodic $interval, $cb	448	=item cf::periodic $interval, $cb
400		449
401	Like EV::periodic, but randomly selects a starting point so that the actions	450	Like EV::periodic, but randomly selects a starting point so that the actions
402	get spread over timer.	451	get spread over time.
403		452
404	=cut	453	=cut
405		454
406	sub periodic($$) {	455	sub periodic($$) {
407	my ($interval, $cb) = @_;	456	my ($interval, $cb) = @_;
…		…
424		473
425	=cut	474	=cut
426		475
427	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
428	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
429		479
430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
431	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
432	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
433		483
434	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
435		486
436	while () {	487	while () {
437	next_job:	488	next_job:
		489
438	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
439	if ($avail > 0.01) {	491
440	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
441	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
442	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
443	$job->[2]->send;	496	$job->[2]->send;
444	Coro::cede;	497	Coro::cede;
445	goto next_job;	498	goto next_job;
446	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
447	}	501	}
448	}	502	}
449		503
450	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
451	# we do not use wait_for_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
452	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
453	$signal->wait;	507	$signal->wait;
454	} else {	508	} else {
		509	$busy = 0;
455	Coro::schedule;	510	Coro::schedule;
456	}	511	}
457	}	512	}
458	};	513	};
459		514
460	sub get_slot($;$$) {	515	sub get_slot($;$$) {
461	return if tick_inhibit || $Coro::current == $Coro::main;	516	return if tick_inhibit || $Coro::current == $Coro::main;
462		517
463	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
464		519
465	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
466	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
467		523
468	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
469	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
470	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
496	=cut	552	=cut
497		553
498	sub sync_job(&) {	554	sub sync_job(&) {
499	my ($job) = @_;	555	my ($job) = @_;
500		556
501	if ($Coro::current == $Coro::main) {	557	if (in_main) {
502	my $time = EV::time;	558	my $time = AE::time;
503		559
504	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
505	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
506		562
507	LOG llevError, Carp::longmess "sync job";#d#	563	#LOG llevError, Carp::longmess "sync job";#d#
508		564
509	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
510		566
511	my $busy = 1;	567	my $busy = 1;
512	my @res;	568	my @res;
513		569
514	(async {	570	(async {
515	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
516	@res = eval { $job->() };	572	@res = eval { $job->() };
517	warn $@ if $@;	573	error $@ if $@;
518	undef $busy;	574	undef $busy;
519	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
520		576
521	while ($busy) {	577	while ($busy) {
522	if (Coro::nready) {	578	if (Coro::nready) {
…		…
524	} else {	580	} else {
525	EV::loop EV::LOOP_ONESHOT;	581	EV::loop EV::LOOP_ONESHOT;
526	}	582	}
527	}	583	}
528		584
529	my $time = EV::time - $time;	585	my $time = AE::time - $time;
530		586
531	$TICK_START += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
532		588
533	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
534	} else {	590	} else {
…		…
556	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
557		613
558	$coro	614	$coro
559	}	615	}
560		616
561	=item fork_call { }, $args	617	=item fork_call { }, @args
562		618
563	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
564	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
565	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
566	never block itself or use any form of event handling.	622	never block itself or use any form of event handling.
567		623
568	=cut	624	=cut
569		625
		626	sub post_fork {
		627	reset_signals;
		628	}
		629
570	sub fork_call(&@) {	630	sub fork_call(&@) {
571	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
572		632
573	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
574	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
575	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
576		636
577	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
578	reset_signals;	638	cf::post_fork;
579	&$cb	639	&$cb
580	}, @args;	640	} @args;
581		641
582	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
583	}	654	}
584		655
585	=item $coin = coin_from_name $name	656	=item $coin = coin_from_name $name
586		657
587	=cut	658	=cut
…		…
624	within each server.	695	within each server.
625		696
626	=cut	697	=cut
627		698
628	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
629	my ($name) = @_;	703	my ($name) = @_;
630	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
631		705
632	eval {	706	eval {
633	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
643	}	717	}
644		718
645	our $DB;	719	our $DB;
646		720
647	sub db_init {	721	sub db_init {
648	cf::sync_job {
649	$DB ||= db_table "db";	722	$DB ||= db_table "db";
650	};
651	}	723	}
652		724
653	sub db_get($$) {	725	sub db_get($$) {
654	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
655		727
656	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
657	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
658		732
659	$! ? ()	733	$! ? ()
660	: $data	734	: $data
661	}
662	}	735	}
663		736
664	sub db_put($$$) {	737	sub db_put($$$) {
665	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
666	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
722		795
723	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
724	my $data = $process->(\@data);	797	my $data = $process->(\@data);
725	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
726		799
727	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
728		801
729	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
730	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
731	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
732		805
…		…
742		815
743	=cut	816	=cut
744		817
745	sub datalog($@) {	818	sub datalog($@) {
746	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
747	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
748	}	821	}
749		822
750	=back	823	=back
751		824
752	=cut	825	=cut
…		…
947		1020
948	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
949	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
950		1023
951	} elsif (ref $type) {	1024	} elsif (ref $type) {
952	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
953		1026
954	} else {	1027	} else {
955	shift @arg;	1028	shift @arg;
956	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
957	}	1030	}
958	}	1031	}
959	}	1032	}
960		1033
961	sub _object_attach {	1034	sub _object_attach {
…		…
971	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
972	}	1045	}
973		1046
974	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
975	} else {	1048	} else {
976	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
977	}	1050	}
978		1051
979	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
980	}	1053	}
981		1054
…		…
1040		1113
1041	for (@$callbacks) {	1114	for (@$callbacks) {
1042	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
1043		1116
1044	if ($@) {	1117	if ($@) {
1045	warn "$@";
1046	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1047	override;	1119	override;
1048	}	1120	}
1049		1121
1050	return 1 if $override;	1122	return 1 if $override;
1051	}	1123	}
…		…
1130	for (@$attach) {	1202	for (@$attach) {
1131	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
1132	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1133	}	1205	}
1134	} else {	1206	} else {
1135	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1136	}	1208	}
1137	}	1209	}
1138	}	1210	}
1139		1211
1140	cf::attachable->attach (	1212	cf::attachable->attach (
…		…
1167	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1168		1240
1169	sync_job {	1241	sync_job {
1170	if (length $$rdata) {	1242	if (length $$rdata) {
1171	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1172	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1173	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1174		1247
1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1176	aio_chmod $fh, SAVE_MODE;	1249	aio_chmod $fh, SAVE_MODE;
1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1178	if ($cf::USE_FSYNC) {	1251	if ($cf::USE_FSYNC) {
…		…
1200	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
1201		1274
1202	$filename =~ s%/[^/]+$%%;	1275	$filename =~ s%/[^/]+$%%;
1203	aio_pathsync $filename if $cf::USE_FSYNC;	1276	aio_pathsync $filename if $cf::USE_FSYNC;
1204	} else {	1277	} else {
1205	warn "unable to save objects: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1206	}	1279	}
1207	} else {	1280	} else {
1208	aio_unlink $filename;	1281	aio_unlink $filename;
1209	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1210	}	1283	}
…		…
1234	my $st = eval { Coro::Storable::thaw $av };	1307	my $st = eval { Coro::Storable::thaw $av };
1235	$av = $st->{objs};	1308	$av = $st->{objs};
1236	}	1309	}
1237		1310
1238	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1239	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1240	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1241		1315
1242	($data, $av)	1316	($data, $av)
1243	}	1317	}
1244		1318
1245	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1304	}	1378	}
1305		1379
1306	use File::Glob ();	1380	use File::Glob ();
1307		1381
1308	cf::player->attach (	1382	cf::player->attach (
1309	on_command => sub {	1383	on_unknown_command => sub {
1310	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1311		1385
1312	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1313	or return;	1387	or return;
1314		1388
…		…
1337		1411
1338	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1339	if $reply;	1413	if $reply;
1340		1414
1341	} else {	1415	} else {
1342	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1343	}	1417	}
1344		1418
1345	cf::override;	1419	cf::override;
1346	},	1420	},
1347	);	1421	);
…		…
1358		1432
1359	$grp	1433	$grp
1360	}	1434	}
1361		1435
1362	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1363	cf::sync_job {	1439	cf::sync_job {
1364	my %todo;	1440	my %todo;
1365		1441
1366	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1367	next unless -r $path;	1443	next unless -r $path;
…		…
1385		1461
1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1388		1464
1389	$ext{source} =	1465	$ext{source} =
1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1391	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1392	. $source	1468	. $source
1393	. "\n};\n1";	1469	. "\n};\n1";
1394		1470
1395	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1396	}	1472	}
1397		1473
		1474	my $pass = 0;
1398	my %done;	1475	my %done;
1399	while (%todo) {	1476	while (%todo) {
1400	my $progress;	1477	my $progress;
1401		1478
		1479	++$pass;
		1480
		1481	ext:
1402	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1403	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1404	goto skip	1484	next ext
1405	unless exists $done{$_};	1485	unless exists $done{$_};
1406	}	1486	}
1407		1487
1408	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1409		1489
1410	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1411	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1412	: "$v->{base}: extension inactive.\n";
1413		1494
1414	if (exists $v->{meta}{mandatory}) {
1415	warn $msg;
1416	cf::cleanup "mandatory extension failed to load, exiting.";	1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1417	}	1496	if exists $v->{meta}{mandatory};
1418		1497
1419	warn $msg;	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1499	delete $todo{$k};
		1500	} else {
		1501	$done{$k} = delete $todo{$k};
		1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1420	}	1507	}
1421
1422	$done{$k} = delete $todo{$k};
1423	push @EXTS, $v->{pkg};
1424	$progress = 1;
1425	}	1508	}
1426		1509
1427	skip:	1510	unless ($progress) {
1428	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1429	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1430	}	1518	}
1431	};	1519	};
1432	}	1520	}
1433		1521
1434	#############################################################################	1522	#############################################################################
…		…
1518	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1519	}	1607	}
1520	}	1608	}
1521	}	1609	}
1522		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
		1623
1523	sub save($) {	1624	sub save($) {
1524	my ($pl) = @_;	1625	my ($pl) = @_;
1525		1626
1526	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1527		1628
…		…
1532		1633
1533	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1534	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
1535		1636
1536	cf::get_slot 0.01;	1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1537		1641
1538	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1539	cf::cede_to_tick;	1643	cf::cede_to_tick;
1540	}	1644	}
1541		1645
…		…
1575	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1576		1680
1577	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1578	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1579		1683
1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1581	$pl->deactivate;	1685	$pl->deactivate;
		1686
1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1583	$pl->ob->check_score;
1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1585	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1586		1692
1587	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1588	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1589	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1643	\@logins	1749	\@logins
1644	}	1750	}
1645		1751
1646	=item $player->maps	1752	=item $player->maps
1647		1753
		1754	=item cf::player::maps $login
		1755
1648	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1649	player. May block.	1757	player. May block.
1650		1758
1651	=cut	1759	=cut
1652		1760
…		…
1714	=cut	1822	=cut
1715		1823
1716	sub find_by_path($) {	1824	sub find_by_path($) {
1717	my ($path) = @_;	1825	my ($path) = @_;
1718		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
		1828
1719	my ($match, $specificity);	1829	my ($match, $specificity);
1720		1830
1721	for my $region (list) {	1831	for my $region (list) {
1722	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
1723	($match, $specificity) = ($region, $region->specificity)	1833	($match, $specificity) = ($region, $region->specificity)
…		…
1754	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1755		1865
1756	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1757	$self->_create_random_map (	1867	$self->_create_random_map (
1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1869	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1870	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1761	$rmp->{exit_on_final_map},	1871	$rmp->{exit_on_final_map},
1762	$rmp->{xsize}, $rmp->{ysize},	1872	$rmp->{xsize}, $rmp->{ysize},
1763	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1873	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1764	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1874	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1779		1889
1780	sub register {	1890	sub register {
1781	my (undef, $regex, $prio) = @_;	1891	my (undef, $regex, $prio) = @_;
1782	my $pkg = caller;	1892	my $pkg = caller;
1783		1893
1784	no strict;
1785	push @{"$pkg\::ISA"}, __PACKAGE__;	1894	push @{"$pkg\::ISA"}, __PACKAGE__;
1786		1895
1787	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1896	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1788	}	1897	}
1789		1898
1790	# also paths starting with '/'	1899	# also paths starting with '/'
1791	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1900	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1792		1901
1793	sub thawer_merge {	1902	sub thawer_merge {
1794	my ($self, $merge) = @_;	1903	my ($self, $merge) = @_;
1795		1904
1796	# we have to keep some variables in memory intact	1905	# we have to keep some variables in memory intact
…		…
1801	}	1910	}
1802		1911
1803	sub normalise {	1912	sub normalise {
1804	my ($path, $base) = @_;	1913	my ($path, $base) = @_;
1805		1914
1806	$path = "$path"; # make sure its a string	1915	$path = "$path"; # make sure it's a string
1807		1916
1808	$path =~ s/\.map$//;	1917	$path =~ s/\.map$//;
1809		1918
1810	# map plan:	1919	# map plan:
1811	#	1920	#
…		…
1826	$base =~ s{[^/]+/?$}{};	1935	$base =~ s{[^/]+/?$}{};
1827	$path = "$base/$path";	1936	$path = "$base/$path";
1828	}	1937	}
1829		1938
1830	for ($path) {	1939	for ($path) {
1831	redo if s{//}{/};
1832	redo if s{/\.?/}{/};	1940	redo if s{/\.?/}{/};
1833	redo if s{/[^/]+/\.\./}{/};	1941	redo if s{/[^/]+/\.\./}{/};
1834	}	1942	}
1835		1943
1836	$path	1944	$path
…		…
1850	$self->init; # pass $1 etc.	1958	$self->init; # pass $1 etc.
1851	return $self;	1959	return $self;
1852	}	1960	}
1853	}	1961	}
1854		1962
1855	Carp::cluck "unable to resolve path '$path' (base '$base').";	1963	Carp::cluck "unable to resolve path '$path' (base '$base')";
1856	()	1964	()
1857	}	1965	}
1858		1966
1859	sub init {	1967	sub init {
1860	my ($self) = @_;	1968	my ($self) = @_;
…		…
1982	}	2090	}
1983		2091
1984	sub find;	2092	sub find;
1985	sub find {	2093	sub find {
1986	my ($path, $origin) = @_;	2094	my ($path, $origin) = @_;
		2095
		2096	cf::cede_to_tick;
1987		2097
1988	$path = normalise $path, $origin && $origin->path;	2098	$path = normalise $path, $origin && $origin->path;
1989		2099
1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2100	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1991	my $guard2 = cf::lock_acquire "map_find:$path";	2101	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
2010		2120
2011	$cf::MAP{$path} = $map	2121	$cf::MAP{$path} = $map
2012	}	2122	}
2013	}	2123	}
2014		2124
2015	sub pre_load { }	2125	sub pre_load { }
2016	sub post_load { }	2126	#sub post_load { } # XS
2017		2127
2018	sub load {	2128	sub load {
2019	my ($self) = @_;	2129	my ($self) = @_;
2020		2130
2021	local $self->{deny_reset} = 1; # loading can take a long time	2131	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2078	}	2188	}
2079		2189
2080	$self->post_load;	2190	$self->post_load;
2081	}	2191	}
2082		2192
		2193	# customize the map for a given player, i.e.
		2194	# return the _real_ map. used by e.g. per-player
		2195	# maps to change the path to ~playername/mappath
2083	sub customise_for {	2196	sub customise_for {
2084	my ($self, $ob) = @_;	2197	my ($self, $ob) = @_;
2085		2198
2086	return find "~" . $ob->name . "/" . $self->{path}	2199	return find "~" . $ob->name . "/" . $self->{path}
2087	if $self->per_player;	2200	if $self->per_player;
…		…
2103	or next;	2216	or next;
2104	$neigh = find $neigh, $map	2217	$neigh = find $neigh, $map
2105	or next;	2218	or next;
2106	$neigh->load;	2219	$neigh->load;
2107		2220
		2221	# now find the diagonal neighbours
2108	push @neigh,	2222	push @neigh,
2109	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2223	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2110	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2224	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2111	}	2225	}
2112		2226
…		…
2119	}	2233	}
2120		2234
2121	sub find_sync {	2235	sub find_sync {
2122	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
2123		2237
2124	cf::sync_job { find $path, $origin }	2238	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2239	if $Coro::current == $Coro::main;
		2240
		2241	find $path, $origin
2125	}	2242	}
2126		2243
2127	sub do_load_sync {	2244	sub do_load_sync {
2128	my ($map) = @_;	2245	my ($map) = @_;
2129		2246
2130	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2247	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2131	if $Coro::current == $Coro::main;	2248	if $Coro::current == $Coro::main;
2132		2249
2133	cf::sync_job { $map->load };	2250	$map->load;
2134	}	2251	}
2135		2252
2136	our %MAP_PREFETCH;	2253	our %MAP_PREFETCH;
2137	our $MAP_PREFETCHER = undef;	2254	our $MAP_PREFETCHER = undef;
2138		2255
…		…
2164	$MAP_PREFETCHER->prio (6);	2281	$MAP_PREFETCHER->prio (6);
2165		2282
2166	()	2283	()
2167	}	2284	}
2168		2285
		2286	# common code, used by both ->save and ->swapout
2169	sub save {	2287	sub _save {
2170	my ($self) = @_;	2288	my ($self) = @_;
2171
2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
2173		2289
2174	$self->{last_save} = $cf::RUNTIME;	2290	$self->{last_save} = $cf::RUNTIME;
2175		2291
2176	return unless $self->dirty;	2292	return unless $self->dirty;
2177		2293
…		…
2197	} else {	2313	} else {
2198	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2314	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2199	}	2315	}
2200	}	2316	}
2201		2317
		2318	sub save {
		2319	my ($self) = @_;
		2320
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
		2323	$self->_save;
		2324	}
		2325
2202	sub swap_out {	2326	sub swap_out {
2203	my ($self) = @_;	2327	my ($self) = @_;
2204		2328
2205	# save first because save cedes
2206	$self->save;
2207
2208	my $lock = cf::lock_acquire "map_data:$self->{path}";	2329	my $lock = cf::lock_acquire "map_data:$self->{path}";
2209		2330
2210	return if $self->players;
2211	return if $self->in_memory != cf::MAP_ACTIVE;	2331	return if $self->in_memory != cf::MAP_ACTIVE;
2212	return if $self->{deny_save};	2332	return if $self->{deny_save};
		2333	return if $self->players;
2213		2334
		2335	# first deactivate the map and "unlink" it from the core
		2336	$self->deactivate;
		2337	$_->clear_links_to ($self) for values %cf::MAP;
2214	$self->in_memory (cf::MAP_SWAPPED);	2338	$self->in_memory (cf::MAP_SWAPPED);
		2339
		2340	# then atomically save
		2341	$self->_save;
		2342
		2343	# then free the map
		2344	$self->clear;
		2345	}
		2346
		2347	sub reset_at {
		2348	my ($self) = @_;
		2349
		2350	# TODO: safety, remove and allow resettable per-player maps
		2351	return 1e99 if $self->{deny_reset};
		2352
		2353	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2354	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2355
		2356	$time + $to
		2357	}
		2358
		2359	sub should_reset {
		2360	my ($self) = @_;
		2361
		2362	$self->reset_at <= $cf::RUNTIME
		2363	}
		2364
		2365	sub reset {
		2366	my ($self) = @_;
		2367
		2368	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2369
		2370	return if $self->players;
		2371
		2372	cf::trace "resetting map ", $self->path, "\n";
		2373
		2374	$self->in_memory (cf::MAP_SWAPPED);
		2375
		2376	# need to save uniques path
		2377	unless ($self->{deny_save}) {
		2378	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2379
		2380	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2381	if $uniq;
		2382	}
		2383
		2384	delete $cf::MAP{$self->path};
2215		2385
2216	$self->deactivate;	2386	$self->deactivate;
2217	$_->clear_links_to ($self) for values %cf::MAP;	2387	$_->clear_links_to ($self) for values %cf::MAP;
2218	$self->clear;	2388	$self->clear;
2219	}
2220
2221	sub reset_at {
2222	my ($self) = @_;
2223
2224	# TODO: safety, remove and allow resettable per-player maps
2225	return 1e99 if $self->{deny_reset};
2226
2227	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2228	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2229
2230	$time + $to
2231	}
2232
2233	sub should_reset {
2234	my ($self) = @_;
2235
2236	$self->reset_at <= $cf::RUNTIME
2237	}
2238
2239	sub reset {
2240	my ($self) = @_;
2241
2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2243
2244	return if $self->players;
2245
2246	warn "resetting map ", $self->path, "\n";
2247
2248	$self->in_memory (cf::MAP_SWAPPED);
2249
2250	# need to save uniques path
2251	unless ($self->{deny_save}) {
2252	my $uniq = $self->uniq_path; utf8::encode $uniq;
2253
2254	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2255	if $uniq;
2256	}
2257
2258	delete $cf::MAP{$self->path};
2259
2260	$self->deactivate;
2261	$_->clear_links_to ($self) for values %cf::MAP;
2262	$self->clear;
2263		2389
2264	$self->unlink_save;	2390	$self->unlink_save;
2265	$self->destroy;	2391	$self->destroy;
2266	}	2392	}
2267		2393
…		…
2275		2401
2276	delete $cf::MAP{$self->path};	2402	delete $cf::MAP{$self->path};
2277		2403
2278	$self->unlink_save;	2404	$self->unlink_save;
2279		2405
2280	bless $self, "cf::map";	2406	bless $self, "cf::map::wrap";
2281	delete $self->{deny_reset};	2407	delete $self->{deny_reset};
2282	$self->{deny_save} = 1;	2408	$self->{deny_save} = 1;
2283	$self->reset_timeout (1);	2409	$self->reset_timeout (1);
2284	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2410	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2285		2411
…		…
2515		2641
2516	Freezes the player and moves him/her to a special map (C<{link}>).	2642	Freezes the player and moves him/her to a special map (C<{link}>).
2517		2643
2518	The player should be reasonably safe there for short amounts of time (e.g.	2644	The player should be reasonably safe there for short amounts of time (e.g.
2519	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2645	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2520	though, as the palyer cannot control the character while it is on the link	2646	though, as the player cannot control the character while it is on the link
2521	map.	2647	map.
2522		2648
2523	Will never block.	2649	Will never block.
2524		2650
2525	=item $player_object->leave_link ($map, $x, $y)	2651	=item $player_object->leave_link ($map, $x, $y)
…		…
2546	sub cf::object::player::enter_link {	2672	sub cf::object::player::enter_link {
2547	my ($self) = @_;	2673	my ($self) = @_;
2548		2674
2549	$self->deactivate_recursive;	2675	$self->deactivate_recursive;
2550		2676
		2677	++$self->{_link_recursion};
		2678
2551	return if UNIVERSAL::isa $self->map, "ext::map_link";	2679	return if UNIVERSAL::isa $self->map, "ext::map_link";
2552		2680
2553	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2681	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2554	if $self->map && $self->map->{path} ne "{link}";	2682	if $self->map && $self->map->{path} ne "{link}";
2555		2683
2556	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2684	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2557	}	2685	}
2558		2686
2559	sub cf::object::player::leave_link {	2687	sub cf::object::player::leave_link {
2560	my ($self, $map, $x, $y) = @_;	2688	my ($self, $map, $x, $y) = @_;
2561		2689
…		…
2586	$map->load_neighbours;	2714	$map->load_neighbours;
2587		2715
2588	return unless $self->contr->active;	2716	return unless $self->contr->active;
2589		2717
2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2718	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2591	$self->enter_map ($map, $x, $y);	2719	if ($self->enter_map ($map, $x, $y)) {
2592		2720	# entering was successful
		2721	delete $self->{_link_recursion};
2593	# only activate afterwards, to support waiting in hooks	2722	# only activate afterwards, to support waiting in hooks
2594	$self->activate_recursive;	2723	$self->activate_recursive;
2595	}	2724	}
2596		2725
		2726	}
		2727
2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2728	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2598		2729
2599	Moves the player to the given map-path and coordinates by first freezing	2730	Moves the player to the given map-path and coordinates by first freezing
2600	her, loading and preparing them map, calling the provided $check callback	2731	her, loading and preparing them map, calling the provided $check callback
2601	that has to return the map if sucecssful, and then unfreezes the player on	2732	that has to return the map if sucecssful, and then unfreezes the player on
2602	the new (success) or old (failed) map position. In either case, $done will	2733	the new (success) or old (failed) map position. In either case, $done will
…		…
2609		2740
2610	our $GOTOGEN;	2741	our $GOTOGEN;
2611		2742
2612	sub cf::object::player::goto {	2743	sub cf::object::player::goto {
2613	my ($self, $path, $x, $y, $check, $done) = @_;	2744	my ($self, $path, $x, $y, $check, $done) = @_;
		2745
		2746	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2747	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2748	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2749	($path, $x, $y) = @$EMERGENCY_POSITION;
		2750	}
2614		2751
2615	# do generation counting so two concurrent goto's will be executed in-order	2752	# do generation counting so two concurrent goto's will be executed in-order
2616	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2753	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2617		2754
2618	$self->enter_link;	2755	$self->enter_link;
…		…
2642	my $map = eval {	2779	my $map = eval {
2643	my $map = defined $path ? cf::map::find $path : undef;	2780	my $map = defined $path ? cf::map::find $path : undef;
2644		2781
2645	if ($map) {	2782	if ($map) {
2646	$map = $map->customise_for ($self);	2783	$map = $map->customise_for ($self);
2647	$map = $check->($map) if $check && $map;	2784	$map = $check->($map, $x, $y, $self) if $check && $map;
2648	} else {	2785	} else {
2649	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2786	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2650	}	2787	}
2651		2788
2652	$map	2789	$map
…		…
2660	if ($gen == $self->{_goto_generation}) {	2797	if ($gen == $self->{_goto_generation}) {
2661	delete $self->{_goto_generation};	2798	delete $self->{_goto_generation};
2662	$self->leave_link ($map, $x, $y);	2799	$self->leave_link ($map, $x, $y);
2663	}	2800	}
2664		2801
2665	$done->() if $done;	2802	$done->($self) if $done;
2666	})->prio (1);	2803	})->prio (1);
2667	}	2804	}
2668		2805
2669	=item $player_object->enter_exit ($exit_object)	2806	=item $player_object->enter_exit ($exit_object)
2670		2807
…		…
2763	$self->message ("Something went wrong deep within the deliantra server. "	2900	$self->message ("Something went wrong deep within the deliantra server. "
2764	. "I'll try to bring you back to the map you were before. "	2901	. "I'll try to bring you back to the map you were before. "
2765	. "Please report this to the dungeon master!",	2902	. "Please report this to the dungeon master!",
2766	cf::NDI_UNIQUE | cf::NDI_RED);	2903	cf::NDI_UNIQUE | cf::NDI_RED);
2767		2904
2768	warn "ERROR in enter_exit: $@";	2905	error "ERROR in enter_exit: $@";
2769	$self->leave_link;	2906	$self->leave_link;
2770	}	2907	}
2771	})->prio (1);	2908	})->prio (1);
2772	}	2909	}
2773		2910
…		…
3086		3223
3087	$ns->ext_reply ($reply, @reply)	3224	$ns->ext_reply ($reply, @reply)
3088	if $reply;	3225	if $reply;
3089		3226
3090	} else {	3227	} else {
3091	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3228	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3092	}	3229	}
3093		3230
3094	cf::override;	3231	cf::override;
3095	},	3232	},
3096	);	3233	);
…		…
3116		3253
3117	$coro	3254	$coro
3118	}	3255	}
3119		3256
3120	cf::client->attach (	3257	cf::client->attach (
3121	on_destroy => sub {	3258	on_client_destroy => sub {
3122	my ($ns) = @_;	3259	my ($ns) = @_;
3123		3260
3124	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3261	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3125	},	3262	},
3126	);	3263	);
…		…
3142	our $safe_hole = new Safe::Hole;	3279	our $safe_hole = new Safe::Hole;
3143		3280
3144	$SIG{FPE} = 'IGNORE';	3281	$SIG{FPE} = 'IGNORE';
3145		3282
3146	$safe->permit_only (Opcode::opset qw(	3283	$safe->permit_only (Opcode::opset qw(
3147	:base_core :base_mem :base_orig :base_math	3284	:base_core :base_mem :base_orig :base_math :base_loop
3148	grepstart grepwhile mapstart mapwhile	3285	grepstart grepwhile mapstart mapwhile
3149	sort time	3286	sort time
3150	));	3287	));
3151		3288
3152	# here we export the classes and methods available to script code	3289	# here we export the classes and methods available to script code
…		…
3177	decrease split destroy change_exp value msg lore send_msg)],	3314	decrease split destroy change_exp value msg lore send_msg)],
3178	["cf::object::player" => qw(player)],	3315	["cf::object::player" => qw(player)],
3179	["cf::player" => qw(peaceful send_msg)],	3316	["cf::player" => qw(peaceful send_msg)],
3180	["cf::map" => qw(trigger)],	3317	["cf::map" => qw(trigger)],
3181	) {	3318	) {
3182	no strict 'refs';
3183	my ($pkg, @funs) = @$_;	3319	my ($pkg, @funs) = @$_;
3184	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3320	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3185	for @funs;	3321	for @funs;
3186	}	3322	}
3187		3323
…		…
3204	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3340	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3205	$qcode =~ s/\n/\\n/g;	3341	$qcode =~ s/\n/\\n/g;
3206		3342
3207	%vars = (_dummy => 0) unless %vars;	3343	%vars = (_dummy => 0) unless %vars;
3208		3344
		3345	my @res;
3209	local $_;	3346	local $_;
3210	local @safe::cf::_safe_eval_args = values %vars;
3211		3347
3212	my $eval =	3348	my $eval =
3213	"do {\n"	3349	"do {\n"
3214	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3350	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3215	. "#line 0 \"{$qcode}\"\n"	3351	. "#line 0 \"{$qcode}\"\n"
3216	. $code	3352	. $code
3217	. "\n}"	3353	. "\n}"
3218	;	3354	;
3219		3355
		3356	if ($CFG{safe_eval}) {
3220	sub_generation_inc;	3357	sub_generation_inc;
		3358	local @safe::cf::_safe_eval_args = values %vars;
3221	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3359	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3222	sub_generation_inc;	3360	sub_generation_inc;
		3361	} else {
		3362	local @cf::_safe_eval_args = values %vars;
		3363	@res = wantarray ? eval eval : scalar eval $eval;
		3364	}
3223		3365
3224	if ($@) {	3366	if ($@) {
3225	warn "$@";	3367	warn "$@",
3226	warn "while executing safe code '$code'\n";	3368	"while executing safe code '$code'\n",
3227	warn "with arguments " . (join " ", %vars) . "\n";	3369	"with arguments " . (join " ", %vars) . "\n";
3228	}	3370	}
3229		3371
3230	wantarray ? @res : $res[0]	3372	wantarray ? @res : $res[0]
3231	}	3373	}
3232		3374
…		…
3246	=cut	3388	=cut
3247		3389
3248	sub register_script_function {	3390	sub register_script_function {
3249	my ($fun, $cb) = @_;	3391	my ($fun, $cb) = @_;
3250		3392
3251	no strict 'refs';	3393	$fun = "safe::$fun" if $CFG{safe_eval};
3252	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3394	*$fun = $safe_hole->wrap ($cb);
3253	}	3395	}
3254		3396
3255	=back	3397	=back
3256		3398
3257	=cut	3399	=cut
…		…
3266	# for this (global event?)	3408	# for this (global event?)
3267	%ext::player_env::MUSIC_FACE_CACHE = ();	3409	%ext::player_env::MUSIC_FACE_CACHE = ();
3268		3410
3269	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3270		3412
3271	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
3272		3414
3273	my $facedata;
3274	0 < aio_load $path, $facedata	3415	0 < aio_load $path, my $facedata
3275	or die "$path: $!";	3416	or die "$path: $!";
3276		3417
3277	$facedata = Coro::Storable::thaw $facedata;	3418	$facedata = Coro::Storable::thaw $facedata;
3278		3419
3279	$facedata->{version} == 2	3420	$facedata->{version} == 2
3280	or cf::cleanup "$path: version mismatch, cannot proceed.";	3421	or cf::cleanup "$path: version mismatch, cannot proceed.";
3281		3422
3282	# patch in the exptable	3423	# patch in the exptable
		3424	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3283	$facedata->{resource}{"res/exp_table"} = {	3425	$facedata->{resource}{"res/exp_table"} = {
3284	type => FT_RSRC,	3426	type => FT_RSRC,
3285	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3427	data => $exp_table,
		3428	hash => (Digest::MD5::md5 $exp_table),
3286	};	3429	};
3287	cf::cede_to_tick;	3430	cf::cede_to_tick;
3288		3431
3289	{	3432	{
3290	my $faces = $facedata->{faceinfo};	3433	my $faces = $facedata->{faceinfo};
…		…
3292	while (my ($face, $info) = each %$faces) {	3435	while (my ($face, $info) = each %$faces) {
3293	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3436	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3294		3437
3295	cf::face::set_visibility $idx, $info->{visibility};	3438	cf::face::set_visibility $idx, $info->{visibility};
3296	cf::face::set_magicmap $idx, $info->{magicmap};	3439	cf::face::set_magicmap $idx, $info->{magicmap};
3297	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3440	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3298	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3441	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3299		3442
3300	cf::cede_to_tick;	3443	cf::cede_to_tick;
3301	}	3444	}
3302		3445
3303	while (my ($face, $info) = each %$faces) {	3446	while (my ($face, $info) = each %$faces) {
…		…
3308		3451
3309	if (my $smooth = cf::face::find $info->{smooth}) {	3452	if (my $smooth = cf::face::find $info->{smooth}) {
3310	cf::face::set_smooth $idx, $smooth;	3453	cf::face::set_smooth $idx, $smooth;
3311	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3454	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3312	} else {	3455	} else {
3313	warn "smooth face '$info->{smooth}' not found for face '$face'";	3456	error "smooth face '$info->{smooth}' not found for face '$face'";
3314	}	3457	}
3315		3458
3316	cf::cede_to_tick;	3459	cf::cede_to_tick;
3317	}	3460	}
3318	}	3461	}
…		…
3327		3470
3328	cf::anim::invalidate_all; # d'oh	3471	cf::anim::invalidate_all; # d'oh
3329	}	3472	}
3330		3473
3331	{	3474	{
3332	# TODO: for gcfclient pleasure, we should give resources
3333	# that gcfclient doesn't grok a >10000 face index.
3334	my $res = $facedata->{resource};	3475	my $res = $facedata->{resource};
3335		3476
3336	while (my ($name, $info) = each %$res) {	3477	while (my ($name, $info) = each %$res) {
3337	if (defined $info->{type}) {	3478	if (defined $info->{type}) {
3338	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3479	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3339	my $data;
3340		3480
3341	if ($info->{type} & 1) {	3481	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3342	# prepend meta info
3343
3344	my $meta = $enc->encode ({
3345	name => $name,
3346	%{ $info->{meta} || {} },
3347	});
3348
3349	$data = pack "(w/a*)*", $meta, $info->{data};
3350	} else {
3351	$data = $info->{data};
3352	}
3353
3354	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3355	cf::face::set_type $idx, $info->{type};	3482	cf::face::set_type $idx, $info->{type};
3356	} else {	3483	} else {
3357	$RESOURCE{$name} = $info;	3484	$RESOURCE{$name} = $info; # unused
3358	}	3485	}
3359		3486
3360	cf::cede_to_tick;	3487	cf::cede_to_tick;
3361	}	3488	}
3362	}	3489	}
3363		3490
3364	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3491	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3365		3492
3366	1	3493	1
3367	}	3494	}
3368
3369	cf::global->attach (on_resource_update => sub {
3370	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3371	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3372
3373	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3374	my $sound = $soundconf->{compat}[$_]
3375	or next;
3376
3377	my $face = cf::face::find "sound/$sound->[1]";
3378	cf::sound::set $sound->[0] => $face;
3379	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3380	}
3381
3382	while (my ($k, $v) = each %{$soundconf->{event}}) {
3383	my $face = cf::face::find "sound/$v";
3384	cf::sound::set $k => $face;
3385	}
3386	}
3387	});
3388		3495
3389	register_exticmd fx_want => sub {	3496	register_exticmd fx_want => sub {
3390	my ($ns, $want) = @_;	3497	my ($ns, $want) = @_;
3391		3498
3392	while (my ($k, $v) = each %$want) {	3499	while (my ($k, $v) = each %$want) {
…		…
3431	sub reload_treasures {	3538	sub reload_treasures {
3432	load_resource_file "$DATADIR/treasures"	3539	load_resource_file "$DATADIR/treasures"
3433	or die "unable to load treasurelists\n";	3540	or die "unable to load treasurelists\n";
3434	}	3541	}
3435		3542
		3543	sub reload_sound {
		3544	trace "loading sound config from $DATADIR/sound\n";
		3545
		3546	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3547	or die "$DATADIR/sound $!";
		3548
		3549	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3550
		3551	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3552	my $sound = $soundconf->{compat}[$_]
		3553	or next;
		3554
		3555	my $face = cf::face::find "sound/$sound->[1]";
		3556	cf::sound::set $sound->[0] => $face;
		3557	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3558	}
		3559
		3560	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3561	my $face = cf::face::find "sound/$v";
		3562	cf::sound::set $k => $face;
		3563	}
		3564	}
		3565
3436	sub reload_resources {	3566	sub reload_resources {
3437	warn "reloading resource files...\n";	3567	trace "reloading resource files...\n";
3438		3568
		3569	reload_exp_table;
		3570	reload_materials;
3439	reload_facedata;	3571	reload_facedata;
		3572	reload_sound;
3440	reload_archetypes;	3573	reload_archetypes;
3441	reload_regions;	3574	reload_regions;
3442	reload_treasures;	3575	reload_treasures;
3443		3576
3444	warn "finished reloading resource files\n";	3577	trace "finished reloading resource files\n";
3445	}	3578	}
3446		3579
3447	sub reload_config {	3580	sub reload_config {
3448	warn "reloading config file...\n";	3581	trace "reloading config file...\n";
3449		3582
3450	open my $fh, "<:utf8", "$CONFDIR/config"	3583	0 < aio_load "$CONFDIR/config", my $config
3451	or return;	3584	or die "$CONFDIR/config: $!";
3452		3585
3453	local $/;	3586	utf8::decode $config;
3454	*CFG = YAML::XS::Load scalar <$fh>;	3587	*CFG = yaml_load $config;
3455		3588
3456	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3589	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3457		3590
3458	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3591	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3459	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3592	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3460		3593
3461	if (exists $CFG{mlockall}) {	3594	if (exists $CFG{mlockall}) {
…		…
3463	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3596	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3464	and die "WARNING: m(un)lockall failed: $!\n";	3597	and die "WARNING: m(un)lockall failed: $!\n";
3465	};	3598	};
3466	warn $@ if $@;	3599	warn $@ if $@;
3467	}	3600	}
3468
3469	warn "finished reloading resource files\n";
3470	}	3601	}
3471		3602
3472	sub pidfile() {	3603	sub pidfile() {
3473	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3604	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3474	or die "$PIDFILE: $!";	3605	or die "$PIDFILE: $!";
…		…
3487	seek $fh, 0, 0;	3618	seek $fh, 0, 0;
3488	print $fh $$;	3619	print $fh $$;
3489	}	3620	}
3490		3621
3491	sub main_loop {	3622	sub main_loop {
3492	warn "EV::loop starting\n";	3623	trace "EV::loop starting\n";
3493	if (1) {	3624	if (1) {
3494	EV::loop;	3625	EV::loop;
3495	}	3626	}
3496	warn "EV::loop returned\n";	3627	trace "EV::loop returned\n";
3497	goto &main_loop unless $REALLY_UNLOOP;	3628	goto &main_loop unless $REALLY_UNLOOP;
3498	}	3629	}
3499		3630
3500	sub main {	3631	sub main {
3501	cf::init_globals; # initialise logging	3632	cf::init_globals; # initialise logging
3502		3633
3503	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3634	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3504	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3635	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3505	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3636	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3506	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3637	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3507
3508	cf::init_experience;
3509	cf::init_anim;
3510	cf::init_attackmess;
3511	cf::init_dynamic;
3512		3638
3513	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3639	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3514		3640
3515	# we must not ever block the main coroutine	3641	# we must not ever block the main coroutine
3516	local $Coro::idle = sub {	3642	local $Coro::idle = sub {
…		…
3522	};	3648	};
3523		3649
3524	evthread_start IO::AIO::poll_fileno;	3650	evthread_start IO::AIO::poll_fileno;
3525		3651
3526	cf::sync_job {	3652	cf::sync_job {
		3653	cf::incloader::init ();
		3654
		3655	cf::init_anim;
		3656	cf::init_attackmess;
		3657	cf::init_dynamic;
		3658
		3659	cf::load_settings;
		3660
3527	reload_resources;	3661	reload_resources;
3528	reload_config;	3662	reload_config;
3529	db_init;	3663	db_init;
3530		3664
3531	cf::load_settings;
3532	cf::load_materials;
3533	cf::init_uuid;	3665	cf::init_uuid;
3534	cf::init_signals;	3666	cf::init_signals;
3535	cf::init_commands;
3536	cf::init_skills;	3667	cf::init_skills;
3537		3668
3538	cf::init_beforeplay;	3669	cf::init_beforeplay;
3539		3670
3540	atomic;	3671	atomic;
…		…
3545		3676
3546	# no (long-running) fork's whatsoever before this point(!)	3677	# no (long-running) fork's whatsoever before this point(!)
3547	use POSIX ();	3678	use POSIX ();
3548	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3679	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3549		3680
3550	(pop @POST_INIT)->(0) while @POST_INIT;	3681	cf::_post_init 0;
3551	};	3682	};
3552		3683
		3684	cf::object::thawer::errors_are_fatal 0;
		3685	info "parse errors in files are no longer fatal from this point on.\n";
		3686
		3687	my $free_main; $free_main = EV::idle sub {
		3688	undef $free_main;
		3689	undef &main; # free gobs of memory :)
		3690	};
		3691
3553	main_loop;	3692	goto &main_loop;
3554	}	3693	}
3555		3694
3556	#############################################################################	3695	#############################################################################
3557	# initialisation and cleanup	3696	# initialisation and cleanup
3558		3697
3559	# install some emergency cleanup handlers	3698	# install some emergency cleanup handlers
3560	BEGIN {	3699	BEGIN {
3561	our %SIGWATCHER = ();	3700	our %SIGWATCHER = ();
3562	for my $signal (qw(INT HUP TERM)) {	3701	for my $signal (qw(INT HUP TERM)) {
3563	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3702	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3564	cf::cleanup "SIG$signal";	3703	cf::cleanup "SIG$signal";
3565	};	3704	};
3566	}	3705	}
3567	}	3706	}
3568		3707
3569	sub write_runtime_sync {	3708	sub write_runtime_sync {
		3709	my $t0 = AE::time;
		3710
3570	# first touch the runtime file to show we are still running:	3711	# first touch the runtime file to show we are still running:
3571	# the fsync below can take a very very long time.	3712	# the fsync below can take a very very long time.
3572		3713
3573	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3714	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3574		3715
3575	my $guard = cf::lock_acquire "write_runtime";	3716	my $guard = cf::lock_acquire "write_runtime";
3576		3717
3577	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3718	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3578	or return;	3719	or return;
3579		3720
3580	my $value = $cf::RUNTIME + 90 + 10;	3721	my $value = $cf::RUNTIME + 90 + 10;
3581	# 10 is the runtime save interval, for a monotonic clock	3722	# 10 is the runtime save interval, for a monotonic clock
3582	# 60 allows for the watchdog to kill the server.	3723	# 60 allows for the watchdog to kill the server.
…		…
3595	or return;	3736	or return;
3596		3737
3597	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3738	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3598	and return;	3739	and return;
3599		3740
3600	warn "runtime file written.\n";	3741	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3601		3742
3602	1	3743	1
3603	}	3744	}
3604		3745
3605	our $uuid_lock;	3746	our $uuid_lock;
…		…
3617	or return;	3758	or return;
3618		3759
3619	my $value = uuid_seq uuid_cur;	3760	my $value = uuid_seq uuid_cur;
3620		3761
3621	unless ($value) {	3762	unless ($value) {
3622	warn "cowardly refusing to write zero uuid value!\n";	3763	info "cowardly refusing to write zero uuid value!\n";
3623	return;	3764	return;
3624	}	3765	}
3625		3766
3626	my $value = uuid_str $value + $uuid_skip;	3767	my $value = uuid_str $value + $uuid_skip;
3627	$uuid_skip = 0;	3768	$uuid_skip = 0;
…		…
3637	or return;	3778	or return;
3638		3779
3639	aio_rename "$uuid~", $uuid	3780	aio_rename "$uuid~", $uuid
3640	and return;	3781	and return;
3641		3782
3642	warn "uuid file written ($value).\n";	3783	trace "uuid file written ($value).\n";
3643		3784
3644	1	3785	1
3645		3786
3646	}	3787	}
3647		3788
…		…
3653	}	3794	}
3654		3795
3655	sub emergency_save() {	3796	sub emergency_save() {
3656	my $freeze_guard = cf::freeze_mainloop;	3797	my $freeze_guard = cf::freeze_mainloop;
3657		3798
3658	warn "emergency_perl_save: enter\n";	3799	info "emergency_perl_save: enter\n";
		3800
		3801	# this is a trade-off: we want to be very quick here, so
		3802	# save all maps without fsync, and later call a global sync
		3803	# (which in turn might be very very slow)
		3804	local $USE_FSYNC = 0;
3659		3805
3660	cf::sync_job {	3806	cf::sync_job {
3661	# this is a trade-off: we want to be very quick here, so	3807	cf::write_runtime_sync; # external watchdog should not bark
3662	# save all maps without fsync, and later call a global sync
3663	# (which in turn might be very very slow)
3664	local $USE_FSYNC = 0;
3665		3808
3666	# use a peculiar iteration method to avoid tripping on perl	3809	# use a peculiar iteration method to avoid tripping on perl
3667	# refcount bugs in for. also avoids problems with players	3810	# refcount bugs in for. also avoids problems with players
3668	# and maps saved/destroyed asynchronously.	3811	# and maps saved/destroyed asynchronously.
3669	warn "emergency_perl_save: begin player save\n";	3812	info "emergency_perl_save: begin player save\n";
3670	for my $login (keys %cf::PLAYER) {	3813	for my $login (keys %cf::PLAYER) {
3671	my $pl = $cf::PLAYER{$login} or next;	3814	my $pl = $cf::PLAYER{$login} or next;
3672	$pl->valid or next;	3815	$pl->valid or next;
3673	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3816	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3674	$pl->save;	3817	$pl->save;
3675	}	3818	}
3676	warn "emergency_perl_save: end player save\n";	3819	info "emergency_perl_save: end player save\n";
3677		3820
		3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
3678	warn "emergency_perl_save: begin map save\n";	3823	info "emergency_perl_save: begin map save\n";
3679	for my $path (keys %cf::MAP) {	3824	for my $path (keys %cf::MAP) {
3680	my $map = $cf::MAP{$path} or next;	3825	my $map = $cf::MAP{$path} or next;
3681	$map->valid or next;	3826	$map->valid or next;
3682	$map->save;	3827	$map->save;
3683	}	3828	}
3684	warn "emergency_perl_save: end map save\n";	3829	info "emergency_perl_save: end map save\n";
3685		3830
		3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
3686	warn "emergency_perl_save: begin database checkpoint\n";	3833	info "emergency_perl_save: begin database checkpoint\n";
3687	BDB::db_env_txn_checkpoint $DB_ENV;	3834	BDB::db_env_txn_checkpoint $DB_ENV;
3688	warn "emergency_perl_save: end database checkpoint\n";	3835	info "emergency_perl_save: end database checkpoint\n";
3689		3836
3690	warn "emergency_perl_save: begin write uuid\n";	3837	info "emergency_perl_save: begin write uuid\n";
3691	write_uuid_sync 1;	3838	write_uuid_sync 1;
3692	warn "emergency_perl_save: end write uuid\n";	3839	info "emergency_perl_save: end write uuid\n";
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: syncing database to disk";
		3844	BDB::db_env_txn_checkpoint $DB_ENV;
		3845
		3846	info "emergency_perl_save: starting sync\n";
		3847	IO::AIO::aio_sync sub {
		3848	info "emergency_perl_save: finished sync\n";
		3849	};
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
		3853	trace "emergency_perl_save: flushing outstanding aio requests";
		3854	while (IO::AIO::nreqs || BDB::nreqs) {
		3855	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3856	}
		3857
		3858	cf::write_runtime_sync; # external watchdog should not bark
3693	};	3859	};
3694		3860
3695	warn "emergency_perl_save: starting sync()\n";
3696	IO::AIO::aio_sync sub {
3697	warn "emergency_perl_save: finished sync()\n";
3698	};
3699
3700	warn "emergency_perl_save: leave\n";	3861	info "emergency_perl_save: leave\n";
3701	}	3862	}
3702		3863
3703	sub post_cleanup {	3864	sub post_cleanup {
3704	my ($make_core) = @_;	3865	my ($make_core) = @_;
3705		3866
		3867	IO::AIO::flush;
		3868
3706	warn Carp::longmess "post_cleanup backtrace"	3869	error Carp::longmess "post_cleanup backtrace"
3707	if $make_core;	3870	if $make_core;
3708		3871
3709	my $fh = pidfile;	3872	my $fh = pidfile;
3710	unlink $PIDFILE if <$fh> == $$;	3873	unlink $PIDFILE if <$fh> == $$;
3711	}	3874	}
…		…
3731	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3894	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3732	for my $name (keys %$leaf_symtab) {	3895	for my $name (keys %$leaf_symtab) {
3733	_gv_clear *{"$pkg$name"};	3896	_gv_clear *{"$pkg$name"};
3734	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3897	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3735	}	3898	}
3736	warn "cleared package $pkg\n";#d#
3737	}	3899	}
3738		3900
3739	sub do_reload_perl() {	3901	sub do_reload_perl() {
3740	# can/must only be called in main	3902	# can/must only be called in main
3741	if ($Coro::current != $Coro::main) {	3903	unless (in_main) {
3742	warn "can only reload from main coroutine";	3904	error "can only reload from main coroutine";
3743	return;	3905	return;
3744	}	3906	}
3745		3907
3746	return if $RELOAD++;	3908	return if $RELOAD++;
3747		3909
3748	my $t1 = EV::time;	3910	my $t1 = AE::time;
3749		3911
3750	while ($RELOAD) {	3912	while ($RELOAD) {
3751	warn "reloading...";	3913	cf::get_slot 0.1, -1, "reload_perl";
		3914	info "perl_reload: reloading...";
3752		3915
3753	warn "entering sync_job";	3916	trace "perl_reload: entering sync_job";
3754		3917
3755	cf::sync_job {	3918	cf::sync_job {
3756	cf::write_runtime_sync; # external watchdog should not bark
3757	cf::emergency_save;	3919	#cf::emergency_save;
3758	cf::write_runtime_sync; # external watchdog should not bark
3759		3920
3760	warn "syncing database to disk";
3761	BDB::db_env_txn_checkpoint $DB_ENV;
3762
3763	# if anything goes wrong in here, we should simply crash as we already saved
3764
3765	warn "flushing outstanding aio requests";
3766	while (IO::AIO::nreqs || BDB::nreqs) {
3767	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3768	}
3769
3770	warn "cancelling all extension coros";	3921	trace "perl_reload: cancelling all extension coros";
3771	$_->cancel for values %EXT_CORO;	3922	$_->cancel for values %EXT_CORO;
3772	%EXT_CORO = ();	3923	%EXT_CORO = ();
3773		3924
3774	warn "removing commands";	3925	trace "perl_reload: removing commands";
3775	%COMMAND = ();	3926	%COMMAND = ();
3776		3927
3777	warn "removing ext/exti commands";	3928	trace "perl_reload: removing ext/exti commands";
3778	%EXTCMD = ();	3929	%EXTCMD = ();
3779	%EXTICMD = ();	3930	%EXTICMD = ();
3780		3931
3781	warn "unloading/nuking all extensions";	3932	trace "perl_reload: unloading/nuking all extensions";
3782	for my $pkg (@EXTS) {	3933	for my $pkg (@EXTS) {
3783	warn "... unloading $pkg";	3934	trace "... unloading $pkg";
3784		3935
3785	if (my $cb = $pkg->can ("unload")) {	3936	if (my $cb = $pkg->can ("unload")) {
3786	eval {	3937	eval {
3787	$cb->($pkg);	3938	$cb->($pkg);
3788	1	3939	1
3789	} or warn "$pkg unloaded, but with errors: $@";	3940	} or error "$pkg unloaded, but with errors: $@";
3790	}	3941	}
3791		3942
3792	warn "... clearing $pkg";	3943	trace "... clearing $pkg";
3793	clear_package $pkg;	3944	clear_package $pkg;
3794	}	3945	}
3795		3946
3796	warn "unloading all perl modules loaded from $LIBDIR";	3947	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3797	while (my ($k, $v) = each %INC) {	3948	while (my ($k, $v) = each %INC) {
3798	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3949	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3799		3950
3800	warn "... unloading $k";	3951	trace "... unloading $k";
3801	delete $INC{$k};	3952	delete $INC{$k};
3802		3953
3803	$k =~ s/\.pm$//;	3954	$k =~ s/\.pm$//;
3804	$k =~ s/\//::/g;	3955	$k =~ s/\//::/g;
3805		3956
…		…
3808	}	3959	}
3809		3960
3810	clear_package $k;	3961	clear_package $k;
3811	}	3962	}
3812		3963
3813	warn "getting rid of safe::, as good as possible";	3964	trace "perl_reload: getting rid of safe::, as good as possible";
3814	clear_package "safe::$_"	3965	clear_package "safe::$_"
3815	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3966	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3816		3967
3817	warn "unloading cf.pm \"a bit\"";	3968	trace "perl_reload: unloading cf.pm \"a bit\"";
3818	delete $INC{"cf.pm"};	3969	delete $INC{"cf.pm"};
3819	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	3970	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3820		3971
3821	# don't, removes xs symbols, too,	3972	# don't, removes xs symbols, too,
3822	# and global variables created in xs	3973	# and global variables created in xs
3823	#clear_package __PACKAGE__;	3974	#clear_package __PACKAGE__;
3824		3975
3825	warn "unload completed, starting to reload now";	3976	info "perl_reload: unload completed, starting to reload now";
3826		3977
3827	warn "reloading cf.pm";	3978	trace "perl_reload: reloading cf.pm";
3828	require cf;	3979	require cf;
3829	cf::_connect_to_perl_1;	3980	cf::_connect_to_perl_1;
3830		3981
3831	warn "loading config and database again";	3982	trace "perl_reload: loading config and database again";
3832	cf::reload_config;	3983	cf::reload_config;
3833		3984
3834	warn "loading extensions";	3985	trace "perl_reload: loading extensions";
3835	cf::load_extensions;	3986	cf::load_extensions;
3836		3987
3837	if ($REATTACH_ON_RELOAD) {	3988	if ($REATTACH_ON_RELOAD) {
3838	warn "reattaching attachments to objects/players";	3989	trace "perl_reload: reattaching attachments to objects/players";
3839	_global_reattach; # objects, sockets	3990	_global_reattach; # objects, sockets
3840	warn "reattaching attachments to maps";	3991	trace "perl_reload: reattaching attachments to maps";
3841	reattach $_ for values %MAP;	3992	reattach $_ for values %MAP;
3842	warn "reattaching attachments to players";	3993	trace "perl_reload: reattaching attachments to players";
3843	reattach $_ for values %PLAYER;	3994	reattach $_ for values %PLAYER;
3844	}	3995	}
3845		3996
3846	warn "running post_init jobs";	3997	cf::_post_init 1;
3847	(pop @POST_INIT)->(1) while @POST_INIT;
3848		3998
3849	warn "leaving sync_job";	3999	trace "perl_reload: leaving sync_job";
3850		4000
3851	1	4001	1
3852	} or do {	4002	} or do {
3853	warn $@;	4003	error $@;
3854	cf::cleanup "error while reloading, exiting.";	4004	cf::cleanup "perl_reload: error, exiting.";
3855	};	4005	};
3856		4006
3857	warn "reloaded";
3858	--$RELOAD;	4007	--$RELOAD;
3859	}	4008	}
3860		4009
3861	$t1 = EV::time - $t1;	4010	$t1 = AE::time - $t1;
3862	warn "reload completed in ${t1}s\n";	4011	info "perl_reload: completed in ${t1}s\n";
3863	};	4012	};
3864		4013
3865	our $RELOAD_WATCHER; # used only during reload	4014	our $RELOAD_WATCHER; # used only during reload
3866		4015
3867	sub reload_perl() {	4016	sub reload_perl() {
…		…
3869	# coro crashes during coro_state_free->destroy here.	4018	# coro crashes during coro_state_free->destroy here.
3870		4019
3871	$RELOAD_WATCHER ||= cf::async {	4020	$RELOAD_WATCHER ||= cf::async {
3872	Coro::AIO::aio_wait cache_extensions;	4021	Coro::AIO::aio_wait cache_extensions;
3873		4022
3874	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4023	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3875	do_reload_perl;	4024	do_reload_perl;
3876	undef $RELOAD_WATCHER;	4025	undef $RELOAD_WATCHER;
3877	};	4026	};
3878	};	4027	};
3879	}	4028	}
…		…
3888	reload_perl;	4037	reload_perl;
3889	};	4038	};
3890	}	4039	}
3891	};	4040	};
3892		4041
3893	unshift @INC, $LIBDIR;	4042	#############################################################################
3894		4043
3895	my $bug_warning = 0;	4044	my $bug_warning = 0;
3896		4045
3897	our @WAIT_FOR_TICK;	4046	our @WAIT_FOR_TICK;
3898	our @WAIT_FOR_TICK_BEGIN;	4047	our @WAIT_FOR_TICK_BEGIN;
3899		4048
3900	sub wait_for_tick {	4049	sub wait_for_tick() {
3901	return if tick_inhibit || $Coro::current == $Coro::main;	4050	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3902		4051
3903	my $signal = new Coro::Signal;	4052	my $signal = new Coro::Signal;
3904	push @WAIT_FOR_TICK, $signal;	4053	push @WAIT_FOR_TICK, $signal;
3905	$signal->wait;	4054	$signal->wait;
3906	}	4055	}
3907		4056
3908	sub wait_for_tick_begin {	4057	sub wait_for_tick_begin() {
3909	return if tick_inhibit || $Coro::current == $Coro::main;	4058	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3910		4059
3911	my $signal = new Coro::Signal;	4060	my $signal = new Coro::Signal;
3912	push @WAIT_FOR_TICK_BEGIN, $signal;	4061	push @WAIT_FOR_TICK_BEGIN, $signal;
3913	$signal->wait;	4062	$signal->wait;
3914	}	4063	}
…		…
3920	return;	4069	return;
3921	}	4070	}
3922		4071
3923	cf::server_tick; # one server iteration	4072	cf::server_tick; # one server iteration
3924		4073
		4074	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4075
3925	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4076	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3926	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4077	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3927	Coro::async_pool {	4078	Coro::async_pool {
3928	$Coro::current->{desc} = "runtime saver";	4079	$Coro::current->{desc} = "runtime saver";
3929	write_runtime_sync	4080	write_runtime_sync
3930	or warn "ERROR: unable to write runtime file: $!";	4081	or error "ERROR: unable to write runtime file: $!";
3931	};	4082	};
3932	}	4083	}
3933		4084
3934	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4085	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3935	$sig->send;	4086	$sig->send;
…		…
3943		4094
3944	if (0) {	4095	if (0) {
3945	if ($NEXT_TICK) {	4096	if ($NEXT_TICK) {
3946	my $jitter = $TICK_START - $NEXT_TICK;	4097	my $jitter = $TICK_START - $NEXT_TICK;
3947	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4098	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3948	warn "jitter $JITTER\n";#d#	4099	debug "jitter $JITTER\n";#d#
3949	}	4100	}
3950	}	4101	}
3951	}	4102	}
3952		4103
3953	{	4104	{
3954	# configure BDB	4105	# configure BDB
3955		4106
3956	BDB::min_parallel 8;	4107	BDB::min_parallel 16;
3957	BDB::max_poll_reqs $TICK * 0.1;	4108	BDB::max_poll_reqs $TICK * 0.1;
3958	$AnyEvent::BDB::WATCHER->priority (1);	4109	$AnyEvent::BDB::WATCHER->priority (1);
3959		4110
3960	unless ($DB_ENV) {	4111	unless ($DB_ENV) {
3961	$DB_ENV = BDB::db_env_create;	4112	$DB_ENV = BDB::db_env_create;

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