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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.495 by root, Tue Nov 10 04:38:45 2009 UTC vs.
Revision 1.549 by root, Tue May 11 13:19:59 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(&) {
…		…
397	}	429	}
398		430
399	=item cf::periodic $interval, $cb	431	=item cf::periodic $interval, $cb
400		432
401	Like EV::periodic, but randomly selects a starting point so that the actions	433	Like EV::periodic, but randomly selects a starting point so that the actions
402	get spread over timer.	434	get spread over time.
403		435
404	=cut	436	=cut
405		437
406	sub periodic($$) {	438	sub periodic($$) {
407	my ($interval, $cb) = @_;	439	my ($interval, $cb) = @_;
…		…
424		456
425	=cut	457	=cut
426		458
427	our @SLOT_QUEUE;	459	our @SLOT_QUEUE;
428	our $SLOT_QUEUE;	460	our $SLOT_QUEUE;
		461	our $SLOT_DECAY = 0.9;
429		462
430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	463	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
431	$SLOT_QUEUE = Coro::async {	464	$SLOT_QUEUE = Coro::async {
432	$Coro::current->desc ("timeslot manager");	465	$Coro::current->desc ("timeslot manager");
433		466
434	my $signal = new Coro::Signal;	467	my $signal = new Coro::Signal;
		468	my $busy;
435		469
436	while () {	470	while () {
437	next_job:	471	next_job:
		472
438	my $avail = cf::till_tick;	473	my $avail = cf::till_tick;
439	if ($avail > 0.01) {	474
440	for (0 .. $#SLOT_QUEUE) {	475	for (0 .. $#SLOT_QUEUE) {
441	if ($SLOT_QUEUE[$_][0] < $avail) {	476	if ($SLOT_QUEUE[$_][0] <= $avail) {
		477	$busy = 0;
442	my $job = splice @SLOT_QUEUE, $_, 1, ();	478	my $job = splice @SLOT_QUEUE, $_, 1, ();
443	$job->[2]->send;	479	$job->[2]->send;
444	Coro::cede;	480	Coro::cede;
445	goto next_job;	481	goto next_job;
446	}	482	} else {
		483	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
447	}	484	}
448	}	485	}
449		486
450	if (@SLOT_QUEUE) {	487	if (@SLOT_QUEUE) {
451	# we do not use wait_for_tick() as it returns immediately when tick is inactive	488	# we do not use wait_for_tick() as it returns immediately when tick is inactive
452	push @cf::WAIT_FOR_TICK, $signal;	489	push @cf::WAIT_FOR_TICK, $signal;
453	$signal->wait;	490	$signal->wait;
454	} else {	491	} else {
		492	$busy = 0;
455	Coro::schedule;	493	Coro::schedule;
456	}	494	}
457	}	495	}
458	};	496	};
459		497
460	sub get_slot($;$$) {	498	sub get_slot($;$$) {
461	return if tick_inhibit || $Coro::current == $Coro::main;	499	return if tick_inhibit || $Coro::current == $Coro::main;
462		500
463	my ($time, $pri, $name) = @_;	501	my ($time, $pri, $name) = @_;
464		502
465	$time = $TICK * .6 if $time > $TICK * .6;	503	$time = clamp $time, 0.01, $TICK * .6;
		504
466	my $sig = new Coro::Signal;	505	my $sig = new Coro::Signal;
467		506
468	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	507	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
469	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	508	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
470	$SLOT_QUEUE->ready;	509	$SLOT_QUEUE->ready;
…		…
496	=cut	535	=cut
497		536
498	sub sync_job(&) {	537	sub sync_job(&) {
499	my ($job) = @_;	538	my ($job) = @_;
500		539
501	if ($Coro::current == $Coro::main) {	540	if (in_main) {
502	my $time = EV::time;	541	my $time = AE::time;
503		542
504	# this is the main coro, too bad, we have to block	543	# this is the main coro, too bad, we have to block
505	# till the operation succeeds, freezing the server :/	544	# till the operation succeeds, freezing the server :/
506		545
507	LOG llevError, Carp::longmess "sync job";#d#	546	#LOG llevError, Carp::longmess "sync job";#d#
508		547
509	my $freeze_guard = freeze_mainloop;	548	my $freeze_guard = freeze_mainloop;
510		549
511	my $busy = 1;	550	my $busy = 1;
512	my @res;	551	my @res;
513		552
514	(async {	553	(async {
515	$Coro::current->desc ("sync job coro");	554	$Coro::current->desc ("sync job coro");
516	@res = eval { $job->() };	555	@res = eval { $job->() };
517	warn $@ if $@;	556	error $@ if $@;
518	undef $busy;	557	undef $busy;
519	})->prio (Coro::PRIO_MAX);	558	})->prio (Coro::PRIO_MAX);
520		559
521	while ($busy) {	560	while ($busy) {
522	if (Coro::nready) {	561	if (Coro::nready) {
…		…
524	} else {	563	} else {
525	EV::loop EV::LOOP_ONESHOT;	564	EV::loop EV::LOOP_ONESHOT;
526	}	565	}
527	}	566	}
528		567
529	my $time = EV::time - $time;	568	my $time = AE::time - $time;
530		569
531	$TICK_START += $time; # do not account sync jobs to server load	570	$TICK_START += $time; # do not account sync jobs to server load
532		571
533	wantarray ? @res : $res[0]	572	wantarray ? @res : $res[0]
534	} else {	573	} else {
…		…
556	$EXT_CORO{$coro+0} = $coro;	595	$EXT_CORO{$coro+0} = $coro;
557		596
558	$coro	597	$coro
559	}	598	}
560		599
561	=item fork_call { }, $args	600	=item fork_call { }, @args
562		601
563	Executes the given code block with the given arguments in a seperate	602	Executes the given code block with the given arguments in a seperate
564	process, returning the results. Everything must be serialisable with	603	process, returning the results. Everything must be serialisable with
565	Coro::Storable. May, of course, block. Note that the executed sub may	604	Coro::Storable. May, of course, block. Note that the executed sub may
566	never block itself or use any form of event handling.	605	never block itself or use any form of event handling.
567		606
568	=cut	607	=cut
569		608
		609	sub post_fork {
		610	reset_signals;
		611	}
		612
570	sub fork_call(&@) {	613	sub fork_call(&@) {
571	my ($cb, @args) = @_;	614	my ($cb, @args) = @_;
572		615
573	# we seemingly have to make a local copy of the whole thing,	616	# we seemingly have to make a local copy of the whole thing,
574	# otherwise perl prematurely frees the stuff :/	617	# otherwise perl prematurely frees the stuff :/
575	# TODO: investigate and fix (likely this will be rather laborious)	618	# TODO: investigate and fix (likely this will be rather laborious)
576		619
577	my @res = Coro::Util::fork_eval {	620	my @res = Coro::Util::fork_eval {
578	reset_signals;	621	cf::post_fork;
579	&$cb	622	&$cb
580	}, @args;	623	} @args;
581		624
582	wantarray ? @res : $res[-1]	625	wantarray ? @res : $res[-1]
		626	}
		627
		628	sub objinfo {
		629	(
		630	"counter value" => cf::object::object_count,
		631	"objects created" => cf::object::create_count,
		632	"objects destroyed" => cf::object::destroy_count,
		633	"freelist size" => cf::object::free_count,
		634	"allocated objects" => cf::object::objects_size,
		635	"active objects" => cf::object::actives_size,
		636	)
583	}	637	}
584		638
585	=item $coin = coin_from_name $name	639	=item $coin = coin_from_name $name
586		640
587	=cut	641	=cut
…		…
624	within each server.	678	within each server.
625		679
626	=cut	680	=cut
627		681
628	sub db_table($) {	682	sub db_table($) {
		683	cf::error "db_get called from main context"
		684	if $Coro::current == $Coro::main;
		685
629	my ($name) = @_;	686	my ($name) = @_;
630	my $db = BDB::db_create $DB_ENV;	687	my $db = BDB::db_create $DB_ENV;
631		688
632	eval {	689	eval {
633	$db->set_flags (BDB::CHKSUM);	690	$db->set_flags (BDB::CHKSUM);
…		…
643	}	700	}
644		701
645	our $DB;	702	our $DB;
646		703
647	sub db_init {	704	sub db_init {
648	cf::sync_job {
649	$DB ||= db_table "db";	705	$DB ||= db_table "db";
650	};
651	}	706	}
652		707
653	sub db_get($$) {	708	sub db_get($$) {
654	my $key = "$_[0]/$_[1]";	709	my $key = "$_[0]/$_[1]";
655		710
656	cf::sync_job {	711	cf::error "db_get called from main context"
		712	if $Coro::current == $Coro::main;
		713
657	BDB::db_get $DB, undef, $key, my $data;	714	BDB::db_get $DB, undef, $key, my $data;
658		715
659	$! ? ()	716	$! ? ()
660	: $data	717	: $data
661	}
662	}	718	}
663		719
664	sub db_put($$$) {	720	sub db_put($$$) {
665	BDB::dbreq_pri 4;	721	BDB::dbreq_pri 4;
666	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	722	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
722		778
723	my $t1 = Time::HiRes::time;	779	my $t1 = Time::HiRes::time;
724	my $data = $process->(\@data);	780	my $data = $process->(\@data);
725	my $t2 = Time::HiRes::time;	781	my $t2 = Time::HiRes::time;
726		782
727	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	783	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
728		784
729	db_put cache => "$id/data", $data;	785	db_put cache => "$id/data", $data;
730	db_put cache => "$id/md5" , $md5;	786	db_put cache => "$id/md5" , $md5;
731	db_put cache => "$id/meta", $meta;	787	db_put cache => "$id/meta", $meta;
732		788
…		…
742		798
743	=cut	799	=cut
744		800
745	sub datalog($@) {	801	sub datalog($@) {
746	my ($type, %kv) = @_;	802	my ($type, %kv) = @_;
747	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	803	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
748	}	804	}
749		805
750	=back	806	=back
751		807
752	=cut	808	=cut
…		…
947		1003
948	} elsif (exists $cb_id{$type}) {	1004	} elsif (exists $cb_id{$type}) {
949	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1005	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
950		1006
951	} elsif (ref $type) {	1007	} elsif (ref $type) {
952	warn "attaching objects not supported, ignoring.\n";	1008	error "attaching objects not supported, ignoring.\n";
953		1009
954	} else {	1010	} else {
955	shift @arg;	1011	shift @arg;
956	warn "attach argument '$type' not supported, ignoring.\n";	1012	error "attach argument '$type' not supported, ignoring.\n";
957	}	1013	}
958	}	1014	}
959	}	1015	}
960		1016
961	sub _object_attach {	1017	sub _object_attach {
…		…
971	_attach $registry, $klass, @attach;	1027	_attach $registry, $klass, @attach;
972	}	1028	}
973		1029
974	$obj->{$name} = \%arg;	1030	$obj->{$name} = \%arg;
975	} else {	1031	} else {
976	warn "object uses attachment '$name' which is not available, postponing.\n";	1032	info "object uses attachment '$name' which is not available, postponing.\n";
977	}	1033	}
978		1034
979	$obj->{_attachment}{$name} = undef;	1035	$obj->{_attachment}{$name} = undef;
980	}	1036	}
981		1037
…		…
1040		1096
1041	for (@$callbacks) {	1097	for (@$callbacks) {
1042	eval { &{$_->[1]} };	1098	eval { &{$_->[1]} };
1043		1099
1044	if ($@) {	1100	if ($@) {
1045	warn "$@";
1046	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1101	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1047	override;	1102	override;
1048	}	1103	}
1049		1104
1050	return 1 if $override;	1105	return 1 if $override;
1051	}	1106	}
…		…
1130	for (@$attach) {	1185	for (@$attach) {
1131	my ($klass, @attach) = @$_;	1186	my ($klass, @attach) = @$_;
1132	_attach $registry, $klass, @attach;	1187	_attach $registry, $klass, @attach;
1133	}	1188	}
1134	} else {	1189	} else {
1135	warn "object uses attachment '$name' that is not available, postponing.\n";	1190	info "object uses attachment '$name' that is not available, postponing.\n";
1136	}	1191	}
1137	}	1192	}
1138	}	1193	}
1139		1194
1140	cf::attachable->attach (	1195	cf::attachable->attach (
…		…
1167	my ($filename, $rdata, $objs) = @_;	1222	my ($filename, $rdata, $objs) = @_;
1168		1223
1169	sync_job {	1224	sync_job {
1170	if (length $$rdata) {	1225	if (length $$rdata) {
1171	utf8::decode (my $decname = $filename);	1226	utf8::decode (my $decname = $filename);
1172	warn sprintf "saving %s (%d,%d)\n",	1227	trace sprintf "saving %s (%d,%d)\n",
1173	$decname, length $$rdata, scalar @$objs;	1228	$decname, length $$rdata, scalar @$objs
		1229	if $VERBOSE_IO;
1174		1230
1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1231	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1176	aio_chmod $fh, SAVE_MODE;	1232	aio_chmod $fh, SAVE_MODE;
1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1233	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1178	if ($cf::USE_FSYNC) {	1234	if ($cf::USE_FSYNC) {
…		…
1200	aio_rename "$filename~", $filename;	1256	aio_rename "$filename~", $filename;
1201		1257
1202	$filename =~ s%/[^/]+$%%;	1258	$filename =~ s%/[^/]+$%%;
1203	aio_pathsync $filename if $cf::USE_FSYNC;	1259	aio_pathsync $filename if $cf::USE_FSYNC;
1204	} else {	1260	} else {
1205	warn "unable to save objects: $filename~: $!\n";	1261	error "unable to save objects: $filename~: $!\n";
1206	}	1262	}
1207	} else {	1263	} else {
1208	aio_unlink $filename;	1264	aio_unlink $filename;
1209	aio_unlink "$filename.pst";	1265	aio_unlink "$filename.pst";
1210	}	1266	}
…		…
1234	my $st = eval { Coro::Storable::thaw $av };	1290	my $st = eval { Coro::Storable::thaw $av };
1235	$av = $st->{objs};	1291	$av = $st->{objs};
1236	}	1292	}
1237		1293
1238	utf8::decode (my $decname = $filename);	1294	utf8::decode (my $decname = $filename);
1239	warn sprintf "loading %s (%d,%d)\n",	1295	trace sprintf "loading %s (%d,%d)\n",
1240	$decname, length $data, scalar @{$av || []};	1296	$decname, length $data, scalar @{$av || []}
		1297	if $VERBOSE_IO;
1241		1298
1242	($data, $av)	1299	($data, $av)
1243	}	1300	}
1244		1301
1245	=head2 COMMAND CALLBACKS	1302	=head2 COMMAND CALLBACKS
…		…
1304	}	1361	}
1305		1362
1306	use File::Glob ();	1363	use File::Glob ();
1307		1364
1308	cf::player->attach (	1365	cf::player->attach (
1309	on_command => sub {	1366	on_unknown_command => sub {
1310	my ($pl, $name, $params) = @_;	1367	my ($pl, $name, $params) = @_;
1311		1368
1312	my $cb = $COMMAND{$name}	1369	my $cb = $COMMAND{$name}
1313	or return;	1370	or return;
1314		1371
…		…
1337		1394
1338	$pl->ext_reply ($reply, @reply)	1395	$pl->ext_reply ($reply, @reply)
1339	if $reply;	1396	if $reply;
1340		1397
1341	} else {	1398	} else {
1342	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1399	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1343	}	1400	}
1344		1401
1345	cf::override;	1402	cf::override;
1346	},	1403	},
1347	);	1404	);
…		…
1358		1415
1359	$grp	1416	$grp
1360	}	1417	}
1361		1418
1362	sub load_extensions {	1419	sub load_extensions {
		1420	info "loading extensions...";
		1421
1363	cf::sync_job {	1422	cf::sync_job {
1364	my %todo;	1423	my %todo;
1365		1424
1366	for my $path (<$LIBDIR/*.ext>) {	1425	for my $path (<$LIBDIR/*.ext>) {
1367	next unless -r $path;	1426	next unless -r $path;
…		…
1385		1444
1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1445	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1446	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1388		1447
1389	$ext{source} =	1448	$ext{source} =
1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1449	"package $pkg; use common::sense;\n"
1391	. "#line 1 \"$path\"\n{\n"	1450	. "#line 1 \"$path\"\n{\n"
1392	. $source	1451	. $source
1393	. "\n};\n1";	1452	. "\n};\n1";
1394		1453
1395	$todo{$base} = \%ext;	1454	$todo{$base} = \%ext;
1396	}	1455	}
1397		1456
		1457	my $pass = 0;
1398	my %done;	1458	my %done;
1399	while (%todo) {	1459	while (%todo) {
1400	my $progress;	1460	my $progress;
1401		1461
		1462	++$pass;
		1463
		1464	ext:
1402	while (my ($k, $v) = each %todo) {	1465	while (my ($k, $v) = each %todo) {
1403	for (split /,\s*/, $v->{meta}{depends}) {	1466	for (split /,\s*/, $v->{meta}{depends}) {
1404	goto skip	1467	next ext
1405	unless exists $done{$_};	1468	unless exists $done{$_};
1406	}	1469	}
1407		1470
1408	warn "... loading '$k' into '$v->{pkg}'\n";	1471	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1409		1472
1410	unless (eval $v->{source}) {	1473	my $active = eval $v->{source};
		1474
		1475	if (length $@) {
1411	my $msg = $@ ? "$v->{path}: $@\n"	1476	error "$v->{path}: $@\n";
1412	: "$v->{base}: extension inactive.\n";
1413		1477
1414	if (exists $v->{meta}{mandatory}) {
1415	warn $msg;
1416	cf::cleanup "mandatory extension failed to load, exiting.";	1478	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1417	}	1479	if exists $v->{meta}{mandatory};
1418		1480
1419	warn $msg;	1481	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1482	delete $todo{$k};
		1483	} else {
		1484	$done{$k} = delete $todo{$k};
		1485	push @EXTS, $v->{pkg};
		1486	$progress = 1;
		1487
		1488	info "$v->{base}: extension inactive.\n"
		1489	unless $active;
1420	}	1490	}
1421
1422	$done{$k} = delete $todo{$k};
1423	push @EXTS, $v->{pkg};
1424	$progress = 1;
1425	}	1491	}
1426		1492
1427	skip:	1493	unless ($progress) {
1428	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1494	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1429	unless $progress;	1495
		1496	while (my ($k, $v) = each %todo) {
		1497	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1498	if exists $v->{meta}{mandatory};
		1499	}
		1500	}
1430	}	1501	}
1431	};	1502	};
1432	}	1503	}
1433		1504
1434	#############################################################################	1505	#############################################################################
…		…
1518	$cf::PLAYER{$login} = $pl	1589	$cf::PLAYER{$login} = $pl
1519	}	1590	}
1520	}	1591	}
1521	}	1592	}
1522		1593
		1594	cf::player->attach (
		1595	on_load => sub {
		1596	my ($pl, $path) = @_;
		1597
		1598	# restore slots saved in save, below
		1599	my $slots = delete $pl->{_slots};
		1600
		1601	$pl->ob->current_weapon ($slots->[0]);
		1602	$pl->combat_ob ($slots->[1]);
		1603	$pl->ranged_ob ($slots->[2]);
		1604	},
		1605	);
		1606
1523	sub save($) {	1607	sub save($) {
1524	my ($pl) = @_;	1608	my ($pl) = @_;
1525		1609
1526	return if $pl->{deny_save};	1610	return if $pl->{deny_save};
1527		1611
…		…
1532		1616
1533	aio_mkdir playerdir $pl, 0770;	1617	aio_mkdir playerdir $pl, 0770;
1534	$pl->{last_save} = $cf::RUNTIME;	1618	$pl->{last_save} = $cf::RUNTIME;
1535		1619
1536	cf::get_slot 0.01;	1620	cf::get_slot 0.01;
		1621
		1622	# save slots, to be restored later
		1623	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1537		1624
1538	$pl->save_pl ($path);	1625	$pl->save_pl ($path);
1539	cf::cede_to_tick;	1626	cf::cede_to_tick;
1540	}	1627	}
1541		1628
…		…
1575	my $name = $pl->ob->name;	1662	my $name = $pl->ob->name;
1576		1663
1577	$pl->{deny_save} = 1;	1664	$pl->{deny_save} = 1;
1578	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1665	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1579		1666
1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1667	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1581	$pl->deactivate;	1668	$pl->deactivate;
		1669
1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1670	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1583	$pl->ob->check_score;
1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1671	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1672	ext::highscore::check ($pl->ob);
		1673
1585	$pl->ns->destroy if $pl->ns;	1674	$pl->ns->destroy if $pl->ns;
1586		1675
1587	my $path = playerdir $pl;	1676	my $path = playerdir $pl;
1588	my $temp = "$path~$cf::RUNTIME~deleting~";	1677	my $temp = "$path~$cf::RUNTIME~deleting~";
1589	aio_rename $path, $temp;	1678	aio_rename $path, $temp;
…		…
1643	\@logins	1732	\@logins
1644	}	1733	}
1645		1734
1646	=item $player->maps	1735	=item $player->maps
1647		1736
		1737	=item cf::player::maps $login
		1738
1648	Returns an arrayref of map paths that are private for this	1739	Returns an arrayref of map paths that are private for this
1649	player. May block.	1740	player. May block.
1650		1741
1651	=cut	1742	=cut
1652		1743
…		…
1714	=cut	1805	=cut
1715		1806
1716	sub find_by_path($) {	1807	sub find_by_path($) {
1717	my ($path) = @_;	1808	my ($path) = @_;
1718		1809
		1810	$path =~ s/^~[^\/]*//; # skip ~login
		1811
1719	my ($match, $specificity);	1812	my ($match, $specificity);
1720		1813
1721	for my $region (list) {	1814	for my $region (list) {
1722	if ($region->{match} && $path =~ $region->{match}) {	1815	if ($region->{match} && $path =~ $region->{match}) {
1723	($match, $specificity) = ($region, $region->specificity)	1816	($match, $specificity) = ($region, $region->specificity)
…		…
1754	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1847	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1755		1848
1756	# mit "rum" bekleckern, nicht	1849	# mit "rum" bekleckern, nicht
1757	$self->_create_random_map (	1850	$self->_create_random_map (
1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1851	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1852	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1853	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1761	$rmp->{exit_on_final_map},	1854	$rmp->{exit_on_final_map},
1762	$rmp->{xsize}, $rmp->{ysize},	1855	$rmp->{xsize}, $rmp->{ysize},
1763	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1856	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1764	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1857	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1779		1872
1780	sub register {	1873	sub register {
1781	my (undef, $regex, $prio) = @_;	1874	my (undef, $regex, $prio) = @_;
1782	my $pkg = caller;	1875	my $pkg = caller;
1783		1876
1784	no strict;
1785	push @{"$pkg\::ISA"}, __PACKAGE__;	1877	push @{"$pkg\::ISA"}, __PACKAGE__;
1786		1878
1787	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1879	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1788	}	1880	}
1789		1881
1790	# also paths starting with '/'	1882	# also paths starting with '/'
1791	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1883	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1792		1884
1793	sub thawer_merge {	1885	sub thawer_merge {
1794	my ($self, $merge) = @_;	1886	my ($self, $merge) = @_;
1795		1887
1796	# we have to keep some variables in memory intact	1888	# we have to keep some variables in memory intact
…		…
1801	}	1893	}
1802		1894
1803	sub normalise {	1895	sub normalise {
1804	my ($path, $base) = @_;	1896	my ($path, $base) = @_;
1805		1897
1806	$path = "$path"; # make sure its a string	1898	$path = "$path"; # make sure it's a string
1807		1899
1808	$path =~ s/\.map$//;	1900	$path =~ s/\.map$//;
1809		1901
1810	# map plan:	1902	# map plan:
1811	#	1903	#
…		…
1850	$self->init; # pass $1 etc.	1942	$self->init; # pass $1 etc.
1851	return $self;	1943	return $self;
1852	}	1944	}
1853	}	1945	}
1854		1946
1855	Carp::cluck "unable to resolve path '$path' (base '$base').";	1947	Carp::cluck "unable to resolve path '$path' (base '$base')";
1856	()	1948	()
1857	}	1949	}
1858		1950
1859	sub init {	1951	sub init {
1860	my ($self) = @_;	1952	my ($self) = @_;
…		…
1982	}	2074	}
1983		2075
1984	sub find;	2076	sub find;
1985	sub find {	2077	sub find {
1986	my ($path, $origin) = @_;	2078	my ($path, $origin) = @_;
		2079
		2080	cf::cede_to_tick;
1987		2081
1988	$path = normalise $path, $origin && $origin->path;	2082	$path = normalise $path, $origin && $origin->path;
1989		2083
1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2084	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1991	my $guard2 = cf::lock_acquire "map_find:$path";	2085	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
2010		2104
2011	$cf::MAP{$path} = $map	2105	$cf::MAP{$path} = $map
2012	}	2106	}
2013	}	2107	}
2014		2108
2015	sub pre_load { }	2109	sub pre_load { }
2016	sub post_load { }	2110	#sub post_load { } # XS
2017		2111
2018	sub load {	2112	sub load {
2019	my ($self) = @_;	2113	my ($self) = @_;
2020		2114
2021	local $self->{deny_reset} = 1; # loading can take a long time	2115	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2078	}	2172	}
2079		2173
2080	$self->post_load;	2174	$self->post_load;
2081	}	2175	}
2082		2176
		2177	# customize the map for a given player, i.e.
		2178	# return the _real_ map. used by e.g. per-player
		2179	# maps to change the path to ~playername/mappath
2083	sub customise_for {	2180	sub customise_for {
2084	my ($self, $ob) = @_;	2181	my ($self, $ob) = @_;
2085		2182
2086	return find "~" . $ob->name . "/" . $self->{path}	2183	return find "~" . $ob->name . "/" . $self->{path}
2087	if $self->per_player;	2184	if $self->per_player;
…		…
2103	or next;	2200	or next;
2104	$neigh = find $neigh, $map	2201	$neigh = find $neigh, $map
2105	or next;	2202	or next;
2106	$neigh->load;	2203	$neigh->load;
2107		2204
		2205	# now find the diagonal neighbours
2108	push @neigh,	2206	push @neigh,
2109	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2207	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2110	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2208	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2111	}	2209	}
2112		2210
…		…
2119	}	2217	}
2120		2218
2121	sub find_sync {	2219	sub find_sync {
2122	my ($path, $origin) = @_;	2220	my ($path, $origin) = @_;
2123		2221
2124	cf::sync_job { find $path, $origin }	2222	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2223	if $Coro::current == $Coro::main;
		2224
		2225	find $path, $origin
2125	}	2226	}
2126		2227
2127	sub do_load_sync {	2228	sub do_load_sync {
2128	my ($map) = @_;	2229	my ($map) = @_;
2129		2230
2130	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2231	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2131	if $Coro::current == $Coro::main;	2232	if $Coro::current == $Coro::main;
2132		2233
2133	cf::sync_job { $map->load };	2234	$map->load;
2134	}	2235	}
2135		2236
2136	our %MAP_PREFETCH;	2237	our %MAP_PREFETCH;
2137	our $MAP_PREFETCHER = undef;	2238	our $MAP_PREFETCHER = undef;
2138		2239
…		…
2164	$MAP_PREFETCHER->prio (6);	2265	$MAP_PREFETCHER->prio (6);
2165		2266
2166	()	2267	()
2167	}	2268	}
2168		2269
		2270	# common code, used by both ->save and ->swapout
2169	sub save {	2271	sub _save {
2170	my ($self) = @_;	2272	my ($self) = @_;
2171
2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
2173		2273
2174	$self->{last_save} = $cf::RUNTIME;	2274	$self->{last_save} = $cf::RUNTIME;
2175		2275
2176	return unless $self->dirty;	2276	return unless $self->dirty;
2177		2277
…		…
2197	} else {	2297	} else {
2198	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2298	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2199	}	2299	}
2200	}	2300	}
2201		2301
		2302	sub save {
		2303	my ($self) = @_;
		2304
		2305	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2306
		2307	$self->_save;
		2308	}
		2309
2202	sub swap_out {	2310	sub swap_out {
2203	my ($self) = @_;	2311	my ($self) = @_;
2204		2312
2205	# save first because save cedes
2206	$self->save;
2207
2208	my $lock = cf::lock_acquire "map_data:$self->{path}";	2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
2209		2314
2210	return if $self->players;
2211	return if $self->in_memory != cf::MAP_ACTIVE;	2315	return if $self->in_memory != cf::MAP_ACTIVE;
2212	return if $self->{deny_save};	2316	return if $self->{deny_save};
		2317	return if $self->players;
2213		2318
		2319	# first deactivate the map and "unlink" it from the core
		2320	$self->deactivate;
		2321	$_->clear_links_to ($self) for values %cf::MAP;
2214	$self->in_memory (cf::MAP_SWAPPED);	2322	$self->in_memory (cf::MAP_SWAPPED);
		2323
		2324	# then atomically save
		2325	$self->_save;
		2326
		2327	# then free the map
		2328	$self->clear;
		2329	}
		2330
		2331	sub reset_at {
		2332	my ($self) = @_;
		2333
		2334	# TODO: safety, remove and allow resettable per-player maps
		2335	return 1e99 if $self->{deny_reset};
		2336
		2337	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2338	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2339
		2340	$time + $to
		2341	}
		2342
		2343	sub should_reset {
		2344	my ($self) = @_;
		2345
		2346	$self->reset_at <= $cf::RUNTIME
		2347	}
		2348
		2349	sub reset {
		2350	my ($self) = @_;
		2351
		2352	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2353
		2354	return if $self->players;
		2355
		2356	cf::trace "resetting map ", $self->path, "\n";
		2357
		2358	$self->in_memory (cf::MAP_SWAPPED);
		2359
		2360	# need to save uniques path
		2361	unless ($self->{deny_save}) {
		2362	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2363
		2364	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2365	if $uniq;
		2366	}
		2367
		2368	delete $cf::MAP{$self->path};
2215		2369
2216	$self->deactivate;	2370	$self->deactivate;
2217	$_->clear_links_to ($self) for values %cf::MAP;	2371	$_->clear_links_to ($self) for values %cf::MAP;
2218	$self->clear;	2372	$self->clear;
2219	}
2220
2221	sub reset_at {
2222	my ($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		2373
2264	$self->unlink_save;	2374	$self->unlink_save;
2265	$self->destroy;	2375	$self->destroy;
2266	}	2376	}
2267		2377
…		…
2275		2385
2276	delete $cf::MAP{$self->path};	2386	delete $cf::MAP{$self->path};
2277		2387
2278	$self->unlink_save;	2388	$self->unlink_save;
2279		2389
2280	bless $self, "cf::map";	2390	bless $self, "cf::map::wrap";
2281	delete $self->{deny_reset};	2391	delete $self->{deny_reset};
2282	$self->{deny_save} = 1;	2392	$self->{deny_save} = 1;
2283	$self->reset_timeout (1);	2393	$self->reset_timeout (1);
2284	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2394	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2285		2395
…		…
2515		2625
2516	Freezes the player and moves him/her to a special map (C<{link}>).	2626	Freezes the player and moves him/her to a special map (C<{link}>).
2517		2627
2518	The player should be reasonably safe there for short amounts of time (e.g.	2628	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,	2629	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	2630	though, as the player cannot control the character while it is on the link
2521	map.	2631	map.
2522		2632
2523	Will never block.	2633	Will never block.
2524		2634
2525	=item $player_object->leave_link ($map, $x, $y)	2635	=item $player_object->leave_link ($map, $x, $y)
…		…
2546	sub cf::object::player::enter_link {	2656	sub cf::object::player::enter_link {
2547	my ($self) = @_;	2657	my ($self) = @_;
2548		2658
2549	$self->deactivate_recursive;	2659	$self->deactivate_recursive;
2550		2660
		2661	++$self->{_link_recursion};
		2662
2551	return if UNIVERSAL::isa $self->map, "ext::map_link";	2663	return if UNIVERSAL::isa $self->map, "ext::map_link";
2552		2664
2553	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2665	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2554	if $self->map && $self->map->{path} ne "{link}";	2666	if $self->map && $self->map->{path} ne "{link}";
2555		2667
2556	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2668	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2557	}	2669	}
2558		2670
2559	sub cf::object::player::leave_link {	2671	sub cf::object::player::leave_link {
2560	my ($self, $map, $x, $y) = @_;	2672	my ($self, $map, $x, $y) = @_;
2561		2673
…		…
2586	$map->load_neighbours;	2698	$map->load_neighbours;
2587		2699
2588	return unless $self->contr->active;	2700	return unless $self->contr->active;
2589		2701
2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2702	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2591	$self->enter_map ($map, $x, $y);	2703	if ($self->enter_map ($map, $x, $y)) {
2592		2704	# entering was successful
		2705	delete $self->{_link_recursion};
2593	# only activate afterwards, to support waiting in hooks	2706	# only activate afterwards, to support waiting in hooks
2594	$self->activate_recursive;	2707	$self->activate_recursive;
2595	}	2708	}
2596		2709
		2710	}
		2711
2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2712	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2598		2713
2599	Moves the player to the given map-path and coordinates by first freezing	2714	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	2715	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	2716	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	2717	the new (success) or old (failed) map position. In either case, $done will
…		…
2609		2724
2610	our $GOTOGEN;	2725	our $GOTOGEN;
2611		2726
2612	sub cf::object::player::goto {	2727	sub cf::object::player::goto {
2613	my ($self, $path, $x, $y, $check, $done) = @_;	2728	my ($self, $path, $x, $y, $check, $done) = @_;
		2729
		2730	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2731	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2732	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2733	($path, $x, $y) = @$EMERGENCY_POSITION;
		2734	}
2614		2735
2615	# do generation counting so two concurrent goto's will be executed in-order	2736	# do generation counting so two concurrent goto's will be executed in-order
2616	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2737	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2617		2738
2618	$self->enter_link;	2739	$self->enter_link;
…		…
2642	my $map = eval {	2763	my $map = eval {
2643	my $map = defined $path ? cf::map::find $path : undef;	2764	my $map = defined $path ? cf::map::find $path : undef;
2644		2765
2645	if ($map) {	2766	if ($map) {
2646	$map = $map->customise_for ($self);	2767	$map = $map->customise_for ($self);
2647	$map = $check->($map) if $check && $map;	2768	$map = $check->($map, $x, $y, $self) if $check && $map;
2648	} else {	2769	} else {
2649	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2770	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2650	}	2771	}
2651		2772
2652	$map	2773	$map
…		…
2660	if ($gen == $self->{_goto_generation}) {	2781	if ($gen == $self->{_goto_generation}) {
2661	delete $self->{_goto_generation};	2782	delete $self->{_goto_generation};
2662	$self->leave_link ($map, $x, $y);	2783	$self->leave_link ($map, $x, $y);
2663	}	2784	}
2664		2785
2665	$done->() if $done;	2786	$done->($self) if $done;
2666	})->prio (1);	2787	})->prio (1);
2667	}	2788	}
2668		2789
2669	=item $player_object->enter_exit ($exit_object)	2790	=item $player_object->enter_exit ($exit_object)
2670		2791
…		…
2763	$self->message ("Something went wrong deep within the deliantra server. "	2884	$self->message ("Something went wrong deep within the deliantra server. "
2764	. "I'll try to bring you back to the map you were before. "	2885	. "I'll try to bring you back to the map you were before. "
2765	. "Please report this to the dungeon master!",	2886	. "Please report this to the dungeon master!",
2766	cf::NDI_UNIQUE | cf::NDI_RED);	2887	cf::NDI_UNIQUE | cf::NDI_RED);
2767		2888
2768	warn "ERROR in enter_exit: $@";	2889	error "ERROR in enter_exit: $@";
2769	$self->leave_link;	2890	$self->leave_link;
2770	}	2891	}
2771	})->prio (1);	2892	})->prio (1);
2772	}	2893	}
2773		2894
…		…
3086		3207
3087	$ns->ext_reply ($reply, @reply)	3208	$ns->ext_reply ($reply, @reply)
3088	if $reply;	3209	if $reply;
3089		3210
3090	} else {	3211	} else {
3091	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3212	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3092	}	3213	}
3093		3214
3094	cf::override;	3215	cf::override;
3095	},	3216	},
3096	);	3217	);
…		…
3116		3237
3117	$coro	3238	$coro
3118	}	3239	}
3119		3240
3120	cf::client->attach (	3241	cf::client->attach (
3121	on_destroy => sub {	3242	on_client_destroy => sub {
3122	my ($ns) = @_;	3243	my ($ns) = @_;
3123		3244
3124	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3245	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3125	},	3246	},
3126	);	3247	);
…		…
3142	our $safe_hole = new Safe::Hole;	3263	our $safe_hole = new Safe::Hole;
3143		3264
3144	$SIG{FPE} = 'IGNORE';	3265	$SIG{FPE} = 'IGNORE';
3145		3266
3146	$safe->permit_only (Opcode::opset qw(	3267	$safe->permit_only (Opcode::opset qw(
3147	:base_core :base_mem :base_orig :base_math	3268	:base_core :base_mem :base_orig :base_math :base_loop
3148	grepstart grepwhile mapstart mapwhile	3269	grepstart grepwhile mapstart mapwhile
3149	sort time	3270	sort time
3150	));	3271	));
3151		3272
3152	# here we export the classes and methods available to script code	3273	# here we export the classes and methods available to script code
…		…
3177	decrease split destroy change_exp value msg lore send_msg)],	3298	decrease split destroy change_exp value msg lore send_msg)],
3178	["cf::object::player" => qw(player)],	3299	["cf::object::player" => qw(player)],
3179	["cf::player" => qw(peaceful send_msg)],	3300	["cf::player" => qw(peaceful send_msg)],
3180	["cf::map" => qw(trigger)],	3301	["cf::map" => qw(trigger)],
3181	) {	3302	) {
3182	no strict 'refs';
3183	my ($pkg, @funs) = @$_;	3303	my ($pkg, @funs) = @$_;
3184	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3304	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3185	for @funs;	3305	for @funs;
3186	}	3306	}
3187		3307
…		…
3204	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3324	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3205	$qcode =~ s/\n/\\n/g;	3325	$qcode =~ s/\n/\\n/g;
3206		3326
3207	%vars = (_dummy => 0) unless %vars;	3327	%vars = (_dummy => 0) unless %vars;
3208		3328
		3329	my @res;
3209	local $_;	3330	local $_;
3210	local @safe::cf::_safe_eval_args = values %vars;
3211		3331
3212	my $eval =	3332	my $eval =
3213	"do {\n"	3333	"do {\n"
3214	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3334	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3215	. "#line 0 \"{$qcode}\"\n"	3335	. "#line 0 \"{$qcode}\"\n"
3216	. $code	3336	. $code
3217	. "\n}"	3337	. "\n}"
3218	;	3338	;
3219		3339
		3340	if ($CFG{safe_eval}) {
3220	sub_generation_inc;	3341	sub_generation_inc;
		3342	local @safe::cf::_safe_eval_args = values %vars;
3221	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3343	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3222	sub_generation_inc;	3344	sub_generation_inc;
		3345	} else {
		3346	local @cf::_safe_eval_args = values %vars;
		3347	@res = wantarray ? eval eval : scalar eval $eval;
		3348	}
3223		3349
3224	if ($@) {	3350	if ($@) {
3225	warn "$@";	3351	warn "$@",
3226	warn "while executing safe code '$code'\n";	3352	"while executing safe code '$code'\n",
3227	warn "with arguments " . (join " ", %vars) . "\n";	3353	"with arguments " . (join " ", %vars) . "\n";
3228	}	3354	}
3229		3355
3230	wantarray ? @res : $res[0]	3356	wantarray ? @res : $res[0]
3231	}	3357	}
3232		3358
…		…
3246	=cut	3372	=cut
3247		3373
3248	sub register_script_function {	3374	sub register_script_function {
3249	my ($fun, $cb) = @_;	3375	my ($fun, $cb) = @_;
3250		3376
3251	no strict 'refs';	3377	$fun = "safe::$fun" if $CFG{safe_eval};
3252	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3378	*$fun = $safe_hole->wrap ($cb);
3253	}	3379	}
3254		3380
3255	=back	3381	=back
3256		3382
3257	=cut	3383	=cut
…		…
3266	# for this (global event?)	3392	# for this (global event?)
3267	%ext::player_env::MUSIC_FACE_CACHE = ();	3393	%ext::player_env::MUSIC_FACE_CACHE = ();
3268		3394
3269	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3395	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3270		3396
3271	warn "loading facedata from $path\n";	3397	trace "loading facedata from $path\n";
3272		3398
3273	my $facedata;
3274	0 < aio_load $path, $facedata	3399	0 < aio_load $path, my $facedata
3275	or die "$path: $!";	3400	or die "$path: $!";
3276		3401
3277	$facedata = Coro::Storable::thaw $facedata;	3402	$facedata = Coro::Storable::thaw $facedata;
3278		3403
3279	$facedata->{version} == 2	3404	$facedata->{version} == 2
3280	or cf::cleanup "$path: version mismatch, cannot proceed.";	3405	or cf::cleanup "$path: version mismatch, cannot proceed.";
3281		3406
3282	# patch in the exptable	3407	# patch in the exptable
		3408	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3283	$facedata->{resource}{"res/exp_table"} = {	3409	$facedata->{resource}{"res/exp_table"} = {
3284	type => FT_RSRC,	3410	type => FT_RSRC,
3285	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3411	data => $exp_table,
		3412	hash => (Digest::MD5::md5 $exp_table),
3286	};	3413	};
3287	cf::cede_to_tick;	3414	cf::cede_to_tick;
3288		3415
3289	{	3416	{
3290	my $faces = $facedata->{faceinfo};	3417	my $faces = $facedata->{faceinfo};
…		…
3292	while (my ($face, $info) = each %$faces) {	3419	while (my ($face, $info) = each %$faces) {
3293	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3420	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3294		3421
3295	cf::face::set_visibility $idx, $info->{visibility};	3422	cf::face::set_visibility $idx, $info->{visibility};
3296	cf::face::set_magicmap $idx, $info->{magicmap};	3423	cf::face::set_magicmap $idx, $info->{magicmap};
3297	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3424	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3298	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3425	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3299		3426
3300	cf::cede_to_tick;	3427	cf::cede_to_tick;
3301	}	3428	}
3302		3429
3303	while (my ($face, $info) = each %$faces) {	3430	while (my ($face, $info) = each %$faces) {
…		…
3308		3435
3309	if (my $smooth = cf::face::find $info->{smooth}) {	3436	if (my $smooth = cf::face::find $info->{smooth}) {
3310	cf::face::set_smooth $idx, $smooth;	3437	cf::face::set_smooth $idx, $smooth;
3311	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3438	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3312	} else {	3439	} else {
3313	warn "smooth face '$info->{smooth}' not found for face '$face'";	3440	error "smooth face '$info->{smooth}' not found for face '$face'";
3314	}	3441	}
3315		3442
3316	cf::cede_to_tick;	3443	cf::cede_to_tick;
3317	}	3444	}
3318	}	3445	}
…		…
3327		3454
3328	cf::anim::invalidate_all; # d'oh	3455	cf::anim::invalidate_all; # d'oh
3329	}	3456	}
3330		3457
3331	{	3458	{
3332	# TODO: for gcfclient pleasure, we should give resources
3333	# that gcfclient doesn't grok a >10000 face index.
3334	my $res = $facedata->{resource};	3459	my $res = $facedata->{resource};
3335		3460
3336	while (my ($name, $info) = each %$res) {	3461	while (my ($name, $info) = each %$res) {
3337	if (defined $info->{type}) {	3462	if (defined $info->{type}) {
3338	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3463	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3339	my $data;
3340		3464
3341	if ($info->{type} & 1) {	3465	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};	3466	cf::face::set_type $idx, $info->{type};
3356	} else {	3467	} else {
3357	$RESOURCE{$name} = $info;	3468	$RESOURCE{$name} = $info; # unused
3358	}	3469	}
3359		3470
3360	cf::cede_to_tick;	3471	cf::cede_to_tick;
3361	}	3472	}
3362	}	3473	}
3363		3474
3364	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3475	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3365		3476
3366	1	3477	1
3367	}	3478	}
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 => $face;
3385	}
3386	}
3387	});
3388		3479
3389	register_exticmd fx_want => sub {	3480	register_exticmd fx_want => sub {
3390	my ($ns, $want) = @_;	3481	my ($ns, $want) = @_;
3391		3482
3392	while (my ($k, $v) = each %$want) {	3483	while (my ($k, $v) = each %$want) {
…		…
3431	sub reload_treasures {	3522	sub reload_treasures {
3432	load_resource_file "$DATADIR/treasures"	3523	load_resource_file "$DATADIR/treasures"
3433	or die "unable to load treasurelists\n";	3524	or die "unable to load treasurelists\n";
3434	}	3525	}
3435		3526
		3527	sub reload_sound {
		3528	trace "loading sound config from $DATADIR/sound\n";
		3529
		3530	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3531	or die "$DATADIR/sound $!";
		3532
		3533	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3534
		3535	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3536	my $sound = $soundconf->{compat}[$_]
		3537	or next;
		3538
		3539	my $face = cf::face::find "sound/$sound->[1]";
		3540	cf::sound::set $sound->[0] => $face;
		3541	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3542	}
		3543
		3544	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3545	my $face = cf::face::find "sound/$v";
		3546	cf::sound::set $k => $face;
		3547	}
		3548	}
		3549
3436	sub reload_resources {	3550	sub reload_resources {
3437	warn "reloading resource files...\n";	3551	trace "reloading resource files...\n";
3438		3552
		3553	reload_exp_table;
		3554	reload_materials;
3439	reload_facedata;	3555	reload_facedata;
		3556	reload_sound;
3440	reload_archetypes;	3557	reload_archetypes;
3441	reload_regions;	3558	reload_regions;
3442	reload_treasures;	3559	reload_treasures;
3443		3560
3444	warn "finished reloading resource files\n";	3561	trace "finished reloading resource files\n";
3445	}	3562	}
3446		3563
3447	sub reload_config {	3564	sub reload_config {
3448	warn "reloading config file...\n";	3565	trace "reloading config file...\n";
3449		3566
3450	open my $fh, "<:utf8", "$CONFDIR/config"	3567	0 < aio_load "$CONFDIR/config", my $config
3451	or return;	3568	or die "$CONFDIR/config: $!";
3452		3569
3453	local $/;	3570	utf8::decode $config;
3454	*CFG = YAML::XS::Load scalar <$fh>;	3571	*CFG = yaml_load $config;
3455		3572
3456	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3573	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3457		3574
3458	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3575	$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};	3576	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3460		3577
3461	if (exists $CFG{mlockall}) {	3578	if (exists $CFG{mlockall}) {
…		…
3463	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3580	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3464	and die "WARNING: m(un)lockall failed: $!\n";	3581	and die "WARNING: m(un)lockall failed: $!\n";
3465	};	3582	};
3466	warn $@ if $@;	3583	warn $@ if $@;
3467	}	3584	}
3468
3469	warn "finished reloading resource files\n";
3470	}	3585	}
3471		3586
3472	sub pidfile() {	3587	sub pidfile() {
3473	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3588	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3474	or die "$PIDFILE: $!";	3589	or die "$PIDFILE: $!";
…		…
3487	seek $fh, 0, 0;	3602	seek $fh, 0, 0;
3488	print $fh $$;	3603	print $fh $$;
3489	}	3604	}
3490		3605
3491	sub main_loop {	3606	sub main_loop {
3492	warn "EV::loop starting\n";	3607	trace "EV::loop starting\n";
3493	if (1) {	3608	if (1) {
3494	EV::loop;	3609	EV::loop;
3495	}	3610	}
3496	warn "EV::loop returned\n";	3611	trace "EV::loop returned\n";
3497	goto &main_loop unless $REALLY_UNLOOP;	3612	goto &main_loop unless $REALLY_UNLOOP;
3498	}	3613	}
3499		3614
3500	sub main {	3615	sub main {
3501	cf::init_globals; # initialise logging	3616	cf::init_globals; # initialise logging
3502		3617
3503	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3618	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3504	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3619	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3505	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3620	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3506	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3621	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		3622
3513	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3623	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3514		3624
3515	# we must not ever block the main coroutine	3625	# we must not ever block the main coroutine
3516	local $Coro::idle = sub {	3626	local $Coro::idle = sub {
…		…
3522	};	3632	};
3523		3633
3524	evthread_start IO::AIO::poll_fileno;	3634	evthread_start IO::AIO::poll_fileno;
3525		3635
3526	cf::sync_job {	3636	cf::sync_job {
		3637	cf::incloader::init ();
		3638
		3639	cf::init_anim;
		3640	cf::init_attackmess;
		3641	cf::init_dynamic;
		3642
3527	cf::load_settings;	3643	cf::load_settings;
3528	cf::load_materials;
3529		3644
3530	reload_resources;	3645	reload_resources;
3531	reload_config;	3646	reload_config;
3532	db_init;	3647	db_init;
3533		3648
3534	cf::init_uuid;	3649	cf::init_uuid;
3535	cf::init_signals;	3650	cf::init_signals;
3536	cf::init_commands;
3537	cf::init_skills;	3651	cf::init_skills;
3538		3652
3539	cf::init_beforeplay;	3653	cf::init_beforeplay;
3540		3654
3541	atomic;	3655	atomic;
…		…
3549	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3663	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3550		3664
3551	(pop @POST_INIT)->(0) while @POST_INIT;	3665	(pop @POST_INIT)->(0) while @POST_INIT;
3552	};	3666	};
3553		3667
		3668	cf::object::thawer::errors_are_fatal 0;
		3669	info "parse errors in files are no longer fatal from this point on.\n";
		3670
		3671	my $free_main; $free_main = EV::idle sub {
		3672	undef $free_main;
		3673	undef &main; # free gobs of memory :)
		3674	};
		3675
3554	main_loop;	3676	goto &main_loop;
3555	}	3677	}
3556		3678
3557	#############################################################################	3679	#############################################################################
3558	# initialisation and cleanup	3680	# initialisation and cleanup
3559		3681
3560	# install some emergency cleanup handlers	3682	# install some emergency cleanup handlers
3561	BEGIN {	3683	BEGIN {
3562	our %SIGWATCHER = ();	3684	our %SIGWATCHER = ();
3563	for my $signal (qw(INT HUP TERM)) {	3685	for my $signal (qw(INT HUP TERM)) {
3564	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3686	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3565	cf::cleanup "SIG$signal";	3687	cf::cleanup "SIG$signal";
3566	};	3688	};
3567	}	3689	}
3568	}	3690	}
3569		3691
3570	sub write_runtime_sync {	3692	sub write_runtime_sync {
		3693	my $t0 = AE::time;
		3694
3571	# first touch the runtime file to show we are still running:	3695	# first touch the runtime file to show we are still running:
3572	# the fsync below can take a very very long time.	3696	# the fsync below can take a very very long time.
3573		3697
3574	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3698	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3575		3699
3576	my $guard = cf::lock_acquire "write_runtime";	3700	my $guard = cf::lock_acquire "write_runtime";
3577		3701
3578	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3702	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3579	or return;	3703	or return;
3580		3704
3581	my $value = $cf::RUNTIME + 90 + 10;	3705	my $value = $cf::RUNTIME + 90 + 10;
3582	# 10 is the runtime save interval, for a monotonic clock	3706	# 10 is the runtime save interval, for a monotonic clock
3583	# 60 allows for the watchdog to kill the server.	3707	# 60 allows for the watchdog to kill the server.
…		…
3596	or return;	3720	or return;
3597		3721
3598	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3722	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3599	and return;	3723	and return;
3600		3724
3601	warn "runtime file written.\n";	3725	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3602		3726
3603	1	3727	1
3604	}	3728	}
3605		3729
3606	our $uuid_lock;	3730	our $uuid_lock;
…		…
3618	or return;	3742	or return;
3619		3743
3620	my $value = uuid_seq uuid_cur;	3744	my $value = uuid_seq uuid_cur;
3621		3745
3622	unless ($value) {	3746	unless ($value) {
3623	warn "cowardly refusing to write zero uuid value!\n";	3747	info "cowardly refusing to write zero uuid value!\n";
3624	return;	3748	return;
3625	}	3749	}
3626		3750
3627	my $value = uuid_str $value + $uuid_skip;	3751	my $value = uuid_str $value + $uuid_skip;
3628	$uuid_skip = 0;	3752	$uuid_skip = 0;
…		…
3638	or return;	3762	or return;
3639		3763
3640	aio_rename "$uuid~", $uuid	3764	aio_rename "$uuid~", $uuid
3641	and return;	3765	and return;
3642		3766
3643	warn "uuid file written ($value).\n";	3767	trace "uuid file written ($value).\n";
3644		3768
3645	1	3769	1
3646		3770
3647	}	3771	}
3648		3772
…		…
3654	}	3778	}
3655		3779
3656	sub emergency_save() {	3780	sub emergency_save() {
3657	my $freeze_guard = cf::freeze_mainloop;	3781	my $freeze_guard = cf::freeze_mainloop;
3658		3782
3659	warn "emergency_perl_save: enter\n";	3783	info "emergency_perl_save: enter\n";
		3784
		3785	# this is a trade-off: we want to be very quick here, so
		3786	# save all maps without fsync, and later call a global sync
		3787	# (which in turn might be very very slow)
		3788	local $USE_FSYNC = 0;
3660		3789
3661	cf::sync_job {	3790	cf::sync_job {
3662	# this is a trade-off: we want to be very quick here, so	3791	cf::write_runtime_sync; # external watchdog should not bark
3663	# save all maps without fsync, and later call a global sync
3664	# (which in turn might be very very slow)
3665	local $USE_FSYNC = 0;
3666		3792
3667	# use a peculiar iteration method to avoid tripping on perl	3793	# use a peculiar iteration method to avoid tripping on perl
3668	# refcount bugs in for. also avoids problems with players	3794	# refcount bugs in for. also avoids problems with players
3669	# and maps saved/destroyed asynchronously.	3795	# and maps saved/destroyed asynchronously.
3670	warn "emergency_perl_save: begin player save\n";	3796	info "emergency_perl_save: begin player save\n";
3671	for my $login (keys %cf::PLAYER) {	3797	for my $login (keys %cf::PLAYER) {
3672	my $pl = $cf::PLAYER{$login} or next;	3798	my $pl = $cf::PLAYER{$login} or next;
3673	$pl->valid or next;	3799	$pl->valid or next;
3674	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3800	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3675	$pl->save;	3801	$pl->save;
3676	}	3802	}
3677	warn "emergency_perl_save: end player save\n";	3803	info "emergency_perl_save: end player save\n";
3678		3804
		3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
3679	warn "emergency_perl_save: begin map save\n";	3807	info "emergency_perl_save: begin map save\n";
3680	for my $path (keys %cf::MAP) {	3808	for my $path (keys %cf::MAP) {
3681	my $map = $cf::MAP{$path} or next;	3809	my $map = $cf::MAP{$path} or next;
3682	$map->valid or next;	3810	$map->valid or next;
3683	$map->save;	3811	$map->save;
3684	}	3812	}
3685	warn "emergency_perl_save: end map save\n";	3813	info "emergency_perl_save: end map save\n";
3686		3814
		3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
3687	warn "emergency_perl_save: begin database checkpoint\n";	3817	info "emergency_perl_save: begin database checkpoint\n";
3688	BDB::db_env_txn_checkpoint $DB_ENV;	3818	BDB::db_env_txn_checkpoint $DB_ENV;
3689	warn "emergency_perl_save: end database checkpoint\n";	3819	info "emergency_perl_save: end database checkpoint\n";
3690		3820
3691	warn "emergency_perl_save: begin write uuid\n";	3821	info "emergency_perl_save: begin write uuid\n";
3692	write_uuid_sync 1;	3822	write_uuid_sync 1;
3693	warn "emergency_perl_save: end write uuid\n";	3823	info "emergency_perl_save: end write uuid\n";
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: syncing database to disk";
		3828	BDB::db_env_txn_checkpoint $DB_ENV;
		3829
		3830	info "emergency_perl_save: starting sync\n";
		3831	IO::AIO::aio_sync sub {
		3832	info "emergency_perl_save: finished sync\n";
		3833	};
		3834
		3835	cf::write_runtime_sync; # external watchdog should not bark
		3836
		3837	trace "emergency_perl_save: flushing outstanding aio requests";
		3838	while (IO::AIO::nreqs || BDB::nreqs) {
		3839	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3840	}
		3841
		3842	cf::write_runtime_sync; # external watchdog should not bark
3694	};	3843	};
3695		3844
3696	warn "emergency_perl_save: starting sync()\n";
3697	IO::AIO::aio_sync sub {
3698	warn "emergency_perl_save: finished sync()\n";
3699	};
3700
3701	warn "emergency_perl_save: leave\n";	3845	info "emergency_perl_save: leave\n";
3702	}	3846	}
3703		3847
3704	sub post_cleanup {	3848	sub post_cleanup {
3705	my ($make_core) = @_;	3849	my ($make_core) = @_;
3706		3850
		3851	IO::AIO::flush;
		3852
3707	warn Carp::longmess "post_cleanup backtrace"	3853	error Carp::longmess "post_cleanup backtrace"
3708	if $make_core;	3854	if $make_core;
3709		3855
3710	my $fh = pidfile;	3856	my $fh = pidfile;
3711	unlink $PIDFILE if <$fh> == $$;	3857	unlink $PIDFILE if <$fh> == $$;
3712	}	3858	}
…		…
3732	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3878	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3733	for my $name (keys %$leaf_symtab) {	3879	for my $name (keys %$leaf_symtab) {
3734	_gv_clear *{"$pkg$name"};	3880	_gv_clear *{"$pkg$name"};
3735	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3881	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3736	}	3882	}
3737	warn "cleared package $pkg\n";#d#
3738	}	3883	}
3739		3884
3740	sub do_reload_perl() {	3885	sub do_reload_perl() {
3741	# can/must only be called in main	3886	# can/must only be called in main
3742	if ($Coro::current != $Coro::main) {	3887	unless (in_main) {
3743	warn "can only reload from main coroutine";	3888	error "can only reload from main coroutine";
3744	return;	3889	return;
3745	}	3890	}
3746		3891
3747	return if $RELOAD++;	3892	return if $RELOAD++;
3748		3893
3749	my $t1 = EV::time;	3894	my $t1 = AE::time;
3750		3895
3751	while ($RELOAD) {	3896	while ($RELOAD) {
		3897	cf::get_slot 0.1, -1, "reload_perl";
3752	warn "reloading...";	3898	info "reloading...";
3753		3899
3754	warn "entering sync_job";	3900	trace "entering sync_job";
3755		3901
3756	cf::sync_job {	3902	cf::sync_job {
3757	cf::write_runtime_sync; # external watchdog should not bark
3758	cf::emergency_save;	3903	#cf::emergency_save;
3759	cf::write_runtime_sync; # external watchdog should not bark
3760		3904
3761	warn "syncing database to disk";
3762	BDB::db_env_txn_checkpoint $DB_ENV;
3763
3764	# if anything goes wrong in here, we should simply crash as we already saved
3765
3766	warn "flushing outstanding aio requests";
3767	while (IO::AIO::nreqs || BDB::nreqs) {
3768	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3769	}
3770
3771	warn "cancelling all extension coros";	3905	trace "cancelling all extension coros";
3772	$_->cancel for values %EXT_CORO;	3906	$_->cancel for values %EXT_CORO;
3773	%EXT_CORO = ();	3907	%EXT_CORO = ();
3774		3908
3775	warn "removing commands";	3909	trace "removing commands";
3776	%COMMAND = ();	3910	%COMMAND = ();
3777		3911
3778	warn "removing ext/exti commands";	3912	trace "removing ext/exti commands";
3779	%EXTCMD = ();	3913	%EXTCMD = ();
3780	%EXTICMD = ();	3914	%EXTICMD = ();
3781		3915
3782	warn "unloading/nuking all extensions";	3916	trace "unloading/nuking all extensions";
3783	for my $pkg (@EXTS) {	3917	for my $pkg (@EXTS) {
3784	warn "... unloading $pkg";	3918	trace "... unloading $pkg";
3785		3919
3786	if (my $cb = $pkg->can ("unload")) {	3920	if (my $cb = $pkg->can ("unload")) {
3787	eval {	3921	eval {
3788	$cb->($pkg);	3922	$cb->($pkg);
3789	1	3923	1
3790	} or warn "$pkg unloaded, but with errors: $@";	3924	} or error "$pkg unloaded, but with errors: $@";
3791	}	3925	}
3792		3926
3793	warn "... clearing $pkg";	3927	trace "... clearing $pkg";
3794	clear_package $pkg;	3928	clear_package $pkg;
3795	}	3929	}
3796		3930
3797	warn "unloading all perl modules loaded from $LIBDIR";	3931	trace "unloading all perl modules loaded from $LIBDIR";
3798	while (my ($k, $v) = each %INC) {	3932	while (my ($k, $v) = each %INC) {
3799	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3933	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3800		3934
3801	warn "... unloading $k";	3935	trace "... unloading $k";
3802	delete $INC{$k};	3936	delete $INC{$k};
3803		3937
3804	$k =~ s/\.pm$//;	3938	$k =~ s/\.pm$//;
3805	$k =~ s/\//::/g;	3939	$k =~ s/\//::/g;
3806		3940
…		…
3809	}	3943	}
3810		3944
3811	clear_package $k;	3945	clear_package $k;
3812	}	3946	}
3813		3947
3814	warn "getting rid of safe::, as good as possible";	3948	trace "getting rid of safe::, as good as possible";
3815	clear_package "safe::$_"	3949	clear_package "safe::$_"
3816	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3950	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3817		3951
3818	warn "unloading cf.pm \"a bit\"";	3952	trace "unloading cf.pm \"a bit\"";
3819	delete $INC{"cf.pm"};	3953	delete $INC{"cf.pm"};
3820	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	3954	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3821		3955
3822	# don't, removes xs symbols, too,	3956	# don't, removes xs symbols, too,
3823	# and global variables created in xs	3957	# and global variables created in xs
3824	#clear_package __PACKAGE__;	3958	#clear_package __PACKAGE__;
3825		3959
3826	warn "unload completed, starting to reload now";	3960	info "unload completed, starting to reload now";
3827		3961
3828	warn "reloading cf.pm";	3962	trace "reloading cf.pm";
3829	require cf;	3963	require cf;
3830	cf::_connect_to_perl_1;	3964	cf::_connect_to_perl_1;
3831		3965
3832	warn "loading config and database again";	3966	trace "loading config and database again";
3833	cf::reload_config;	3967	cf::reload_config;
3834		3968
3835	warn "loading extensions";	3969	trace "loading extensions";
3836	cf::load_extensions;	3970	cf::load_extensions;
3837		3971
3838	if ($REATTACH_ON_RELOAD) {	3972	if ($REATTACH_ON_RELOAD) {
3839	warn "reattaching attachments to objects/players";	3973	trace "reattaching attachments to objects/players";
3840	_global_reattach; # objects, sockets	3974	_global_reattach; # objects, sockets
3841	warn "reattaching attachments to maps";	3975	trace "reattaching attachments to maps";
3842	reattach $_ for values %MAP;	3976	reattach $_ for values %MAP;
3843	warn "reattaching attachments to players";	3977	trace "reattaching attachments to players";
3844	reattach $_ for values %PLAYER;	3978	reattach $_ for values %PLAYER;
3845	}	3979	}
3846		3980
3847	warn "running post_init jobs";	3981	trace "running post_init jobs";
3848	(pop @POST_INIT)->(1) while @POST_INIT;	3982	(pop @POST_INIT)->(1) while @POST_INIT;
3849		3983
3850	warn "leaving sync_job";	3984	trace "leaving sync_job";
3851		3985
3852	1	3986	1
3853	} or do {	3987	} or do {
3854	warn $@;	3988	error $@;
3855	cf::cleanup "error while reloading, exiting.";	3989	cf::cleanup "error while reloading, exiting.";
3856	};	3990	};
3857		3991
3858	warn "reloaded";	3992	info "reloaded";
3859	--$RELOAD;	3993	--$RELOAD;
3860	}	3994	}
3861		3995
3862	$t1 = EV::time - $t1;	3996	$t1 = AE::time - $t1;
3863	warn "reload completed in ${t1}s\n";	3997	info "reload completed in ${t1}s\n";
3864	};	3998	};
3865		3999
3866	our $RELOAD_WATCHER; # used only during reload	4000	our $RELOAD_WATCHER; # used only during reload
3867		4001
3868	sub reload_perl() {	4002	sub reload_perl() {
…		…
3870	# coro crashes during coro_state_free->destroy here.	4004	# coro crashes during coro_state_free->destroy here.
3871		4005
3872	$RELOAD_WATCHER ||= cf::async {	4006	$RELOAD_WATCHER ||= cf::async {
3873	Coro::AIO::aio_wait cache_extensions;	4007	Coro::AIO::aio_wait cache_extensions;
3874		4008
3875	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4009	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3876	do_reload_perl;	4010	do_reload_perl;
3877	undef $RELOAD_WATCHER;	4011	undef $RELOAD_WATCHER;
3878	};	4012	};
3879	};	4013	};
3880	}	4014	}
…		…
3889	reload_perl;	4023	reload_perl;
3890	};	4024	};
3891	}	4025	}
3892	};	4026	};
3893		4027
3894	unshift @INC, $LIBDIR;	4028	#############################################################################
3895		4029
3896	my $bug_warning = 0;	4030	my $bug_warning = 0;
3897		4031
3898	our @WAIT_FOR_TICK;	4032	our @WAIT_FOR_TICK;
3899	our @WAIT_FOR_TICK_BEGIN;	4033	our @WAIT_FOR_TICK_BEGIN;
3900		4034
3901	sub wait_for_tick {	4035	sub wait_for_tick() {
3902	return if tick_inhibit || $Coro::current == $Coro::main;	4036	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3903		4037
3904	my $signal = new Coro::Signal;	4038	my $signal = new Coro::Signal;
3905	push @WAIT_FOR_TICK, $signal;	4039	push @WAIT_FOR_TICK, $signal;
3906	$signal->wait;	4040	$signal->wait;
3907	}	4041	}
3908		4042
3909	sub wait_for_tick_begin {	4043	sub wait_for_tick_begin() {
3910	return if tick_inhibit || $Coro::current == $Coro::main;	4044	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3911		4045
3912	my $signal = new Coro::Signal;	4046	my $signal = new Coro::Signal;
3913	push @WAIT_FOR_TICK_BEGIN, $signal;	4047	push @WAIT_FOR_TICK_BEGIN, $signal;
3914	$signal->wait;	4048	$signal->wait;
3915	}	4049	}
…		…
3921	return;	4055	return;
3922	}	4056	}
3923		4057
3924	cf::server_tick; # one server iteration	4058	cf::server_tick; # one server iteration
3925		4059
		4060	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4061
3926	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4062	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3927	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4063	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3928	Coro::async_pool {	4064	Coro::async_pool {
3929	$Coro::current->{desc} = "runtime saver";	4065	$Coro::current->{desc} = "runtime saver";
3930	write_runtime_sync	4066	write_runtime_sync
3931	or warn "ERROR: unable to write runtime file: $!";	4067	or error "ERROR: unable to write runtime file: $!";
3932	};	4068	};
3933	}	4069	}
3934		4070
3935	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4071	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3936	$sig->send;	4072	$sig->send;
…		…
3944		4080
3945	if (0) {	4081	if (0) {
3946	if ($NEXT_TICK) {	4082	if ($NEXT_TICK) {
3947	my $jitter = $TICK_START - $NEXT_TICK;	4083	my $jitter = $TICK_START - $NEXT_TICK;
3948	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4084	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3949	warn "jitter $JITTER\n";#d#	4085	debug "jitter $JITTER\n";#d#
3950	}	4086	}
3951	}	4087	}
3952	}	4088	}
3953		4089
3954	{	4090	{
3955	# configure BDB	4091	# configure BDB
3956		4092
3957	BDB::min_parallel 8;	4093	BDB::min_parallel 16;
3958	BDB::max_poll_reqs $TICK * 0.1;	4094	BDB::max_poll_reqs $TICK * 0.1;
3959	$AnyEvent::BDB::WATCHER->priority (1);	4095	$AnyEvent::BDB::WATCHER->priority (1);
3960		4096
3961	unless ($DB_ENV) {	4097	unless ($DB_ENV) {
3962	$DB_ENV = BDB::db_env_create;	4098	$DB_ENV = BDB::db_env_create;

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