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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 1.547 by root, Sun May 9 22:51:13 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
…		…
397	}	417	}
398		418
399	=item cf::periodic $interval, $cb	419	=item cf::periodic $interval, $cb
400		420
401	Like EV::periodic, but randomly selects a starting point so that the actions	421	Like EV::periodic, but randomly selects a starting point so that the actions
402	get spread over timer.	422	get spread over time.
403		423
404	=cut	424	=cut
405		425
406	sub periodic($$) {	426	sub periodic($$) {
407	my ($interval, $cb) = @_;	427	my ($interval, $cb) = @_;
…		…
424		444
425	=cut	445	=cut
426		446
427	our @SLOT_QUEUE;	447	our @SLOT_QUEUE;
428	our $SLOT_QUEUE;	448	our $SLOT_QUEUE;
		449	our $SLOT_DECAY = 0.9;
429		450
430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	451	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
431	$SLOT_QUEUE = Coro::async {	452	$SLOT_QUEUE = Coro::async {
432	$Coro::current->desc ("timeslot manager");	453	$Coro::current->desc ("timeslot manager");
433		454
434	my $signal = new Coro::Signal;	455	my $signal = new Coro::Signal;
		456	my $busy;
435		457
436	while () {	458	while () {
437	next_job:	459	next_job:
		460
438	my $avail = cf::till_tick;	461	my $avail = cf::till_tick;
439	if ($avail > 0.01) {	462
440	for (0 .. $#SLOT_QUEUE) {	463	for (0 .. $#SLOT_QUEUE) {
441	if ($SLOT_QUEUE[$_][0] < $avail) {	464	if ($SLOT_QUEUE[$_][0] <= $avail) {
		465	$busy = 0;
442	my $job = splice @SLOT_QUEUE, $_, 1, ();	466	my $job = splice @SLOT_QUEUE, $_, 1, ();
443	$job->[2]->send;	467	$job->[2]->send;
444	Coro::cede;	468	Coro::cede;
445	goto next_job;	469	goto next_job;
446	}	470	} else {
		471	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
447	}	472	}
448	}	473	}
449		474
450	if (@SLOT_QUEUE) {	475	if (@SLOT_QUEUE) {
451	# we do not use wait_for_tick() as it returns immediately when tick is inactive	476	# we do not use wait_for_tick() as it returns immediately when tick is inactive
452	push @cf::WAIT_FOR_TICK, $signal;	477	push @cf::WAIT_FOR_TICK, $signal;
453	$signal->wait;	478	$signal->wait;
454	} else {	479	} else {
		480	$busy = 0;
455	Coro::schedule;	481	Coro::schedule;
456	}	482	}
457	}	483	}
458	};	484	};
459		485
460	sub get_slot($;$$) {	486	sub get_slot($;$$) {
461	return if tick_inhibit || $Coro::current == $Coro::main;	487	return if tick_inhibit || $Coro::current == $Coro::main;
462		488
463	my ($time, $pri, $name) = @_;	489	my ($time, $pri, $name) = @_;
464		490
465	$time = $TICK * .6 if $time > $TICK * .6;	491	$time = clamp $time, 0.01, $TICK * .6;
		492
466	my $sig = new Coro::Signal;	493	my $sig = new Coro::Signal;
467		494
468	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	495	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
469	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	496	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
470	$SLOT_QUEUE->ready;	497	$SLOT_QUEUE->ready;
…		…
496	=cut	523	=cut
497		524
498	sub sync_job(&) {	525	sub sync_job(&) {
499	my ($job) = @_;	526	my ($job) = @_;
500		527
501	if ($Coro::current == $Coro::main) {	528	if (in_main) {
502	my $time = EV::time;	529	my $time = AE::time;
503		530
504	# this is the main coro, too bad, we have to block	531	# this is the main coro, too bad, we have to block
505	# till the operation succeeds, freezing the server :/	532	# till the operation succeeds, freezing the server :/
506		533
507	LOG llevError, Carp::longmess "sync job";#d#	534	#LOG llevError, Carp::longmess "sync job";#d#
508		535
509	my $freeze_guard = freeze_mainloop;	536	my $freeze_guard = freeze_mainloop;
510		537
511	my $busy = 1;	538	my $busy = 1;
512	my @res;	539	my @res;
513		540
514	(async {	541	(async {
515	$Coro::current->desc ("sync job coro");	542	$Coro::current->desc ("sync job coro");
516	@res = eval { $job->() };	543	@res = eval { $job->() };
517	warn $@ if $@;	544	error $@ if $@;
518	undef $busy;	545	undef $busy;
519	})->prio (Coro::PRIO_MAX);	546	})->prio (Coro::PRIO_MAX);
520		547
521	while ($busy) {	548	while ($busy) {
522	if (Coro::nready) {	549	if (Coro::nready) {
…		…
524	} else {	551	} else {
525	EV::loop EV::LOOP_ONESHOT;	552	EV::loop EV::LOOP_ONESHOT;
526	}	553	}
527	}	554	}
528		555
529	my $time = EV::time - $time;	556	my $time = AE::time - $time;
530		557
531	$TICK_START += $time; # do not account sync jobs to server load	558	$TICK_START += $time; # do not account sync jobs to server load
532		559
533	wantarray ? @res : $res[0]	560	wantarray ? @res : $res[0]
534	} else {	561	} else {
…		…
565	Coro::Storable. May, of course, block. Note that the executed sub may	592	Coro::Storable. May, of course, block. Note that the executed sub may
566	never block itself or use any form of event handling.	593	never block itself or use any form of event handling.
567		594
568	=cut	595	=cut
569		596
		597	sub post_fork {
		598	reset_signals;
		599	}
		600
570	sub fork_call(&@) {	601	sub fork_call(&@) {
571	my ($cb, @args) = @_;	602	my ($cb, @args) = @_;
572		603
573	# we seemingly have to make a local copy of the whole thing,	604	# we seemingly have to make a local copy of the whole thing,
574	# otherwise perl prematurely frees the stuff :/	605	# otherwise perl prematurely frees the stuff :/
575	# TODO: investigate and fix (likely this will be rather laborious)	606	# TODO: investigate and fix (likely this will be rather laborious)
576		607
577	my @res = Coro::Util::fork_eval {	608	my @res = Coro::Util::fork_eval {
578	reset_signals;	609	cf::post_fork;
579	&$cb	610	&$cb
580	}, @args;	611	}, @args;
581		612
582	wantarray ? @res : $res[-1]	613	wantarray ? @res : $res[-1]
		614	}
		615
		616	sub objinfo {
		617	(
		618	"counter value" => cf::object::object_count,
		619	"objects created" => cf::object::create_count,
		620	"objects destroyed" => cf::object::destroy_count,
		621	"freelist size" => cf::object::free_count,
		622	"allocated objects" => cf::object::objects_size,
		623	"active objects" => cf::object::actives_size,
		624	)
583	}	625	}
584		626
585	=item $coin = coin_from_name $name	627	=item $coin = coin_from_name $name
586		628
587	=cut	629	=cut
…		…
624	within each server.	666	within each server.
625		667
626	=cut	668	=cut
627		669
628	sub db_table($) {	670	sub db_table($) {
		671	cf::error "db_get called from main context"
		672	if $Coro::current == $Coro::main;
		673
629	my ($name) = @_;	674	my ($name) = @_;
630	my $db = BDB::db_create $DB_ENV;	675	my $db = BDB::db_create $DB_ENV;
631		676
632	eval {	677	eval {
633	$db->set_flags (BDB::CHKSUM);	678	$db->set_flags (BDB::CHKSUM);
…		…
643	}	688	}
644		689
645	our $DB;	690	our $DB;
646		691
647	sub db_init {	692	sub db_init {
648	cf::sync_job {
649	$DB ||= db_table "db";	693	$DB ||= db_table "db";
650	};
651	}	694	}
652		695
653	sub db_get($$) {	696	sub db_get($$) {
654	my $key = "$_[0]/$_[1]";	697	my $key = "$_[0]/$_[1]";
655		698
656	cf::sync_job {	699	cf::error "db_get called from main context"
		700	if $Coro::current == $Coro::main;
		701
657	BDB::db_get $DB, undef, $key, my $data;	702	BDB::db_get $DB, undef, $key, my $data;
658		703
659	$! ? ()	704	$! ? ()
660	: $data	705	: $data
661	}
662	}	706	}
663		707
664	sub db_put($$$) {	708	sub db_put($$$) {
665	BDB::dbreq_pri 4;	709	BDB::dbreq_pri 4;
666	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	710	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
722		766
723	my $t1 = Time::HiRes::time;	767	my $t1 = Time::HiRes::time;
724	my $data = $process->(\@data);	768	my $data = $process->(\@data);
725	my $t2 = Time::HiRes::time;	769	my $t2 = Time::HiRes::time;
726		770
727	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	771	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
728		772
729	db_put cache => "$id/data", $data;	773	db_put cache => "$id/data", $data;
730	db_put cache => "$id/md5" , $md5;	774	db_put cache => "$id/md5" , $md5;
731	db_put cache => "$id/meta", $meta;	775	db_put cache => "$id/meta", $meta;
732		776
…		…
742		786
743	=cut	787	=cut
744		788
745	sub datalog($@) {	789	sub datalog($@) {
746	my ($type, %kv) = @_;	790	my ($type, %kv) = @_;
747	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	791	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
748	}	792	}
749		793
750	=back	794	=back
751		795
752	=cut	796	=cut
…		…
947		991
948	} elsif (exists $cb_id{$type}) {	992	} elsif (exists $cb_id{$type}) {
949	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	993	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
950		994
951	} elsif (ref $type) {	995	} elsif (ref $type) {
952	warn "attaching objects not supported, ignoring.\n";	996	error "attaching objects not supported, ignoring.\n";
953		997
954	} else {	998	} else {
955	shift @arg;	999	shift @arg;
956	warn "attach argument '$type' not supported, ignoring.\n";	1000	error "attach argument '$type' not supported, ignoring.\n";
957	}	1001	}
958	}	1002	}
959	}	1003	}
960		1004
961	sub _object_attach {	1005	sub _object_attach {
…		…
971	_attach $registry, $klass, @attach;	1015	_attach $registry, $klass, @attach;
972	}	1016	}
973		1017
974	$obj->{$name} = \%arg;	1018	$obj->{$name} = \%arg;
975	} else {	1019	} else {
976	warn "object uses attachment '$name' which is not available, postponing.\n";	1020	info "object uses attachment '$name' which is not available, postponing.\n";
977	}	1021	}
978		1022
979	$obj->{_attachment}{$name} = undef;	1023	$obj->{_attachment}{$name} = undef;
980	}	1024	}
981		1025
…		…
1040		1084
1041	for (@$callbacks) {	1085	for (@$callbacks) {
1042	eval { &{$_->[1]} };	1086	eval { &{$_->[1]} };
1043		1087
1044	if ($@) {	1088	if ($@) {
1045	warn "$@";
1046	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1089	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1047	override;	1090	override;
1048	}	1091	}
1049		1092
1050	return 1 if $override;	1093	return 1 if $override;
1051	}	1094	}
…		…
1130	for (@$attach) {	1173	for (@$attach) {
1131	my ($klass, @attach) = @$_;	1174	my ($klass, @attach) = @$_;
1132	_attach $registry, $klass, @attach;	1175	_attach $registry, $klass, @attach;
1133	}	1176	}
1134	} else {	1177	} else {
1135	warn "object uses attachment '$name' that is not available, postponing.\n";	1178	info "object uses attachment '$name' that is not available, postponing.\n";
1136	}	1179	}
1137	}	1180	}
1138	}	1181	}
1139		1182
1140	cf::attachable->attach (	1183	cf::attachable->attach (
…		…
1167	my ($filename, $rdata, $objs) = @_;	1210	my ($filename, $rdata, $objs) = @_;
1168		1211
1169	sync_job {	1212	sync_job {
1170	if (length $$rdata) {	1213	if (length $$rdata) {
1171	utf8::decode (my $decname = $filename);	1214	utf8::decode (my $decname = $filename);
1172	warn sprintf "saving %s (%d,%d)\n",	1215	trace sprintf "saving %s (%d,%d)\n",
1173	$decname, length $$rdata, scalar @$objs;	1216	$decname, length $$rdata, scalar @$objs
		1217	if $VERBOSE_IO;
1174		1218
1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1219	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1176	aio_chmod $fh, SAVE_MODE;	1220	aio_chmod $fh, SAVE_MODE;
1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1221	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1178	if ($cf::USE_FSYNC) {	1222	if ($cf::USE_FSYNC) {
…		…
1200	aio_rename "$filename~", $filename;	1244	aio_rename "$filename~", $filename;
1201		1245
1202	$filename =~ s%/[^/]+$%%;	1246	$filename =~ s%/[^/]+$%%;
1203	aio_pathsync $filename if $cf::USE_FSYNC;	1247	aio_pathsync $filename if $cf::USE_FSYNC;
1204	} else {	1248	} else {
1205	warn "unable to save objects: $filename~: $!\n";	1249	error "unable to save objects: $filename~: $!\n";
1206	}	1250	}
1207	} else {	1251	} else {
1208	aio_unlink $filename;	1252	aio_unlink $filename;
1209	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
1210	}	1254	}
…		…
1234	my $st = eval { Coro::Storable::thaw $av };	1278	my $st = eval { Coro::Storable::thaw $av };
1235	$av = $st->{objs};	1279	$av = $st->{objs};
1236	}	1280	}
1237		1281
1238	utf8::decode (my $decname = $filename);	1282	utf8::decode (my $decname = $filename);
1239	warn sprintf "loading %s (%d,%d)\n",	1283	trace sprintf "loading %s (%d,%d)\n",
1240	$decname, length $data, scalar @{$av || []};	1284	$decname, length $data, scalar @{$av || []}
		1285	if $VERBOSE_IO;
1241		1286
1242	($data, $av)	1287	($data, $av)
1243	}	1288	}
1244		1289
1245	=head2 COMMAND CALLBACKS	1290	=head2 COMMAND CALLBACKS
…		…
1304	}	1349	}
1305		1350
1306	use File::Glob ();	1351	use File::Glob ();
1307		1352
1308	cf::player->attach (	1353	cf::player->attach (
1309	on_command => sub {	1354	on_unknown_command => sub {
1310	my ($pl, $name, $params) = @_;	1355	my ($pl, $name, $params) = @_;
1311		1356
1312	my $cb = $COMMAND{$name}	1357	my $cb = $COMMAND{$name}
1313	or return;	1358	or return;
1314		1359
…		…
1337		1382
1338	$pl->ext_reply ($reply, @reply)	1383	$pl->ext_reply ($reply, @reply)
1339	if $reply;	1384	if $reply;
1340		1385
1341	} else {	1386	} else {
1342	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1387	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1343	}	1388	}
1344		1389
1345	cf::override;	1390	cf::override;
1346	},	1391	},
1347	);	1392	);
…		…
1358		1403
1359	$grp	1404	$grp
1360	}	1405	}
1361		1406
1362	sub load_extensions {	1407	sub load_extensions {
		1408	info "loading extensions...";
		1409
1363	cf::sync_job {	1410	cf::sync_job {
1364	my %todo;	1411	my %todo;
1365		1412
1366	for my $path (<$LIBDIR/*.ext>) {	1413	for my $path (<$LIBDIR/*.ext>) {
1367	next unless -r $path;	1414	next unless -r $path;
…		…
1385		1432
1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1433	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1434	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1388		1435
1389	$ext{source} =	1436	$ext{source} =
1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1437	"package $pkg; use common::sense;\n"
1391	. "#line 1 \"$path\"\n{\n"	1438	. "#line 1 \"$path\"\n{\n"
1392	. $source	1439	. $source
1393	. "\n};\n1";	1440	. "\n};\n1";
1394		1441
1395	$todo{$base} = \%ext;	1442	$todo{$base} = \%ext;
1396	}	1443	}
1397		1444
		1445	my $pass = 0;
1398	my %done;	1446	my %done;
1399	while (%todo) {	1447	while (%todo) {
1400	my $progress;	1448	my $progress;
1401		1449
		1450	++$pass;
		1451
		1452	ext:
1402	while (my ($k, $v) = each %todo) {	1453	while (my ($k, $v) = each %todo) {
1403	for (split /,\s*/, $v->{meta}{depends}) {	1454	for (split /,\s*/, $v->{meta}{depends}) {
1404	goto skip	1455	next ext
1405	unless exists $done{$_};	1456	unless exists $done{$_};
1406	}	1457	}
1407		1458
1408	warn "... loading '$k' into '$v->{pkg}'\n";	1459	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1409		1460
1410	unless (eval $v->{source}) {	1461	my $active = eval $v->{source};
		1462
		1463	if (length $@) {
1411	my $msg = $@ ? "$v->{path}: $@\n"	1464	error "$v->{path}: $@\n";
1412	: "$v->{base}: extension inactive.\n";
1413		1465
1414	if (exists $v->{meta}{mandatory}) {
1415	warn $msg;
1416	cf::cleanup "mandatory extension failed to load, exiting.";	1466	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1417	}	1467	if exists $v->{meta}{mandatory};
1418		1468
1419	warn $msg;	1469	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1470	delete $todo{$k};
		1471	} else {
		1472	$done{$k} = delete $todo{$k};
		1473	push @EXTS, $v->{pkg};
		1474	$progress = 1;
		1475
		1476	info "$v->{base}: extension inactive.\n"
		1477	unless $active;
1420	}	1478	}
1421
1422	$done{$k} = delete $todo{$k};
1423	push @EXTS, $v->{pkg};
1424	$progress = 1;
1425	}	1479	}
1426		1480
1427	skip:	1481	unless ($progress) {
1428	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1482	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1429	unless $progress;	1483
		1484	while (my ($k, $v) = each %todo) {
		1485	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1486	if exists $v->{meta}{mandatory};
		1487	}
		1488	}
1430	}	1489	}
1431	};	1490	};
1432	}	1491	}
1433		1492
1434	#############################################################################	1493	#############################################################################
…		…
1518	$cf::PLAYER{$login} = $pl	1577	$cf::PLAYER{$login} = $pl
1519	}	1578	}
1520	}	1579	}
1521	}	1580	}
1522		1581
		1582	cf::player->attach (
		1583	on_load => sub {
		1584	my ($pl, $path) = @_;
		1585
		1586	# restore slots saved in save, below
		1587	my $slots = delete $pl->{_slots};
		1588
		1589	$pl->ob->current_weapon ($slots->[0]);
		1590	$pl->combat_ob ($slots->[1]);
		1591	$pl->ranged_ob ($slots->[2]);
		1592	},
		1593	);
		1594
1523	sub save($) {	1595	sub save($) {
1524	my ($pl) = @_;	1596	my ($pl) = @_;
1525		1597
1526	return if $pl->{deny_save};	1598	return if $pl->{deny_save};
1527		1599
…		…
1532		1604
1533	aio_mkdir playerdir $pl, 0770;	1605	aio_mkdir playerdir $pl, 0770;
1534	$pl->{last_save} = $cf::RUNTIME;	1606	$pl->{last_save} = $cf::RUNTIME;
1535		1607
1536	cf::get_slot 0.01;	1608	cf::get_slot 0.01;
		1609
		1610	# save slots, to be restored later
		1611	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1537		1612
1538	$pl->save_pl ($path);	1613	$pl->save_pl ($path);
1539	cf::cede_to_tick;	1614	cf::cede_to_tick;
1540	}	1615	}
1541		1616
…		…
1577	$pl->{deny_save} = 1;	1652	$pl->{deny_save} = 1;
1578	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1653	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1579		1654
1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1655	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1581	$pl->deactivate;	1656	$pl->deactivate;
		1657
1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1658	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1583	$pl->ob->check_score;	1659	ext::highscore::check ($pl->ob);
		1660
1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1661	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1585	$pl->ns->destroy if $pl->ns;	1662	$pl->ns->destroy if $pl->ns;
1586		1663
1587	my $path = playerdir $pl;	1664	my $path = playerdir $pl;
1588	my $temp = "$path~$cf::RUNTIME~deleting~";	1665	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1643	\@logins	1720	\@logins
1644	}	1721	}
1645		1722
1646	=item $player->maps	1723	=item $player->maps
1647		1724
		1725	=item cf::player::maps $login
		1726
1648	Returns an arrayref of map paths that are private for this	1727	Returns an arrayref of map paths that are private for this
1649	player. May block.	1728	player. May block.
1650		1729
1651	=cut	1730	=cut
1652		1731
…		…
1714	=cut	1793	=cut
1715		1794
1716	sub find_by_path($) {	1795	sub find_by_path($) {
1717	my ($path) = @_;	1796	my ($path) = @_;
1718		1797
		1798	$path =~ s/^~[^\/]*//; # skip ~login
		1799
1719	my ($match, $specificity);	1800	my ($match, $specificity);
1720		1801
1721	for my $region (list) {	1802	for my $region (list) {
1722	if ($region->{match} && $path =~ $region->{match}) {	1803	if ($region->{match} && $path =~ $region->{match}) {
1723	($match, $specificity) = ($region, $region->specificity)	1804	($match, $specificity) = ($region, $region->specificity)
…		…
1754	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1835	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1755		1836
1756	# mit "rum" bekleckern, nicht	1837	# mit "rum" bekleckern, nicht
1757	$self->_create_random_map (	1838	$self->_create_random_map (
1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1839	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1840	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1841	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1761	$rmp->{exit_on_final_map},	1842	$rmp->{exit_on_final_map},
1762	$rmp->{xsize}, $rmp->{ysize},	1843	$rmp->{xsize}, $rmp->{ysize},
1763	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1844	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1764	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1845	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1779		1860
1780	sub register {	1861	sub register {
1781	my (undef, $regex, $prio) = @_;	1862	my (undef, $regex, $prio) = @_;
1782	my $pkg = caller;	1863	my $pkg = caller;
1783		1864
1784	no strict;
1785	push @{"$pkg\::ISA"}, __PACKAGE__;	1865	push @{"$pkg\::ISA"}, __PACKAGE__;
1786		1866
1787	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1867	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1788	}	1868	}
1789		1869
1790	# also paths starting with '/'	1870	# also paths starting with '/'
1791	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1871	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1792		1872
1793	sub thawer_merge {	1873	sub thawer_merge {
1794	my ($self, $merge) = @_;	1874	my ($self, $merge) = @_;
1795		1875
1796	# we have to keep some variables in memory intact	1876	# we have to keep some variables in memory intact
…		…
1801	}	1881	}
1802		1882
1803	sub normalise {	1883	sub normalise {
1804	my ($path, $base) = @_;	1884	my ($path, $base) = @_;
1805		1885
1806	$path = "$path"; # make sure its a string	1886	$path = "$path"; # make sure it's a string
1807		1887
1808	$path =~ s/\.map$//;	1888	$path =~ s/\.map$//;
1809		1889
1810	# map plan:	1890	# map plan:
1811	#	1891	#
…		…
1850	$self->init; # pass $1 etc.	1930	$self->init; # pass $1 etc.
1851	return $self;	1931	return $self;
1852	}	1932	}
1853	}	1933	}
1854		1934
1855	Carp::cluck "unable to resolve path '$path' (base '$base').";	1935	Carp::cluck "unable to resolve path '$path' (base '$base')";
1856	()	1936	()
1857	}	1937	}
1858		1938
1859	sub init {	1939	sub init {
1860	my ($self) = @_;	1940	my ($self) = @_;
…		…
1982	}	2062	}
1983		2063
1984	sub find;	2064	sub find;
1985	sub find {	2065	sub find {
1986	my ($path, $origin) = @_;	2066	my ($path, $origin) = @_;
		2067
		2068	cf::cede_to_tick;
1987		2069
1988	$path = normalise $path, $origin && $origin->path;	2070	$path = normalise $path, $origin && $origin->path;
1989		2071
1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2072	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1991	my $guard2 = cf::lock_acquire "map_find:$path";	2073	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
2010		2092
2011	$cf::MAP{$path} = $map	2093	$cf::MAP{$path} = $map
2012	}	2094	}
2013	}	2095	}
2014		2096
2015	sub pre_load { }	2097	sub pre_load { }
2016	sub post_load { }	2098	#sub post_load { } # XS
2017		2099
2018	sub load {	2100	sub load {
2019	my ($self) = @_;	2101	my ($self) = @_;
2020		2102
2021	local $self->{deny_reset} = 1; # loading can take a long time	2103	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2078	}	2160	}
2079		2161
2080	$self->post_load;	2162	$self->post_load;
2081	}	2163	}
2082		2164
		2165	# customize the map for a given player, i.e.
		2166	# return the _real_ map. used by e.g. per-player
		2167	# maps to change the path to ~playername/mappath
2083	sub customise_for {	2168	sub customise_for {
2084	my ($self, $ob) = @_;	2169	my ($self, $ob) = @_;
2085		2170
2086	return find "~" . $ob->name . "/" . $self->{path}	2171	return find "~" . $ob->name . "/" . $self->{path}
2087	if $self->per_player;	2172	if $self->per_player;
…		…
2103	or next;	2188	or next;
2104	$neigh = find $neigh, $map	2189	$neigh = find $neigh, $map
2105	or next;	2190	or next;
2106	$neigh->load;	2191	$neigh->load;
2107		2192
		2193	# now find the diagonal neighbours
2108	push @neigh,	2194	push @neigh,
2109	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2195	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2110	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2196	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2111	}	2197	}
2112		2198
…		…
2119	}	2205	}
2120		2206
2121	sub find_sync {	2207	sub find_sync {
2122	my ($path, $origin) = @_;	2208	my ($path, $origin) = @_;
2123		2209
2124	cf::sync_job { find $path, $origin }	2210	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2211	if $Coro::current == $Coro::main;
		2212
		2213	find $path, $origin
2125	}	2214	}
2126		2215
2127	sub do_load_sync {	2216	sub do_load_sync {
2128	my ($map) = @_;	2217	my ($map) = @_;
2129		2218
2130	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2219	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2131	if $Coro::current == $Coro::main;	2220	if $Coro::current == $Coro::main;
2132		2221
2133	cf::sync_job { $map->load };	2222	$map->load;
2134	}	2223	}
2135		2224
2136	our %MAP_PREFETCH;	2225	our %MAP_PREFETCH;
2137	our $MAP_PREFETCHER = undef;	2226	our $MAP_PREFETCHER = undef;
2138		2227
…		…
2164	$MAP_PREFETCHER->prio (6);	2253	$MAP_PREFETCHER->prio (6);
2165		2254
2166	()	2255	()
2167	}	2256	}
2168		2257
		2258	# common code, used by both ->save and ->swapout
2169	sub save {	2259	sub _save {
2170	my ($self) = @_;	2260	my ($self) = @_;
2171
2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
2173		2261
2174	$self->{last_save} = $cf::RUNTIME;	2262	$self->{last_save} = $cf::RUNTIME;
2175		2263
2176	return unless $self->dirty;	2264	return unless $self->dirty;
2177		2265
…		…
2197	} else {	2285	} else {
2198	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2286	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2199	}	2287	}
2200	}	2288	}
2201		2289
		2290	sub save {
		2291	my ($self) = @_;
		2292
		2293	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2294
		2295	$self->_save;
		2296	}
		2297
2202	sub swap_out {	2298	sub swap_out {
2203	my ($self) = @_;	2299	my ($self) = @_;
2204		2300
2205	# save first because save cedes
2206	$self->save;
2207
2208	my $lock = cf::lock_acquire "map_data:$self->{path}";	2301	my $lock = cf::lock_acquire "map_data:$self->{path}";
2209		2302
2210	return if $self->players;
2211	return if $self->in_memory != cf::MAP_ACTIVE;	2303	return if $self->in_memory != cf::MAP_ACTIVE;
2212	return if $self->{deny_save};	2304	return if $self->{deny_save};
		2305	return if $self->players;
2213		2306
		2307	# first deactivate the map and "unlink" it from the core
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
2214	$self->in_memory (cf::MAP_SWAPPED);	2310	$self->in_memory (cf::MAP_SWAPPED);
		2311
		2312	# then atomically save
		2313	$self->_save;
		2314
		2315	# then free the map
		2316	$self->clear;
		2317	}
		2318
		2319	sub reset_at {
		2320	my ($self) = @_;
		2321
		2322	# TODO: safety, remove and allow resettable per-player maps
		2323	return 1e99 if $self->{deny_reset};
		2324
		2325	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2326	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2327
		2328	$time + $to
		2329	}
		2330
		2331	sub should_reset {
		2332	my ($self) = @_;
		2333
		2334	$self->reset_at <= $cf::RUNTIME
		2335	}
		2336
		2337	sub reset {
		2338	my ($self) = @_;
		2339
		2340	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2341
		2342	return if $self->players;
		2343
		2344	cf::trace "resetting map ", $self->path, "\n";
		2345
		2346	$self->in_memory (cf::MAP_SWAPPED);
		2347
		2348	# need to save uniques path
		2349	unless ($self->{deny_save}) {
		2350	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2351
		2352	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2353	if $uniq;
		2354	}
		2355
		2356	delete $cf::MAP{$self->path};
2215		2357
2216	$self->deactivate;	2358	$self->deactivate;
2217	$_->clear_links_to ($self) for values %cf::MAP;	2359	$_->clear_links_to ($self) for values %cf::MAP;
2218	$self->clear;	2360	$self->clear;
2219	}
2220
2221	sub reset_at {
2222	my ($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		2361
2264	$self->unlink_save;	2362	$self->unlink_save;
2265	$self->destroy;	2363	$self->destroy;
2266	}	2364	}
2267		2365
…		…
2275		2373
2276	delete $cf::MAP{$self->path};	2374	delete $cf::MAP{$self->path};
2277		2375
2278	$self->unlink_save;	2376	$self->unlink_save;
2279		2377
2280	bless $self, "cf::map";	2378	bless $self, "cf::map::wrap";
2281	delete $self->{deny_reset};	2379	delete $self->{deny_reset};
2282	$self->{deny_save} = 1;	2380	$self->{deny_save} = 1;
2283	$self->reset_timeout (1);	2381	$self->reset_timeout (1);
2284	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2382	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2285		2383
…		…
2515		2613
2516	Freezes the player and moves him/her to a special map (C<{link}>).	2614	Freezes the player and moves him/her to a special map (C<{link}>).
2517		2615
2518	The player should be reasonably safe there for short amounts of time (e.g.	2616	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,	2617	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	2618	though, as the player cannot control the character while it is on the link
2521	map.	2619	map.
2522		2620
2523	Will never block.	2621	Will never block.
2524		2622
2525	=item $player_object->leave_link ($map, $x, $y)	2623	=item $player_object->leave_link ($map, $x, $y)
…		…
2546	sub cf::object::player::enter_link {	2644	sub cf::object::player::enter_link {
2547	my ($self) = @_;	2645	my ($self) = @_;
2548		2646
2549	$self->deactivate_recursive;	2647	$self->deactivate_recursive;
2550		2648
		2649	++$self->{_link_recursion};
		2650
2551	return if UNIVERSAL::isa $self->map, "ext::map_link";	2651	return if UNIVERSAL::isa $self->map, "ext::map_link";
2552		2652
2553	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2653	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2554	if $self->map && $self->map->{path} ne "{link}";	2654	if $self->map && $self->map->{path} ne "{link}";
2555		2655
2556	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2656	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2557	}	2657	}
2558		2658
2559	sub cf::object::player::leave_link {	2659	sub cf::object::player::leave_link {
2560	my ($self, $map, $x, $y) = @_;	2660	my ($self, $map, $x, $y) = @_;
2561		2661
…		…
2586	$map->load_neighbours;	2686	$map->load_neighbours;
2587		2687
2588	return unless $self->contr->active;	2688	return unless $self->contr->active;
2589		2689
2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2690	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2591	$self->enter_map ($map, $x, $y);	2691	if ($self->enter_map ($map, $x, $y)) {
2592		2692	# entering was successful
		2693	delete $self->{_link_recursion};
2593	# only activate afterwards, to support waiting in hooks	2694	# only activate afterwards, to support waiting in hooks
2594	$self->activate_recursive;	2695	$self->activate_recursive;
2595	}	2696	}
2596		2697
		2698	}
		2699
2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2700	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2598		2701
2599	Moves the player to the given map-path and coordinates by first freezing	2702	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	2703	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	2704	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	2705	the new (success) or old (failed) map position. In either case, $done will
…		…
2609		2712
2610	our $GOTOGEN;	2713	our $GOTOGEN;
2611		2714
2612	sub cf::object::player::goto {	2715	sub cf::object::player::goto {
2613	my ($self, $path, $x, $y, $check, $done) = @_;	2716	my ($self, $path, $x, $y, $check, $done) = @_;
		2717
		2718	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2719	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2720	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2721	($path, $x, $y) = @$EMERGENCY_POSITION;
		2722	}
2614		2723
2615	# do generation counting so two concurrent goto's will be executed in-order	2724	# do generation counting so two concurrent goto's will be executed in-order
2616	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2725	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2617		2726
2618	$self->enter_link;	2727	$self->enter_link;
…		…
2642	my $map = eval {	2751	my $map = eval {
2643	my $map = defined $path ? cf::map::find $path : undef;	2752	my $map = defined $path ? cf::map::find $path : undef;
2644		2753
2645	if ($map) {	2754	if ($map) {
2646	$map = $map->customise_for ($self);	2755	$map = $map->customise_for ($self);
2647	$map = $check->($map) if $check && $map;	2756	$map = $check->($map, $x, $y, $self) if $check && $map;
2648	} else {	2757	} else {
2649	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2758	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2650	}	2759	}
2651		2760
2652	$map	2761	$map
…		…
2660	if ($gen == $self->{_goto_generation}) {	2769	if ($gen == $self->{_goto_generation}) {
2661	delete $self->{_goto_generation};	2770	delete $self->{_goto_generation};
2662	$self->leave_link ($map, $x, $y);	2771	$self->leave_link ($map, $x, $y);
2663	}	2772	}
2664		2773
2665	$done->() if $done;	2774	$done->($self) if $done;
2666	})->prio (1);	2775	})->prio (1);
2667	}	2776	}
2668		2777
2669	=item $player_object->enter_exit ($exit_object)	2778	=item $player_object->enter_exit ($exit_object)
2670		2779
…		…
2763	$self->message ("Something went wrong deep within the deliantra server. "	2872	$self->message ("Something went wrong deep within the deliantra server. "
2764	. "I'll try to bring you back to the map you were before. "	2873	. "I'll try to bring you back to the map you were before. "
2765	. "Please report this to the dungeon master!",	2874	. "Please report this to the dungeon master!",
2766	cf::NDI_UNIQUE | cf::NDI_RED);	2875	cf::NDI_UNIQUE | cf::NDI_RED);
2767		2876
2768	warn "ERROR in enter_exit: $@";	2877	error "ERROR in enter_exit: $@";
2769	$self->leave_link;	2878	$self->leave_link;
2770	}	2879	}
2771	})->prio (1);	2880	})->prio (1);
2772	}	2881	}
2773		2882
…		…
3086		3195
3087	$ns->ext_reply ($reply, @reply)	3196	$ns->ext_reply ($reply, @reply)
3088	if $reply;	3197	if $reply;
3089		3198
3090	} else {	3199	} else {
3091	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3200	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3092	}	3201	}
3093		3202
3094	cf::override;	3203	cf::override;
3095	},	3204	},
3096	);	3205	);
…		…
3116		3225
3117	$coro	3226	$coro
3118	}	3227	}
3119		3228
3120	cf::client->attach (	3229	cf::client->attach (
3121	on_destroy => sub {	3230	on_client_destroy => sub {
3122	my ($ns) = @_;	3231	my ($ns) = @_;
3123		3232
3124	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3233	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3125	},	3234	},
3126	);	3235	);
…		…
3142	our $safe_hole = new Safe::Hole;	3251	our $safe_hole = new Safe::Hole;
3143		3252
3144	$SIG{FPE} = 'IGNORE';	3253	$SIG{FPE} = 'IGNORE';
3145		3254
3146	$safe->permit_only (Opcode::opset qw(	3255	$safe->permit_only (Opcode::opset qw(
3147	:base_core :base_mem :base_orig :base_math	3256	:base_core :base_mem :base_orig :base_math :base_loop
3148	grepstart grepwhile mapstart mapwhile	3257	grepstart grepwhile mapstart mapwhile
3149	sort time	3258	sort time
3150	));	3259	));
3151		3260
3152	# here we export the classes and methods available to script code	3261	# here we export the classes and methods available to script code
…		…
3177	decrease split destroy change_exp value msg lore send_msg)],	3286	decrease split destroy change_exp value msg lore send_msg)],
3178	["cf::object::player" => qw(player)],	3287	["cf::object::player" => qw(player)],
3179	["cf::player" => qw(peaceful send_msg)],	3288	["cf::player" => qw(peaceful send_msg)],
3180	["cf::map" => qw(trigger)],	3289	["cf::map" => qw(trigger)],
3181	) {	3290	) {
3182	no strict 'refs';
3183	my ($pkg, @funs) = @$_;	3291	my ($pkg, @funs) = @$_;
3184	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3292	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3185	for @funs;	3293	for @funs;
3186	}	3294	}
3187		3295
…		…
3204	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3312	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3205	$qcode =~ s/\n/\\n/g;	3313	$qcode =~ s/\n/\\n/g;
3206		3314
3207	%vars = (_dummy => 0) unless %vars;	3315	%vars = (_dummy => 0) unless %vars;
3208		3316
		3317	my @res;
3209	local $_;	3318	local $_;
3210	local @safe::cf::_safe_eval_args = values %vars;
3211		3319
3212	my $eval =	3320	my $eval =
3213	"do {\n"	3321	"do {\n"
3214	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3322	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3215	. "#line 0 \"{$qcode}\"\n"	3323	. "#line 0 \"{$qcode}\"\n"
3216	. $code	3324	. $code
3217	. "\n}"	3325	. "\n}"
3218	;	3326	;
3219		3327
		3328	if ($CFG{safe_eval}) {
3220	sub_generation_inc;	3329	sub_generation_inc;
		3330	local @safe::cf::_safe_eval_args = values %vars;
3221	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3331	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3222	sub_generation_inc;	3332	sub_generation_inc;
		3333	} else {
		3334	local @cf::_safe_eval_args = values %vars;
		3335	@res = wantarray ? eval eval : scalar eval $eval;
		3336	}
3223		3337
3224	if ($@) {	3338	if ($@) {
3225	warn "$@";	3339	warn "$@",
3226	warn "while executing safe code '$code'\n";	3340	"while executing safe code '$code'\n",
3227	warn "with arguments " . (join " ", %vars) . "\n";	3341	"with arguments " . (join " ", %vars) . "\n";
3228	}	3342	}
3229		3343
3230	wantarray ? @res : $res[0]	3344	wantarray ? @res : $res[0]
3231	}	3345	}
3232		3346
…		…
3246	=cut	3360	=cut
3247		3361
3248	sub register_script_function {	3362	sub register_script_function {
3249	my ($fun, $cb) = @_;	3363	my ($fun, $cb) = @_;
3250		3364
3251	no strict 'refs';	3365	$fun = "safe::$fun" if $CFG{safe_eval};
3252	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3366	*$fun = $safe_hole->wrap ($cb);
3253	}	3367	}
3254		3368
3255	=back	3369	=back
3256		3370
3257	=cut	3371	=cut
…		…
3266	# for this (global event?)	3380	# for this (global event?)
3267	%ext::player_env::MUSIC_FACE_CACHE = ();	3381	%ext::player_env::MUSIC_FACE_CACHE = ();
3268		3382
3269	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3383	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3270		3384
3271	warn "loading facedata from $path\n";	3385	trace "loading facedata from $path\n";
3272		3386
3273	my $facedata;
3274	0 < aio_load $path, $facedata	3387	0 < aio_load $path, my $facedata
3275	or die "$path: $!";	3388	or die "$path: $!";
3276		3389
3277	$facedata = Coro::Storable::thaw $facedata;	3390	$facedata = Coro::Storable::thaw $facedata;
3278		3391
3279	$facedata->{version} == 2	3392	$facedata->{version} == 2
3280	or cf::cleanup "$path: version mismatch, cannot proceed.";	3393	or cf::cleanup "$path: version mismatch, cannot proceed.";
3281		3394
3282	# patch in the exptable	3395	# patch in the exptable
		3396	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3283	$facedata->{resource}{"res/exp_table"} = {	3397	$facedata->{resource}{"res/exp_table"} = {
3284	type => FT_RSRC,	3398	type => FT_RSRC,
3285	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3399	data => $exp_table,
		3400	hash => (Digest::MD5::md5 $exp_table),
3286	};	3401	};
3287	cf::cede_to_tick;	3402	cf::cede_to_tick;
3288		3403
3289	{	3404	{
3290	my $faces = $facedata->{faceinfo};	3405	my $faces = $facedata->{faceinfo};
…		…
3292	while (my ($face, $info) = each %$faces) {	3407	while (my ($face, $info) = each %$faces) {
3293	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3408	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3294		3409
3295	cf::face::set_visibility $idx, $info->{visibility};	3410	cf::face::set_visibility $idx, $info->{visibility};
3296	cf::face::set_magicmap $idx, $info->{magicmap};	3411	cf::face::set_magicmap $idx, $info->{magicmap};
3297	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3412	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3298	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3413	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3299		3414
3300	cf::cede_to_tick;	3415	cf::cede_to_tick;
3301	}	3416	}
3302		3417
3303	while (my ($face, $info) = each %$faces) {	3418	while (my ($face, $info) = each %$faces) {
…		…
3308		3423
3309	if (my $smooth = cf::face::find $info->{smooth}) {	3424	if (my $smooth = cf::face::find $info->{smooth}) {
3310	cf::face::set_smooth $idx, $smooth;	3425	cf::face::set_smooth $idx, $smooth;
3311	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3426	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3312	} else {	3427	} else {
3313	warn "smooth face '$info->{smooth}' not found for face '$face'";	3428	error "smooth face '$info->{smooth}' not found for face '$face'";
3314	}	3429	}
3315		3430
3316	cf::cede_to_tick;	3431	cf::cede_to_tick;
3317	}	3432	}
3318	}	3433	}
…		…
3327		3442
3328	cf::anim::invalidate_all; # d'oh	3443	cf::anim::invalidate_all; # d'oh
3329	}	3444	}
3330		3445
3331	{	3446	{
3332	# TODO: for gcfclient pleasure, we should give resources
3333	# that gcfclient doesn't grok a >10000 face index.
3334	my $res = $facedata->{resource};	3447	my $res = $facedata->{resource};
3335		3448
3336	while (my ($name, $info) = each %$res) {	3449	while (my ($name, $info) = each %$res) {
3337	if (defined $info->{type}) {	3450	if (defined $info->{type}) {
3338	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3451	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3339	my $data;
3340		3452
3341	if ($info->{type} & 1) {	3453	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};	3454	cf::face::set_type $idx, $info->{type};
3356	} else {	3455	} else {
3357	$RESOURCE{$name} = $info;	3456	$RESOURCE{$name} = $info; # unused
3358	}	3457	}
3359		3458
3360	cf::cede_to_tick;	3459	cf::cede_to_tick;
3361	}	3460	}
3362	}	3461	}
3363		3462
3364	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3463	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3365		3464
3366	1	3465	1
3367	}	3466	}
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 => $face;
3385	}
3386	}
3387	});
3388		3467
3389	register_exticmd fx_want => sub {	3468	register_exticmd fx_want => sub {
3390	my ($ns, $want) = @_;	3469	my ($ns, $want) = @_;
3391		3470
3392	while (my ($k, $v) = each %$want) {	3471	while (my ($k, $v) = each %$want) {
…		…
3431	sub reload_treasures {	3510	sub reload_treasures {
3432	load_resource_file "$DATADIR/treasures"	3511	load_resource_file "$DATADIR/treasures"
3433	or die "unable to load treasurelists\n";	3512	or die "unable to load treasurelists\n";
3434	}	3513	}
3435		3514
		3515	sub reload_sound {
		3516	trace "loading sound config from $DATADIR/sound\n";
		3517
		3518	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3519	or die "$DATADIR/sound $!";
		3520
		3521	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3522
		3523	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3524	my $sound = $soundconf->{compat}[$_]
		3525	or next;
		3526
		3527	my $face = cf::face::find "sound/$sound->[1]";
		3528	cf::sound::set $sound->[0] => $face;
		3529	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3530	}
		3531
		3532	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3533	my $face = cf::face::find "sound/$v";
		3534	cf::sound::set $k => $face;
		3535	}
		3536	}
		3537
3436	sub reload_resources {	3538	sub reload_resources {
3437	warn "reloading resource files...\n";	3539	trace "reloading resource files...\n";
3438		3540
		3541	reload_exp_table;
		3542	reload_materials;
3439	reload_facedata;	3543	reload_facedata;
		3544	reload_sound;
3440	reload_archetypes;	3545	reload_archetypes;
3441	reload_regions;	3546	reload_regions;
3442	reload_treasures;	3547	reload_treasures;
3443		3548
3444	warn "finished reloading resource files\n";	3549	trace "finished reloading resource files\n";
3445	}	3550	}
3446		3551
3447	sub reload_config {	3552	sub reload_config {
3448	warn "reloading config file...\n";	3553	trace "reloading config file...\n";
3449		3554
3450	open my $fh, "<:utf8", "$CONFDIR/config"	3555	0 < aio_load "$CONFDIR/config", my $config
3451	or return;	3556	or die "$CONFDIR/config: $!";
3452		3557
3453	local $/;	3558	utf8::decode $config;
		3559
		3560	cf::get_slot 0.1, 10, "reload_config"; # yaml might be slow...
3454	*CFG = YAML::XS::Load scalar <$fh>;	3561	*CFG = YAML::XS::Load $config;
3455		3562
3456	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3563	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3457		3564
3458	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3565	$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};	3566	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3460		3567
3461	if (exists $CFG{mlockall}) {	3568	if (exists $CFG{mlockall}) {
…		…
3463	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3570	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3464	and die "WARNING: m(un)lockall failed: $!\n";	3571	and die "WARNING: m(un)lockall failed: $!\n";
3465	};	3572	};
3466	warn $@ if $@;	3573	warn $@ if $@;
3467	}	3574	}
3468
3469	warn "finished reloading resource files\n";
3470	}	3575	}
3471		3576
3472	sub pidfile() {	3577	sub pidfile() {
3473	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3578	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3474	or die "$PIDFILE: $!";	3579	or die "$PIDFILE: $!";
…		…
3487	seek $fh, 0, 0;	3592	seek $fh, 0, 0;
3488	print $fh $$;	3593	print $fh $$;
3489	}	3594	}
3490		3595
3491	sub main_loop {	3596	sub main_loop {
3492	warn "EV::loop starting\n";	3597	trace "EV::loop starting\n";
3493	if (1) {	3598	if (1) {
3494	EV::loop;	3599	EV::loop;
3495	}	3600	}
3496	warn "EV::loop returned\n";	3601	trace "EV::loop returned\n";
3497	goto &main_loop unless $REALLY_UNLOOP;	3602	goto &main_loop unless $REALLY_UNLOOP;
3498	}	3603	}
3499		3604
3500	sub main {	3605	sub main {
3501	cf::init_globals; # initialise logging	3606	cf::init_globals; # initialise logging
3502		3607
3503	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3608	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3504	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3609	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3505	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3610	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3506	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3611	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		3612
3513	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3613	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3514		3614
3515	# we must not ever block the main coroutine	3615	# we must not ever block the main coroutine
3516	local $Coro::idle = sub {	3616	local $Coro::idle = sub {
…		…
3522	};	3622	};
3523		3623
3524	evthread_start IO::AIO::poll_fileno;	3624	evthread_start IO::AIO::poll_fileno;
3525		3625
3526	cf::sync_job {	3626	cf::sync_job {
		3627	cf::incloader::init ();
		3628
		3629	cf::init_anim;
		3630	cf::init_attackmess;
		3631	cf::init_dynamic;
		3632
		3633	cf::load_settings;
		3634
3527	reload_resources;	3635	reload_resources;
3528	reload_config;	3636	reload_config;
3529	db_init;	3637	db_init;
3530		3638
3531	cf::load_settings;
3532	cf::load_materials;
3533	cf::init_uuid;	3639	cf::init_uuid;
3534	cf::init_signals;	3640	cf::init_signals;
3535	cf::init_commands;
3536	cf::init_skills;	3641	cf::init_skills;
3537		3642
3538	cf::init_beforeplay;	3643	cf::init_beforeplay;
3539		3644
3540	atomic;	3645	atomic;
…		…
3548	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3653	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3549		3654
3550	(pop @POST_INIT)->(0) while @POST_INIT;	3655	(pop @POST_INIT)->(0) while @POST_INIT;
3551	};	3656	};
3552		3657
		3658	cf::object::thawer::errors_are_fatal 0;
		3659	info "parse errors in files are no longer fatal from this point on.\n";
		3660
		3661	my $free_main; $free_main = EV::idle sub {
		3662	undef $free_main;
		3663	undef &main; # free gobs of memory :)
		3664	};
		3665
3553	main_loop;	3666	goto &main_loop;
3554	}	3667	}
3555		3668
3556	#############################################################################	3669	#############################################################################
3557	# initialisation and cleanup	3670	# initialisation and cleanup
3558		3671
3559	# install some emergency cleanup handlers	3672	# install some emergency cleanup handlers
3560	BEGIN {	3673	BEGIN {
3561	our %SIGWATCHER = ();	3674	our %SIGWATCHER = ();
3562	for my $signal (qw(INT HUP TERM)) {	3675	for my $signal (qw(INT HUP TERM)) {
3563	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3676	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3564	cf::cleanup "SIG$signal";	3677	cf::cleanup "SIG$signal";
3565	};	3678	};
3566	}	3679	}
3567	}	3680	}
3568		3681
3569	sub write_runtime_sync {	3682	sub write_runtime_sync {
		3683	my $t0 = AE::time;
		3684
3570	# first touch the runtime file to show we are still running:	3685	# first touch the runtime file to show we are still running:
3571	# the fsync below can take a very very long time.	3686	# the fsync below can take a very very long time.
3572		3687
3573	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3688	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3574		3689
3575	my $guard = cf::lock_acquire "write_runtime";	3690	my $guard = cf::lock_acquire "write_runtime";
3576		3691
3577	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3692	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3578	or return;	3693	or return;
3579		3694
3580	my $value = $cf::RUNTIME + 90 + 10;	3695	my $value = $cf::RUNTIME + 90 + 10;
3581	# 10 is the runtime save interval, for a monotonic clock	3696	# 10 is the runtime save interval, for a monotonic clock
3582	# 60 allows for the watchdog to kill the server.	3697	# 60 allows for the watchdog to kill the server.
…		…
3595	or return;	3710	or return;
3596		3711
3597	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3712	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3598	and return;	3713	and return;
3599		3714
3600	warn "runtime file written.\n";	3715	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3601		3716
3602	1	3717	1
3603	}	3718	}
3604		3719
3605	our $uuid_lock;	3720	our $uuid_lock;
…		…
3617	or return;	3732	or return;
3618		3733
3619	my $value = uuid_seq uuid_cur;	3734	my $value = uuid_seq uuid_cur;
3620		3735
3621	unless ($value) {	3736	unless ($value) {
3622	warn "cowardly refusing to write zero uuid value!\n";	3737	info "cowardly refusing to write zero uuid value!\n";
3623	return;	3738	return;
3624	}	3739	}
3625		3740
3626	my $value = uuid_str $value + $uuid_skip;	3741	my $value = uuid_str $value + $uuid_skip;
3627	$uuid_skip = 0;	3742	$uuid_skip = 0;
…		…
3637	or return;	3752	or return;
3638		3753
3639	aio_rename "$uuid~", $uuid	3754	aio_rename "$uuid~", $uuid
3640	and return;	3755	and return;
3641		3756
3642	warn "uuid file written ($value).\n";	3757	trace "uuid file written ($value).\n";
3643		3758
3644	1	3759	1
3645		3760
3646	}	3761	}
3647		3762
…		…
3653	}	3768	}
3654		3769
3655	sub emergency_save() {	3770	sub emergency_save() {
3656	my $freeze_guard = cf::freeze_mainloop;	3771	my $freeze_guard = cf::freeze_mainloop;
3657		3772
3658	warn "emergency_perl_save: enter\n";	3773	info "emergency_perl_save: enter\n";
		3774
		3775	# this is a trade-off: we want to be very quick here, so
		3776	# save all maps without fsync, and later call a global sync
		3777	# (which in turn might be very very slow)
		3778	local $USE_FSYNC = 0;
3659		3779
3660	cf::sync_job {	3780	cf::sync_job {
3661	# this is a trade-off: we want to be very quick here, so	3781	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		3782
3666	# use a peculiar iteration method to avoid tripping on perl	3783	# use a peculiar iteration method to avoid tripping on perl
3667	# refcount bugs in for. also avoids problems with players	3784	# refcount bugs in for. also avoids problems with players
3668	# and maps saved/destroyed asynchronously.	3785	# and maps saved/destroyed asynchronously.
3669	warn "emergency_perl_save: begin player save\n";	3786	info "emergency_perl_save: begin player save\n";
3670	for my $login (keys %cf::PLAYER) {	3787	for my $login (keys %cf::PLAYER) {
3671	my $pl = $cf::PLAYER{$login} or next;	3788	my $pl = $cf::PLAYER{$login} or next;
3672	$pl->valid or next;	3789	$pl->valid or next;
3673	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3790	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3674	$pl->save;	3791	$pl->save;
3675	}	3792	}
3676	warn "emergency_perl_save: end player save\n";	3793	info "emergency_perl_save: end player save\n";
3677		3794
		3795	cf::write_runtime_sync; # external watchdog should not bark
		3796
3678	warn "emergency_perl_save: begin map save\n";	3797	info "emergency_perl_save: begin map save\n";
3679	for my $path (keys %cf::MAP) {	3798	for my $path (keys %cf::MAP) {
3680	my $map = $cf::MAP{$path} or next;	3799	my $map = $cf::MAP{$path} or next;
3681	$map->valid or next;	3800	$map->valid or next;
3682	$map->save;	3801	$map->save;
3683	}	3802	}
3684	warn "emergency_perl_save: end map save\n";	3803	info "emergency_perl_save: end map save\n";
3685		3804
		3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
3686	warn "emergency_perl_save: begin database checkpoint\n";	3807	info "emergency_perl_save: begin database checkpoint\n";
3687	BDB::db_env_txn_checkpoint $DB_ENV;	3808	BDB::db_env_txn_checkpoint $DB_ENV;
3688	warn "emergency_perl_save: end database checkpoint\n";	3809	info "emergency_perl_save: end database checkpoint\n";
3689		3810
3690	warn "emergency_perl_save: begin write uuid\n";	3811	info "emergency_perl_save: begin write uuid\n";
3691	write_uuid_sync 1;	3812	write_uuid_sync 1;
3692	warn "emergency_perl_save: end write uuid\n";	3813	info "emergency_perl_save: end write uuid\n";
		3814
		3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
		3817	trace "emergency_perl_save: syncing database to disk";
		3818	BDB::db_env_txn_checkpoint $DB_ENV;
		3819
		3820	info "emergency_perl_save: starting sync\n";
		3821	IO::AIO::aio_sync sub {
		3822	info "emergency_perl_save: finished sync\n";
		3823	};
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: flushing outstanding aio requests";
		3828	while (IO::AIO::nreqs || BDB::nreqs) {
		3829	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3830	}
		3831
		3832	cf::write_runtime_sync; # external watchdog should not bark
3693	};	3833	};
3694		3834
3695	warn "emergency_perl_save: starting sync()\n";
3696	IO::AIO::aio_sync sub {
3697	warn "emergency_perl_save: finished sync()\n";
3698	};
3699
3700	warn "emergency_perl_save: leave\n";	3835	info "emergency_perl_save: leave\n";
3701	}	3836	}
3702		3837
3703	sub post_cleanup {	3838	sub post_cleanup {
3704	my ($make_core) = @_;	3839	my ($make_core) = @_;
3705		3840
		3841	IO::AIO::flush;
		3842
3706	warn Carp::longmess "post_cleanup backtrace"	3843	error Carp::longmess "post_cleanup backtrace"
3707	if $make_core;	3844	if $make_core;
3708		3845
3709	my $fh = pidfile;	3846	my $fh = pidfile;
3710	unlink $PIDFILE if <$fh> == $$;	3847	unlink $PIDFILE if <$fh> == $$;
3711	}	3848	}
…		…
3731	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3868	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3732	for my $name (keys %$leaf_symtab) {	3869	for my $name (keys %$leaf_symtab) {
3733	_gv_clear *{"$pkg$name"};	3870	_gv_clear *{"$pkg$name"};
3734	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3871	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3735	}	3872	}
3736	warn "cleared package $pkg\n";#d#
3737	}	3873	}
3738		3874
3739	sub do_reload_perl() {	3875	sub do_reload_perl() {
3740	# can/must only be called in main	3876	# can/must only be called in main
3741	if ($Coro::current != $Coro::main) {	3877	unless (in_main) {
3742	warn "can only reload from main coroutine";	3878	error "can only reload from main coroutine";
3743	return;	3879	return;
3744	}	3880	}
3745		3881
3746	return if $RELOAD++;	3882	return if $RELOAD++;
3747		3883
3748	my $t1 = EV::time;	3884	my $t1 = AE::time;
3749		3885
3750	while ($RELOAD) {	3886	while ($RELOAD) {
		3887	cf::get_slot 0.1, -1, "reload_perl";
3751	warn "reloading...";	3888	info "reloading...";
3752		3889
3753	warn "entering sync_job";	3890	trace "entering sync_job";
3754		3891
3755	cf::sync_job {	3892	cf::sync_job {
3756	cf::write_runtime_sync; # external watchdog should not bark
3757	cf::emergency_save;	3893	#cf::emergency_save;
3758	cf::write_runtime_sync; # external watchdog should not bark
3759		3894
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";	3895	trace "cancelling all extension coros";
3771	$_->cancel for values %EXT_CORO;	3896	$_->cancel for values %EXT_CORO;
3772	%EXT_CORO = ();	3897	%EXT_CORO = ();
3773		3898
3774	warn "removing commands";	3899	trace "removing commands";
3775	%COMMAND = ();	3900	%COMMAND = ();
3776		3901
3777	warn "removing ext/exti commands";	3902	trace "removing ext/exti commands";
3778	%EXTCMD = ();	3903	%EXTCMD = ();
3779	%EXTICMD = ();	3904	%EXTICMD = ();
3780		3905
3781	warn "unloading/nuking all extensions";	3906	trace "unloading/nuking all extensions";
3782	for my $pkg (@EXTS) {	3907	for my $pkg (@EXTS) {
3783	warn "... unloading $pkg";	3908	trace "... unloading $pkg";
3784		3909
3785	if (my $cb = $pkg->can ("unload")) {	3910	if (my $cb = $pkg->can ("unload")) {
3786	eval {	3911	eval {
3787	$cb->($pkg);	3912	$cb->($pkg);
3788	1	3913	1
3789	} or warn "$pkg unloaded, but with errors: $@";	3914	} or error "$pkg unloaded, but with errors: $@";
3790	}	3915	}
3791		3916
3792	warn "... clearing $pkg";	3917	trace "... clearing $pkg";
3793	clear_package $pkg;	3918	clear_package $pkg;
3794	}	3919	}
3795		3920
3796	warn "unloading all perl modules loaded from $LIBDIR";	3921	trace "unloading all perl modules loaded from $LIBDIR";
3797	while (my ($k, $v) = each %INC) {	3922	while (my ($k, $v) = each %INC) {
3798	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3923	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3799		3924
3800	warn "... unloading $k";	3925	trace "... unloading $k";
3801	delete $INC{$k};	3926	delete $INC{$k};
3802		3927
3803	$k =~ s/\.pm$//;	3928	$k =~ s/\.pm$//;
3804	$k =~ s/\//::/g;	3929	$k =~ s/\//::/g;
3805		3930
…		…
3808	}	3933	}
3809		3934
3810	clear_package $k;	3935	clear_package $k;
3811	}	3936	}
3812		3937
3813	warn "getting rid of safe::, as good as possible";	3938	trace "getting rid of safe::, as good as possible";
3814	clear_package "safe::$_"	3939	clear_package "safe::$_"
3815	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3940	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3816		3941
3817	warn "unloading cf.pm \"a bit\"";	3942	trace "unloading cf.pm \"a bit\"";
3818	delete $INC{"cf.pm"};	3943	delete $INC{"cf.pm"};
3819	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	3944	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3820		3945
3821	# don't, removes xs symbols, too,	3946	# don't, removes xs symbols, too,
3822	# and global variables created in xs	3947	# and global variables created in xs
3823	#clear_package __PACKAGE__;	3948	#clear_package __PACKAGE__;
3824		3949
3825	warn "unload completed, starting to reload now";	3950	info "unload completed, starting to reload now";
3826		3951
3827	warn "reloading cf.pm";	3952	trace "reloading cf.pm";
3828	require cf;	3953	require cf;
3829	cf::_connect_to_perl_1;	3954	cf::_connect_to_perl_1;
3830		3955
3831	warn "loading config and database again";	3956	trace "loading config and database again";
3832	cf::reload_config;	3957	cf::reload_config;
3833		3958
3834	warn "loading extensions";	3959	trace "loading extensions";
3835	cf::load_extensions;	3960	cf::load_extensions;
3836		3961
3837	if ($REATTACH_ON_RELOAD) {	3962	if ($REATTACH_ON_RELOAD) {
3838	warn "reattaching attachments to objects/players";	3963	trace "reattaching attachments to objects/players";
3839	_global_reattach; # objects, sockets	3964	_global_reattach; # objects, sockets
3840	warn "reattaching attachments to maps";	3965	trace "reattaching attachments to maps";
3841	reattach $_ for values %MAP;	3966	reattach $_ for values %MAP;
3842	warn "reattaching attachments to players";	3967	trace "reattaching attachments to players";
3843	reattach $_ for values %PLAYER;	3968	reattach $_ for values %PLAYER;
3844	}	3969	}
3845		3970
3846	warn "running post_init jobs";	3971	trace "running post_init jobs";
3847	(pop @POST_INIT)->(1) while @POST_INIT;	3972	(pop @POST_INIT)->(1) while @POST_INIT;
3848		3973
3849	warn "leaving sync_job";	3974	trace "leaving sync_job";
3850		3975
3851	1	3976	1
3852	} or do {	3977	} or do {
3853	warn $@;	3978	error $@;
3854	cf::cleanup "error while reloading, exiting.";	3979	cf::cleanup "error while reloading, exiting.";
3855	};	3980	};
3856		3981
3857	warn "reloaded";	3982	info "reloaded";
3858	--$RELOAD;	3983	--$RELOAD;
3859	}	3984	}
3860		3985
3861	$t1 = EV::time - $t1;	3986	$t1 = AE::time - $t1;
3862	warn "reload completed in ${t1}s\n";	3987	info "reload completed in ${t1}s\n";
3863	};	3988	};
3864		3989
3865	our $RELOAD_WATCHER; # used only during reload	3990	our $RELOAD_WATCHER; # used only during reload
3866		3991
3867	sub reload_perl() {	3992	sub reload_perl() {
…		…
3869	# coro crashes during coro_state_free->destroy here.	3994	# coro crashes during coro_state_free->destroy here.
3870		3995
3871	$RELOAD_WATCHER ||= cf::async {	3996	$RELOAD_WATCHER ||= cf::async {
3872	Coro::AIO::aio_wait cache_extensions;	3997	Coro::AIO::aio_wait cache_extensions;
3873		3998
3874	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	3999	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3875	do_reload_perl;	4000	do_reload_perl;
3876	undef $RELOAD_WATCHER;	4001	undef $RELOAD_WATCHER;
3877	};	4002	};
3878	};	4003	};
3879	}	4004	}
…		…
3888	reload_perl;	4013	reload_perl;
3889	};	4014	};
3890	}	4015	}
3891	};	4016	};
3892		4017
3893	unshift @INC, $LIBDIR;	4018	#############################################################################
3894		4019
3895	my $bug_warning = 0;	4020	my $bug_warning = 0;
3896		4021
3897	our @WAIT_FOR_TICK;	4022	our @WAIT_FOR_TICK;
3898	our @WAIT_FOR_TICK_BEGIN;	4023	our @WAIT_FOR_TICK_BEGIN;
3899		4024
3900	sub wait_for_tick {	4025	sub wait_for_tick() {
3901	return if tick_inhibit || $Coro::current == $Coro::main;	4026	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3902		4027
3903	my $signal = new Coro::Signal;	4028	my $signal = new Coro::Signal;
3904	push @WAIT_FOR_TICK, $signal;	4029	push @WAIT_FOR_TICK, $signal;
3905	$signal->wait;	4030	$signal->wait;
3906	}	4031	}
3907		4032
3908	sub wait_for_tick_begin {	4033	sub wait_for_tick_begin() {
3909	return if tick_inhibit || $Coro::current == $Coro::main;	4034	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3910		4035
3911	my $signal = new Coro::Signal;	4036	my $signal = new Coro::Signal;
3912	push @WAIT_FOR_TICK_BEGIN, $signal;	4037	push @WAIT_FOR_TICK_BEGIN, $signal;
3913	$signal->wait;	4038	$signal->wait;
3914	}	4039	}
…		…
3920	return;	4045	return;
3921	}	4046	}
3922		4047
3923	cf::server_tick; # one server iteration	4048	cf::server_tick; # one server iteration
3924		4049
		4050	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4051
3925	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4052	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3926	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4053	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3927	Coro::async_pool {	4054	Coro::async_pool {
3928	$Coro::current->{desc} = "runtime saver";	4055	$Coro::current->{desc} = "runtime saver";
3929	write_runtime_sync	4056	write_runtime_sync
3930	or warn "ERROR: unable to write runtime file: $!";	4057	or error "ERROR: unable to write runtime file: $!";
3931	};	4058	};
3932	}	4059	}
3933		4060
3934	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4061	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3935	$sig->send;	4062	$sig->send;
…		…
3943		4070
3944	if (0) {	4071	if (0) {
3945	if ($NEXT_TICK) {	4072	if ($NEXT_TICK) {
3946	my $jitter = $TICK_START - $NEXT_TICK;	4073	my $jitter = $TICK_START - $NEXT_TICK;
3947	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4074	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3948	warn "jitter $JITTER\n";#d#	4075	debug "jitter $JITTER\n";#d#
3949	}	4076	}
3950	}	4077	}
3951	}	4078	}
3952		4079
3953	{	4080	{
3954	# configure BDB	4081	# configure BDB
3955		4082
3956	BDB::min_parallel 8;	4083	BDB::min_parallel 16;
3957	BDB::max_poll_reqs $TICK * 0.1;	4084	BDB::max_poll_reqs $TICK * 0.1;
3958	$AnyEvent::BDB::WATCHER->priority (1);	4085	$AnyEvent::BDB::WATCHER->priority (1);
3959		4086
3960	unless ($DB_ENV) {	4087	unless ($DB_ENV) {
3961	$DB_ENV = BDB::db_env_create;	4088	$DB_ENV = BDB::db_env_create;

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