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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.496 by root, Sun Nov 15 18:03:59 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;
…		…
78	# strictly for debugging	76	# strictly for debugging
79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80		78
81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
82		80
		81	our @ORIG_INC;
		82
83	our %COMMAND = ();	83	our %COMMAND = ();
84	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
85		85
86	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
87	our %EXTCMD = ();	87	our %EXTCMD = ();
…		…
106	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
107	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
108	our $PIDFILE = "$LOCALDIR/pid";	108	our $PIDFILE = "$LOCALDIR/pid";
109	our $RUNTIMEFILE = "$LOCALDIR/runtime";	109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
110		110
111	our %RESOURCE;	111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
112		118
113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
115	our $NEXT_TICK;	121	our $NEXT_TICK;
116	our $USE_FSYNC = 1; # use fsync to write maps - default on	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
118	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
119	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
120	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
121	our $DB_ENV;	127	our $DB_ENV;
122		128
123	our @EXTRA_MODULES = qw(pod match mapscript);	129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
124		130
125	our %CFG;	131	our %CFG;
126		132
127	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
128	our $RUNTIME;	134	our $RUNTIME;
…		…
162		168
163	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
164		170
165	sub cf::map::normalise;	171	sub cf::map::normalise;
166		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
167	#############################################################################	177	#############################################################################
168		178
169	%REFLECT = ();	179	%REFLECT = ();
170	for (@REFLECT) {	180	for (@REFLECT) {
171	my $reflect = JSON::XS::decode_json $_;	181	my $reflect = JSON::XS::decode_json $_;
…		…
223	from wherever your confdir points to.	233	from wherever your confdir points to.
224		234
225	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
226		236
227	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
228	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
229	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();
230		245
231	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
232		247
233	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
234	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
…		…
242		257
243	=back	258	=back
244		259
245	=cut	260	=cut
246		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
247	$Coro::State::WARNHOOK = sub {	268	$Coro::State::WARNHOOK = sub {
248	my $msg = join "", @_;	269	my $msg = join "", @_;
249		270
250	$msg .= "\n"	271	$msg .= "\n"
251	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
252		273
253	$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;
254		275
255	LOG llevError, $msg;	276	LOG llevWarn, $msg;
256	};	277	};
257		278
258	$Coro::State::DIEHOOK = sub {	279	$Coro::State::DIEHOOK = sub {
259	return unless $^S eq 0; # "eq", not "=="	280	return unless $^S eq 0; # "eq", not "=="
260		281
261	warn Carp::longmess $_[0];	282	error Carp::longmess $_[0];
262		283
263	if ($Coro::current == $Coro::main) {#d#	284	if (in_main) {#d#
264	warn "DIEHOOK called in main context, Coro bug?\n";#d#	285	error "DIEHOOK called in main context, Coro bug?\n";#d#
265	return;#d#	286	return;#d#
266	}#d#	287	}#d#
267		288
268	# kill coroutine otherwise	289	# kill coroutine otherwise
269	Coro::terminate	290	Coro::terminate
…		…
396	}	417	}
397		418
398	=item cf::periodic $interval, $cb	419	=item cf::periodic $interval, $cb
399		420
400	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
401	get spread over timer.	422	get spread over time.
402		423
403	=cut	424	=cut
404		425
405	sub periodic($$) {	426	sub periodic($$) {
406	my ($interval, $cb) = @_;	427	my ($interval, $cb) = @_;
…		…
423		444
424	=cut	445	=cut
425		446
426	our @SLOT_QUEUE;	447	our @SLOT_QUEUE;
427	our $SLOT_QUEUE;	448	our $SLOT_QUEUE;
		449	our $SLOT_DECAY = 0.9;
428		450
429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	451	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
430	$SLOT_QUEUE = Coro::async {	452	$SLOT_QUEUE = Coro::async {
431	$Coro::current->desc ("timeslot manager");	453	$Coro::current->desc ("timeslot manager");
432		454
433	my $signal = new Coro::Signal;	455	my $signal = new Coro::Signal;
		456	my $busy;
434		457
435	while () {	458	while () {
436	next_job:	459	next_job:
		460
437	my $avail = cf::till_tick;	461	my $avail = cf::till_tick;
438	if ($avail > 0.01) {	462
439	for (0 .. $#SLOT_QUEUE) {	463	for (0 .. $#SLOT_QUEUE) {
440	if ($SLOT_QUEUE[$_][0] < $avail) {	464	if ($SLOT_QUEUE[$_][0] <= $avail) {
		465	$busy = 0;
441	my $job = splice @SLOT_QUEUE, $_, 1, ();	466	my $job = splice @SLOT_QUEUE, $_, 1, ();
442	$job->[2]->send;	467	$job->[2]->send;
443	Coro::cede;	468	Coro::cede;
444	goto next_job;	469	goto next_job;
445	}	470	} else {
		471	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
446	}	472	}
447	}	473	}
448		474
449	if (@SLOT_QUEUE) {	475	if (@SLOT_QUEUE) {
450	# 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
451	push @cf::WAIT_FOR_TICK, $signal;	477	push @cf::WAIT_FOR_TICK, $signal;
452	$signal->wait;	478	$signal->wait;
453	} else {	479	} else {
		480	$busy = 0;
454	Coro::schedule;	481	Coro::schedule;
455	}	482	}
456	}	483	}
457	};	484	};
458		485
459	sub get_slot($;$$) {	486	sub get_slot($;$$) {
460	return if tick_inhibit || $Coro::current == $Coro::main;	487	return if tick_inhibit || $Coro::current == $Coro::main;
461		488
462	my ($time, $pri, $name) = @_;	489	my ($time, $pri, $name) = @_;
463		490
464	$time = $TICK * .6 if $time > $TICK * .6;	491	$time = clamp $time, 0.01, $TICK * .6;
		492
465	my $sig = new Coro::Signal;	493	my $sig = new Coro::Signal;
466		494
467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	495	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	496	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
469	$SLOT_QUEUE->ready;	497	$SLOT_QUEUE->ready;
…		…
495	=cut	523	=cut
496		524
497	sub sync_job(&) {	525	sub sync_job(&) {
498	my ($job) = @_;	526	my ($job) = @_;
499		527
500	if ($Coro::current == $Coro::main) {	528	if (in_main) {
501	my $time = EV::time;	529	my $time = AE::time;
502		530
503	# this is the main coro, too bad, we have to block	531	# this is the main coro, too bad, we have to block
504	# till the operation succeeds, freezing the server :/	532	# till the operation succeeds, freezing the server :/
505		533
506	LOG llevError, Carp::longmess "sync job";#d#	534	#LOG llevError, Carp::longmess "sync job";#d#
507		535
508	my $freeze_guard = freeze_mainloop;	536	my $freeze_guard = freeze_mainloop;
509		537
510	my $busy = 1;	538	my $busy = 1;
511	my @res;	539	my @res;
512		540
513	(async {	541	(async {
514	$Coro::current->desc ("sync job coro");	542	$Coro::current->desc ("sync job coro");
515	@res = eval { $job->() };	543	@res = eval { $job->() };
516	warn $@ if $@;	544	error $@ if $@;
517	undef $busy;	545	undef $busy;
518	})->prio (Coro::PRIO_MAX);	546	})->prio (Coro::PRIO_MAX);
519		547
520	while ($busy) {	548	while ($busy) {
521	if (Coro::nready) {	549	if (Coro::nready) {
…		…
523	} else {	551	} else {
524	EV::loop EV::LOOP_ONESHOT;	552	EV::loop EV::LOOP_ONESHOT;
525	}	553	}
526	}	554	}
527		555
528	my $time = EV::time - $time;	556	my $time = AE::time - $time;
529		557
530	$TICK_START += $time; # do not account sync jobs to server load	558	$TICK_START += $time; # do not account sync jobs to server load
531		559
532	wantarray ? @res : $res[0]	560	wantarray ? @res : $res[0]
533	} else {	561	} else {
…		…
564	Coro::Storable. May, of course, block. Note that the executed sub may	592	Coro::Storable. May, of course, block. Note that the executed sub may
565	never block itself or use any form of event handling.	593	never block itself or use any form of event handling.
566		594
567	=cut	595	=cut
568		596
		597	sub post_fork {
		598	reset_signals;
		599	}
		600
569	sub fork_call(&@) {	601	sub fork_call(&@) {
570	my ($cb, @args) = @_;	602	my ($cb, @args) = @_;
571		603
572	# we seemingly have to make a local copy of the whole thing,	604	# we seemingly have to make a local copy of the whole thing,
573	# otherwise perl prematurely frees the stuff :/	605	# otherwise perl prematurely frees the stuff :/
574	# TODO: investigate and fix (likely this will be rather laborious)	606	# TODO: investigate and fix (likely this will be rather laborious)
575		607
576	my @res = Coro::Util::fork_eval {	608	my @res = Coro::Util::fork_eval {
577	reset_signals;	609	cf::post_fork;
578	&$cb	610	&$cb
579	}, @args;	611	}, @args;
580		612
581	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	)
582	}	625	}
583		626
584	=item $coin = coin_from_name $name	627	=item $coin = coin_from_name $name
585		628
586	=cut	629	=cut
…		…
623	within each server.	666	within each server.
624		667
625	=cut	668	=cut
626		669
627	sub db_table($) {	670	sub db_table($) {
		671	cf::error "db_get called from main context"
		672	if $Coro::current == $Coro::main;
		673
628	my ($name) = @_;	674	my ($name) = @_;
629	my $db = BDB::db_create $DB_ENV;	675	my $db = BDB::db_create $DB_ENV;
630		676
631	eval {	677	eval {
632	$db->set_flags (BDB::CHKSUM);	678	$db->set_flags (BDB::CHKSUM);
…		…
642	}	688	}
643		689
644	our $DB;	690	our $DB;
645		691
646	sub db_init {	692	sub db_init {
647	cf::sync_job {
648	$DB ||= db_table "db";	693	$DB ||= db_table "db";
649	};
650	}	694	}
651		695
652	sub db_get($$) {	696	sub db_get($$) {
653	my $key = "$_[0]/$_[1]";	697	my $key = "$_[0]/$_[1]";
654		698
655	cf::sync_job {	699	cf::error "db_get called from main context"
		700	if $Coro::current == $Coro::main;
		701
656	BDB::db_get $DB, undef, $key, my $data;	702	BDB::db_get $DB, undef, $key, my $data;
657		703
658	$! ? ()	704	$! ? ()
659	: $data	705	: $data
660	}
661	}	706	}
662		707
663	sub db_put($$$) {	708	sub db_put($$$) {
664	BDB::dbreq_pri 4;	709	BDB::dbreq_pri 4;
665	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	710	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
721		766
722	my $t1 = Time::HiRes::time;	767	my $t1 = Time::HiRes::time;
723	my $data = $process->(\@data);	768	my $data = $process->(\@data);
724	my $t2 = Time::HiRes::time;	769	my $t2 = Time::HiRes::time;
725		770
726	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	771	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
727		772
728	db_put cache => "$id/data", $data;	773	db_put cache => "$id/data", $data;
729	db_put cache => "$id/md5" , $md5;	774	db_put cache => "$id/md5" , $md5;
730	db_put cache => "$id/meta", $meta;	775	db_put cache => "$id/meta", $meta;
731		776
…		…
741		786
742	=cut	787	=cut
743		788
744	sub datalog($@) {	789	sub datalog($@) {
745	my ($type, %kv) = @_;	790	my ($type, %kv) = @_;
746	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	791	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
747	}	792	}
748		793
749	=back	794	=back
750		795
751	=cut	796	=cut
…		…
946		991
947	} elsif (exists $cb_id{$type}) {	992	} elsif (exists $cb_id{$type}) {
948	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	993	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
949		994
950	} elsif (ref $type) {	995	} elsif (ref $type) {
951	warn "attaching objects not supported, ignoring.\n";	996	error "attaching objects not supported, ignoring.\n";
952		997
953	} else {	998	} else {
954	shift @arg;	999	shift @arg;
955	warn "attach argument '$type' not supported, ignoring.\n";	1000	error "attach argument '$type' not supported, ignoring.\n";
956	}	1001	}
957	}	1002	}
958	}	1003	}
959		1004
960	sub _object_attach {	1005	sub _object_attach {
…		…
970	_attach $registry, $klass, @attach;	1015	_attach $registry, $klass, @attach;
971	}	1016	}
972		1017
973	$obj->{$name} = \%arg;	1018	$obj->{$name} = \%arg;
974	} else {	1019	} else {
975	warn "object uses attachment '$name' which is not available, postponing.\n";	1020	info "object uses attachment '$name' which is not available, postponing.\n";
976	}	1021	}
977		1022
978	$obj->{_attachment}{$name} = undef;	1023	$obj->{_attachment}{$name} = undef;
979	}	1024	}
980		1025
…		…
1039		1084
1040	for (@$callbacks) {	1085	for (@$callbacks) {
1041	eval { &{$_->[1]} };	1086	eval { &{$_->[1]} };
1042		1087
1043	if ($@) {	1088	if ($@) {
1044	warn "$@";
1045	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1089	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1046	override;	1090	override;
1047	}	1091	}
1048		1092
1049	return 1 if $override;	1093	return 1 if $override;
1050	}	1094	}
…		…
1129	for (@$attach) {	1173	for (@$attach) {
1130	my ($klass, @attach) = @$_;	1174	my ($klass, @attach) = @$_;
1131	_attach $registry, $klass, @attach;	1175	_attach $registry, $klass, @attach;
1132	}	1176	}
1133	} else {	1177	} else {
1134	warn "object uses attachment '$name' that is not available, postponing.\n";	1178	info "object uses attachment '$name' that is not available, postponing.\n";
1135	}	1179	}
1136	}	1180	}
1137	}	1181	}
1138		1182
1139	cf::attachable->attach (	1183	cf::attachable->attach (
…		…
1166	my ($filename, $rdata, $objs) = @_;	1210	my ($filename, $rdata, $objs) = @_;
1167		1211
1168	sync_job {	1212	sync_job {
1169	if (length $$rdata) {	1213	if (length $$rdata) {
1170	utf8::decode (my $decname = $filename);	1214	utf8::decode (my $decname = $filename);
1171	warn sprintf "saving %s (%d,%d)\n",	1215	trace sprintf "saving %s (%d,%d)\n",
1172	$decname, length $$rdata, scalar @$objs;	1216	$decname, length $$rdata, scalar @$objs
		1217	if $VERBOSE_IO;
1173		1218
1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1219	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1175	aio_chmod $fh, SAVE_MODE;	1220	aio_chmod $fh, SAVE_MODE;
1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1221	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1177	if ($cf::USE_FSYNC) {	1222	if ($cf::USE_FSYNC) {
…		…
1199	aio_rename "$filename~", $filename;	1244	aio_rename "$filename~", $filename;
1200		1245
1201	$filename =~ s%/[^/]+$%%;	1246	$filename =~ s%/[^/]+$%%;
1202	aio_pathsync $filename if $cf::USE_FSYNC;	1247	aio_pathsync $filename if $cf::USE_FSYNC;
1203	} else {	1248	} else {
1204	warn "unable to save objects: $filename~: $!\n";	1249	error "unable to save objects: $filename~: $!\n";
1205	}	1250	}
1206	} else {	1251	} else {
1207	aio_unlink $filename;	1252	aio_unlink $filename;
1208	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
1209	}	1254	}
…		…
1233	my $st = eval { Coro::Storable::thaw $av };	1278	my $st = eval { Coro::Storable::thaw $av };
1234	$av = $st->{objs};	1279	$av = $st->{objs};
1235	}	1280	}
1236		1281
1237	utf8::decode (my $decname = $filename);	1282	utf8::decode (my $decname = $filename);
1238	warn sprintf "loading %s (%d,%d)\n",	1283	trace sprintf "loading %s (%d,%d)\n",
1239	$decname, length $data, scalar @{$av || []};	1284	$decname, length $data, scalar @{$av || []}
		1285	if $VERBOSE_IO;
1240		1286
1241	($data, $av)	1287	($data, $av)
1242	}	1288	}
1243		1289
1244	=head2 COMMAND CALLBACKS	1290	=head2 COMMAND CALLBACKS
…		…
1303	}	1349	}
1304		1350
1305	use File::Glob ();	1351	use File::Glob ();
1306		1352
1307	cf::player->attach (	1353	cf::player->attach (
1308	on_command => sub {	1354	on_unknown_command => sub {
1309	my ($pl, $name, $params) = @_;	1355	my ($pl, $name, $params) = @_;
1310		1356
1311	my $cb = $COMMAND{$name}	1357	my $cb = $COMMAND{$name}
1312	or return;	1358	or return;
1313		1359
…		…
1336		1382
1337	$pl->ext_reply ($reply, @reply)	1383	$pl->ext_reply ($reply, @reply)
1338	if $reply;	1384	if $reply;
1339		1385
1340	} else {	1386	} else {
1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1387	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1342	}	1388	}
1343		1389
1344	cf::override;	1390	cf::override;
1345	},	1391	},
1346	);	1392	);
…		…
1357		1403
1358	$grp	1404	$grp
1359	}	1405	}
1360		1406
1361	sub load_extensions {	1407	sub load_extensions {
		1408	info "loading extensions...";
		1409
1362	cf::sync_job {	1410	cf::sync_job {
1363	my %todo;	1411	my %todo;
1364		1412
1365	for my $path (<$LIBDIR/*.ext>) {	1413	for my $path (<$LIBDIR/*.ext>) {
1366	next unless -r $path;	1414	next unless -r $path;
…		…
1384		1432
1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1433	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1434	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1387		1435
1388	$ext{source} =	1436	$ext{source} =
1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1437	"package $pkg; use common::sense;\n"
1390	. "#line 1 \"$path\"\n{\n"	1438	. "#line 1 \"$path\"\n{\n"
1391	. $source	1439	. $source
1392	. "\n};\n1";	1440	. "\n};\n1";
1393		1441
1394	$todo{$base} = \%ext;	1442	$todo{$base} = \%ext;
1395	}	1443	}
1396		1444
		1445	my $pass = 0;
1397	my %done;	1446	my %done;
1398	while (%todo) {	1447	while (%todo) {
1399	my $progress;	1448	my $progress;
1400		1449
		1450	++$pass;
		1451
		1452	ext:
1401	while (my ($k, $v) = each %todo) {	1453	while (my ($k, $v) = each %todo) {
1402	for (split /,\s*/, $v->{meta}{depends}) {	1454	for (split /,\s*/, $v->{meta}{depends}) {
1403	goto skip	1455	next ext
1404	unless exists $done{$_};	1456	unless exists $done{$_};
1405	}	1457	}
1406		1458
1407	warn "... loading '$k' into '$v->{pkg}'\n";	1459	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1408		1460
1409	unless (eval $v->{source}) {	1461	my $active = eval $v->{source};
		1462
		1463	if (length $@) {
1410	my $msg = $@ ? "$v->{path}: $@\n"	1464	error "$v->{path}: $@\n";
1411	: "$v->{base}: extension inactive.\n";
1412		1465
1413	if (exists $v->{meta}{mandatory}) {
1414	warn $msg;
1415	cf::cleanup "mandatory extension failed to load, exiting.";	1466	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1416	}	1467	if exists $v->{meta}{mandatory};
1417		1468
1418	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;
1419	}	1478	}
1420
1421	$done{$k} = delete $todo{$k};
1422	push @EXTS, $v->{pkg};
1423	$progress = 1;
1424	}	1479	}
1425		1480
1426	skip:	1481	unless ($progress) {
1427	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1482	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1428	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	}
1429	}	1489	}
1430	};	1490	};
1431	}	1491	}
1432		1492
1433	#############################################################################	1493	#############################################################################
…		…
1517	$cf::PLAYER{$login} = $pl	1577	$cf::PLAYER{$login} = $pl
1518	}	1578	}
1519	}	1579	}
1520	}	1580	}
1521		1581
		1582	cf::player->attach (
		1583	on_load => sub {
		1584	my ($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
1522	sub save($) {	1595	sub save($) {
1523	my ($pl) = @_;	1596	my ($pl) = @_;
1524		1597
1525	return if $pl->{deny_save};	1598	return if $pl->{deny_save};
1526		1599
…		…
1531		1604
1532	aio_mkdir playerdir $pl, 0770;	1605	aio_mkdir playerdir $pl, 0770;
1533	$pl->{last_save} = $cf::RUNTIME;	1606	$pl->{last_save} = $cf::RUNTIME;
1534		1607
1535	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];
1536		1612
1537	$pl->save_pl ($path);	1613	$pl->save_pl ($path);
1538	cf::cede_to_tick;	1614	cf::cede_to_tick;
1539	}	1615	}
1540		1616
…		…
1576	$pl->{deny_save} = 1;	1652	$pl->{deny_save} = 1;
1577	$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
1578		1654
1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1655	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1580	$pl->deactivate;	1656	$pl->deactivate;
		1657
1581	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;
1582	$pl->ob->check_score;	1659	ext::highscore::check ($pl->ob);
		1660
1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1661	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1584	$pl->ns->destroy if $pl->ns;	1662	$pl->ns->destroy if $pl->ns;
1585		1663
1586	my $path = playerdir $pl;	1664	my $path = playerdir $pl;
1587	my $temp = "$path~$cf::RUNTIME~deleting~";	1665	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1642	\@logins	1720	\@logins
1643	}	1721	}
1644		1722
1645	=item $player->maps	1723	=item $player->maps
1646		1724
		1725	=item cf::player::maps $login
		1726
1647	Returns an arrayref of map paths that are private for this	1727	Returns an arrayref of map paths that are private for this
1648	player. May block.	1728	player. May block.
1649		1729
1650	=cut	1730	=cut
1651		1731
…		…
1713	=cut	1793	=cut
1714		1794
1715	sub find_by_path($) {	1795	sub find_by_path($) {
1716	my ($path) = @_;	1796	my ($path) = @_;
1717		1797
		1798	$path =~ s/^~[^\/]*//; # skip ~login
		1799
1718	my ($match, $specificity);	1800	my ($match, $specificity);
1719		1801
1720	for my $region (list) {	1802	for my $region (list) {
1721	if ($region->{match} && $path =~ $region->{match}) {	1803	if ($region->{match} && $path =~ $region->{match}) {
1722	($match, $specificity) = ($region, $region->specificity)	1804	($match, $specificity) = ($region, $region->specificity)
…		…
1753	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
1754		1836
1755	# mit "rum" bekleckern, nicht	1837	# mit "rum" bekleckern, nicht
1756	$self->_create_random_map (	1838	$self->_create_random_map (
1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1839	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1840	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1841	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1760	$rmp->{exit_on_final_map},	1842	$rmp->{exit_on_final_map},
1761	$rmp->{xsize}, $rmp->{ysize},	1843	$rmp->{xsize}, $rmp->{ysize},
1762	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1844	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1763	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1845	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1778		1860
1779	sub register {	1861	sub register {
1780	my (undef, $regex, $prio) = @_;	1862	my (undef, $regex, $prio) = @_;
1781	my $pkg = caller;	1863	my $pkg = caller;
1782		1864
1783	no strict;
1784	push @{"$pkg\::ISA"}, __PACKAGE__;	1865	push @{"$pkg\::ISA"}, __PACKAGE__;
1785		1866
1786	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1867	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1787	}	1868	}
1788		1869
1789	# also paths starting with '/'	1870	# also paths starting with '/'
1790	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1871	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1791		1872
1792	sub thawer_merge {	1873	sub thawer_merge {
1793	my ($self, $merge) = @_;	1874	my ($self, $merge) = @_;
1794		1875
1795	# we have to keep some variables in memory intact	1876	# we have to keep some variables in memory intact
…		…
1800	}	1881	}
1801		1882
1802	sub normalise {	1883	sub normalise {
1803	my ($path, $base) = @_;	1884	my ($path, $base) = @_;
1804		1885
1805	$path = "$path"; # make sure its a string	1886	$path = "$path"; # make sure it's a string
1806		1887
1807	$path =~ s/\.map$//;	1888	$path =~ s/\.map$//;
1808		1889
1809	# map plan:	1890	# map plan:
1810	#	1891	#
…		…
1849	$self->init; # pass $1 etc.	1930	$self->init; # pass $1 etc.
1850	return $self;	1931	return $self;
1851	}	1932	}
1852	}	1933	}
1853		1934
1854	Carp::cluck "unable to resolve path '$path' (base '$base').";	1935	Carp::cluck "unable to resolve path '$path' (base '$base')";
1855	()	1936	()
1856	}	1937	}
1857		1938
1858	sub init {	1939	sub init {
1859	my ($self) = @_;	1940	my ($self) = @_;
…		…
1981	}	2062	}
1982		2063
1983	sub find;	2064	sub find;
1984	sub find {	2065	sub find {
1985	my ($path, $origin) = @_;	2066	my ($path, $origin) = @_;
		2067
		2068	cf::cede_to_tick;
1986		2069
1987	$path = normalise $path, $origin && $origin->path;	2070	$path = normalise $path, $origin && $origin->path;
1988		2071
1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2072	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1990	my $guard2 = cf::lock_acquire "map_find:$path";	2073	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
2009		2092
2010	$cf::MAP{$path} = $map	2093	$cf::MAP{$path} = $map
2011	}	2094	}
2012	}	2095	}
2013		2096
2014	sub pre_load { }	2097	sub pre_load { }
2015	sub post_load { }	2098	#sub post_load { } # XS
2016		2099
2017	sub load {	2100	sub load {
2018	my ($self) = @_;	2101	my ($self) = @_;
2019		2102
2020	local $self->{deny_reset} = 1; # loading can take a long time	2103	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2077	}	2160	}
2078		2161
2079	$self->post_load;	2162	$self->post_load;
2080	}	2163	}
2081		2164
		2165	# customize the map for a given player, i.e.
		2166	# return the _real_ map. used by e.g. per-player
		2167	# maps to change the path to ~playername/mappath
2082	sub customise_for {	2168	sub customise_for {
2083	my ($self, $ob) = @_;	2169	my ($self, $ob) = @_;
2084		2170
2085	return find "~" . $ob->name . "/" . $self->{path}	2171	return find "~" . $ob->name . "/" . $self->{path}
2086	if $self->per_player;	2172	if $self->per_player;
…		…
2102	or next;	2188	or next;
2103	$neigh = find $neigh, $map	2189	$neigh = find $neigh, $map
2104	or next;	2190	or next;
2105	$neigh->load;	2191	$neigh->load;
2106		2192
		2193	# now find the diagonal neighbours
2107	push @neigh,	2194	push @neigh,
2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2195	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2196	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2110	}	2197	}
2111		2198
…		…
2118	}	2205	}
2119		2206
2120	sub find_sync {	2207	sub find_sync {
2121	my ($path, $origin) = @_;	2208	my ($path, $origin) = @_;
2122		2209
2123	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, $origin
2124	}	2214	}
2125		2215
2126	sub do_load_sync {	2216	sub do_load_sync {
2127	my ($map) = @_;	2217	my ($map) = @_;
2128		2218
2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2219	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130	if $Coro::current == $Coro::main;	2220	if $Coro::current == $Coro::main;
2131		2221
2132	cf::sync_job { $map->load };	2222	$map->load;
2133	}	2223	}
2134		2224
2135	our %MAP_PREFETCH;	2225	our %MAP_PREFETCH;
2136	our $MAP_PREFETCHER = undef;	2226	our $MAP_PREFETCHER = undef;
2137		2227
…		…
2163	$MAP_PREFETCHER->prio (6);	2253	$MAP_PREFETCHER->prio (6);
2164		2254
2165	()	2255	()
2166	}	2256	}
2167		2257
		2258	# common code, used by both ->save and ->swapout
2168	sub save {	2259	sub _save {
2169	my ($self) = @_;	2260	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2261
2173	$self->{last_save} = $cf::RUNTIME;	2262	$self->{last_save} = $cf::RUNTIME;
2174		2263
2175	return unless $self->dirty;	2264	return unless $self->dirty;
2176		2265
…		…
2196	} else {	2285	} else {
2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2286	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2198	}	2287	}
2199	}	2288	}
2200		2289
		2290	sub save {
		2291	my ($self) = @_;
		2292
		2293	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2294
		2295	$self->_save;
		2296	}
		2297
2201	sub swap_out {	2298	sub swap_out {
2202	my ($self) = @_;	2299	my ($self) = @_;
2203		2300
2204	# save first because save cedes
2205	$self->save;
2206
2207	my $lock = cf::lock_acquire "map_data:$self->{path}";	2301	my $lock = cf::lock_acquire "map_data:$self->{path}";
2208		2302
2209	return if $self->players;
2210	return if $self->in_memory != cf::MAP_ACTIVE;	2303	return if $self->in_memory != cf::MAP_ACTIVE;
2211	return if $self->{deny_save};	2304	return if $self->{deny_save};
		2305	return if $self->players;
2212		2306
		2307	# first deactivate the map and "unlink" it from the core
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
2213	$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};
2214		2357
2215	$self->deactivate;	2358	$self->deactivate;
2216	$_->clear_links_to ($self) for values %cf::MAP;	2359	$_->clear_links_to ($self) for values %cf::MAP;
2217	$self->clear;	2360	$self->clear;
2218	}
2219
2220	sub reset_at {
2221	my ($self) = @_;
2222
2223	# TODO: safety, remove and allow resettable per-player maps
2224	return 1e99 if $self->{deny_reset};
2225
2226	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2227	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2228
2229	$time + $to
2230	}
2231
2232	sub should_reset {
2233	my ($self) = @_;
2234
2235	$self->reset_at <= $cf::RUNTIME
2236	}
2237
2238	sub reset {
2239	my ($self) = @_;
2240
2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2242
2243	return if $self->players;
2244
2245	warn "resetting map ", $self->path, "\n";
2246
2247	$self->in_memory (cf::MAP_SWAPPED);
2248
2249	# need to save uniques path
2250	unless ($self->{deny_save}) {
2251	my $uniq = $self->uniq_path; utf8::encode $uniq;
2252
2253	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2254	if $uniq;
2255	}
2256
2257	delete $cf::MAP{$self->path};
2258
2259	$self->deactivate;
2260	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->clear;
2262		2361
2263	$self->unlink_save;	2362	$self->unlink_save;
2264	$self->destroy;	2363	$self->destroy;
2265	}	2364	}
2266		2365
…		…
2274		2373
2275	delete $cf::MAP{$self->path};	2374	delete $cf::MAP{$self->path};
2276		2375
2277	$self->unlink_save;	2376	$self->unlink_save;
2278		2377
2279	bless $self, "cf::map";	2378	bless $self, "cf::map::wrap";
2280	delete $self->{deny_reset};	2379	delete $self->{deny_reset};
2281	$self->{deny_save} = 1;	2380	$self->{deny_save} = 1;
2282	$self->reset_timeout (1);	2381	$self->reset_timeout (1);
2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2382	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2284		2383
…		…
2514		2613
2515	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}>).
2516		2615
2517	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.
2518	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,
2519	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
2520	map.	2619	map.
2521		2620
2522	Will never block.	2621	Will never block.
2523		2622
2524	=item $player_object->leave_link ($map, $x, $y)	2623	=item $player_object->leave_link ($map, $x, $y)
…		…
2545	sub cf::object::player::enter_link {	2644	sub cf::object::player::enter_link {
2546	my ($self) = @_;	2645	my ($self) = @_;
2547		2646
2548	$self->deactivate_recursive;	2647	$self->deactivate_recursive;
2549		2648
		2649	++$self->{_link_recursion};
		2650
2550	return if UNIVERSAL::isa $self->map, "ext::map_link";	2651	return if UNIVERSAL::isa $self->map, "ext::map_link";
2551		2652
2552	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2653	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2553	if $self->map && $self->map->{path} ne "{link}";	2654	if $self->map && $self->map->{path} ne "{link}";
2554		2655
2555	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2656	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2556	}	2657	}
2557		2658
2558	sub cf::object::player::leave_link {	2659	sub cf::object::player::leave_link {
2559	my ($self, $map, $x, $y) = @_;	2660	my ($self, $map, $x, $y) = @_;
2560		2661
…		…
2585	$map->load_neighbours;	2686	$map->load_neighbours;
2586		2687
2587	return unless $self->contr->active;	2688	return unless $self->contr->active;
2588		2689
2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2690	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2590	$self->enter_map ($map, $x, $y);	2691	if ($self->enter_map ($map, $x, $y)) {
2591		2692	# entering was successful
		2693	delete $self->{_link_recursion};
2592	# only activate afterwards, to support waiting in hooks	2694	# only activate afterwards, to support waiting in hooks
2593	$self->activate_recursive;	2695	$self->activate_recursive;
2594	}	2696	}
2595		2697
		2698	}
		2699
2596	=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)]])
2597		2701
2598	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
2599	her, loading and preparing them map, calling the provided $check callback	2703	her, loading and preparing them map, calling the provided $check callback
2600	that has to return the map if sucecssful, and then unfreezes the player on	2704	that has to return the map if sucecssful, and then unfreezes the player on
2601	the new (success) or old (failed) map position. In either case, $done will	2705	the new (success) or old (failed) map position. In either case, $done will
…		…
2608		2712
2609	our $GOTOGEN;	2713	our $GOTOGEN;
2610		2714
2611	sub cf::object::player::goto {	2715	sub cf::object::player::goto {
2612	my ($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	}
2613		2723
2614	# 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
2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2725	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2616		2726
2617	$self->enter_link;	2727	$self->enter_link;
…		…
2641	my $map = eval {	2751	my $map = eval {
2642	my $map = defined $path ? cf::map::find $path : undef;	2752	my $map = defined $path ? cf::map::find $path : undef;
2643		2753
2644	if ($map) {	2754	if ($map) {
2645	$map = $map->customise_for ($self);	2755	$map = $map->customise_for ($self);
2646	$map = $check->($map) if $check && $map;	2756	$map = $check->($map, $x, $y, $self) if $check && $map;
2647	} else {	2757	} else {
2648	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2758	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2649	}	2759	}
2650		2760
2651	$map	2761	$map
…		…
2659	if ($gen == $self->{_goto_generation}) {	2769	if ($gen == $self->{_goto_generation}) {
2660	delete $self->{_goto_generation};	2770	delete $self->{_goto_generation};
2661	$self->leave_link ($map, $x, $y);	2771	$self->leave_link ($map, $x, $y);
2662	}	2772	}
2663		2773
2664	$done->() if $done;	2774	$done->($self) if $done;
2665	})->prio (1);	2775	})->prio (1);
2666	}	2776	}
2667		2777
2668	=item $player_object->enter_exit ($exit_object)	2778	=item $player_object->enter_exit ($exit_object)
2669		2779
…		…
2762	$self->message ("Something went wrong deep within the deliantra server. "	2872	$self->message ("Something went wrong deep within the deliantra server. "
2763	. "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. "
2764	. "Please report this to the dungeon master!",	2874	. "Please report this to the dungeon master!",
2765	cf::NDI_UNIQUE | cf::NDI_RED);	2875	cf::NDI_UNIQUE | cf::NDI_RED);
2766		2876
2767	warn "ERROR in enter_exit: $@";	2877	error "ERROR in enter_exit: $@";
2768	$self->leave_link;	2878	$self->leave_link;
2769	}	2879	}
2770	})->prio (1);	2880	})->prio (1);
2771	}	2881	}
2772		2882
…		…
3085		3195
3086	$ns->ext_reply ($reply, @reply)	3196	$ns->ext_reply ($reply, @reply)
3087	if $reply;	3197	if $reply;
3088		3198
3089	} else {	3199	} else {
3090	warn "client " . ($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";
3091	}	3201	}
3092		3202
3093	cf::override;	3203	cf::override;
3094	},	3204	},
3095	);	3205	);
…		…
3115		3225
3116	$coro	3226	$coro
3117	}	3227	}
3118		3228
3119	cf::client->attach (	3229	cf::client->attach (
3120	on_destroy => sub {	3230	on_client_destroy => sub {
3121	my ($ns) = @_;	3231	my ($ns) = @_;
3122		3232
3123	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3233	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3124	},	3234	},
3125	);	3235	);
…		…
3141	our $safe_hole = new Safe::Hole;	3251	our $safe_hole = new Safe::Hole;
3142		3252
3143	$SIG{FPE} = 'IGNORE';	3253	$SIG{FPE} = 'IGNORE';
3144		3254
3145	$safe->permit_only (Opcode::opset qw(	3255	$safe->permit_only (Opcode::opset qw(
3146	:base_core :base_mem :base_orig :base_math	3256	:base_core :base_mem :base_orig :base_math :base_loop
3147	grepstart grepwhile mapstart mapwhile	3257	grepstart grepwhile mapstart mapwhile
3148	sort time	3258	sort time
3149	));	3259	));
3150		3260
3151	# here we export the classes and methods available to script code	3261	# here we export the classes and methods available to script code
…		…
3176	decrease split destroy change_exp value msg lore send_msg)],	3286	decrease split destroy change_exp value msg lore send_msg)],
3177	["cf::object::player" => qw(player)],	3287	["cf::object::player" => qw(player)],
3178	["cf::player" => qw(peaceful send_msg)],	3288	["cf::player" => qw(peaceful send_msg)],
3179	["cf::map" => qw(trigger)],	3289	["cf::map" => qw(trigger)],
3180	) {	3290	) {
3181	no strict 'refs';
3182	my ($pkg, @funs) = @$_;	3291	my ($pkg, @funs) = @$_;
3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3292	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3184	for @funs;	3293	for @funs;
3185	}	3294	}
3186		3295
…		…
3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3312	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3204	$qcode =~ s/\n/\\n/g;	3313	$qcode =~ s/\n/\\n/g;
3205		3314
3206	%vars = (_dummy => 0) unless %vars;	3315	%vars = (_dummy => 0) unless %vars;
3207		3316
		3317	my @res;
3208	local $_;	3318	local $_;
3209	local @safe::cf::_safe_eval_args = values %vars;
3210		3319
3211	my $eval =	3320	my $eval =
3212	"do {\n"	3321	"do {\n"
3213	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3322	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3214	. "#line 0 \"{$qcode}\"\n"	3323	. "#line 0 \"{$qcode}\"\n"
3215	. $code	3324	. $code
3216	. "\n}"	3325	. "\n}"
3217	;	3326	;
3218		3327
		3328	if ($CFG{safe_eval}) {
3219	sub_generation_inc;	3329	sub_generation_inc;
		3330	local @safe::cf::_safe_eval_args = values %vars;
3220	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3331	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3221	sub_generation_inc;	3332	sub_generation_inc;
		3333	} else {
		3334	local @cf::_safe_eval_args = values %vars;
		3335	@res = wantarray ? eval eval : scalar eval $eval;
		3336	}
3222		3337
3223	if ($@) {	3338	if ($@) {
3224	warn "$@";	3339	warn "$@",
3225	warn "while executing safe code '$code'\n";	3340	"while executing safe code '$code'\n",
3226	warn "with arguments " . (join " ", %vars) . "\n";	3341	"with arguments " . (join " ", %vars) . "\n";
3227	}	3342	}
3228		3343
3229	wantarray ? @res : $res[0]	3344	wantarray ? @res : $res[0]
3230	}	3345	}
3231		3346
…		…
3245	=cut	3360	=cut
3246		3361
3247	sub register_script_function {	3362	sub register_script_function {
3248	my ($fun, $cb) = @_;	3363	my ($fun, $cb) = @_;
3249		3364
3250	no strict 'refs';	3365	$fun = "safe::$fun" if $CFG{safe_eval};
3251	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3366	*$fun = $safe_hole->wrap ($cb);
3252	}	3367	}
3253		3368
3254	=back	3369	=back
3255		3370
3256	=cut	3371	=cut
…		…
3265	# for this (global event?)	3380	# for this (global event?)
3266	%ext::player_env::MUSIC_FACE_CACHE = ();	3381	%ext::player_env::MUSIC_FACE_CACHE = ();
3267		3382
3268	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3383	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3269		3384
3270	warn "loading facedata from $path\n";	3385	trace "loading facedata from $path\n";
3271		3386
3272	my $facedata;
3273	0 < aio_load $path, $facedata	3387	0 < aio_load $path, my $facedata
3274	or die "$path: $!";	3388	or die "$path: $!";
3275		3389
3276	$facedata = Coro::Storable::thaw $facedata;	3390	$facedata = Coro::Storable::thaw $facedata;
3277		3391
3278	$facedata->{version} == 2	3392	$facedata->{version} == 2
3279	or cf::cleanup "$path: version mismatch, cannot proceed.";	3393	or cf::cleanup "$path: version mismatch, cannot proceed.";
3280		3394
3281	# 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]);
3282	$facedata->{resource}{"res/exp_table"} = {	3397	$facedata->{resource}{"res/exp_table"} = {
3283	type => FT_RSRC,	3398	type => FT_RSRC,
3284	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),
3285	};	3401	};
3286	cf::cede_to_tick;	3402	cf::cede_to_tick;
3287		3403
3288	{	3404	{
3289	my $faces = $facedata->{faceinfo};	3405	my $faces = $facedata->{faceinfo};
…		…
3307		3423
3308	if (my $smooth = cf::face::find $info->{smooth}) {	3424	if (my $smooth = cf::face::find $info->{smooth}) {
3309	cf::face::set_smooth $idx, $smooth;	3425	cf::face::set_smooth $idx, $smooth;
3310	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3426	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3311	} else {	3427	} else {
3312	warn "smooth face '$info->{smooth}' not found for face '$face'";	3428	error "smooth face '$info->{smooth}' not found for face '$face'";
3313	}	3429	}
3314		3430
3315	cf::cede_to_tick;	3431	cf::cede_to_tick;
3316	}	3432	}
3317	}	3433	}
…		…
3335	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3451	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3336		3452
3337	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};	3453	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3338	cf::face::set_type $idx, $info->{type};	3454	cf::face::set_type $idx, $info->{type};
3339	} else {	3455	} else {
3340	$RESOURCE{$name} = $info;	3456	$RESOURCE{$name} = $info; # unused
3341	}	3457	}
3342		3458
3343	cf::cede_to_tick;	3459	cf::cede_to_tick;
3344	}	3460	}
3345	}	3461	}
3346		3462
3347	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3463	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3348		3464
3349	1	3465	1
3350	}	3466	}
3351
3352	cf::global->attach (on_resource_update => sub {
3353	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3354	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3355
3356	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3357	my $sound = $soundconf->{compat}[$_]
3358	or next;
3359
3360	my $face = cf::face::find "sound/$sound->[1]";
3361	cf::sound::set $sound->[0] => $face;
3362	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3363	}
3364
3365	while (my ($k, $v) = each %{$soundconf->{event}}) {
3366	my $face = cf::face::find "sound/$v";
3367	cf::sound::set $k => $face;
3368	}
3369	}
3370	});
3371		3467
3372	register_exticmd fx_want => sub {	3468	register_exticmd fx_want => sub {
3373	my ($ns, $want) = @_;	3469	my ($ns, $want) = @_;
3374		3470
3375	while (my ($k, $v) = each %$want) {	3471	while (my ($k, $v) = each %$want) {
…		…
3414	sub reload_treasures {	3510	sub reload_treasures {
3415	load_resource_file "$DATADIR/treasures"	3511	load_resource_file "$DATADIR/treasures"
3416	or die "unable to load treasurelists\n";	3512	or die "unable to load treasurelists\n";
3417	}	3513	}
3418		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
3419	sub reload_resources {	3538	sub reload_resources {
3420	warn "reloading resource files...\n";	3539	trace "reloading resource files...\n";
3421		3540
		3541	reload_exp_table;
		3542	reload_materials;
3422	reload_facedata;	3543	reload_facedata;
		3544	reload_sound;
3423	reload_archetypes;	3545	reload_archetypes;
3424	reload_regions;	3546	reload_regions;
3425	reload_treasures;	3547	reload_treasures;
3426		3548
3427	warn "finished reloading resource files\n";	3549	trace "finished reloading resource files\n";
3428	}	3550	}
3429		3551
3430	sub reload_config {	3552	sub reload_config {
3431	warn "reloading config file...\n";	3553	trace "reloading config file...\n";
3432		3554
3433	open my $fh, "<:utf8", "$CONFDIR/config"	3555	0 < aio_load "$CONFDIR/config", my $config
3434	or return;	3556	or die "$CONFDIR/config: $!";
3435		3557
3436	local $/;	3558	utf8::decode $config;
		3559
		3560	cf::get_slot 0.1, 10, "reload_config"; # yaml might be slow...
3437	*CFG = YAML::XS::Load scalar <$fh>;	3561	*CFG = YAML::XS::Load $config;
3438		3562
3439	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3563	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3440		3564
3441	$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};
3442	$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};
3443		3567
3444	if (exists $CFG{mlockall}) {	3568	if (exists $CFG{mlockall}) {
…		…
3446	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3570	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3447	and die "WARNING: m(un)lockall failed: $!\n";	3571	and die "WARNING: m(un)lockall failed: $!\n";
3448	};	3572	};
3449	warn $@ if $@;	3573	warn $@ if $@;
3450	}	3574	}
3451
3452	warn "finished reloading resource files\n";
3453	}	3575	}
3454		3576
3455	sub pidfile() {	3577	sub pidfile() {
3456	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT	3578	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3457	or die "$PIDFILE: $!";	3579	or die "$PIDFILE: $!";
…		…
3470	seek $fh, 0, 0;	3592	seek $fh, 0, 0;
3471	print $fh $$;	3593	print $fh $$;
3472	}	3594	}
3473		3595
3474	sub main_loop {	3596	sub main_loop {
3475	warn "EV::loop starting\n";	3597	trace "EV::loop starting\n";
3476	if (1) {	3598	if (1) {
3477	EV::loop;	3599	EV::loop;
3478	}	3600	}
3479	warn "EV::loop returned\n";	3601	trace "EV::loop returned\n";
3480	goto &main_loop unless $REALLY_UNLOOP;	3602	goto &main_loop unless $REALLY_UNLOOP;
3481	}	3603	}
3482		3604
3483	sub main {	3605	sub main {
3484	cf::init_globals; # initialise logging	3606	cf::init_globals; # initialise logging
3485		3607
3486	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3608	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3487	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.";
3488	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3610	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3489	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3611	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3490
3491	cf::init_experience;
3492	cf::init_anim;
3493	cf::init_attackmess;
3494	cf::init_dynamic;
3495		3612
3496	$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
3497		3614
3498	# we must not ever block the main coroutine	3615	# we must not ever block the main coroutine
3499	local $Coro::idle = sub {	3616	local $Coro::idle = sub {
…		…
3505	};	3622	};
3506		3623
3507	evthread_start IO::AIO::poll_fileno;	3624	evthread_start IO::AIO::poll_fileno;
3508		3625
3509	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
3510	cf::load_settings;	3633	cf::load_settings;
3511	cf::load_materials;
3512		3634
3513	reload_resources;	3635	reload_resources;
3514	reload_config;	3636	reload_config;
3515	db_init;	3637	db_init;
3516		3638
3517	cf::init_uuid;	3639	cf::init_uuid;
3518	cf::init_signals;	3640	cf::init_signals;
3519	cf::init_commands;
3520	cf::init_skills;	3641	cf::init_skills;
3521		3642
3522	cf::init_beforeplay;	3643	cf::init_beforeplay;
3523		3644
3524	atomic;	3645	atomic;
…		…
3532	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};
3533		3654
3534	(pop @POST_INIT)->(0) while @POST_INIT;	3655	(pop @POST_INIT)->(0) while @POST_INIT;
3535	};	3656	};
3536		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
3537	main_loop;	3666	goto &main_loop;
3538	}	3667	}
3539		3668
3540	#############################################################################	3669	#############################################################################
3541	# initialisation and cleanup	3670	# initialisation and cleanup
3542		3671
3543	# install some emergency cleanup handlers	3672	# install some emergency cleanup handlers
3544	BEGIN {	3673	BEGIN {
3545	our %SIGWATCHER = ();	3674	our %SIGWATCHER = ();
3546	for my $signal (qw(INT HUP TERM)) {	3675	for my $signal (qw(INT HUP TERM)) {
3547	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3676	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3548	cf::cleanup "SIG$signal";	3677	cf::cleanup "SIG$signal";
3549	};	3678	};
3550	}	3679	}
3551	}	3680	}
3552		3681
3553	sub write_runtime_sync {	3682	sub write_runtime_sync {
		3683	my $t0 = AE::time;
		3684
3554	# first touch the runtime file to show we are still running:	3685	# first touch the runtime file to show we are still running:
3555	# the fsync below can take a very very long time.	3686	# the fsync below can take a very very long time.
3556		3687
3557	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3688	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3558		3689
3559	my $guard = cf::lock_acquire "write_runtime";	3690	my $guard = cf::lock_acquire "write_runtime";
3560		3691
3561	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3692	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3562	or return;	3693	or return;
3563		3694
3564	my $value = $cf::RUNTIME + 90 + 10;	3695	my $value = $cf::RUNTIME + 90 + 10;
3565	# 10 is the runtime save interval, for a monotonic clock	3696	# 10 is the runtime save interval, for a monotonic clock
3566	# 60 allows for the watchdog to kill the server.	3697	# 60 allows for the watchdog to kill the server.
…		…
3579	or return;	3710	or return;
3580		3711
3581	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3712	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3582	and return;	3713	and return;
3583		3714
3584	warn "runtime file written.\n";	3715	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3585		3716
3586	1	3717	1
3587	}	3718	}
3588		3719
3589	our $uuid_lock;	3720	our $uuid_lock;
…		…
3601	or return;	3732	or return;
3602		3733
3603	my $value = uuid_seq uuid_cur;	3734	my $value = uuid_seq uuid_cur;
3604		3735
3605	unless ($value) {	3736	unless ($value) {
3606	warn "cowardly refusing to write zero uuid value!\n";	3737	info "cowardly refusing to write zero uuid value!\n";
3607	return;	3738	return;
3608	}	3739	}
3609		3740
3610	my $value = uuid_str $value + $uuid_skip;	3741	my $value = uuid_str $value + $uuid_skip;
3611	$uuid_skip = 0;	3742	$uuid_skip = 0;
…		…
3621	or return;	3752	or return;
3622		3753
3623	aio_rename "$uuid~", $uuid	3754	aio_rename "$uuid~", $uuid
3624	and return;	3755	and return;
3625		3756
3626	warn "uuid file written ($value).\n";	3757	trace "uuid file written ($value).\n";
3627		3758
3628	1	3759	1
3629		3760
3630	}	3761	}
3631		3762
…		…
3637	}	3768	}
3638		3769
3639	sub emergency_save() {	3770	sub emergency_save() {
3640	my $freeze_guard = cf::freeze_mainloop;	3771	my $freeze_guard = cf::freeze_mainloop;
3641		3772
3642	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;
3643		3779
3644	cf::sync_job {	3780	cf::sync_job {
3645	# this is a trade-off: we want to be very quick here, so	3781	cf::write_runtime_sync; # external watchdog should not bark
3646	# save all maps without fsync, and later call a global sync
3647	# (which in turn might be very very slow)
3648	local $USE_FSYNC = 0;
3649		3782
3650	# use a peculiar iteration method to avoid tripping on perl	3783	# use a peculiar iteration method to avoid tripping on perl
3651	# refcount bugs in for. also avoids problems with players	3784	# refcount bugs in for. also avoids problems with players
3652	# and maps saved/destroyed asynchronously.	3785	# and maps saved/destroyed asynchronously.
3653	warn "emergency_perl_save: begin player save\n";	3786	info "emergency_perl_save: begin player save\n";
3654	for my $login (keys %cf::PLAYER) {	3787	for my $login (keys %cf::PLAYER) {
3655	my $pl = $cf::PLAYER{$login} or next;	3788	my $pl = $cf::PLAYER{$login} or next;
3656	$pl->valid or next;	3789	$pl->valid or next;
3657	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3790	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3658	$pl->save;	3791	$pl->save;
3659	}	3792	}
3660	warn "emergency_perl_save: end player save\n";	3793	info "emergency_perl_save: end player save\n";
3661		3794
		3795	cf::write_runtime_sync; # external watchdog should not bark
		3796
3662	warn "emergency_perl_save: begin map save\n";	3797	info "emergency_perl_save: begin map save\n";
3663	for my $path (keys %cf::MAP) {	3798	for my $path (keys %cf::MAP) {
3664	my $map = $cf::MAP{$path} or next;	3799	my $map = $cf::MAP{$path} or next;
3665	$map->valid or next;	3800	$map->valid or next;
3666	$map->save;	3801	$map->save;
3667	}	3802	}
3668	warn "emergency_perl_save: end map save\n";	3803	info "emergency_perl_save: end map save\n";
3669		3804
		3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
3670	warn "emergency_perl_save: begin database checkpoint\n";	3807	info "emergency_perl_save: begin database checkpoint\n";
3671	BDB::db_env_txn_checkpoint $DB_ENV;	3808	BDB::db_env_txn_checkpoint $DB_ENV;
3672	warn "emergency_perl_save: end database checkpoint\n";	3809	info "emergency_perl_save: end database checkpoint\n";
3673		3810
3674	warn "emergency_perl_save: begin write uuid\n";	3811	info "emergency_perl_save: begin write uuid\n";
3675	write_uuid_sync 1;	3812	write_uuid_sync 1;
3676	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 $DB_ENV;
		3819
		3820	info "emergency_perl_save: starting sync\n";
		3821	IO::AIO::aio_sync sub {
		3822	info "emergency_perl_save: finished sync\n";
		3823	};
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: flushing outstanding aio requests";
		3828	while (IO::AIO::nreqs || BDB::nreqs) {
		3829	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3830	}
		3831
		3832	cf::write_runtime_sync; # external watchdog should not bark
3677	};	3833	};
3678		3834
3679	warn "emergency_perl_save: starting sync()\n";
3680	IO::AIO::aio_sync sub {
3681	warn "emergency_perl_save: finished sync()\n";
3682	};
3683
3684	warn "emergency_perl_save: leave\n";	3835	info "emergency_perl_save: leave\n";
3685	}	3836	}
3686		3837
3687	sub post_cleanup {	3838	sub post_cleanup {
3688	my ($make_core) = @_;	3839	my ($make_core) = @_;
3689		3840
		3841	IO::AIO::flush;
		3842
3690	warn Carp::longmess "post_cleanup backtrace"	3843	error Carp::longmess "post_cleanup backtrace"
3691	if $make_core;	3844	if $make_core;
3692		3845
3693	my $fh = pidfile;	3846	my $fh = pidfile;
3694	unlink $PIDFILE if <$fh> == $$;	3847	unlink $PIDFILE if <$fh> == $$;
3695	}	3848	}
…		…
3715	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3868	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3716	for my $name (keys %$leaf_symtab) {	3869	for my $name (keys %$leaf_symtab) {
3717	_gv_clear *{"$pkg$name"};	3870	_gv_clear *{"$pkg$name"};
3718	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3871	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3719	}	3872	}
3720	warn "cleared package $pkg\n";#d#
3721	}	3873	}
3722		3874
3723	sub do_reload_perl() {	3875	sub do_reload_perl() {
3724	# can/must only be called in main	3876	# can/must only be called in main
3725	if ($Coro::current != $Coro::main) {	3877	unless (in_main) {
3726	warn "can only reload from main coroutine";	3878	error "can only reload from main coroutine";
3727	return;	3879	return;
3728	}	3880	}
3729		3881
3730	return if $RELOAD++;	3882	return if $RELOAD++;
3731		3883
3732	my $t1 = EV::time;	3884	my $t1 = AE::time;
3733		3885
3734	while ($RELOAD) {	3886	while ($RELOAD) {
		3887	cf::get_slot 0.1, -1, "reload_perl";
3735	warn "reloading...";	3888	info "reloading...";
3736		3889
3737	warn "entering sync_job";	3890	trace "entering sync_job";
3738		3891
3739	cf::sync_job {	3892	cf::sync_job {
3740	cf::write_runtime_sync; # external watchdog should not bark
3741	cf::emergency_save;	3893	#cf::emergency_save;
3742	cf::write_runtime_sync; # external watchdog should not bark
3743		3894
3744	warn "syncing database to disk";
3745	BDB::db_env_txn_checkpoint $DB_ENV;
3746
3747	# if anything goes wrong in here, we should simply crash as we already saved
3748
3749	warn "flushing outstanding aio requests";
3750	while (IO::AIO::nreqs || BDB::nreqs) {
3751	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3752	}
3753
3754	warn "cancelling all extension coros";	3895	trace "cancelling all extension coros";
3755	$_->cancel for values %EXT_CORO;	3896	$_->cancel for values %EXT_CORO;
3756	%EXT_CORO = ();	3897	%EXT_CORO = ();
3757		3898
3758	warn "removing commands";	3899	trace "removing commands";
3759	%COMMAND = ();	3900	%COMMAND = ();
3760		3901
3761	warn "removing ext/exti commands";	3902	trace "removing ext/exti commands";
3762	%EXTCMD = ();	3903	%EXTCMD = ();
3763	%EXTICMD = ();	3904	%EXTICMD = ();
3764		3905
3765	warn "unloading/nuking all extensions";	3906	trace "unloading/nuking all extensions";
3766	for my $pkg (@EXTS) {	3907	for my $pkg (@EXTS) {
3767	warn "... unloading $pkg";	3908	trace "... unloading $pkg";
3768		3909
3769	if (my $cb = $pkg->can ("unload")) {	3910	if (my $cb = $pkg->can ("unload")) {
3770	eval {	3911	eval {
3771	$cb->($pkg);	3912	$cb->($pkg);
3772	1	3913	1
3773	} or warn "$pkg unloaded, but with errors: $@";	3914	} or error "$pkg unloaded, but with errors: $@";
3774	}	3915	}
3775		3916
3776	warn "... clearing $pkg";	3917	trace "... clearing $pkg";
3777	clear_package $pkg;	3918	clear_package $pkg;
3778	}	3919	}
3779		3920
3780	warn "unloading all perl modules loaded from $LIBDIR";	3921	trace "unloading all perl modules loaded from $LIBDIR";
3781	while (my ($k, $v) = each %INC) {	3922	while (my ($k, $v) = each %INC) {
3782	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3923	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3783		3924
3784	warn "... unloading $k";	3925	trace "... unloading $k";
3785	delete $INC{$k};	3926	delete $INC{$k};
3786		3927
3787	$k =~ s/\.pm$//;	3928	$k =~ s/\.pm$//;
3788	$k =~ s/\//::/g;	3929	$k =~ s/\//::/g;
3789		3930
…		…
3792	}	3933	}
3793		3934
3794	clear_package $k;	3935	clear_package $k;
3795	}	3936	}
3796		3937
3797	warn "getting rid of safe::, as good as possible";	3938	trace "getting rid of safe::, as good as possible";
3798	clear_package "safe::$_"	3939	clear_package "safe::$_"
3799	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);
3800		3941
3801	warn "unloading cf.pm \"a bit\"";	3942	trace "unloading cf.pm \"a bit\"";
3802	delete $INC{"cf.pm"};	3943	delete $INC{"cf.pm"};
3803	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	3944	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3804		3945
3805	# don't, removes xs symbols, too,	3946	# don't, removes xs symbols, too,
3806	# and global variables created in xs	3947	# and global variables created in xs
3807	#clear_package __PACKAGE__;	3948	#clear_package __PACKAGE__;
3808		3949
3809	warn "unload completed, starting to reload now";	3950	info "unload completed, starting to reload now";
3810		3951
3811	warn "reloading cf.pm";	3952	trace "reloading cf.pm";
3812	require cf;	3953	require cf;
3813	cf::_connect_to_perl_1;	3954	cf::_connect_to_perl_1;
3814		3955
3815	warn "loading config and database again";	3956	trace "loading config and database again";
3816	cf::reload_config;	3957	cf::reload_config;
3817		3958
3818	warn "loading extensions";	3959	trace "loading extensions";
3819	cf::load_extensions;	3960	cf::load_extensions;
3820		3961
3821	if ($REATTACH_ON_RELOAD) {	3962	if ($REATTACH_ON_RELOAD) {
3822	warn "reattaching attachments to objects/players";	3963	trace "reattaching attachments to objects/players";
3823	_global_reattach; # objects, sockets	3964	_global_reattach; # objects, sockets
3824	warn "reattaching attachments to maps";	3965	trace "reattaching attachments to maps";
3825	reattach $_ for values %MAP;	3966	reattach $_ for values %MAP;
3826	warn "reattaching attachments to players";	3967	trace "reattaching attachments to players";
3827	reattach $_ for values %PLAYER;	3968	reattach $_ for values %PLAYER;
3828	}	3969	}
3829		3970
3830	warn "running post_init jobs";	3971	trace "running post_init jobs";
3831	(pop @POST_INIT)->(1) while @POST_INIT;	3972	(pop @POST_INIT)->(1) while @POST_INIT;
3832		3973
3833	warn "leaving sync_job";	3974	trace "leaving sync_job";
3834		3975
3835	1	3976	1
3836	} or do {	3977	} or do {
3837	warn $@;	3978	error $@;
3838	cf::cleanup "error while reloading, exiting.";	3979	cf::cleanup "error while reloading, exiting.";
3839	};	3980	};
3840		3981
3841	warn "reloaded";	3982	info "reloaded";
3842	--$RELOAD;	3983	--$RELOAD;
3843	}	3984	}
3844		3985
3845	$t1 = EV::time - $t1;	3986	$t1 = AE::time - $t1;
3846	warn "reload completed in ${t1}s\n";	3987	info "reload completed in ${t1}s\n";
3847	};	3988	};
3848		3989
3849	our $RELOAD_WATCHER; # used only during reload	3990	our $RELOAD_WATCHER; # used only during reload
3850		3991
3851	sub reload_perl() {	3992	sub reload_perl() {
…		…
3853	# coro crashes during coro_state_free->destroy here.	3994	# coro crashes during coro_state_free->destroy here.
3854		3995
3855	$RELOAD_WATCHER ||= cf::async {	3996	$RELOAD_WATCHER ||= cf::async {
3856	Coro::AIO::aio_wait cache_extensions;	3997	Coro::AIO::aio_wait cache_extensions;
3857		3998
3858	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	3999	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3859	do_reload_perl;	4000	do_reload_perl;
3860	undef $RELOAD_WATCHER;	4001	undef $RELOAD_WATCHER;
3861	};	4002	};
3862	};	4003	};
3863	}	4004	}
…		…
3872	reload_perl;	4013	reload_perl;
3873	};	4014	};
3874	}	4015	}
3875	};	4016	};
3876		4017
3877	unshift @INC, $LIBDIR;	4018	#############################################################################
3878		4019
3879	my $bug_warning = 0;	4020	my $bug_warning = 0;
3880		4021
3881	our @WAIT_FOR_TICK;	4022	our @WAIT_FOR_TICK;
3882	our @WAIT_FOR_TICK_BEGIN;	4023	our @WAIT_FOR_TICK_BEGIN;
3883		4024
3884	sub wait_for_tick {	4025	sub wait_for_tick() {
3885	return if tick_inhibit || $Coro::current == $Coro::main;	4026	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3886		4027
3887	my $signal = new Coro::Signal;	4028	my $signal = new Coro::Signal;
3888	push @WAIT_FOR_TICK, $signal;	4029	push @WAIT_FOR_TICK, $signal;
3889	$signal->wait;	4030	$signal->wait;
3890	}	4031	}
3891		4032
3892	sub wait_for_tick_begin {	4033	sub wait_for_tick_begin() {
3893	return if tick_inhibit || $Coro::current == $Coro::main;	4034	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3894		4035
3895	my $signal = new Coro::Signal;	4036	my $signal = new Coro::Signal;
3896	push @WAIT_FOR_TICK_BEGIN, $signal;	4037	push @WAIT_FOR_TICK_BEGIN, $signal;
3897	$signal->wait;	4038	$signal->wait;
3898	}	4039	}
…		…
3904	return;	4045	return;
3905	}	4046	}
3906		4047
3907	cf::server_tick; # one server iteration	4048	cf::server_tick; # one server iteration
3908		4049
		4050	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4051
3909	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4052	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3910	$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.;
3911	Coro::async_pool {	4054	Coro::async_pool {
3912	$Coro::current->{desc} = "runtime saver";	4055	$Coro::current->{desc} = "runtime saver";
3913	write_runtime_sync	4056	write_runtime_sync
3914	or warn "ERROR: unable to write runtime file: $!";	4057	or error "ERROR: unable to write runtime file: $!";
3915	};	4058	};
3916	}	4059	}
3917		4060
3918	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4061	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3919	$sig->send;	4062	$sig->send;
…		…
3927		4070
3928	if (0) {	4071	if (0) {
3929	if ($NEXT_TICK) {	4072	if ($NEXT_TICK) {
3930	my $jitter = $TICK_START - $NEXT_TICK;	4073	my $jitter = $TICK_START - $NEXT_TICK;
3931	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4074	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3932	warn "jitter $JITTER\n";#d#	4075	debug "jitter $JITTER\n";#d#
3933	}	4076	}
3934	}	4077	}
3935	}	4078	}
3936		4079
3937	{	4080	{
3938	# configure BDB	4081	# configure BDB
3939		4082
3940	BDB::min_parallel 8;	4083	BDB::min_parallel 16;
3941	BDB::max_poll_reqs $TICK * 0.1;	4084	BDB::max_poll_reqs $TICK * 0.1;
3942	$AnyEvent::BDB::WATCHER->priority (1);	4085	$AnyEvent::BDB::WATCHER->priority (1);
3943		4086
3944	unless ($DB_ENV) {	4087	unless ($DB_ENV) {
3945	$DB_ENV = BDB::db_env_create;	4088	$DB_ENV = BDB::db_env_create;

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