[ViewVC] Diff of: cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.265 by root, Fri May 11 08:00:00 2007 UTC vs.
Revision 1.287 by root, Mon Jun 25 05:43:45 2007 UTC

…		…
49	our %COMMAND = ();	49	our %COMMAND = ();
50	our %COMMAND_TIME = ();	50	our %COMMAND_TIME = ();
51		51
52	our @EXTS = (); # list of extension package names	52	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	53	our %EXTCMD = ();
		54	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	55	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	56	our %EXT_MAP = (); # pluggable maps
56		57
57	our $RELOAD; # number of reloads so far	58	our $RELOAD; # number of reloads so far
58	our @EVENT;	59	our @EVENT;
…		…
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	188	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	189	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	190	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	191	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
191	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';	192	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';
		193	@safe::cf::arch::ISA = @cf::arch::ISA = 'cf::object';
192	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object';	194	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; # not really true (yet)
193		195
194	# we bless all objects into (empty) derived classes to force a method lookup	196	# we bless all objects into (empty) derived classes to force a method lookup
195	# within the Safe compartment.	197	# within the Safe compartment.
196	for my $pkg (qw(	198	for my $pkg (qw(
197	cf::global cf::attachable	199	cf::global cf::attachable
…		…
205	}	207	}
206		208
207	$Event::DIED = sub {	209	$Event::DIED = sub {
208	warn "error in event callback: @_";	210	warn "error in event callback: @_";
209	};	211	};
		212
		213	#############################################################################
210		214
211	=head2 UTILITY FUNCTIONS	215	=head2 UTILITY FUNCTIONS
212		216
213	=over 4	217	=over 4
214		218
…		…
233	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	237	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
234	$d	238	$d
235	} \|\| "[unable to dump $_[0]: '$@']";	239	} \|\| "[unable to dump $_[0]: '$@']";
236	}	240	}
237		241
238	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working	242	use JSON::XS ();
239		243
240	=item $ref = cf::from_json $json	244	=item $ref = cf::from_json $json
241		245
242	Converts a JSON string into the corresponding perl data structure.	246	Converts a JSON string into the corresponding perl data structure.
243		247
244	=item $json = cf::to_json $ref	248	=item $json = cf::to_json $ref
245		249
246	Converts a perl data structure into its JSON representation.	250	Converts a perl data structure into its JSON representation.
		251
		252	=cut
		253
		254	our $json_coder = JSON::XS->new->convert_blessed->utf8;
		255
		256	sub to_json ($) { $json_coder->encode ($_[0]) }
		257	sub from_json ($) { $json_coder->decode ($_[0]) }
247		258
248	=item cf::lock_wait $string	259	=item cf::lock_wait $string
249		260
250	Wait until the given lock is available. See cf::lock_acquire.	261	Wait until the given lock is available. See cf::lock_acquire.
251		262
…		…
317		328
318	BEGIN { *async = \&Coro::async_pool }	329	BEGIN { *async = \&Coro::async_pool }
319		330
320	=item cf::sync_job { BLOCK }	331	=item cf::sync_job { BLOCK }
321		332
322	The design of crossfire+ requires that the main coro ($Coro::main) is	333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)
323	always able to handle events or runnable, as crossfire+ is only partly	334	is always able to handle events or runnable, as Crossfire TRT is only
324	reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable.	335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
		336	acceptable.
325		337
326	If it must be done, put the blocking parts into C<sync_job>. This will run	338	If it must be done, put the blocking parts into C<sync_job>. This will run
327	the given BLOCK in another coroutine while waiting for the result. The	339	the given BLOCK in another coroutine while waiting for the result. The
328	server will be frozen during this time, so the block should either finish	340	server will be frozen during this time, so the block should either finish
329	fast or be very important.	341	fast or be very important.
…		…
356	Coro::cede or Event::one_event;	368	Coro::cede or Event::one_event;
357	}	369	}
358		370
359	$time = Event::time - $time;	371	$time = Event::time - $time;
360		372
361	LOG llevError \| logBacktrace, "long sync job\n"	373	LOG llevError \| logBacktrace, Carp::longmess "long sync job"
362	if $time > $TICK * 0.5;	374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
363		375
364	$tick_start += $time; # do not account sync jobs to server load	376	$tick_start += $time; # do not account sync jobs to server load
365		377
366	wantarray ? @res : $res[0]	378	wantarray ? @res : $res[0]
367	} else {	379	} else {
…		…
389	$EXT_CORO{$coro+0} = $coro;	401	$EXT_CORO{$coro+0} = $coro;
390		402
391	$coro	403	$coro
392	}	404	}
393		405
394	sub write_runtime {	406	=item fork_call { }, $args
395	my $runtime = "$LOCALDIR/runtime";
396		407
397	# first touch the runtime file to show we are still running:	408	Executes the given code block with the given arguments in a seperate
398	# the fsync below can take a very very long time.	409	process, returning the results. Everything must be serialisable with
		410	Coro::Storable. May, of course, block. Note that the executed sub may
		411	never block itself or use any form of Event handling.
399		412
400	if (my $fh = aio_open $runtime, O_WRONLY, 0) {	413	=cut
401	utime undef, undef, $fh;
402	}
403		414
404	my $guard = cf::lock_acquire "write_runtime";	415	sub fork_call(&@) {
		416	my ($cb, @args) = @_;
405		417
406	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644	418	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
407	or return;	419	# or die "socketpair: $!";
		420	pipe my $fh1, my $fh2
		421	or die "pipe: $!";
408		422
409	my $value = $cf::RUNTIME + 90 + 10;	423	if (my $pid = fork) {
410	# 10 is the runtime save interval, for a monotonic clock
411	# 60 allows for the watchdog to kill the server.
412
413	(aio_write $fh, 0, (length $value), $value, 0) <= 0
414	and return;
415
416	# always fsync - this file is important
417	aio_fsync $fh
418	and return;
419
420	# touch it again to show we are up-to-date
421	utime undef, undef, $fh;
422
423	close $fh	424	close $fh2;
424	or return;
425		425
426	aio_rename "$runtime~", $runtime	426	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
427	and return;	427	$res = Coro::Storable::thaw $res;
428		428
429	warn "runtime file written.\n";#d#	429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430		430
		431	die $$res unless "ARRAY" eq ref $res;
		432
		433	return wantarray ? @$res : $res->[-1];
		434	} else {
		435	reset_signals;
		436	local $SIG{__WARN__};
		437	local $SIG{__DIE__};
		438	eval {
		439	close $fh1;
		440
		441	my @res = eval { $cb->(@args) };
		442	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
		443	};
		444
		445	warn $@ if $@;
		446	_exit 0;
431	1	447	}
		448	}
		449
		450	=item $value = cf::db_get $family => $key
		451
		452	Returns a single value from the environment database.
		453
		454	=item cf::db_put $family => $key => $value
		455
		456	Stores the given C<$value> in the family. It can currently store binary
		457	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
		458
		459	=cut
		460
		461	our $DB;
		462
		463	sub db_init {
		464	unless ($DB) {
		465	$DB = BDB::db_create $DB_ENV;
		466
		467	cf::sync_job {
		468	eval {
		469	$DB->set_flags (BDB::CHKSUM);
		470
		471	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
		472	BDB::CREATE \| BDB::AUTO_COMMIT, 0666;
		473	cf::cleanup "db_open(db): $!" if $!;
		474	};
		475	cf::cleanup "db_open(db): $@" if $@;
		476	};
		477	}
		478	}
		479
		480	sub db_get($$) {
		481	my $key = "$_[0]/$_[1]";
		482
		483	cf::sync_job {
		484	BDB::db_get $DB, undef, $key, my $data;
		485
		486	$! ? ()
		487	: $data
		488	}
		489	}
		490
		491	sub db_put($$$) {
		492	BDB::dbreq_pri 4;
		493	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		494	}
		495
		496	=item cf::cache $id => [$paths...], $processversion => $process
		497
		498	Generic caching function that returns the value of the resource $id,
		499	caching and regenerating as required.
		500
		501	This function can block.
		502
		503	=cut
		504
		505	sub cache {
		506	my ($id, $src, $processversion, $process) = @_;
		507
		508	my $meta =
		509	join "\x00",
		510	$processversion,
		511	map {
		512	aio_stat $_
		513	and Carp::croak "$_: $!";
		514
		515	($_, (stat _)[7,9])
		516	} @$src;
		517
		518	my $dbmeta = db_get cache => "$id/meta";
		519	if ($dbmeta ne $meta) {
		520	# changed, we may need to process
		521
		522	my @data;
		523	my $md5;
		524
		525	for (0 .. $#$src) {
		526	0 <= aio_load $src->[$_], $data[$_]
		527	or Carp::croak "$src->[$_]: $!";
		528	}
		529
		530	# if processing is expensive, check
		531	# checksum first
		532	if (1) {
		533	$md5 =
		534	join "\x00",
		535	$processversion,
		536	map {
		537	Coro::cede;
		538	($src->[$_], Digest::MD5::md5_hex $data[$_])
		539	} 0.. $#$src;
		540
		541
		542	my $dbmd5 = db_get cache => "$id/md5";
		543	if ($dbmd5 eq $md5) {
		544	db_put cache => "$id/meta", $meta;
		545
		546	return db_get cache => "$id/data";
		547	}
		548	}
		549
		550	my $t1 = Time::HiRes::time;
		551	my $data = $process->(\@data);
		552	my $t2 = Time::HiRes::time;
		553
		554	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		555
		556	db_put cache => "$id/data", $data;
		557	db_put cache => "$id/md5" , $md5;
		558	db_put cache => "$id/meta", $meta;
		559
		560	return $data;
		561	}
		562
		563	db_get cache => "$id/data"
432	}	564	}
433		565
434	=item cf::datalog type => key => value, ...	566	=item cf::datalog type => key => value, ...
435		567
436	Log a datalog packet of the given type with the given key-value pairs.	568	Log a datalog packet of the given type with the given key-value pairs.
…		…
454	attach callbacks/event handlers (a collection of which is called an "attachment")	586	attach callbacks/event handlers (a collection of which is called an "attachment")
455	to it. All such attachable objects support the following methods.	587	to it. All such attachable objects support the following methods.
456		588
457	In the following description, CLASS can be any of C<global>, C<object>	589	In the following description, CLASS can be any of C<global>, C<object>
458	C<player>, C<client> or C<map> (i.e. the attachable objects in	590	C<player>, C<client> or C<map> (i.e. the attachable objects in
459	crossfire+).	591	Crossfire TRT).
460		592
461	=over 4	593	=over 4
462		594
463	=item $attachable->attach ($attachment, key => $value...)	595	=item $attachable->attach ($attachment, key => $value...)
464		596
…		…
627	$registry = $CB_TYPE[$object_type] \|\|= [];	759	$registry = $CB_TYPE[$object_type] \|\|= [];
628		760
629	} elsif ($type eq "subtype") {	761	} elsif ($type eq "subtype") {
630	defined $object_type or Carp::croak "subtype specified without type";	762	defined $object_type or Carp::croak "subtype specified without type";
631	my $object_subtype = shift @arg;	763	my $object_subtype = shift @arg;
632	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_SUBTYPES] \|\|= [];	764	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_TYPES] \|\|= [];
633		765
634	} elsif ($type eq "package") {	766	} elsif ($type eq "package") {
635	my $pkg = shift @arg;	767	my $pkg = shift @arg;
636		768
637	while (my ($name, $id) = each %cb_id) {	769	while (my ($name, $id) = each %cb_id) {
…		…
666	_attach $registry, $klass, @attach;	798	_attach $registry, $klass, @attach;
667	}	799	}
668		800
669	$obj->{$name} = \%arg;	801	$obj->{$name} = \%arg;
670	} else {	802	} else {
671	warn "object uses attachment '$name' that is not available, postponing.\n";	803	warn "object uses attachment '$name' which is not available, postponing.\n";
672	}	804	}
673		805
674	$obj->{_attachment}{$name} = undef;	806	$obj->{_attachment}{$name} = undef;
675	}	807	}
676		808
…		…
678	if (ref $_[0]) {	810	if (ref $_[0]) {
679	_object_attach @_;	811	_object_attach @_;
680	} else {	812	} else {
681	_attach shift->_attach_registry, @_;	813	_attach shift->_attach_registry, @_;
682	}	814	}
		815	_recalc_want;
683	};	816	};
684		817
685	# all those should be optimised	818	# all those should be optimised
686	sub cf::attachable::detach {	819	sub cf::attachable::detach {
687	my ($obj, $name) = @_;	820	my ($obj, $name) = @_;
…		…
690	delete $obj->{_attachment}{$name};	823	delete $obj->{_attachment}{$name};
691	reattach ($obj);	824	reattach ($obj);
692	} else {	825	} else {
693	Carp::croak "cannot, currently, detach class attachments";	826	Carp::croak "cannot, currently, detach class attachments";
694	}	827	}
		828	_recalc_want;
695	};	829	};
696		830
697	sub cf::attachable::attached {	831	sub cf::attachable::attached {
698	my ($obj, $name) = @_;	832	my ($obj, $name) = @_;
699		833
…		…
872	or return;	1006	or return;
873	$av = eval { (Storable::thaw $av)->{objs} };	1007	$av = eval { (Storable::thaw $av)->{objs} };
874	}	1008	}
875		1009
876	warn sprintf "loading %s (%d)\n",	1010	warn sprintf "loading %s (%d)\n",
877	$filename, length $data, scalar @{$av \|\| []};#d#	1011	$filename, length $data, scalar @{$av \|\| []};
878	return ($data, $av);	1012	return ($data, $av);
879	}	1013	}
		1014
		1015	=head2 COMMAND CALLBACKS
		1016
		1017	=over 4
		1018
		1019	=cut
880		1020
881	#############################################################################	1021	#############################################################################
882	# command handling &c	1022	# command handling &c
883		1023
884	=item cf::register_command $name => \&callback($ob,$args);	1024	=item cf::register_command $name => \&callback($ob,$args);
…		…
897	push @{ $COMMAND{$name} }, [$caller, $cb];	1037	push @{ $COMMAND{$name} }, [$caller, $cb];
898	}	1038	}
899		1039
900	=item cf::register_extcmd $name => \&callback($pl,$packet);	1040	=item cf::register_extcmd $name => \&callback($pl,$packet);
901		1041
902	Register a callbackf ro execution when the client sends an extcmd packet.	1042	Register a callback for execution when the client sends an (synchronous)
		1043	extcmd packet. Ext commands will be processed in the order they are
		1044	received by the server, like other user commands. The first argument is
		1045	the logged-in player. Ext commands can only be processed after a player
		1046	has logged in successfully.
903		1047
904	If the callback returns something, it is sent back as if reply was being	1048	If the callback returns something, it is sent back as if reply was being
905	called.	1049	called.
906		1050
		1051	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1052
		1053	Register a callback for execution when the client sends an (asynchronous)
		1054	exticmd packet. Exti commands are processed by the server as soon as they
		1055	are received, i.e. out of order w.r.t. other commands. The first argument
		1056	is a client socket. Exti commands can be received anytime, even before
		1057	log-in.
		1058
		1059	If the callback returns something, it is sent back as if reply was being
		1060	called.
		1061
907	=cut	1062	=cut
908		1063
909	sub register_extcmd {	1064	sub register_extcmd {
910	my ($name, $cb) = @_;	1065	my ($name, $cb) = @_;
911		1066
912	$EXTCMD{$name} = $cb;	1067	$EXTCMD{$name} = $cb;
		1068	}
		1069
		1070	sub register_exticmd {
		1071	my ($name, $cb) = @_;
		1072
		1073	$EXTICMD{$name} = $cb;
913	}	1074	}
914		1075
915	cf::player->attach (	1076	cf::player->attach (
916	on_command => sub {	1077	on_command => sub {
917	my ($pl, $name, $params) = @_;	1078	my ($pl, $name, $params) = @_;
…		…
942		1103
943	cf::override;	1104	cf::override;
944	},	1105	},
945	);	1106	);
946		1107
947	sub load_extension {
948	my ($path) = @_;
949
950	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
951	my $base = $1;
952	my $pkg = $1;
953	$pkg =~ s/[^[:word:]]/_/g;
954	$pkg = "ext::$pkg";
955
956	warn "... loading '$path' into '$pkg'\n";
957
958	open my $fh, "<:utf8", $path
959	or die "$path: $!";
960
961	my $source =
962	"package $pkg; use strict; use utf8;\n"
963	. "#line 1 \"$path\"\n{\n"
964	. (do { local $/; <$fh> })
965	. "\n};\n1";
966
967	unless (eval $source) {
968	my $msg = $@ ? "$path: $@\n"
969	: "extension disabled.\n";
970	if ($source =~ /^#!.perl.#.*MANDATORY/m) { # ugly match
971	warn $@;
972	warn "mandatory extension failed to load, exiting.\n";
973	exit 1;
974	}
975	die $@;
976	}
977
978	push @EXTS, $pkg;
979	}
980
981	sub load_extensions {	1108	sub load_extensions {
		1109	cf::sync_job {
		1110	my %todo;
		1111
982	for my $ext (<$LIBDIR/*.ext>) {	1112	for my $path (<$LIBDIR/*.ext>) {
983	next unless -r $ext;	1113	next unless -r $path;
984	eval {	1114
985	load_extension $ext;	1115	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
		1116	my $base = $1;
		1117	my $pkg = $1;
		1118	$pkg =~ s/[^[:word:]]/_/g;
		1119	$pkg = "ext::$pkg";
		1120
		1121	open my $fh, "<:utf8", $path
		1122	or die "$path: $!";
		1123
		1124	my $source = do { local $/; <$fh> };
		1125
		1126	my %ext = (
		1127	path => $path,
		1128	base => $base,
		1129	pkg => $pkg,
		1130	);
		1131
		1132	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
		1133	if $source =~ /\A#!.?perl.?#\s(.)$/m;
		1134
		1135	$ext{source} =
		1136	"package $pkg; use strict; use utf8;\n"
		1137	. "#line 1 \"$path\"\n{\n"
		1138	. $source
		1139	. "\n};\n1";
		1140
		1141	$todo{$base} = \%ext;
		1142	}
		1143
		1144	my %done;
		1145	while (%todo) {
		1146	my $progress;
		1147
		1148	while (my ($k, $v) = each %todo) {
		1149	for (split /,\s*/, $v->{meta}{depends}) {
		1150	goto skip
		1151	unless exists $done{$_};
		1152	}
		1153
		1154	warn "... loading '$k' into '$v->{pkg}'\n";
		1155
		1156	unless (eval $v->{source}) {
		1157	my $msg = $@ ? "$v->{path}: $@\n"
		1158	: "$v->{base}: extension inactive.\n";
		1159
		1160	if (exists $v->{meta}{mandatory}) {
		1161	warn $msg;
		1162	warn "mandatory extension failed to load, exiting.\n";
		1163	exit 1;
		1164	}
		1165
		1166	warn $msg;
		1167	}
		1168
		1169	$done{$k} = delete $todo{$k};
		1170	push @EXTS, $v->{pkg};
		1171	$progress = 1;
986	1	1172	}
987	} or warn "$ext not loaded: $@";	1173
		1174	skip:
		1175	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1176	unless $progress;
		1177	}
988	}	1178	};
989	}	1179	}
990		1180
991	#############################################################################	1181	#############################################################################
		1182
		1183	=back
992		1184
993	=head2 CORE EXTENSIONS	1185	=head2 CORE EXTENSIONS
994		1186
995	Functions and methods that extend core crossfire objects.	1187	Functions and methods that extend core crossfire objects.
996		1188
…		…
1184	}	1376	}
1185		1377
1186	\@paths	1378	\@paths
1187	}	1379	}
1188		1380
		1381	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1382
		1383	Expand crossfire pod fragments into protocol xml.
		1384
		1385	=cut
		1386
		1387	sub expand_cfpod {
		1388	((my $self), (local $_)) = @_;
		1389
		1390	# escape & and <
		1391	s/&/&/g;
		1392	s/(?<![BIUGH])</</g;
		1393
		1394	# this is buggy, it needs to properly take care of nested <'s
		1395
		1396	1 while
		1397	# replace B<>, I<>, U<> etc.
		1398	s/B<([^\>]*)>/<b>$1<\/b>/
		1399	\|\| s/I<([^\>]*)>/<i>$1<\/i>/
		1400	\|\| s/U<([^\>]*)>/<u>$1<\/u>/
		1401	# replace G<male\|female> tags
		1402	\|\| s{G<([^>\|])\\|([^>])>}{
		1403	$self->gender ? $2 : $1
		1404	}ge
		1405	# replace H<hint text>
		1406	\|\| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
		1407
		1408	# create single paragraphs (very hackish)
		1409	s/(?<=\S)\n(?=\w)/ /g;
		1410
		1411	$_
		1412	}
		1413
1189	=item $player->ext_reply ($msgid, %msg)	1414	=item $player->ext_reply ($msgid, %msg)
1190		1415
1191	Sends an ext reply to the player.	1416	Sends an ext reply to the player.
1192		1417
1193	=cut	1418	=cut
1194		1419
1195	sub ext_reply($$%) {	1420	sub ext_reply($$%) {
1196	my ($self, $id, %msg) = @_;	1421	my ($self, $id, %msg) = @_;
1197		1422
1198	$msg{msgid} = $id;	1423	$msg{msgid} = $id;
1199
1200	$self->send ("ext " . cf::to_json \%msg);	1424	$self->send ("ext " . cf::to_json \%msg);
1201	}	1425	}
1202		1426
1203	=item $player->ext_event ($type, %msg)	1427	=item $player->ext_event ($type, %msg)
1204		1428
…		…
1220		1444
1221	package cf::region;	1445	package cf::region;
1222		1446
1223	=item cf::region::find_by_path $path	1447	=item cf::region::find_by_path $path
1224		1448
1225	Tries to decuce the probable region for a map knowing only its path.	1449	Tries to decuce the likely region for a map knowing only its path.
1226		1450
1227	=cut	1451	=cut
1228		1452
1229	sub find_by_path($) {	1453	sub find_by_path($) {
1230	my ($path) = @_;	1454	my ($path) = @_;
…		…
1304	my ($self, $merge) = @_;	1528	my ($self, $merge) = @_;
1305		1529
1306	# we have to keep some variables in memory intact	1530	# we have to keep some variables in memory intact
1307	local $self->{path};	1531	local $self->{path};
1308	local $self->{load_path};	1532	local $self->{load_path};
1309	local $self->{deny_save};
1310	local $self->{deny_reset};
1311		1533
1312	$self->SUPER::thawer_merge ($merge);	1534	$self->SUPER::thawer_merge ($merge);
1313	}	1535	}
1314		1536
1315	sub normalise {	1537	sub normalise {
…		…
1415		1637
1416	$_->change_map_light ($change)	1638	$_->change_map_light ($change)
1417	for grep $_->outdoor, values %cf::MAP;	1639	for grep $_->outdoor, values %cf::MAP;
1418	}	1640	}
1419		1641
		1642	sub decay_objects {
		1643	my ($self) = @_;
		1644
		1645	return if $self->{deny_reset};
		1646
		1647	$self->do_decay_objects;
		1648	}
		1649
1420	sub unlink_save {	1650	sub unlink_save {
1421	my ($self) = @_;	1651	my ($self) = @_;
1422		1652
1423	utf8::encode (my $save = $self->save_path);	1653	utf8::encode (my $save = $self->save_path);
1424	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;	1654	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
…		…
1480	$self->load_header_orig	1710	$self->load_header_orig
1481	or return;	1711	or return;
1482	$self->prepare_orig;	1712	$self->prepare_orig;
1483	}	1713	}
1484		1714
		1715	$self->{deny_reset} = 1
		1716	if $self->no_reset;
		1717
1485	$self->default_region (cf::region::find_by_path $self->{path})	1718	$self->default_region (cf::region::find_by_path $self->{path})
1486	unless $self->default_region;	1719	unless $self->default_region;
1487		1720
1488	1	1721	1
1489	}	1722	}
…		…
1504	$map->{last_save} = $cf::RUNTIME;	1737	$map->{last_save} = $cf::RUNTIME;
1505		1738
1506	$map->load_header	1739	$map->load_header
1507	or return;	1740	or return;
1508		1741
1509	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)	1742	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1510	# doing this can freeze the server in a sync job, obviously	1743	# doing this can freeze the server in a sync job, obviously
1511	#$cf::WAIT_FOR_TICK->wait;	1744	#$cf::WAIT_FOR_TICK->wait;
1512	$map->reset;	1745	$map->reset;
1513	undef $guard;	1746	undef $guard;
1514	return find $path;	1747	return find $path;
…		…
1581	my ($self, $ob) = @_;	1814	my ($self, $ob) = @_;
1582		1815
1583	return find "~" . $ob->name . "/" . $self->{path}	1816	return find "~" . $ob->name . "/" . $self->{path}
1584	if $self->per_player;	1817	if $self->per_player;
1585		1818
		1819	# return find "?party/" . $ob->name . "/" . $self->{path}
		1820	# if $self->per_party;
		1821
1586	$self	1822	$self
1587	}	1823	}
1588		1824
1589	# find and load all maps in the 3x3 area around a map	1825	# find and load all maps in the 3x3 area around a map
1590	sub load_diag {	1826	sub load_diag {
…		…
1700		1936
1701	sub reset_at {	1937	sub reset_at {
1702	my ($self) = @_;	1938	my ($self) = @_;
1703		1939
1704	# TODO: safety, remove and allow resettable per-player maps	1940	# TODO: safety, remove and allow resettable per-player maps
1705	return 1e99 if $self->isa ("ext::map_per_player");#d#
1706	return 1e99 if $self->{deny_reset};	1941	return 1e99 if $self->{deny_reset};
1707		1942
1708	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1943	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1709	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1944	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1710		1945
…		…
1721	my ($self) = @_;	1956	my ($self) = @_;
1722		1957
1723	my $lock = cf::lock_acquire "map_data:$self->{path}";	1958	my $lock = cf::lock_acquire "map_data:$self->{path}";
1724		1959
1725	return if $self->players;	1960	return if $self->players;
1726	return if $self->isa ("ext::map_per_player");#d#
1727		1961
1728	warn "resetting map ", $self->path;#d#	1962	warn "resetting map ", $self->path;
1729		1963
1730	$self->in_memory (cf::MAP_SWAPPED);	1964	$self->in_memory (cf::MAP_SWAPPED);
1731		1965
1732	# need to save uniques path	1966	# need to save uniques path
1733	unless ($self->{deny_save}) {	1967	unless ($self->{deny_save}) {
…		…
1765	$cf::MAP{$self->path} = $self;	1999	$cf::MAP{$self->path} = $self;
1766		2000
1767	$self->reset; # polite request, might not happen	2001	$self->reset; # polite request, might not happen
1768	}	2002	}
1769		2003
		2004	=item $maps = cf::map::tmp_maps
		2005
		2006	Returns an arrayref with all map paths of currently instantiated and saved
		2007	maps. May block.
		2008
		2009	=cut
		2010
		2011	sub tmp_maps() {
		2012	[
		2013	map {
		2014	utf8::decode $_;
		2015	/\.map$/
		2016	? normalise $_
		2017	: ()
		2018	} @{ aio_readdir $TMPDIR or [] }
		2019	]
		2020	}
		2021
		2022	=item $maps = cf::map::random_maps
		2023
		2024	Returns an arrayref with all map paths of currently instantiated and saved
		2025	random maps. May block.
		2026
		2027	=cut
		2028
		2029	sub random_maps() {
		2030	[
		2031	map {
		2032	utf8::decode $_;
		2033	/\.map$/
		2034	? normalise "?random/$_"
		2035	: ()
		2036	} @{ aio_readdir $RANDOMDIR or [] }
		2037	]
		2038	}
		2039
1770	=item cf::map::unique_maps	2040	=item cf::map::unique_maps
1771		2041
1772	Returns an arrayref of paths of all shared maps that have	2042	Returns an arrayref of paths of all shared maps that have
1773	instantiated unique items. May block.	2043	instantiated unique items. May block.
1774		2044
1775	=cut	2045	=cut
1776		2046
1777	sub unique_maps() {	2047	sub unique_maps() {
1778	my $files = aio_readdir $UNIQUEDIR	2048	[
1779	or return;	2049	map {
1780
1781	my @paths;
1782
1783	for (@$files) {
1784	utf8::decode $_;	2050	utf8::decode $_;
1785	next if /\.pst$/;	2051	/\.map$/
1786	next unless /^$PATH_SEP/o;	2052	? normalise $_
1787		2053	: ()
1788	push @paths, cf::map::normalise $_;	2054	} @{ aio_readdir $UNIQUEDIR or [] }
1789	}	2055	]
1790
1791	\@paths
1792	}	2056	}
1793		2057
1794	package cf;	2058	package cf;
1795		2059
1796	=back	2060	=back
…		…
1842		2106
1843	$flags = cf::NDI_BROWN \| cf::NDI_UNIQUE unless @_ >= 4;	2107	$flags = cf::NDI_BROWN \| cf::NDI_UNIQUE unless @_ >= 4;
1844		2108
1845	if ($self->{record_replies}) {	2109	if ($self->{record_replies}) {
1846	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2110	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2111
1847	} else {	2112	} else {
		2113	my $pl = $self->contr;
		2114
		2115	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2116	my $diag = $pl->{npc_dialog};
		2117	$diag->{pl}->ext_reply (
		2118	$diag->{id},
		2119	msgtype => "reply",
		2120	msg => $diag->{pl}->expand_cfpod ($msg),
		2121	add_topics => []
		2122	);
		2123
		2124	} else {
1848	$msg = $npc->name . " says: $msg" if $npc;	2125	$msg = $npc->name . " says: $msg" if $npc;
1849	$self->message ($msg, $flags);	2126	$self->message ($msg, $flags);
		2127	}
1850	}	2128	}
1851	}	2129	}
1852		2130
1853	=item $player_object->may ("access")	2131	=item $player_object->may ("access")
1854		2132
…		…
1902	$self->deactivate_recursive;	2180	$self->deactivate_recursive;
1903		2181
1904	return if UNIVERSAL::isa $self->map, "ext::map_link";	2182	return if UNIVERSAL::isa $self->map, "ext::map_link";
1905		2183
1906	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	2184	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1907	if $self->map;	2185	if $self->map && $self->map->{path} ne "{link}";
1908		2186
1909	$self->enter_map ($LINK_MAP \|\| link_map, 10, 10);	2187	$self->enter_map ($LINK_MAP \|\| link_map, 10, 10);
1910	}	2188	}
1911		2189
1912	sub cf::object::player::leave_link {	2190	sub cf::object::player::leave_link {
1913	my ($self, $map, $x, $y) = @_;	2191	my ($self, $map, $x, $y) = @_;
		2192
		2193	return unless $self->contr->active;
1914		2194
1915	my $link_pos = delete $self->{_link_pos};	2195	my $link_pos = delete $self->{_link_pos};
1916		2196
1917	unless ($map) {	2197	unless ($map) {
1918	# restore original map position	2198	# restore original map position
…		…
1941		2221
1942	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2222	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1943	$self->enter_map ($map, $x, $y);	2223	$self->enter_map ($map, $x, $y);
1944	}	2224	}
1945		2225
1946	cf::player->attach (
1947	on_logout => sub {
1948	my ($pl) = @_;
1949
1950	# abort map switching before logout
1951	if ($pl->ob->{_link_pos}) {
1952	cf::sync_job {
1953	$pl->ob->leave_link
1954	};
1955	}
1956	},
1957	on_login => sub {
1958	my ($pl) = @_;
1959
1960	# try to abort aborted map switching on player login :)
1961	# should happen only on crashes
1962	if ($pl->ob->{_link_pos}) {
1963	$pl->ob->enter_link;
1964	(async {
1965	$pl->ob->reply (undef,
1966	"There was an internal problem at your last logout, "
1967	. "the server will try to bring you to your intended destination in a second.",
1968	cf::NDI_RED);
1969	# we need this sleep as the login has a concurrent enter_exit running
1970	# and this sleep increases chances of the player not ending up in scorn
1971	Coro::Timer::sleep 1;
1972	$pl->ob->leave_link;
1973	})->prio (2);
1974	}
1975	},
1976	);
1977
1978	=item $player_object->goto ($path, $x, $y)	2226	=item $player_object->goto ($path, $x, $y[, $check->($map)])
1979		2227
		2228	Moves the player to the given map-path and coordinates by first freezing
		2229	her, loading and preparing them map, calling the provided $check callback
		2230	that has to return the map if sucecssful, and then unfreezes the player on
		2231	the new (success) or old (failed) map position.
		2232
1980	=cut	2233	=cut
		2234
		2235	our $GOTOGEN;
1981		2236
1982	sub cf::object::player::goto {	2237	sub cf::object::player::goto {
1983	my ($self, $path, $x, $y) = @_;	2238	my ($self, $path, $x, $y, $check) = @_;
		2239
		2240	# do generation counting so two concurrent goto's will be executed in-order
		2241	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1984		2242
1985	$self->enter_link;	2243	$self->enter_link;
1986		2244
1987	(async {	2245	(async {
1988	my $map = eval {	2246	my $map = eval {
1989	my $map = cf::map::find $path;	2247	my $map = cf::map::find $path;
		2248
		2249	if ($map) {
1990	$map = $map->customise_for ($self) if $map;	2250	$map = $map->customise_for ($self);
		2251	$map = $check->($map) if $check && $map;
		2252	} else {
		2253	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
		2254	}
		2255
1991	$map	2256	$map
		2257	};
		2258
		2259	if ($@) {
		2260	$self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE \| cf::NDI_RED);
		2261	LOG llevError \| logBacktrace, Carp::longmess $@;
1992	} or	2262	}
1993	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1994		2263
		2264	if ($gen == $self->{_goto_generation}) {
		2265	delete $self->{_goto_generation};
1995	$self->leave_link ($map, $x, $y);	2266	$self->leave_link ($map, $x, $y);
		2267	}
1996	})->prio (1);	2268	})->prio (1);
1997	}	2269	}
1998		2270
1999	=item $player_object->enter_exit ($exit_object)	2271	=item $player_object->enter_exit ($exit_object)
2000		2272
…		…
2105		2377
2106	utf8::encode $text;	2378	utf8::encode $text;
2107	$self->send_packet (sprintf "drawinfo %d %s", $flags \|\| cf::NDI_BLACK, $text);	2379	$self->send_packet (sprintf "drawinfo %d %s", $flags \|\| cf::NDI_BLACK, $text);
2108	}	2380	}
2109		2381
		2382	=item $client->send_msg ($color, $type, $msg, [extra...])
		2383
		2384	Send a drawinfo or msg packet to the client, formatting the msg for the
		2385	client if neccessary. C<$type> should be a string identifying the type of
		2386	the message, with C<log> being the default. If C<$color> is negative, suppress
		2387	the message unless the client supports the msg packet.
		2388
		2389	=cut
		2390
		2391	sub cf::client::send_msg {
		2392	my ($self, $color, $type, $msg, @extra) = @_;
		2393
		2394	$msg = $self->pl->expand_cfpod ($msg);
		2395
		2396	if ($self->can_msg) {
		2397	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
		2398	} else {
		2399	# replace some tags by gcfclient-compatible ones
		2400	for ($msg) {
		2401	1 while
		2402	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2403	\|\| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2404	\|\| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2405	\|\| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2406	\|\| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2407	}
		2408
		2409	if ($color >= 0) {
		2410	if (0 && $msg =~ /\[/) {
		2411	$self->send_packet ("drawextinfo $color 4 0 $msg")
		2412	} else {
		2413	$msg =~ s/\[\/?(?:b\|i\|u\|fixed\|color)[^\]]*\]//g;
		2414	$self->send_packet ("drawinfo $color $msg")
		2415	}
		2416	}
		2417	}
		2418	}
		2419
2110	=item $client->ext_event ($type, %msg)	2420	=item $client->ext_event ($type, %msg)
2111		2421
2112	Sends an exti event to the client.	2422	Sends an ext event to the client.
2113		2423
2114	=cut	2424	=cut
2115		2425
2116	sub cf::client::ext_event($$%) {	2426	sub cf::client::ext_event($$%) {
2117	my ($self, $type, %msg) = @_;	2427	my ($self, $type, %msg) = @_;
…		…
2124		2434
2125	Queues a query to the client, calling the given callback with	2435	Queues a query to the client, calling the given callback with
2126	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2436	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2127	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2437	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2128		2438
2129	Queries can fail, so check the return code. Or don't, as queries will become	2439	Queries can fail, so check the return code. Or don't, as queries will
2130	reliable at some point in the future.	2440	become reliable at some point in the future.
2131		2441
2132	=cut	2442	=cut
2133		2443
2134	sub cf::client::query {	2444	sub cf::client::query {
2135	my ($self, $flags, $text, $cb) = @_;	2445	my ($self, $flags, $text, $cb) = @_;
…		…
2143	utf8::encode $text;	2453	utf8::encode $text;
2144	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2454	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2145		2455
2146	$self->send_packet ($self->{query_queue}[0][0])	2456	$self->send_packet ($self->{query_queue}[0][0])
2147	if @{ $self->{query_queue} } == 1;	2457	if @{ $self->{query_queue} } == 1;
		2458
		2459	1
2148	}	2460	}
2149		2461
2150	cf::client->attach (	2462	cf::client->attach (
2151	on_reply => sub {	2463	on_reply => sub {
2152	my ($ns, $msg) = @_;	2464	my ($ns, $msg) = @_;
…		…
2166	$ns->send_packet ($ns->{query_queue}[0][0]);	2478	$ns->send_packet ($ns->{query_queue}[0][0]);
2167	} else {	2479	} else {
2168	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2480	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2169	}	2481	}
2170	}	2482	}
		2483	},
		2484	on_exticmd => sub {
		2485	my ($ns, $buf) = @_;
		2486
		2487	my $msg = eval { from_json $buf };
		2488
		2489	if (ref $msg) {
		2490	if (my $cb = $EXTICMD{$msg->{msgtype}}) {
		2491	if (my %reply = $cb->($ns, $msg)) {
		2492	$reply{msgid} = $msg->{msgid};
		2493	$ns->send ("ext " . cf::to_json \%reply);
		2494	}
		2495	}
		2496	} else {
		2497	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2498	}
		2499
		2500	cf::override;
2171	},	2501	},
2172	);	2502	);
2173		2503
2174	=item $client->async (\&cb)	2504	=item $client->async (\&cb)
2175		2505
…		…
2314	=back	2644	=back
2315		2645
2316	=cut	2646	=cut
2317		2647
2318	#############################################################################	2648	#############################################################################
2319
2320	=head2 EXTENSION DATABASE SUPPORT
2321
2322	Crossfire maintains a very simple database for extension use. It can
2323	currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2324	convert to/from binary).
2325
2326	The parameter C<$family> should best start with the name of the extension
2327	using it, it should be unique.
2328
2329	=over 4
2330
2331	=item $value = cf::db_get $family => $key
2332
2333	Returns a single value from the database.
2334
2335	=item cf::db_put $family => $key => $value
2336
2337	Stores the given C<$value> in the family.
2338
2339	=cut
2340
2341	our $DB;
2342
2343	sub db_init {
2344	unless ($DB) {
2345	$DB = BDB::db_create $DB_ENV;
2346
2347	cf::sync_job {
2348	eval {
2349	$DB->set_flags (BDB::CHKSUM);
2350
2351	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2352	BDB::CREATE \| BDB::AUTO_COMMIT, 0666;
2353	cf::cleanup "db_open(db): $!" if $!;
2354	};
2355	cf::cleanup "db_open(db): $@" if $@;
2356	};
2357	}
2358	}
2359
2360	sub db_get($$) {
2361	my $key = "$_[0]/$_[1]";
2362
2363	cf::sync_job {
2364	BDB::db_get $DB, undef, $key, my $data;
2365
2366	$! ? ()
2367	: $data
2368	}
2369	}
2370
2371	sub db_put($$$) {
2372	BDB::dbreq_pri 4;
2373	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2374	}
2375
2376	=item cf::cache $id => [$paths...], $processversion => $process
2377
2378	Generic caching function that returns the value of the resource $id,
2379	caching and regenerating as required.
2380
2381	This function can block.
2382
2383	=cut
2384
2385	sub cache {
2386	my ($id, $src, $processversion, $process) = @_;
2387
2388	my $meta =
2389	join "\x00",
2390	$processversion,
2391	map {
2392	aio_stat $_
2393	and Carp::croak "$_: $!";
2394
2395	($_, (stat _)[7,9])
2396	} @$src;
2397
2398	my $dbmeta = db_get cache => "$id/meta";
2399	if ($dbmeta ne $meta) {
2400	# changed, we may need to process
2401
2402	my @data;
2403	my $md5;
2404
2405	for (0 .. $#$src) {
2406	0 <= aio_load $src->[$_], $data[$_]
2407	or Carp::croak "$src->[$_]: $!";
2408	}
2409
2410	# if processing is expensive, check
2411	# checksum first
2412	if (1) {
2413	$md5 =
2414	join "\x00",
2415	$processversion,
2416	map {
2417	Coro::cede;
2418	($src->[$_], Digest::MD5::md5_hex $data[$_])
2419	} 0.. $#$src;
2420
2421
2422	my $dbmd5 = db_get cache => "$id/md5";
2423	if ($dbmd5 eq $md5) {
2424	db_put cache => "$id/meta", $meta;
2425
2426	return db_get cache => "$id/data";
2427	}
2428	}
2429
2430	my $t1 = Time::HiRes::time;
2431	my $data = $process->(\@data);
2432	my $t2 = Time::HiRes::time;
2433
2434	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2435
2436	db_put cache => "$id/data", $data;
2437	db_put cache => "$id/md5" , $md5;
2438	db_put cache => "$id/meta", $meta;
2439
2440	return $data;
2441	}
2442
2443	db_get cache => "$id/data"
2444	}
2445
2446	=item fork_call { }, $args
2447
2448	Executes the given code block with the given arguments in a seperate
2449	process, returning the results. Everything must be serialisable with
2450	Coro::Storable. May, of course, block. Note that the executed sub may
2451	never block itself or use any form of Event handling.
2452
2453	=cut
2454
2455	sub fork_call(&@) {
2456	my ($cb, @args) = @_;
2457
2458	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2459	# or die "socketpair: $!";
2460	pipe my $fh1, my $fh2
2461	or die "pipe: $!";
2462
2463	if (my $pid = fork) {
2464	close $fh2;
2465
2466	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2467	$res = Coro::Storable::thaw $res;
2468
2469	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2470
2471	die $$res unless "ARRAY" eq ref $res;
2472
2473	return wantarray ? @$res : $res->[-1];
2474	} else {
2475	reset_signals;
2476	local $SIG{__WARN__};
2477	local $SIG{__DIE__};
2478	eval {
2479	close $fh1;
2480
2481	my @res = eval { $cb->(@args) };
2482	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2483	};
2484
2485	warn $@ if $@;
2486	_exit 0;
2487	}
2488	}
2489
2490
2491
2492	#############################################################################
2493	# the server's init and main functions	2649	# the server's init and main functions
2494		2650
2495	sub load_facedata($) {	2651	sub load_facedata($) {
2496	my ($path) = @_;	2652	my ($path) = @_;
2497		2653
…		…
2567	sub reload_resources {	2723	sub reload_resources {
2568	warn "reloading resource files...\n";	2724	warn "reloading resource files...\n";
2569		2725
2570	reload_regions;	2726	reload_regions;
2571	reload_facedata;	2727	reload_facedata;
		2728	#reload_archetypes;#d#
2572	reload_archetypes;	2729	reload_archetypes;
2573	reload_treasures;	2730	reload_treasures;
2574		2731
2575	warn "finished reloading resource files\n";	2732	warn "finished reloading resource files\n";
2576	}	2733	}
…		…
2633	},	2790	},
2634	);	2791	);
2635	}	2792	}
2636	}	2793	}
2637		2794
		2795	sub write_runtime {
		2796	my $runtime = "$LOCALDIR/runtime";
		2797
		2798	# first touch the runtime file to show we are still running:
		2799	# the fsync below can take a very very long time.
		2800
		2801	IO::AIO::aio_utime $runtime, undef, undef;
		2802
		2803	my $guard = cf::lock_acquire "write_runtime";
		2804
		2805	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644
		2806	or return;
		2807
		2808	my $value = $cf::RUNTIME + 90 + 10;
		2809	# 10 is the runtime save interval, for a monotonic clock
		2810	# 60 allows for the watchdog to kill the server.
		2811
		2812	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		2813	and return;
		2814
		2815	# always fsync - this file is important
		2816	aio_fsync $fh
		2817	and return;
		2818
		2819	# touch it again to show we are up-to-date
		2820	aio_utime $fh, undef, undef;
		2821
		2822	close $fh
		2823	or return;
		2824
		2825	aio_rename "$runtime~", $runtime
		2826	and return;
		2827
		2828	warn "runtime file written.\n";
		2829
		2830	1
		2831	}
		2832
2638	sub emergency_save() {	2833	sub emergency_save() {
2639	my $freeze_guard = cf::freeze_mainloop;	2834	my $freeze_guard = cf::freeze_mainloop;
2640		2835
2641	warn "enter emergency perl save\n";	2836	warn "enter emergency perl save\n";
2642		2837
…		…
2717	%EXT_CORO = ();	2912	%EXT_CORO = ();
2718		2913
2719	warn "removing commands";	2914	warn "removing commands";
2720	%COMMAND = ();	2915	%COMMAND = ();
2721		2916
2722	warn "removing ext commands";	2917	warn "removing ext/exti commands";
2723	%EXTCMD = ();	2918	%EXTCMD = ();
		2919	%EXTICMD = ();
2724		2920
2725	warn "unloading/nuking all extensions";	2921	warn "unloading/nuking all extensions";
2726	for my $pkg (@EXTS) {	2922	for my $pkg (@EXTS) {
2727	warn "... unloading $pkg";	2923	warn "... unloading $pkg";
2728		2924
…		…
2846	my $signal = new Coro::Signal;	3042	my $signal = new Coro::Signal;
2847	push @WAIT_FOR_TICK_BEGIN, $signal;	3043	push @WAIT_FOR_TICK_BEGIN, $signal;
2848	$signal->wait;	3044	$signal->wait;
2849	}	3045	}
2850		3046
		3047	my $min = 1e6;#d#
		3048	my $avg = 10;
2851	$TICK_WATCHER = Event->timer (	3049	$TICK_WATCHER = Event->timer (
2852	reentrant => 0,	3050	reentrant => 0,
2853	parked => 1,	3051	parked => 1,
2854	prio => 0,	3052	prio => 0,
2855	at => $NEXT_TICK \|\| $TICK,	3053	at => $NEXT_TICK \|\| $TICK,
…		…
2862	}	3060	}
2863		3061
2864	$NOW = $tick_start = Event::time;	3062	$NOW = $tick_start = Event::time;
2865		3063
2866	cf::server_tick; # one server iteration	3064	cf::server_tick; # one server iteration
		3065
		3066	0 && sync_job {#d#
		3067	for(1..10) {
		3068	my $t = Event::time;
		3069	my $map = my $map = new_from_path cf::map "/tmp/x.map"
		3070	or die;
		3071
		3072	$map->width (50);
		3073	$map->height (50);
		3074	$map->alloc;
		3075	$map->_load_objects ("/tmp/x.map", 1);
		3076	my $t = Event::time - $t;
		3077
		3078	#next unless $t < 0.0013;#d#
		3079	if ($t < $min) {
		3080	$min = $t;
		3081	}
		3082	$avg = $avg * 0.99 + $t * 0.01;
		3083	}
		3084	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
		3085	exit 0;
		3086	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
		3087	};
2867		3088
2868	$RUNTIME += $TICK;	3089	$RUNTIME += $TICK;
2869	$NEXT_TICK += $TICK;	3090	$NEXT_TICK += $TICK;
2870		3091
2871	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3092	if ($NOW >= $NEXT_RUNTIME_WRITE) {

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.265 by root, Fri May 11 08:00:00 2007 UTC vs. Revision 1.287 by root, Mon Jun 25 05:43:45 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.265 by root, Fri May 11 08:00:00 2007 UTC vs.
Revision 1.287 by root, Mon Jun 25 05:43:45 2007 UTC