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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.278 by root, Mon Jun 11 21:38:14 2007 UTC vs.
Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC

…		…
20	use Coro::Signal;	20	use Coro::Signal;
21	use Coro::Semaphore;	21	use Coro::Semaphore;
22	use Coro::AIO;	22	use Coro::AIO;
23	use Coro::Storable;	23	use Coro::Storable;
24		24
		25	use JSON::XS 1.4 ();
25	use BDB ();	26	use BDB ();
26	use Data::Dumper;	27	use Data::Dumper;
27	use Digest::MD5;	28	use Digest::MD5;
28	use Fcntl;	29	use Fcntl;
29	use YAML::Syck ();	30	use YAML::Syck ();
30	use IO::AIO 2.32 ();	31	use IO::AIO 2.32 ();
31	use Time::HiRes;	32	use Time::HiRes;
32	use Compress::LZF;	33	use Compress::LZF;
		34	use Digest::MD5 ();
33		35
34	# configure various modules to our taste	36	# configure various modules to our taste
35	#	37	#
36	$Storable::canonical = 1; # reduce rsync transfers	38	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
…		…
49	our %COMMAND = ();	51	our %COMMAND = ();
50	our %COMMAND_TIME = ();	52	our %COMMAND_TIME = ();
51		53
52	our @EXTS = (); # list of extension package names	54	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	55	our %EXTCMD = ();
		56	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	57	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	58	our %EXT_MAP = (); # pluggable maps
56		59
57	our $RELOAD; # number of reloads so far	60	our $RELOAD; # number of reloads so far
58	our @EVENT;	61	our @EVENT;
…		…
164		167
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	169	returns directly I<after> the tick processing (and consequently, can only wake one process
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		171
		172	=item @cf::INVOKE_RESULTS
		173
		174	This array contains the results of the last C<invoke ()> call. When
		175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		176	that call.
		177
169	=back	178	=back
170		179
171	=cut	180	=cut
172		181
173	BEGIN {	182	BEGIN {
…		…
206	}	215	}
207		216
208	$Event::DIED = sub {	217	$Event::DIED = sub {
209	warn "error in event callback: @_";	218	warn "error in event callback: @_";
210	};	219	};
		220
		221	#############################################################################
211		222
212	=head2 UTILITY FUNCTIONS	223	=head2 UTILITY FUNCTIONS
213		224
214	=over 4	225	=over 4
215		226
…		…
234	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
235	$d	246	$d
236	} \|\| "[unable to dump $_[0]: '$@']";	247	} \|\| "[unable to dump $_[0]: '$@']";
237	}	248	}
238		249
239	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
240
241	=item $ref = cf::from_json $json	250	=item $ref = cf::from_json $json
242		251
243	Converts a JSON string into the corresponding perl data structure.	252	Converts a JSON string into the corresponding perl data structure.
244		253
245	=item $json = cf::to_json $ref	254	=item $json = cf::to_json $ref
246		255
247	Converts a perl data structure into its JSON representation.	256	Converts a perl data structure into its JSON representation.
		257
		258	=cut
		259
		260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		261
		262	sub to_json ($) { $json_coder->encode ($_[0]) }
		263	sub from_json ($) { $json_coder->decode ($_[0]) }
248		264
249	=item cf::lock_wait $string	265	=item cf::lock_wait $string
250		266
251	Wait until the given lock is available. See cf::lock_acquire.	267	Wait until the given lock is available. See cf::lock_acquire.
252		268
…		…
306	};	322	};
307	$TICK_WATCHER->stop;	323	$TICK_WATCHER->stop;
308	$guard	324	$guard
309	}	325	}
310		326
		327	=item cf::get_slot $time[, $priority]
		328
		329	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		330	This call blocks and returns only when you have at least C<$time> seconds
		331	of cpu time till the next tick. The slot is only valid till the next cede.
		332
		333	Useful for short background jobs.
		334
		335	=cut
		336
		337	our @SLOT_QUEUE;
		338	our $SLOT_QUEUE;
		339
		340	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		341	$SLOT_QUEUE = Coro::async {
		342	my $signal = new Coro::Signal;
		343
		344	while () {
		345	next_job:
		346	my $avail = cf::till_tick;
		347	if ($avail > 0.01) {
		348	for (0 .. $#SLOT_QUEUE) {
		349	if ($SLOT_QUEUE[$_][0] < $avail) {
		350	my $job = splice @SLOT_QUEUE, $_, 1, ();
		351	$job->[2]->send;
		352	Coro::cede;
		353	goto next_job;
		354	}
		355	}
		356	}
		357
		358	if (@SLOT_QUEUE) {
		359	# we do not use wait_For_tick() as it returns immediately when tick is inactive
		360	push @cf::WAIT_FOR_TICK, $signal;
		361	$signal->wait;
		362	} else {
		363	Coro::schedule;
		364	}
		365	}
		366	};
		367
		368	sub get_slot($;$) {
		369	my ($time, $pri) = @_;
		370
		371	push @SLOT_QUEUE, [$time, $pri, my $sig = new Coro::Signal];
		372	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		373	$SLOT_QUEUE->ready;
		374	$sig->wait;
		375	}
		376
311	=item cf::async { BLOCK }	377	=item cf::async { BLOCK }
312		378
313	Currently the same as Coro::async_pool, meaning you cannot use	379	Currently the same as Coro::async_pool, meaning you cannot use
314	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	380	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
315	thing you are allowed to do is call C<prio> on it.	381	thing you are allowed to do is call C<prio> on it.
…		…
318		384
319	BEGIN { *async = \&Coro::async_pool }	385	BEGIN { *async = \&Coro::async_pool }
320		386
321	=item cf::sync_job { BLOCK }	387	=item cf::sync_job { BLOCK }
322		388
323	The design of crossfire+ requires that the main coro ($Coro::main) is	389	The design of Crossfire TRT requires that the main coroutine ($Coro::main)
324	always able to handle events or runnable, as crossfire+ is only partly	390	is always able to handle events or runnable, as Crossfire TRT is only
325	reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable.	391	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
		392	acceptable.
326		393
327	If it must be done, put the blocking parts into C<sync_job>. This will run	394	If it must be done, put the blocking parts into C<sync_job>. This will run
328	the given BLOCK in another coroutine while waiting for the result. The	395	the given BLOCK in another coroutine while waiting for the result. The
329	server will be frozen during this time, so the block should either finish	396	server will be frozen during this time, so the block should either finish
330	fast or be very important.	397	fast or be very important.
…		…
390	$EXT_CORO{$coro+0} = $coro;	457	$EXT_CORO{$coro+0} = $coro;
391		458
392	$coro	459	$coro
393	}	460	}
394		461
395	sub write_runtime {	462	=item fork_call { }, $args
396	my $runtime = "$LOCALDIR/runtime";
397		463
398	# first touch the runtime file to show we are still running:	464	Executes the given code block with the given arguments in a seperate
399	# the fsync below can take a very very long time.	465	process, returning the results. Everything must be serialisable with
		466	Coro::Storable. May, of course, block. Note that the executed sub may
		467	never block itself or use any form of Event handling.
400		468
401	IO::AIO::aio_utime $runtime, undef, undef;	469	=cut
402		470
403	my $guard = cf::lock_acquire "write_runtime";	471	sub _store_scalar {
404		472	open my $fh, ">", \my $buf
405	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644	473	or die "fork_call: cannot open fh-to-buf in child : $!";
406	or return;	474	Storable::store_fd $_[0], $fh;
407
408	my $value = $cf::RUNTIME + 90 + 10;
409	# 10 is the runtime save interval, for a monotonic clock
410	# 60 allows for the watchdog to kill the server.
411
412	(aio_write $fh, 0, (length $value), $value, 0) <= 0
413	and return;
414
415	# always fsync - this file is important
416	aio_fsync $fh
417	and return;
418
419	# touch it again to show we are up-to-date
420	aio_utime $fh, undef, undef;
421
422	close $fh	475	close $fh;
423	or return;
424		476
425	aio_rename "$runtime~", $runtime	477	$buf
426	and return;	478	}
427		479
428	warn "runtime file written.\n";	480	sub fork_call(&@) {
		481	my ($cb, @args) = @_;
429		482
		483	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
		484	# or die "socketpair: $!";
		485	pipe my $fh1, my $fh2
		486	or die "pipe: $!";
		487
		488	if (my $pid = fork) {
		489	close $fh2;
		490
		491	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
		492	warn "pst<$res>" unless $res =~ /^pst/;
		493	$res = Coro::Storable::thaw $res;
		494
		495	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
		496
		497	Carp::confess $$res unless "ARRAY" eq ref $res;
		498
		499	return wantarray ? @$res : $res->[-1];
		500	} else {
		501	reset_signals;
		502	local $SIG{__WARN__};
		503	local $SIG{__DIE__};
		504	# just in case, this hack effectively disables event
		505	# in the child. cleaner and slower would be canceling all watchers,
		506	# but this works for the time being.
		507	local $Coro::idle;
		508	$Coro::current->prio (Coro::PRIO_MAX);
		509
		510	eval {
		511	close $fh1;
		512
		513	my @res = eval { $cb->(@args) };
		514
		515	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
		516	close $fh2;
		517	};
		518
		519	warn $@ if $@;
		520	_exit 0;
430	1	521	}
		522	}
		523
		524	=item $value = cf::db_get $family => $key
		525
		526	Returns a single value from the environment database.
		527
		528	=item cf::db_put $family => $key => $value
		529
		530	Stores the given C<$value> in the family. It can currently store binary
		531	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
		532
		533	=cut
		534
		535	our $DB;
		536
		537	sub db_init {
		538	unless ($DB) {
		539	$DB = BDB::db_create $DB_ENV;
		540
		541	cf::sync_job {
		542	eval {
		543	$DB->set_flags (BDB::CHKSUM);
		544
		545	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
		546	BDB::CREATE \| BDB::AUTO_COMMIT, 0666;
		547	cf::cleanup "db_open(db): $!" if $!;
		548	};
		549	cf::cleanup "db_open(db): $@" if $@;
		550	};
		551	}
		552	}
		553
		554	sub db_get($$) {
		555	my $key = "$_[0]/$_[1]";
		556
		557	cf::sync_job {
		558	BDB::db_get $DB, undef, $key, my $data;
		559
		560	$! ? ()
		561	: $data
		562	}
		563	}
		564
		565	sub db_put($$$) {
		566	BDB::dbreq_pri 4;
		567	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		568	}
		569
		570	=item cf::cache $id => [$paths...], $processversion => $process
		571
		572	Generic caching function that returns the value of the resource $id,
		573	caching and regenerating as required.
		574
		575	This function can block.
		576
		577	=cut
		578
		579	sub cache {
		580	my ($id, $src, $processversion, $process) = @_;
		581
		582	my $meta =
		583	join "\x00",
		584	$processversion,
		585	map {
		586	aio_stat $_
		587	and Carp::croak "$_: $!";
		588
		589	($_, (stat _)[7,9])
		590	} @$src;
		591
		592	my $dbmeta = db_get cache => "$id/meta";
		593	if ($dbmeta ne $meta) {
		594	# changed, we may need to process
		595
		596	my @data;
		597	my $md5;
		598
		599	for (0 .. $#$src) {
		600	0 <= aio_load $src->[$_], $data[$_]
		601	or Carp::croak "$src->[$_]: $!";
		602	}
		603
		604	# if processing is expensive, check
		605	# checksum first
		606	if (1) {
		607	$md5 =
		608	join "\x00",
		609	$processversion,
		610	map {
		611	Coro::cede;
		612	($src->[$_], Digest::MD5::md5_hex $data[$_])
		613	} 0.. $#$src;
		614
		615
		616	my $dbmd5 = db_get cache => "$id/md5";
		617	if ($dbmd5 eq $md5) {
		618	db_put cache => "$id/meta", $meta;
		619
		620	return db_get cache => "$id/data";
		621	}
		622	}
		623
		624	my $t1 = Time::HiRes::time;
		625	my $data = $process->(\@data);
		626	my $t2 = Time::HiRes::time;
		627
		628	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		629
		630	db_put cache => "$id/data", $data;
		631	db_put cache => "$id/md5" , $md5;
		632	db_put cache => "$id/meta", $meta;
		633
		634	return $data;
		635	}
		636
		637	db_get cache => "$id/data"
431	}	638	}
432		639
433	=item cf::datalog type => key => value, ...	640	=item cf::datalog type => key => value, ...
434		641
435	Log a datalog packet of the given type with the given key-value pairs.	642	Log a datalog packet of the given type with the given key-value pairs.
…		…
453	attach callbacks/event handlers (a collection of which is called an "attachment")	660	attach callbacks/event handlers (a collection of which is called an "attachment")
454	to it. All such attachable objects support the following methods.	661	to it. All such attachable objects support the following methods.
455		662
456	In the following description, CLASS can be any of C<global>, C<object>	663	In the following description, CLASS can be any of C<global>, C<object>
457	C<player>, C<client> or C<map> (i.e. the attachable objects in	664	C<player>, C<client> or C<map> (i.e. the attachable objects in
458	crossfire+).	665	Crossfire TRT).
459		666
460	=over 4	667	=over 4
461		668
462	=item $attachable->attach ($attachment, key => $value...)	669	=item $attachable->attach ($attachment, key => $value...)
463		670
…		…
665	_attach $registry, $klass, @attach;	872	_attach $registry, $klass, @attach;
666	}	873	}
667		874
668	$obj->{$name} = \%arg;	875	$obj->{$name} = \%arg;
669	} else {	876	} else {
670	warn "object uses attachment '$name' that is not available, postponing.\n";	877	warn "object uses attachment '$name' which is not available, postponing.\n";
671	}	878	}
672		879
673	$obj->{_attachment}{$name} = undef;	880	$obj->{_attachment}{$name} = undef;
674	}	881	}
675		882
…		…
715	";	922	";
716	die if $@;	923	die if $@;
717	}	924	}
718		925
719	our $override;	926	our $override;
720	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	927	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
721		928
722	sub override {	929	sub override {
723	$override = 1;	930	$override = 1;
724	@invoke_results = ();	931	@INVOKE_RESULTS = (@_);
725	}	932	}
726		933
727	sub do_invoke {	934	sub do_invoke {
728	my $event = shift;	935	my $event = shift;
729	my $callbacks = shift;	936	my $callbacks = shift;
730		937
731	@invoke_results = ();	938	@INVOKE_RESULTS = ();
732		939
733	local $override;	940	local $override;
734		941
735	for (@$callbacks) {	942	for (@$callbacks) {
736	eval { &{$_->[1]} };	943	eval { &{$_->[1]} };
…		…
753		960
754	Generate an object-specific event with the given arguments.	961	Generate an object-specific event with the given arguments.
755		962
756	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	963	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
757	removed in future versions), and there is no public API to access override	964	removed in future versions), and there is no public API to access override
758	results (if you must, access C<@cf::invoke_results> directly).	965	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
759		966
760	=back	967	=back
761		968
762	=cut	969	=cut
763		970
764	#############################################################################	971	#############################################################################
765	# object support	972	# object support
		973	#
		974
		975	sub _can_merge {
		976	my ($ob1, $ob2) = @_;
		977
		978	local $Storable::canonical = 1;
		979	my $fob1 = Storable::freeze $ob1;
		980	my $fob2 = Storable::freeze $ob2;
		981
		982	$fob1 eq $fob2
		983	}
766		984
767	sub reattach {	985	sub reattach {
768	# basically do the same as instantiate, without calling instantiate	986	# basically do the same as instantiate, without calling instantiate
769	my ($obj) = @_;	987	my ($obj) = @_;
770		988
…		…
877	warn sprintf "loading %s (%d)\n",	1095	warn sprintf "loading %s (%d)\n",
878	$filename, length $data, scalar @{$av \|\| []};	1096	$filename, length $data, scalar @{$av \|\| []};
879	return ($data, $av);	1097	return ($data, $av);
880	}	1098	}
881		1099
		1100	=head2 COMMAND CALLBACKS
		1101
		1102	=over 4
		1103
		1104	=cut
		1105
882	#############################################################################	1106	#############################################################################
883	# command handling &c	1107	# command handling &c
884		1108
885	=item cf::register_command $name => \&callback($ob,$args);	1109	=item cf::register_command $name => \&callback($ob,$args);
886		1110
…		…
898	push @{ $COMMAND{$name} }, [$caller, $cb];	1122	push @{ $COMMAND{$name} }, [$caller, $cb];
899	}	1123	}
900		1124
901	=item cf::register_extcmd $name => \&callback($pl,$packet);	1125	=item cf::register_extcmd $name => \&callback($pl,$packet);
902		1126
903	Register a callbackf ro execution when the client sends an extcmd packet.	1127	Register a callback for execution when the client sends an (synchronous)
		1128	extcmd packet. Ext commands will be processed in the order they are
		1129	received by the server, like other user commands. The first argument is
		1130	the logged-in player. Ext commands can only be processed after a player
		1131	has logged in successfully.
904		1132
905	If the callback returns something, it is sent back as if reply was being	1133	If the callback returns something, it is sent back as if reply was being
906	called.	1134	called.
907		1135
		1136	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1137
		1138	Register a callback for execution when the client sends an (asynchronous)
		1139	exticmd packet. Exti commands are processed by the server as soon as they
		1140	are received, i.e. out of order w.r.t. other commands. The first argument
		1141	is a client socket. Exti commands can be received anytime, even before
		1142	log-in.
		1143
		1144	If the callback returns something, it is sent back as if reply was being
		1145	called.
		1146
908	=cut	1147	=cut
909		1148
910	sub register_extcmd {	1149	sub register_extcmd {
911	my ($name, $cb) = @_;	1150	my ($name, $cb) = @_;
912		1151
913	$EXTCMD{$name} = $cb;	1152	$EXTCMD{$name} = $cb;
		1153	}
		1154
		1155	sub register_exticmd {
		1156	my ($name, $cb) = @_;
		1157
		1158	$EXTICMD{$name} = $cb;
914	}	1159	}
915		1160
916	cf::player->attach (	1161	cf::player->attach (
917	on_command => sub {	1162	on_command => sub {
918	my ($pl, $name, $params) = @_;	1163	my ($pl, $name, $params) = @_;
…		…
927	cf::override;	1172	cf::override;
928	},	1173	},
929	on_extcmd => sub {	1174	on_extcmd => sub {
930	my ($pl, $buf) = @_;	1175	my ($pl, $buf) = @_;
931		1176
932	my $msg = eval { from_json $buf };	1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
933		1178
934	if (ref $msg) {	1179	if (ref $msg) {
935	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1180	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
936	if (my %reply = $cb->($pl, $msg)) {	1181	if (my %reply = $cb->($pl, $msg)) {
937	$pl->ext_reply ($msg->{msgid}, %reply);	1182	$pl->ext_reply ($msg->{msgid}, %reply);
…		…
967	path => $path,	1212	path => $path,
968	base => $base,	1213	base => $base,
969	pkg => $pkg,	1214	pkg => $pkg,
970	);	1215	);
971		1216
972	$ext{meta} = { map { split /=/, $_, 2 } split /\s+/, $1 }	1217	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
973	if $source =~ /^#!.?perl.?#\s(.)$/;	1218	if $source =~ /\A#!.?perl.?#\s(.)$/m;
974		1219
975	$ext{source} =	1220	$ext{source} =
976	"package $pkg; use strict; use utf8;\n"	1221	"package $pkg; use strict; use utf8;\n"
977	. "#line 1 \"$path\"\n{\n"	1222	. "#line 1 \"$path\"\n{\n"
978	. $source	1223	. $source
…		…
984	my %done;	1229	my %done;
985	while (%todo) {	1230	while (%todo) {
986	my $progress;	1231	my $progress;
987		1232
988	while (my ($k, $v) = each %todo) {	1233	while (my ($k, $v) = each %todo) {
989	for (split /,\s*/, $ext{meta}{depends}) {	1234	for (split /,\s*/, $v->{meta}{depends}) {
990	goto skip	1235	goto skip
991	unless exists $done{$_};	1236	unless exists $done{$_};
992	}	1237	}
993		1238
994	warn "... loading '$k' into '$v->{pkg}'\n";	1239	warn "... loading '$k' into '$v->{pkg}'\n";
995		1240
996	unless (eval $v->{source}) {	1241	unless (eval $v->{source}) {
997	my $msg = $@ ? "$v->{path}: $@\n"	1242	my $msg = $@ ? "$v->{path}: $@\n"
998	: "extension disabled.\n";	1243	: "$v->{base}: extension inactive.\n";
999		1244
1000	if (exists $v->{meta}{mandatory}) {	1245	if (exists $v->{meta}{mandatory}) {
1001	warn $msg;	1246	warn $msg;
1002	warn "mandatory extension failed to load, exiting.\n";	1247	warn "mandatory extension failed to load, exiting.\n";
1003	exit 1;	1248	exit 1;
1004	}	1249	}
1005		1250
1006	die $msg;	1251	warn $msg;
1007	}	1252	}
1008		1253
1009	$done{$k} = delete $todo{$k};	1254	$done{$k} = delete $todo{$k};
1010	push @EXTS, $v->{pkg};	1255	push @EXTS, $v->{pkg};
		1256	$progress = 1;
1011	}	1257	}
1012		1258
1013	skip:	1259	skip:
1014	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1260	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
1015	unless $progress;	1261	unless $progress;
1016	}	1262	}
1017	};	1263	};
1018	}	1264	}
1019		1265
1020	#############################################################################	1266	#############################################################################
		1267
		1268	=back
1021		1269
1022	=head2 CORE EXTENSIONS	1270	=head2 CORE EXTENSIONS
1023		1271
1024	Functions and methods that extend core crossfire objects.	1272	Functions and methods that extend core crossfire objects.
1025		1273
…		…
1213	}	1461	}
1214		1462
1215	\@paths	1463	\@paths
1216	}	1464	}
1217		1465
		1466	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1467
		1468	Expand crossfire pod fragments into protocol xml.
		1469
		1470	=cut
		1471
		1472	sub expand_cfpod {
		1473	((my $self), (local $_)) = @_;
		1474
		1475	# escape & and <
		1476	s/&/&/g;
		1477	s/(?<![BIUGH])</</g;
		1478
		1479	# this is buggy, it needs to properly take care of nested <'s
		1480
		1481	1 while
		1482	# replace B<>, I<>, U<> etc.
		1483	s/B<([^\>]*)>/<b>$1<\/b>/
		1484	\|\| s/I<([^\>]*)>/<i>$1<\/i>/
		1485	\|\| s/U<([^\>]*)>/<u>$1<\/u>/
		1486	# replace G<male\|female> tags
		1487	\|\| s{G<([^>\|])\\|([^>])>}{
		1488	$self->gender ? $2 : $1
		1489	}ge
		1490	# replace H<hint text>
		1491	\|\| s{H<([^\>]*)>}
		1492	{
		1493	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
		1494	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1495	"")
		1496	[$self->{hintmode}]
		1497	}ge;
		1498
		1499	# create single paragraphs (very hackish)
		1500	s/(?<=\S)\n(?=\w)/ /g;
		1501
		1502	# compress some whitespace
		1503	s/\s+\n/\n/g; # ws line-ends
		1504	s/\n\n+/\n/g; # double lines
		1505	s/^\n+//; # beginning lines
		1506	s/\n+$//; # ending lines
		1507
		1508	$_
		1509	}
		1510
		1511	sub hintmode {
		1512	$_[0]{hintmode} = $_[1] if @_ > 1;
		1513	$_[0]{hintmode}
		1514	}
		1515
1218	=item $player->ext_reply ($msgid, %msg)	1516	=item $player->ext_reply ($msgid, %msg)
1219		1517
1220	Sends an ext reply to the player.	1518	Sends an ext reply to the player.
1221		1519
1222	=cut	1520	=cut
1223		1521
1224	sub ext_reply($$%) {	1522	sub ext_reply($$%) {
1225	my ($self, $id, %msg) = @_;	1523	my ($self, $id, %msg) = @_;
1226		1524
1227	$msg{msgid} = $id;	1525	$msg{msgid} = $id;
1228		1526	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1229	$self->send ("ext " . cf::to_json \%msg);
1230	}	1527	}
1231		1528
1232	=item $player->ext_event ($type, %msg)	1529	=item $player->ext_event ($type, %msg)
1233		1530
1234	Sends an ext event to the client.	1531	Sends an ext event to the client.
…		…
1249		1546
1250	package cf::region;	1547	package cf::region;
1251		1548
1252	=item cf::region::find_by_path $path	1549	=item cf::region::find_by_path $path
1253		1550
1254	Tries to decuce the probable region for a map knowing only its path.	1551	Tries to decuce the likely region for a map knowing only its path.
1255		1552
1256	=cut	1553	=cut
1257		1554
1258	sub find_by_path($) {	1555	sub find_by_path($) {
1259	my ($path) = @_;	1556	my ($path) = @_;
1260		1557
1261	my ($match, $specificity);	1558	my ($match, $specificity);
1262		1559
1263	for my $region (list) {	1560	for my $region (list) {
1264	if ($region->match && $path =~ $region->match) {	1561	if ($region->{match} && $path =~ $region->{match}) {
1265	($match, $specificity) = ($region, $region->specificity)	1562	($match, $specificity) = ($region, $region->specificity)
1266	if $region->specificity > $specificity;	1563	if $region->specificity > $specificity;
1267	}	1564	}
1268	}	1565	}
1269		1566
…		…
1389	$self->init; # pass $1 etc.	1686	$self->init; # pass $1 etc.
1390	return $self;	1687	return $self;
1391	}	1688	}
1392	}	1689	}
1393		1690
1394	Carp::carp "unable to resolve path '$path' (base '$base').";	1691	Carp::cluck "unable to resolve path '$path' (base '$base').";
1395	()	1692	()
1396	}	1693	}
1397		1694
1398	sub init {	1695	sub init {
1399	my ($self) = @_;	1696	my ($self) = @_;
…		…
1677		1974
1678	undef $MAP_PREFETCH{$path};	1975	undef $MAP_PREFETCH{$path};
1679	$MAP_PREFETCHER \|\|= cf::async {	1976	$MAP_PREFETCHER \|\|= cf::async {
1680	while (%MAP_PREFETCH) {	1977	while (%MAP_PREFETCH) {
1681	for my $path (keys %MAP_PREFETCH) {	1978	for my $path (keys %MAP_PREFETCH) {
1682	my $map = find $path	1979	if (my $map = find $path) {
1683	or next;
1684	$map->load;	1980	$map->load;
		1981	}
1685		1982
1686	delete $MAP_PREFETCH{$path};	1983	delete $MAP_PREFETCH{$path};
1687	}	1984	}
1688	}	1985	}
1689	undef $MAP_PREFETCHER;	1986	undef $MAP_PREFETCHER;
…		…
1911		2208
1912	$flags = cf::NDI_BROWN \| cf::NDI_UNIQUE unless @_ >= 4;	2209	$flags = cf::NDI_BROWN \| cf::NDI_UNIQUE unless @_ >= 4;
1913		2210
1914	if ($self->{record_replies}) {	2211	if ($self->{record_replies}) {
1915	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2212	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2213
1916	} else {	2214	} else {
		2215	my $pl = $self->contr;
		2216
		2217	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2218	my $diag = $pl->{npc_dialog};
		2219	$diag->{pl}->ext_reply (
		2220	$diag->{id},
		2221	msgtype => "reply",
		2222	msg => $diag->{pl}->expand_cfpod ($msg),
		2223	add_topics => []
		2224	);
		2225
		2226	} else {
1917	$msg = $npc->name . " says: $msg" if $npc;	2227	$msg = $npc->name . " says: $msg" if $npc;
1918	$self->message ($msg, $flags);	2228	$self->message ($msg, $flags);
		2229	}
1919	}	2230	}
1920	}	2231	}
1921		2232
1922	=item $player_object->may ("access")	2233	=item $player_object->may ("access")
1923		2234
…		…
2012		2323
2013	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2014	$self->enter_map ($map, $x, $y);	2325	$self->enter_map ($map, $x, $y);
2015	}	2326	}
2016		2327
2017	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2328	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2018		2329
2019	Moves the player to the given map-path and coordinates by first freezing	2330	Moves the player to the given map-path and coordinates by first freezing
2020	her, loading and preparing them map, calling the provided $check callback	2331	her, loading and preparing them map, calling the provided $check callback
2021	that has to return the map if sucecssful, and then unfreezes the player on	2332	that has to return the map if sucecssful, and then unfreezes the player on
2022	the new (success) or old (failed) map position.	2333	the new (success) or old (failed) map position. In either case, $done will
		2334	be called at the end of this process.
2023		2335
2024	=cut	2336	=cut
2025		2337
2026	our $GOTOGEN;	2338	our $GOTOGEN;
2027		2339
2028	sub cf::object::player::goto {	2340	sub cf::object::player::goto {
2029	my ($self, $path, $x, $y, $check) = @_;	2341	my ($self, $path, $x, $y, $check, $done) = @_;
2030		2342
2031	# do generation counting so two concurrent goto's will be executed in-order	2343	# do generation counting so two concurrent goto's will be executed in-order
2032	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2033		2345
2034	$self->enter_link;	2346	$self->enter_link;
…		…
2054		2366
2055	if ($gen == $self->{_goto_generation}) {	2367	if ($gen == $self->{_goto_generation}) {
2056	delete $self->{_goto_generation};	2368	delete $self->{_goto_generation};
2057	$self->leave_link ($map, $x, $y);	2369	$self->leave_link ($map, $x, $y);
2058	}	2370	}
		2371
		2372	$done->() if $done;
2059	})->prio (1);	2373	})->prio (1);
2060	}	2374	}
2061		2375
2062	=item $player_object->enter_exit ($exit_object)	2376	=item $player_object->enter_exit ($exit_object)
2063		2377
…		…
2132	my $hp = $exit->stats->hp;	2446	my $hp = $exit->stats->hp;
2133	my $sp = $exit->stats->sp;	2447	my $sp = $exit->stats->sp;
2134		2448
2135	$self->enter_link;	2449	$self->enter_link;
2136		2450
		2451	# if exit is damned, update players death & WoR home-position
		2452	$self->contr->savebed ($slaying, $hp, $sp)
		2453	if $exit->flag (FLAG_DAMNED);
		2454
2137	(async {	2455	(async {
2138	$self->deactivate_recursive; # just to be sure	2456	$self->deactivate_recursive; # just to be sure
2139	unless (eval {	2457	unless (eval {
2140	$self->goto ($slaying, $hp, $sp);	2458	$self->goto ($slaying, $hp, $sp);
2141		2459
…		…
2168		2486
2169	utf8::encode $text;	2487	utf8::encode $text;
2170	$self->send_packet (sprintf "drawinfo %d %s", $flags \|\| cf::NDI_BLACK, $text);	2488	$self->send_packet (sprintf "drawinfo %d %s", $flags \|\| cf::NDI_BLACK, $text);
2171	}	2489	}
2172		2490
		2491	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2492
		2493	Send a drawinfo or msg packet to the client, formatting the msg for the
		2494	client if neccessary. C<$type> should be a string identifying the type of
		2495	the message, with C<log> being the default. If C<$color> is negative, suppress
		2496	the message unless the client supports the msg packet.
		2497
		2498	=cut
		2499
		2500	sub cf::client::send_msg {
		2501	my ($self, $channel, $msg, $color, @extra) = @_;
		2502
		2503	$msg = $self->pl->expand_cfpod ($msg);
		2504
		2505	$color &= ~cf::NDI_UNIQUE; # just in case...
		2506
		2507	if (ref $channel) {
		2508	# send meta info to client, if not yet sent
		2509	unless (exists $self->{channel}{$channel->{id}}) {
		2510	$self->{channel}{$channel->{id}} = $channel;
		2511	$self->ext_event (channel_info => %$channel);
		2512	}
		2513
		2514	$channel = $channel->{id};
		2515	}
		2516
		2517	return unless @extra \|\| length $msg;
		2518
		2519	if ($self->can_msg) {
		2520	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));
		2521	} else {
		2522	# replace some tags by gcfclient-compatible ones
		2523	for ($msg) {
		2524	1 while
		2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2526	\|\| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2527	\|\| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2528	\|\| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2529	\|\| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2530	}
		2531
		2532	if ($color >= 0) {
		2533	if (0 && $msg =~ /\[/) {
		2534	$self->send_packet ("drawextinfo $color 4 0 $msg")
		2535	} else {
		2536	$msg =~ s/\[\/?(?:b\|i\|u\|fixed\|color)[^\]]*\]//g;
		2537	$self->send_packet ("drawinfo $color $msg")
		2538	}
		2539	}
		2540	}
		2541	}
		2542
2173	=item $client->ext_event ($type, %msg)	2543	=item $client->ext_event ($type, %msg)
2174		2544
2175	Sends an exti event to the client.	2545	Sends an ext event to the client.
2176		2546
2177	=cut	2547	=cut
2178		2548
2179	sub cf::client::ext_event($$%) {	2549	sub cf::client::ext_event($$%) {
2180	my ($self, $type, %msg) = @_;	2550	my ($self, $type, %msg) = @_;
2181		2551
		2552	return unless $self->extcmd;
		2553
2182	$msg{msgtype} = "event_$type";	2554	$msg{msgtype} = "event_$type";
2183	$self->send_packet ("ext " . cf::to_json \%msg);	2555	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));
2184	}	2556	}
2185		2557
2186	=item $success = $client->query ($flags, "text", \&cb)	2558	=item $success = $client->query ($flags, "text", \&cb)
2187		2559
2188	Queues a query to the client, calling the given callback with	2560	Queues a query to the client, calling the given callback with
2189	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2561	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2190	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2562	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2191		2563
2192	Queries can fail, so check the return code. Or don't, as queries will become	2564	Queries can fail, so check the return code. Or don't, as queries will
2193	reliable at some point in the future.	2565	become reliable at some point in the future.
2194		2566
2195	=cut	2567	=cut
2196		2568
2197	sub cf::client::query {	2569	sub cf::client::query {
2198	my ($self, $flags, $text, $cb) = @_;	2570	my ($self, $flags, $text, $cb) = @_;
…		…
2206	utf8::encode $text;	2578	utf8::encode $text;
2207	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2579	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2208		2580
2209	$self->send_packet ($self->{query_queue}[0][0])	2581	$self->send_packet ($self->{query_queue}[0][0])
2210	if @{ $self->{query_queue} } == 1;	2582	if @{ $self->{query_queue} } == 1;
		2583
		2584	1
2211	}	2585	}
2212		2586
2213	cf::client->attach (	2587	cf::client->attach (
		2588	on_connect => sub {
		2589	my ($ns) = @_;
		2590
		2591	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2592	},
2214	on_reply => sub {	2593	on_reply => sub {
2215	my ($ns, $msg) = @_;	2594	my ($ns, $msg) = @_;
2216		2595
2217	# this weird shuffling is so that direct followup queries	2596	# this weird shuffling is so that direct followup queries
2218	# get handled first	2597	# get handled first
…		…
2230	} else {	2609	} else {
2231	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2610	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2232	}	2611	}
2233	}	2612	}
2234	},	2613	},
		2614	on_exticmd => sub {
		2615	my ($ns, $buf) = @_;
		2616
		2617	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2618
		2619	if (ref $msg) {
		2620	if (my $cb = $EXTICMD{$msg->{msgtype}}) {
		2621	if (my %reply = $cb->($ns, $msg)) {
		2622	$reply{msgid} = $msg->{msgid};
		2623	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
		2624	}
		2625	}
		2626	} else {
		2627	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2628	}
		2629
		2630	cf::override;
		2631	},
2235	);	2632	);
2236		2633
2237	=item $client->async (\&cb)	2634	=item $client->async (\&cb)
2238		2635
2239	Create a new coroutine, running the specified callback. The coroutine will	2636	Create a new coroutine, running the specified callback. The coroutine will
…		…
2288		2685
2289	=pod	2686	=pod
2290		2687
2291	The following functions and methods are available within a safe environment:	2688	The following functions and methods are available within a safe environment:
2292		2689
2293	cf::object contr pay_amount pay_player map	2690	cf::object
		2691	contr pay_amount pay_player map x y force_find force_add
		2692	insert remove
		2693
2294	cf::object::player player	2694	cf::object::player
2295	cf::player peaceful	2695	player
2296	cf::map trigger	2696
		2697	cf::player
		2698	peaceful
		2699
		2700	cf::map
		2701	trigger
2297		2702
2298	=cut	2703	=cut
2299		2704
2300	for (	2705	for (
2301	["cf::object" => qw(contr pay_amount pay_player map)],	2706	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		2707	insert remove)],
2302	["cf::object::player" => qw(player)],	2708	["cf::object::player" => qw(player)],
2303	["cf::player" => qw(peaceful)],	2709	["cf::player" => qw(peaceful)],
2304	["cf::map" => qw(trigger)],	2710	["cf::map" => qw(trigger)],
2305	) {	2711	) {
2306	no strict 'refs';	2712	no strict 'refs';
…		…
2377	=back	2783	=back
2378		2784
2379	=cut	2785	=cut
2380		2786
2381	#############################################################################	2787	#############################################################################
2382
2383	=head2 EXTENSION DATABASE SUPPORT
2384
2385	Crossfire maintains a very simple database for extension use. It can
2386	currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2387	convert to/from binary).
2388
2389	The parameter C<$family> should best start with the name of the extension
2390	using it, it should be unique.
2391
2392	=over 4
2393
2394	=item $value = cf::db_get $family => $key
2395
2396	Returns a single value from the database.
2397
2398	=item cf::db_put $family => $key => $value
2399
2400	Stores the given C<$value> in the family.
2401
2402	=cut
2403
2404	our $DB;
2405
2406	sub db_init {
2407	unless ($DB) {
2408	$DB = BDB::db_create $DB_ENV;
2409
2410	cf::sync_job {
2411	eval {
2412	$DB->set_flags (BDB::CHKSUM);
2413
2414	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2415	BDB::CREATE \| BDB::AUTO_COMMIT, 0666;
2416	cf::cleanup "db_open(db): $!" if $!;
2417	};
2418	cf::cleanup "db_open(db): $@" if $@;
2419	};
2420	}
2421	}
2422
2423	sub db_get($$) {
2424	my $key = "$_[0]/$_[1]";
2425
2426	cf::sync_job {
2427	BDB::db_get $DB, undef, $key, my $data;
2428
2429	$! ? ()
2430	: $data
2431	}
2432	}
2433
2434	sub db_put($$$) {
2435	BDB::dbreq_pri 4;
2436	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2437	}
2438
2439	=item cf::cache $id => [$paths...], $processversion => $process
2440
2441	Generic caching function that returns the value of the resource $id,
2442	caching and regenerating as required.
2443
2444	This function can block.
2445
2446	=cut
2447
2448	sub cache {
2449	my ($id, $src, $processversion, $process) = @_;
2450
2451	my $meta =
2452	join "\x00",
2453	$processversion,
2454	map {
2455	aio_stat $_
2456	and Carp::croak "$_: $!";
2457
2458	($_, (stat _)[7,9])
2459	} @$src;
2460
2461	my $dbmeta = db_get cache => "$id/meta";
2462	if ($dbmeta ne $meta) {
2463	# changed, we may need to process
2464
2465	my @data;
2466	my $md5;
2467
2468	for (0 .. $#$src) {
2469	0 <= aio_load $src->[$_], $data[$_]
2470	or Carp::croak "$src->[$_]: $!";
2471	}
2472
2473	# if processing is expensive, check
2474	# checksum first
2475	if (1) {
2476	$md5 =
2477	join "\x00",
2478	$processversion,
2479	map {
2480	Coro::cede;
2481	($src->[$_], Digest::MD5::md5_hex $data[$_])
2482	} 0.. $#$src;
2483
2484
2485	my $dbmd5 = db_get cache => "$id/md5";
2486	if ($dbmd5 eq $md5) {
2487	db_put cache => "$id/meta", $meta;
2488
2489	return db_get cache => "$id/data";
2490	}
2491	}
2492
2493	my $t1 = Time::HiRes::time;
2494	my $data = $process->(\@data);
2495	my $t2 = Time::HiRes::time;
2496
2497	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2498
2499	db_put cache => "$id/data", $data;
2500	db_put cache => "$id/md5" , $md5;
2501	db_put cache => "$id/meta", $meta;
2502
2503	return $data;
2504	}
2505
2506	db_get cache => "$id/data"
2507	}
2508
2509	=item fork_call { }, $args
2510
2511	Executes the given code block with the given arguments in a seperate
2512	process, returning the results. Everything must be serialisable with
2513	Coro::Storable. May, of course, block. Note that the executed sub may
2514	never block itself or use any form of Event handling.
2515
2516	=cut
2517
2518	sub fork_call(&@) {
2519	my ($cb, @args) = @_;
2520
2521	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2522	# or die "socketpair: $!";
2523	pipe my $fh1, my $fh2
2524	or die "pipe: $!";
2525
2526	if (my $pid = fork) {
2527	close $fh2;
2528
2529	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2530	$res = Coro::Storable::thaw $res;
2531
2532	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2533
2534	die $$res unless "ARRAY" eq ref $res;
2535
2536	return wantarray ? @$res : $res->[-1];
2537	} else {
2538	reset_signals;
2539	local $SIG{__WARN__};
2540	local $SIG{__DIE__};
2541	eval {
2542	close $fh1;
2543
2544	my @res = eval { $cb->(@args) };
2545	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2546	};
2547
2548	warn $@ if $@;
2549	_exit 0;
2550	}
2551	}
2552
2553	#############################################################################
2554	# the server's init and main functions	2788	# the server's init and main functions
2555		2789
2556	sub load_facedata($) {	2790	sub load_facedata($) {
2557	my ($path) = @_;	2791	my ($path) = @_;
2558		2792
…		…
2570	{	2804	{
2571	my $faces = $facedata->{faceinfo};	2805	my $faces = $facedata->{faceinfo};
2572		2806
2573	while (my ($face, $info) = each %$faces) {	2807	while (my ($face, $info) = each %$faces) {
2574	my $idx = (cf::face::find $face) \|\| cf::face::alloc $face;	2808	my $idx = (cf::face::find $face) \|\| cf::face::alloc $face;
2575	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	2809	cf::face::set_visibility $idx, $info->{visibility};
		2810	cf::face::set_magicmap $idx, $info->{magicmap};
2576	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	2811	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};
2577	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	2812	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};
2578	Coro::cede;	2813
		2814	cf::cede_to_tick;
2579	}	2815	}
2580		2816
2581	while (my ($face, $info) = each %$faces) {	2817	while (my ($face, $info) = each %$faces) {
2582	next unless $info->{smooth};	2818	next unless $info->{smooth};
2583	my $idx = cf::face::find $face	2819	my $idx = cf::face::find $face
2584	or next;	2820	or next;
2585	if (my $smooth = cf::face::find $info->{smooth}) {	2821	if (my $smooth = cf::face::find $info->{smooth}) {
		2822	cf::face::set_smooth $idx, $smooth;
2586	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	2823	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2587	} else {	2824	} else {
2588	warn "smooth face '$info->{smooth}' not found for face '$face'";	2825	warn "smooth face '$info->{smooth}' not found for face '$face'";
2589	}	2826	}
2590	Coro::cede;	2827
		2828	cf::cede_to_tick;
2591	}	2829	}
2592	}	2830	}
2593		2831
2594	{	2832	{
2595	my $anims = $facedata->{animinfo};	2833	my $anims = $facedata->{animinfo};
2596		2834
2597	while (my ($anim, $info) = each %$anims) {	2835	while (my ($anim, $info) = each %$anims) {
2598	cf::anim::set $anim, $info->{frames}, $info->{facings};	2836	cf::anim::set $anim, $info->{frames}, $info->{facings};
2599	Coro::cede;	2837	cf::cede_to_tick;
2600	}	2838	}
2601		2839
2602	cf::anim::invalidate_all; # d'oh	2840	cf::anim::invalidate_all; # d'oh
		2841	}
		2842
		2843	{
		2844	# TODO: for gcfclient pleasure, we should give resources
		2845	# that gcfclient doesn't grok a >10000 face index.
		2846	my $res = $facedata->{resource};
		2847	my $enc = JSON::XS->new->utf8->canonical;
		2848
		2849	while (my ($name, $info) = each %$res) {
		2850	my $meta = $enc->encode ({
		2851	name => $name,
		2852	type => $info->{type},
		2853	copyright => $info->{copyright}, #TODO#
		2854	});
		2855
		2856	my $idx = (cf::face::find $name) \|\| cf::face::alloc $name;
		2857
		2858	if ($name =~ /\.jpg$/) {
		2859	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack
		2860	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack
		2861	} else {
		2862	my $data = pack "(w/a)", $meta, $info->{data};
		2863	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
		2864
		2865	cf::face::set_type $idx, 1;
		2866	cf::face::set_data $idx, 0, $data, $chk;
		2867	}
		2868
		2869	cf::cede_to_tick;
		2870	}
2603	}	2871	}
2604		2872
2605	1	2873	1
2606	}	2874	}
2607		2875
2608	sub reload_regions {	2876	sub reload_regions {
2609	load_resource_file "$MAPDIR/regions"	2877	load_resource_file "$MAPDIR/regions"
2610	or die "unable to load regions file\n";	2878	or die "unable to load regions file\n";
		2879
		2880	for (cf::region::list) {
		2881	$_->{match} = qr/$_->{match}/
		2882	if exists $_->{match};
		2883	}
2611	}	2884	}
2612		2885
2613	sub reload_facedata {	2886	sub reload_facedata {
2614	load_facedata "$DATADIR/facedata"	2887	load_facedata "$DATADIR/facedata"
2615	or die "unable to load facedata\n";	2888	or die "unable to load facedata\n";
2616	}	2889	}
2617		2890
2618	sub reload_archetypes {	2891	sub reload_archetypes {
		2892	load_resource_file "$DATADIR/archetypes"
		2893	or die "unable to load archetypes\n";
		2894	#d# NEED to laod twice to resolve forward references
		2895	# this really needs to be done in an extra post-pass
		2896	# (which needs to be synchronous, so solve it differently)
2619	load_resource_file "$DATADIR/archetypes"	2897	load_resource_file "$DATADIR/archetypes"
2620	or die "unable to load archetypes\n";	2898	or die "unable to load archetypes\n";
2621	}	2899	}
2622		2900
2623	sub reload_treasures {	2901	sub reload_treasures {
…		…
2695	},	2973	},
2696	);	2974	);
2697	}	2975	}
2698	}	2976	}
2699		2977
		2978	sub write_runtime {
		2979	my $runtime = "$LOCALDIR/runtime";
		2980
		2981	# first touch the runtime file to show we are still running:
		2982	# the fsync below can take a very very long time.
		2983
		2984	IO::AIO::aio_utime $runtime, undef, undef;
		2985
		2986	my $guard = cf::lock_acquire "write_runtime";
		2987
		2988	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644
		2989	or return;
		2990
		2991	my $value = $cf::RUNTIME + 90 + 10;
		2992	# 10 is the runtime save interval, for a monotonic clock
		2993	# 60 allows for the watchdog to kill the server.
		2994
		2995	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		2996	and return;
		2997
		2998	# always fsync - this file is important
		2999	aio_fsync $fh
		3000	and return;
		3001
		3002	# touch it again to show we are up-to-date
		3003	aio_utime $fh, undef, undef;
		3004
		3005	close $fh
		3006	or return;
		3007
		3008	aio_rename "$runtime~", $runtime
		3009	and return;
		3010
		3011	warn "runtime file written.\n";
		3012
		3013	1
		3014	}
		3015
2700	sub emergency_save() {	3016	sub emergency_save() {
2701	my $freeze_guard = cf::freeze_mainloop;	3017	my $freeze_guard = cf::freeze_mainloop;
2702		3018
2703	warn "enter emergency perl save\n";	3019	warn "enter emergency perl save\n";
2704		3020
…		…
2779	%EXT_CORO = ();	3095	%EXT_CORO = ();
2780		3096
2781	warn "removing commands";	3097	warn "removing commands";
2782	%COMMAND = ();	3098	%COMMAND = ();
2783		3099
2784	warn "removing ext commands";	3100	warn "removing ext/exti commands";
2785	%EXTCMD = ();	3101	%EXTCMD = ();
		3102	%EXTICMD = ();
2786		3103
2787	warn "unloading/nuking all extensions";	3104	warn "unloading/nuking all extensions";
2788	for my $pkg (@EXTS) {	3105	for my $pkg (@EXTS) {
2789	warn "... unloading $pkg";	3106	warn "... unloading $pkg";
2790		3107

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.278 by root, Mon Jun 11 21:38:14 2007 UTC vs. Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.278 by root, Mon Jun 11 21:38:14 2007 UTC vs.
Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC