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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.374 by root, Wed Sep 19 22:07:16 2007 UTC vs.
Revision 1.419 by root, Sun Apr 13 01:34:09 2008 UTC

…		…
		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.64 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
24	use Coro::Util ();	46	use Coro::Util ();
25		47
26	use JSON::XS ();	48	use JSON::XS 2.01 ();
27	use BDB ();	49	use BDB ();
28	use Data::Dumper;	50	use Data::Dumper;
29	use Digest::MD5;	51	use Digest::MD5;
30	use Fcntl;	52	use Fcntl;
31	use YAML::Syck ();	53	use YAML ();
32	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
33	use Time::HiRes;	55	use Time::HiRes;
34	use Compress::LZF;	56	use Compress::LZF;
35	use Digest::MD5 ();	57	use Digest::MD5 ();
36		58
37	# configure various modules to our taste	59	# configure various modules to our taste
38	#	60	#
39	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47		64
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		66
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		68
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
75		93
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	97	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		99
84	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	101	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	102	our $BDB_CHECKPOINT_WATCHER;
…		…
89		105
90	our %CFG;	106	our %CFG;
91		107
92	our $UPTIME; $UPTIME \|\|= time;	108	our $UPTIME; $UPTIME \|\|= time;
93	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
94		111
95	our (%PLAYER, %PLAYER_LOADING); # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
98		115
99	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		118
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
105		123
106	binmode STDOUT;	124	binmode STDOUT;
107	binmode STDERR;	125	binmode STDERR;
108		126
109	# read virtual server time, if available	127	# read virtual server time, if available
…		…
162		180
163	The raw value load value from the last tick.	181	The raw value load value from the last tick.
164		182
165	=item %cf::CFG	183	=item %cf::CFG
166		184
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	186	from wherever your confdir points to.
169		187
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		189
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		212
195	LOG llevError, $msg;	213	LOG llevError, $msg;
196	};	214	};
197	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
198		231
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
215	)) {	248	)) {
216	no strict 'refs';	249	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	251	}
219		252
220	$Event::DIED = sub {	253	$EV::DIED = sub {
221	warn "error in event callback: @_";	254	warn "error in event callback: @_";
222	};	255	};
223		256
224	#############################################################################	257	#############################################################################
225		258
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	282	$d
250	} \|\| "[unable to dump $_[0]: '$@']";	283	} \|\| "[unable to dump $_[0]: '$@']";
251	}	284	}
252		285
253	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
254		287
255	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
256		289
257	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
258		291
259	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
260		293
261	=cut	294	=cut
262		295
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		297
265	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
267		300
268	=item cf::lock_wait $string	301	=item cf::lock_wait $string
269		302
270	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
271		304
…		…
327		360
328	! ! $LOCK{$key}	361	! ! $LOCK{$key}
329	}	362	}
330		363
331	sub freeze_mainloop {	364	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
333		366
334	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	368	}
336	};	369
337	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
338	$guard	371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
339	}	383	}
340		384
341	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
342		386
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
373	}	417	}
374	}	418	}
375	}	419	}
376		420
377	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	424	$signal->wait;
381	} else {	425	} else {
382	Coro::schedule;	426	Coro::schedule;
383	}	427	}
…		…
406		450
407	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
408		452
409	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
410		454
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	456	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	458	acceptable.
415		459
416	If it must be done, put the blocking parts into C<sync_job>. This will run	460	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	461	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		466
423	sub sync_job(&) {	467	sub sync_job(&) {
424	my ($job) = @_;	468	my ($job) = @_;
425		469
426	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	471	my $time = EV::time;
428		472
429	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
431		475
432	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	477
434	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
435		479
436	my $busy = 1;	480	my $busy = 1;
437	my @res;	481	my @res;
438		482
…		…
442	warn $@ if $@;	486	warn $@ if $@;
443	undef $busy;	487	undef $busy;
444	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
445		489
446	while ($busy) {	490	while ($busy) {
447	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
448	}	495	}
		496	}
449		497
450	$time = Event::time - $time;	498	my $time = EV::time - $time;
451		499
452	LOG llevError \| logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
456		501
457	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
458	} else {	503	} else {
459	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
460		505
…		…
485	=item fork_call { }, $args	530	=item fork_call { }, $args
486		531
487	Executes the given code block with the given arguments in a seperate	532	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	534	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
491		536
492	=cut	537	=cut
493		538
494	sub fork_call(&@) {	539	sub fork_call(&@) {
495	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
…		…
502	reset_signals;	547	reset_signals;
503	&$cb	548	&$cb
504	}, @args;	549	}, @args;
505		550
506	wantarray ? @res : $res[-1]	551	wantarray ? @res : $res[-1]
		552	}
		553
		554	=item $coin = coin_from_name $name
		555
		556	=cut
		557
		558	our %coin_alias = (
		559	"silver" => "silvercoin",
		560	"silvercoin" => "silvercoin",
		561	"silvercoins" => "silvercoin",
		562	"gold" => "goldcoin",
		563	"goldcoin" => "goldcoin",
		564	"goldcoins" => "goldcoin",
		565	"platinum" => "platinacoin",
		566	"platinumcoin" => "platinacoin",
		567	"platinumcoins" => "platinacoin",
		568	"platina" => "platinacoin",
		569	"platinacoin" => "platinacoin",
		570	"platinacoins" => "platinacoin",
		571	"royalty" => "royalty",
		572	"royalties" => "royalty",
		573	);
		574
		575	sub coin_from_name($) {
		576	$coin_alias{$_[0]}
		577	? cf::arch::find $coin_alias{$_[0]}
		578	: undef
507	}	579	}
508		580
509	=item $value = cf::db_get $family => $key	581	=item $value = cf::db_get $family => $key
510		582
511	Returns a single value from the environment database.	583	Returns a single value from the environment database.
…		…
656	attach callbacks/event handlers (a collection of which is called an "attachment")	728	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	729	to it. All such attachable objects support the following methods.
658		730
659	In the following description, CLASS can be any of C<global>, C<object>	731	In the following description, CLASS can be any of C<global>, C<object>
660	C<player>, C<client> or C<map> (i.e. the attachable objects in	732	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	733	Deliantra).
662		734
663	=over 4	735	=over 4
664		736
665	=item $attachable->attach ($attachment, key => $value...)	737	=item $attachable->attach ($attachment, key => $value...)
666		738
…		…
948	}	1020	}
949		1021
950	0	1022	0
951	}	1023	}
952		1024
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1025	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1026
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1028
957	Generate an object-specific event with the given arguments.	1029	Generate an object-specific event with the given arguments.
958		1030
…		…
964		1036
965	=cut	1037	=cut
966		1038
967	#############################################################################	1039	#############################################################################
968	# object support	1040	# object support
969	#
970		1041
		1042	sub _object_equal($$);
		1043	sub _object_equal($$) {
		1044	my ($a, $b) = @_;
		1045
		1046	return 0 unless (ref $a) eq (ref $b);
		1047
		1048	if ("HASH" eq ref $a) {
		1049	my @ka = keys %$a;
		1050	my @kb = keys %$b;
		1051
		1052	return 0 if @ka != @kb;
		1053
		1054	for (0 .. $#ka) {
		1055	return 0 unless $ka[$_] eq $kb[$_];
		1056	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1057	}
		1058
		1059	} elsif ("ARRAY" eq ref $a) {
		1060
		1061	return 0 if @$a != @$b;
		1062
		1063	for (0 .. $#$a) {
		1064	return 0 unless _object_equal $a->[$_], $b->[$_];
		1065	}
		1066
		1067	} elsif ($a ne $b) {
		1068	return 0;
		1069	}
		1070
		1071	1
		1072	}
		1073
		1074	our $SLOW_MERGES;#d#
971	sub _can_merge {	1075	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1076	my ($ob1, $ob2) = @_;
973		1077
974	local $Storable::canonical = 1;	1078	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1079
978	$fob1 eq $fob2	1080	# we do the slow way here
		1081	return _object_equal $ob1, $ob2
979	}	1082	}
980		1083
981	sub reattach {	1084	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1085	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1086	my ($obj) = @_;
…		…
1005	cf::attachable->attach (	1108	cf::attachable->attach (
1006	prio => -1000000,	1109	prio => -1000000,
1007	on_instantiate => sub {	1110	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1111	my ($obj, $data) = @_;
1009		1112
1010	$data = from_json $data;	1113	$data = decode_json $data;
1011		1114
1012	for (@$data) {	1115	for (@$data) {
1013	my ($name, $args) = @$_;	1116	my ($name, $args) = @$_;
1014		1117
1015	$obj->attach ($name, %{$args \|\| {} });	1118	$obj->attach ($name, %{$args \|\| {} });
…		…
1044	close $fh;	1147	close $fh;
1045		1148
1046	if (@$objs) {	1149	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY \| O_CREAT, 0600) {	1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY \| O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1151	chmod SAVE_MODE, $fh;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1153	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
1052	close $fh;	1155	close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1156	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1157	}
…		…
1085		1188
1086	unless (aio_stat "$filename.pst") {	1189	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1190	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1191	or return;
1089		1192
1090	$av = eval { (Storable::thaw $av)->{objs} };	1193	my $st = eval { Coro::Storable::thaw $av };
		1194	$av = $st->{objs};
1091	}	1195	}
1092		1196
1093	utf8::decode (my $decname = $filename);	1197	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1198	warn sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av \|\| []};	1199	$decname, length $data, scalar @{$av \|\| []};
…		…
1251	my $msg = $@ ? "$v->{path}: $@\n"	1355	my $msg = $@ ? "$v->{path}: $@\n"
1252	: "$v->{base}: extension inactive.\n";	1356	: "$v->{base}: extension inactive.\n";
1253		1357
1254	if (exists $v->{meta}{mandatory}) {	1358	if (exists $v->{meta}{mandatory}) {
1255	warn $msg;	1359	warn $msg;
1256	warn "mandatory extension failed to load, exiting.\n";	1360	cf::cleanup "mandatory extension failed to load, exiting.";
1257	exit 1;
1258	}	1361	}
1259		1362
1260	warn $msg;	1363	warn $msg;
1261	}	1364	}
1262		1365
…		…
1510		1613
1511	Expand crossfire pod fragments into protocol xml.	1614	Expand crossfire pod fragments into protocol xml.
1512		1615
1513	=cut	1616	=cut
1514		1617
		1618	use re 'eval';
		1619
		1620	my $group;
		1621	my $interior; $interior = qr{
		1622	# match a pod interior sequence sans C<< >>
		1623	(?:
		1624	\ (.*?)\ (?{ $group = $^N })
		1625	\| < (??{$interior}) >
		1626	)
		1627	}x;
		1628
1515	sub expand_cfpod {	1629	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;	1630	my ($self, $pod) = @_;
1517		1631
1518	# escape & and <	1632	my $xml;
1519	s/&/&/g;
1520	s/(?<![BIUGHT])</</g;
1521		1633
1522	# this is buggy, it needs to properly take care of nested <'s	1634	while () {
		1635	if ($pod =~ /\G( (?: [^BCGHITU]+ \| .(?!<) )+ )/xgcs) {
		1636	$group = $1;
1523		1637
1524	1 while	1638	$group =~ s/&/&/g;
1525	# replace B<>, I<>, U<> etc.	1639	$group =~ s/</</g;
1526	s/B<([^\>]*)>/<b>$1<\/b>/	1640
1527	\|\| s/I<([^\>]*)>/<i>$1<\/i>/	1641	$xml .= $group;
1528	\|\| s/U<([^\>]*)>/<u>$1<\/u>/	1642	} elsif ($pod =~ m%\G
1529	\|\| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1643	([BCGHITU])
1530	# replace G<male\|female> tags	1644	<
1531	\|\| s{G<([^>\|])\\|([^>])>}{	1645	(?:
1532	$self->gender ? $2 : $1	1646	([^<>]*) (?{ $group = $^N })
1533	}ge	1647	\| < $interior >
1534	# replace H<hint text>	1648	)
1535	\|\| s{H<([^\>]*)>}	1649	>
		1650	%gcsx
1536	{	1651	) {
		1652	my ($code, $data) = ($1, $group);
		1653
		1654	if ($code eq "B") {
		1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1656	} elsif ($code eq "I") {
		1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1658	} elsif ($code eq "U") {
		1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1660	} elsif ($code eq "C") {
		1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1662	} elsif ($code eq "T") {
		1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1664	} elsif ($code eq "G") {
		1665	my ($male, $female) = split /\\|/, $data;
		1666	$data = $self->gender ? $female : $male;
		1667	$xml .= expand_cfpod ($self, $data);
		1668	} elsif ($code eq "H") {
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")	1671	"")
1540	[$self->{hintmode}]	1672	[$self->{hintmode}];
		1673	} else {
		1674	$xml .= "error processing '$code($data)' directive";
1541	}ge;	1675	}
		1676	} else {
		1677	if ($pod =~ /\G(.+)/) {
		1678	warn "parse error while expanding $pod (at $1)";
		1679	}
		1680	last;
		1681	}
		1682	}
1542		1683
		1684	for ($xml) {
1543	# create single paragraphs (very hackish)	1685	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;	1686	s/(?<=\S)\n(?=\w)/ /g;
1545		1687
1546	# compress some whitespace	1688	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends	1689	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines	1690	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines	1691	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines	1692	s/\n+$//; # ending lines
		1693	}
1551		1694
1552	$_	1695	$xml
1553	}	1696	}
		1697
		1698	no re 'eval';
1554		1699
1555	sub hintmode {	1700	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;	1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}	1702	$_[0]{hintmode}
1558	}	1703	}
…		…
1630	our $MAX_RESET = 3600;	1775	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1776	our $DEFAULT_RESET = 3000;
1632		1777
1633	sub generate_random_map {	1778	sub generate_random_map {
1634	my ($self, $rmp) = @_;	1779	my ($self, $rmp) = @_;
		1780
		1781	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1782
1635	# mit "rum" bekleckern, nicht	1783	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1784	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1761		1909
1762	# the temporary/swap location	1910	# the temporary/swap location
1763	sub save_path {	1911	sub save_path {
1764	my ($self) = @_;	1912	my ($self) = @_;
1765		1913
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1914	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1915	"$TMPDIR/$path.map"
1768	}	1916	}
1769		1917
1770	# the unique path, undef == no special unique path	1918	# the unique path, undef == no special unique path
1771	sub uniq_path {	1919	sub uniq_path {
1772	my ($self) = @_;	1920	my ($self) = @_;
1773		1921
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1923	"$UNIQUEDIR/$path"
1776	}	1924	}
1777		1925
1778	# and all this just because we cannot iterate over	1926	# and all this just because we cannot iterate over
1779	# all maps in C++...	1927	# all maps in C++...
…		…
2225		2373
2226	sub unique_maps() {	2374	sub unique_maps() {
2227	[	2375	[
2228	map {	2376	map {
2229	utf8::decode $_;	2377	utf8::decode $_;
2230	/\.map$/	2378	s/\.map$//; # TODO future compatibility hack
		2379	/\.pst$/ \|\| !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2380	? ()
2231	? normalise $_	2381	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2382	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2383	]
2235	}	2384	}
2236		2385
2237	package cf;
2238
2239	=back	2386	=back
2240		2387
2241	=head3 cf::object	2388	=head3 cf::object
2242		2389
2243	=cut	2390	=cut
…		…
2246		2393
2247	=over 4	2394	=over 4
2248		2395
2249	=item $ob->inv_recursive	2396	=item $ob->inv_recursive
2250		2397
2251	Returns the inventory of the object _and_ their inventories, recursively.	2398	Returns the inventory of the object I<and> their inventories, recursively,
		2399	but I<not> the object itself.
2252		2400
2253	=cut	2401	=cut
2254		2402
2255	sub inv_recursive_;	2403	sub inv_recursive_;
2256	sub inv_recursive_ {	2404	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2409	inv_recursive_ inv $_[0]
2262	}	2410	}
2263		2411
2264	=item $ref = $ob->ref	2412	=item $ref = $ob->ref
2265		2413
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2414	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2415
2268	=item $ob = cf::object::deref ($refstring)	2416	=item $ob = cf::object::deref ($refstring)
2269		2417
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2418	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2419	even if the object actually exists. May block.
…		…
2273	=cut	2421	=cut
2274		2422
2275	sub deref {	2423	sub deref {
2276	my ($ref) = @_;	2424	my ($ref) = @_;
2277		2425
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280
2281	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2426	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2427	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} \|\| cf::player::find $name	2428	my $pl = $cf::PLAYER_LOADING{$name} \|\| cf::player::find $name
2284	or return;	2429	or return;
2285	$pl->ob->uuid eq $uuid	2430	$pl->ob->uuid eq $uuid
2286	or return;	2431	or return;
…		…
2548	$rmp->{origin_y} = $exit->y;	2693	$rmp->{origin_y} = $exit->y;
2549	}	2694	}
2550		2695
2551	$rmp->{random_seed} \|\|= $exit->random_seed;	2696	$rmp->{random_seed} \|\|= $exit->random_seed;
2552		2697
2553	my $data = cf::to_json $rmp;	2698	my $data = cf::encode_json $rmp;
2554	my $md5 = Digest::MD5::md5_hex $data;	2699	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2700	my $meta = "$RANDOMDIR/$md5.meta";
2556		2701
2557	if (my $fh = aio_open "$meta~", O_WRONLY \| O_CREAT, 0666) {	2702	if (my $fh = aio_open "$meta~", O_WRONLY \| O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2703	aio_write $fh, 0, (length $data), $data, 0;
…		…
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	2776	the message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	2777	the message unless the client supports the msg packet.
2633		2778
2634	=cut	2779	=cut
2635		2780
		2781	# non-persistent channels (usually the info channel)
2636	our %CHANNEL = (	2782	our %CHANNEL = (
2637	"c/identify" => {	2783	"c/identify" => {
2638	id => "identify",	2784	id => "infobox",
2639	title => "Identify",	2785	title => "Identify",
2640	reply => undef,	2786	reply => undef,
2641	tooltip => "Items recently identified",	2787	tooltip => "Items recently identified",
2642	},	2788	},
2643	"c/examine" => {	2789	"c/examine" => {
2644	id => "examine",	2790	id => "infobox",
2645	title => "Examine",	2791	title => "Examine",
2646	reply => undef,	2792	reply => undef,
2647	tooltip => "Signs and other items you examined",	2793	tooltip => "Signs and other items you examined",
2648	},	2794	},
		2795	"c/book" => {
		2796	id => "infobox",
		2797	title => "Book",
		2798	reply => undef,
		2799	tooltip => "The contents of a note or book",
		2800	},
		2801	"c/lookat" => {
		2802	id => "infobox",
		2803	title => "Look",
		2804	reply => undef,
		2805	tooltip => "What you saw there",
		2806	},
		2807	"c/who" => {
		2808	id => "infobox",
		2809	title => "Players",
		2810	reply => undef,
		2811	tooltip => "Shows players who are currently online",
		2812	},
		2813	"c/body" => {
		2814	id => "infobox",
		2815	title => "Body Parts",
		2816	reply => undef,
		2817	tooltip => "Shows which body parts you posess and are available",
		2818	},
		2819	"c/uptime" => {
		2820	id => "infobox",
		2821	title => "Uptime",
		2822	reply => undef,
		2823	tooltip => "How long the server has been running since last restart",
		2824	},
		2825	"c/mapinfo" => {
		2826	id => "infobox",
		2827	title => "Map Info",
		2828	reply => undef,
		2829	tooltip => "Information related to the maps",
		2830	},
2649	);	2831	);
2650		2832
2651	sub cf::client::send_msg {	2833	sub cf::client::send_msg {
2652	my ($self, $channel, $msg, $color, @extra) = @_;	2834	my ($self, $channel, $msg, $color, @extra) = @_;
2653		2835
2654	$msg = $self->pl->expand_cfpod ($msg);	2836	$msg = $self->pl->expand_cfpod ($msg);
2655		2837
2656	$color &= cf::NDI_CLIENT_MASK; # just in case...	2838	$color &= cf::NDI_CLIENT_MASK; # just in case...
2657		2839
2658	# check predefined channels, for the benefit of C	2840	# check predefined channels, for the benefit of C
2659	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2841	if ($CHANNEL{$channel}) {
		2842	$channel = $CHANNEL{$channel};
2660		2843
		2844	$self->ext_msg (channel_info => $channel)
		2845	if $self->can_msg;
		2846
		2847	$channel = $channel->{id};
		2848
2661	if (ref $channel) {	2849	} elsif (ref $channel) {
2662	# send meta info to client, if not yet sent	2850	# send meta info to client, if not yet sent
2663	unless (exists $self->{channel}{$channel->{id}}) {	2851	unless (exists $self->{channel}{$channel->{id}}) {
2664	$self->{channel}{$channel->{id}} = $channel;	2852	$self->{channel}{$channel->{id}} = $channel;
2665	$self->ext_msg (channel_info => $channel)	2853	$self->ext_msg (channel_info => $channel)
2666	if $self->can_msg;	2854	if $self->can_msg;
…		…
2883	=pod	3071	=pod
2884		3072
2885	The following functions and methods are available within a safe environment:	3073	The following functions and methods are available within a safe environment:
2886		3074
2887	cf::object	3075	cf::object
2888	contr pay_amount pay_player map x y force_find force_add	3076	contr pay_amount pay_player map x y force_find force_add destroy
2889	insert remove name archname title slaying race decrease_ob_nr	3077	insert remove name archname title slaying race decrease_ob_nr
2890		3078
2891	cf::object::player	3079	cf::object::player
2892	player	3080	player
2893		3081
…		…
2900	=cut	3088	=cut
2901		3089
2902	for (	3090	for (
2903	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3091	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2904	insert remove inv name archname title slaying race	3092	insert remove inv name archname title slaying race
2905	decrease_ob_nr)],	3093	decrease_ob_nr destroy)],
2906	["cf::object::player" => qw(player)],	3094	["cf::object::player" => qw(player)],
2907	["cf::player" => qw(peaceful)],	3095	["cf::player" => qw(peaceful)],
2908	["cf::map" => qw(trigger)],	3096	["cf::map" => qw(trigger)],
2909	) {	3097	) {
2910	no strict 'refs';	3098	no strict 'refs';
…		…
3015	{	3203	{
3016	my $faces = $facedata->{faceinfo};	3204	my $faces = $facedata->{faceinfo};
3017		3205
3018	while (my ($face, $info) = each %$faces) {	3206	while (my ($face, $info) = each %$faces) {
3019	my $idx = (cf::face::find $face) \|\| cf::face::alloc $face;	3207	my $idx = (cf::face::find $face) \|\| cf::face::alloc $face;
		3208
3020	cf::face::set_visibility $idx, $info->{visibility};	3209	cf::face::set_visibility $idx, $info->{visibility};
3021	cf::face::set_magicmap $idx, $info->{magicmap};	3210	cf::face::set_magicmap $idx, $info->{magicmap};
3022	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3211	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3023	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3212	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3024		3213
3025	cf::cede_to_tick;	3214	cf::cede_to_tick;
3026	}	3215	}
3027		3216
3028	while (my ($face, $info) = each %$faces) {	3217	while (my ($face, $info) = each %$faces) {
3029	next unless $info->{smooth};	3218	next unless $info->{smooth};
		3219
3030	my $idx = cf::face::find $face	3220	my $idx = cf::face::find $face
3031	or next;	3221	or next;
		3222
3032	if (my $smooth = cf::face::find $info->{smooth}) {	3223	if (my $smooth = cf::face::find $info->{smooth}) {
3033	cf::face::set_smooth $idx, $smooth;	3224	cf::face::set_smooth $idx, $smooth;
3034	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3225	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3035	} else {	3226	} else {
3036	warn "smooth face '$info->{smooth}' not found for face '$face'";	3227	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3054	{	3245	{
3055	# TODO: for gcfclient pleasure, we should give resources	3246	# TODO: for gcfclient pleasure, we should give resources
3056	# that gcfclient doesn't grok a >10000 face index.	3247	# that gcfclient doesn't grok a >10000 face index.
3057	my $res = $facedata->{resource};	3248	my $res = $facedata->{resource};
3058		3249
3059	my $soundconf = delete $res->{"res/sound.conf"};
3060
3061	while (my ($name, $info) = each %$res) {	3250	while (my ($name, $info) = each %$res) {
		3251	if (defined $info->{type}) {
3062	my $idx = (cf::face::find $name) \|\| cf::face::alloc $name;	3252	my $idx = (cf::face::find $name) \|\| cf::face::alloc $name;
3063	my $data;	3253	my $data;
3064		3254
3065	if ($info->{type} & 1) {	3255	if ($info->{type} & 1) {
3066	# prepend meta info	3256	# prepend meta info
3067		3257
3068	my $meta = $enc->encode ({	3258	my $meta = $enc->encode ({
3069	name => $name,	3259	name => $name,
3070	%{ $info->{meta} \|\| {} },	3260	%{ $info->{meta} \|\| {} },
3071	});	3261	});
3072		3262
3073	$data = pack "(w/a)", $meta, $info->{data};	3263	$data = pack "(w/a)", $meta, $info->{data};
		3264	} else {
		3265	$data = $info->{data};
		3266	}
		3267
		3268	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3269	cf::face::set_type $idx, $info->{type};
3074	} else {	3270	} else {
3075	$data = $info->{data};	3271	$RESOURCE{$name} = $info;
3076	}	3272	}
3077		3273
3078	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3079	cf::face::set_type $idx, $info->{type};
3080
3081	cf::cede_to_tick;	3274	cf::cede_to_tick;
3082	}	3275	}
3083
3084	if ($soundconf) {
3085	$soundconf = $enc->decode (delete $soundconf->{data});
3086
3087	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3088	my $sound = $soundconf->{compat}[$_]
3089	or next;
3090
3091	my $face = cf::face::find "sound/$sound->[1]";
3092	cf::sound::set $sound->[0] => $face;
3093	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3094	}
3095
3096	while (my ($k, $v) = each %{$soundconf->{event}}) {
3097	my $face = cf::face::find "sound/$v";
3098	cf::sound::set $k => $face;
3099	}
3100	}
3101	}	3276	}
		3277
		3278	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3102		3279
3103	1	3280	1
3104	}	3281	}
		3282
		3283	cf::global->attach (on_resource_update => sub {
		3284	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3285	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3286
		3287	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3288	my $sound = $soundconf->{compat}[$_]
		3289	or next;
		3290
		3291	my $face = cf::face::find "sound/$sound->[1]";
		3292	cf::sound::set $sound->[0] => $face;
		3293	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3294	}
		3295
		3296	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3297	my $face = cf::face::find "sound/$v";
		3298	cf::sound::set $k => $face;
		3299	}
		3300	}
		3301	});
3105		3302
3106	register_exticmd fx_want => sub {	3303	register_exticmd fx_want => sub {
3107	my ($ns, $want) = @_;	3304	my ($ns, $want) = @_;
3108		3305
3109	while (my ($k, $v) = each %$want) {	3306	while (my ($k, $v) = each %$want) {
…		…
3164	sub reload_config {	3361	sub reload_config {
3165	open my $fh, "<:utf8", "$CONFDIR/config"	3362	open my $fh, "<:utf8", "$CONFDIR/config"
3166	or return;	3363	or return;
3167		3364
3168	local $/;	3365	local $/;
3169	*CFG = YAML::Syck::Load <$fh>;	3366	*CFG = YAML::Load <$fh>;
3170		3367
3171	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];	3368	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];
3172		3369
3173	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3370	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3174	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3371	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3186	# we must not ever block the main coroutine	3383	# we must not ever block the main coroutine
3187	local $Coro::idle = sub {	3384	local $Coro::idle = sub {
3188	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3385	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3189	(async {	3386	(async {
3190	$Coro::current->{desc} = "IDLE BUG HANDLER";	3387	$Coro::current->{desc} = "IDLE BUG HANDLER";
3191	Event::one_event;	3388	EV::loop EV::LOOP_ONESHOT;
3192	})->prio (Coro::PRIO_MAX);	3389	})->prio (Coro::PRIO_MAX);
3193	};	3390	};
3194		3391
3195	reload_config;	3392	reload_config;
3196	db_init;	3393	db_init;
3197	load_extensions;	3394	load_extensions;
3198		3395
3199	$TICK_WATCHER->start;	3396	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3397	evthread_start IO::AIO::poll_fileno;
3200	Event::loop;	3398	EV::loop;
3201	}	3399	}
3202		3400
3203	#############################################################################	3401	#############################################################################
3204	# initialisation and cleanup	3402	# initialisation and cleanup
3205		3403
3206	# install some emergency cleanup handlers	3404	# install some emergency cleanup handlers
3207	BEGIN {	3405	BEGIN {
		3406	our %SIGWATCHER = ();
3208	for my $signal (qw(INT HUP TERM)) {	3407	for my $signal (qw(INT HUP TERM)) {
3209	Event->signal (	3408	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3210	reentrant => 0,
3211	data => WF_AUTOCANCEL,
3212	signal => $signal,
3213	prio => 0,
3214	cb => sub {
3215	cf::cleanup "SIG$signal";	3409	cf::cleanup "SIG$signal";
3216	},
3217	);	3410	};
3218	}	3411	}
3219	}	3412	}
3220		3413
3221	sub write_runtime {	3414	sub write_runtime_sync {
3222	my $runtime = "$LOCALDIR/runtime";	3415	my $runtime = "$LOCALDIR/runtime";
3223		3416
3224	# first touch the runtime file to show we are still running:	3417	# first touch the runtime file to show we are still running:
3225	# the fsync below can take a very very long time.	3418	# the fsync below can take a very very long time.
3226		3419
…		…
3252	and return;	3445	and return;
3253		3446
3254	warn "runtime file written.\n";	3447	warn "runtime file written.\n";
3255		3448
3256	1	3449	1
		3450	}
		3451
		3452	our $uuid_lock;
		3453	our $uuid_skip;
		3454
		3455	sub write_uuid_sync($) {
		3456	$uuid_skip \|\|= $_[0];
		3457
		3458	return if $uuid_lock;
		3459	local $uuid_lock = 1;
		3460
		3461	my $uuid = "$LOCALDIR/uuid";
		3462
		3463	my $fh = aio_open "$uuid~", O_WRONLY \| O_CREAT, 0644
		3464	or return;
		3465
		3466	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3467	$uuid_skip = 0;
		3468
		3469	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3470	and return;
		3471
		3472	# always fsync - this file is important
		3473	aio_fsync $fh
		3474	and return;
		3475
		3476	close $fh
		3477	or return;
		3478
		3479	aio_rename "$uuid~", $uuid
		3480	and return;
		3481
		3482	warn "uuid file written ($value).\n";
		3483
		3484	1
		3485
		3486	}
		3487
		3488	sub write_uuid($$) {
		3489	my ($skip, $sync) = @_;
		3490
		3491	$sync ? write_uuid_sync $skip
		3492	: async { write_uuid_sync $skip };
3257	}	3493	}
3258		3494
3259	sub emergency_save() {	3495	sub emergency_save() {
3260	my $freeze_guard = cf::freeze_mainloop;	3496	my $freeze_guard = cf::freeze_mainloop;
3261		3497
…		…
3267	# and maps saved/destroyed asynchronously.	3503	# and maps saved/destroyed asynchronously.
3268	warn "begin emergency player save\n";	3504	warn "begin emergency player save\n";
3269	for my $login (keys %cf::PLAYER) {	3505	for my $login (keys %cf::PLAYER) {
3270	my $pl = $cf::PLAYER{$login} or next;	3506	my $pl = $cf::PLAYER{$login} or next;
3271	$pl->valid or next;	3507	$pl->valid or next;
		3508	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3272	$pl->save;	3509	$pl->save;
3273	}	3510	}
3274	warn "end emergency player save\n";	3511	warn "end emergency player save\n";
3275		3512
3276	warn "begin emergency map save\n";	3513	warn "begin emergency map save\n";
…		…
3282	warn "end emergency map save\n";	3519	warn "end emergency map save\n";
3283		3520
3284	warn "begin emergency database checkpoint\n";	3521	warn "begin emergency database checkpoint\n";
3285	BDB::db_env_txn_checkpoint $DB_ENV;	3522	BDB::db_env_txn_checkpoint $DB_ENV;
3286	warn "end emergency database checkpoint\n";	3523	warn "end emergency database checkpoint\n";
		3524
		3525	warn "begin write uuid\n";
		3526	write_uuid_sync 1;
		3527	warn "end write uuid\n";
3287	};	3528	};
3288		3529
3289	warn "leave emergency perl save\n";	3530	warn "leave emergency perl save\n";
3290	}	3531	}
3291		3532
…		…
3306	warn "reloading...";	3547	warn "reloading...";
3307		3548
3308	warn "entering sync_job";	3549	warn "entering sync_job";
3309		3550
3310	cf::sync_job {	3551	cf::sync_job {
3311	cf::write_runtime; # external watchdog should not bark	3552	cf::write_runtime_sync; # external watchdog should not bark
3312	cf::emergency_save;	3553	cf::emergency_save;
3313	cf::write_runtime; # external watchdog should not bark	3554	cf::write_runtime_sync; # external watchdog should not bark
3314		3555
3315	warn "syncing database to disk";	3556	warn "syncing database to disk";
3316	BDB::db_env_txn_checkpoint $DB_ENV;	3557	BDB::db_env_txn_checkpoint $DB_ENV;
3317		3558
3318	# if anything goes wrong in here, we should simply crash as we already saved	3559	# if anything goes wrong in here, we should simply crash as we already saved
3319
3320	warn "cancelling all WF_AUTOCANCEL watchers";
3321	for (Event::all_watchers) {
3322	$_->cancel if $_->data & WF_AUTOCANCEL;
3323	}
3324		3560
3325	warn "flushing outstanding aio requests";	3561	warn "flushing outstanding aio requests";
3326	for (;;) {	3562	for (;;) {
3327	BDB::flush;	3563	BDB::flush;
3328	IO::AIO::flush;	3564	IO::AIO::flush;
3329	Coro::cede;	3565	Coro::cede_notself;
3330	last unless IO::AIO::nreqs \|\| BDB::nreqs;	3566	last unless IO::AIO::nreqs \|\| BDB::nreqs;
3331	warn "iterate...";	3567	warn "iterate...";
3332	}	3568	}
3333		3569
3334	++$RELOAD;	3570	++$RELOAD;
…		…
3410	warn "leaving sync_job";	3646	warn "leaving sync_job";
3411		3647
3412	1	3648	1
3413	} or do {	3649	} or do {
3414	warn $@;	3650	warn $@;
3415	warn "error while reloading, exiting.";	3651	cf::cleanup "error while reloading, exiting.";
3416	exit 1;
3417	};	3652	};
3418		3653
3419	warn "reloaded";	3654	warn "reloaded";
3420	};	3655	};
3421		3656
…		…
3423		3658
3424	sub reload_perl() {	3659	sub reload_perl() {
3425	# doing reload synchronously and two reloads happen back-to-back,	3660	# doing reload synchronously and two reloads happen back-to-back,
3426	# coro crashes during coro_state_free->destroy here.	3661	# coro crashes during coro_state_free->destroy here.
3427		3662
3428	$RELOAD_WATCHER \|\|= Event->timer (	3663	$RELOAD_WATCHER \|\|= EV::timer 0, 0, sub {
3429	reentrant => 0,
3430	after => 0,
3431	data => WF_AUTOCANCEL,
3432	cb => sub {
3433	do_reload_perl;	3664	do_reload_perl;
3434	undef $RELOAD_WATCHER;	3665	undef $RELOAD_WATCHER;
3435	},
3436	);	3666	};
3437	}	3667	}
3438		3668
3439	register_command "reload" => sub {	3669	register_command "reload" => sub {
3440	my ($who, $arg) = @_;	3670	my ($who, $arg) = @_;
3441		3671
…		…
3454		3684
3455	our @WAIT_FOR_TICK;	3685	our @WAIT_FOR_TICK;
3456	our @WAIT_FOR_TICK_BEGIN;	3686	our @WAIT_FOR_TICK_BEGIN;
3457		3687
3458	sub wait_for_tick {	3688	sub wait_for_tick {
3459	return unless $TICK_WATCHER->is_active;	3689	return if tick_inhibit;
3460	return if $Coro::current == $Coro::main;	3690	return if $Coro::current == $Coro::main;
3461		3691
3462	my $signal = new Coro::Signal;	3692	my $signal = new Coro::Signal;
3463	push @WAIT_FOR_TICK, $signal;	3693	push @WAIT_FOR_TICK, $signal;
3464	$signal->wait;	3694	$signal->wait;
3465	}	3695	}
3466		3696
3467	sub wait_for_tick_begin {	3697	sub wait_for_tick_begin {
3468	return unless $TICK_WATCHER->is_active;	3698	return if tick_inhibit;
3469	return if $Coro::current == $Coro::main;	3699	return if $Coro::current == $Coro::main;
3470		3700
3471	my $signal = new Coro::Signal;	3701	my $signal = new Coro::Signal;
3472	push @WAIT_FOR_TICK_BEGIN, $signal;	3702	push @WAIT_FOR_TICK_BEGIN, $signal;
3473	$signal->wait;	3703	$signal->wait;
3474	}	3704	}
3475		3705
3476	$TICK_WATCHER = Event->timer (	3706	sub tick {
3477	reentrant => 0,
3478	parked => 1,
3479	prio => 0,
3480	at => $NEXT_TICK \|\| $TICK,
3481	data => WF_AUTOCANCEL,
3482	cb => sub {
3483	if ($Coro::current != $Coro::main) {	3707	if ($Coro::current != $Coro::main) {
3484	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3708	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3485	unless ++$bug_warning > 10;	3709	unless ++$bug_warning > 10;
3486	return;	3710	return;
3487	}	3711	}
3488		3712
3489	$NOW = $tick_start = Event::time;
3490
3491	cf::server_tick; # one server iteration	3713	cf::server_tick; # one server iteration
3492		3714
3493	$RUNTIME += $TICK;
3494	$NEXT_TICK += $TICK;
3495
3496	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3715	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3497	$NEXT_RUNTIME_WRITE = $NOW + 10;	3716	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3498	Coro::async_pool {	3717	Coro::async_pool {
3499	$Coro::current->{desc} = "runtime saver";	3718	$Coro::current->{desc} = "runtime saver";
3500	write_runtime	3719	write_runtime_sync
3501	or warn "ERROR: unable to write runtime file: $!";	3720	or warn "ERROR: unable to write runtime file: $!";
3502	};
3503	}	3721	};
		3722	}
3504		3723
3505	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3724	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3506	$sig->send;	3725	$sig->send;
3507	}	3726	}
3508	while (my $sig = shift @WAIT_FOR_TICK) {	3727	while (my $sig = shift @WAIT_FOR_TICK) {
3509	$sig->send;	3728	$sig->send;
3510	}	3729	}
3511		3730
3512	$NOW = Event::time;	3731	$LOAD = ($NOW - $TICK_START) / $TICK;
3513
3514	# if we are delayed by four ticks or more, skip them all
3515	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3516
3517	$TICK_WATCHER->at ($NEXT_TICK);
3518	$TICK_WATCHER->start;
3519
3520	$LOAD = ($NOW - $tick_start) / $TICK;
3521	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3732	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3522		3733
3523	_post_tick;	3734	if (0) {
		3735	if ($NEXT_TICK) {
		3736	my $jitter = $TICK_START - $NEXT_TICK;
		3737	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3738	warn "jitter $JITTER\n";#d#
		3739	}
3524	},	3740	}
3525	);	3741	}
3526		3742
3527	{	3743	{
		3744	# configure BDB
		3745
3528	BDB::min_parallel 8;	3746	BDB::min_parallel 8;
3529	BDB::max_poll_time $TICK * 0.1;	3747	BDB::max_poll_reqs $TICK * 0.1;
3530	$BDB_POLL_WATCHER = Event->io (	3748	$Coro::BDB::WATCHER->priority (1);
3531	reentrant => 0,
3532	fd => BDB::poll_fileno,
3533	poll => 'r',
3534	prio => 0,
3535	data => WF_AUTOCANCEL,
3536	cb => \&BDB::poll_cb,
3537	);
3538
3539	BDB::set_sync_prepare {
3540	my $status;
3541	my $current = $Coro::current;
3542	(
3543	sub {
3544	$status = $!;
3545	$current->ready; undef $current;
3546	},
3547	sub {
3548	Coro::schedule while defined $current;
3549	$! = $status;
3550	},
3551	)
3552	};
3553		3749
3554	unless ($DB_ENV) {	3750	unless ($DB_ENV) {
3555	$DB_ENV = BDB::db_env_create;	3751	$DB_ENV = BDB::db_env_create;
3556	$DB_ENV->set_flags (BDB::AUTO_COMMIT \| BDB::REGION_INIT \| BDB::TXN_NOSYNC	3752	$DB_ENV->set_flags (BDB::AUTO_COMMIT \| BDB::REGION_INIT \| BDB::TXN_NOSYNC
3557	\| BDB::LOG_AUTOREMOVE, 1);	3753	\| BDB::LOG_AUTOREMOVE, 1);
…		…
3572		3768
3573	cf::cleanup "db_env_open(db): $@" if $@;	3769	cf::cleanup "db_env_open(db): $@" if $@;
3574	};	3770	};
3575	}	3771	}
3576		3772
3577	$BDB_DEADLOCK_WATCHER = Event->timer (	3773	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3578	after => 3,
3579	interval => 1,
3580	hard => 1,
3581	prio => 0,
3582	data => WF_AUTOCANCEL,
3583	cb => sub {
3584	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3774	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3585	},
3586	);	3775	};
3587	$BDB_CHECKPOINT_WATCHER = Event->timer (	3776	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3588	after => 11,
3589	interval => 60,
3590	hard => 1,
3591	prio => 0,
3592	data => WF_AUTOCANCEL,
3593	cb => sub {
3594	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3777	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3595	},
3596	);	3778	};
3597	$BDB_TRICKLE_WATCHER = Event->timer (	3779	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3598	after => 5,
3599	interval => 10,
3600	hard => 1,
3601	prio => 0,
3602	data => WF_AUTOCANCEL,
3603	cb => sub {
3604	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3780	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3605	},
3606	);	3781	};
3607	}	3782	}
3608		3783
3609	{	3784	{
		3785	# configure IO::AIO
		3786
3610	IO::AIO::min_parallel 8;	3787	IO::AIO::min_parallel 8;
3611
3612	undef $Coro::AIO::WATCHER;
3613	IO::AIO::max_poll_time $TICK * 0.1;	3788	IO::AIO::max_poll_time $TICK * 0.1;
3614	$AIO_POLL_WATCHER = Event->io (	3789	$Coro::AIO::WATCHER->priority (1);
3615	reentrant => 0,
3616	data => WF_AUTOCANCEL,
3617	fd => IO::AIO::poll_fileno,
3618	poll => 'r',
3619	prio => 6,
3620	cb => \&IO::AIO::poll_cb,
3621	);
3622	}	3790	}
3623		3791
3624	my $_log_backtrace;	3792	my $_log_backtrace;
3625		3793
3626	sub _log_backtrace {	3794	sub _log_backtrace {

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+Removed lines
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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.374 by root, Wed Sep 19 22:07:16 2007 UTC vs. Revision 1.419 by root, Sun Apr 13 01:34:09 2008 UTC

Diff Legend

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.374 by root, Wed Sep 19 22:07:16 2007 UTC vs.
Revision 1.419 by root, Sun Apr 13 01:34:09 2008 UTC