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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.358 by root, Fri Sep 7 18:10:52 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;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	104	our $DB_ENV;
86		105
87	our %CFG;	106	our %CFG;
88		107
89	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
91		111
92	our (%PLAYER, %PLAYER_LOADING); # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
95		115
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		118
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
102		123
103	binmode STDOUT;	124	binmode STDOUT;
104	binmode STDERR;	125	binmode STDERR;
105		126
106	# read virtual server time, if available	127	# read virtual server time, if available
…		…
159		180
160	The raw value load value from the last tick.	181	The raw value load value from the last tick.
161		182
162	=item %cf::CFG	183	=item %cf::CFG
163		184
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	186	from wherever your confdir points to.
166		187
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		189
169	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
…		…
187	$msg .= "\n"	208	$msg .= "\n"
188	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
189		210
190	$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;
191		212
192	utf8::encode $msg;
193	LOG llevError, $msg;	213	LOG llevError, $msg;
194	};	214	};
195	}	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	$SIG{__DIE__} = sub { }; #d#?
196		231
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
213	)) {	248	)) {
214	no strict 'refs';	249	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	251	}
217		252
218	$Event::DIED = sub {	253	$EV::DIED = sub {
219	warn "error in event callback: @_";	254	warn "error in event callback: @_";
220	};	255	};
221		256
222	#############################################################################	257	#############################################################################
223		258
…		…
246	$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;
247	$d	282	$d
248	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
249	}	284	}
250		285
251	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
252		287
253	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
254		289
255	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
256		291
257	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
258		293
259	=cut	294	=cut
260		295
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		297
263	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
265		300
266	=item cf::lock_wait $string	301	=item cf::lock_wait $string
267		302
268	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
269		304
…		…
325		360
326	! ! $LOCK{$key}	361	! ! $LOCK{$key}
327	}	362	}
328		363
329	sub freeze_mainloop {	364	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
331		366
332	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
333	$TICK_WATCHER->start;	368	}
334	};	369
335	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
336	$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
337	}	383	}
338		384
339	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
340		386
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
354		400
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
357	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
358		406
359	while () {	407	while () {
360	next_job:	408	next_job:
361	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
369	}	417	}
370	}	418	}
371	}	419	}
372		420
373	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
374	# 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
375	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	424	$signal->wait;
377	} else {	425	} else {
378	Coro::schedule;	426	Coro::schedule;
379	}	427	}
…		…
402		450
403	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
404		452
405	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
406		454
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
408	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
409	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
410	acceptable.	458	acceptable.
411		459
412	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
413	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
…		…
418		466
419	sub sync_job(&) {	467	sub sync_job(&) {
420	my ($job) = @_;	468	my ($job) = @_;
421		469
422	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	471	my $time = EV::time;
424		472
425	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
427		475
428	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	477
430	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
431		479
432	my $busy = 1;	480	my $busy = 1;
433	my @res;	481	my @res;
434		482
435	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	485	@res = eval { $job->() };
437	warn $@ if $@;	486	warn $@ if $@;
438	undef $busy;	487	undef $busy;
439	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
440		489
441	while ($busy) {	490	while ($busy) {
442	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
443	}	495	}
		496	}
444		497
445	$time = Event::time - $time;	498	my $time = EV::time - $time;
446		499
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
451		501
452	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
453	} else {	503	} else {
454	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
455		505
…		…
480	=item fork_call { }, $args	530	=item fork_call { }, $args
481		531
482	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
483	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
484	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
485	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
486		536
487	=cut	537	=cut
488		538
489	sub fork_call(&@) {	539	sub fork_call(&@) {
490	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
…		…
499	}, @args;	549	}, @args;
500		550
501	wantarray ? @res : $res[-1]	551	wantarray ? @res : $res[-1]
502	}	552	}
503		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
		579	}
		580
504	=item $value = cf::db_get $family => $key	581	=item $value = cf::db_get $family => $key
505		582
506	Returns a single value from the environment database.	583	Returns a single value from the environment database.
507		584
508	=item cf::db_put $family => $key => $value	585	=item cf::db_put $family => $key => $value
509		586
510	Stores the given C<$value> in the family. It can currently store binary	587	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	588	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		589
		590	=item $db = cf::db_table "name"
		591
		592	Create and/or open a new database table. The string must not be "db" and must be unique
		593	within each server.
		594
513	=cut	595	=cut
		596
		597	sub db_table($) {
		598	my ($name) = @_;
		599	my $db = BDB::db_create $DB_ENV;
		600
		601	eval {
		602	$db->set_flags (BDB::CHKSUM);
		603
		604	utf8::encode $name;
		605	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		606	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		607	cf::cleanup "db_open(db): $!" if $!;
		608	};
		609	cf::cleanup "db_open(db): $@" if $@;
		610
		611	$db
		612	}
514		613
515	our $DB;	614	our $DB;
516		615
517	sub db_init {	616	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	617	cf::sync_job {
522	eval {	618	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	619	};
532	}	620	}
533		621
534	sub db_get($$) {	622	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	623	my $key = "$_[0]/$_[1]";
536		624
…		…
640	attach callbacks/event handlers (a collection of which is called an "attachment")	728	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	729	to it. All such attachable objects support the following methods.
642		730
643	In the following description, CLASS can be any of C<global>, C<object>	731	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	732	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	733	Deliantra).
646		734
647	=over 4	735	=over 4
648		736
649	=item $attachable->attach ($attachment, key => $value...)	737	=item $attachable->attach ($attachment, key => $value...)
650		738
…		…
932	}	1020	}
933		1021
934	0	1022	0
935	}	1023	}
936		1024
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1025	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1026
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1028
941	Generate an object-specific event with the given arguments.	1029	Generate an object-specific event with the given arguments.
942		1030
…		…
948		1036
949	=cut	1037	=cut
950		1038
951	#############################################################################	1039	#############################################################################
952	# object support	1040	# object support
953	#
954		1041
		1042	sub _object_equal($$);
		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#
955	sub _can_merge {	1075	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1076	my ($ob1, $ob2) = @_;
957		1077
958	local $Storable::canonical = 1;	1078	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1079
962	$fob1 eq $fob2	1080	# we do the slow way here
		1081	return _object_equal $ob1, $ob2
963	}	1082	}
964		1083
965	sub reattach {	1084	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1085	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1086	my ($obj) = @_;
…		…
989	cf::attachable->attach (	1108	cf::attachable->attach (
990	prio => -1000000,	1109	prio => -1000000,
991	on_instantiate => sub {	1110	on_instantiate => sub {
992	my ($obj, $data) = @_;	1111	my ($obj, $data) = @_;
993		1112
994	$data = from_json $data;	1113	$data = decode_json $data;
995		1114
996	for (@$data) {	1115	for (@$data) {
997	my ($name, $args) = @$_;	1116	my ($name, $args) = @$_;
998		1117
999	$obj->attach ($name, %{$args || {} });	1118	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1132	);
1014		1133
1015	sub object_freezer_save {	1134	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1135	my ($filename, $rdata, $objs) = @_;
1017		1136
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1137	sync_job {
1021	if (length $$rdata) {	1138	if (length $$rdata) {
		1139	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1140	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1141	$decname, length $$rdata, scalar @$objs;
1024		1142
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1144	chmod SAVE_MODE, $fh;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1146	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1147	close $fh;
1030		1148
1031	if (@$objs) {	1149	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1151	chmod SAVE_MODE, $fh;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1153	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
1037	close $fh;	1155	close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1156	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1157	}
…		…
1048	} else {	1166	} else {
1049	aio_unlink $filename;	1167	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
1051	}	1169	}
1052	};	1170	};
1053
1054	undef $guard;
1055	}	1171	}
1056		1172
1057	sub object_freezer_as_string {	1173	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1174	my ($rdata, $objs) = @_;
1059		1175
…		…
1064		1180
1065	sub object_thawer_load {	1181	sub object_thawer_load {
1066	my ($filename) = @_;	1182	my ($filename) = @_;
1067		1183
1068	my ($data, $av);	1184	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1185
1072	(aio_load $filename, $data) >= 0	1186	(aio_load $filename, $data) >= 0
1073	or return;	1187	or return;
1074		1188
1075	unless (aio_stat "$filename.pst") {	1189	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1190	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1191	or return;
1078		1192
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1193	my $st = eval { Coro::Storable::thaw $av };
		1194	$av = $st->{objs};
1081	}	1195	}
1082		1196
		1197	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1198	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1199	$decname, length $data, scalar @{$av || []};
1085		1200
1086	($data, $av)	1201	($data, $av)
1087	}	1202	}
1088		1203
1089	=head2 COMMAND CALLBACKS	1204	=head2 COMMAND CALLBACKS
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1355	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1356	: "$v->{base}: extension inactive.\n";
1242		1357
1243	if (exists $v->{meta}{mandatory}) {	1358	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1359	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1360	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1361	}
1248		1362
1249	warn $msg;	1363	warn $msg;
1250	}	1364	}
1251		1365
…		…
1276	use Coro::AIO;	1390	use Coro::AIO;
1277		1391
1278	=head3 cf::player	1392	=head3 cf::player
1279		1393
1280	=over 4	1394	=over 4
		1395
		1396	=item cf::player::num_playing
		1397
		1398	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1399
		1400	=cut
		1401
		1402	sub num_playing {
		1403	scalar grep
		1404	$_->ob->map
		1405	&& !$_->hidden
		1406	&& !$_->ob->flag (cf::FLAG_WIZ),
		1407	cf::player::list
		1408	}
1281		1409
1282	=item cf::player::find $login	1410	=item cf::player::find $login
1283		1411
1284	Returns the given player object, loading it if necessary (might block).	1412	Returns the given player object, loading it if necessary (might block).
1285		1413
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1452	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1453
1326	my $f = new_from_file cf::object::thawer path $login	1454	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1455	or return;
1328		1456
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1457	my $pl = cf::player::load_pl $f
1331	or return;	1458	or return;
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1459	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1460	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1461	$cf::PLAYER{$login} = $pl
…		…
1486		1613
1487	Expand crossfire pod fragments into protocol xml.	1614	Expand crossfire pod fragments into protocol xml.
1488		1615
1489	=cut	1616	=cut
1490		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
1491	sub expand_cfpod {	1629	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;	1630	my ($self, $pod) = @_;
1493		1631
1494	# escape & and <	1632	my $xml;
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497		1633
1498	# this is buggy, it needs to properly take care of nested <'s	1634	while () {
		1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1636	$group = $1;
1499		1637
1500	1 while	1638	$group =~ s/&/&amp;/g;
1501	# replace B<>, I<>, U<> etc.	1639	$group =~ s/</&lt;/g;
1502	s/B<([^\>]*)>/<b>$1<\/b>/	1640
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/	1641	$xml .= $group;
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/	1642	} elsif ($pod =~ m%\G
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1643	([BCGHITU])
1506	# replace G<male|female> tags	1644	<
1507	|| s{G<([^>|]*)\|([^>]*)>}{	1645	(?:
1508	$self->gender ? $2 : $1	1646	([^<>]*) (?{ $group = $^N })
1509	}ge	1647	| < $interior >
1510	# replace H<hint text>	1648	)
1511	|| s{H<([^\>]*)>}	1649	>
		1650	%gcsx
1512	{	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") {
1513	("<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>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")	1671	"")
1516	[$self->{hintmode}]	1672	[$self->{hintmode}];
		1673	} else {
		1674	$xml .= "error processing '$code($data)' directive";
1517	}ge;	1675	}
		1676	} else {
		1677	if ($pod =~ /\G(.+)/) {
		1678	warn "parse error while expanding $pod (at $1)";
		1679	}
		1680	last;
		1681	}
		1682	}
1518		1683
		1684	for ($xml) {
1519	# create single paragraphs (very hackish)	1685	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;	1686	s/(?<=\S)\n(?=\w)/ /g;
1521		1687
1522	# compress some whitespace	1688	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends	1689	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines	1690	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines	1691	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines	1692	s/\n+$//; # ending lines
		1693	}
1527		1694
1528	$_	1695	$xml
1529	}	1696	}
		1697
		1698	no re 'eval';
1530		1699
1531	sub hintmode {	1700	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;	1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}	1702	$_[0]{hintmode}
1534	}	1703	}
…		…
1606	our $MAX_RESET = 3600;	1775	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1776	our $DEFAULT_RESET = 3000;
1608		1777
1609	sub generate_random_map {	1778	sub generate_random_map {
1610	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
1611	# mit "rum" bekleckern, nicht	1783	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1784	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1909
1738	# the temporary/swap location	1910	# the temporary/swap location
1739	sub save_path {	1911	sub save_path {
1740	my ($self) = @_;	1912	my ($self) = @_;
1741		1913
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1914	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1915	"$TMPDIR/$path.map"
1744	}	1916	}
1745		1917
1746	# the unique path, undef == no special unique path	1918	# the unique path, undef == no special unique path
1747	sub uniq_path {	1919	sub uniq_path {
1748	my ($self) = @_;	1920	my ($self) = @_;
1749		1921
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1923	"$UNIQUEDIR/$path"
1752	}	1924	}
1753		1925
1754	# and all this just because we cannot iterate over	1926	# and all this just because we cannot iterate over
1755	# all maps in C++...	1927	# all maps in C++...
…		…
1891		2063
1892	{	2064	{
1893	my $guard = cf::lock_acquire "map_data:$path";	2065	my $guard = cf::lock_acquire "map_data:$path";
1894		2066
1895	return unless $self->valid;	2067	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2068	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2069
1898	$self->in_memory (cf::MAP_LOADING);	2070	$self->in_memory (cf::MAP_LOADING);
1899		2071
1900	$self->alloc;	2072	$self->alloc;
1901		2073
…		…
2015	}	2187	}
2016		2188
2017	$MAP_PREFETCH{$path} |= $load;	2189	$MAP_PREFETCH{$path} |= $load;
2018		2190
2019	$MAP_PREFETCHER ||= cf::async {	2191	$MAP_PREFETCHER ||= cf::async {
		2192	$Coro::current->{desc} = "map prefetcher";
		2193
2020	while (%MAP_PREFETCH) {	2194	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2195	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2196	if (my $map = find $k) {
2023	$map->load if $v;	2197	$map->load if $v;
2024	}	2198	}
…		…
2050	return if $self->{deny_save};	2224	return if $self->{deny_save};
2051		2225
2052	local $self->{last_access} = $self->last_access;#d#	2226	local $self->{last_access} = $self->last_access;#d#
2053		2227
2054	cf::async {	2228	cf::async {
		2229	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2230	$_->contr->save for $self->players;
2056	};	2231	};
2057		2232
2058	if ($uniq) {	2233	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
2073		2248
2074	return if $self->players;	2249	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2250	return if $self->in_memory != cf::MAP_IN_MEMORY;
2076	return if $self->{deny_save};	2251	return if $self->{deny_save};
2077		2252
		2253	$self->in_memory (cf::MAP_SWAPPED);
		2254
2078	$self->deactivate;	2255	$self->deactivate;
		2256	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2257	$self->clear;
2080	$self->in_memory (cf::MAP_SWAPPED);
2081	}	2258	}
2082		2259
2083	sub reset_at {	2260	sub reset_at {
2084	my ($self) = @_;	2261	my ($self) = @_;
2085		2262
…		…
2118	}	2295	}
2119		2296
2120	delete $cf::MAP{$self->path};	2297	delete $cf::MAP{$self->path};
2121		2298
2122	$self->deactivate;	2299	$self->deactivate;
		2300	$_->clear_links_to ($self) for values %cf::MAP;
2123	$self->clear;	2301	$self->clear;
2124
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126		2302
2127	$self->unlink_save;	2303	$self->unlink_save;
2128	$self->destroy;	2304	$self->destroy;
2129	}	2305	}
2130		2306
…		…
2197		2373
2198	sub unique_maps() {	2374	sub unique_maps() {
2199	[	2375	[
2200	map {	2376	map {
2201	utf8::decode $_;	2377	utf8::decode $_;
2202	/\.map$/	2378	s/\.map$//; # TODO future compatibility hack
		2379	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2380	? ()
2203	? normalise $_	2381	: normalise $_
2204	: ()
2205	} @{ aio_readdir $UNIQUEDIR or [] }	2382	} @{ aio_readdir $UNIQUEDIR or [] }
2206	]	2383	]
2207	}	2384	}
2208		2385
2209	package cf;
2210
2211	=back	2386	=back
2212		2387
2213	=head3 cf::object	2388	=head3 cf::object
2214		2389
2215	=cut	2390	=cut
…		…
2218		2393
2219	=over 4	2394	=over 4
2220		2395
2221	=item $ob->inv_recursive	2396	=item $ob->inv_recursive
2222		2397
2223	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.
2224		2400
2225	=cut	2401	=cut
2226		2402
2227	sub inv_recursive_;	2403	sub inv_recursive_;
2228	sub inv_recursive_ {	2404	sub inv_recursive_ {
…		…
2233	inv_recursive_ inv $_[0]	2409	inv_recursive_ inv $_[0]
2234	}	2410	}
2235		2411
2236	=item $ref = $ob->ref	2412	=item $ref = $ob->ref
2237		2413
2238	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.
2239		2415
2240	=item $ob = cf::object::deref ($refstring)	2416	=item $ob = cf::object::deref ($refstring)
2241		2417
2242	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,
2243	even if the object actually exists. May block.	2419	even if the object actually exists. May block.
…		…
2245	=cut	2421	=cut
2246		2422
2247	sub deref {	2423	sub deref {
2248	my ($ref) = @_;	2424	my ($ref) = @_;
2249		2425
2250	# temporary compatibility#TODO#remove
2251	$ref =~ s{^<}{player/<};
2252
2253	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2426	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2254	my ($uuid, $name) = ($1, $2);	2427	my ($uuid, $name) = ($1, $2);
2255	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2428	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2256	or return;	2429	or return;
2257	$pl->ob->uuid eq $uuid	2430	$pl->ob->uuid eq $uuid
2258	or return;	2431	or return;
…		…
2429	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2602	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2430		2603
2431	$self->enter_link;	2604	$self->enter_link;
2432		2605
2433	(async {	2606	(async {
		2607	$Coro::current->{desc} = "player::goto $path $x $y";
		2608
		2609	# *tag paths override both path and x|y
		2610	if ($path =~ /^\*(.*)$/) {
		2611	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2612	my $ob = $obs[rand @obs];
		2613
		2614	# see if we actually can go there
		2615	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2616	$ob = $obs[rand @obs];
		2617	} else {
		2618	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2619	}
		2620	# else put us there anyways for now #d#
		2621
		2622	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2623	} else {
		2624	($path, $x, $y) = (undef, undef, undef);
		2625	}
		2626	}
		2627
2434	my $map = eval {	2628	my $map = eval {
2435	my $map = cf::map::find $path;	2629	my $map = defined $path ? cf::map::find $path : undef;
2436		2630
2437	if ($map) {	2631	if ($map) {
2438	$map = $map->customise_for ($self);	2632	$map = $map->customise_for ($self);
2439	$map = $check->($map) if $check && $map;	2633	$map = $check->($map) if $check && $map;
2440	} else {	2634	} else {
2441	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2635	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2442	}	2636	}
2443		2637
2444	$map	2638	$map
2445	};	2639	};
2446		2640
…		…
2499	$rmp->{origin_y} = $exit->y;	2693	$rmp->{origin_y} = $exit->y;
2500	}	2694	}
2501		2695
2502	$rmp->{random_seed} ||= $exit->random_seed;	2696	$rmp->{random_seed} ||= $exit->random_seed;
2503		2697
2504	my $data = cf::to_json $rmp;	2698	my $data = cf::encode_json $rmp;
2505	my $md5 = Digest::MD5::md5_hex $data;	2699	my $md5 = Digest::MD5::md5_hex $data;
2506	my $meta = "$RANDOMDIR/$md5.meta";	2700	my $meta = "$RANDOMDIR/$md5.meta";
2507		2701
2508	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2702	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2509	aio_write $fh, 0, (length $data), $data, 0;	2703	aio_write $fh, 0, (length $data), $data, 0;
…		…
2536	# if exit is damned, update players death & WoR home-position	2730	# if exit is damned, update players death & WoR home-position
2537	$self->contr->savebed ($slaying, $hp, $sp)	2731	$self->contr->savebed ($slaying, $hp, $sp)
2538	if $exit->flag (FLAG_DAMNED);	2732	if $exit->flag (FLAG_DAMNED);
2539		2733
2540	(async {	2734	(async {
		2735	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2736
2541	$self->deactivate_recursive; # just to be sure	2737	$self->deactivate_recursive; # just to be sure
2542	unless (eval {	2738	unless (eval {
2543	$self->goto ($slaying, $hp, $sp);	2739	$self->goto ($slaying, $hp, $sp);
2544		2740
2545	1;	2741	1;
…		…
2580	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
2581	the message unless the client supports the msg packet.	2777	the message unless the client supports the msg packet.
2582		2778
2583	=cut	2779	=cut
2584		2780
		2781	# non-persistent channels (usually the info channel)
2585	our %CHANNEL = (	2782	our %CHANNEL = (
2586	"c/identify" => {	2783	"c/identify" => {
2587	id => "identify",	2784	id => "infobox",
2588	title => "Identify",	2785	title => "Identify",
2589	reply => undef,	2786	reply => undef,
2590	tooltip => "Items recently identified",	2787	tooltip => "Items recently identified",
2591	},	2788	},
2592	"c/examine" => {	2789	"c/examine" => {
2593	id => "examine",	2790	id => "infobox",
2594	title => "Examine",	2791	title => "Examine",
2595	reply => undef,	2792	reply => undef,
2596	tooltip => "Signs and other items you examined",	2793	tooltip => "Signs and other items you examined",
2597	},	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	},
2598	);	2831	);
2599		2832
2600	sub cf::client::send_msg {	2833	sub cf::client::send_msg {
2601	my ($self, $channel, $msg, $color, @extra) = @_;	2834	my ($self, $channel, $msg, $color, @extra) = @_;
2602		2835
2603	$msg = $self->pl->expand_cfpod ($msg);	2836	$msg = $self->pl->expand_cfpod ($msg);
2604		2837
2605	$color &= cf::NDI_CLIENT_MASK; # just in case...	2838	$color &= cf::NDI_CLIENT_MASK; # just in case...
2606		2839
2607	# check predefined channels, for the benefit of C	2840	# check predefined channels, for the benefit of C
2608	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2841	if ($CHANNEL{$channel}) {
		2842	$channel = $CHANNEL{$channel};
2609		2843
		2844	$self->ext_msg (channel_info => $channel)
		2845	if $self->can_msg;
		2846
		2847	$channel = $channel->{id};
		2848
2610	if (ref $channel) {	2849	} elsif (ref $channel) {
2611	# send meta info to client, if not yet sent	2850	# send meta info to client, if not yet sent
2612	unless (exists $self->{channel}{$channel->{id}}) {	2851	unless (exists $self->{channel}{$channel->{id}}) {
2613	$self->{channel}{$channel->{id}} = $channel;	2852	$self->{channel}{$channel->{id}} = $channel;
2614	$self->ext_msg (channel_info => $channel)	2853	$self->ext_msg (channel_info => $channel)
2615	if $self->can_msg;	2854	if $self->can_msg;
…		…
2832	=pod	3071	=pod
2833		3072
2834	The following functions and methods are available within a safe environment:	3073	The following functions and methods are available within a safe environment:
2835		3074
2836	cf::object	3075	cf::object
2837	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
2838	insert remove name archname title slaying race decrease_ob_nr	3077	insert remove name archname title slaying race decrease_ob_nr
2839		3078
2840	cf::object::player	3079	cf::object::player
2841	player	3080	player
2842		3081
…		…
2849	=cut	3088	=cut
2850		3089
2851	for (	3090	for (
2852	["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
2853	insert remove inv name archname title slaying race	3092	insert remove inv name archname title slaying race
2854	decrease_ob_nr)],	3093	decrease_ob_nr destroy)],
2855	["cf::object::player" => qw(player)],	3094	["cf::object::player" => qw(player)],
2856	["cf::player" => qw(peaceful)],	3095	["cf::player" => qw(peaceful)],
2857	["cf::map" => qw(trigger)],	3096	["cf::map" => qw(trigger)],
2858	) {	3097	) {
2859	no strict 'refs';	3098	no strict 'refs';
…		…
2964	{	3203	{
2965	my $faces = $facedata->{faceinfo};	3204	my $faces = $facedata->{faceinfo};
2966		3205
2967	while (my ($face, $info) = each %$faces) {	3206	while (my ($face, $info) = each %$faces) {
2968	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3207	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3208
2969	cf::face::set_visibility $idx, $info->{visibility};	3209	cf::face::set_visibility $idx, $info->{visibility};
2970	cf::face::set_magicmap $idx, $info->{magicmap};	3210	cf::face::set_magicmap $idx, $info->{magicmap};
2971	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};
2972	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};
2973		3213
2974	cf::cede_to_tick;	3214	cf::cede_to_tick;
2975	}	3215	}
2976		3216
2977	while (my ($face, $info) = each %$faces) {	3217	while (my ($face, $info) = each %$faces) {
2978	next unless $info->{smooth};	3218	next unless $info->{smooth};
		3219
2979	my $idx = cf::face::find $face	3220	my $idx = cf::face::find $face
2980	or next;	3221	or next;
		3222
2981	if (my $smooth = cf::face::find $info->{smooth}) {	3223	if (my $smooth = cf::face::find $info->{smooth}) {
2982	cf::face::set_smooth $idx, $smooth;	3224	cf::face::set_smooth $idx, $smooth;
2983	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3225	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2984	} else {	3226	} else {
2985	warn "smooth face '$info->{smooth}' not found for face '$face'";	3227	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3003	{	3245	{
3004	# TODO: for gcfclient pleasure, we should give resources	3246	# TODO: for gcfclient pleasure, we should give resources
3005	# that gcfclient doesn't grok a >10000 face index.	3247	# that gcfclient doesn't grok a >10000 face index.
3006	my $res = $facedata->{resource};	3248	my $res = $facedata->{resource};
3007		3249
3008	my $soundconf = delete $res->{"res/sound.conf"};
3009
3010	while (my ($name, $info) = each %$res) {	3250	while (my ($name, $info) = each %$res) {
		3251	if (defined $info->{type}) {
3011	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3252	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3012	my $data;	3253	my $data;
3013		3254
3014	if ($info->{type} & 1) {	3255	if ($info->{type} & 1) {
3015	# prepend meta info	3256	# prepend meta info
3016		3257
3017	my $meta = $enc->encode ({	3258	my $meta = $enc->encode ({
3018	name => $name,	3259	name => $name,
3019	%{ $info->{meta} || {} },	3260	%{ $info->{meta} || {} },
3020	});	3261	});
3021		3262
3022	$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};
3023	} else {	3270	} else {
3024	$data = $info->{data};	3271	$RESOURCE{$name} = $info;
3025	}	3272	}
3026		3273
3027	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3028	cf::face::set_type $idx, $info->{type};
3029
3030	cf::cede_to_tick;	3274	cf::cede_to_tick;
3031	}	3275	}
3032
3033	if ($soundconf) {
3034	$soundconf = $enc->decode (delete $soundconf->{data});
3035
3036	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3037	my $sound = $soundconf->{compat}[$_]
3038	or next;
3039
3040	my $face = cf::face::find "sound/$sound->[1]";
3041	cf::sound::set $sound->[0] => $face;
3042	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3043	}
3044
3045	while (my ($k, $v) = each %{$soundconf->{event}}) {
3046	my $face = cf::face::find "sound/$v";
3047	cf::sound::set $k => $face;
3048	}
3049	}
3050	}	3276	}
		3277
		3278	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3051		3279
3052	1	3280	1
3053	}	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	});
3054		3302
3055	register_exticmd fx_want => sub {	3303	register_exticmd fx_want => sub {
3056	my ($ns, $want) = @_;	3304	my ($ns, $want) = @_;
3057		3305
3058	while (my ($k, $v) = each %$want) {	3306	while (my ($k, $v) = each %$want) {
…		…
3113	sub reload_config {	3361	sub reload_config {
3114	open my $fh, "<:utf8", "$CONFDIR/config"	3362	open my $fh, "<:utf8", "$CONFDIR/config"
3115	or return;	3363	or return;
3116		3364
3117	local $/;	3365	local $/;
3118	*CFG = YAML::Syck::Load <$fh>;	3366	*CFG = YAML::Load <$fh>;
3119		3367
3120	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3368	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3121		3369
3122	$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};
3123	$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};
…		…
3134	sub main {	3382	sub main {
3135	# we must not ever block the main coroutine	3383	# we must not ever block the main coroutine
3136	local $Coro::idle = sub {	3384	local $Coro::idle = sub {
3137	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#
3138	(async {	3386	(async {
3139	Event::one_event;	3387	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3388	EV::loop EV::LOOP_ONESHOT;
3140	})->prio (Coro::PRIO_MAX);	3389	})->prio (Coro::PRIO_MAX);
3141	};	3390	};
3142		3391
3143	reload_config;	3392	reload_config;
3144	db_init;	3393	db_init;
3145	load_extensions;	3394	load_extensions;
3146		3395
3147	$TICK_WATCHER->start;	3396	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3397	evthread_start IO::AIO::poll_fileno;
3148	Event::loop;	3398	EV::loop;
3149	}	3399	}
3150		3400
3151	#############################################################################	3401	#############################################################################
3152	# initialisation and cleanup	3402	# initialisation and cleanup
3153		3403
3154	# install some emergency cleanup handlers	3404	# install some emergency cleanup handlers
3155	BEGIN {	3405	BEGIN {
		3406	our %SIGWATCHER = ();
3156	for my $signal (qw(INT HUP TERM)) {	3407	for my $signal (qw(INT HUP TERM)) {
3157	Event->signal (	3408	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3158	reentrant => 0,
3159	data => WF_AUTOCANCEL,
3160	signal => $signal,
3161	prio => 0,
3162	cb => sub {
3163	cf::cleanup "SIG$signal";	3409	cf::cleanup "SIG$signal";
3164	},
3165	);	3410	};
3166	}	3411	}
3167	}	3412	}
3168		3413
3169	sub write_runtime {	3414	sub write_runtime_sync {
3170	my $runtime = "$LOCALDIR/runtime";	3415	my $runtime = "$LOCALDIR/runtime";
3171		3416
3172	# first touch the runtime file to show we are still running:	3417	# first touch the runtime file to show we are still running:
3173	# the fsync below can take a very very long time.	3418	# the fsync below can take a very very long time.
3174		3419
…		…
3200	and return;	3445	and return;
3201		3446
3202	warn "runtime file written.\n";	3447	warn "runtime file written.\n";
3203		3448
3204	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 };
3205	}	3493	}
3206		3494
3207	sub emergency_save() {	3495	sub emergency_save() {
3208	my $freeze_guard = cf::freeze_mainloop;	3496	my $freeze_guard = cf::freeze_mainloop;
3209		3497
…		…
3215	# and maps saved/destroyed asynchronously.	3503	# and maps saved/destroyed asynchronously.
3216	warn "begin emergency player save\n";	3504	warn "begin emergency player save\n";
3217	for my $login (keys %cf::PLAYER) {	3505	for my $login (keys %cf::PLAYER) {
3218	my $pl = $cf::PLAYER{$login} or next;	3506	my $pl = $cf::PLAYER{$login} or next;
3219	$pl->valid or next;	3507	$pl->valid or next;
		3508	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3220	$pl->save;	3509	$pl->save;
3221	}	3510	}
3222	warn "end emergency player save\n";	3511	warn "end emergency player save\n";
3223		3512
3224	warn "begin emergency map save\n";	3513	warn "begin emergency map save\n";
…		…
3230	warn "end emergency map save\n";	3519	warn "end emergency map save\n";
3231		3520
3232	warn "begin emergency database checkpoint\n";	3521	warn "begin emergency database checkpoint\n";
3233	BDB::db_env_txn_checkpoint $DB_ENV;	3522	BDB::db_env_txn_checkpoint $DB_ENV;
3234	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";
3235	};	3528	};
3236		3529
3237	warn "leave emergency perl save\n";	3530	warn "leave emergency perl save\n";
3238	}	3531	}
3239		3532
…		…
3254	warn "reloading...";	3547	warn "reloading...";
3255		3548
3256	warn "entering sync_job";	3549	warn "entering sync_job";
3257		3550
3258	cf::sync_job {	3551	cf::sync_job {
3259	cf::write_runtime; # external watchdog should not bark	3552	cf::write_runtime_sync; # external watchdog should not bark
3260	cf::emergency_save;	3553	cf::emergency_save;
3261	cf::write_runtime; # external watchdog should not bark	3554	cf::write_runtime_sync; # external watchdog should not bark
3262		3555
3263	warn "syncing database to disk";	3556	warn "syncing database to disk";
3264	BDB::db_env_txn_checkpoint $DB_ENV;	3557	BDB::db_env_txn_checkpoint $DB_ENV;
3265		3558
3266	# 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
3267
3268	warn "cancelling all WF_AUTOCANCEL watchers";
3269	for (Event::all_watchers) {
3270	$_->cancel if $_->data & WF_AUTOCANCEL;
3271	}
3272		3560
3273	warn "flushing outstanding aio requests";	3561	warn "flushing outstanding aio requests";
3274	for (;;) {	3562	for (;;) {
3275	BDB::flush;	3563	BDB::flush;
3276	IO::AIO::flush;	3564	IO::AIO::flush;
3277	Coro::cede;	3565	Coro::cede_notself;
3278	last unless IO::AIO::nreqs || BDB::nreqs;	3566	last unless IO::AIO::nreqs || BDB::nreqs;
3279	warn "iterate...";	3567	warn "iterate...";
3280	}	3568	}
3281		3569
3282	++$RELOAD;	3570	++$RELOAD;
…		…
3358	warn "leaving sync_job";	3646	warn "leaving sync_job";
3359		3647
3360	1	3648	1
3361	} or do {	3649	} or do {
3362	warn $@;	3650	warn $@;
3363	warn "error while reloading, exiting.";	3651	cf::cleanup "error while reloading, exiting.";
3364	exit 1;
3365	};	3652	};
3366		3653
3367	warn "reloaded";	3654	warn "reloaded";
3368	};	3655	};
3369		3656
…		…
3371		3658
3372	sub reload_perl() {	3659	sub reload_perl() {
3373	# doing reload synchronously and two reloads happen back-to-back,	3660	# doing reload synchronously and two reloads happen back-to-back,
3374	# coro crashes during coro_state_free->destroy here.	3661	# coro crashes during coro_state_free->destroy here.
3375		3662
3376	$RELOAD_WATCHER ||= Event->timer (	3663	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3377	reentrant => 0,
3378	after => 0,
3379	data => WF_AUTOCANCEL,
3380	cb => sub {
3381	do_reload_perl;	3664	do_reload_perl;
3382	undef $RELOAD_WATCHER;	3665	undef $RELOAD_WATCHER;
3383	},
3384	);	3666	};
3385	}	3667	}
3386		3668
3387	register_command "reload" => sub {	3669	register_command "reload" => sub {
3388	my ($who, $arg) = @_;	3670	my ($who, $arg) = @_;
3389		3671
3390	if ($who->flag (FLAG_WIZ)) {	3672	if ($who->flag (FLAG_WIZ)) {
3391	$who->message ("reloading server.");	3673	$who->message ("reloading server.");
		3674	async {
		3675	$Coro::current->{desc} = "perl_reload";
3392	async { reload_perl };	3676	reload_perl;
		3677	};
3393	}	3678	}
3394	};	3679	};
3395		3680
3396	unshift @INC, $LIBDIR;	3681	unshift @INC, $LIBDIR;
3397		3682
…		…
3399		3684
3400	our @WAIT_FOR_TICK;	3685	our @WAIT_FOR_TICK;
3401	our @WAIT_FOR_TICK_BEGIN;	3686	our @WAIT_FOR_TICK_BEGIN;
3402		3687
3403	sub wait_for_tick {	3688	sub wait_for_tick {
3404	return unless $TICK_WATCHER->is_active;	3689	return if tick_inhibit;
3405	return if $Coro::current == $Coro::main;	3690	return if $Coro::current == $Coro::main;
3406		3691
3407	my $signal = new Coro::Signal;	3692	my $signal = new Coro::Signal;
3408	push @WAIT_FOR_TICK, $signal;	3693	push @WAIT_FOR_TICK, $signal;
3409	$signal->wait;	3694	$signal->wait;
3410	}	3695	}
3411		3696
3412	sub wait_for_tick_begin {	3697	sub wait_for_tick_begin {
3413	return unless $TICK_WATCHER->is_active;	3698	return if tick_inhibit;
3414	return if $Coro::current == $Coro::main;	3699	return if $Coro::current == $Coro::main;
3415		3700
3416	my $signal = new Coro::Signal;	3701	my $signal = new Coro::Signal;
3417	push @WAIT_FOR_TICK_BEGIN, $signal;	3702	push @WAIT_FOR_TICK_BEGIN, $signal;
3418	$signal->wait;	3703	$signal->wait;
3419	}	3704	}
3420		3705
3421	my $min = 1e6;#d#	3706	sub tick {
3422	my $avg = 10;
3423	$TICK_WATCHER = Event->timer (
3424	reentrant => 0,
3425	parked => 1,
3426	prio => 0,
3427	at => $NEXT_TICK || $TICK,
3428	data => WF_AUTOCANCEL,
3429	cb => sub {
3430	if ($Coro::current != $Coro::main) {	3707	if ($Coro::current != $Coro::main) {
3431	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3708	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3432	unless ++$bug_warning > 10;	3709	unless ++$bug_warning > 10;
3433	return;	3710	return;
3434	}	3711	}
3435		3712
3436	$NOW = $tick_start = Event::time;
3437
3438	cf::server_tick; # one server iteration	3713	cf::server_tick; # one server iteration
3439		3714
3440	0 && sync_job {#d#	3715	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3441	for(1..10) {	3716	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3442	my $t = Event::time;	3717	Coro::async_pool {
3443	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3718	$Coro::current->{desc} = "runtime saver";
3444	or die;	3719	write_runtime_sync
3445		3720	or warn "ERROR: unable to write runtime file: $!";
3446	$map->width (50);
3447	$map->height (50);
3448	$map->alloc;
3449	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3450	my $t = Event::time - $t;
3451
3452	#next unless $t < 0.0013;#d#
3453	if ($t < $min) {
3454	$min = $t;
3455	}
3456	$avg = $avg * 0.99 + $t * 0.01;
3457	}
3458	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3459	exit 0;
3460	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3461	};	3721	};
		3722	}
3462		3723
3463	$RUNTIME += $TICK;
3464	$NEXT_TICK += $TICK;
3465
3466	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3467	$NEXT_RUNTIME_WRITE = $NOW + 10;
3468	Coro::async_pool {
3469	write_runtime
3470	or warn "ERROR: unable to write runtime file: $!";
3471	};
3472	}
3473
3474	# my $AFTER = Event::time;
3475	# warn $AFTER - $NOW;#d#
3476
3477	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3724	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3478	$sig->send;	3725	$sig->send;
3479	}	3726	}
3480	while (my $sig = shift @WAIT_FOR_TICK) {	3727	while (my $sig = shift @WAIT_FOR_TICK) {
3481	$sig->send;	3728	$sig->send;
3482	}	3729	}
3483		3730
3484	$NOW = Event::time;	3731	$LOAD = ($NOW - $TICK_START) / $TICK;
3485
3486	# if we are delayed by four ticks or more, skip them all
3487	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3488
3489	$TICK_WATCHER->at ($NEXT_TICK);
3490	$TICK_WATCHER->start;
3491
3492	$LOAD = ($NOW - $tick_start) / $TICK;
3493	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3732	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3494		3733
3495	_post_tick;	3734	if (0) {
3496		3735	if ($NEXT_TICK) {
3497		3736	my $jitter = $TICK_START - $NEXT_TICK;
		3737	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3738	warn "jitter $JITTER\n";#d#
		3739	}
3498	},	3740	}
3499	);	3741	}
3500		3742
3501	{	3743	{
3502	BDB::max_poll_time $TICK * 0.1;	3744	# configure BDB
3503	$BDB_POLL_WATCHER = Event->io (	3745
3504	reentrant => 0,
3505	fd => BDB::poll_fileno,
3506	poll => 'r',
3507	prio => 0,
3508	data => WF_AUTOCANCEL,
3509	cb => \&BDB::poll_cb,
3510	);
3511	BDB::min_parallel 8;	3746	BDB::min_parallel 8;
3512		3747	BDB::max_poll_reqs $TICK * 0.1;
3513	BDB::set_sync_prepare {	3748	$Coro::BDB::WATCHER->priority (1);
3514	my $status;
3515	my $current = $Coro::current;
3516	(
3517	sub {
3518	$status = $!;
3519	$current->ready; undef $current;
3520	},
3521	sub {
3522	Coro::schedule while defined $current;
3523	$! = $status;
3524	},
3525	)
3526	};
3527		3749
3528	unless ($DB_ENV) {	3750	unless ($DB_ENV) {
3529	$DB_ENV = BDB::db_env_create;	3751	$DB_ENV = BDB::db_env_create;
		3752	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3753	| BDB::LOG_AUTOREMOVE, 1);
		3754	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3755	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3530		3756
3531	cf::sync_job {	3757	cf::sync_job {
3532	eval {	3758	eval {
3533	BDB::db_env_open	3759	BDB::db_env_open
3534	$DB_ENV,	3760	$DB_ENV,
…		…
3536	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3762	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3537	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3763	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3538	0666;	3764	0666;
3539		3765
3540	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3766	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3541
3542	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3543	$DB_ENV->set_lk_detect;
3544	};	3767	};
3545		3768
3546	cf::cleanup "db_env_open(db): $@" if $@;	3769	cf::cleanup "db_env_open(db): $@" if $@;
3547	};	3770	};
3548	}	3771	}
		3772
		3773	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3774	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3775	};
		3776	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3777	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3778	};
		3779	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3780	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3781	};
3549	}	3782	}
3550		3783
3551	{	3784	{
		3785	# configure IO::AIO
		3786
3552	IO::AIO::min_parallel 8;	3787	IO::AIO::min_parallel 8;
3553
3554	undef $Coro::AIO::WATCHER;
3555	IO::AIO::max_poll_time $TICK * 0.1;	3788	IO::AIO::max_poll_time $TICK * 0.1;
3556	$AIO_POLL_WATCHER = Event->io (	3789	$Coro::AIO::WATCHER->priority (1);
3557	reentrant => 0,
3558	data => WF_AUTOCANCEL,
3559	fd => IO::AIO::poll_fileno,
3560	poll => 'r',
3561	prio => 6,
3562	cb => \&IO::AIO::poll_cb,
3563	);
3564	}	3790	}
3565		3791
3566	my $_log_backtrace;	3792	my $_log_backtrace;
3567		3793
3568	sub _log_backtrace {	3794	sub _log_backtrace {
…		…
3572		3798
3573	# limit the # of concurrent backtraces	3799	# limit the # of concurrent backtraces
3574	if ($_log_backtrace < 2) {	3800	if ($_log_backtrace < 2) {
3575	++$_log_backtrace;	3801	++$_log_backtrace;
3576	async {	3802	async {
		3803	$Coro::current->{desc} = "abt $msg";
		3804
3577	my @bt = fork_call {	3805	my @bt = fork_call {
3578	@addr = map { sprintf "%x", $_ } @addr;	3806	@addr = map { sprintf "%x", $_ } @addr;
3579	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3807	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3580	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3808	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3581	or die "addr2line: $!";	3809	or die "addr2line: $!";

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