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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.362 by root, Mon Sep 10 12:44:06 2007 UTC vs.
Revision 1.426 by root, Thu Apr 24 04:40:31 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
…		…
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	LOG llevError, $msg;	213	LOG llevError, $msg;
193	};	214	};
194	}	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	$SIG{__DIE__} = sub { }; #d#?
195		231
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
212	)) {	248	)) {
213	no strict 'refs';	249	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	251	}
216		252
217	$Event::DIED = sub {	253	$EV::DIED = sub {
218	warn "error in event callback: @_";	254	warn "error in event callback: @_";
219	};	255	};
220		256
221	#############################################################################	257	#############################################################################
222		258
…		…
245	$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;
246	$d	282	$d
247	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
248	}	284	}
249		285
250	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
251		287
252	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
253		289
254	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
255		291
256	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
257		293
258	=cut	294	=cut
259		295
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		297
262	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
264		300
265	=item cf::lock_wait $string	301	=item cf::lock_wait $string
266		302
267	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
268		304
…		…
324		360
325	! ! $LOCK{$key}	361	! ! $LOCK{$key}
326	}	362	}
327		363
328	sub freeze_mainloop {	364	sub freeze_mainloop {
329	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
330		366
331	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
332	$TICK_WATCHER->start;	368	}
333	};	369
334	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
335	$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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
336	}	383	}
337		384
338	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
339		386
340	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
352	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
353		400
354	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
355	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
356	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
357		406
358	while () {	407	while () {
359	next_job:	408	next_job:
360	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
368	}	417	}
369	}	418	}
370	}	419	}
371		420
372	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
373	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
374	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
375	$signal->wait;	424	$signal->wait;
376	} else {	425	} else {
377	Coro::schedule;	426	Coro::schedule;
378	}	427	}
379	}	428	}
380	};	429	};
381		430
382	sub get_slot($;$$) {	431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
383	my ($time, $pri, $name) = @_;	434	my ($time, $pri, $name) = @_;
384		435
385	$time = $TICK * .6 if $time > $TICK * .6;	436	$time = $TICK * .6 if $time > $TICK * .6;
386	my $sig = new Coro::Signal;	437	my $sig = new Coro::Signal;
387		438
…		…
401		452
402	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
403		454
404	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
405		456
406	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
407	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
408	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
409	acceptable.	460	acceptable.
410		461
411	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
412	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
417		468
418	sub sync_job(&) {	469	sub sync_job(&) {
419	my ($job) = @_;	470	my ($job) = @_;
420		471
421	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
422	my $time = Event::time;	473	my $time = EV::time;
423		474
424	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
425	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
426		477
427	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
428	# (but this is cancel-safe)	479
429	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
430		481
431	my $busy = 1;	482	my $busy = 1;
432	my @res;	483	my @res;
433		484
434	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
435	@res = eval { $job->() };	487	@res = eval { $job->() };
436	warn $@ if $@;	488	warn $@ if $@;
437	undef $busy;	489	undef $busy;
438	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
439		491
440	while ($busy) {	492	while ($busy) {
441	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
442	}	497	}
		498	}
443		499
444	$time = Event::time - $time;	500	my $time = EV::time - $time;
445		501
446	LOG llevError | logBacktrace, Carp::longmess "long sync job"
447	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
448
449	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
450		503
451	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
452	} else {	505	} else {
453	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
454		507
…		…
479	=item fork_call { }, $args	532	=item fork_call { }, $args
480		533
481	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
482	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
483	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
484	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
485		538
486	=cut	539	=cut
487		540
488	sub fork_call(&@) {	541	sub fork_call(&@) {
489	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
…		…
498	}, @args;	551	}, @args;
499		552
500	wantarray ? @res : $res[-1]	553	wantarray ? @res : $res[-1]
501	}	554	}
502		555
		556	=item $coin = coin_from_name $name
		557
		558	=cut
		559
		560	our %coin_alias = (
		561	"silver" => "silvercoin",
		562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
		581	}
		582
503	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
504		584
505	Returns a single value from the environment database.	585	Returns a single value from the environment database.
506		586
507	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
508		588
509	Stores the given C<$value> in the family. It can currently store binary	589	Stores the given C<$value> in the family. It can currently store binary
510	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	590	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
511		591
		592	=item $db = cf::db_table "name"
		593
		594	Create and/or open a new database table. The string must not be "db" and must be unique
		595	within each server.
		596
512	=cut	597	=cut
		598
		599	sub db_table($) {
		600	my ($name) = @_;
		601	my $db = BDB::db_create $DB_ENV;
		602
		603	eval {
		604	$db->set_flags (BDB::CHKSUM);
		605
		606	utf8::encode $name;
		607	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		608	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		609	cf::cleanup "db_open(db): $!" if $!;
		610	};
		611	cf::cleanup "db_open(db): $@" if $@;
		612
		613	$db
		614	}
513		615
514	our $DB;	616	our $DB;
515		617
516	sub db_init {	618	sub db_init {
517	unless ($DB) {
518	$DB = BDB::db_create $DB_ENV;
519
520	cf::sync_job {	619	cf::sync_job {
521	eval {	620	$DB ||= db_table "db";
522	$DB->set_flags (BDB::CHKSUM);
523
524	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
525	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
526	cf::cleanup "db_open(db): $!" if $!;
527	};
528	cf::cleanup "db_open(db): $@" if $@;
529	};
530	}	621	};
531	}	622	}
532		623
533	sub db_get($$) {	624	sub db_get($$) {
534	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
535		626
…		…
639	attach callbacks/event handlers (a collection of which is called an "attachment")	730	attach callbacks/event handlers (a collection of which is called an "attachment")
640	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
641		732
642	In the following description, CLASS can be any of C<global>, C<object>	733	In the following description, CLASS can be any of C<global>, C<object>
643	C<player>, C<client> or C<map> (i.e. the attachable objects in	734	C<player>, C<client> or C<map> (i.e. the attachable objects in
644	Crossfire TRT).	735	Deliantra).
645		736
646	=over 4	737	=over 4
647		738
648	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
649		740
…		…
931	}	1022	}
932		1023
933	0	1024	0
934	}	1025	}
935		1026
936	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
937		1028
938	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
939		1030
940	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
941		1032
…		…
947		1038
948	=cut	1039	=cut
949		1040
950	#############################################################################	1041	#############################################################################
951	# object support	1042	# object support
952	#
953		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
954	sub _can_merge {	1077	sub _can_merge {
955	my ($ob1, $ob2) = @_;	1078	my ($ob1, $ob2) = @_;
956		1079
957	local $Storable::canonical = 1;	1080	++$SLOW_MERGES;#d#
958	my $fob1 = Storable::freeze $ob1;
959	my $fob2 = Storable::freeze $ob2;
960		1081
961	$fob1 eq $fob2	1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
962	}	1084	}
963		1085
964	sub reattach {	1086	sub reattach {
965	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
966	my ($obj) = @_;	1088	my ($obj) = @_;
…		…
988	cf::attachable->attach (	1110	cf::attachable->attach (
989	prio => -1000000,	1111	prio => -1000000,
990	on_instantiate => sub {	1112	on_instantiate => sub {
991	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
992		1114
993	$data = from_json $data;	1115	$data = decode_json $data;
994		1116
995	for (@$data) {	1117	for (@$data) {
996	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
997		1119
998	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
1011	},	1133	},
1012	);	1134	);
1013		1135
1014	sub object_freezer_save {	1136	sub object_freezer_save {
1015	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
1016
1017	my $guard = cf::lock_acquire "io";
1018		1138
1019	sync_job {	1139	sync_job {
1020	if (length $$rdata) {	1140	if (length $$rdata) {
1021	utf8::decode (my $decname = $filename);	1141	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
…		…
1029	close $fh;	1149	close $fh;
1030		1150
1031	if (@$objs) {	1151	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1153	chmod SAVE_MODE, $fh;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1037	close $fh;	1157	close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1159	}
…		…
1048	} else {	1168	} else {
1049	aio_unlink $filename;	1169	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1051	}	1171	}
1052	};	1172	};
1053
1054	undef $guard;
1055	}	1173	}
1056		1174
1057	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1059		1177
…		…
1064		1182
1065	sub object_thawer_load {	1183	sub object_thawer_load {
1066	my ($filename) = @_;	1184	my ($filename) = @_;
1067		1185
1068	my ($data, $av);	1186	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1187
1072	(aio_load $filename, $data) >= 0	1188	(aio_load $filename, $data) >= 0
1073	or return;	1189	or return;
1074		1190
1075	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1193	or return;
1078		1194
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1081	}	1197	}
1082		1198
1083	utf8::decode (my $decname = $filename);	1199	utf8::decode (my $decname = $filename);
1084	warn sprintf "loading %s (%d,%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1085	$decname, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
…		…
1241	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1242	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1243		1359
1244	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1245	warn $msg;	1361	warn $msg;
1246	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1247	exit 1;
1248	}	1363	}
1249		1364
1250	warn $msg;	1365	warn $msg;
1251	}	1366	}
1252		1367
…		…
1339	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1340		1455
1341	my $f = new_from_file cf::object::thawer path $login	1456	my $f = new_from_file cf::object::thawer path $login
1342	or return;	1457	or return;
1343		1458
1344	$f->next;
1345	my $pl = cf::player::load_pl $f	1459	my $pl = cf::player::load_pl $f
1346	or return;	1460	or return;
1347	local $cf::PLAYER_LOADING{$login} = $pl;	1461	local $cf::PLAYER_LOADING{$login} = $pl;
1348	$f->resolve_delayed_derefs;	1462	$f->resolve_delayed_derefs;
1349	$cf::PLAYER{$login} = $pl	1463	$cf::PLAYER{$login} = $pl
…		…
1362	return if $pl->{deny_save};	1476	return if $pl->{deny_save};
1363		1477
1364	aio_mkdir playerdir $pl, 0770;	1478	aio_mkdir playerdir $pl, 0770;
1365	$pl->{last_save} = $cf::RUNTIME;	1479	$pl->{last_save} = $cf::RUNTIME;
1366		1480
		1481	cf::get_slot 0.01;
		1482
1367	$pl->save_pl ($path);	1483	$pl->save_pl ($path);
1368	cf::cede_to_tick;	1484	cf::cede_to_tick;
1369	}	1485	}
1370		1486
1371	sub new($) {	1487	sub new($) {
…		…
1501		1617
1502	Expand crossfire pod fragments into protocol xml.	1618	Expand crossfire pod fragments into protocol xml.
1503		1619
1504	=cut	1620	=cut
1505		1621
		1622	use re 'eval';
		1623
		1624	my $group;
		1625	my $interior; $interior = qr{
		1626	# match a pod interior sequence sans C<< >>
		1627	(?:
		1628	\ (.*?)\ (?{ $group = $^N })
		1629	| < (??{$interior}) >
		1630	)
		1631	}x;
		1632
1506	sub expand_cfpod {	1633	sub expand_cfpod {
1507	((my $self), (local $_)) = @_;	1634	my ($self, $pod) = @_;
1508		1635
1509	# escape & and <	1636	my $xml;
1510	s/&/&amp;/g;
1511	s/(?<![BIUGHT])</&lt;/g;
1512		1637
1513	# this is buggy, it needs to properly take care of nested <'s	1638	while () {
		1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1640	$group = $1;
1514		1641
1515	1 while	1642	$group =~ s/&/&amp;/g;
1516	# replace B<>, I<>, U<> etc.	1643	$group =~ s/</&lt;/g;
1517	s/B<([^\>]*)>/<b>$1<\/b>/	1644
1518	|| s/I<([^\>]*)>/<i>$1<\/i>/	1645	$xml .= $group;
1519	|| s/U<([^\>]*)>/<u>$1<\/u>/	1646	} elsif ($pod =~ m%\G
1520	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1647	([BCGHITU])
1521	# replace G<male|female> tags	1648	<
1522	|| s{G<([^>|]*)\|([^>]*)>}{	1649	(?:
1523	$self->gender ? $2 : $1	1650	([^<>]*) (?{ $group = $^N })
1524	}ge	1651	| < $interior >
1525	# replace H<hint text>	1652	)
1526	|| s{H<([^\>]*)>}	1653	>
		1654	%gcsx
1527	{	1655	) {
		1656	my ($code, $data) = ($1, $group);
		1657
		1658	if ($code eq "B") {
		1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1660	} elsif ($code eq "I") {
		1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1662	} elsif ($code eq "U") {
		1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1664	} elsif ($code eq "C") {
		1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1666	} elsif ($code eq "T") {
		1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1668	} elsif ($code eq "G") {
		1669	my ($male, $female) = split /\|/, $data;
		1670	$data = $self->gender ? $female : $male;
		1671	$xml .= expand_cfpod ($self, $data);
		1672	} elsif ($code eq "H") {
1528	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1529	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1530	"")	1675	"")
1531	[$self->{hintmode}]	1676	[$self->{hintmode}];
		1677	} else {
		1678	$xml .= "error processing '$code($data)' directive";
1532	}ge;	1679	}
		1680	} else {
		1681	if ($pod =~ /\G(.+)/) {
		1682	warn "parse error while expanding $pod (at $1)";
		1683	}
		1684	last;
		1685	}
		1686	}
1533		1687
		1688	for ($xml) {
1534	# create single paragraphs (very hackish)	1689	# create single paragraphs (very hackish)
1535	s/(?<=\S)\n(?=\w)/ /g;	1690	s/(?<=\S)\n(?=\w)/ /g;
1536		1691
1537	# compress some whitespace	1692	# compress some whitespace
1538	s/\s+\n/\n/g; # ws line-ends	1693	s/\s+\n/\n/g; # ws line-ends
1539	s/\n\n+/\n/g; # double lines	1694	s/\n\n+/\n/g; # double lines
1540	s/^\n+//; # beginning lines	1695	s/^\n+//; # beginning lines
1541	s/\n+$//; # ending lines	1696	s/\n+$//; # ending lines
		1697	}
1542		1698
1543	$_	1699	$xml
1544	}	1700	}
		1701
		1702	no re 'eval';
1545		1703
1546	sub hintmode {	1704	sub hintmode {
1547	$_[0]{hintmode} = $_[1] if @_ > 1;	1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1548	$_[0]{hintmode}	1706	$_[0]{hintmode}
1549	}	1707	}
…		…
1621	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1622	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1623		1781
1624	sub generate_random_map {	1782	sub generate_random_map {
1625	my ($self, $rmp) = @_;	1783	my ($self, $rmp) = @_;
		1784
		1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1786
1626	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1627	$self->_create_random_map (	1788	$self->_create_random_map (
1628	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1629	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1630	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1752		1913
1753	# the temporary/swap location	1914	# the temporary/swap location
1754	sub save_path {	1915	sub save_path {
1755	my ($self) = @_;	1916	my ($self) = @_;
1756		1917
1757	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1758	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1759	}	1920	}
1760		1921
1761	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1762	sub uniq_path {	1923	sub uniq_path {
1763	my ($self) = @_;	1924	my ($self) = @_;
1764		1925
1765	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1766	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1767	}	1928	}
1768		1929
1769	# and all this just because we cannot iterate over	1930	# and all this just because we cannot iterate over
1770	# all maps in C++...	1931	# all maps in C++...
…		…
1956	}	2117	}
1957		2118
1958	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1959	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1960		2121
1961	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1962	}	2123	}
1963		2124
1964	$self->post_load;	2125	$self->post_load;
1965	}	2126	}
1966		2127
…		…
2024	my ($path, $origin, $load) = @_;	2185	my ($path, $origin, $load) = @_;
2025		2186
2026	$path = normalise $path, $origin && $origin->{path};	2187	$path = normalise $path, $origin && $origin->{path};
2027		2188
2028	if (my $map = $cf::MAP{$path}) {	2189	if (my $map = $cf::MAP{$path}) {
2029	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2030	}	2191	}
2031		2192
2032	$MAP_PREFETCH{$path} |= $load;	2193	$MAP_PREFETCH{$path} |= $load;
2033		2194
2034	$MAP_PREFETCHER ||= cf::async {	2195	$MAP_PREFETCHER ||= cf::async {
		2196	$Coro::current->{desc} = "map prefetcher";
		2197
2035	while (%MAP_PREFETCH) {	2198	while (%MAP_PREFETCH) {
2036	while (my ($k, $v) = each %MAP_PREFETCH) {	2199	while (my ($k, $v) = each %MAP_PREFETCH) {
2037	if (my $map = find $k) {	2200	if (my $map = find $k) {
2038	$map->load if $v;	2201	$map->load if $v;
2039	}	2202	}
…		…
2065	return if $self->{deny_save};	2228	return if $self->{deny_save};
2066		2229
2067	local $self->{last_access} = $self->last_access;#d#	2230	local $self->{last_access} = $self->last_access;#d#
2068		2231
2069	cf::async {	2232	cf::async {
		2233	$Coro::current->{desc} = "map player save";
2070	$_->contr->save for $self->players;	2234	$_->contr->save for $self->players;
2071	};	2235	};
		2236
		2237	cf::get_slot 0.02;
2072		2238
2073	if ($uniq) {	2239	if ($uniq) {
2074	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2240	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2075	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2241	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2076	} else {	2242	} else {
…		…
2085	$self->save;	2251	$self->save;
2086		2252
2087	my $lock = cf::lock_acquire "map_data:$self->{path}";	2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
2088		2254
2089	return if $self->players;	2255	return if $self->players;
2090	return if $self->in_memory != cf::MAP_IN_MEMORY;	2256	return if $self->in_memory != cf::MAP_ACTIVE;
2091	return if $self->{deny_save};	2257	return if $self->{deny_save};
2092		2258
2093	$self->in_memory (cf::MAP_SWAPPED);	2259	$self->in_memory (cf::MAP_SWAPPED);
2094		2260
2095	$self->deactivate;	2261	$self->deactivate;
…		…
2213		2379
2214	sub unique_maps() {	2380	sub unique_maps() {
2215	[	2381	[
2216	map {	2382	map {
2217	utf8::decode $_;	2383	utf8::decode $_;
2218	/\.map$/	2384	s/\.map$//; # TODO future compatibility hack
		2385	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2386	? ()
2219	? normalise $_	2387	: normalise $_
2220	: ()
2221	} @{ aio_readdir $UNIQUEDIR or [] }	2388	} @{ aio_readdir $UNIQUEDIR or [] }
2222	]	2389	]
2223	}	2390	}
2224		2391
2225	package cf;
2226
2227	=back	2392	=back
2228		2393
2229	=head3 cf::object	2394	=head3 cf::object
2230		2395
2231	=cut	2396	=cut
…		…
2234		2399
2235	=over 4	2400	=over 4
2236		2401
2237	=item $ob->inv_recursive	2402	=item $ob->inv_recursive
2238		2403
2239	Returns the inventory of the object _and_ their inventories, recursively.	2404	Returns the inventory of the object I<and> their inventories, recursively,
		2405	but I<not> the object itself.
2240		2406
2241	=cut	2407	=cut
2242		2408
2243	sub inv_recursive_;	2409	sub inv_recursive_;
2244	sub inv_recursive_ {	2410	sub inv_recursive_ {
…		…
2249	inv_recursive_ inv $_[0]	2415	inv_recursive_ inv $_[0]
2250	}	2416	}
2251		2417
2252	=item $ref = $ob->ref	2418	=item $ref = $ob->ref
2253		2419
2254	creates and returns a persistent reference to an objetc that can be stored as a string.	2420	Creates and returns a persistent reference to an object that can be stored as a string.
2255		2421
2256	=item $ob = cf::object::deref ($refstring)	2422	=item $ob = cf::object::deref ($refstring)
2257		2423
2258	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2424	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2259	even if the object actually exists. May block.	2425	even if the object actually exists. May block.
…		…
2261	=cut	2427	=cut
2262		2428
2263	sub deref {	2429	sub deref {
2264	my ($ref) = @_;	2430	my ($ref) = @_;
2265		2431
2266	# temporary compatibility#TODO#remove
2267	$ref =~ s{^<}{player/<};
2268
2269	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2432	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2270	my ($uuid, $name) = ($1, $2);	2433	my ($uuid, $name) = ($1, $2);
2271	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2434	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2272	or return;	2435	or return;
2273	$pl->ob->uuid eq $uuid	2436	$pl->ob->uuid eq $uuid
2274	or return;	2437	or return;
…		…
2445	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2446		2609
2447	$self->enter_link;	2610	$self->enter_link;
2448		2611
2449	(async {	2612	(async {
		2613	$Coro::current->{desc} = "player::goto $path $x $y";
		2614
		2615	# *tag paths override both path and x|y
		2616	if ($path =~ /^\*(.*)$/) {
		2617	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2618	my $ob = $obs[rand @obs];
		2619
		2620	# see if we actually can go there
		2621	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2622	$ob = $obs[rand @obs];
		2623	} else {
		2624	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2625	}
		2626	# else put us there anyways for now #d#
		2627
		2628	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2629	} else {
		2630	($path, $x, $y) = (undef, undef, undef);
		2631	}
		2632	}
		2633
2450	my $map = eval {	2634	my $map = eval {
2451	my $map = cf::map::find $path;	2635	my $map = defined $path ? cf::map::find $path : undef;
2452		2636
2453	if ($map) {	2637	if ($map) {
2454	$map = $map->customise_for ($self);	2638	$map = $map->customise_for ($self);
2455	$map = $check->($map) if $check && $map;	2639	$map = $check->($map) if $check && $map;
2456	} else {	2640	} else {
2457	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2458	}	2642	}
2459		2643
2460	$map	2644	$map
2461	};	2645	};
2462		2646
…		…
2515	$rmp->{origin_y} = $exit->y;	2699	$rmp->{origin_y} = $exit->y;
2516	}	2700	}
2517		2701
2518	$rmp->{random_seed} ||= $exit->random_seed;	2702	$rmp->{random_seed} ||= $exit->random_seed;
2519		2703
2520	my $data = cf::to_json $rmp;	2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2521	my $md5 = Digest::MD5::md5_hex $data;	2705	my $md5 = Digest::MD5::md5_hex $data;
2522	my $meta = "$RANDOMDIR/$md5.meta";	2706	my $meta = "$RANDOMDIR/$md5.meta";
2523		2707
2524	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2525	aio_write $fh, 0, (length $data), $data, 0;	2709	aio_write $fh, 0, (length $data), $data, 0;
…		…
2552	# if exit is damned, update players death & WoR home-position	2736	# if exit is damned, update players death & WoR home-position
2553	$self->contr->savebed ($slaying, $hp, $sp)	2737	$self->contr->savebed ($slaying, $hp, $sp)
2554	if $exit->flag (FLAG_DAMNED);	2738	if $exit->flag (FLAG_DAMNED);
2555		2739
2556	(async {	2740	(async {
		2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2742
2557	$self->deactivate_recursive; # just to be sure	2743	$self->deactivate_recursive; # just to be sure
2558	unless (eval {	2744	unless (eval {
2559	$self->goto ($slaying, $hp, $sp);	2745	$self->goto ($slaying, $hp, $sp);
2560		2746
2561	1;	2747	1;
…		…
2596	the message, with C<log> being the default. If C<$color> is negative, suppress	2782	the message, with C<log> being the default. If C<$color> is negative, suppress
2597	the message unless the client supports the msg packet.	2783	the message unless the client supports the msg packet.
2598		2784
2599	=cut	2785	=cut
2600		2786
		2787	# non-persistent channels (usually the info channel)
2601	our %CHANNEL = (	2788	our %CHANNEL = (
2602	"c/identify" => {	2789	"c/identify" => {
2603	id => "identify",	2790	id => "infobox",
2604	title => "Identify",	2791	title => "Identify",
2605	reply => undef,	2792	reply => undef,
2606	tooltip => "Items recently identified",	2793	tooltip => "Items recently identified",
2607	},	2794	},
2608	"c/examine" => {	2795	"c/examine" => {
2609	id => "examine",	2796	id => "infobox",
2610	title => "Examine",	2797	title => "Examine",
2611	reply => undef,	2798	reply => undef,
2612	tooltip => "Signs and other items you examined",	2799	tooltip => "Signs and other items you examined",
2613	},	2800	},
		2801	"c/book" => {
		2802	id => "infobox",
		2803	title => "Book",
		2804	reply => undef,
		2805	tooltip => "The contents of a note or book",
		2806	},
		2807	"c/lookat" => {
		2808	id => "infobox",
		2809	title => "Look",
		2810	reply => undef,
		2811	tooltip => "What you saw there",
		2812	},
		2813	"c/who" => {
		2814	id => "infobox",
		2815	title => "Players",
		2816	reply => undef,
		2817	tooltip => "Shows players who are currently online",
		2818	},
		2819	"c/body" => {
		2820	id => "infobox",
		2821	title => "Body Parts",
		2822	reply => undef,
		2823	tooltip => "Shows which body parts you posess and are available",
		2824	},
		2825	"c/uptime" => {
		2826	id => "infobox",
		2827	title => "Uptime",
		2828	reply => undef,
		2829	tooltip => "How long the server has been running since last restart",
		2830	},
		2831	"c/mapinfo" => {
		2832	id => "infobox",
		2833	title => "Map Info",
		2834	reply => undef,
		2835	tooltip => "Information related to the maps",
		2836	},
		2837	"c/party" => {
		2838	id => "party",
		2839	title => "Party",
		2840	reply => "gsay ",
		2841	tooltip => "Messages and chat related to your party",
		2842	},
2614	);	2843	);
2615		2844
2616	sub cf::client::send_msg {	2845	sub cf::client::send_msg {
2617	my ($self, $channel, $msg, $color, @extra) = @_;	2846	my ($self, $channel, $msg, $color, @extra) = @_;
2618		2847
2619	$msg = $self->pl->expand_cfpod ($msg);	2848	$msg = $self->pl->expand_cfpod ($msg);
2620		2849
2621	$color &= cf::NDI_CLIENT_MASK; # just in case...	2850	$color &= cf::NDI_CLIENT_MASK; # just in case...
2622		2851
2623	# check predefined channels, for the benefit of C	2852	# check predefined channels, for the benefit of C
2624	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2853	if ($CHANNEL{$channel}) {
		2854	$channel = $CHANNEL{$channel};
2625		2855
		2856	$self->ext_msg (channel_info => $channel)
		2857	if $self->can_msg;
		2858
		2859	$channel = $channel->{id};
		2860
2626	if (ref $channel) {	2861	} elsif (ref $channel) {
2627	# send meta info to client, if not yet sent	2862	# send meta info to client, if not yet sent
2628	unless (exists $self->{channel}{$channel->{id}}) {	2863	unless (exists $self->{channel}{$channel->{id}}) {
2629	$self->{channel}{$channel->{id}} = $channel;	2864	$self->{channel}{$channel->{id}} = $channel;
2630	$self->ext_msg (channel_info => $channel)	2865	$self->ext_msg (channel_info => $channel)
2631	if $self->can_msg;	2866	if $self->can_msg;
…		…
2848	=pod	3083	=pod
2849		3084
2850	The following functions and methods are available within a safe environment:	3085	The following functions and methods are available within a safe environment:
2851		3086
2852	cf::object	3087	cf::object
2853	contr pay_amount pay_player map x y force_find force_add	3088	contr pay_amount pay_player map x y force_find force_add destroy
2854	insert remove name archname title slaying race decrease_ob_nr	3089	insert remove name archname title slaying race decrease split
2855		3090
2856	cf::object::player	3091	cf::object::player
2857	player	3092	player
2858		3093
2859	cf::player	3094	cf::player
…		…
2865	=cut	3100	=cut
2866		3101
2867	for (	3102	for (
2868	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3103	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2869	insert remove inv name archname title slaying race	3104	insert remove inv name archname title slaying race
2870	decrease_ob_nr)],	3105	decrease split destroy)],
2871	["cf::object::player" => qw(player)],	3106	["cf::object::player" => qw(player)],
2872	["cf::player" => qw(peaceful)],	3107	["cf::player" => qw(peaceful)],
2873	["cf::map" => qw(trigger)],	3108	["cf::map" => qw(trigger)],
2874	) {	3109	) {
2875	no strict 'refs';	3110	no strict 'refs';
…		…
2980	{	3215	{
2981	my $faces = $facedata->{faceinfo};	3216	my $faces = $facedata->{faceinfo};
2982		3217
2983	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
2984	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3219	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3220
2985	cf::face::set_visibility $idx, $info->{visibility};	3221	cf::face::set_visibility $idx, $info->{visibility};
2986	cf::face::set_magicmap $idx, $info->{magicmap};	3222	cf::face::set_magicmap $idx, $info->{magicmap};
2987	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3223	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2988	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3224	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2989		3225
2990	cf::cede_to_tick;	3226	cf::cede_to_tick;
2991	}	3227	}
2992		3228
2993	while (my ($face, $info) = each %$faces) {	3229	while (my ($face, $info) = each %$faces) {
2994	next unless $info->{smooth};	3230	next unless $info->{smooth};
		3231
2995	my $idx = cf::face::find $face	3232	my $idx = cf::face::find $face
2996	or next;	3233	or next;
		3234
2997	if (my $smooth = cf::face::find $info->{smooth}) {	3235	if (my $smooth = cf::face::find $info->{smooth}) {
2998	cf::face::set_smooth $idx, $smooth;	3236	cf::face::set_smooth $idx, $smooth;
2999	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3237	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3000	} else {	3238	} else {
3001	warn "smooth face '$info->{smooth}' not found for face '$face'";	3239	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3019	{	3257	{
3020	# TODO: for gcfclient pleasure, we should give resources	3258	# TODO: for gcfclient pleasure, we should give resources
3021	# that gcfclient doesn't grok a >10000 face index.	3259	# that gcfclient doesn't grok a >10000 face index.
3022	my $res = $facedata->{resource};	3260	my $res = $facedata->{resource};
3023		3261
3024	my $soundconf = delete $res->{"res/sound.conf"};
3025
3026	while (my ($name, $info) = each %$res) {	3262	while (my ($name, $info) = each %$res) {
		3263	if (defined $info->{type}) {
3027	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3264	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3028	my $data;	3265	my $data;
3029		3266
3030	if ($info->{type} & 1) {	3267	if ($info->{type} & 1) {
3031	# prepend meta info	3268	# prepend meta info
3032		3269
3033	my $meta = $enc->encode ({	3270	my $meta = $enc->encode ({
3034	name => $name,	3271	name => $name,
3035	%{ $info->{meta} || {} },	3272	%{ $info->{meta} || {} },
3036	});	3273	});
3037		3274
3038	$data = pack "(w/a*)*", $meta, $info->{data};	3275	$data = pack "(w/a*)*", $meta, $info->{data};
		3276	} else {
		3277	$data = $info->{data};
		3278	}
		3279
		3280	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3281	cf::face::set_type $idx, $info->{type};
3039	} else {	3282	} else {
3040	$data = $info->{data};	3283	$RESOURCE{$name} = $info;
3041	}	3284	}
3042		3285
3043	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3044	cf::face::set_type $idx, $info->{type};
3045
3046	cf::cede_to_tick;	3286	cf::cede_to_tick;
3047	}	3287	}
3048
3049	if ($soundconf) {
3050	$soundconf = $enc->decode (delete $soundconf->{data});
3051
3052	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3053	my $sound = $soundconf->{compat}[$_]
3054	or next;
3055
3056	my $face = cf::face::find "sound/$sound->[1]";
3057	cf::sound::set $sound->[0] => $face;
3058	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3059	}
3060
3061	while (my ($k, $v) = each %{$soundconf->{event}}) {
3062	my $face = cf::face::find "sound/$v";
3063	cf::sound::set $k => $face;
3064	}
3065	}
3066	}	3288	}
		3289
		3290	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3067		3291
3068	1	3292	1
3069	}	3293	}
		3294
		3295	cf::global->attach (on_resource_update => sub {
		3296	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3297	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3298
		3299	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3300	my $sound = $soundconf->{compat}[$_]
		3301	or next;
		3302
		3303	my $face = cf::face::find "sound/$sound->[1]";
		3304	cf::sound::set $sound->[0] => $face;
		3305	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3306	}
		3307
		3308	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3309	my $face = cf::face::find "sound/$v";
		3310	cf::sound::set $k => $face;
		3311	}
		3312	}
		3313	});
3070		3314
3071	register_exticmd fx_want => sub {	3315	register_exticmd fx_want => sub {
3072	my ($ns, $want) = @_;	3316	my ($ns, $want) = @_;
3073		3317
3074	while (my ($k, $v) = each %$want) {	3318	while (my ($k, $v) = each %$want) {
3075	$ns->fx_want ($k, $v);	3319	$ns->fx_want ($k, $v);
3076	}	3320	}
3077	};	3321	};
		3322
		3323	sub load_resource_file($) {
		3324	my $guard = lock_acquire "load_resource_file";
		3325
		3326	my $status = load_resource_file_ $_[0];
		3327	get_slot 0.1, 100;
		3328	cf::arch::commit_load;
		3329
		3330	$status
		3331	}
3078		3332
3079	sub reload_regions {	3333	sub reload_regions {
3080	# HACK to clear player env face cache, we need some signal framework	3334	# HACK to clear player env face cache, we need some signal framework
3081	# for this (global event?)	3335	# for this (global event?)
3082	%ext::player_env::MUSIC_FACE_CACHE = ();	3336	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3096	}	3350	}
3097		3351
3098	sub reload_archetypes {	3352	sub reload_archetypes {
3099	load_resource_file "$DATADIR/archetypes"	3353	load_resource_file "$DATADIR/archetypes"
3100	or die "unable to load archetypes\n";	3354	or die "unable to load archetypes\n";
3101	#d# NEED to laod twice to resolve forward references
3102	# this really needs to be done in an extra post-pass
3103	# (which needs to be synchronous, so solve it differently)
3104	load_resource_file "$DATADIR/archetypes"
3105	or die "unable to load archetypes\n";
3106	}	3355	}
3107		3356
3108	sub reload_treasures {	3357	sub reload_treasures {
3109	load_resource_file "$DATADIR/treasures"	3358	load_resource_file "$DATADIR/treasures"
3110	or die "unable to load treasurelists\n";	3359	or die "unable to load treasurelists\n";
3111	}	3360	}
3112		3361
3113	sub reload_resources {	3362	sub reload_resources {
3114	warn "reloading resource files...\n";	3363	warn "reloading resource files...\n";
3115		3364
		3365	reload_facedata;
		3366	reload_archetypes;
3116	reload_regions;	3367	reload_regions;
3117	reload_facedata;
3118	#reload_archetypes;#d#
3119	reload_archetypes;
3120	reload_treasures;	3368	reload_treasures;
3121		3369
3122	warn "finished reloading resource files\n";	3370	warn "finished reloading resource files\n";
3123	}	3371	}
3124		3372
3125	sub init {	3373	sub init {
		3374	my $guard = freeze_mainloop;
		3375
3126	reload_resources;	3376	reload_resources;
3127	}	3377	}
3128		3378
3129	sub reload_config {	3379	sub reload_config {
3130	open my $fh, "<:utf8", "$CONFDIR/config"	3380	open my $fh, "<:utf8", "$CONFDIR/config"
3131	or return;	3381	or return;
3132		3382
3133	local $/;	3383	local $/;
3134	*CFG = YAML::Syck::Load <$fh>;	3384	*CFG = YAML::Load <$fh>;
3135		3385
3136	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3386	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3137		3387
3138	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3388	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3139	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3389	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3150	sub main {	3400	sub main {
3151	# we must not ever block the main coroutine	3401	# we must not ever block the main coroutine
3152	local $Coro::idle = sub {	3402	local $Coro::idle = sub {
3153	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3403	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3154	(async {	3404	(async {
3155	Event::one_event;	3405	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3406	EV::loop EV::LOOP_ONESHOT;
3156	})->prio (Coro::PRIO_MAX);	3407	})->prio (Coro::PRIO_MAX);
3157	};	3408	};
3158		3409
		3410	{
		3411	my $guard = freeze_mainloop;
3159	reload_config;	3412	reload_config;
3160	db_init;	3413	db_init;
3161	load_extensions;	3414	load_extensions;
3162		3415
3163	$TICK_WATCHER->start;	3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3417	evthread_start IO::AIO::poll_fileno;
		3418	}
		3419
3164	Event::loop;	3420	EV::loop;
3165	}	3421	}
3166		3422
3167	#############################################################################	3423	#############################################################################
3168	# initialisation and cleanup	3424	# initialisation and cleanup
3169		3425
3170	# install some emergency cleanup handlers	3426	# install some emergency cleanup handlers
3171	BEGIN {	3427	BEGIN {
		3428	our %SIGWATCHER = ();
3172	for my $signal (qw(INT HUP TERM)) {	3429	for my $signal (qw(INT HUP TERM)) {
3173	Event->signal (	3430	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3174	reentrant => 0,
3175	data => WF_AUTOCANCEL,
3176	signal => $signal,
3177	prio => 0,
3178	cb => sub {
3179	cf::cleanup "SIG$signal";	3431	cf::cleanup "SIG$signal";
3180	},
3181	);	3432	};
3182	}	3433	}
3183	}	3434	}
3184		3435
3185	sub write_runtime {	3436	sub write_runtime_sync {
3186	my $runtime = "$LOCALDIR/runtime";	3437	my $runtime = "$LOCALDIR/runtime";
3187		3438
3188	# first touch the runtime file to show we are still running:	3439	# first touch the runtime file to show we are still running:
3189	# the fsync below can take a very very long time.	3440	# the fsync below can take a very very long time.
3190		3441
…		…
3216	and return;	3467	and return;
3217		3468
3218	warn "runtime file written.\n";	3469	warn "runtime file written.\n";
3219		3470
3220	1	3471	1
		3472	}
		3473
		3474	our $uuid_lock;
		3475	our $uuid_skip;
		3476
		3477	sub write_uuid_sync($) {
		3478	$uuid_skip ||= $_[0];
		3479
		3480	return if $uuid_lock;
		3481	local $uuid_lock = 1;
		3482
		3483	my $uuid = "$LOCALDIR/uuid";
		3484
		3485	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3486	or return;
		3487
		3488	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3489	$uuid_skip = 0;
		3490
		3491	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3492	and return;
		3493
		3494	# always fsync - this file is important
		3495	aio_fsync $fh
		3496	and return;
		3497
		3498	close $fh
		3499	or return;
		3500
		3501	aio_rename "$uuid~", $uuid
		3502	and return;
		3503
		3504	warn "uuid file written ($value).\n";
		3505
		3506	1
		3507
		3508	}
		3509
		3510	sub write_uuid($$) {
		3511	my ($skip, $sync) = @_;
		3512
		3513	$sync ? write_uuid_sync $skip
		3514	: async { write_uuid_sync $skip };
3221	}	3515	}
3222		3516
3223	sub emergency_save() {	3517	sub emergency_save() {
3224	my $freeze_guard = cf::freeze_mainloop;	3518	my $freeze_guard = cf::freeze_mainloop;
3225		3519
…		…
3231	# and maps saved/destroyed asynchronously.	3525	# and maps saved/destroyed asynchronously.
3232	warn "begin emergency player save\n";	3526	warn "begin emergency player save\n";
3233	for my $login (keys %cf::PLAYER) {	3527	for my $login (keys %cf::PLAYER) {
3234	my $pl = $cf::PLAYER{$login} or next;	3528	my $pl = $cf::PLAYER{$login} or next;
3235	$pl->valid or next;	3529	$pl->valid or next;
		3530	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3236	$pl->save;	3531	$pl->save;
3237	}	3532	}
3238	warn "end emergency player save\n";	3533	warn "end emergency player save\n";
3239		3534
3240	warn "begin emergency map save\n";	3535	warn "begin emergency map save\n";
…		…
3246	warn "end emergency map save\n";	3541	warn "end emergency map save\n";
3247		3542
3248	warn "begin emergency database checkpoint\n";	3543	warn "begin emergency database checkpoint\n";
3249	BDB::db_env_txn_checkpoint $DB_ENV;	3544	BDB::db_env_txn_checkpoint $DB_ENV;
3250	warn "end emergency database checkpoint\n";	3545	warn "end emergency database checkpoint\n";
		3546
		3547	warn "begin write uuid\n";
		3548	write_uuid_sync 1;
		3549	warn "end write uuid\n";
3251	};	3550	};
3252		3551
3253	warn "leave emergency perl save\n";	3552	warn "leave emergency perl save\n";
3254	}	3553	}
3255		3554
…		…
3270	warn "reloading...";	3569	warn "reloading...";
3271		3570
3272	warn "entering sync_job";	3571	warn "entering sync_job";
3273		3572
3274	cf::sync_job {	3573	cf::sync_job {
3275	cf::write_runtime; # external watchdog should not bark	3574	cf::write_runtime_sync; # external watchdog should not bark
3276	cf::emergency_save;	3575	cf::emergency_save;
3277	cf::write_runtime; # external watchdog should not bark	3576	cf::write_runtime_sync; # external watchdog should not bark
3278		3577
3279	warn "syncing database to disk";	3578	warn "syncing database to disk";
3280	BDB::db_env_txn_checkpoint $DB_ENV;	3579	BDB::db_env_txn_checkpoint $DB_ENV;
3281		3580
3282	# if anything goes wrong in here, we should simply crash as we already saved	3581	# if anything goes wrong in here, we should simply crash as we already saved
3283
3284	warn "cancelling all WF_AUTOCANCEL watchers";
3285	for (Event::all_watchers) {
3286	$_->cancel if $_->data & WF_AUTOCANCEL;
3287	}
3288		3582
3289	warn "flushing outstanding aio requests";	3583	warn "flushing outstanding aio requests";
3290	for (;;) {	3584	for (;;) {
3291	BDB::flush;	3585	BDB::flush;
3292	IO::AIO::flush;	3586	IO::AIO::flush;
3293	Coro::cede;	3587	Coro::cede_notself;
3294	last unless IO::AIO::nreqs || BDB::nreqs;	3588	last unless IO::AIO::nreqs || BDB::nreqs;
3295	warn "iterate...";	3589	warn "iterate...";
3296	}	3590	}
3297		3591
3298	++$RELOAD;	3592	++$RELOAD;
…		…
3374	warn "leaving sync_job";	3668	warn "leaving sync_job";
3375		3669
3376	1	3670	1
3377	} or do {	3671	} or do {
3378	warn $@;	3672	warn $@;
3379	warn "error while reloading, exiting.";	3673	cf::cleanup "error while reloading, exiting.";
3380	exit 1;
3381	};	3674	};
3382		3675
3383	warn "reloaded";	3676	warn "reloaded";
3384	};	3677	};
3385		3678
…		…
3387		3680
3388	sub reload_perl() {	3681	sub reload_perl() {
3389	# doing reload synchronously and two reloads happen back-to-back,	3682	# doing reload synchronously and two reloads happen back-to-back,
3390	# coro crashes during coro_state_free->destroy here.	3683	# coro crashes during coro_state_free->destroy here.
3391		3684
3392	$RELOAD_WATCHER ||= Event->timer (	3685	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3393	reentrant => 0,
3394	after => 0,
3395	data => WF_AUTOCANCEL,
3396	cb => sub {
3397	do_reload_perl;	3686	do_reload_perl;
3398	undef $RELOAD_WATCHER;	3687	undef $RELOAD_WATCHER;
3399	},
3400	);	3688	};
3401	}	3689	}
3402		3690
3403	register_command "reload" => sub {	3691	register_command "reload" => sub {
3404	my ($who, $arg) = @_;	3692	my ($who, $arg) = @_;
3405		3693
3406	if ($who->flag (FLAG_WIZ)) {	3694	if ($who->flag (FLAG_WIZ)) {
3407	$who->message ("reloading server.");	3695	$who->message ("reloading server.");
		3696	async {
		3697	$Coro::current->{desc} = "perl_reload";
3408	async { reload_perl };	3698	reload_perl;
		3699	};
3409	}	3700	}
3410	};	3701	};
3411		3702
3412	unshift @INC, $LIBDIR;	3703	unshift @INC, $LIBDIR;
3413		3704
…		…
3415		3706
3416	our @WAIT_FOR_TICK;	3707	our @WAIT_FOR_TICK;
3417	our @WAIT_FOR_TICK_BEGIN;	3708	our @WAIT_FOR_TICK_BEGIN;
3418		3709
3419	sub wait_for_tick {	3710	sub wait_for_tick {
3420	return unless $TICK_WATCHER->is_active;
3421	return if $Coro::current == $Coro::main;	3711	return if tick_inhibit || $Coro::current == $Coro::main;
3422		3712
3423	my $signal = new Coro::Signal;	3713	my $signal = new Coro::Signal;
3424	push @WAIT_FOR_TICK, $signal;	3714	push @WAIT_FOR_TICK, $signal;
3425	$signal->wait;	3715	$signal->wait;
3426	}	3716	}
3427		3717
3428	sub wait_for_tick_begin {	3718	sub wait_for_tick_begin {
3429	return unless $TICK_WATCHER->is_active;
3430	return if $Coro::current == $Coro::main;	3719	return if tick_inhibit || $Coro::current == $Coro::main;
3431		3720
3432	my $signal = new Coro::Signal;	3721	my $signal = new Coro::Signal;
3433	push @WAIT_FOR_TICK_BEGIN, $signal;	3722	push @WAIT_FOR_TICK_BEGIN, $signal;
3434	$signal->wait;	3723	$signal->wait;
3435	}	3724	}
3436		3725
3437	my $min = 1e6;#d#	3726	sub tick {
3438	my $avg = 10;
3439	$TICK_WATCHER = Event->timer (
3440	reentrant => 0,
3441	parked => 1,
3442	prio => 0,
3443	at => $NEXT_TICK || $TICK,
3444	data => WF_AUTOCANCEL,
3445	cb => sub {
3446	if ($Coro::current != $Coro::main) {	3727	if ($Coro::current != $Coro::main) {
3447	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3728	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3448	unless ++$bug_warning > 10;	3729	unless ++$bug_warning > 10;
3449	return;	3730	return;
3450	}	3731	}
3451		3732
3452	$NOW = $tick_start = Event::time;
3453
3454	cf::server_tick; # one server iteration	3733	cf::server_tick; # one server iteration
3455		3734
3456	0 && sync_job {#d#	3735	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3457	for(1..10) {	3736	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3458	my $t = Event::time;	3737	Coro::async_pool {
3459	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3738	$Coro::current->{desc} = "runtime saver";
3460	or die;	3739	write_runtime_sync
3461		3740	or warn "ERROR: unable to write runtime file: $!";
3462	$map->width (50);
3463	$map->height (50);
3464	$map->alloc;
3465	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3466	my $t = Event::time - $t;
3467
3468	#next unless $t < 0.0013;#d#
3469	if ($t < $min) {
3470	$min = $t;
3471	}
3472	$avg = $avg * 0.99 + $t * 0.01;
3473	}
3474	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3475	exit 0;
3476	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3477	};	3741	};
		3742	}
3478		3743
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;
3484	Coro::async_pool {
3485	write_runtime
3486	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}
3489
3490	# my $AFTER = Event::time;
3491	# warn $AFTER - $NOW;#d#
3492
3493	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3744	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3494	$sig->send;	3745	$sig->send;
3495	}	3746	}
3496	while (my $sig = shift @WAIT_FOR_TICK) {	3747	while (my $sig = shift @WAIT_FOR_TICK) {
3497	$sig->send;	3748	$sig->send;
3498	}	3749	}
3499		3750
3500	$NOW = Event::time;	3751	$LOAD = ($NOW - $TICK_START) / $TICK;
3501
3502	# if we are delayed by four ticks or more, skip them all
3503	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3504
3505	$TICK_WATCHER->at ($NEXT_TICK);
3506	$TICK_WATCHER->start;
3507
3508	$LOAD = ($NOW - $tick_start) / $TICK;
3509	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3752	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3510		3753
3511	_post_tick;	3754	if (0) {
3512		3755	if ($NEXT_TICK) {
3513		3756	my $jitter = $TICK_START - $NEXT_TICK;
		3757	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3758	warn "jitter $JITTER\n";#d#
		3759	}
3514	},	3760	}
3515	);	3761	}
3516		3762
3517	{	3763	{
3518	BDB::max_poll_time $TICK * 0.1;	3764	# configure BDB
3519	$BDB_POLL_WATCHER = Event->io (	3765
3520	reentrant => 0,
3521	fd => BDB::poll_fileno,
3522	poll => 'r',
3523	prio => 0,
3524	data => WF_AUTOCANCEL,
3525	cb => \&BDB::poll_cb,
3526	);
3527	BDB::min_parallel 8;	3766	BDB::min_parallel 8;
3528		3767	BDB::max_poll_reqs $TICK * 0.1;
3529	BDB::set_sync_prepare {	3768	$Coro::BDB::WATCHER->priority (1);
3530	my $status;
3531	my $current = $Coro::current;
3532	(
3533	sub {
3534	$status = $!;
3535	$current->ready; undef $current;
3536	},
3537	sub {
3538	Coro::schedule while defined $current;
3539	$! = $status;
3540	},
3541	)
3542	};
3543		3769
3544	unless ($DB_ENV) {	3770	unless ($DB_ENV) {
3545	$DB_ENV = BDB::db_env_create;	3771	$DB_ENV = BDB::db_env_create;
		3772	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3773	| BDB::LOG_AUTOREMOVE, 1);
		3774	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3775	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3546		3776
3547	cf::sync_job {	3777	cf::sync_job {
3548	eval {	3778	eval {
3549	BDB::db_env_open	3779	BDB::db_env_open
3550	$DB_ENV,	3780	$DB_ENV,
…		…
3552	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3782	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3553	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3783	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3554	0666;	3784	0666;
3555		3785
3556	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3786	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3557
3558	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3559	$DB_ENV->set_lk_detect;
3560	};	3787	};
3561		3788
3562	cf::cleanup "db_env_open(db): $@" if $@;	3789	cf::cleanup "db_env_open(db): $@" if $@;
3563	};	3790	};
3564	}	3791	}
		3792
		3793	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3794	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3795	};
		3796	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3797	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3798	};
		3799	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3800	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3801	};
3565	}	3802	}
3566		3803
3567	{	3804	{
		3805	# configure IO::AIO
		3806
3568	IO::AIO::min_parallel 8;	3807	IO::AIO::min_parallel 8;
3569
3570	undef $Coro::AIO::WATCHER;
3571	IO::AIO::max_poll_time $TICK * 0.1;	3808	IO::AIO::max_poll_time $TICK * 0.1;
3572	$AIO_POLL_WATCHER = Event->io (	3809	$Coro::AIO::WATCHER->priority (1);
3573	reentrant => 0,
3574	data => WF_AUTOCANCEL,
3575	fd => IO::AIO::poll_fileno,
3576	poll => 'r',
3577	prio => 6,
3578	cb => \&IO::AIO::poll_cb,
3579	);
3580	}	3810	}
3581		3811
3582	my $_log_backtrace;	3812	my $_log_backtrace;
3583		3813
3584	sub _log_backtrace {	3814	sub _log_backtrace {
…		…
3588		3818
3589	# limit the # of concurrent backtraces	3819	# limit the # of concurrent backtraces
3590	if ($_log_backtrace < 2) {	3820	if ($_log_backtrace < 2) {
3591	++$_log_backtrace;	3821	++$_log_backtrace;
3592	async {	3822	async {
		3823	$Coro::current->{desc} = "abt $msg";
		3824
3593	my @bt = fork_call {	3825	my @bt = fork_call {
3594	@addr = map { sprintf "%x", $_ } @addr;	3826	@addr = map { sprintf "%x", $_ } @addr;
3595	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3827	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3596	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3828	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3597	or die "addr2line: $!";	3829	or die "addr2line: $!";

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