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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.384 by root, Fri Oct 12 18:17:16 2007 UTC vs.
Revision 1.435 by root, Thu May 29 03:33:20 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;
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 4.1 ();	36	use Coro ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::AnyEvent;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
		43	use Coro::AnyEvent;
22	use Coro::AIO;	44	use Coro::AIO;
		45	use Coro::BDB;
23	use Coro::Storable;	46	use Coro::Storable;
24	use Coro::Util ();	47	use Coro::Util ();
25		48
26	use JSON::XS ();	49	use JSON::XS 2.01 ();
27	use BDB ();	50	use BDB ();
28	use Data::Dumper;	51	use Data::Dumper;
29	use Digest::MD5;	52	use Digest::MD5;
30	use Fcntl;	53	use Fcntl;
31	use YAML::Syck ();	54	use YAML ();
32	use IO::AIO 2.51 ();	55	use IO::AIO ();
33	use Time::HiRes;	56	use Time::HiRes;
34	use Compress::LZF;	57	use Compress::LZF;
35	use Digest::MD5 ();	58	use Digest::MD5 ();
		59
		60	AnyEvent::detect;
36		61
37	# configure various modules to our taste	62	# configure various modules to our taste
38	#	63	#
39	$Storable::canonical = 1; # reduce rsync transfers	64	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	65	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	66	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		67
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	68	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		69
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		71
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	90	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	93	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	94	our $BDBDIR = "$LOCALDIR/db";
		95	our %RESOURCE;
75		96
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	99	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	100	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		101
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	102	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	103	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	104	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	105	our $DB_ENV;
89		106
90	our %CFG;	107	our %CFG;
91		108
92	our $UPTIME; $UPTIME ||= time;	109	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	110	our $RUNTIME;
		111	our $NOW;
94		112
95	our (%PLAYER, %PLAYER_LOADING); # all users	113	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	114	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	115	our $LINK_MAP; # the special {link} map, which is always available
98		116
99	# used to convert map paths into valid unix filenames by replacing / by ∕	117	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	118	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		119
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	120	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	121	our $LOADAVG; # same thing, but with alpha-smoothing
		122	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	123	our $TICK_START; # for load detecting purposes
105		124
106	binmode STDOUT;	125	binmode STDOUT;
107	binmode STDERR;	126	binmode STDERR;
108		127
109	# read virtual server time, if available	128	# read virtual server time, if available
…		…
162		181
163	The raw value load value from the last tick.	182	The raw value load value from the last tick.
164		183
165	=item %cf::CFG	184	=item %cf::CFG
166		185
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	186	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	187	from wherever your confdir points to.
169		188
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	189	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		190
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	191	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	212	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		213
195	LOG llevError, $msg;	214	LOG llevError, $msg;
196	};	215	};
197	}	216	}
		217
		218	$Coro::State::DIEHOOK = sub {
		219	return unless $^S eq 0; # "eq", not "=="
		220
		221	if ($Coro::current == $Coro::main) {#d#
		222	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		223	return;#d#
		224	}#d#
		225
		226	# kill coroutine otherwise
		227	warn Carp::longmess $_[0];
		228	Coro::terminate
		229	};
		230
		231	$SIG{__DIE__} = sub { }; #d#?
198		232
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
215	)) {	249	)) {
216	no strict 'refs';	250	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	252	}
219		253
220	$Event::DIED = sub {	254	$EV::DIED = sub {
221	warn "error in event callback: @_";	255	warn "error in event callback: @_";
222	};	256	};
223		257
224	#############################################################################	258	#############################################################################
225		259
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	282	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	283	$d
250	} || "[unable to dump $_[0]: '$@']";	284	} || "[unable to dump $_[0]: '$@']";
251	}	285	}
252		286
253	=item $ref = cf::from_json $json	287	=item $ref = cf::decode_json $json
254		288
255	Converts a JSON string into the corresponding perl data structure.	289	Converts a JSON string into the corresponding perl data structure.
256		290
257	=item $json = cf::to_json $ref	291	=item $json = cf::encode_json $ref
258		292
259	Converts a perl data structure into its JSON representation.	293	Converts a perl data structure into its JSON representation.
260		294
261	=cut	295	=cut
262		296
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		298
265	sub to_json ($) { $json_coder->encode ($_[0]) }	299	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	300	sub decode_json($) { $json_coder->decode ($_[0]) }
267		301
268	=item cf::lock_wait $string	302	=item cf::lock_wait $string
269		303
270	Wait until the given lock is available. See cf::lock_acquire.	304	Wait until the given lock is available. See cf::lock_acquire.
271		305
…		…
327		361
328	! ! $LOCK{$key}	362	! ! $LOCK{$key}
329	}	363	}
330		364
331	sub freeze_mainloop {	365	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	366	tick_inhibit_inc;
333		367
334	my $guard = Coro::guard {	368	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	369	}
336	};	370
337	$TICK_WATCHER->stop;	371	=item cf::periodic $interval, $cb
338	$guard	372
		373	Like EV::periodic, but randomly selects a starting point so that the actions
		374	get spread over timer.
		375
		376	=cut
		377
		378	sub periodic($$) {
		379	my ($interval, $cb) = @_;
		380
		381	my $start = rand List::Util::min 180, $interval;
		382
		383	EV::periodic $start, $interval, 0, $cb
339	}	384	}
340		385
341	=item cf::get_slot $time[, $priority[, $name]]	386	=item cf::get_slot $time[, $priority[, $name]]
342		387
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	388	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	428	}
384	}	429	}
385	};	430	};
386		431
387	sub get_slot($;$$) {	432	sub get_slot($;$$) {
		433	return if tick_inhibit || $Coro::current == $Coro::main;
		434
388	my ($time, $pri, $name) = @_;	435	my ($time, $pri, $name) = @_;
389		436
390	$time = $TICK * .6 if $time > $TICK * .6;	437	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	438	my $sig = new Coro::Signal;
392		439
…		…
406		453
407	BEGIN { *async = \&Coro::async_pool }	454	BEGIN { *async = \&Coro::async_pool }
408		455
409	=item cf::sync_job { BLOCK }	456	=item cf::sync_job { BLOCK }
410		457
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	458	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	459	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	460	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	461	acceptable.
415		462
416	If it must be done, put the blocking parts into C<sync_job>. This will run	463	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	464	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		469
423	sub sync_job(&) {	470	sub sync_job(&) {
424	my ($job) = @_;	471	my ($job) = @_;
425		472
426	if ($Coro::current == $Coro::main) {	473	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	474	my $time = EV::time;
428		475
429	# this is the main coro, too bad, we have to block	476	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	477	# till the operation succeeds, freezing the server :/
431		478
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	479	LOG llevError, Carp::longmess "sync job";#d#
433		480
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	481	my $freeze_guard = freeze_mainloop;
437		482
438	my $busy = 1;	483	my $busy = 1;
439	my @res;	484	my @res;
440		485
…		…
444	warn $@ if $@;	489	warn $@ if $@;
445	undef $busy;	490	undef $busy;
446	})->prio (Coro::PRIO_MAX);	491	})->prio (Coro::PRIO_MAX);
447		492
448	while ($busy) {	493	while ($busy) {
449	Coro::cede or Event::one_event;	494	if (Coro::nready) {
		495	Coro::cede_notself;
		496	} else {
		497	EV::loop EV::LOOP_ONESHOT;
450	}	498	}
		499	}
451		500
452	$time = Event::time - $time;	501	my $time = EV::time - $time;
453		502
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	503	$TICK_START += $time; # do not account sync jobs to server load
458		504
459	wantarray ? @res : $res[0]	505	wantarray ? @res : $res[0]
460	} else {	506	} else {
461	# we are in another coroutine, how wonderful, everything just works	507	# we are in another coroutine, how wonderful, everything just works
462		508
…		…
487	=item fork_call { }, $args	533	=item fork_call { }, $args
488		534
489	Executes the given code block with the given arguments in a seperate	535	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	536	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	537	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	538	never block itself or use any form of event handling.
493		539
494	=cut	540	=cut
495		541
496	sub fork_call(&@) {	542	sub fork_call(&@) {
497	my ($cb, @args) = @_;	543	my ($cb, @args) = @_;
…		…
504	reset_signals;	550	reset_signals;
505	&$cb	551	&$cb
506	}, @args;	552	}, @args;
507		553
508	wantarray ? @res : $res[-1]	554	wantarray ? @res : $res[-1]
		555	}
		556
		557	=item $coin = coin_from_name $name
		558
		559	=cut
		560
		561	our %coin_alias = (
		562	"silver" => "silvercoin",
		563	"silvercoin" => "silvercoin",
		564	"silvercoins" => "silvercoin",
		565	"gold" => "goldcoin",
		566	"goldcoin" => "goldcoin",
		567	"goldcoins" => "goldcoin",
		568	"platinum" => "platinacoin",
		569	"platinumcoin" => "platinacoin",
		570	"platinumcoins" => "platinacoin",
		571	"platina" => "platinacoin",
		572	"platinacoin" => "platinacoin",
		573	"platinacoins" => "platinacoin",
		574	"royalty" => "royalty",
		575	"royalties" => "royalty",
		576	);
		577
		578	sub coin_from_name($) {
		579	$coin_alias{$_[0]}
		580	? cf::arch::find $coin_alias{$_[0]}
		581	: undef
509	}	582	}
510		583
511	=item $value = cf::db_get $family => $key	584	=item $value = cf::db_get $family => $key
512		585
513	Returns a single value from the environment database.	586	Returns a single value from the environment database.
…		…
658	attach callbacks/event handlers (a collection of which is called an "attachment")	731	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	732	to it. All such attachable objects support the following methods.
660		733
661	In the following description, CLASS can be any of C<global>, C<object>	734	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	735	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	736	Deliantra).
664		737
665	=over 4	738	=over 4
666		739
667	=item $attachable->attach ($attachment, key => $value...)	740	=item $attachable->attach ($attachment, key => $value...)
668		741
…		…
950	}	1023	}
951		1024
952	0	1025	0
953	}	1026	}
954		1027
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1028	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1029
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1031
959	Generate an object-specific event with the given arguments.	1032	Generate an object-specific event with the given arguments.
960		1033
…		…
966		1039
967	=cut	1040	=cut
968		1041
969	#############################################################################	1042	#############################################################################
970	# object support	1043	# object support
971	#
972		1044
		1045	sub _object_equal($$);
		1046	sub _object_equal($$) {
		1047	my ($a, $b) = @_;
		1048
		1049	return 0 unless (ref $a) eq (ref $b);
		1050
		1051	if ("HASH" eq ref $a) {
		1052	my @ka = keys %$a;
		1053	my @kb = keys %$b;
		1054
		1055	return 0 if @ka != @kb;
		1056
		1057	for (0 .. $#ka) {
		1058	return 0 unless $ka[$_] eq $kb[$_];
		1059	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1060	}
		1061
		1062	} elsif ("ARRAY" eq ref $a) {
		1063
		1064	return 0 if @$a != @$b;
		1065
		1066	for (0 .. $#$a) {
		1067	return 0 unless _object_equal $a->[$_], $b->[$_];
		1068	}
		1069
		1070	} elsif ($a ne $b) {
		1071	return 0;
		1072	}
		1073
		1074	1
		1075	}
		1076
		1077	our $SLOW_MERGES;#d#
973	sub _can_merge {	1078	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1079	my ($ob1, $ob2) = @_;
975		1080
976	local $Storable::canonical = 1;	1081	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1082
980	$fob1 eq $fob2	1083	# we do the slow way here
		1084	return _object_equal $ob1, $ob2
981	}	1085	}
982		1086
983	sub reattach {	1087	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1088	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1089	my ($obj) = @_;
…		…
1007	cf::attachable->attach (	1111	cf::attachable->attach (
1008	prio => -1000000,	1112	prio => -1000000,
1009	on_instantiate => sub {	1113	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1114	my ($obj, $data) = @_;
1011		1115
1012	$data = from_json $data;	1116	$data = decode_json $data;
1013		1117
1014	for (@$data) {	1118	for (@$data) {
1015	my ($name, $args) = @$_;	1119	my ($name, $args) = @$_;
1016		1120
1017	$obj->attach ($name, %{$args || {} });	1121	$obj->attach ($name, %{$args || {} });
…		…
1038	utf8::decode (my $decname = $filename);	1142	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1143	warn sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1144	$decname, length $$rdata, scalar @$objs;
1041		1145
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1147	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1149	aio_fsync $fh if $cf::USE_FSYNC;
1046	close $fh;	1150	aio_close $fh;
1047		1151
1048	if (@$objs) {	1152	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1156	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1157	aio_fsync $fh if $cf::USE_FSYNC;
1054	close $fh;	1158	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1159	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1160	}
1057	} else {	1161	} else {
1058	aio_unlink "$filename.pst";	1162	aio_unlink "$filename.pst";
1059	}	1163	}
…		…
1087		1191
1088	unless (aio_stat "$filename.pst") {	1192	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1193	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1194	or return;
1091		1195
1092	my $st = eval { Coro::Storable::thaw $av }	1196	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1197	$av = $st->{objs};
1095	}	1198	}
1096		1199
1097	utf8::decode (my $decname = $filename);	1200	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1201	warn sprintf "loading %s (%d,%d)\n",
…		…
1255	my $msg = $@ ? "$v->{path}: $@\n"	1358	my $msg = $@ ? "$v->{path}: $@\n"
1256	: "$v->{base}: extension inactive.\n";	1359	: "$v->{base}: extension inactive.\n";
1257		1360
1258	if (exists $v->{meta}{mandatory}) {	1361	if (exists $v->{meta}{mandatory}) {
1259	warn $msg;	1362	warn $msg;
1260	warn "mandatory extension failed to load, exiting.\n";	1363	cf::cleanup "mandatory extension failed to load, exiting.";
1261	exit 1;
1262	}	1364	}
1263		1365
1264	warn $msg;	1366	warn $msg;
1265	}	1367	}
1266		1368
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1457	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1458	or return;
1357		1459
1358	my $pl = cf::player::load_pl $f	1460	my $pl = cf::player::load_pl $f
1359	or return;	1461	or return;
		1462
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1463	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1464	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1465	$cf::PLAYER{$login} = $pl
1363	}	1466	}
1364	}	1467	}
…		…
1374		1477
1375	return if $pl->{deny_save};	1478	return if $pl->{deny_save};
1376		1479
1377	aio_mkdir playerdir $pl, 0770;	1480	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1481	$pl->{last_save} = $cf::RUNTIME;
		1482
		1483	cf::get_slot 0.01;
1379		1484
1380	$pl->save_pl ($path);	1485	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1486	cf::cede_to_tick;
1382	}	1487	}
1383		1488
…		…
1419	$pl->{deny_save} = 1;	1524	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1525	$pl->password ("*"); # this should lock out the player until we nuked the dir
1421		1526
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1528	$pl->deactivate;
		1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1530	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1532	$pl->ns->destroy if $pl->ns;
1426		1533
1427	my $path = playerdir $pl;	1534	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1535	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1574
1468	for my $login (@$dirs) {	1575	for my $login (@$dirs) {
1469	my $path = path $login;	1576	my $path = path $login;
1470		1577
1471	# a .pst is a dead give-away for a valid player	1578	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1579	# if no pst file found, open and chekc for blocked users
		1580	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1581	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1582	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1583	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1584	}
1477		1585
…		…
1514		1622
1515	Expand crossfire pod fragments into protocol xml.	1623	Expand crossfire pod fragments into protocol xml.
1516		1624
1517	=cut	1625	=cut
1518		1626
		1627	use re 'eval';
		1628
		1629	my $group;
		1630	my $interior; $interior = qr{
		1631	# match a pod interior sequence sans C<< >>
		1632	(?:
		1633	\ (.*?)\ (?{ $group = $^N })
		1634	| < (??{$interior}) >
		1635	)
		1636	}x;
		1637
1519	sub expand_cfpod {	1638	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;	1639	my ($self, $pod) = @_;
1521		1640
1522	# escape & and <	1641	my $xml;
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525		1642
1526	# this is buggy, it needs to properly take care of nested <'s	1643	while () {
		1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1645	$group = $1;
1527		1646
1528	1 while	1647	$group =~ s/&/&amp;/g;
1529	# replace B<>, I<>, U<> etc.	1648	$group =~ s/</&lt;/g;
1530	s/B<([^\>]*)>/<b>$1<\/b>/	1649
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/	1650	$xml .= $group;
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/	1651	} elsif ($pod =~ m%\G
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1652	([BCGHITU])
1534	# replace G<male|female> tags	1653	<
1535	|| s{G<([^>|]*)\|([^>]*)>}{	1654	(?:
1536	$self->gender ? $2 : $1	1655	([^<>]*) (?{ $group = $^N })
1537	}ge	1656	| < $interior >
1538	# replace H<hint text>	1657	)
1539	|| s{H<([^\>]*)>}	1658	>
		1659	%gcsx
1540	{	1660	) {
		1661	my ($code, $data) = ($1, $group);
		1662
		1663	if ($code eq "B") {
		1664	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1665	} elsif ($code eq "I") {
		1666	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1667	} elsif ($code eq "U") {
		1668	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1669	} elsif ($code eq "C") {
		1670	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1671	} elsif ($code eq "T") {
		1672	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1673	} elsif ($code eq "G") {
		1674	my ($male, $female) = split /\|/, $data;
		1675	$data = $self->gender ? $female : $male;
		1676	$xml .= expand_cfpod ($self, $data);
		1677	} elsif ($code eq "H") {
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")	1680	"")
1544	[$self->{hintmode}]	1681	[$self->{hintmode}];
		1682	} else {
		1683	$xml .= "error processing '$code($data)' directive";
1545	}ge;	1684	}
		1685	} else {
		1686	if ($pod =~ /\G(.+)/) {
		1687	warn "parse error while expanding $pod (at $1)";
		1688	}
		1689	last;
		1690	}
		1691	}
1546		1692
		1693	for ($xml) {
1547	# create single paragraphs (very hackish)	1694	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;	1695	s/(?<=\S)\n(?=\w)/ /g;
1549		1696
1550	# compress some whitespace	1697	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends	1698	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines	1699	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines	1700	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines	1701	s/\n+$//; # ending lines
		1702	}
1555		1703
1556	$_	1704	$xml
1557	}	1705	}
		1706
		1707	no re 'eval';
1558		1708
1559	sub hintmode {	1709	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;	1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}	1711	$_[0]{hintmode}
1562	}	1712	}
…		…
1634	our $MAX_RESET = 3600;	1784	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1785	our $DEFAULT_RESET = 3000;
1636		1786
1637	sub generate_random_map {	1787	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1788	my ($self, $rmp) = @_;
		1789
		1790	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1791
1639	# mit "rum" bekleckern, nicht	1792	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1793	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1918
1766	# the temporary/swap location	1919	# the temporary/swap location
1767	sub save_path {	1920	sub save_path {
1768	my ($self) = @_;	1921	my ($self) = @_;
1769		1922
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1923	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1924	"$TMPDIR/$path.map"
1772	}	1925	}
1773		1926
1774	# the unique path, undef == no special unique path	1927	# the unique path, undef == no special unique path
1775	sub uniq_path {	1928	sub uniq_path {
1776	my ($self) = @_;	1929	my ($self) = @_;
1777		1930
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1932	"$UNIQUEDIR/$path"
1780	}	1933	}
1781		1934
1782	# and all this just because we cannot iterate over	1935	# and all this just because we cannot iterate over
1783	# all maps in C++...	1936	# all maps in C++...
…		…
1881		2034
1882	cf::lock_wait "map_data:$path";#d#remove	2035	cf::lock_wait "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2036	cf::lock_wait "map_find:$path";
1884		2037
1885	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2040	my $guard2 = cf::lock_acquire "map_find:$path";
1888		2041
1889	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1890	or return;	2043	or return;
1891		2044
1892	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
…		…
1895	or return;	2048	or return;
1896		2049
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
1900	undef $guard1;	2054	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2055	$map->reset;
1903	return find $path;	2056	return find $path;
1904	}	2057	}
1905		2058
1906	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
…		…
1969	}	2122	}
1970		2123
1971	$self->{last_save} = $cf::RUNTIME;	2124	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2125	$self->last_access ($cf::RUNTIME);
1973		2126
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2127	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2128	}
1976		2129
1977	$self->post_load;	2130	$self->post_load;
1978	}	2131	}
1979		2132
…		…
2037	my ($path, $origin, $load) = @_;	2190	my ($path, $origin, $load) = @_;
2038		2191
2039	$path = normalise $path, $origin && $origin->{path};	2192	$path = normalise $path, $origin && $origin->{path};
2040		2193
2041	if (my $map = $cf::MAP{$path}) {	2194	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2195	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2196	}
2044		2197
2045	$MAP_PREFETCH{$path} |= $load;	2198	$MAP_PREFETCH{$path} |= $load;
2046		2199
2047	$MAP_PREFETCHER ||= cf::async {	2200	$MAP_PREFETCHER ||= cf::async {
…		…
2084	cf::async {	2237	cf::async {
2085	$Coro::current->{desc} = "map player save";	2238	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
2087	};	2240	};
2088		2241
		2242	cf::get_slot 0.02;
		2243
2089	if ($uniq) {	2244	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2247	} else {
2093	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2101	$self->save;	2256	$self->save;
2102		2257
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2258	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2259
2105	return if $self->players;	2260	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;	2261	return if $self->in_memory != cf::MAP_ACTIVE;
2107	return if $self->{deny_save};	2262	return if $self->{deny_save};
2108		2263
2109	$self->in_memory (cf::MAP_SWAPPED);	2264	$self->in_memory (cf::MAP_SWAPPED);
2110		2265
2111	$self->deactivate;	2266	$self->deactivate;
…		…
2229		2384
2230	sub unique_maps() {	2385	sub unique_maps() {
2231	[	2386	[
2232	map {	2387	map {
2233	utf8::decode $_;	2388	utf8::decode $_;
2234	/\.map$/	2389	s/\.map$//; # TODO future compatibility hack
		2390	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2391	? ()
2235	? normalise $_	2392	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2393	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2394	]
2239	}	2395	}
2240		2396
2241	package cf;
2242
2243	=back	2397	=back
2244		2398
2245	=head3 cf::object	2399	=head3 cf::object
2246		2400
2247	=cut	2401	=cut
…		…
2250		2404
2251	=over 4	2405	=over 4
2252		2406
2253	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2254		2408
2255	Returns the inventory of the object _and_ their inventories, recursively.	2409	Returns the inventory of the object I<and> their inventories, recursively,
		2410	but I<not> the object itself.
2256		2411
2257	=cut	2412	=cut
2258		2413
2259	sub inv_recursive_;	2414	sub inv_recursive_;
2260	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2266	}	2421	}
2267		2422
2268	=item $ref = $ob->ref	2423	=item $ref = $ob->ref
2269		2424
2270	creates and returns a persistent reference to an objetc that can be stored as a string.	2425	Creates and returns a persistent reference to an object that can be stored as a string.
2271		2426
2272	=item $ob = cf::object::deref ($refstring)	2427	=item $ob = cf::object::deref ($refstring)
2273		2428
2274	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2275	even if the object actually exists. May block.	2430	even if the object actually exists. May block.
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2462	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2309		2464
2310	=cut	2465	=cut
2311		2466
		2467	our $SAY_CHANNEL = {
		2468	id => "say",
		2469	title => "Map",
		2470	reply => "say ",
		2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2472	};
		2473
		2474	our $CHAT_CHANNEL = {
		2475	id => "chat",
		2476	title => "Chat",
		2477	reply => "chat ",
		2478	tooltip => "Player chat and shouts, global to the server.",
		2479	};
		2480
2312	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2482	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2483	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2485	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2498
2330	} else {	2499	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2502	}
2334	}	2503	}
2335	}	2504	}
2336		2505
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2532	}	2701	}
2533		2702
2534	sub prepare_random_map {	2703	sub prepare_random_map {
2535	my ($exit) = @_;	2704	my ($exit) = @_;
2536		2705
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2706	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2707	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2708	# that depends on the exit object
2542		2709
2543	my $rmp = parse_random_map_params $exit->msg;	2710	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2712	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2713	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2714	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2715	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2716	$rmp->{origin_y} = $exit->y;
		2717
		2718	$exit->map->touch;
2550	}	2719	}
2551		2720
2552	$rmp->{random_seed} ||= $exit->random_seed;	2721	$rmp->{random_seed} ||= $exit->random_seed;
2553		2722
2554	my $data = cf::to_json $rmp;	2723	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2724	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2725	my $meta = "$RANDOMDIR/$md5.meta";
2557		2726
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2727	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2728	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2729	undef $fh;
2561	aio_rename "$meta~", $meta;	2730	aio_rename "$meta~", $meta;
2562		2731
		2732	my $slaying = "?random/$md5";
		2733
		2734	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2735	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2736	$exit->msg (undef);
		2737	}
2565	}	2738	}
2566	}	2739	}
2567		2740
2568	sub cf::object::player::enter_exit {	2741	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2742	my ($self, $exit) = @_;
2570		2743
2571	return unless $self->type == cf::PLAYER;	2744	return unless $self->type == cf::PLAYER;
2572		2745
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2746	$self->enter_link;
2585		2747
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2748	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2749	$Coro::current->{desc} = "enter_exit";
2592		2750
2593	$self->deactivate_recursive; # just to be sure
2594	unless (eval {	2751	unless (eval {
		2752	$self->deactivate_recursive; # just to be sure
		2753
		2754	# random map handling
		2755	{
		2756	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2757
		2758	prepare_random_map $exit
		2759	if $exit->slaying eq "/!";
		2760	}
		2761
		2762	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2763	my $x = $exit->stats->hp;
		2764	my $y = $exit->stats->sp;
		2765
2595	$self->goto ($slaying, $hp, $sp);	2766	$self->goto ($map, $x, $y);
2596		2767
		2768	# if exit is damned, update players death & WoR home-position
		2769	$self->contr->savebed ($map, $x, $y)
		2770	if $exit->flag (cf::FLAG_DAMNED);
		2771
2597	1;	2772	1
2598	}) {	2773	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2774	$self->message ("Something went wrong deep within the crossfire server. "
2600	. "I'll try to bring you back to the map you were before. "	2775	. "I'll try to bring you back to the map you were before. "
2601	. "Please report this to the dungeon master!",	2776	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2777	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	2807	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	2808	the message unless the client supports the msg packet.
2634		2809
2635	=cut	2810	=cut
2636		2811
		2812	# non-persistent channels (usually the info channel)
2637	our %CHANNEL = (	2813	our %CHANNEL = (
2638	"c/identify" => {	2814	"c/identify" => {
2639	id => "infobox",	2815	id => "infobox",
2640	title => "Identify",	2816	title => "Identify",
2641	reply => undef,	2817	reply => undef,
…		…
2645	id => "infobox",	2821	id => "infobox",
2646	title => "Examine",	2822	title => "Examine",
2647	reply => undef,	2823	reply => undef,
2648	tooltip => "Signs and other items you examined",	2824	tooltip => "Signs and other items you examined",
2649	},	2825	},
		2826	"c/book" => {
		2827	id => "infobox",
		2828	title => "Book",
		2829	reply => undef,
		2830	tooltip => "The contents of a note or book",
		2831	},
2650	"c/lookat" => {	2832	"c/lookat" => {
2651	id => "infobox",	2833	id => "infobox",
2652	title => "Look",	2834	title => "Look",
2653	reply => undef,	2835	reply => undef,
2654	tooltip => "What you saw there",	2836	tooltip => "What you saw there",
		2837	},
		2838	"c/who" => {
		2839	id => "infobox",
		2840	title => "Players",
		2841	reply => undef,
		2842	tooltip => "Shows players who are currently online",
		2843	},
		2844	"c/body" => {
		2845	id => "infobox",
		2846	title => "Body Parts",
		2847	reply => undef,
		2848	tooltip => "Shows which body parts you posess and are available",
		2849	},
		2850	"c/uptime" => {
		2851	id => "infobox",
		2852	title => "Uptime",
		2853	reply => undef,
		2854	tooltip => "How long the server has been running since last restart",
		2855	},
		2856	"c/mapinfo" => {
		2857	id => "infobox",
		2858	title => "Map Info",
		2859	reply => undef,
		2860	tooltip => "Information related to the maps",
		2861	},
		2862	"c/party" => {
		2863	id => "party",
		2864	title => "Party",
		2865	reply => "gsay ",
		2866	tooltip => "Messages and chat related to your party",
2655	},	2867	},
2656	);	2868	);
2657		2869
2658	sub cf::client::send_msg {	2870	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	2871	my ($self, $channel, $msg, $color, @extra) = @_;
…		…
2897		3109
2898	The following functions and methods are available within a safe environment:	3110	The following functions and methods are available within a safe environment:
2899		3111
2900	cf::object	3112	cf::object
2901	contr pay_amount pay_player map x y force_find force_add destroy	3113	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3114	insert remove name archname title slaying race decrease split
2903		3115
2904	cf::object::player	3116	cf::object::player
2905	player	3117	player
2906		3118
2907	cf::player	3119	cf::player
…		…
2912		3124
2913	=cut	3125	=cut
2914		3126
2915	for (	3127	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3128	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3129	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr destroy)],	3130	decrease split destroy)],
2919	["cf::object::player" => qw(player)],	3131	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3132	["cf::player" => qw(peaceful)],
2921	["cf::map" => qw(trigger)],	3133	["cf::map" => qw(trigger)],
2922	) {	3134	) {
2923	no strict 'refs';	3135	no strict 'refs';
…		…
3028	{	3240	{
3029	my $faces = $facedata->{faceinfo};	3241	my $faces = $facedata->{faceinfo};
3030		3242
3031	while (my ($face, $info) = each %$faces) {	3243	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3244	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3245
3033	cf::face::set_visibility $idx, $info->{visibility};	3246	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3247	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3248	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3249	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3037		3250
3038	cf::cede_to_tick;	3251	cf::cede_to_tick;
3039	}	3252	}
3040		3253
3041	while (my ($face, $info) = each %$faces) {	3254	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3255	next unless $info->{smooth};
		3256
3043	my $idx = cf::face::find $face	3257	my $idx = cf::face::find $face
3044	or next;	3258	or next;
		3259
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3260	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3261	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3262	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3263	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3264	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3067	{	3282	{
3068	# TODO: for gcfclient pleasure, we should give resources	3283	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.	3284	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3285	my $res = $facedata->{resource};
3071		3286
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3287	while (my ($name, $info) = each %$res) {
		3288	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3289	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;	3290	my $data;
3077		3291
3078	if ($info->{type} & 1) {	3292	if ($info->{type} & 1) {
3079	# prepend meta info	3293	# prepend meta info
3080		3294
3081	my $meta = $enc->encode ({	3295	my $meta = $enc->encode ({
3082	name => $name,	3296	name => $name,
3083	%{ $info->{meta} || {} },	3297	%{ $info->{meta} || {} },
3084	});	3298	});
3085		3299
3086	$data = pack "(w/a*)*", $meta, $info->{data};	3300	$data = pack "(w/a*)*", $meta, $info->{data};
		3301	} else {
		3302	$data = $info->{data};
		3303	}
		3304
		3305	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3306	cf::face::set_type $idx, $info->{type};
3087	} else {	3307	} else {
3088	$data = $info->{data};	3308	$RESOURCE{$name} = $info;
3089	}	3309	}
3090		3310
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3311	cf::cede_to_tick;
3095	}	3312	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3313	}
		3314
		3315	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3316
3116	1	3317	1
3117	}	3318	}
		3319
		3320	cf::global->attach (on_resource_update => sub {
		3321	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3322	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3323
		3324	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3325	my $sound = $soundconf->{compat}[$_]
		3326	or next;
		3327
		3328	my $face = cf::face::find "sound/$sound->[1]";
		3329	cf::sound::set $sound->[0] => $face;
		3330	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3331	}
		3332
		3333	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3334	my $face = cf::face::find "sound/$v";
		3335	cf::sound::set $k => $face;
		3336	}
		3337	}
		3338	});
3118		3339
3119	register_exticmd fx_want => sub {	3340	register_exticmd fx_want => sub {
3120	my ($ns, $want) = @_;	3341	my ($ns, $want) = @_;
3121		3342
3122	while (my ($k, $v) = each %$want) {	3343	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3344	$ns->fx_want ($k, $v);
3124	}	3345	}
3125	};	3346	};
		3347
		3348	sub load_resource_file($) {
		3349	my $guard = lock_acquire "load_resource_file";
		3350
		3351	my $status = load_resource_file_ $_[0];
		3352	get_slot 0.1, 100;
		3353	cf::arch::commit_load;
		3354
		3355	$status
		3356	}
3126		3357
3127	sub reload_regions {	3358	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3359	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3360	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3361	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3375	}
3145		3376
3146	sub reload_archetypes {	3377	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3378	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3379	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references
3150	# this really needs to be done in an extra post-pass
3151	# (which needs to be synchronous, so solve it differently)
3152	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";
3154	}	3380	}
3155		3381
3156	sub reload_treasures {	3382	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3383	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3384	or die "unable to load treasurelists\n";
3159	}	3385	}
3160		3386
3161	sub reload_resources {	3387	sub reload_resources {
3162	warn "reloading resource files...\n";	3388	warn "reloading resource files...\n";
3163		3389
		3390	reload_facedata;
		3391	reload_archetypes;
3164	reload_regions;	3392	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3393	reload_treasures;
3169		3394
3170	warn "finished reloading resource files\n";	3395	warn "finished reloading resource files\n";
3171	}	3396	}
3172		3397
3173	sub init {	3398	sub init {
		3399	my $guard = freeze_mainloop;
		3400
		3401	evthread_start IO::AIO::poll_fileno;
		3402
3174	reload_resources;	3403	reload_resources;
3175	}	3404	}
3176		3405
3177	sub reload_config {	3406	sub reload_config {
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3407	open my $fh, "<:utf8", "$CONFDIR/config"
3179	or return;	3408	or return;
3180		3409
3181	local $/;	3410	local $/;
3182	*CFG = YAML::Syck::Load <$fh>;	3411	*CFG = YAML::Load <$fh>;
3183		3412
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3185		3414
3186	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3415	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3187	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3416	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3199	# we must not ever block the main coroutine	3428	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3429	local $Coro::idle = sub {
3201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3430	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3202	(async {	3431	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3432	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3433	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3434	})->prio (Coro::PRIO_MAX);
3206	};	3435	};
3207		3436
		3437	{
		3438	my $guard = freeze_mainloop;
3208	reload_config;	3439	reload_config;
3209	db_init;	3440	db_init;
3210	load_extensions;	3441	load_extensions;
3211		3442
3212	$TICK_WATCHER->start;	3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3444	}
		3445
3213	Event::loop;	3446	EV::loop;
3214	}	3447	}
3215		3448
3216	#############################################################################	3449	#############################################################################
3217	# initialisation and cleanup	3450	# initialisation and cleanup
3218		3451
3219	# install some emergency cleanup handlers	3452	# install some emergency cleanup handlers
3220	BEGIN {	3453	BEGIN {
		3454	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3455	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3457	cf::cleanup "SIG$signal";
3229	},
3230	);	3458	};
3231	}	3459	}
3232	}	3460	}
3233		3461
3234	sub write_runtime {	3462	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3463	my $runtime = "$LOCALDIR/runtime";
3236		3464
3237	# first touch the runtime file to show we are still running:	3465	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3466	# the fsync below can take a very very long time.
3239		3467
…		…
3265	and return;	3493	and return;
3266		3494
3267	warn "runtime file written.\n";	3495	warn "runtime file written.\n";
3268		3496
3269	1	3497	1
		3498	}
		3499
		3500	our $uuid_lock;
		3501	our $uuid_skip;
		3502
		3503	sub write_uuid_sync($) {
		3504	$uuid_skip ||= $_[0];
		3505
		3506	return if $uuid_lock;
		3507	local $uuid_lock = 1;
		3508
		3509	my $uuid = "$LOCALDIR/uuid";
		3510
		3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3512	or return;
		3513
		3514	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3515	$uuid_skip = 0;
		3516
		3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3518	and return;
		3519
		3520	# always fsync - this file is important
		3521	aio_fsync $fh
		3522	and return;
		3523
		3524	close $fh
		3525	or return;
		3526
		3527	aio_rename "$uuid~", $uuid
		3528	and return;
		3529
		3530	warn "uuid file written ($value).\n";
		3531
		3532	1
		3533
		3534	}
		3535
		3536	sub write_uuid($$) {
		3537	my ($skip, $sync) = @_;
		3538
		3539	$sync ? write_uuid_sync $skip
		3540	: async { write_uuid_sync $skip };
3270	}	3541	}
3271		3542
3272	sub emergency_save() {	3543	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3544	my $freeze_guard = cf::freeze_mainloop;
3274		3545
…		…
3296	warn "end emergency map save\n";	3567	warn "end emergency map save\n";
3297		3568
3298	warn "begin emergency database checkpoint\n";	3569	warn "begin emergency database checkpoint\n";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	3570	BDB::db_env_txn_checkpoint $DB_ENV;
3300	warn "end emergency database checkpoint\n";	3571	warn "end emergency database checkpoint\n";
		3572
		3573	warn "begin write uuid\n";
		3574	write_uuid_sync 1;
		3575	warn "end write uuid\n";
3301	};	3576	};
3302		3577
3303	warn "leave emergency perl save\n";	3578	warn "leave emergency perl save\n";
3304	}	3579	}
3305		3580
…		…
3320	warn "reloading...";	3595	warn "reloading...";
3321		3596
3322	warn "entering sync_job";	3597	warn "entering sync_job";
3323		3598
3324	cf::sync_job {	3599	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark	3600	cf::write_runtime_sync; # external watchdog should not bark
3326	cf::emergency_save;	3601	cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark	3602	cf::write_runtime_sync; # external watchdog should not bark
3328		3603
3329	warn "syncing database to disk";	3604	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	3605	BDB::db_env_txn_checkpoint $DB_ENV;
3331		3606
3332	# if anything goes wrong in here, we should simply crash as we already saved	3607	# if anything goes wrong in here, we should simply crash as we already saved
3333
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338		3608
3339	warn "flushing outstanding aio requests";	3609	warn "flushing outstanding aio requests";
3340	for (;;) {	3610	for (;;) {
3341	BDB::flush;	3611	BDB::flush;
3342	IO::AIO::flush;	3612	IO::AIO::flush;
3343	Coro::cede;	3613	Coro::cede_notself;
3344	last unless IO::AIO::nreqs || BDB::nreqs;	3614	last unless IO::AIO::nreqs || BDB::nreqs;
3345	warn "iterate...";	3615	warn "iterate...";
3346	}	3616	}
3347		3617
3348	++$RELOAD;	3618	++$RELOAD;
…		…
3424	warn "leaving sync_job";	3694	warn "leaving sync_job";
3425		3695
3426	1	3696	1
3427	} or do {	3697	} or do {
3428	warn $@;	3698	warn $@;
3429	warn "error while reloading, exiting.";	3699	cf::cleanup "error while reloading, exiting.";
3430	exit 1;
3431	};	3700	};
3432		3701
3433	warn "reloaded";	3702	warn "reloaded";
3434	};	3703	};
3435		3704
…		…
3437		3706
3438	sub reload_perl() {	3707	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	3708	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	3709	# coro crashes during coro_state_free->destroy here.
3441		3710
3442	$RELOAD_WATCHER ||= Event->timer (	3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3443	reentrant => 0,
3444	after => 0,
3445	data => WF_AUTOCANCEL,
3446	cb => sub {
3447	do_reload_perl;	3712	do_reload_perl;
3448	undef $RELOAD_WATCHER;	3713	undef $RELOAD_WATCHER;
3449	},
3450	);	3714	};
3451	}	3715	}
3452		3716
3453	register_command "reload" => sub {	3717	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	3718	my ($who, $arg) = @_;
3455		3719
…		…
3468		3732
3469	our @WAIT_FOR_TICK;	3733	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;	3734	our @WAIT_FOR_TICK_BEGIN;
3471		3735
3472	sub wait_for_tick {	3736	sub wait_for_tick {
3473	return unless $TICK_WATCHER->is_active;
3474	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3475		3738
3476	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3477	push @WAIT_FOR_TICK, $signal;	3740	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;	3741	$signal->wait;
3479	}	3742	}
3480		3743
3481	sub wait_for_tick_begin {	3744	sub wait_for_tick_begin {
3482	return unless $TICK_WATCHER->is_active;
3483	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3484		3746
3485	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	3748	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	3749	$signal->wait;
3488	}	3750	}
3489		3751
3490	$TICK_WATCHER = Event->timer (	3752	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	3755	unless ++$bug_warning > 10;
3500	return;	3756	return;
3501	}	3757	}
3502		3758
3503	$NOW = $tick_start = Event::time;
3504
3505	cf::server_tick; # one server iteration	3759	cf::server_tick; # one server iteration
3506		3760
3507	$RUNTIME += $TICK;
3508	$NEXT_TICK += $TICK;
3509
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	3763	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	3764	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	3765	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	3766	or warn "ERROR: unable to write runtime file: $!";
3516	};
3517	}	3767	};
		3768	}
3518		3769
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	3771	$sig->send;
3521	}	3772	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	3773	while (my $sig = shift @WAIT_FOR_TICK) {
3523	$sig->send;	3774	$sig->send;
3524	}	3775	}
3525		3776
3526	$NOW = Event::time;	3777	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		3779
3537	_post_tick;	3780	if (0) {
		3781	if ($NEXT_TICK) {
		3782	my $jitter = $TICK_START - $NEXT_TICK;
		3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3784	warn "jitter $JITTER\n";#d#
		3785	}
3538	},	3786	}
3539	);	3787	}
3540		3788
3541	{	3789	{
		3790	# configure BDB
		3791
3542	BDB::min_parallel 8;	3792	BDB::min_parallel 8;
3543	BDB::max_poll_time $TICK * 0.1;	3793	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	3794	$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		3795
3568	unless ($DB_ENV) {	3796	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	3797	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3571	| BDB::LOG_AUTOREMOVE, 1);	3799	| BDB::LOG_AUTOREMOVE, 1);
…		…
3586		3814
3587	cf::cleanup "db_env_open(db): $@" if $@;	3815	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	3816	};
3589	}	3817	}
3590		3818
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	3819	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3820	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3599	},
3600	);	3821	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	3822	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3823	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	3824	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	3825	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3826	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	3827	};
3621	}	3828	}
3622		3829
3623	{	3830	{
		3831	# configure IO::AIO
		3832
3624	IO::AIO::min_parallel 8;	3833	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	3834	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	3835	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	3836	}
3637		3837
3638	my $_log_backtrace;	3838	my $_log_backtrace;
3639		3839
3640	sub _log_backtrace {	3840	sub _log_backtrace {

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