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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.378 by root, Thu Oct 4 11:36:54 2007 UTC vs.
Revision 1.436 by root, Sun Jun 15 20:32:51 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 3.64 ();	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 2.32 ();	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($$) {
		379	my ($interval, $cb) = @_;
		380
		381	my $start = rand List::Util::min 180, $interval;
		382
		383	EV::periodic $start, $interval, 0, $cb
339	}	384	}
340		385
341	=item cf::get_slot $time[, $priority[, $name]]	386	=item cf::get_slot $time[, $priority[, $name]]
342		387
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	388	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
373	}	418	}
374	}	419	}
375	}	420	}
376		421
377	if (@SLOT_QUEUE) {	422	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	423	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	424	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	425	$signal->wait;
381	} else {	426	} else {
382	Coro::schedule;	427	Coro::schedule;
383	}	428	}
384	}	429	}
385	};	430	};
386		431
387	sub get_slot($;$$) {	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	# TODO: use suspend/resume instead	479	LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	480
434	my $freeze_guard = freeze_mainloop;	481	my $freeze_guard = freeze_mainloop;
435		482
436	my $busy = 1;	483	my $busy = 1;
437	my @res;	484	my @res;
438		485
…		…
442	warn $@ if $@;	489	warn $@ if $@;
443	undef $busy;	490	undef $busy;
444	})->prio (Coro::PRIO_MAX);	491	})->prio (Coro::PRIO_MAX);
445		492
446	while ($busy) {	493	while ($busy) {
447	Coro::cede or Event::one_event;	494	if (Coro::nready) {
		495	Coro::cede_notself;
		496	} else {
		497	EV::loop EV::LOOP_ONESHOT;
448	}	498	}
		499	}
449		500
450	$time = Event::time - $time;	501	my $time = EV::time - $time;
451		502
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	503	$TICK_START += $time; # do not account sync jobs to server load
456		504
457	wantarray ? @res : $res[0]	505	wantarray ? @res : $res[0]
458	} else {	506	} else {
459	# we are in another coroutine, how wonderful, everything just works	507	# we are in another coroutine, how wonderful, everything just works
460		508
…		…
485	=item fork_call { }, $args	533	=item fork_call { }, $args
486		534
487	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
488	process, returning the results. Everything must be serialisable with	536	process, returning the results. Everything must be serialisable with
489	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
490	never block itself or use any form of Event handling.	538	never block itself or use any form of event handling.
491		539
492	=cut	540	=cut
493		541
494	sub fork_call(&@) {	542	sub fork_call(&@) {
495	my ($cb, @args) = @_;	543	my ($cb, @args) = @_;
…		…
502	reset_signals;	550	reset_signals;
503	&$cb	551	&$cb
504	}, @args;	552	}, @args;
505		553
506	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
507	}	582	}
508		583
509	=item $value = cf::db_get $family => $key	584	=item $value = cf::db_get $family => $key
510		585
511	Returns a single value from the environment database.	586	Returns a single value from the environment database.
…		…
656	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")
657	to it. All such attachable objects support the following methods.	732	to it. All such attachable objects support the following methods.
658		733
659	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>
660	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
661	Crossfire TRT).	736	Deliantra).
662		737
663	=over 4	738	=over 4
664		739
665	=item $attachable->attach ($attachment, key => $value...)	740	=item $attachable->attach ($attachment, key => $value...)
666		741
…		…
948	}	1023	}
949		1024
950	0	1025	0
951	}	1026	}
952		1027
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1028	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1029
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1031
957	Generate an object-specific event with the given arguments.	1032	Generate an object-specific event with the given arguments.
958		1033
…		…
964		1039
965	=cut	1040	=cut
966		1041
967	#############################################################################	1042	#############################################################################
968	# object support	1043	# object support
969	#
970		1044
		1045	sub _object_equal($$);
		1046	sub _object_equal($$) {
		1047	my ($a, $b) = @_;
		1048
		1049	return 0 unless (ref $a) eq (ref $b);
		1050
		1051	if ("HASH" eq ref $a) {
		1052	my @ka = keys %$a;
		1053	my @kb = keys %$b;
		1054
		1055	return 0 if @ka != @kb;
		1056
		1057	for (0 .. $#ka) {
		1058	return 0 unless $ka[$_] eq $kb[$_];
		1059	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1060	}
		1061
		1062	} elsif ("ARRAY" eq ref $a) {
		1063
		1064	return 0 if @$a != @$b;
		1065
		1066	for (0 .. $#$a) {
		1067	return 0 unless _object_equal $a->[$_], $b->[$_];
		1068	}
		1069
		1070	} elsif ($a ne $b) {
		1071	return 0;
		1072	}
		1073
		1074	1
		1075	}
		1076
		1077	our $SLOW_MERGES;#d#
971	sub _can_merge {	1078	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1079	my ($ob1, $ob2) = @_;
973		1080
974	local $Storable::canonical = 1;	1081	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1082
978	$fob1 eq $fob2	1083	# we do the slow way here
		1084	return _object_equal $ob1, $ob2
979	}	1085	}
980		1086
981	sub reattach {	1087	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1088	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1089	my ($obj) = @_;
…		…
1005	cf::attachable->attach (	1111	cf::attachable->attach (
1006	prio => -1000000,	1112	prio => -1000000,
1007	on_instantiate => sub {	1113	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1114	my ($obj, $data) = @_;
1009		1115
1010	$data = from_json $data;	1116	$data = decode_json $data;
1011		1117
1012	for (@$data) {	1118	for (@$data) {
1013	my ($name, $args) = @$_;	1119	my ($name, $args) = @$_;
1014		1120
1015	$obj->attach ($name, %{$args || {} });	1121	$obj->attach ($name, %{$args || {} });
…		…
1036	utf8::decode (my $decname = $filename);	1142	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1143	warn sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1144	$decname, length $$rdata, scalar @$objs;
1039		1145
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1147	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1149	aio_fsync $fh if $cf::USE_FSYNC;
1044	close $fh;	1150	aio_close $fh;
1045		1151
1046	if (@$objs) {	1152	if (@$objs) {
1047	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) {
1048	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1156	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1157	aio_fsync $fh if $cf::USE_FSYNC;
1052	close $fh;	1158	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1159	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1160	}
1055	} else {	1161	} else {
1056	aio_unlink "$filename.pst";	1162	aio_unlink "$filename.pst";
1057	}	1163	}
…		…
1085		1191
1086	unless (aio_stat "$filename.pst") {	1192	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1193	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1194	or return;
1089		1195
1090	$av = eval { (Storable::thaw $av)->{objs} };	1196	my $st = eval { Coro::Storable::thaw $av };
		1197	$av = $st->{objs};
1091	}	1198	}
1092		1199
1093	utf8::decode (my $decname = $filename);	1200	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1201	warn sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1202	$decname, length $data, scalar @{$av || []};
…		…
1251	my $msg = $@ ? "$v->{path}: $@\n"	1358	my $msg = $@ ? "$v->{path}: $@\n"
1252	: "$v->{base}: extension inactive.\n";	1359	: "$v->{base}: extension inactive.\n";
1253		1360
1254	if (exists $v->{meta}{mandatory}) {	1361	if (exists $v->{meta}{mandatory}) {
1255	warn $msg;	1362	warn $msg;
1256	warn "mandatory extension failed to load, exiting.\n";	1363	cf::cleanup "mandatory extension failed to load, exiting.";
1257	exit 1;
1258	}	1364	}
1259		1365
1260	warn $msg;	1366	warn $msg;
1261	}	1367	}
1262		1368
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1457	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1458	or return;
1353		1459
1354	my $pl = cf::player::load_pl $f	1460	my $pl = cf::player::load_pl $f
1355	or return;	1461	or return;
		1462
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1463	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1464	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1465	$cf::PLAYER{$login} = $pl
1359	}	1466	}
1360	}	1467	}
…		…
1370		1477
1371	return if $pl->{deny_save};	1478	return if $pl->{deny_save};
1372		1479
1373	aio_mkdir playerdir $pl, 0770;	1480	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1481	$pl->{last_save} = $cf::RUNTIME;
		1482
		1483	cf::get_slot 0.01;
1375		1484
1376	$pl->save_pl ($path);	1485	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1486	cf::cede_to_tick;
1378	}	1487	}
1379		1488
…		…
1415	$pl->{deny_save} = 1;	1524	$pl->{deny_save} = 1;
1416	$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
1417		1526
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1419	$pl->deactivate;	1528	$pl->deactivate;
		1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1530	$pl->ob->check_score;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1421	$pl->ns->destroy if $pl->ns;	1532	$pl->ns->destroy if $pl->ns;
1422		1533
1423	my $path = playerdir $pl;	1534	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1535	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1463		1574
1464	for my $login (@$dirs) {	1575	for my $login (@$dirs) {
1465	my $path = path $login;	1576	my $path = path $login;
1466		1577
1467	# a .pst is a dead give-away for a valid player	1578	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1579	# if no pst file found, open and chekc for blocked users
		1580	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1581	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1582	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1583	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1584	}
1473		1585
…		…
1510		1622
1511	Expand crossfire pod fragments into protocol xml.	1623	Expand crossfire pod fragments into protocol xml.
1512		1624
1513	=cut	1625	=cut
1514		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
1515	sub expand_cfpod {	1638	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;	1639	my ($self, $pod) = @_;
1517		1640
1518	# escape & and <	1641	my $xml;
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521		1642
1522	# this is buggy, it needs to properly take care of nested <'s	1643	while () {
		1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1645	$group = $1;
1523		1646
1524	1 while	1647	$group =~ s/&/&amp;/g;
1525	# replace B<>, I<>, U<> etc.	1648	$group =~ s/</&lt;/g;
1526	s/B<([^\>]*)>/<b>$1<\/b>/	1649
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/	1650	$xml .= $group;
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/	1651	} elsif ($pod =~ m%\G
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1652	([BCGHITU])
1530	# replace G<male|female> tags	1653	<
1531	|| s{G<([^>|]*)\|([^>]*)>}{	1654	(?:
1532	$self->gender ? $2 : $1	1655	([^<>]*) (?{ $group = $^N })
1533	}ge	1656	| < $interior >
1534	# replace H<hint text>	1657	)
1535	|| s{H<([^\>]*)>}	1658	>
		1659	%gcsx
1536	{	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") {
1537	("<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>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")	1680	"")
1540	[$self->{hintmode}]	1681	[$self->{hintmode}];
		1682	} else {
		1683	$xml .= "error processing '$code($data)' directive";
1541	}ge;	1684	}
		1685	} else {
		1686	if ($pod =~ /\G(.+)/) {
		1687	warn "parse error while expanding $pod (at $1)";
		1688	}
		1689	last;
		1690	}
		1691	}
1542		1692
		1693	for ($xml) {
1543	# create single paragraphs (very hackish)	1694	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;	1695	s/(?<=\S)\n(?=\w)/ /g;
1545		1696
1546	# compress some whitespace	1697	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends	1698	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines	1699	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines	1700	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines	1701	s/\n+$//; # ending lines
		1702	}
1551		1703
1552	$_	1704	$xml
1553	}	1705	}
		1706
		1707	no re 'eval';
1554		1708
1555	sub hintmode {	1709	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;	1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}	1711	$_[0]{hintmode}
1558	}	1712	}
…		…
1630	our $MAX_RESET = 3600;	1784	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1785	our $DEFAULT_RESET = 3000;
1632		1786
1633	sub generate_random_map {	1787	sub generate_random_map {
1634	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
1635	# mit "rum" bekleckern, nicht	1792	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1793	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1761		1918
1762	# the temporary/swap location	1919	# the temporary/swap location
1763	sub save_path {	1920	sub save_path {
1764	my ($self) = @_;	1921	my ($self) = @_;
1765		1922
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1923	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1924	"$TMPDIR/$path.map"
1768	}	1925	}
1769		1926
1770	# the unique path, undef == no special unique path	1927	# the unique path, undef == no special unique path
1771	sub uniq_path {	1928	sub uniq_path {
1772	my ($self) = @_;	1929	my ($self) = @_;
1773		1930
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1932	"$UNIQUEDIR/$path"
1776	}	1933	}
1777		1934
1778	# and all this just because we cannot iterate over	1935	# and all this just because we cannot iterate over
1779	# all maps in C++...	1936	# all maps in C++...
…		…
1877		2034
1878	cf::lock_wait "map_data:$path";#d#remove	2035	cf::lock_wait "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2036	cf::lock_wait "map_find:$path";
1880		2037
1881	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	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";
1884		2041
1885	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1886	or return;	2043	or return;
1887		2044
1888	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
…		…
1891	or return;	2048	or return;
1892		2049
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
1896	undef $guard1;	2054	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2055	$map->reset;
1899	return find $path;	2056	return find $path;
1900	}	2057	}
1901		2058
1902	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
…		…
1965	}	2122	}
1966		2123
1967	$self->{last_save} = $cf::RUNTIME;	2124	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2125	$self->last_access ($cf::RUNTIME);
1969		2126
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2127	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2128	}
1972		2129
1973	$self->post_load;	2130	$self->post_load;
1974	}	2131	}
1975		2132
…		…
2033	my ($path, $origin, $load) = @_;	2190	my ($path, $origin, $load) = @_;
2034		2191
2035	$path = normalise $path, $origin && $origin->{path};	2192	$path = normalise $path, $origin && $origin->{path};
2036		2193
2037	if (my $map = $cf::MAP{$path}) {	2194	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2195	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2196	}
2040		2197
2041	$MAP_PREFETCH{$path} |= $load;	2198	$MAP_PREFETCH{$path} |= $load;
2042		2199
2043	$MAP_PREFETCHER ||= cf::async {	2200	$MAP_PREFETCHER ||= cf::async {
…		…
2080	cf::async {	2237	cf::async {
2081	$Coro::current->{desc} = "map player save";	2238	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
2083	};	2240	};
2084		2241
		2242	cf::get_slot 0.02;
		2243
2085	if ($uniq) {	2244	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2247	} else {
2089	$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);
…		…
2097	$self->save;	2256	$self->save;
2098		2257
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2258	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2259
2101	return if $self->players;	2260	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2261	return if $self->in_memory != cf::MAP_ACTIVE;
2103	return if $self->{deny_save};	2262	return if $self->{deny_save};
2104		2263
2105	$self->in_memory (cf::MAP_SWAPPED);	2264	$self->in_memory (cf::MAP_SWAPPED);
2106		2265
2107	$self->deactivate;	2266	$self->deactivate;
…		…
2225		2384
2226	sub unique_maps() {	2385	sub unique_maps() {
2227	[	2386	[
2228	map {	2387	map {
2229	utf8::decode $_;	2388	utf8::decode $_;
2230	/\.map$/	2389	s/\.map$//; # TODO future compatibility hack
		2390	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2391	? ()
2231	? normalise $_	2392	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2393	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2394	]
2235	}	2395	}
2236		2396
2237	package cf;
2238
2239	=back	2397	=back
2240		2398
2241	=head3 cf::object	2399	=head3 cf::object
2242		2400
2243	=cut	2401	=cut
…		…
2246		2404
2247	=over 4	2405	=over 4
2248		2406
2249	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2250		2408
2251	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.
2252		2411
2253	=cut	2412	=cut
2254		2413
2255	sub inv_recursive_;	2414	sub inv_recursive_;
2256	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2262	}	2421	}
2263		2422
2264	=item $ref = $ob->ref	2423	=item $ref = $ob->ref
2265		2424
2266	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.
2267		2426
2268	=item $ob = cf::object::deref ($refstring)	2427	=item $ob = cf::object::deref ($refstring)
2269		2428
2270	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,
2271	even if the object actually exists. May block.	2430	even if the object actually exists. May block.
…		…
2303	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
2304	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2305		2464
2306	=cut	2465	=cut
2307		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
2308	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2309	# with dialog boxes.	2482	# with dialog boxes.
2310	#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
2311	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
2312	my ($self, $npc, $msg, $flags) = @_;	2485	my ($self, $npc, $msg, $flags) = @_;
…		…
2323	my $dialog = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2324	$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));
2325		2498
2326	} else {	2499	} else {
2327	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2328	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2329	}	2502	}
2330	}	2503	}
2331	}	2504	}
2332		2505
2333	=item $object->send_msg ($channel, $msg, $color, [extra...])	2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2440	Moves the player to the given map-path and coordinates by first freezing	2613	Moves the player to the given map-path and coordinates by first freezing
2441	her, loading and preparing them map, calling the provided $check callback	2614	her, loading and preparing them map, calling the provided $check callback
2442	that has to return the map if sucecssful, and then unfreezes the player on	2615	that has to return the map if sucecssful, and then unfreezes the player on
2443	the new (success) or old (failed) map position. In either case, $done will	2616	the new (success) or old (failed) map position. In either case, $done will
2444	be called at the end of this process.	2617	be called at the end of this process.
		2618
		2619	Note that $check will be called with a potentially non-loaded map, so if
		2620	it needs a loaded map it has to call C<< ->load >>.
2445		2621
2446	=cut	2622	=cut
2447		2623
2448	our $GOTOGEN;	2624	our $GOTOGEN;
2449		2625
…		…
2528	}	2704	}
2529		2705
2530	sub prepare_random_map {	2706	sub prepare_random_map {
2531	my ($exit) = @_;	2707	my ($exit) = @_;
2532		2708
2533	my $guard = cf::lock_acquire "exit_prepare:$exit";
2534
2535	# all this does is basically replace the /! path by	2709	# all this does is basically replace the /! path by
2536	# a new random map path (?random/...) with a seed	2710	# a new random map path (?random/...) with a seed
2537	# that depends on the exit object	2711	# that depends on the exit object
2538		2712
2539	my $rmp = parse_random_map_params $exit->msg;	2713	my $rmp = parse_random_map_params $exit->msg;
…		…
2541	if ($exit->map) {	2715	if ($exit->map) {
2542	$rmp->{region} = $exit->region->name;	2716	$rmp->{region} = $exit->region->name;
2543	$rmp->{origin_map} = $exit->map->path;	2717	$rmp->{origin_map} = $exit->map->path;
2544	$rmp->{origin_x} = $exit->x;	2718	$rmp->{origin_x} = $exit->x;
2545	$rmp->{origin_y} = $exit->y;	2719	$rmp->{origin_y} = $exit->y;
		2720
		2721	$exit->map->touch;
2546	}	2722	}
2547		2723
2548	$rmp->{random_seed} ||= $exit->random_seed;	2724	$rmp->{random_seed} ||= $exit->random_seed;
2549		2725
2550	my $data = cf::to_json $rmp;	2726	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2551	my $md5 = Digest::MD5::md5_hex $data;	2727	my $md5 = Digest::MD5::md5_hex $data;
2552	my $meta = "$RANDOMDIR/$md5.meta";	2728	my $meta = "$RANDOMDIR/$md5.meta";
2553		2729
2554	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2730	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2555	aio_write $fh, 0, (length $data), $data, 0;	2731	aio_write $fh, 0, (length $data), $data, 0;
2556	undef $fh;	2732	undef $fh;
2557	aio_rename "$meta~", $meta;	2733	aio_rename "$meta~", $meta;
2558		2734
		2735	my $slaying = "?random/$md5";
		2736
		2737	if ($exit->valid) {
2559	$exit->slaying ("?random/$md5");	2738	$exit->slaying ("?random/$md5");
2560	$exit->msg (undef);	2739	$exit->msg (undef);
		2740	}
2561	}	2741	}
2562	}	2742	}
2563		2743
2564	sub cf::object::player::enter_exit {	2744	sub cf::object::player::enter_exit {
2565	my ($self, $exit) = @_;	2745	my ($self, $exit) = @_;
2566		2746
2567	return unless $self->type == cf::PLAYER;	2747	return unless $self->type == cf::PLAYER;
2568		2748
2569	if ($exit->slaying eq "/!") {
2570	#TODO: this should de-fi-ni-te-ly not be a sync-job
2571	# the problem is that $exit might not survive long enough
2572	# so it needs to be done right now, right here
2573	cf::sync_job { prepare_random_map $exit };
2574	}
2575
2576	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2577	my $hp = $exit->stats->hp;
2578	my $sp = $exit->stats->sp;
2579
2580	$self->enter_link;	2749	$self->enter_link;
2581		2750
2582	# if exit is damned, update players death & WoR home-position
2583	$self->contr->savebed ($slaying, $hp, $sp)
2584	if $exit->flag (FLAG_DAMNED);
2585
2586	(async {	2751	(async {
2587	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2752	$Coro::current->{desc} = "enter_exit";
2588		2753
2589	$self->deactivate_recursive; # just to be sure
2590	unless (eval {	2754	unless (eval {
		2755	$self->deactivate_recursive; # just to be sure
		2756
		2757	# random map handling
		2758	{
		2759	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2760
		2761	prepare_random_map $exit
		2762	if $exit->slaying eq "/!";
		2763	}
		2764
		2765	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2766	my $x = $exit->stats->hp;
		2767	my $y = $exit->stats->sp;
		2768
2591	$self->goto ($slaying, $hp, $sp);	2769	$self->goto ($map, $x, $y);
2592		2770
		2771	# if exit is damned, update players death & WoR home-position
		2772	$self->contr->savebed ($map, $x, $y)
		2773	if $exit->flag (cf::FLAG_DAMNED);
		2774
2593	1;	2775	1
2594	}) {	2776	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2777	$self->message ("Something went wrong deep within the crossfire server. "
2596	. "I'll try to bring you back to the map you were before. "	2778	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2779	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2780	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2810	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2811	the message unless the client supports the msg packet.
2630		2812
2631	=cut	2813	=cut
2632		2814
		2815	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2816	our %CHANNEL = (
2634	"c/identify" => {	2817	"c/identify" => {
2635	id => "infobox",	2818	id => "infobox",
2636	title => "Identify",	2819	title => "Identify",
2637	reply => undef,	2820	reply => undef,
…		…
2641	id => "infobox",	2824	id => "infobox",
2642	title => "Examine",	2825	title => "Examine",
2643	reply => undef,	2826	reply => undef,
2644	tooltip => "Signs and other items you examined",	2827	tooltip => "Signs and other items you examined",
2645	},	2828	},
		2829	"c/book" => {
		2830	id => "infobox",
		2831	title => "Book",
		2832	reply => undef,
		2833	tooltip => "The contents of a note or book",
		2834	},
2646	"c/lookat" => {	2835	"c/lookat" => {
2647	id => "infobox",	2836	id => "infobox",
2648	title => "Look",	2837	title => "Look",
2649	reply => undef,	2838	reply => undef,
2650	tooltip => "What you saw there",	2839	tooltip => "What you saw there",
		2840	},
		2841	"c/who" => {
		2842	id => "infobox",
		2843	title => "Players",
		2844	reply => undef,
		2845	tooltip => "Shows players who are currently online",
		2846	},
		2847	"c/body" => {
		2848	id => "infobox",
		2849	title => "Body Parts",
		2850	reply => undef,
		2851	tooltip => "Shows which body parts you posess and are available",
		2852	},
		2853	"c/uptime" => {
		2854	id => "infobox",
		2855	title => "Uptime",
		2856	reply => undef,
		2857	tooltip => "How long the server has been running since last restart",
		2858	},
		2859	"c/mapinfo" => {
		2860	id => "infobox",
		2861	title => "Map Info",
		2862	reply => undef,
		2863	tooltip => "Information related to the maps",
		2864	},
		2865	"c/party" => {
		2866	id => "party",
		2867	title => "Party",
		2868	reply => "gsay ",
		2869	tooltip => "Messages and chat related to your party",
2651	},	2870	},
2652	);	2871	);
2653		2872
2654	sub cf::client::send_msg {	2873	sub cf::client::send_msg {
2655	my ($self, $channel, $msg, $color, @extra) = @_;	2874	my ($self, $channel, $msg, $color, @extra) = @_;
…		…
2892	=pod	3111	=pod
2893		3112
2894	The following functions and methods are available within a safe environment:	3113	The following functions and methods are available within a safe environment:
2895		3114
2896	cf::object	3115	cf::object
2897	contr pay_amount pay_player map x y force_find force_add	3116	contr pay_amount pay_player map x y force_find force_add destroy
2898	insert remove name archname title slaying race decrease_ob_nr	3117	insert remove name archname title slaying race decrease split
2899		3118
2900	cf::object::player	3119	cf::object::player
2901	player	3120	player
2902		3121
2903	cf::player	3122	cf::player
…		…
2908		3127
2909	=cut	3128	=cut
2910		3129
2911	for (	3130	for (
2912	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3131	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2913	insert remove inv name archname title slaying race	3132	insert remove inv nrof name archname title slaying race
2914	decrease_ob_nr)],	3133	decrease split destroy)],
2915	["cf::object::player" => qw(player)],	3134	["cf::object::player" => qw(player)],
2916	["cf::player" => qw(peaceful)],	3135	["cf::player" => qw(peaceful)],
2917	["cf::map" => qw(trigger)],	3136	["cf::map" => qw(trigger)],
2918	) {	3137	) {
2919	no strict 'refs';	3138	no strict 'refs';
…		…
3024	{	3243	{
3025	my $faces = $facedata->{faceinfo};	3244	my $faces = $facedata->{faceinfo};
3026		3245
3027	while (my ($face, $info) = each %$faces) {	3246	while (my ($face, $info) = each %$faces) {
3028	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3247	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3248
3029	cf::face::set_visibility $idx, $info->{visibility};	3249	cf::face::set_visibility $idx, $info->{visibility};
3030	cf::face::set_magicmap $idx, $info->{magicmap};	3250	cf::face::set_magicmap $idx, $info->{magicmap};
3031	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3251	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3032	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3252	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3033		3253
3034	cf::cede_to_tick;	3254	cf::cede_to_tick;
3035	}	3255	}
3036		3256
3037	while (my ($face, $info) = each %$faces) {	3257	while (my ($face, $info) = each %$faces) {
3038	next unless $info->{smooth};	3258	next unless $info->{smooth};
		3259
3039	my $idx = cf::face::find $face	3260	my $idx = cf::face::find $face
3040	or next;	3261	or next;
		3262
3041	if (my $smooth = cf::face::find $info->{smooth}) {	3263	if (my $smooth = cf::face::find $info->{smooth}) {
3042	cf::face::set_smooth $idx, $smooth;	3264	cf::face::set_smooth $idx, $smooth;
3043	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3265	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3044	} else {	3266	} else {
3045	warn "smooth face '$info->{smooth}' not found for face '$face'";	3267	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3063	{	3285	{
3064	# TODO: for gcfclient pleasure, we should give resources	3286	# TODO: for gcfclient pleasure, we should give resources
3065	# that gcfclient doesn't grok a >10000 face index.	3287	# that gcfclient doesn't grok a >10000 face index.
3066	my $res = $facedata->{resource};	3288	my $res = $facedata->{resource};
3067		3289
3068	my $soundconf = delete $res->{"res/sound.conf"};
3069
3070	while (my ($name, $info) = each %$res) {	3290	while (my ($name, $info) = each %$res) {
		3291	if (defined $info->{type}) {
3071	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3292	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3072	my $data;	3293	my $data;
3073		3294
3074	if ($info->{type} & 1) {	3295	if ($info->{type} & 1) {
3075	# prepend meta info	3296	# prepend meta info
3076		3297
3077	my $meta = $enc->encode ({	3298	my $meta = $enc->encode ({
3078	name => $name,	3299	name => $name,
3079	%{ $info->{meta} || {} },	3300	%{ $info->{meta} || {} },
3080	});	3301	});
3081		3302
3082	$data = pack "(w/a*)*", $meta, $info->{data};	3303	$data = pack "(w/a*)*", $meta, $info->{data};
		3304	} else {
		3305	$data = $info->{data};
		3306	}
		3307
		3308	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3309	cf::face::set_type $idx, $info->{type};
3083	} else {	3310	} else {
3084	$data = $info->{data};	3311	$RESOURCE{$name} = $info;
3085	}	3312	}
3086		3313
3087	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3088	cf::face::set_type $idx, $info->{type};
3089
3090	cf::cede_to_tick;	3314	cf::cede_to_tick;
3091	}	3315	}
3092
3093	if ($soundconf) {
3094	$soundconf = $enc->decode (delete $soundconf->{data});
3095
3096	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3097	my $sound = $soundconf->{compat}[$_]
3098	or next;
3099
3100	my $face = cf::face::find "sound/$sound->[1]";
3101	cf::sound::set $sound->[0] => $face;
3102	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3103	}
3104
3105	while (my ($k, $v) = each %{$soundconf->{event}}) {
3106	my $face = cf::face::find "sound/$v";
3107	cf::sound::set $k => $face;
3108	}
3109	}
3110	}	3316	}
		3317
		3318	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3111		3319
3112	1	3320	1
3113	}	3321	}
		3322
		3323	cf::global->attach (on_resource_update => sub {
		3324	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3325	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3326
		3327	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3328	my $sound = $soundconf->{compat}[$_]
		3329	or next;
		3330
		3331	my $face = cf::face::find "sound/$sound->[1]";
		3332	cf::sound::set $sound->[0] => $face;
		3333	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3334	}
		3335
		3336	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3337	my $face = cf::face::find "sound/$v";
		3338	cf::sound::set $k => $face;
		3339	}
		3340	}
		3341	});
3114		3342
3115	register_exticmd fx_want => sub {	3343	register_exticmd fx_want => sub {
3116	my ($ns, $want) = @_;	3344	my ($ns, $want) = @_;
3117		3345
3118	while (my ($k, $v) = each %$want) {	3346	while (my ($k, $v) = each %$want) {
3119	$ns->fx_want ($k, $v);	3347	$ns->fx_want ($k, $v);
3120	}	3348	}
3121	};	3349	};
		3350
		3351	sub load_resource_file($) {
		3352	my $guard = lock_acquire "load_resource_file";
		3353
		3354	my $status = load_resource_file_ $_[0];
		3355	get_slot 0.1, 100;
		3356	cf::arch::commit_load;
		3357
		3358	$status
		3359	}
3122		3360
3123	sub reload_regions {	3361	sub reload_regions {
3124	# HACK to clear player env face cache, we need some signal framework	3362	# HACK to clear player env face cache, we need some signal framework
3125	# for this (global event?)	3363	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();	3364	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3140	}	3378	}
3141		3379
3142	sub reload_archetypes {	3380	sub reload_archetypes {
3143	load_resource_file "$DATADIR/archetypes"	3381	load_resource_file "$DATADIR/archetypes"
3144	or die "unable to load archetypes\n";	3382	or die "unable to load archetypes\n";
3145	#d# NEED to laod twice to resolve forward references
3146	# this really needs to be done in an extra post-pass
3147	# (which needs to be synchronous, so solve it differently)
3148	load_resource_file "$DATADIR/archetypes"
3149	or die "unable to load archetypes\n";
3150	}	3383	}
3151		3384
3152	sub reload_treasures {	3385	sub reload_treasures {
3153	load_resource_file "$DATADIR/treasures"	3386	load_resource_file "$DATADIR/treasures"
3154	or die "unable to load treasurelists\n";	3387	or die "unable to load treasurelists\n";
3155	}	3388	}
3156		3389
3157	sub reload_resources {	3390	sub reload_resources {
3158	warn "reloading resource files...\n";	3391	warn "reloading resource files...\n";
3159		3392
		3393	reload_facedata;
		3394	reload_archetypes;
3160	reload_regions;	3395	reload_regions;
3161	reload_facedata;
3162	#reload_archetypes;#d#
3163	reload_archetypes;
3164	reload_treasures;	3396	reload_treasures;
3165		3397
3166	warn "finished reloading resource files\n";	3398	warn "finished reloading resource files\n";
3167	}	3399	}
3168		3400
3169	sub init {	3401	sub init {
		3402	my $guard = freeze_mainloop;
		3403
		3404	evthread_start IO::AIO::poll_fileno;
		3405
3170	reload_resources;	3406	reload_resources;
3171	}	3407	}
3172		3408
3173	sub reload_config {	3409	sub reload_config {
3174	open my $fh, "<:utf8", "$CONFDIR/config"	3410	open my $fh, "<:utf8", "$CONFDIR/config"
3175	or return;	3411	or return;
3176		3412
3177	local $/;	3413	local $/;
3178	*CFG = YAML::Syck::Load <$fh>;	3414	*CFG = YAML::Load <$fh>;
3179		3415
3180	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3416	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3181		3417
3182	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3418	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3183	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3419	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3195	# we must not ever block the main coroutine	3431	# we must not ever block the main coroutine
3196	local $Coro::idle = sub {	3432	local $Coro::idle = sub {
3197	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3198	(async {	3434	(async {
3199	$Coro::current->{desc} = "IDLE BUG HANDLER";	3435	$Coro::current->{desc} = "IDLE BUG HANDLER";
3200	Event::one_event;	3436	EV::loop EV::LOOP_ONESHOT;
3201	})->prio (Coro::PRIO_MAX);	3437	})->prio (Coro::PRIO_MAX);
3202	};	3438	};
3203		3439
		3440	{
		3441	my $guard = freeze_mainloop;
3204	reload_config;	3442	reload_config;
3205	db_init;	3443	db_init;
3206	load_extensions;	3444	load_extensions;
3207		3445
3208	$TICK_WATCHER->start;	3446	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3447	}
		3448
3209	Event::loop;	3449	EV::loop;
3210	}	3450	}
3211		3451
3212	#############################################################################	3452	#############################################################################
3213	# initialisation and cleanup	3453	# initialisation and cleanup
3214		3454
3215	# install some emergency cleanup handlers	3455	# install some emergency cleanup handlers
3216	BEGIN {	3456	BEGIN {
		3457	our %SIGWATCHER = ();
3217	for my $signal (qw(INT HUP TERM)) {	3458	for my $signal (qw(INT HUP TERM)) {
3218	Event->signal (	3459	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3219	reentrant => 0,
3220	data => WF_AUTOCANCEL,
3221	signal => $signal,
3222	prio => 0,
3223	cb => sub {
3224	cf::cleanup "SIG$signal";	3460	cf::cleanup "SIG$signal";
3225	},
3226	);	3461	};
3227	}	3462	}
3228	}	3463	}
3229		3464
3230	sub write_runtime {	3465	sub write_runtime_sync {
3231	my $runtime = "$LOCALDIR/runtime";	3466	my $runtime = "$LOCALDIR/runtime";
3232		3467
3233	# first touch the runtime file to show we are still running:	3468	# first touch the runtime file to show we are still running:
3234	# the fsync below can take a very very long time.	3469	# the fsync below can take a very very long time.
3235		3470
…		…
3261	and return;	3496	and return;
3262		3497
3263	warn "runtime file written.\n";	3498	warn "runtime file written.\n";
3264		3499
3265	1	3500	1
		3501	}
		3502
		3503	our $uuid_lock;
		3504	our $uuid_skip;
		3505
		3506	sub write_uuid_sync($) {
		3507	$uuid_skip ||= $_[0];
		3508
		3509	return if $uuid_lock;
		3510	local $uuid_lock = 1;
		3511
		3512	my $uuid = "$LOCALDIR/uuid";
		3513
		3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3515	or return;
		3516
		3517	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3518	$uuid_skip = 0;
		3519
		3520	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3521	and return;
		3522
		3523	# always fsync - this file is important
		3524	aio_fsync $fh
		3525	and return;
		3526
		3527	close $fh
		3528	or return;
		3529
		3530	aio_rename "$uuid~", $uuid
		3531	and return;
		3532
		3533	warn "uuid file written ($value).\n";
		3534
		3535	1
		3536
		3537	}
		3538
		3539	sub write_uuid($$) {
		3540	my ($skip, $sync) = @_;
		3541
		3542	$sync ? write_uuid_sync $skip
		3543	: async { write_uuid_sync $skip };
3266	}	3544	}
3267		3545
3268	sub emergency_save() {	3546	sub emergency_save() {
3269	my $freeze_guard = cf::freeze_mainloop;	3547	my $freeze_guard = cf::freeze_mainloop;
3270		3548
…		…
3276	# and maps saved/destroyed asynchronously.	3554	# and maps saved/destroyed asynchronously.
3277	warn "begin emergency player save\n";	3555	warn "begin emergency player save\n";
3278	for my $login (keys %cf::PLAYER) {	3556	for my $login (keys %cf::PLAYER) {
3279	my $pl = $cf::PLAYER{$login} or next;	3557	my $pl = $cf::PLAYER{$login} or next;
3280	$pl->valid or next;	3558	$pl->valid or next;
		3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3281	$pl->save;	3560	$pl->save;
3282	}	3561	}
3283	warn "end emergency player save\n";	3562	warn "end emergency player save\n";
3284		3563
3285	warn "begin emergency map save\n";	3564	warn "begin emergency map save\n";
…		…
3291	warn "end emergency map save\n";	3570	warn "end emergency map save\n";
3292		3571
3293	warn "begin emergency database checkpoint\n";	3572	warn "begin emergency database checkpoint\n";
3294	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
3295	warn "end emergency database checkpoint\n";	3574	warn "end emergency database checkpoint\n";
		3575
		3576	warn "begin write uuid\n";
		3577	write_uuid_sync 1;
		3578	warn "end write uuid\n";
3296	};	3579	};
3297		3580
3298	warn "leave emergency perl save\n";	3581	warn "leave emergency perl save\n";
3299	}	3582	}
3300		3583
…		…
3315	warn "reloading...";	3598	warn "reloading...";
3316		3599
3317	warn "entering sync_job";	3600	warn "entering sync_job";
3318		3601
3319	cf::sync_job {	3602	cf::sync_job {
3320	cf::write_runtime; # external watchdog should not bark	3603	cf::write_runtime_sync; # external watchdog should not bark
3321	cf::emergency_save;	3604	cf::emergency_save;
3322	cf::write_runtime; # external watchdog should not bark	3605	cf::write_runtime_sync; # external watchdog should not bark
3323		3606
3324	warn "syncing database to disk";	3607	warn "syncing database to disk";
3325	BDB::db_env_txn_checkpoint $DB_ENV;	3608	BDB::db_env_txn_checkpoint $DB_ENV;
3326		3609
3327	# if anything goes wrong in here, we should simply crash as we already saved	3610	# if anything goes wrong in here, we should simply crash as we already saved
3328
3329	warn "cancelling all WF_AUTOCANCEL watchers";
3330	for (Event::all_watchers) {
3331	$_->cancel if $_->data & WF_AUTOCANCEL;
3332	}
3333		3611
3334	warn "flushing outstanding aio requests";	3612	warn "flushing outstanding aio requests";
3335	for (;;) {	3613	for (;;) {
3336	BDB::flush;	3614	BDB::flush;
3337	IO::AIO::flush;	3615	IO::AIO::flush;
3338	Coro::cede;	3616	Coro::cede_notself;
3339	last unless IO::AIO::nreqs || BDB::nreqs;	3617	last unless IO::AIO::nreqs || BDB::nreqs;
3340	warn "iterate...";	3618	warn "iterate...";
3341	}	3619	}
3342		3620
3343	++$RELOAD;	3621	++$RELOAD;
…		…
3419	warn "leaving sync_job";	3697	warn "leaving sync_job";
3420		3698
3421	1	3699	1
3422	} or do {	3700	} or do {
3423	warn $@;	3701	warn $@;
3424	warn "error while reloading, exiting.";	3702	cf::cleanup "error while reloading, exiting.";
3425	exit 1;
3426	};	3703	};
3427		3704
3428	warn "reloaded";	3705	warn "reloaded";
3429	};	3706	};
3430		3707
…		…
3432		3709
3433	sub reload_perl() {	3710	sub reload_perl() {
3434	# doing reload synchronously and two reloads happen back-to-back,	3711	# doing reload synchronously and two reloads happen back-to-back,
3435	# coro crashes during coro_state_free->destroy here.	3712	# coro crashes during coro_state_free->destroy here.
3436		3713
3437	$RELOAD_WATCHER ||= Event->timer (	3714	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3438	reentrant => 0,
3439	after => 0,
3440	data => WF_AUTOCANCEL,
3441	cb => sub {
3442	do_reload_perl;	3715	do_reload_perl;
3443	undef $RELOAD_WATCHER;	3716	undef $RELOAD_WATCHER;
3444	},
3445	);	3717	};
3446	}	3718	}
3447		3719
3448	register_command "reload" => sub {	3720	register_command "reload" => sub {
3449	my ($who, $arg) = @_;	3721	my ($who, $arg) = @_;
3450		3722
…		…
3463		3735
3464	our @WAIT_FOR_TICK;	3736	our @WAIT_FOR_TICK;
3465	our @WAIT_FOR_TICK_BEGIN;	3737	our @WAIT_FOR_TICK_BEGIN;
3466		3738
3467	sub wait_for_tick {	3739	sub wait_for_tick {
3468	return unless $TICK_WATCHER->is_active;
3469	return if $Coro::current == $Coro::main;	3740	return if tick_inhibit || $Coro::current == $Coro::main;
3470		3741
3471	my $signal = new Coro::Signal;	3742	my $signal = new Coro::Signal;
3472	push @WAIT_FOR_TICK, $signal;	3743	push @WAIT_FOR_TICK, $signal;
3473	$signal->wait;	3744	$signal->wait;
3474	}	3745	}
3475		3746
3476	sub wait_for_tick_begin {	3747	sub wait_for_tick_begin {
3477	return unless $TICK_WATCHER->is_active;
3478	return if $Coro::current == $Coro::main;	3748	return if tick_inhibit || $Coro::current == $Coro::main;
3479		3749
3480	my $signal = new Coro::Signal;	3750	my $signal = new Coro::Signal;
3481	push @WAIT_FOR_TICK_BEGIN, $signal;	3751	push @WAIT_FOR_TICK_BEGIN, $signal;
3482	$signal->wait;	3752	$signal->wait;
3483	}	3753	}
3484		3754
3485	$TICK_WATCHER = Event->timer (	3755	sub tick {
3486	reentrant => 0,
3487	parked => 1,
3488	prio => 0,
3489	at => $NEXT_TICK || $TICK,
3490	data => WF_AUTOCANCEL,
3491	cb => sub {
3492	if ($Coro::current != $Coro::main) {	3756	if ($Coro::current != $Coro::main) {
3493	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3757	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3494	unless ++$bug_warning > 10;	3758	unless ++$bug_warning > 10;
3495	return;	3759	return;
3496	}	3760	}
3497		3761
3498	$NOW = $tick_start = Event::time;
3499
3500	cf::server_tick; # one server iteration	3762	cf::server_tick; # one server iteration
3501		3763
3502	$RUNTIME += $TICK;
3503	$NEXT_TICK += $TICK;
3504
3505	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3764	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3506	$NEXT_RUNTIME_WRITE = $NOW + 10;	3765	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3507	Coro::async_pool {	3766	Coro::async_pool {
3508	$Coro::current->{desc} = "runtime saver";	3767	$Coro::current->{desc} = "runtime saver";
3509	write_runtime	3768	write_runtime_sync
3510	or warn "ERROR: unable to write runtime file: $!";	3769	or warn "ERROR: unable to write runtime file: $!";
3511	};
3512	}	3770	};
		3771	}
3513		3772
3514	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3773	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3515	$sig->send;	3774	$sig->send;
3516	}	3775	}
3517	while (my $sig = shift @WAIT_FOR_TICK) {	3776	while (my $sig = shift @WAIT_FOR_TICK) {
3518	$sig->send;	3777	$sig->send;
3519	}	3778	}
3520		3779
3521	$NOW = Event::time;	3780	$LOAD = ($NOW - $TICK_START) / $TICK;
3522
3523	# if we are delayed by four ticks or more, skip them all
3524	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3525
3526	$TICK_WATCHER->at ($NEXT_TICK);
3527	$TICK_WATCHER->start;
3528
3529	$LOAD = ($NOW - $tick_start) / $TICK;
3530	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3781	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3531		3782
3532	_post_tick;	3783	if (0) {
		3784	if ($NEXT_TICK) {
		3785	my $jitter = $TICK_START - $NEXT_TICK;
		3786	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3787	warn "jitter $JITTER\n";#d#
		3788	}
3533	},	3789	}
3534	);	3790	}
3535		3791
3536	{	3792	{
		3793	# configure BDB
		3794
3537	BDB::min_parallel 8;	3795	BDB::min_parallel 8;
3538	BDB::max_poll_time $TICK * 0.1;	3796	BDB::max_poll_reqs $TICK * 0.1;
3539	$BDB_POLL_WATCHER = Event->io (	3797	$AnyEvent::BDB::WATCHER->priority (1);
3540	reentrant => 0,
3541	fd => BDB::poll_fileno,
3542	poll => 'r',
3543	prio => 0,
3544	data => WF_AUTOCANCEL,
3545	cb => \&BDB::poll_cb,
3546	);
3547
3548	BDB::set_sync_prepare {
3549	my $status;
3550	my $current = $Coro::current;
3551	(
3552	sub {
3553	$status = $!;
3554	$current->ready; undef $current;
3555	},
3556	sub {
3557	Coro::schedule while defined $current;
3558	$! = $status;
3559	},
3560	)
3561	};
3562		3798
3563	unless ($DB_ENV) {	3799	unless ($DB_ENV) {
3564	$DB_ENV = BDB::db_env_create;	3800	$DB_ENV = BDB::db_env_create;
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3801	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3566	| BDB::LOG_AUTOREMOVE, 1);	3802	| BDB::LOG_AUTOREMOVE, 1);
…		…
3581		3817
3582	cf::cleanup "db_env_open(db): $@" if $@;	3818	cf::cleanup "db_env_open(db): $@" if $@;
3583	};	3819	};
3584	}	3820	}
3585		3821
3586	$BDB_DEADLOCK_WATCHER = Event->timer (	3822	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3587	after => 3,
3588	interval => 1,
3589	hard => 1,
3590	prio => 0,
3591	data => WF_AUTOCANCEL,
3592	cb => sub {
3593	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3823	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3594	},
3595	);	3824	};
3596	$BDB_CHECKPOINT_WATCHER = Event->timer (	3825	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3597	after => 11,
3598	interval => 60,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3826	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3604	},
3605	);	3827	};
3606	$BDB_TRICKLE_WATCHER = Event->timer (	3828	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3607	after => 5,
3608	interval => 10,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3829	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3614	},
3615	);	3830	};
3616	}	3831	}
3617		3832
3618	{	3833	{
		3834	# configure IO::AIO
		3835
3619	IO::AIO::min_parallel 8;	3836	IO::AIO::min_parallel 8;
3620
3621	undef $Coro::AIO::WATCHER;
3622	IO::AIO::max_poll_time $TICK * 0.1;	3837	IO::AIO::max_poll_time $TICK * 0.1;
3623	$AIO_POLL_WATCHER = Event->io (	3838	undef $AnyEvent::AIO::WATCHER;
3624	reentrant => 0,
3625	data => WF_AUTOCANCEL,
3626	fd => IO::AIO::poll_fileno,
3627	poll => 'r',
3628	prio => 0,
3629	cb => \&IO::AIO::poll_cb,
3630	);
3631	}	3839	}
3632		3840
3633	my $_log_backtrace;	3841	my $_log_backtrace;
3634		3842
3635	sub _log_backtrace {	3843	sub _log_backtrace {

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