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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 2007 UTC vs.
Revision 1.422 by root, Tue Apr 15 20:46:55 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.64 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
24	use Coro::Util ();	46	use Coro::Util ();
25		47
26	use JSON::XS ();	48	use JSON::XS 2.01 ();
27	use BDB ();	49	use BDB ();
28	use Data::Dumper;	50	use Data::Dumper;
29	use Digest::MD5;	51	use Digest::MD5;
30	use Fcntl;	52	use Fcntl;
31	use YAML::Syck ();	53	use YAML ();
32	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
33	use Time::HiRes;	55	use Time::HiRes;
34	use Compress::LZF;	56	use Compress::LZF;
35	use Digest::MD5 ();	57	use Digest::MD5 ();
36		58
37	# configure various modules to our taste	59	# configure various modules to our taste
38	#	60	#
39	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47		64
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		66
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		68
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
75		93
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	97	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		99
84	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	101	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	102	our $BDB_CHECKPOINT_WATCHER;
…		…
89		105
90	our %CFG;	106	our %CFG;
91		107
92	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
94		111
95	our (%PLAYER, %PLAYER_LOADING); # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
98		115
99	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		118
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
105		123
106	binmode STDOUT;	124	binmode STDOUT;
107	binmode STDERR;	125	binmode STDERR;
108		126
109	# read virtual server time, if available	127	# read virtual server time, if available
…		…
162		180
163	The raw value load value from the last tick.	181	The raw value load value from the last tick.
164		182
165	=item %cf::CFG	183	=item %cf::CFG
166		184
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	186	from wherever your confdir points to.
169		187
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		189
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		212
195	LOG llevError, $msg;	213	LOG llevError, $msg;
196	};	214	};
197	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
198		231
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
215	)) {	248	)) {
216	no strict 'refs';	249	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	251	}
219		252
220	$Event::DIED = sub {	253	$EV::DIED = sub {
221	warn "error in event callback: @_";	254	warn "error in event callback: @_";
222	};	255	};
223		256
224	#############################################################################	257	#############################################################################
225		258
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	282	$d
250	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
251	}	284	}
252		285
253	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
254		287
255	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
256		289
257	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
258		291
259	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
260		293
261	=cut	294	=cut
262		295
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		297
265	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
267		300
268	=item cf::lock_wait $string	301	=item cf::lock_wait $string
269		302
270	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
271		304
…		…
327		360
328	! ! $LOCK{$key}	361	! ! $LOCK{$key}
329	}	362	}
330		363
331	sub freeze_mainloop {	364	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
333		366
334	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	368	}
336	};	369
337	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
338	$guard	371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
339	}	383	}
340		384
341	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
342		386
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
354	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
356		400
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
359	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
360		406
361	while () {	407	while () {
362	next_job:	408	next_job:
363	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
371	}	417	}
372	}	418	}
373	}	419	}
374		420
375	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	424	$signal->wait;
379	} else {	425	} else {
380	Coro::schedule;	426	Coro::schedule;
381	}	427	}
382	}	428	}
383	};	429	};
384		430
385	sub get_slot($;$$) {	431	sub get_slot($;$$) {
		432	return if tick_inhibit;
		433
386	my ($time, $pri, $name) = @_;	434	my ($time, $pri, $name) = @_;
387		435
388	$time = $TICK * .6 if $time > $TICK * .6;	436	$time = $TICK * .6 if $time > $TICK * .6;
389	my $sig = new Coro::Signal;	437	my $sig = new Coro::Signal;
390		438
…		…
404		452
405	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
406		454
407	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
408		456
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	460	acceptable.
413		461
414	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
420		468
421	sub sync_job(&) {	469	sub sync_job(&) {
422	my ($job) = @_;	470	my ($job) = @_;
423		471
424	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	473	my $time = EV::time;
426		474
427	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
429		477
430	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	479
432	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
433		481
434	my $busy = 1;	482	my $busy = 1;
435	my @res;	483	my @res;
436		484
437	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	487	@res = eval { $job->() };
439	warn $@ if $@;	488	warn $@ if $@;
440	undef $busy;	489	undef $busy;
441	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
442		491
443	while ($busy) {	492	while ($busy) {
444	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
445	}	497	}
		498	}
446		499
447	$time = Event::time - $time;	500	my $time = EV::time - $time;
448		501
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
453		503
454	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
455	} else {	505	} else {
456	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
457		507
…		…
482	=item fork_call { }, $args	532	=item fork_call { }, $args
483		533
484	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
488		538
489	=cut	539	=cut
490		540
491	sub fork_call(&@) {	541	sub fork_call(&@) {
492	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
…		…
499	reset_signals;	549	reset_signals;
500	&$cb	550	&$cb
501	}, @args;	551	}, @args;
502		552
503	wantarray ? @res : $res[-1]	553	wantarray ? @res : $res[-1]
		554	}
		555
		556	=item $coin = coin_from_name $name
		557
		558	=cut
		559
		560	our %coin_alias = (
		561	"silver" => "silvercoin",
		562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
504	}	581	}
505		582
506	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
507		584
508	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
653	attach callbacks/event handlers (a collection of which is called an "attachment")	730	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
655		732
656	In the following description, CLASS can be any of C<global>, C<object>	733	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	734	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	735	Deliantra).
659		736
660	=over 4	737	=over 4
661		738
662	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
663		740
…		…
945	}	1022	}
946		1023
947	0	1024	0
948	}	1025	}
949		1026
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1028
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1030
954	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
955		1032
…		…
961		1038
962	=cut	1039	=cut
963		1040
964	#############################################################################	1041	#############################################################################
965	# object support	1042	# object support
966	#
967		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
968	sub _can_merge {	1077	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1078	my ($ob1, $ob2) = @_;
970		1079
971	local $Storable::canonical = 1;	1080	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1081
975	$fob1 eq $fob2	1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
976	}	1084	}
977		1085
978	sub reattach {	1086	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1088	my ($obj) = @_;
…		…
1002	cf::attachable->attach (	1110	cf::attachable->attach (
1003	prio => -1000000,	1111	prio => -1000000,
1004	on_instantiate => sub {	1112	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
1006		1114
1007	$data = from_json $data;	1115	$data = decode_json $data;
1008		1116
1009	for (@$data) {	1117	for (@$data) {
1010	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
1011		1119
1012	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
1025	},	1133	},
1026	);	1134	);
1027		1135
1028	sub object_freezer_save {	1136	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
1030
1031	my $guard = cf::lock_acquire "io";
1032		1138
1033	sync_job {	1139	sync_job {
1034	if (length $$rdata) {	1140	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1141	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
…		…
1043	close $fh;	1149	close $fh;
1044		1150
1045	if (@$objs) {	1151	if (@$objs) {
1046	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1047	chmod SAVE_MODE, $fh;	1153	chmod SAVE_MODE, $fh;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1051	close $fh;	1157	close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1159	}
…		…
1062	} else {	1168	} else {
1063	aio_unlink $filename;	1169	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1065	}	1171	}
1066	};	1172	};
1067
1068	undef $guard;
1069	}	1173	}
1070		1174
1071	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1073		1177
…		…
1078		1182
1079	sub object_thawer_load {	1183	sub object_thawer_load {
1080	my ($filename) = @_;	1184	my ($filename) = @_;
1081		1185
1082	my ($data, $av);	1186	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1187
1086	(aio_load $filename, $data) >= 0	1188	(aio_load $filename, $data) >= 0
1087	or return;	1189	or return;
1088		1190
1089	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1193	or return;
1092		1194
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1095	}	1197	}
1096		1198
1097	utf8::decode (my $decname = $filename);	1199	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
…		…
1255	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1256	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1257		1359
1258	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1259	warn $msg;	1361	warn $msg;
1260	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1261	exit 1;
1262	}	1363	}
1263		1364
1264	warn $msg;	1365	warn $msg;
1265	}	1366	}
1266		1367
…		…
1353	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1354		1455
1355	my $f = new_from_file cf::object::thawer path $login	1456	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1457	or return;
1357		1458
1358	$f->next;
1359	my $pl = cf::player::load_pl $f	1459	my $pl = cf::player::load_pl $f
1360	or return;	1460	or return;
1361	local $cf::PLAYER_LOADING{$login} = $pl;	1461	local $cf::PLAYER_LOADING{$login} = $pl;
1362	$f->resolve_delayed_derefs;	1462	$f->resolve_delayed_derefs;
1363	$cf::PLAYER{$login} = $pl	1463	$cf::PLAYER{$login} = $pl
…		…
1376	return if $pl->{deny_save};	1476	return if $pl->{deny_save};
1377		1477
1378	aio_mkdir playerdir $pl, 0770;	1478	aio_mkdir playerdir $pl, 0770;
1379	$pl->{last_save} = $cf::RUNTIME;	1479	$pl->{last_save} = $cf::RUNTIME;
1380		1480
		1481	cf::get_slot 0.01;
		1482
1381	$pl->save_pl ($path);	1483	$pl->save_pl ($path);
1382	cf::cede_to_tick;	1484	cf::cede_to_tick;
1383	}	1485	}
1384		1486
1385	sub new($) {	1487	sub new($) {
…		…
1515		1617
1516	Expand crossfire pod fragments into protocol xml.	1618	Expand crossfire pod fragments into protocol xml.
1517		1619
1518	=cut	1620	=cut
1519		1621
		1622	use re 'eval';
		1623
		1624	my $group;
		1625	my $interior; $interior = qr{
		1626	# match a pod interior sequence sans C<< >>
		1627	(?:
		1628	\ (.*?)\ (?{ $group = $^N })
		1629	| < (??{$interior}) >
		1630	)
		1631	}x;
		1632
1520	sub expand_cfpod {	1633	sub expand_cfpod {
1521	((my $self), (local $_)) = @_;	1634	my ($self, $pod) = @_;
1522		1635
1523	# escape & and <	1636	my $xml;
1524	s/&/&amp;/g;
1525	s/(?<![BIUGHT])</&lt;/g;
1526		1637
1527	# this is buggy, it needs to properly take care of nested <'s	1638	while () {
		1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1640	$group = $1;
1528		1641
1529	1 while	1642	$group =~ s/&/&amp;/g;
1530	# replace B<>, I<>, U<> etc.	1643	$group =~ s/</&lt;/g;
1531	s/B<([^\>]*)>/<b>$1<\/b>/	1644
1532	|| s/I<([^\>]*)>/<i>$1<\/i>/	1645	$xml .= $group;
1533	|| s/U<([^\>]*)>/<u>$1<\/u>/	1646	} elsif ($pod =~ m%\G
1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1647	([BCGHITU])
1535	# replace G<male|female> tags	1648	<
1536	|| s{G<([^>|]*)\|([^>]*)>}{	1649	(?:
1537	$self->gender ? $2 : $1	1650	([^<>]*) (?{ $group = $^N })
1538	}ge	1651	| < $interior >
1539	# replace H<hint text>	1652	)
1540	|| s{H<([^\>]*)>}	1653	>
		1654	%gcsx
1541	{	1655	) {
		1656	my ($code, $data) = ($1, $group);
		1657
		1658	if ($code eq "B") {
		1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1660	} elsif ($code eq "I") {
		1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1662	} elsif ($code eq "U") {
		1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1664	} elsif ($code eq "C") {
		1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1666	} elsif ($code eq "T") {
		1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1668	} elsif ($code eq "G") {
		1669	my ($male, $female) = split /\|/, $data;
		1670	$data = $self->gender ? $female : $male;
		1671	$xml .= expand_cfpod ($self, $data);
		1672	} elsif ($code eq "H") {
1542	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1544	"")	1675	"")
1545	[$self->{hintmode}]	1676	[$self->{hintmode}];
		1677	} else {
		1678	$xml .= "error processing '$code($data)' directive";
1546	}ge;	1679	}
		1680	} else {
		1681	if ($pod =~ /\G(.+)/) {
		1682	warn "parse error while expanding $pod (at $1)";
		1683	}
		1684	last;
		1685	}
		1686	}
1547		1687
		1688	for ($xml) {
1548	# create single paragraphs (very hackish)	1689	# create single paragraphs (very hackish)
1549	s/(?<=\S)\n(?=\w)/ /g;	1690	s/(?<=\S)\n(?=\w)/ /g;
1550		1691
1551	# compress some whitespace	1692	# compress some whitespace
1552	s/\s+\n/\n/g; # ws line-ends	1693	s/\s+\n/\n/g; # ws line-ends
1553	s/\n\n+/\n/g; # double lines	1694	s/\n\n+/\n/g; # double lines
1554	s/^\n+//; # beginning lines	1695	s/^\n+//; # beginning lines
1555	s/\n+$//; # ending lines	1696	s/\n+$//; # ending lines
		1697	}
1556		1698
1557	$_	1699	$xml
1558	}	1700	}
		1701
		1702	no re 'eval';
1559		1703
1560	sub hintmode {	1704	sub hintmode {
1561	$_[0]{hintmode} = $_[1] if @_ > 1;	1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1562	$_[0]{hintmode}	1706	$_[0]{hintmode}
1563	}	1707	}
…		…
1635	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1636	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1637		1781
1638	sub generate_random_map {	1782	sub generate_random_map {
1639	my ($self, $rmp) = @_;	1783	my ($self, $rmp) = @_;
		1784
		1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1786
1640	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1641	$self->_create_random_map (	1788	$self->_create_random_map (
1642	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1643	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1644	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1766		1913
1767	# the temporary/swap location	1914	# the temporary/swap location
1768	sub save_path {	1915	sub save_path {
1769	my ($self) = @_;	1916	my ($self) = @_;
1770		1917
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1773	}	1920	}
1774		1921
1775	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1776	sub uniq_path {	1923	sub uniq_path {
1777	my ($self) = @_;	1924	my ($self) = @_;
1778		1925
1779	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1780	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1781	}	1928	}
1782		1929
1783	# and all this just because we cannot iterate over	1930	# and all this just because we cannot iterate over
1784	# all maps in C++...	1931	# all maps in C++...
…		…
1970	}	2117	}
1971		2118
1972	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1973	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1974		2121
1975	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1976	}	2123	}
1977		2124
1978	$self->post_load;	2125	$self->post_load;
1979	}	2126	}
1980		2127
…		…
2038	my ($path, $origin, $load) = @_;	2185	my ($path, $origin, $load) = @_;
2039		2186
2040	$path = normalise $path, $origin && $origin->{path};	2187	$path = normalise $path, $origin && $origin->{path};
2041		2188
2042	if (my $map = $cf::MAP{$path}) {	2189	if (my $map = $cf::MAP{$path}) {
2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2044	}	2191	}
2045		2192
2046	$MAP_PREFETCH{$path} |= $load;	2193	$MAP_PREFETCH{$path} |= $load;
2047		2194
2048	$MAP_PREFETCHER ||= cf::async {	2195	$MAP_PREFETCHER ||= cf::async {
		2196	$Coro::current->{desc} = "map prefetcher";
		2197
2049	while (%MAP_PREFETCH) {	2198	while (%MAP_PREFETCH) {
2050	while (my ($k, $v) = each %MAP_PREFETCH) {	2199	while (my ($k, $v) = each %MAP_PREFETCH) {
2051	if (my $map = find $k) {	2200	if (my $map = find $k) {
2052	$map->load if $v;	2201	$map->load if $v;
2053	}	2202	}
…		…
2079	return if $self->{deny_save};	2228	return if $self->{deny_save};
2080		2229
2081	local $self->{last_access} = $self->last_access;#d#	2230	local $self->{last_access} = $self->last_access;#d#
2082		2231
2083	cf::async {	2232	cf::async {
		2233	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2234	$_->contr->save for $self->players;
2085	};	2235	};
		2236
		2237	cf::get_slot 0.02;
2086		2238
2087	if ($uniq) {	2239	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2240	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2241	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2242	} else {
…		…
2099	$self->save;	2251	$self->save;
2100		2252
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2254
2103	return if $self->players;	2255	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2256	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2257	return if $self->{deny_save};
2106		2258
2107	$self->in_memory (cf::MAP_SWAPPED);	2259	$self->in_memory (cf::MAP_SWAPPED);
2108		2260
2109	$self->deactivate;	2261	$self->deactivate;
…		…
2227		2379
2228	sub unique_maps() {	2380	sub unique_maps() {
2229	[	2381	[
2230	map {	2382	map {
2231	utf8::decode $_;	2383	utf8::decode $_;
2232	/\.map$/	2384	s/\.map$//; # TODO future compatibility hack
		2385	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2386	? ()
2233	? normalise $_	2387	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2388	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2389	]
2237	}	2390	}
2238		2391
2239	package cf;
2240
2241	=back	2392	=back
2242		2393
2243	=head3 cf::object	2394	=head3 cf::object
2244		2395
2245	=cut	2396	=cut
…		…
2248		2399
2249	=over 4	2400	=over 4
2250		2401
2251	=item $ob->inv_recursive	2402	=item $ob->inv_recursive
2252		2403
2253	Returns the inventory of the object _and_ their inventories, recursively.	2404	Returns the inventory of the object I<and> their inventories, recursively,
		2405	but I<not> the object itself.
2254		2406
2255	=cut	2407	=cut
2256		2408
2257	sub inv_recursive_;	2409	sub inv_recursive_;
2258	sub inv_recursive_ {	2410	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2415	inv_recursive_ inv $_[0]
2264	}	2416	}
2265		2417
2266	=item $ref = $ob->ref	2418	=item $ref = $ob->ref
2267		2419
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2420	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2421
2270	=item $ob = cf::object::deref ($refstring)	2422	=item $ob = cf::object::deref ($refstring)
2271		2423
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2424	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2425	even if the object actually exists. May block.
…		…
2275	=cut	2427	=cut
2276		2428
2277	sub deref {	2429	sub deref {
2278	my ($ref) = @_;	2430	my ($ref) = @_;
2279		2431
2280	# temporary compatibility#TODO#remove
2281	$ref =~ s{^<}{player/<};
2282
2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2432	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284	my ($uuid, $name) = ($1, $2);	2433	my ($uuid, $name) = ($1, $2);
2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2434	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286	or return;	2435	or return;
2287	$pl->ob->uuid eq $uuid	2436	$pl->ob->uuid eq $uuid
2288	or return;	2437	or return;
…		…
2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460		2609
2461	$self->enter_link;	2610	$self->enter_link;
2462		2611
2463	(async {	2612	(async {
		2613	$Coro::current->{desc} = "player::goto $path $x $y";
		2614
2464	# *tag paths override both path and x|y	2615	# *tag paths override both path and x|y
2465	if ($path =~ /^\*(.*)$/) {	2616	if ($path =~ /^\*(.*)$/) {
2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2617	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467	my $ob = $obs[rand @obs];	2618	my $ob = $obs[rand @obs];
2468		2619
…		…
2548	$rmp->{origin_y} = $exit->y;	2699	$rmp->{origin_y} = $exit->y;
2549	}	2700	}
2550		2701
2551	$rmp->{random_seed} ||= $exit->random_seed;	2702	$rmp->{random_seed} ||= $exit->random_seed;
2552		2703
2553	my $data = cf::to_json $rmp;	2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2705	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2706	my $meta = "$RANDOMDIR/$md5.meta";
2556		2707
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2709	aio_write $fh, 0, (length $data), $data, 0;
…		…
2585	# if exit is damned, update players death & WoR home-position	2736	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)	2737	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);	2738	if $exit->flag (FLAG_DAMNED);
2588		2739
2589	(async {	2740	(async {
		2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2742
2590	$self->deactivate_recursive; # just to be sure	2743	$self->deactivate_recursive; # just to be sure
2591	unless (eval {	2744	unless (eval {
2592	$self->goto ($slaying, $hp, $sp);	2745	$self->goto ($slaying, $hp, $sp);
2593		2746
2594	1;	2747	1;
…		…
2629	the message, with C<log> being the default. If C<$color> is negative, suppress	2782	the message, with C<log> being the default. If C<$color> is negative, suppress
2630	the message unless the client supports the msg packet.	2783	the message unless the client supports the msg packet.
2631		2784
2632	=cut	2785	=cut
2633		2786
		2787	# non-persistent channels (usually the info channel)
2634	our %CHANNEL = (	2788	our %CHANNEL = (
2635	"c/identify" => {	2789	"c/identify" => {
2636	id => "identify",	2790	id => "infobox",
2637	title => "Identify",	2791	title => "Identify",
2638	reply => undef,	2792	reply => undef,
2639	tooltip => "Items recently identified",	2793	tooltip => "Items recently identified",
2640	},	2794	},
2641	"c/examine" => {	2795	"c/examine" => {
2642	id => "examine",	2796	id => "infobox",
2643	title => "Examine",	2797	title => "Examine",
2644	reply => undef,	2798	reply => undef,
2645	tooltip => "Signs and other items you examined",	2799	tooltip => "Signs and other items you examined",
2646	},	2800	},
		2801	"c/book" => {
		2802	id => "infobox",
		2803	title => "Book",
		2804	reply => undef,
		2805	tooltip => "The contents of a note or book",
		2806	},
		2807	"c/lookat" => {
		2808	id => "infobox",
		2809	title => "Look",
		2810	reply => undef,
		2811	tooltip => "What you saw there",
		2812	},
		2813	"c/who" => {
		2814	id => "infobox",
		2815	title => "Players",
		2816	reply => undef,
		2817	tooltip => "Shows players who are currently online",
		2818	},
		2819	"c/body" => {
		2820	id => "infobox",
		2821	title => "Body Parts",
		2822	reply => undef,
		2823	tooltip => "Shows which body parts you posess and are available",
		2824	},
		2825	"c/uptime" => {
		2826	id => "infobox",
		2827	title => "Uptime",
		2828	reply => undef,
		2829	tooltip => "How long the server has been running since last restart",
		2830	},
		2831	"c/mapinfo" => {
		2832	id => "infobox",
		2833	title => "Map Info",
		2834	reply => undef,
		2835	tooltip => "Information related to the maps",
		2836	},
2647	);	2837	);
2648		2838
2649	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2650	my ($self, $channel, $msg, $color, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2651		2841
2652	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg);
2653		2843
2654	$color &= cf::NDI_CLIENT_MASK; # just in case...	2844	$color &= cf::NDI_CLIENT_MASK; # just in case...
2655		2845
2656	# check predefined channels, for the benefit of C	2846	# check predefined channels, for the benefit of C
2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2847	if ($CHANNEL{$channel}) {
		2848	$channel = $CHANNEL{$channel};
2658		2849
		2850	$self->ext_msg (channel_info => $channel)
		2851	if $self->can_msg;
		2852
		2853	$channel = $channel->{id};
		2854
2659	if (ref $channel) {	2855	} elsif (ref $channel) {
2660	# send meta info to client, if not yet sent	2856	# send meta info to client, if not yet sent
2661	unless (exists $self->{channel}{$channel->{id}}) {	2857	unless (exists $self->{channel}{$channel->{id}}) {
2662	$self->{channel}{$channel->{id}} = $channel;	2858	$self->{channel}{$channel->{id}} = $channel;
2663	$self->ext_msg (channel_info => $channel)	2859	$self->ext_msg (channel_info => $channel)
2664	if $self->can_msg;	2860	if $self->can_msg;
…		…
2881	=pod	3077	=pod
2882		3078
2883	The following functions and methods are available within a safe environment:	3079	The following functions and methods are available within a safe environment:
2884		3080
2885	cf::object	3081	cf::object
2886	contr pay_amount pay_player map x y force_find force_add	3082	contr pay_amount pay_player map x y force_find force_add destroy
2887	insert remove name archname title slaying race decrease_ob_nr	3083	insert remove name archname title slaying race decrease_ob_nr
2888		3084
2889	cf::object::player	3085	cf::object::player
2890	player	3086	player
2891		3087
…		…
2898	=cut	3094	=cut
2899		3095
2900	for (	3096	for (
2901	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2902	insert remove inv name archname title slaying race	3098	insert remove inv name archname title slaying race
2903	decrease_ob_nr)],	3099	decrease_ob_nr destroy)],
2904	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2905	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful)],
2906	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2907	) {	3103	) {
2908	no strict 'refs';	3104	no strict 'refs';
…		…
3013	{	3209	{
3014	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
3015		3211
3016	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
3018	cf::face::set_visibility $idx, $info->{visibility};	3215	cf::face::set_visibility $idx, $info->{visibility};
3019	cf::face::set_magicmap $idx, $info->{magicmap};	3216	cf::face::set_magicmap $idx, $info->{magicmap};
3020	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3021	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3022		3219
3023	cf::cede_to_tick;	3220	cf::cede_to_tick;
3024	}	3221	}
3025		3222
3026	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
3027	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
3028	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
3029	or next;	3227	or next;
		3228
3030	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
3031	cf::face::set_smooth $idx, $smooth;	3230	cf::face::set_smooth $idx, $smooth;
3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3033	} else {	3232	} else {
3034	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3052	{	3251	{
3053	# TODO: for gcfclient pleasure, we should give resources	3252	# TODO: for gcfclient pleasure, we should give resources
3054	# that gcfclient doesn't grok a >10000 face index.	3253	# that gcfclient doesn't grok a >10000 face index.
3055	my $res = $facedata->{resource};	3254	my $res = $facedata->{resource};
3056		3255
3057	my $soundconf = delete $res->{"res/sound.conf"};
3058
3059	while (my ($name, $info) = each %$res) {	3256	while (my ($name, $info) = each %$res) {
		3257	if (defined $info->{type}) {
3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3061	my $data;	3259	my $data;
3062		3260
3063	if ($info->{type} & 1) {	3261	if ($info->{type} & 1) {
3064	# prepend meta info	3262	# prepend meta info
3065		3263
3066	my $meta = $enc->encode ({	3264	my $meta = $enc->encode ({
3067	name => $name,	3265	name => $name,
3068	%{ $info->{meta} || {} },	3266	%{ $info->{meta} || {} },
3069	});	3267	});
3070		3268
3071	$data = pack "(w/a*)*", $meta, $info->{data};	3269	$data = pack "(w/a*)*", $meta, $info->{data};
		3270	} else {
		3271	$data = $info->{data};
		3272	}
		3273
		3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3275	cf::face::set_type $idx, $info->{type};
3072	} else {	3276	} else {
3073	$data = $info->{data};	3277	$RESOURCE{$name} = $info;
3074	}	3278	}
3075		3279
3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3077	cf::face::set_type $idx, $info->{type};
3078
3079	cf::cede_to_tick;	3280	cf::cede_to_tick;
3080	}	3281	}
3081
3082	if ($soundconf) {
3083	$soundconf = $enc->decode (delete $soundconf->{data});
3084
3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3086	my $sound = $soundconf->{compat}[$_]
3087	or next;
3088
3089	my $face = cf::face::find "sound/$sound->[1]";
3090	cf::sound::set $sound->[0] => $face;
3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3092	}
3093
3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
3095	my $face = cf::face::find "sound/$v";
3096	cf::sound::set $k => $face;
3097	}
3098	}
3099	}	3282	}
		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3100		3285
3101	1	3286	1
3102	}	3287	}
		3288
		3289	cf::global->attach (on_resource_update => sub {
		3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3292
		3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3294	my $sound = $soundconf->{compat}[$_]
		3295	or next;
		3296
		3297	my $face = cf::face::find "sound/$sound->[1]";
		3298	cf::sound::set $sound->[0] => $face;
		3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3300	}
		3301
		3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3303	my $face = cf::face::find "sound/$v";
		3304	cf::sound::set $k => $face;
		3305	}
		3306	}
		3307	});
3103		3308
3104	register_exticmd fx_want => sub {	3309	register_exticmd fx_want => sub {
3105	my ($ns, $want) = @_;	3310	my ($ns, $want) = @_;
3106		3311
3107	while (my ($k, $v) = each %$want) {	3312	while (my ($k, $v) = each %$want) {
…		…
3162	sub reload_config {	3367	sub reload_config {
3163	open my $fh, "<:utf8", "$CONFDIR/config"	3368	open my $fh, "<:utf8", "$CONFDIR/config"
3164	or return;	3369	or return;
3165		3370
3166	local $/;	3371	local $/;
3167	*CFG = YAML::Syck::Load <$fh>;	3372	*CFG = YAML::Load <$fh>;
3168		3373
3169	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3170		3375
3171	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3172	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3183	sub main {	3388	sub main {
3184	# we must not ever block the main coroutine	3389	# we must not ever block the main coroutine
3185	local $Coro::idle = sub {	3390	local $Coro::idle = sub {
3186	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3391	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3187	(async {	3392	(async {
3188	Event::one_event;	3393	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3394	EV::loop EV::LOOP_ONESHOT;
3189	})->prio (Coro::PRIO_MAX);	3395	})->prio (Coro::PRIO_MAX);
3190	};	3396	};
3191		3397
3192	reload_config;	3398	reload_config;
3193	db_init;	3399	db_init;
3194	load_extensions;	3400	load_extensions;
3195		3401
3196	$TICK_WATCHER->start;	3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3403	evthread_start IO::AIO::poll_fileno;
3197	Event::loop;	3404	EV::loop;
3198	}	3405	}
3199		3406
3200	#############################################################################	3407	#############################################################################
3201	# initialisation and cleanup	3408	# initialisation and cleanup
3202		3409
3203	# install some emergency cleanup handlers	3410	# install some emergency cleanup handlers
3204	BEGIN {	3411	BEGIN {
		3412	our %SIGWATCHER = ();
3205	for my $signal (qw(INT HUP TERM)) {	3413	for my $signal (qw(INT HUP TERM)) {
3206	Event->signal (	3414	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	signal => $signal,
3210	prio => 0,
3211	cb => sub {
3212	cf::cleanup "SIG$signal";	3415	cf::cleanup "SIG$signal";
3213	},
3214	);	3416	};
3215	}	3417	}
3216	}	3418	}
3217		3419
3218	sub write_runtime {	3420	sub write_runtime_sync {
3219	my $runtime = "$LOCALDIR/runtime";	3421	my $runtime = "$LOCALDIR/runtime";
3220		3422
3221	# first touch the runtime file to show we are still running:	3423	# first touch the runtime file to show we are still running:
3222	# the fsync below can take a very very long time.	3424	# the fsync below can take a very very long time.
3223		3425
…		…
3249	and return;	3451	and return;
3250		3452
3251	warn "runtime file written.\n";	3453	warn "runtime file written.\n";
3252		3454
3253	1	3455	1
		3456	}
		3457
		3458	our $uuid_lock;
		3459	our $uuid_skip;
		3460
		3461	sub write_uuid_sync($) {
		3462	$uuid_skip ||= $_[0];
		3463
		3464	return if $uuid_lock;
		3465	local $uuid_lock = 1;
		3466
		3467	my $uuid = "$LOCALDIR/uuid";
		3468
		3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3470	or return;
		3471
		3472	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3473	$uuid_skip = 0;
		3474
		3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3476	and return;
		3477
		3478	# always fsync - this file is important
		3479	aio_fsync $fh
		3480	and return;
		3481
		3482	close $fh
		3483	or return;
		3484
		3485	aio_rename "$uuid~", $uuid
		3486	and return;
		3487
		3488	warn "uuid file written ($value).\n";
		3489
		3490	1
		3491
		3492	}
		3493
		3494	sub write_uuid($$) {
		3495	my ($skip, $sync) = @_;
		3496
		3497	$sync ? write_uuid_sync $skip
		3498	: async { write_uuid_sync $skip };
3254	}	3499	}
3255		3500
3256	sub emergency_save() {	3501	sub emergency_save() {
3257	my $freeze_guard = cf::freeze_mainloop;	3502	my $freeze_guard = cf::freeze_mainloop;
3258		3503
…		…
3264	# and maps saved/destroyed asynchronously.	3509	# and maps saved/destroyed asynchronously.
3265	warn "begin emergency player save\n";	3510	warn "begin emergency player save\n";
3266	for my $login (keys %cf::PLAYER) {	3511	for my $login (keys %cf::PLAYER) {
3267	my $pl = $cf::PLAYER{$login} or next;	3512	my $pl = $cf::PLAYER{$login} or next;
3268	$pl->valid or next;	3513	$pl->valid or next;
		3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269	$pl->save;	3515	$pl->save;
3270	}	3516	}
3271	warn "end emergency player save\n";	3517	warn "end emergency player save\n";
3272		3518
3273	warn "begin emergency map save\n";	3519	warn "begin emergency map save\n";
…		…
3279	warn "end emergency map save\n";	3525	warn "end emergency map save\n";
3280		3526
3281	warn "begin emergency database checkpoint\n";	3527	warn "begin emergency database checkpoint\n";
3282	BDB::db_env_txn_checkpoint $DB_ENV;	3528	BDB::db_env_txn_checkpoint $DB_ENV;
3283	warn "end emergency database checkpoint\n";	3529	warn "end emergency database checkpoint\n";
		3530
		3531	warn "begin write uuid\n";
		3532	write_uuid_sync 1;
		3533	warn "end write uuid\n";
3284	};	3534	};
3285		3535
3286	warn "leave emergency perl save\n";	3536	warn "leave emergency perl save\n";
3287	}	3537	}
3288		3538
…		…
3303	warn "reloading...";	3553	warn "reloading...";
3304		3554
3305	warn "entering sync_job";	3555	warn "entering sync_job";
3306		3556
3307	cf::sync_job {	3557	cf::sync_job {
3308	cf::write_runtime; # external watchdog should not bark	3558	cf::write_runtime_sync; # external watchdog should not bark
3309	cf::emergency_save;	3559	cf::emergency_save;
3310	cf::write_runtime; # external watchdog should not bark	3560	cf::write_runtime_sync; # external watchdog should not bark
3311		3561
3312	warn "syncing database to disk";	3562	warn "syncing database to disk";
3313	BDB::db_env_txn_checkpoint $DB_ENV;	3563	BDB::db_env_txn_checkpoint $DB_ENV;
3314		3564
3315	# if anything goes wrong in here, we should simply crash as we already saved	3565	# if anything goes wrong in here, we should simply crash as we already saved
3316
3317	warn "cancelling all WF_AUTOCANCEL watchers";
3318	for (Event::all_watchers) {
3319	$_->cancel if $_->data & WF_AUTOCANCEL;
3320	}
3321		3566
3322	warn "flushing outstanding aio requests";	3567	warn "flushing outstanding aio requests";
3323	for (;;) {	3568	for (;;) {
3324	BDB::flush;	3569	BDB::flush;
3325	IO::AIO::flush;	3570	IO::AIO::flush;
3326	Coro::cede;	3571	Coro::cede_notself;
3327	last unless IO::AIO::nreqs || BDB::nreqs;	3572	last unless IO::AIO::nreqs || BDB::nreqs;
3328	warn "iterate...";	3573	warn "iterate...";
3329	}	3574	}
3330		3575
3331	++$RELOAD;	3576	++$RELOAD;
…		…
3407	warn "leaving sync_job";	3652	warn "leaving sync_job";
3408		3653
3409	1	3654	1
3410	} or do {	3655	} or do {
3411	warn $@;	3656	warn $@;
3412	warn "error while reloading, exiting.";	3657	cf::cleanup "error while reloading, exiting.";
3413	exit 1;
3414	};	3658	};
3415		3659
3416	warn "reloaded";	3660	warn "reloaded";
3417	};	3661	};
3418		3662
…		…
3420		3664
3421	sub reload_perl() {	3665	sub reload_perl() {
3422	# doing reload synchronously and two reloads happen back-to-back,	3666	# doing reload synchronously and two reloads happen back-to-back,
3423	# coro crashes during coro_state_free->destroy here.	3667	# coro crashes during coro_state_free->destroy here.
3424		3668
3425	$RELOAD_WATCHER ||= Event->timer (	3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3426	reentrant => 0,
3427	after => 0,
3428	data => WF_AUTOCANCEL,
3429	cb => sub {
3430	do_reload_perl;	3670	do_reload_perl;
3431	undef $RELOAD_WATCHER;	3671	undef $RELOAD_WATCHER;
3432	},
3433	);	3672	};
3434	}	3673	}
3435		3674
3436	register_command "reload" => sub {	3675	register_command "reload" => sub {
3437	my ($who, $arg) = @_;	3676	my ($who, $arg) = @_;
3438		3677
3439	if ($who->flag (FLAG_WIZ)) {	3678	if ($who->flag (FLAG_WIZ)) {
3440	$who->message ("reloading server.");	3679	$who->message ("reloading server.");
		3680	async {
		3681	$Coro::current->{desc} = "perl_reload";
3441	async { reload_perl };	3682	reload_perl;
		3683	};
3442	}	3684	}
3443	};	3685	};
3444		3686
3445	unshift @INC, $LIBDIR;	3687	unshift @INC, $LIBDIR;
3446		3688
…		…
3448		3690
3449	our @WAIT_FOR_TICK;	3691	our @WAIT_FOR_TICK;
3450	our @WAIT_FOR_TICK_BEGIN;	3692	our @WAIT_FOR_TICK_BEGIN;
3451		3693
3452	sub wait_for_tick {	3694	sub wait_for_tick {
3453	return unless $TICK_WATCHER->is_active;	3695	return if tick_inhibit;
3454	return if $Coro::current == $Coro::main;	3696	return if $Coro::current == $Coro::main;
3455		3697
3456	my $signal = new Coro::Signal;	3698	my $signal = new Coro::Signal;
3457	push @WAIT_FOR_TICK, $signal;	3699	push @WAIT_FOR_TICK, $signal;
3458	$signal->wait;	3700	$signal->wait;
3459	}	3701	}
3460		3702
3461	sub wait_for_tick_begin {	3703	sub wait_for_tick_begin {
3462	return unless $TICK_WATCHER->is_active;	3704	return if tick_inhibit;
3463	return if $Coro::current == $Coro::main;	3705	return if $Coro::current == $Coro::main;
3464		3706
3465	my $signal = new Coro::Signal;	3707	my $signal = new Coro::Signal;
3466	push @WAIT_FOR_TICK_BEGIN, $signal;	3708	push @WAIT_FOR_TICK_BEGIN, $signal;
3467	$signal->wait;	3709	$signal->wait;
3468	}	3710	}
3469		3711
3470	$TICK_WATCHER = Event->timer (	3712	sub tick {
3471	reentrant => 0,
3472	parked => 1,
3473	prio => 0,
3474	at => $NEXT_TICK || $TICK,
3475	data => WF_AUTOCANCEL,
3476	cb => sub {
3477	if ($Coro::current != $Coro::main) {	3713	if ($Coro::current != $Coro::main) {
3478	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3714	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3479	unless ++$bug_warning > 10;	3715	unless ++$bug_warning > 10;
3480	return;	3716	return;
3481	}	3717	}
3482		3718
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	3719	cf::server_tick; # one server iteration
3486		3720
3487	$RUNTIME += $TICK;
3488	$NEXT_TICK += $TICK;
3489
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3721	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	3722	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	3723	Coro::async_pool {
		3724	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	3725	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	3726	or warn "ERROR: unable to write runtime file: $!";
3495	};
3496	}	3727	};
		3728	}
3497		3729
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3730	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	3731	$sig->send;
3500	}	3732	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	3733	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	3734	$sig->send;
3503	}	3735	}
3504		3736
3505	$NOW = Event::time;	3737	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3738	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		3739
3516	_post_tick;	3740	if (0) {
		3741	if ($NEXT_TICK) {
		3742	my $jitter = $TICK_START - $NEXT_TICK;
		3743	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3744	warn "jitter $JITTER\n";#d#
		3745	}
3517	},	3746	}
3518	);	3747	}
3519		3748
3520	{	3749	{
		3750	# configure BDB
		3751
3521	BDB::min_parallel 8;	3752	BDB::min_parallel 8;
3522	BDB::max_poll_time $TICK * 0.1;	3753	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	3754	$Coro::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		3755
3547	unless ($DB_ENV) {	3756	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	3757	$DB_ENV = BDB::db_env_create;
3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3758	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3550	| BDB::LOG_AUTOREMOVE, 1);	3759	| BDB::LOG_AUTOREMOVE, 1);
…		…
3565		3774
3566	cf::cleanup "db_env_open(db): $@" if $@;	3775	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	3776	};
3568	}	3777	}
3569		3778
3570	$BDB_DEADLOCK_WATCHER = Event->timer (	3779	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 3,
3572	interval => 1,
3573	hard => 1,
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3780	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3578	},
3579	);	3781	};
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	3782	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	after => 11,
3582	interval => 60,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3783	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	3784	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	3785	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3786	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	3787	};
3600	}	3788	}
3601		3789
3602	{	3790	{
		3791	# configure IO::AIO
		3792
3603	IO::AIO::min_parallel 8;	3793	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	3794	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	3795	$Coro::AIO::WATCHER->priority (1);
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	3796	}
3616		3797
3617	my $_log_backtrace;	3798	my $_log_backtrace;
3618		3799
3619	sub _log_backtrace {	3800	sub _log_backtrace {
…		…
3623		3804
3624	# limit the # of concurrent backtraces	3805	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	3806	if ($_log_backtrace < 2) {
3626	++$_log_backtrace;	3807	++$_log_backtrace;
3627	async {	3808	async {
		3809	$Coro::current->{desc} = "abt $msg";
		3810
3628	my @bt = fork_call {	3811	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	3812	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3813	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3814	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3632	or die "addr2line: $!";	3815	or die "addr2line: $!";

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