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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.370 by root, Thu Sep 13 10:59:41 2007 UTC vs.
Revision 1.423 by root, Sun Apr 20 00:44:13 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.64 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
24	use Coro::Util ();	46	use Coro::Util ();
25		47
26	use JSON::XS ();	48	use JSON::XS 2.01 ();
27	use BDB ();	49	use BDB ();
28	use Data::Dumper;	50	use Data::Dumper;
29	use Digest::MD5;	51	use Digest::MD5;
30	use Fcntl;	52	use Fcntl;
31	use YAML::Syck ();	53	use YAML ();
32	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
33	use Time::HiRes;	55	use Time::HiRes;
34	use Compress::LZF;	56	use Compress::LZF;
35	use Digest::MD5 ();	57	use Digest::MD5 ();
36		58
37	# configure various modules to our taste	59	# configure various modules to our taste
38	#	60	#
39	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47		64
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		66
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		68
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
75		93
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	97	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		99
84	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	102	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	103	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	104	our $DB_ENV;
88		105
89	our %CFG;	106	our %CFG;
90		107
91	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
93		111
94	our (%PLAYER, %PLAYER_LOADING); # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
97		115
98	# 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 ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		118
101	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)
102	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
104		123
105	binmode STDOUT;	124	binmode STDOUT;
106	binmode STDERR;	125	binmode STDERR;
107		126
108	# read virtual server time, if available	127	# read virtual server time, if available
…		…
161		180
162	The raw value load value from the last tick.	181	The raw value load value from the last tick.
163		182
164	=item %cf::CFG	183	=item %cf::CFG
165		184
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	186	from wherever your confdir points to.
168		187
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		189
171	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
…		…
192	$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;
193		212
194	LOG llevError, $msg;	213	LOG llevError, $msg;
195	};	214	};
196	}	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	$SIG{__DIE__} = sub { }; #d#?
197		231
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
214	)) {	248	)) {
215	no strict 'refs';	249	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	251	}
218		252
219	$Event::DIED = sub {	253	$EV::DIED = sub {
220	warn "error in event callback: @_";	254	warn "error in event callback: @_";
221	};	255	};
222		256
223	#############################################################################	257	#############################################################################
224		258
…		…
247	$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;
248	$d	282	$d
249	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
250	}	284	}
251		285
252	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
253		287
254	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
255		289
256	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
257		291
258	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
259		293
260	=cut	294	=cut
261		295
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		297
264	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
266		300
267	=item cf::lock_wait $string	301	=item cf::lock_wait $string
268		302
269	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
270		304
…		…
326		360
327	! ! $LOCK{$key}	361	! ! $LOCK{$key}
328	}	362	}
329		363
330	sub freeze_mainloop {	364	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
332		366
333	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
334	$TICK_WATCHER->start;	368	}
335	};	369
336	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
337	$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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
338	}	383	}
339		384
340	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
341		386
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
353	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
355		400
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
358	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
359		406
360	while () {	407	while () {
361	next_job:	408	next_job:
362	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
370	}	417	}
371	}	418	}
372	}	419	}
373		420
374	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	424	$signal->wait;
378	} else {	425	} else {
379	Coro::schedule;	426	Coro::schedule;
380	}	427	}
381	}	428	}
382	};	429	};
383		430
384	sub get_slot($;$$) {	431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
385	my ($time, $pri, $name) = @_;	434	my ($time, $pri, $name) = @_;
386		435
387	$time = $TICK * .6 if $time > $TICK * .6;	436	$time = $TICK * .6 if $time > $TICK * .6;
388	my $sig = new Coro::Signal;	437	my $sig = new Coro::Signal;
389		438
…		…
403		452
404	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
405		454
406	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
407		456
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
409	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
410	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
411	acceptable.	460	acceptable.
412		461
413	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
414	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
…		…
419		468
420	sub sync_job(&) {	469	sub sync_job(&) {
421	my ($job) = @_;	470	my ($job) = @_;
422		471
423	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	473	my $time = EV::time;
425		474
426	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
428		477
429	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	479
431	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
432		481
433	my $busy = 1;	482	my $busy = 1;
434	my @res;	483	my @res;
435		484
436	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	487	@res = eval { $job->() };
438	warn $@ if $@;	488	warn $@ if $@;
439	undef $busy;	489	undef $busy;
440	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
441		491
442	while ($busy) {	492	while ($busy) {
443	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
444	}	497	}
		498	}
445		499
446	$time = Event::time - $time;	500	my $time = EV::time - $time;
447		501
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
452		503
453	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
454	} else {	505	} else {
455	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
456		507
…		…
481	=item fork_call { }, $args	532	=item fork_call { }, $args
482		533
483	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
484	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
485	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
486	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
487		538
488	=cut	539	=cut
489		540
490	sub fork_call(&@) {	541	sub fork_call(&@) {
491	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
…		…
498	reset_signals;	549	reset_signals;
499	&$cb	550	&$cb
500	}, @args;	551	}, @args;
501		552
502	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
503	}	581	}
504		582
505	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
506		584
507	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
652	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")
653	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
654		732
655	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>
656	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
657	Crossfire TRT).	735	Deliantra).
658		736
659	=over 4	737	=over 4
660		738
661	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
662		740
…		…
944	}	1022	}
945		1023
946	0	1024	0
947	}	1025	}
948		1026
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1028
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1030
953	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
954		1032
…		…
960		1038
961	=cut	1039	=cut
962		1040
963	#############################################################################	1041	#############################################################################
964	# object support	1042	# object support
965	#
966		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#
967	sub _can_merge {	1077	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1078	my ($ob1, $ob2) = @_;
969		1079
970	local $Storable::canonical = 1;	1080	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1081
974	$fob1 eq $fob2	1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
975	}	1084	}
976		1085
977	sub reattach {	1086	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1088	my ($obj) = @_;
…		…
1001	cf::attachable->attach (	1110	cf::attachable->attach (
1002	prio => -1000000,	1111	prio => -1000000,
1003	on_instantiate => sub {	1112	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
1005		1114
1006	$data = from_json $data;	1115	$data = decode_json $data;
1007		1116
1008	for (@$data) {	1117	for (@$data) {
1009	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
1010		1119
1011	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1133	},
1025	);	1134	);
1026		1135
1027	sub object_freezer_save {	1136	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1138
1032	sync_job {	1139	sync_job {
1033	if (length $$rdata) {	1140	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1141	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
…		…
1042	close $fh;	1149	close $fh;
1043		1150
1044	if (@$objs) {	1151	if (@$objs) {
1045	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) {
1046	chmod SAVE_MODE, $fh;	1153	chmod SAVE_MODE, $fh;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1050	close $fh;	1157	close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1159	}
…		…
1061	} else {	1168	} else {
1062	aio_unlink $filename;	1169	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1064	}	1171	}
1065	};	1172	};
1066
1067	undef $guard;
1068	}	1173	}
1069		1174
1070	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1072		1177
…		…
1077		1182
1078	sub object_thawer_load {	1183	sub object_thawer_load {
1079	my ($filename) = @_;	1184	my ($filename) = @_;
1080		1185
1081	my ($data, $av);	1186	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1187
1085	(aio_load $filename, $data) >= 0	1188	(aio_load $filename, $data) >= 0
1086	or return;	1189	or return;
1087		1190
1088	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1193	or return;
1091		1194
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1094	}	1197	}
1095		1198
1096	utf8::decode (my $decname = $filename);	1199	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1256		1359
1257	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1361	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1363	}
1262		1364
1263	warn $msg;	1365	warn $msg;
1264	}	1366	}
1265		1367
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1455
1354	my $f = new_from_file cf::object::thawer path $login	1456	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1457	or return;
1356		1458
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1459	my $pl = cf::player::load_pl $f
1359	or return;	1460	or return;
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1461	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1462	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1463	$cf::PLAYER{$login} = $pl
…		…
1375	return if $pl->{deny_save};	1476	return if $pl->{deny_save};
1376		1477
1377	aio_mkdir playerdir $pl, 0770;	1478	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1479	$pl->{last_save} = $cf::RUNTIME;
1379		1480
		1481	cf::get_slot 0.01;
		1482
1380	$pl->save_pl ($path);	1483	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1484	cf::cede_to_tick;
1382	}	1485	}
1383		1486
1384	sub new($) {	1487	sub new($) {
…		…
1514		1617
1515	Expand crossfire pod fragments into protocol xml.	1618	Expand crossfire pod fragments into protocol xml.
1516		1619
1517	=cut	1620	=cut
1518		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
1519	sub expand_cfpod {	1633	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;	1634	my ($self, $pod) = @_;
1521		1635
1522	# escape & and <	1636	my $xml;
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525		1637
1526	# this is buggy, it needs to properly take care of nested <'s	1638	while () {
		1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1640	$group = $1;
1527		1641
1528	1 while	1642	$group =~ s/&/&amp;/g;
1529	# replace B<>, I<>, U<> etc.	1643	$group =~ s/</&lt;/g;
1530	s/B<([^\>]*)>/<b>$1<\/b>/	1644
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/	1645	$xml .= $group;
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/	1646	} elsif ($pod =~ m%\G
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/	1647	([BCGHITU])
1534	# replace G<male|female> tags	1648	<
1535	|| s{G<([^>|]*)\|([^>]*)>}{	1649	(?:
1536	$self->gender ? $2 : $1	1650	([^<>]*) (?{ $group = $^N })
1537	}ge	1651	| < $interior >
1538	# replace H<hint text>	1652	)
1539	|| s{H<([^\>]*)>}	1653	>
		1654	%gcsx
1540	{	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") {
1541	("<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>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")	1675	"")
1544	[$self->{hintmode}]	1676	[$self->{hintmode}];
		1677	} else {
		1678	$xml .= "error processing '$code($data)' directive";
1545	}ge;	1679	}
		1680	} else {
		1681	if ($pod =~ /\G(.+)/) {
		1682	warn "parse error while expanding $pod (at $1)";
		1683	}
		1684	last;
		1685	}
		1686	}
1546		1687
		1688	for ($xml) {
1547	# create single paragraphs (very hackish)	1689	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;	1690	s/(?<=\S)\n(?=\w)/ /g;
1549		1691
1550	# compress some whitespace	1692	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends	1693	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines	1694	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines	1695	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines	1696	s/\n+$//; # ending lines
		1697	}
1555		1698
1556	$_	1699	$xml
1557	}	1700	}
		1701
		1702	no re 'eval';
1558		1703
1559	sub hintmode {	1704	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;	1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}	1706	$_[0]{hintmode}
1562	}	1707	}
…		…
1634	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1636		1781
1637	sub generate_random_map {	1782	sub generate_random_map {
1638	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
1639	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1788	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1913
1766	# the temporary/swap location	1914	# the temporary/swap location
1767	sub save_path {	1915	sub save_path {
1768	my ($self) = @_;	1916	my ($self) = @_;
1769		1917
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1772	}	1920	}
1773		1921
1774	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1775	sub uniq_path {	1923	sub uniq_path {
1776	my ($self) = @_;	1924	my ($self) = @_;
1777		1925
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1780	}	1928	}
1781		1929
1782	# and all this just because we cannot iterate over	1930	# and all this just because we cannot iterate over
1783	# all maps in C++...	1931	# all maps in C++...
…		…
1969	}	2117	}
1970		2118
1971	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1973		2121
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2123	}
1976		2124
1977	$self->post_load;	2125	$self->post_load;
1978	}	2126	}
1979		2127
…		…
2037	my ($path, $origin, $load) = @_;	2185	my ($path, $origin, $load) = @_;
2038		2186
2039	$path = normalise $path, $origin && $origin->{path};	2187	$path = normalise $path, $origin && $origin->{path};
2040		2188
2041	if (my $map = $cf::MAP{$path}) {	2189	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2191	}
2044		2192
2045	$MAP_PREFETCH{$path} |= $load;	2193	$MAP_PREFETCH{$path} |= $load;
2046		2194
2047	$MAP_PREFETCHER ||= cf::async {	2195	$MAP_PREFETCHER ||= cf::async {
		2196	$Coro::current->{desc} = "map prefetcher";
		2197
2048	while (%MAP_PREFETCH) {	2198	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2199	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2200	if (my $map = find $k) {
2051	$map->load if $v;	2201	$map->load if $v;
2052	}	2202	}
…		…
2078	return if $self->{deny_save};	2228	return if $self->{deny_save};
2079		2229
2080	local $self->{last_access} = $self->last_access;#d#	2230	local $self->{last_access} = $self->last_access;#d#
2081		2231
2082	cf::async {	2232	cf::async {
		2233	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2234	$_->contr->save for $self->players;
2084	};	2235	};
		2236
		2237	cf::get_slot 0.02;
2085		2238
2086	if ($uniq) {	2239	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2240	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2241	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2242	} else {
…		…
2098	$self->save;	2251	$self->save;
2099		2252
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2254
2102	return if $self->players;	2255	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2256	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2257	return if $self->{deny_save};
2105		2258
2106	$self->in_memory (cf::MAP_SWAPPED);	2259	$self->in_memory (cf::MAP_SWAPPED);
2107		2260
2108	$self->deactivate;	2261	$self->deactivate;
…		…
2226		2379
2227	sub unique_maps() {	2380	sub unique_maps() {
2228	[	2381	[
2229	map {	2382	map {
2230	utf8::decode $_;	2383	utf8::decode $_;
2231	/\.map$/	2384	s/\.map$//; # TODO future compatibility hack
		2385	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2386	? ()
2232	? normalise $_	2387	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2388	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2389	]
2236	}	2390	}
2237		2391
2238	package cf;
2239
2240	=back	2392	=back
2241		2393
2242	=head3 cf::object	2394	=head3 cf::object
2243		2395
2244	=cut	2396	=cut
…		…
2247		2399
2248	=over 4	2400	=over 4
2249		2401
2250	=item $ob->inv_recursive	2402	=item $ob->inv_recursive
2251		2403
2252	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.
2253		2406
2254	=cut	2407	=cut
2255		2408
2256	sub inv_recursive_;	2409	sub inv_recursive_;
2257	sub inv_recursive_ {	2410	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2415	inv_recursive_ inv $_[0]
2263	}	2416	}
2264		2417
2265	=item $ref = $ob->ref	2418	=item $ref = $ob->ref
2266		2419
2267	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.
2268		2421
2269	=item $ob = cf::object::deref ($refstring)	2422	=item $ob = cf::object::deref ($refstring)
2270		2423
2271	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,
2272	even if the object actually exists. May block.	2425	even if the object actually exists. May block.
…		…
2274	=cut	2427	=cut
2275		2428
2276	sub deref {	2429	sub deref {
2277	my ($ref) = @_;	2430	my ($ref) = @_;
2278		2431
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2432	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2433	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2434	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2435	or return;
2286	$pl->ob->uuid eq $uuid	2436	$pl->ob->uuid eq $uuid
2287	or return;	2437	or return;
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2609
2460	$self->enter_link;	2610	$self->enter_link;
2461		2611
2462	(async {	2612	(async {
		2613	$Coro::current->{desc} = "player::goto $path $x $y";
		2614
2463	# *tag paths override both path and x|y	2615	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2616	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2617	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2618	my $ob = $obs[rand @obs];
2467		2619
…		…
2547	$rmp->{origin_y} = $exit->y;	2699	$rmp->{origin_y} = $exit->y;
2548	}	2700	}
2549		2701
2550	$rmp->{random_seed} ||= $exit->random_seed;	2702	$rmp->{random_seed} ||= $exit->random_seed;
2551		2703
2552	my $data = cf::to_json $rmp;	2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2705	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2706	my $meta = "$RANDOMDIR/$md5.meta";
2555		2707
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2709	aio_write $fh, 0, (length $data), $data, 0;
…		…
2584	# if exit is damned, update players death & WoR home-position	2736	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)	2737	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);	2738	if $exit->flag (FLAG_DAMNED);
2587		2739
2588	(async {	2740	(async {
		2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2742
2589	$self->deactivate_recursive; # just to be sure	2743	$self->deactivate_recursive; # just to be sure
2590	unless (eval {	2744	unless (eval {
2591	$self->goto ($slaying, $hp, $sp);	2745	$self->goto ($slaying, $hp, $sp);
2592		2746
2593	1;	2747	1;
…		…
2628	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
2629	the message unless the client supports the msg packet.	2783	the message unless the client supports the msg packet.
2630		2784
2631	=cut	2785	=cut
2632		2786
		2787	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2788	our %CHANNEL = (
2634	"c/identify" => {	2789	"c/identify" => {
2635	id => "identify",	2790	id => "infobox",
2636	title => "Identify",	2791	title => "Identify",
2637	reply => undef,	2792	reply => undef,
2638	tooltip => "Items recently identified",	2793	tooltip => "Items recently identified",
2639	},	2794	},
2640	"c/examine" => {	2795	"c/examine" => {
2641	id => "examine",	2796	id => "infobox",
2642	title => "Examine",	2797	title => "Examine",
2643	reply => undef,	2798	reply => undef,
2644	tooltip => "Signs and other items you examined",	2799	tooltip => "Signs and other items you examined",
2645	},	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	},
2646	);	2837	);
2647		2838
2648	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2650		2841
2651	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg);
2652		2843
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	2844	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		2845
2655	# check predefined channels, for the benefit of C	2846	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2847	if ($CHANNEL{$channel}) {
		2848	$channel = $CHANNEL{$channel};
2657		2849
		2850	$self->ext_msg (channel_info => $channel)
		2851	if $self->can_msg;
		2852
		2853	$channel = $channel->{id};
		2854
2658	if (ref $channel) {	2855	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	2856	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	2857	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	2858	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	2859	$self->ext_msg (channel_info => $channel)
2663	if $self->can_msg;	2860	if $self->can_msg;
…		…
2880	=pod	3077	=pod
2881		3078
2882	The following functions and methods are available within a safe environment:	3079	The following functions and methods are available within a safe environment:
2883		3080
2884	cf::object	3081	cf::object
2885	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
2886	insert remove name archname title slaying race decrease_ob_nr	3083	insert remove name archname title slaying race decrease_ob_nr
2887		3084
2888	cf::object::player	3085	cf::object::player
2889	player	3086	player
2890		3087
…		…
2897	=cut	3094	=cut
2898		3095
2899	for (	3096	for (
2900	["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
2901	insert remove inv name archname title slaying race	3098	insert remove inv name archname title slaying race
2902	decrease_ob_nr)],	3099	decrease_ob_nr destroy)],
2903	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful)],
2905	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2906	) {	3103	) {
2907	no strict 'refs';	3104	no strict 'refs';
…		…
3012	{	3209	{
3013	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
3014		3211
3015	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
3017	cf::face::set_visibility $idx, $info->{visibility};	3215	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3216	cf::face::set_magicmap $idx, $info->{magicmap};
3019	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};
3020	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};
3021		3219
3022	cf::cede_to_tick;	3220	cf::cede_to_tick;
3023	}	3221	}
3024		3222
3025	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
3027	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
3028	or next;	3227	or next;
		3228
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3230	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3232	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3051	{	3251	{
3052	# TODO: for gcfclient pleasure, we should give resources	3252	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.	3253	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3254	my $res = $facedata->{resource};
3055		3255
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3256	while (my ($name, $info) = each %$res) {
		3257	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;	3259	my $data;
3061		3260
3062	if ($info->{type} & 1) {	3261	if ($info->{type} & 1) {
3063	# prepend meta info	3262	# prepend meta info
3064		3263
3065	my $meta = $enc->encode ({	3264	my $meta = $enc->encode ({
3066	name => $name,	3265	name => $name,
3067	%{ $info->{meta} || {} },	3266	%{ $info->{meta} || {} },
3068	});	3267	});
3069		3268
3070	$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};
3071	} else {	3276	} else {
3072	$data = $info->{data};	3277	$RESOURCE{$name} = $info;
3073	}	3278	}
3074		3279
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3280	cf::cede_to_tick;
3079	}	3281	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3282	}
		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3285
3100	1	3286	1
3101	}	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	});
3102		3308
3103	register_exticmd fx_want => sub {	3309	register_exticmd fx_want => sub {
3104	my ($ns, $want) = @_;	3310	my ($ns, $want) = @_;
3105		3311
3106	while (my ($k, $v) = each %$want) {	3312	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3313	$ns->fx_want ($k, $v);
3108	}	3314	}
3109	};	3315	};
		3316
		3317	sub load_resource_file($) {
		3318	my $status = load_resource_file_ $_[0];
		3319	get_slot 0.1, 100;
		3320	cf::arch::commit_load;
		3321	$status
		3322	}
3110		3323
3111	sub reload_regions {	3324	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3325	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3326	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3327	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3341	}
3129		3342
3130	sub reload_archetypes {	3343	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3344	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3345	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references
3134	# this really needs to be done in an extra post-pass
3135	# (which needs to be synchronous, so solve it differently)
3136	load_resource_file "$DATADIR/archetypes"
3137	or die "unable to load archetypes\n";
3138	}	3346	}
3139		3347
3140	sub reload_treasures {	3348	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3349	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3350	or die "unable to load treasurelists\n";
3143	}	3351	}
3144		3352
3145	sub reload_resources {	3353	sub reload_resources {
3146	warn "reloading resource files...\n";	3354	warn "reloading resource files...\n";
3147		3355
		3356	reload_facedata;
		3357	reload_archetypes;
3148	reload_regions;	3358	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3359	reload_treasures;
3153		3360
3154	warn "finished reloading resource files\n";	3361	warn "finished reloading resource files\n";
3155	}	3362	}
3156		3363
3157	sub init {	3364	sub init {
		3365	my $guard = freeze_mainloop;
		3366
3158	reload_resources;	3367	reload_resources;
3159	}	3368	}
3160		3369
3161	sub reload_config {	3370	sub reload_config {
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3371	open my $fh, "<:utf8", "$CONFDIR/config"
3163	or return;	3372	or return;
3164		3373
3165	local $/;	3374	local $/;
3166	*CFG = YAML::Syck::Load <$fh>;	3375	*CFG = YAML::Load <$fh>;
3167		3376
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3377	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3169		3378
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3379	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3380	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3182	sub main {	3391	sub main {
3183	# we must not ever block the main coroutine	3392	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3393	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3394	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3395	(async {
3187	Event::one_event;	3396	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3397	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3398	})->prio (Coro::PRIO_MAX);
3189	};	3399	};
3190		3400
		3401	{
		3402	my $guard = freeze_mainloop;
3191	reload_config;	3403	reload_config;
3192	db_init;	3404	db_init;
3193	load_extensions;	3405	load_extensions;
3194		3406
3195	$TICK_WATCHER->start;	3407	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3408	evthread_start IO::AIO::poll_fileno;
		3409	}
		3410
3196	Event::loop;	3411	EV::loop;
3197	}	3412	}
3198		3413
3199	#############################################################################	3414	#############################################################################
3200	# initialisation and cleanup	3415	# initialisation and cleanup
3201		3416
3202	# install some emergency cleanup handlers	3417	# install some emergency cleanup handlers
3203	BEGIN {	3418	BEGIN {
		3419	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3420	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3421	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3422	cf::cleanup "SIG$signal";
3212	},
3213	);	3423	};
3214	}	3424	}
3215	}	3425	}
3216		3426
3217	sub write_runtime {	3427	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";	3428	my $runtime = "$LOCALDIR/runtime";
3219		3429
3220	# first touch the runtime file to show we are still running:	3430	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3431	# the fsync below can take a very very long time.
3222		3432
…		…
3248	and return;	3458	and return;
3249		3459
3250	warn "runtime file written.\n";	3460	warn "runtime file written.\n";
3251		3461
3252	1	3462	1
		3463	}
		3464
		3465	our $uuid_lock;
		3466	our $uuid_skip;
		3467
		3468	sub write_uuid_sync($) {
		3469	$uuid_skip ||= $_[0];
		3470
		3471	return if $uuid_lock;
		3472	local $uuid_lock = 1;
		3473
		3474	my $uuid = "$LOCALDIR/uuid";
		3475
		3476	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3477	or return;
		3478
		3479	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3480	$uuid_skip = 0;
		3481
		3482	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3483	and return;
		3484
		3485	# always fsync - this file is important
		3486	aio_fsync $fh
		3487	and return;
		3488
		3489	close $fh
		3490	or return;
		3491
		3492	aio_rename "$uuid~", $uuid
		3493	and return;
		3494
		3495	warn "uuid file written ($value).\n";
		3496
		3497	1
		3498
		3499	}
		3500
		3501	sub write_uuid($$) {
		3502	my ($skip, $sync) = @_;
		3503
		3504	$sync ? write_uuid_sync $skip
		3505	: async { write_uuid_sync $skip };
3253	}	3506	}
3254		3507
3255	sub emergency_save() {	3508	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3509	my $freeze_guard = cf::freeze_mainloop;
3257		3510
…		…
3263	# and maps saved/destroyed asynchronously.	3516	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3517	warn "begin emergency player save\n";
3265	for my $login (keys %cf::PLAYER) {	3518	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3519	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3520	$pl->valid or next;
		3521	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3522	$pl->save;
3269	}	3523	}
3270	warn "end emergency player save\n";	3524	warn "end emergency player save\n";
3271		3525
3272	warn "begin emergency map save\n";	3526	warn "begin emergency map save\n";
…		…
3278	warn "end emergency map save\n";	3532	warn "end emergency map save\n";
3279		3533
3280	warn "begin emergency database checkpoint\n";	3534	warn "begin emergency database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3535	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3536	warn "end emergency database checkpoint\n";
		3537
		3538	warn "begin write uuid\n";
		3539	write_uuid_sync 1;
		3540	warn "end write uuid\n";
3283	};	3541	};
3284		3542
3285	warn "leave emergency perl save\n";	3543	warn "leave emergency perl save\n";
3286	}	3544	}
3287		3545
…		…
3302	warn "reloading...";	3560	warn "reloading...";
3303		3561
3304	warn "entering sync_job";	3562	warn "entering sync_job";
3305		3563
3306	cf::sync_job {	3564	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark	3565	cf::write_runtime_sync; # external watchdog should not bark
3308	cf::emergency_save;	3566	cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark	3567	cf::write_runtime_sync; # external watchdog should not bark
3310		3568
3311	warn "syncing database to disk";	3569	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;	3570	BDB::db_env_txn_checkpoint $DB_ENV;
3313		3571
3314	# if anything goes wrong in here, we should simply crash as we already saved	3572	# if anything goes wrong in here, we should simply crash as we already saved
3315
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320		3573
3321	warn "flushing outstanding aio requests";	3574	warn "flushing outstanding aio requests";
3322	for (;;) {	3575	for (;;) {
3323	BDB::flush;	3576	BDB::flush;
3324	IO::AIO::flush;	3577	IO::AIO::flush;
3325	Coro::cede;	3578	Coro::cede_notself;
3326	last unless IO::AIO::nreqs || BDB::nreqs;	3579	last unless IO::AIO::nreqs || BDB::nreqs;
3327	warn "iterate...";	3580	warn "iterate...";
3328	}	3581	}
3329		3582
3330	++$RELOAD;	3583	++$RELOAD;
…		…
3406	warn "leaving sync_job";	3659	warn "leaving sync_job";
3407		3660
3408	1	3661	1
3409	} or do {	3662	} or do {
3410	warn $@;	3663	warn $@;
3411	warn "error while reloading, exiting.";	3664	cf::cleanup "error while reloading, exiting.";
3412	exit 1;
3413	};	3665	};
3414		3666
3415	warn "reloaded";	3667	warn "reloaded";
3416	};	3668	};
3417		3669
…		…
3419		3671
3420	sub reload_perl() {	3672	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	3673	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	3674	# coro crashes during coro_state_free->destroy here.
3423		3675
3424	$RELOAD_WATCHER ||= Event->timer (	3676	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3425	reentrant => 0,
3426	after => 0,
3427	data => WF_AUTOCANCEL,
3428	cb => sub {
3429	do_reload_perl;	3677	do_reload_perl;
3430	undef $RELOAD_WATCHER;	3678	undef $RELOAD_WATCHER;
3431	},
3432	);	3679	};
3433	}	3680	}
3434		3681
3435	register_command "reload" => sub {	3682	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	3683	my ($who, $arg) = @_;
3437		3684
3438	if ($who->flag (FLAG_WIZ)) {	3685	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	3686	$who->message ("reloading server.");
		3687	async {
		3688	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	3689	reload_perl;
		3690	};
3441	}	3691	}
3442	};	3692	};
3443		3693
3444	unshift @INC, $LIBDIR;	3694	unshift @INC, $LIBDIR;
3445		3695
…		…
3447		3697
3448	our @WAIT_FOR_TICK;	3698	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	3699	our @WAIT_FOR_TICK_BEGIN;
3450		3700
3451	sub wait_for_tick {	3701	sub wait_for_tick {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	3702	return if tick_inhibit || $Coro::current == $Coro::main;
3454		3703
3455	my $signal = new Coro::Signal;	3704	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	3705	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	3706	$signal->wait;
3458	}	3707	}
3459		3708
3460	sub wait_for_tick_begin {	3709	sub wait_for_tick_begin {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	3710	return if tick_inhibit || $Coro::current == $Coro::main;
3463		3711
3464	my $signal = new Coro::Signal;	3712	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	3713	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	3714	$signal->wait;
3467	}	3715	}
3468		3716
3469	$TICK_WATCHER = Event->timer (	3717	sub tick {
3470	reentrant => 0,
3471	parked => 1,
3472	prio => 0,
3473	at => $NEXT_TICK || $TICK,
3474	data => WF_AUTOCANCEL,
3475	cb => sub {
3476	if ($Coro::current != $Coro::main) {	3718	if ($Coro::current != $Coro::main) {
3477	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3719	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3478	unless ++$bug_warning > 10;	3720	unless ++$bug_warning > 10;
3479	return;	3721	return;
3480	}	3722	}
3481		3723
3482	$NOW = $tick_start = Event::time;
3483
3484	cf::server_tick; # one server iteration	3724	cf::server_tick; # one server iteration
3485		3725
3486	$RUNTIME += $TICK;
3487	$NEXT_TICK += $TICK;
3488
3489	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3726	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3490	$NEXT_RUNTIME_WRITE = $NOW + 10;	3727	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3491	Coro::async_pool {	3728	Coro::async_pool {
		3729	$Coro::current->{desc} = "runtime saver";
3492	write_runtime	3730	write_runtime_sync
3493	or warn "ERROR: unable to write runtime file: $!";	3731	or warn "ERROR: unable to write runtime file: $!";
3494	};
3495	}	3732	};
		3733	}
3496		3734
3497	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3735	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3498	$sig->send;	3736	$sig->send;
3499	}	3737	}
3500	while (my $sig = shift @WAIT_FOR_TICK) {	3738	while (my $sig = shift @WAIT_FOR_TICK) {
3501	$sig->send;	3739	$sig->send;
3502	}	3740	}
3503		3741
3504	$NOW = Event::time;	3742	$LOAD = ($NOW - $TICK_START) / $TICK;
3505
3506	# if we are delayed by four ticks or more, skip them all
3507	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3508
3509	$TICK_WATCHER->at ($NEXT_TICK);
3510	$TICK_WATCHER->start;
3511
3512	$LOAD = ($NOW - $tick_start) / $TICK;
3513	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3743	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3514		3744
3515	_post_tick;	3745	if (0) {
		3746	if ($NEXT_TICK) {
		3747	my $jitter = $TICK_START - $NEXT_TICK;
		3748	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3749	warn "jitter $JITTER\n";#d#
		3750	}
3516	},	3751	}
3517	);	3752	}
3518		3753
3519	{	3754	{
		3755	# configure BDB
		3756
3520	BDB::min_parallel 8;	3757	BDB::min_parallel 8;
3521	BDB::max_poll_time $TICK * 0.1;	3758	BDB::max_poll_reqs $TICK * 0.1;
3522	$BDB_POLL_WATCHER = Event->io (	3759	$Coro::BDB::WATCHER->priority (1);
3523	reentrant => 0,
3524	fd => BDB::poll_fileno,
3525	poll => 'r',
3526	prio => 0,
3527	data => WF_AUTOCANCEL,
3528	cb => \&BDB::poll_cb,
3529	);
3530
3531	BDB::set_sync_prepare {
3532	my $status;
3533	my $current = $Coro::current;
3534	(
3535	sub {
3536	$status = $!;
3537	$current->ready; undef $current;
3538	},
3539	sub {
3540	Coro::schedule while defined $current;
3541	$! = $status;
3542	},
3543	)
3544	};
3545		3760
3546	unless ($DB_ENV) {	3761	unless ($DB_ENV) {
3547	$DB_ENV = BDB::db_env_create;	3762	$DB_ENV = BDB::db_env_create;
		3763	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3764	| BDB::LOG_AUTOREMOVE, 1);
		3765	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3766	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3548		3767
3549	cf::sync_job {	3768	cf::sync_job {
3550	eval {	3769	eval {
3551	BDB::db_env_open	3770	BDB::db_env_open
3552	$DB_ENV,	3771	$DB_ENV,
…		…
3554	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3773	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3555	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3774	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3556	0666;	3775	0666;
3557		3776
3558	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3777	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3559
3560	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3561	| BDB::LOG_AUTOREMOVE, 1);
3562	$DB_ENV->set_lk_detect;
3563	};	3778	};
3564		3779
3565	cf::cleanup "db_env_open(db): $@" if $@;	3780	cf::cleanup "db_env_open(db): $@" if $@;
3566	};	3781	};
3567	}	3782	}
3568		3783
3569	$BDB_CHECKPOINT_WATCHER = Event->timer (	3784	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3570	after => 11,	3785	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3571	interval => 60,	3786	};
3572	hard => 1,	3787	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	prio => 0,
3574	data => WF_AUTOCANCEL,
3575	cb => sub {
3576	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3788	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3577	},
3578	);	3789	};
3579	$BDB_TRICKLE_WATCHER = Event->timer (	3790	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3580	after => 5,
3581	interval => 10,
3582	hard => 1,
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => sub {
3586	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3791	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3587	},
3588	);	3792	};
3589	}	3793	}
3590		3794
3591	{	3795	{
		3796	# configure IO::AIO
		3797
3592	IO::AIO::min_parallel 8;	3798	IO::AIO::min_parallel 8;
3593
3594	undef $Coro::AIO::WATCHER;
3595	IO::AIO::max_poll_time $TICK * 0.1;	3799	IO::AIO::max_poll_time $TICK * 0.1;
3596	$AIO_POLL_WATCHER = Event->io (	3800	$Coro::AIO::WATCHER->priority (1);
3597	reentrant => 0,
3598	data => WF_AUTOCANCEL,
3599	fd => IO::AIO::poll_fileno,
3600	poll => 'r',
3601	prio => 6,
3602	cb => \&IO::AIO::poll_cb,
3603	);
3604	}	3801	}
3605		3802
3606	my $_log_backtrace;	3803	my $_log_backtrace;
3607		3804
3608	sub _log_backtrace {	3805	sub _log_backtrace {
…		…
3612		3809
3613	# limit the # of concurrent backtraces	3810	# limit the # of concurrent backtraces
3614	if ($_log_backtrace < 2) {	3811	if ($_log_backtrace < 2) {
3615	++$_log_backtrace;	3812	++$_log_backtrace;
3616	async {	3813	async {
		3814	$Coro::current->{desc} = "abt $msg";
		3815
3617	my @bt = fork_call {	3816	my @bt = fork_call {
3618	@addr = map { sprintf "%x", $_ } @addr;	3817	@addr = map { sprintf "%x", $_ } @addr;
3619	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3818	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3620	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3819	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3621	or die "addr2line: $!";	3820	or die "addr2line: $!";

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