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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.389 by root, Sat Oct 20 04:39:57 2007 UTC vs.
Revision 1.453 by root, Tue Sep 23 04:29:11 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
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Event;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	35	use Storable ();
14		36
15	use Coro 4.1 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.51 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	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
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		74
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		76
52	our %COMMAND = ();	77	our %COMMAND = ();
53	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	81	our %EXTCMD = ();
57	our %EXTICMD = ();	82	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
60		85
61	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	87	our @EVENT;
63		88
64	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	90	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		109
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	110	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	111	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	113	our $DB_ENV;
89		114
90	our %CFG;	115	our %CFG;
91		116
92	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
94		120
95	our (%PLAYER, %PLAYER_LOADING); # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
98		124
99	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		127
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
105		134
106	binmode STDOUT;	135	binmode STDOUT;
107	binmode STDERR;	136	binmode STDERR;
108		137
109	# read virtual server time, if available	138	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	139	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	140	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	141	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	142	$RUNTIME = <$fh> + 0.;
114	}	143	}
115		144
116	mkdir $_	145	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		191
163	The raw value load value from the last tick.	192	The raw value load value from the last tick.
164		193
165	=item %cf::CFG	194	=item %cf::CFG
166		195
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	196	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	197	from wherever your confdir points to.
169		198
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	199	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		200
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	201	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;	222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		223
195	LOG llevError, $msg;	224	LOG llevError, $msg;
196	};	225	};
197	}	226	}
		227
		228	$Coro::State::DIEHOOK = sub {
		229	return unless $^S eq 0; # "eq", not "=="
		230
		231	if ($Coro::current == $Coro::main) {#d#
		232	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		233	return;#d#
		234	}#d#
		235
		236	# kill coroutine otherwise
		237	warn Carp::longmess $_[0];
		238	Coro::terminate
		239	};
		240
		241	$SIG{__DIE__} = sub { }; #d#?
198		242
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	253	for my $pkg (qw(
210	cf::global cf::attachable	254	cf::global cf::attachable
211	cf::object cf::object::player	255	cf::object cf::object::player
212	cf::client cf::player	256	cf::client cf::player
213	cf::arch cf::living	257	cf::arch cf::living
		258	cf::map cf::mapspace
214	cf::map cf::party cf::region	259	cf::party cf::region
215	)) {	260	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	262	}
219		263
220	$Event::DIED = sub {	264	$EV::DIED = sub {
221	warn "error in event callback: @_";	265	warn "error in event callback: @_";
222	};	266	};
223		267
224	#############################################################################	268	#############################################################################
225		269
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	293	$d
250	} || "[unable to dump $_[0]: '$@']";	294	} || "[unable to dump $_[0]: '$@']";
251	}	295	}
252		296
253	=item $ref = cf::from_json $json	297	=item $ref = cf::decode_json $json
254		298
255	Converts a JSON string into the corresponding perl data structure.	299	Converts a JSON string into the corresponding perl data structure.
256		300
257	=item $json = cf::to_json $ref	301	=item $json = cf::encode_json $ref
258		302
259	Converts a perl data structure into its JSON representation.	303	Converts a perl data structure into its JSON representation.
260		304
261	=cut	305	=cut
262		306
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		308
265	sub to_json ($) { $json_coder->encode ($_[0]) }	309	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	310	sub decode_json($) { $json_coder->decode ($_[0]) }
		311
		312	=item cf::post_init { BLOCK }
		313
		314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		315	but I<before> the server starts ticking again.
		316
		317	The cdoeblock will have a single boolean argument to indicate whether this
		318	is a reload or not.
		319
		320	=cut
		321
		322	sub post_init(&) {
		323	push @POST_INIT, shift;
		324	}
267		325
268	=item cf::lock_wait $string	326	=item cf::lock_wait $string
269		327
270	Wait until the given lock is available. See cf::lock_acquire.	328	Wait until the given lock is available. See cf::lock_acquire.
271		329
…		…
299	return;#d#	357	return;#d#
300	}#d#	358	}#d#
301		359
302	# wait for lock, if any	360	# wait for lock, if any
303	while ($LOCK{$key}) {	361	while ($LOCK{$key}) {
		362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
304	push @{ $LOCK{$key} }, $Coro::current;	363	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;	364	Coro::schedule;
306	}	365	}
307	}	366	}
308		367
…		…
327		386
328	! ! $LOCK{$key}	387	! ! $LOCK{$key}
329	}	388	}
330		389
331	sub freeze_mainloop {	390	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	391	tick_inhibit_inc;
333		392
334	my $guard = Coro::guard {	393	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	394	}
336	};	395
337	$TICK_WATCHER->stop;	396	=item cf::periodic $interval, $cb
338	$guard	397
		398	Like EV::periodic, but randomly selects a starting point so that the actions
		399	get spread over timer.
		400
		401	=cut
		402
		403	sub periodic($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
339	}	409	}
340		410
341	=item cf::get_slot $time[, $priority[, $name]]	411	=item cf::get_slot $time[, $priority[, $name]]
342		412
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	453	}
384	}	454	}
385	};	455	};
386		456
387	sub get_slot($;$$) {	457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
388	my ($time, $pri, $name) = @_;	460	my ($time, $pri, $name) = @_;
389		461
390	$time = $TICK * .6 if $time > $TICK * .6;	462	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	463	my $sig = new Coro::Signal;
392		464
…		…
406		478
407	BEGIN { *async = \&Coro::async_pool }	479	BEGIN { *async = \&Coro::async_pool }
408		480
409	=item cf::sync_job { BLOCK }	481	=item cf::sync_job { BLOCK }
410		482
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	483	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	484	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	485	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	486	acceptable.
415		487
416	If it must be done, put the blocking parts into C<sync_job>. This will run	488	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	489	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		494
423	sub sync_job(&) {	495	sub sync_job(&) {
424	my ($job) = @_;	496	my ($job) = @_;
425		497
426	if ($Coro::current == $Coro::main) {	498	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	499	my $time = EV::time;
428		500
429	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
431		503
432	LOG llevError, Carp::longmess "sync job";#d#	504	LOG llevError, Carp::longmess "sync job";#d#
433		505
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
437		507
438	my $busy = 1;	508	my $busy = 1;
439	my @res;	509	my @res;
440		510
…		…
447		517
448	while ($busy) {	518	while ($busy) {
449	if (Coro::nready) {	519	if (Coro::nready) {
450	Coro::cede_notself;	520	Coro::cede_notself;
451	} else {	521	} else {
452	Event::one_event;	522	EV::loop EV::LOOP_ONESHOT;
453	}	523	}
454	}	524	}
455		525
456	$time = Event::time - $time;	526	my $time = EV::time - $time;
457		527
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	528	$TICK_START += $time; # do not account sync jobs to server load
462		529
463	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
464	} else {	531	} else {
465	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
466		533
…		…
491	=item fork_call { }, $args	558	=item fork_call { }, $args
492		559
493	Executes the given code block with the given arguments in a seperate	560	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	562	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
497		564
498	=cut	565	=cut
499		566
500	sub fork_call(&@) {	567	sub fork_call(&@) {
501	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
…		…
508	reset_signals;	575	reset_signals;
509	&$cb	576	&$cb
510	}, @args;	577	}, @args;
511		578
512	wantarray ? @res : $res[-1]	579	wantarray ? @res : $res[-1]
		580	}
		581
		582	=item $coin = coin_from_name $name
		583
		584	=cut
		585
		586	our %coin_alias = (
		587	"silver" => "silvercoin",
		588	"silvercoin" => "silvercoin",
		589	"silvercoins" => "silvercoin",
		590	"gold" => "goldcoin",
		591	"goldcoin" => "goldcoin",
		592	"goldcoins" => "goldcoin",
		593	"platinum" => "platinacoin",
		594	"platinumcoin" => "platinacoin",
		595	"platinumcoins" => "platinacoin",
		596	"platina" => "platinacoin",
		597	"platinacoin" => "platinacoin",
		598	"platinacoins" => "platinacoin",
		599	"royalty" => "royalty",
		600	"royalties" => "royalty",
		601	);
		602
		603	sub coin_from_name($) {
		604	$coin_alias{$_[0]}
		605	? cf::arch::find $coin_alias{$_[0]}
		606	: undef
513	}	607	}
514		608
515	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
516		610
517	Returns a single value from the environment database.	611	Returns a single value from the environment database.
…		…
656		750
657	#############################################################################	751	#############################################################################
658		752
659	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
660		754
661	Many objects in crossfire are so-called attachable objects. That means you can	755	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	756	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
664		758
665	In the following description, CLASS can be any of C<global>, C<object>	759	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	760	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	761	Deliantra).
668		762
669	=over 4	763	=over 4
670		764
671	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
672		766
…		…
716	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
717		811
718	Register an attachment by C<$name> through which attachable objects of the	812	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
720		814
721	Some classes such as crossfire maps and objects can specify attachments	815	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	816	that are attached at load/instantiate time, thus the need for a name.
723		817
724	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
725		819
726	=over 4	820	=over 4
…		…
954	}	1048	}
955		1049
956	0	1050	0
957	}	1051	}
958		1052
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1054
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1056
963	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
964		1058
…		…
1017		1111
1018	sub reattach {	1112	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1114	my ($obj) = @_;
1021		1115
		1116	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1117	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1118
1024	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
1025		1120
1026	@$registry = ();	1121	@$registry = ();
1027		1122
…		…
1042	cf::attachable->attach (	1137	cf::attachable->attach (
1043	prio => -1000000,	1138	prio => -1000000,
1044	on_instantiate => sub {	1139	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
1046		1141
1047	$data = from_json $data;	1142	$data = decode_json $data;
1048		1143
1049	for (@$data) {	1144	for (@$data) {
1050	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
1051		1146
1052	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1168	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1076		1171
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1081	close $fh;	1176	aio_close $fh;
1082		1177
1083	if (@$objs) {	1178	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1089	close $fh;	1184	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1186	}
1092	} else {	1187	} else {
1093	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1094	}	1189	}
…		…
1263		1358
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1361
1267	$ext{source} =	1362	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1364	. "#line 1 \"$path\"\n{\n"
1270	. $source	1365	. $source
1271	. "\n};\n1";	1366	. "\n};\n1";
1272		1367
1273	$todo{$base} = \%ext;	1368	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1384	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1385	: "$v->{base}: extension inactive.\n";
1291		1386
1292	if (exists $v->{meta}{mandatory}) {	1387	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1388	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1389	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1390	}
1297		1391
1298	warn $msg;	1392	warn $msg;
1299	}	1393	}
1300		1394
…		…
1314		1408
1315	=back	1409	=back
1316		1410
1317	=head2 CORE EXTENSIONS	1411	=head2 CORE EXTENSIONS
1318		1412
1319	Functions and methods that extend core crossfire objects.	1413	Functions and methods that extend core deliantra objects.
1320		1414
1321	=cut	1415	=cut
1322		1416
1323	package cf::player;	1417	package cf::player;
1324		1418
…		…
1367		1461
1368	sub exists($) {	1462	sub exists($) {
1369	my ($login) = @_;	1463	my ($login) = @_;
1370		1464
1371	$cf::PLAYER{$login}	1465	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1466	or !aio_stat path $login
1373	}	1467	}
1374		1468
1375	sub find($) {	1469	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1470	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1471	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1483	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1484	or return;
1391		1485
1392	my $pl = cf::player::load_pl $f	1486	my $pl = cf::player::load_pl $f
1393	or return;	1487	or return;
		1488
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1489	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1490	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1491	$cf::PLAYER{$login} = $pl
1397	}	1492	}
1398	}	1493	}
…		…
1408		1503
1409	return if $pl->{deny_save};	1504	return if $pl->{deny_save};
1410		1505
1411	aio_mkdir playerdir $pl, 0770;	1506	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1507	$pl->{last_save} = $cf::RUNTIME;
		1508
		1509	cf::get_slot 0.01;
1413		1510
1414	$pl->save_pl ($path);	1511	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1512	cf::cede_to_tick;
1416	}	1513	}
1417		1514
…		…
1449	my ($pl) = @_;	1546	my ($pl) = @_;
1450		1547
1451	my $name = $pl->ob->name;	1548	my $name = $pl->ob->name;
1452		1549
1453	$pl->{deny_save} = 1;	1550	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1552
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1554	$pl->deactivate;
		1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1556	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1558	$pl->ns->destroy if $pl->ns;
1460		1559
1461	my $path = playerdir $pl;	1560	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1561	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1600
1502	for my $login (@$dirs) {	1601	for my $login (@$dirs) {
1503	my $path = path $login;	1602	my $path = path $login;
1504		1603
1505	# a .pst is a dead give-away for a valid player	1604	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1605	# if no pst file found, open and chekc for blocked users
		1606	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1607	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1608	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1609	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1610	}
1511		1611
…		…
1542	}	1642	}
1543		1643
1544	\@paths	1644	\@paths
1545	}	1645	}
1546		1646
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1648
1549	Expand crossfire pod fragments into protocol xml.	1649	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597		1650
1598	=item $player->ext_reply ($msgid, @msg)	1651	=item $player->ext_reply ($msgid, @msg)
1599		1652
1600	Sends an ext reply to the player.	1653	Sends an ext reply to the player.
1601		1654
…		…
1668	our $MAX_RESET = 3600;	1721	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1722	our $DEFAULT_RESET = 3000;
1670		1723
1671	sub generate_random_map {	1724	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1725	my ($self, $rmp) = @_;
		1726
		1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1728
1673	# mit "rum" bekleckern, nicht	1729	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1730	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1799		1855
1800	# the temporary/swap location	1856	# the temporary/swap location
1801	sub save_path {	1857	sub save_path {
1802	my ($self) = @_;	1858	my ($self) = @_;
1803		1859
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1861	"$TMPDIR/$path.map"
1806	}	1862	}
1807		1863
1808	# the unique path, undef == no special unique path	1864	# the unique path, undef == no special unique path
1809	sub uniq_path {	1865	sub uniq_path {
1810	my ($self) = @_;	1866	my ($self) = @_;
1811		1867
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1869	"$UNIQUEDIR/$path"
1814	}	1870	}
1815		1871
1816	# and all this just because we cannot iterate over	1872	# and all this just because we cannot iterate over
1817	# all maps in C++...	1873	# all maps in C++...
…		…
1915		1971
1916	cf::lock_wait "map_data:$path";#d#remove	1972	cf::lock_wait "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	1973	cf::lock_wait "map_find:$path";
1918		1974
1919	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1977	my $guard2 = cf::lock_acquire "map_find:$path";
1922		1978
1923	my $map = new_from_path cf::map $path	1979	my $map = new_from_path cf::map $path
1924	or return;	1980	or return;
1925		1981
1926	$map->{last_save} = $cf::RUNTIME;	1982	$map->{last_save} = $cf::RUNTIME;
…		…
1929	or return;	1985	or return;
1930		1986
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	1988	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	1989	#$cf::WAIT_FOR_TICK->wait;
		1990	undef $guard2;
1934	undef $guard1;	1991	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	1992	$map->reset;
1937	return find $path;	1993	return find $path;
1938	}	1994	}
1939		1995
1940	$cf::MAP{$path} = $map	1996	$cf::MAP{$path} = $map
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2023	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2024	$f->skip_block;
1969	$self->_load_objects ($f)	2025	$self->_load_objects ($f)
1970	or return;	2026	or return;
1971		2027
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2028	$self->post_load_original
1973	if delete $self->{load_original};	2029	if delete $self->{load_original};
1974		2030
1975	if (my $uniq = $self->uniq_path) {	2031	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2032	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2033	unless (aio_stat $uniq) {
…		…
2003	}	2059	}
2004		2060
2005	$self->{last_save} = $cf::RUNTIME;	2061	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2062	$self->last_access ($cf::RUNTIME);
2007		2063
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2064	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2065	}
2010		2066
2011	$self->post_load;	2067	$self->post_load;
2012	}	2068	}
2013		2069
…		…
2071	my ($path, $origin, $load) = @_;	2127	my ($path, $origin, $load) = @_;
2072		2128
2073	$path = normalise $path, $origin && $origin->{path};	2129	$path = normalise $path, $origin && $origin->{path};
2074		2130
2075	if (my $map = $cf::MAP{$path}) {	2131	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2133	}
2078		2134
2079	$MAP_PREFETCH{$path} |= $load;	2135	$MAP_PREFETCH{$path} |= $load;
2080		2136
2081	$MAP_PREFETCHER ||= cf::async {	2137	$MAP_PREFETCHER ||= cf::async {
…		…
2118	cf::async {	2174	cf::async {
2119	$Coro::current->{desc} = "map player save";	2175	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2176	$_->contr->save for $self->players;
2121	};	2177	};
2122		2178
		2179	cf::get_slot 0.02;
		2180
2123	if ($uniq) {	2181	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2183	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2184	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2135	$self->save;	2193	$self->save;
2136		2194
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2195	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2196
2139	return if $self->players;	2197	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;	2198	return if $self->in_memory != cf::MAP_ACTIVE;
2141	return if $self->{deny_save};	2199	return if $self->{deny_save};
2142		2200
2143	$self->in_memory (cf::MAP_SWAPPED);	2201	$self->in_memory (cf::MAP_SWAPPED);
2144		2202
2145	$self->deactivate;	2203	$self->deactivate;
…		…
2263		2321
2264	sub unique_maps() {	2322	sub unique_maps() {
2265	[	2323	[
2266	map {	2324	map {
2267	utf8::decode $_;	2325	utf8::decode $_;
2268	/\.map$/	2326	s/\.map$//; # TODO future compatibility hack
		2327	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2328	? ()
2269	? normalise $_	2329	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2330	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2331	]
2273	}	2332	}
2274		2333
2275	package cf;
2276
2277	=back	2334	=back
2278		2335
2279	=head3 cf::object	2336	=head3 cf::object
2280		2337
2281	=cut	2338	=cut
…		…
2284		2341
2285	=over 4	2342	=over 4
2286		2343
2287	=item $ob->inv_recursive	2344	=item $ob->inv_recursive
2288		2345
2289	Returns the inventory of the object _and_ their inventories, recursively.	2346	Returns the inventory of the object I<and> their inventories, recursively,
		2347	but I<not> the object itself.
2290		2348
2291	=cut	2349	=cut
2292		2350
2293	sub inv_recursive_;	2351	sub inv_recursive_;
2294	sub inv_recursive_ {	2352	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2357	inv_recursive_ inv $_[0]
2300	}	2358	}
2301		2359
2302	=item $ref = $ob->ref	2360	=item $ref = $ob->ref
2303		2361
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2362	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2363
2306	=item $ob = cf::object::deref ($refstring)	2364	=item $ob = cf::object::deref ($refstring)
2307		2365
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2366	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2367	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2399	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2400	dialogue with the given NPC character.
2343		2401
2344	=cut	2402	=cut
2345		2403
		2404	our $SAY_CHANNEL = {
		2405	id => "say",
		2406	title => "Map",
		2407	reply => "say ",
		2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2409	};
		2410
		2411	our $CHAT_CHANNEL = {
		2412	id => "chat",
		2413	title => "Chat",
		2414	reply => "chat ",
		2415	tooltip => "Player chat and shouts, global to the server.",
		2416	};
		2417
2346	# rough implementation of a future "reply" method that works	2418	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2419	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2420	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2421	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2422	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2433	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2434	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2435
2364	} else {	2436	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2437	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2438	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2439	}
2368	}	2440	}
2369	}	2441	}
2370		2442
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2443	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2468
2397	=item $player_object->enter_link	2469	=item $player_object->enter_link
2398		2470
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2471	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2472
2401	The player should be reasonably safe there for short amounts of time. You	2473	The player should be reasonably safe there for short amounts of time (e.g.
2402	I<MUST> call C<leave_link> as soon as possible, though.	2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2475	though, as the palyer cannot control the character while it is on the link
		2476	map.
2403		2477
2404	Will never block.	2478	Will never block.
2405		2479
2406	=item $player_object->leave_link ($map, $x, $y)	2480	=item $player_object->leave_link ($map, $x, $y)
2407		2481
…		…
2465		2539
2466	$map->load;	2540	$map->load;
2467	$map->load_neighbours;	2541	$map->load_neighbours;
2468		2542
2469	return unless $self->contr->active;	2543	return unless $self->contr->active;
		2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2470	$self->activate_recursive;	2545	$self->activate_recursive;
2471		2546
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2548	$self->enter_map ($map, $x, $y);
2474	}	2549	}
…		…
2478	Moves the player to the given map-path and coordinates by first freezing	2553	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2554	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2555	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2556	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2557	be called at the end of this process.
		2558
		2559	Note that $check will be called with a potentially non-loaded map, so if
		2560	it needs a loaded map it has to call C<< ->load >>.
2483		2561
2484	=cut	2562	=cut
2485		2563
2486	our $GOTOGEN;	2564	our $GOTOGEN;
2487		2565
…		…
2566	}	2644	}
2567		2645
2568	sub prepare_random_map {	2646	sub prepare_random_map {
2569	my ($exit) = @_;	2647	my ($exit) = @_;
2570		2648
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2649	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2650	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2651	# that depends on the exit object
2576		2652
2577	my $rmp = parse_random_map_params $exit->msg;	2653	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2655	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2656	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2657	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2658	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2659	$rmp->{origin_y} = $exit->y;
		2660
		2661	$exit->map->touch;
2584	}	2662	}
2585		2663
2586	$rmp->{random_seed} ||= $exit->random_seed;	2664	$rmp->{random_seed} ||= $exit->random_seed;
2587		2665
2588	my $data = cf::to_json $rmp;	2666	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2667	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2668	my $meta = "$RANDOMDIR/$md5.meta";
2591		2669
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2670	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2671	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2672	undef $fh;
2595	aio_rename "$meta~", $meta;	2673	aio_rename "$meta~", $meta;
2596		2674
		2675	my $slaying = "?random/$md5";
		2676
		2677	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2678	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2679	$exit->msg (undef);
		2680	}
2599	}	2681	}
2600	}	2682	}
2601		2683
2602	sub cf::object::player::enter_exit {	2684	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2685	my ($self, $exit) = @_;
2604		2686
2605	return unless $self->type == cf::PLAYER;	2687	return unless $self->type == cf::PLAYER;
2606		2688
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2689	$self->enter_link;
2619		2690
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2691	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2692	$Coro::current->{desc} = "enter_exit";
2626		2693
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2694	unless (eval {
		2695	$self->deactivate_recursive; # just to be sure
		2696
		2697	# random map handling
		2698	{
		2699	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2700
		2701	prepare_random_map $exit
		2702	if $exit->slaying eq "/!";
		2703	}
		2704
		2705	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2706	my $x = $exit->stats->hp;
		2707	my $y = $exit->stats->sp;
		2708
2629	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($map, $x, $y);
2630		2710
		2711	# if exit is damned, update players death & WoR home-position
		2712	$self->contr->savebed ($map, $x, $y)
		2713	if $exit->flag (cf::FLAG_DAMNED);
		2714
2631	1;	2715	1
2632	}) {	2716	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2717	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	2718	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2719	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2720	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2721
2638	warn "ERROR in enter_exit: $@";	2722	warn "ERROR in enter_exit: $@";
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2750	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2751	the message unless the client supports the msg packet.
2668		2752
2669	=cut	2753	=cut
2670		2754
		2755	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2756	our %CHANNEL = (
2672	"c/identify" => {	2757	"c/identify" => {
2673	id => "infobox",	2758	id => "infobox",
2674	title => "Identify",	2759	title => "Identify",
2675	reply => undef,	2760	reply => undef,
…		…
2691	id => "infobox",	2776	id => "infobox",
2692	title => "Look",	2777	title => "Look",
2693	reply => undef,	2778	reply => undef,
2694	tooltip => "What you saw there",	2779	tooltip => "What you saw there",
2695	},	2780	},
		2781	"c/who" => {
		2782	id => "infobox",
		2783	title => "Players",
		2784	reply => undef,
		2785	tooltip => "Shows players who are currently online",
		2786	},
		2787	"c/body" => {
		2788	id => "infobox",
		2789	title => "Body Parts",
		2790	reply => undef,
		2791	tooltip => "Shows which body parts you posess and are available",
		2792	},
		2793	"c/skills" => {
		2794	id => "infobox",
		2795	title => "Skills",
		2796	reply => undef,
		2797	tooltip => "Shows your experience per skill and item power",
		2798	},
		2799	"c/uptime" => {
		2800	id => "infobox",
		2801	title => "Uptime",
		2802	reply => undef,
		2803	tooltip => "How long the server has been running since last restart",
		2804	},
		2805	"c/mapinfo" => {
		2806	id => "infobox",
		2807	title => "Map Info",
		2808	reply => undef,
		2809	tooltip => "Information related to the maps",
		2810	},
		2811	"c/party" => {
		2812	id => "party",
		2813	title => "Party",
		2814	reply => "gsay ",
		2815	tooltip => "Messages and chat related to your party",
		2816	},
2696	);	2817	);
2697		2818
2698	sub cf::client::send_msg {	2819	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	2820	my ($self, $channel, $msg, $color, @extra) = @_;
2700		2821
2701	$msg = $self->pl->expand_cfpod ($msg);	2822	$msg = $self->pl->expand_cfpod ($msg)
		2823	unless $color & cf::NDI_VERBATIM;
2702		2824
2703	$color &= cf::NDI_CLIENT_MASK; # just in case...	2825	$color &= cf::NDI_CLIENT_MASK; # just in case...
2704		2826
2705	# check predefined channels, for the benefit of C	2827	# check predefined channels, for the benefit of C
2706	if ($CHANNEL{$channel}) {	2828	if ($CHANNEL{$channel}) {
…		…
2727	if ($self->can_msg) {	2849	if ($self->can_msg) {
2728	# default colour, mask it out	2850	# default colour, mask it out
2729	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2730	if $color & cf::NDI_DEF;	2852	if $color & cf::NDI_DEF;
2731		2853
2732	$self->send_packet ("msg " . $self->{json_coder}->encode (	2854	my $pkt = "msg "
		2855	. $self->{json_coder}->encode (
2733	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2857	);
		2858
		2859	# try lzf for large packets
		2860	$pkt = "lzf " . Compress::LZF::compress $pkt
		2861	if 1024 <= length $pkt and $self->{can_lzf};
		2862
		2863	# split very large packets
		2864	if (8192 < length $pkt and $self->{can_lzf}) {
		2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2866	$pkt = "frag";
		2867	}
		2868
		2869	$self->send_packet ($pkt);
2734	} else {	2870	} else {
2735	if ($color >= 0) {	2871	if ($color >= 0) {
2736	# replace some tags by gcfclient-compatible ones	2872	# replace some tags by gcfclient-compatible ones
2737	for ($msg) {	2873	for ($msg) {
2738	1 while	2874	1 while
…		…
2937		3073
2938	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2939		3075
2940	cf::object	3076	cf::object
2941	contr pay_amount pay_player map x y force_find force_add destroy	3077	contr pay_amount pay_player map x y force_find force_add destroy
2942	insert remove name archname title slaying race decrease_ob_nr	3078	insert remove name archname title slaying race decrease split
2943		3079
2944	cf::object::player	3080	cf::object::player
2945	player	3081	player
2946		3082
2947	cf::player	3083	cf::player
…		…
2952		3088
2953	=cut	3089	=cut
2954		3090
2955	for (	3091	for (
2956	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2957	insert remove inv name archname title slaying race	3093	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3094	decrease split destroy change_exp)],
2959	["cf::object::player" => qw(player)],	3095	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3096	["cf::player" => qw(peaceful)],
2961	["cf::map" => qw(trigger)],	3097	["cf::map" => qw(trigger)],
2962	) {	3098	) {
2963	no strict 'refs';	3099	no strict 'refs';
…		…
3068	{	3204	{
3069	my $faces = $facedata->{faceinfo};	3205	my $faces = $facedata->{faceinfo};
3070		3206
3071	while (my ($face, $info) = each %$faces) {	3207	while (my ($face, $info) = each %$faces) {
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3209
3073	cf::face::set_visibility $idx, $info->{visibility};	3210	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3211	cf::face::set_magicmap $idx, $info->{magicmap};
3075	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3076	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3077		3214
3078	cf::cede_to_tick;	3215	cf::cede_to_tick;
3079	}	3216	}
3080		3217
3081	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3219	next unless $info->{smooth};
		3220
3083	my $idx = cf::face::find $face	3221	my $idx = cf::face::find $face
3084	or next;	3222	or next;
		3223
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3224	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3225	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3227	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3228	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3107	{	3246	{
3108	# TODO: for gcfclient pleasure, we should give resources	3247	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.	3248	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3249	my $res = $facedata->{resource};
3111		3250
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113
3114	while (my ($name, $info) = each %$res) {	3251	while (my ($name, $info) = each %$res) {
		3252	if (defined $info->{type}) {
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;	3254	my $data;
3117		3255
3118	if ($info->{type} & 1) {	3256	if ($info->{type} & 1) {
3119	# prepend meta info	3257	# prepend meta info
3120		3258
3121	my $meta = $enc->encode ({	3259	my $meta = $enc->encode ({
3122	name => $name,	3260	name => $name,
3123	%{ $info->{meta} || {} },	3261	%{ $info->{meta} || {} },
3124	});	3262	});
3125		3263
3126	$data = pack "(w/a*)*", $meta, $info->{data};	3264	$data = pack "(w/a*)*", $meta, $info->{data};
		3265	} else {
		3266	$data = $info->{data};
		3267	}
		3268
		3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3270	cf::face::set_type $idx, $info->{type};
3127	} else {	3271	} else {
3128	$data = $info->{data};	3272	$RESOURCE{$name} = $info;
3129	}	3273	}
3130		3274
3131	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3132	cf::face::set_type $idx, $info->{type};
3133
3134	cf::cede_to_tick;	3275	cf::cede_to_tick;
3135	}	3276	}
3136
3137	if ($soundconf) {
3138	$soundconf = $enc->decode (delete $soundconf->{data});
3139
3140	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3141	my $sound = $soundconf->{compat}[$_]
3142	or next;
3143
3144	my $face = cf::face::find "sound/$sound->[1]";
3145	cf::sound::set $sound->[0] => $face;
3146	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3147	}
3148
3149	while (my ($k, $v) = each %{$soundconf->{event}}) {
3150	my $face = cf::face::find "sound/$v";
3151	cf::sound::set $k => $face;
3152	}
3153	}
3154	}	3277	}
		3278
		3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3155		3280
3156	1	3281	1
3157	}	3282	}
		3283
		3284	cf::global->attach (on_resource_update => sub {
		3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3287
		3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3289	my $sound = $soundconf->{compat}[$_]
		3290	or next;
		3291
		3292	my $face = cf::face::find "sound/$sound->[1]";
		3293	cf::sound::set $sound->[0] => $face;
		3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3295	}
		3296
		3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3298	my $face = cf::face::find "sound/$v";
		3299	cf::sound::set $k => $face;
		3300	}
		3301	}
		3302	});
3158		3303
3159	register_exticmd fx_want => sub {	3304	register_exticmd fx_want => sub {
3160	my ($ns, $want) = @_;	3305	my ($ns, $want) = @_;
3161		3306
3162	while (my ($k, $v) = each %$want) {	3307	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3308	$ns->fx_want ($k, $v);
3164	}	3309	}
3165	};	3310	};
		3311
		3312	sub load_resource_file($) {
		3313	my $guard = lock_acquire "load_resource_file";
		3314
		3315	my $status = load_resource_file_ $_[0];
		3316	get_slot 0.1, 100;
		3317	cf::arch::commit_load;
		3318
		3319	$status
		3320	}
3166		3321
3167	sub reload_regions {	3322	sub reload_regions {
3168	# HACK to clear player env face cache, we need some signal framework	3323	# HACK to clear player env face cache, we need some signal framework
3169	# for this (global event?)	3324	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3325	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3184	}	3339	}
3185		3340
3186	sub reload_archetypes {	3341	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3342	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3343	or die "unable to load archetypes\n";
3189	#d# NEED to laod twice to resolve forward references
3190	# this really needs to be done in an extra post-pass
3191	# (which needs to be synchronous, so solve it differently)
3192	load_resource_file "$DATADIR/archetypes"
3193	or die "unable to load archetypes\n";
3194	}	3344	}
3195		3345
3196	sub reload_treasures {	3346	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3347	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3348	or die "unable to load treasurelists\n";
3199	}	3349	}
3200		3350
3201	sub reload_resources {	3351	sub reload_resources {
3202	warn "reloading resource files...\n";	3352	warn "reloading resource files...\n";
3203		3353
		3354	reload_facedata;
		3355	reload_archetypes;
3204	reload_regions;	3356	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3357	reload_treasures;
3209		3358
3210	warn "finished reloading resource files\n";	3359	warn "finished reloading resource files\n";
3211	}
3212
3213	sub init {
3214	reload_resources;
3215	}	3360	}
3216		3361
3217	sub reload_config {	3362	sub reload_config {
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3363	open my $fh, "<:utf8", "$CONFDIR/config"
3219	or return;	3364	or return;
3220		3365
3221	local $/;	3366	local $/;
3222	*CFG = YAML::Syck::Load <$fh>;	3367	*CFG = YAML::Load <$fh>;
3223		3368
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3225		3370
3226	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3371	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3227	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3372	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3233	};	3378	};
3234	warn $@ if $@;	3379	warn $@ if $@;
3235	}	3380	}
3236	}	3381	}
3237		3382
		3383	sub pidfile() {
		3384	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3385	or die "$PIDFILE: $!";
		3386	flock $fh, &Fcntl::LOCK_EX
		3387	or die "$PIDFILE: flock: $!";
		3388	$fh
		3389	}
		3390
		3391	# make sure only one server instance is running at any one time
		3392	sub atomic {
		3393	my $fh = pidfile;
		3394
		3395	my $pid = <$fh>;
		3396	kill 9, $pid if $pid > 0;
		3397
		3398	seek $fh, 0, 0;
		3399	print $fh $$;
		3400	}
		3401
3238	sub main {	3402	sub main {
		3403	cf::init_globals; # initialise logging
		3404
		3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3406	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3409
		3410	cf::init_experience;
		3411	cf::init_anim;
		3412	cf::init_attackmess;
		3413	cf::init_dynamic;
		3414	cf::init_block;
		3415
		3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3417
3239	# we must not ever block the main coroutine	3418	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3419	local $Coro::idle = sub {
3241	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3420	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3242	(async {	3421	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3422	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3423	EV::loop EV::LOOP_ONESHOT;
3245	})->prio (Coro::PRIO_MAX);	3424	})->prio (Coro::PRIO_MAX);
3246	};	3425	};
3247		3426
		3427	evthread_start IO::AIO::poll_fileno;
		3428
		3429	cf::sync_job {
		3430	reload_resources;
3248	reload_config;	3431	reload_config;
3249	db_init;	3432	db_init;
		3433
		3434	cf::load_settings;
		3435	cf::load_materials;
		3436	cf::init_uuid;
		3437	cf::init_signals;
		3438	cf::init_commands;
		3439	cf::init_skills;
		3440
		3441	cf::init_beforeplay;
		3442
		3443	atomic;
		3444
3250	load_extensions;	3445	load_extensions;
3251		3446
3252	$TICK_WATCHER->start;	3447	utime time, time, $RUNTIMEFILE;
		3448
		3449	# no (long-running) fork's whatsoever before this point(!)
		3450	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3451
		3452	(pop @POST_INIT)->(0) while @POST_INIT;
		3453	};
		3454
3253	Event::loop;	3455	EV::loop;
3254	}	3456	}
3255		3457
3256	#############################################################################	3458	#############################################################################
3257	# initialisation and cleanup	3459	# initialisation and cleanup
3258		3460
3259	# install some emergency cleanup handlers	3461	# install some emergency cleanup handlers
3260	BEGIN {	3462	BEGIN {
		3463	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	3464	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3263	reentrant => 0,
3264	data => WF_AUTOCANCEL,
3265	signal => $signal,
3266	prio => 0,
3267	cb => sub {
3268	cf::cleanup "SIG$signal";	3466	cf::cleanup "SIG$signal";
3269	},
3270	);	3467	};
3271	}	3468	}
3272	}	3469	}
3273		3470
3274	sub write_runtime {	3471	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";
3276
3277	# first touch the runtime file to show we are still running:	3472	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	3473	# the fsync below can take a very very long time.
3279		3474
3280	IO::AIO::aio_utime $runtime, undef, undef;	3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3281		3476
3282	my $guard = cf::lock_acquire "write_runtime";	3477	my $guard = cf::lock_acquire "write_runtime";
3283		3478
3284	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3285	or return;	3480	or return;
3286		3481
3287	my $value = $cf::RUNTIME + 90 + 10;	3482	my $value = $cf::RUNTIME + 90 + 10;
3288	# 10 is the runtime save interval, for a monotonic clock	3483	# 10 is the runtime save interval, for a monotonic clock
3289	# 60 allows for the watchdog to kill the server.	3484	# 60 allows for the watchdog to kill the server.
…		…
3299	aio_utime $fh, undef, undef;	3494	aio_utime $fh, undef, undef;
3300		3495
3301	close $fh	3496	close $fh
3302	or return;	3497	or return;
3303		3498
3304	aio_rename "$runtime~", $runtime	3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3305	and return;	3500	and return;
3306		3501
3307	warn "runtime file written.\n";	3502	warn "runtime file written.\n";
3308		3503
3309	1	3504	1
		3505	}
		3506
		3507	our $uuid_lock;
		3508	our $uuid_skip;
		3509
		3510	sub write_uuid_sync($) {
		3511	$uuid_skip ||= $_[0];
		3512
		3513	return if $uuid_lock;
		3514	local $uuid_lock = 1;
		3515
		3516	my $uuid = "$LOCALDIR/uuid";
		3517
		3518	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3519	or return;
		3520
		3521	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3522	$uuid_skip = 0;
		3523
		3524	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3525	and return;
		3526
		3527	# always fsync - this file is important
		3528	aio_fsync $fh
		3529	and return;
		3530
		3531	close $fh
		3532	or return;
		3533
		3534	aio_rename "$uuid~", $uuid
		3535	and return;
		3536
		3537	warn "uuid file written ($value).\n";
		3538
		3539	1
		3540
		3541	}
		3542
		3543	sub write_uuid($$) {
		3544	my ($skip, $sync) = @_;
		3545
		3546	$sync ? write_uuid_sync $skip
		3547	: async { write_uuid_sync $skip };
3310	}	3548	}
3311		3549
3312	sub emergency_save() {	3550	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	3551	my $freeze_guard = cf::freeze_mainloop;
3314		3552
…		…
3336	warn "end emergency map save\n";	3574	warn "end emergency map save\n";
3337		3575
3338	warn "begin emergency database checkpoint\n";	3576	warn "begin emergency database checkpoint\n";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	3577	BDB::db_env_txn_checkpoint $DB_ENV;
3340	warn "end emergency database checkpoint\n";	3578	warn "end emergency database checkpoint\n";
		3579
		3580	warn "begin write uuid\n";
		3581	write_uuid_sync 1;
		3582	warn "end write uuid\n";
3341	};	3583	};
3342		3584
3343	warn "leave emergency perl save\n";	3585	warn "leave emergency perl save\n";
3344	}	3586	}
3345		3587
3346	sub post_cleanup {	3588	sub post_cleanup {
3347	my ($make_core) = @_;	3589	my ($make_core) = @_;
3348		3590
3349	warn Carp::longmess "post_cleanup backtrace"	3591	warn Carp::longmess "post_cleanup backtrace"
3350	if $make_core;	3592	if $make_core;
		3593
		3594	my $fh = pidfile;
		3595	unlink $PIDFILE if <$fh> == $$;
		3596	}
		3597
		3598	# a safer delete_package, copied from Symbol
		3599	sub clear_package($) {
		3600	my $pkg = shift;
		3601
		3602	# expand to full symbol table name if needed
		3603	unless ($pkg =~ /^main::.*::$/) {
		3604	$pkg = "main$pkg" if $pkg =~ /^::/;
		3605	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3606	$pkg .= '::' unless $pkg =~ /::$/;
		3607	}
		3608
		3609	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3610	my $stem_symtab = *{$stem}{HASH};
		3611
		3612	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3613	or return;
		3614
		3615	# clear all symbols
		3616	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3617	for my $name (keys %$leaf_symtab) {
		3618	_gv_clear *{"$pkg$name"};
		3619	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3620	}
		3621	warn "cleared package $pkg\n";#d#
3351	}	3622	}
3352		3623
3353	sub do_reload_perl() {	3624	sub do_reload_perl() {
3354	# can/must only be called in main	3625	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	3626	if ($Coro::current != $Coro::main) {
3356	warn "can only reload from main coroutine";	3627	warn "can only reload from main coroutine";
3357	return;	3628	return;
3358	}	3629	}
3359		3630
		3631	return if $RELOAD++;
		3632
		3633	while ($RELOAD) {
3360	warn "reloading...";	3634	warn "reloading...";
3361		3635
3362	warn "entering sync_job";	3636	warn "entering sync_job";
3363		3637
3364	cf::sync_job {	3638	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
3366	cf::emergency_save;	3640	cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark	3641	cf::write_runtime_sync; # external watchdog should not bark
3368		3642
3369	warn "syncing database to disk";	3643	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;	3644	BDB::db_env_txn_checkpoint $DB_ENV;
3371		3645
3372	# if anything goes wrong in here, we should simply crash as we already saved	3646	# if anything goes wrong in here, we should simply crash as we already saved
3373		3647
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";	3648	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;	3649	while (IO::AIO::nreqs || BDB::nreqs) {
3385	warn "iterate...";	3650	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3386	}
3387
3388	++$RELOAD;
3389
3390	warn "cancelling all extension coros";
3391	$_->cancel for values %EXT_CORO;
3392	%EXT_CORO = ();
3393
3394	warn "removing commands";
3395	%COMMAND = ();
3396
3397	warn "removing ext/exti commands";
3398	%EXTCMD = ();
3399	%EXTICMD = ();
3400
3401	warn "unloading/nuking all extensions";
3402	for my $pkg (@EXTS) {
3403	warn "... unloading $pkg";
3404
3405	if (my $cb = $pkg->can ("unload")) {
3406	eval {
3407	$cb->($pkg);
3408	1
3409	} or warn "$pkg unloaded, but with errors: $@";
3410	}	3651	}
3411		3652
3412	warn "... nuking $pkg";	3653	warn "cancelling all extension coros";
3413	Symbol::delete_package $pkg;	3654	$_->cancel for values %EXT_CORO;
3414	}	3655	%EXT_CORO = ();
3415		3656
3416	warn "unloading all perl modules loaded from $LIBDIR";	3657	warn "removing commands";
3417	while (my ($k, $v) = each %INC) {	3658	%COMMAND = ();
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		3659
		3660	warn "removing ext/exti commands";
		3661	%EXTCMD = ();
		3662	%EXTICMD = ();
		3663
		3664	warn "unloading/nuking all extensions";
		3665	for my $pkg (@EXTS) {
3420	warn "... unloading $k";	3666	warn "... unloading $pkg";
3421	delete $INC{$k};
3422		3667
3423	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;
3425
3426	if (my $cb = $k->can ("unload_module")) {	3668	if (my $cb = $pkg->can ("unload")) {
		3669	eval {
3427	$cb->();	3670	$cb->($pkg);
		3671	1
		3672	} or warn "$pkg unloaded, but with errors: $@";
		3673	}
		3674
		3675	warn "... clearing $pkg";
		3676	clear_package $pkg;
3428	}	3677	}
3429		3678
3430	Symbol::delete_package $k;	3679	warn "unloading all perl modules loaded from $LIBDIR";
		3680	while (my ($k, $v) = each %INC) {
		3681	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3682
		3683	warn "... unloading $k";
		3684	delete $INC{$k};
		3685
		3686	$k =~ s/\.pm$//;
		3687	$k =~ s/\//::/g;
		3688
		3689	if (my $cb = $k->can ("unload_module")) {
		3690	$cb->();
		3691	}
		3692
		3693	clear_package $k;
3431	}	3694	}
3432		3695
3433	warn "getting rid of safe::, as good as possible";	3696	warn "getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	3697	clear_package "safe::$_"
3435	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3698	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3436		3699
3437	warn "unloading cf.pm \"a bit\"";	3700	warn "unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	3701	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	3702	delete $INC{"cf/pod.pm"};
3440		3703
3441	# don't, removes xs symbols, too,	3704	# don't, removes xs symbols, too,
3442	# and global variables created in xs	3705	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	3706	#clear_package __PACKAGE__;
3444		3707
3445	warn "unload completed, starting to reload now";	3708	warn "unload completed, starting to reload now";
3446		3709
3447	warn "reloading cf.pm";	3710	warn "reloading cf.pm";
3448	require cf;	3711	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3450		3713
3451	warn "loading config and database again";	3714	warn "loading config and database again";
3452	cf::reload_config;	3715	cf::reload_config;
3453		3716
3454	warn "loading extensions";	3717	warn "loading extensions";
3455	cf::load_extensions;	3718	cf::load_extensions;
3456		3719
3457	warn "reattaching attachments to objects/players";	3720	warn "reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	3721	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	3722	warn "reattaching attachments to maps";
3460	reattach $_ for values %MAP;	3723	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	3724	warn "reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	3725	reattach $_ for values %PLAYER;
3463		3726
		3727	warn "running post_load";
		3728	(pop @POST_INIT)->(1) while @POST_INIT;
		3729
3464	warn "leaving sync_job";	3730	warn "leaving sync_job";
3465		3731
3466	1	3732	1
3467	} or do {	3733	} or do {
3468	warn $@;	3734	warn $@;
3469	warn "error while reloading, exiting.";	3735	cf::cleanup "error while reloading, exiting.";
3470	exit 1;
3471	};	3736	};
3472		3737
3473	warn "reloaded";	3738	warn "reloaded";
		3739	--$RELOAD;
		3740	}
3474	};	3741	};
3475		3742
3476	our $RELOAD_WATCHER; # used only during reload	3743	our $RELOAD_WATCHER; # used only during reload
3477		3744
3478	sub reload_perl() {	3745	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	3746	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	3747	# coro crashes during coro_state_free->destroy here.
3481		3748
3482	$RELOAD_WATCHER ||= Event->timer (	3749	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3483	reentrant => 0,
3484	after => 0,
3485	data => WF_AUTOCANCEL,
3486	cb => sub {
3487	do_reload_perl;	3750	do_reload_perl;
3488	undef $RELOAD_WATCHER;	3751	undef $RELOAD_WATCHER;
3489	},
3490	);	3752	};
3491	}	3753	}
3492		3754
3493	register_command "reload" => sub {	3755	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	3756	my ($who, $arg) = @_;
3495		3757
…		…
3508		3770
3509	our @WAIT_FOR_TICK;	3771	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;	3772	our @WAIT_FOR_TICK_BEGIN;
3511		3773
3512	sub wait_for_tick {	3774	sub wait_for_tick {
3513	return unless $TICK_WATCHER->is_active;
3514	return if $Coro::current == $Coro::main;	3775	return if tick_inhibit || $Coro::current == $Coro::main;
3515		3776
3516	my $signal = new Coro::Signal;	3777	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK, $signal;	3778	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;	3779	$signal->wait;
3519	}	3780	}
3520		3781
3521	sub wait_for_tick_begin {	3782	sub wait_for_tick_begin {
3522	return unless $TICK_WATCHER->is_active;
3523	return if $Coro::current == $Coro::main;	3783	return if tick_inhibit || $Coro::current == $Coro::main;
3524		3784
3525	my $signal = new Coro::Signal;	3785	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	3786	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	3787	$signal->wait;
3528	}	3788	}
3529		3789
3530	$TICK_WATCHER = Event->timer (	3790	sub tick {
3531	reentrant => 0,
3532	parked => 1,
3533	prio => 0,
3534	at => $NEXT_TICK || $TICK,
3535	data => WF_AUTOCANCEL,
3536	cb => sub {
3537	if ($Coro::current != $Coro::main) {	3791	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3792	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	3793	unless ++$bug_warning > 10;
3540	return;	3794	return;
3541	}	3795	}
3542		3796
3543	$NOW = $tick_start = Event::time;
3544
3545	cf::server_tick; # one server iteration	3797	cf::server_tick; # one server iteration
3546		3798
3547	$RUNTIME += $TICK;
3548	$NEXT_TICK += $TICK;
3549
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3799	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	3800	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	3801	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	3802	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	3803	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	3804	or warn "ERROR: unable to write runtime file: $!";
3556	};
3557	}	3805	};
		3806	}
3558		3807
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3808	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	3809	$sig->send;
3561	}	3810	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	3811	while (my $sig = shift @WAIT_FOR_TICK) {
3563	$sig->send;	3812	$sig->send;
3564	}	3813	}
3565		3814
3566	$NOW = Event::time;	3815	$LOAD = ($NOW - $TICK_START) / $TICK;
3567
3568	# if we are delayed by four ticks or more, skip them all
3569	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3570
3571	$TICK_WATCHER->at ($NEXT_TICK);
3572	$TICK_WATCHER->start;
3573
3574	$LOAD = ($NOW - $tick_start) / $TICK;
3575	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3816	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		3817
3577	_post_tick;	3818	if (0) {
		3819	if ($NEXT_TICK) {
		3820	my $jitter = $TICK_START - $NEXT_TICK;
		3821	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3822	warn "jitter $JITTER\n";#d#
		3823	}
3578	},	3824	}
3579	);	3825	}
3580		3826
3581	{	3827	{
		3828	# configure BDB
		3829
3582	BDB::min_parallel 8;	3830	BDB::min_parallel 8;
3583	BDB::max_poll_time $TICK * 0.1;	3831	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	3832	$AnyEvent::BDB::WATCHER->priority (1);
3585	reentrant => 0,
3586	fd => BDB::poll_fileno,
3587	poll => 'r',
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => \&BDB::poll_cb,
3591	);
3592
3593	BDB::set_sync_prepare {
3594	my $status;
3595	my $current = $Coro::current;
3596	(
3597	sub {
3598	$status = $!;
3599	$current->ready; undef $current;
3600	},
3601	sub {
3602	Coro::schedule while defined $current;
3603	$! = $status;
3604	},
3605	)
3606	};
3607		3833
3608	unless ($DB_ENV) {	3834	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	3835	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3836	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| BDB::LOG_AUTOREMOVE, 1);	3837	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3838	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3839	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3840	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		3841
3615	cf::sync_job {	3842	cf::sync_job {
3616	eval {	3843	eval {
…		…
3626		3853
3627	cf::cleanup "db_env_open(db): $@" if $@;	3854	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	3855	};
3629	}	3856	}
3630		3857
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	3858	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3632	after => 3,
3633	interval => 1,
3634	hard => 1,
3635	prio => 0,
3636	data => WF_AUTOCANCEL,
3637	cb => sub {
3638	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3859	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	3860	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	3861	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3642	after => 11,
3643	interval => 60,
3644	hard => 1,
3645	prio => 0,
3646	data => WF_AUTOCANCEL,
3647	cb => sub {
3648	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3862	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	3863	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	3864	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3652	after => 5,
3653	interval => 10,
3654	hard => 1,
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => sub {
3658	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3865	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	3866	};
3661	}	3867	}
3662		3868
3663	{	3869	{
		3870	# configure IO::AIO
		3871
3664	IO::AIO::min_parallel 8;	3872	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	3873	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	3874	undef $AnyEvent::AIO::WATCHER;
3669	reentrant => 0,
3670	data => WF_AUTOCANCEL,
3671	fd => IO::AIO::poll_fileno,
3672	poll => 'r',
3673	prio => 0,
3674	cb => \&IO::AIO::poll_cb,
3675	);
3676	}	3875	}
3677		3876
3678	my $_log_backtrace;	3877	my $_log_backtrace;
3679		3878
3680	sub _log_backtrace {	3879	sub _log_backtrace {
…		…
3683	$msg =~ s/\n//;	3882	$msg =~ s/\n//;
3684		3883
3685	# limit the # of concurrent backtraces	3884	# limit the # of concurrent backtraces
3686	if ($_log_backtrace < 2) {	3885	if ($_log_backtrace < 2) {
3687	++$_log_backtrace;	3886	++$_log_backtrace;
		3887	my $perl_bt = Carp::longmess $msg;
3688	async {	3888	async {
3689	$Coro::current->{desc} = "abt $msg";	3889	$Coro::current->{desc} = "abt $msg";
3690		3890
3691	my @bt = fork_call {	3891	my @bt = fork_call {
3692	@addr = map { sprintf "%x", $_ } @addr;	3892	@addr = map { sprintf "%x", $_ } @addr;
…		…
3703	}	3903	}
3704		3904
3705	@funcs	3905	@funcs
3706	};	3906	};
3707		3907
3708	LOG llevInfo, "[ABT] $msg\n";	3908	LOG llevInfo, "[ABT] $perl_bt\n";
		3909	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3709	LOG llevInfo, "[ABT] $_\n" for @bt;	3910	LOG llevInfo, "[ABT] $_\n" for @bt;
3710	--$_log_backtrace;	3911	--$_log_backtrace;
3711	};	3912	};
3712	} else {	3913	} else {
3713	LOG llevInfo, "[ABT] $msg\n";	3914	LOG llevInfo, "[ABT] $msg\n";

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