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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.391 by root, Fri Oct 26 04:22:05 2007 UTC vs.
Revision 1.457 by root, Wed Oct 1 05:50:19 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;
		134
		135	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
105		136
106	binmode STDOUT;	137	binmode STDOUT;
107	binmode STDERR;	138	binmode STDERR;
108		139
109	# read virtual server time, if available	140	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	141	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	142	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	143	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	144	$RUNTIME = <$fh> + 0.;
114	}	145	}
115		146
116	mkdir $_	147	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	148	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
162		193
163	The raw value load value from the last tick.	194	The raw value load value from the last tick.
164		195
165	=item %cf::CFG	196	=item %cf::CFG
166		197
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	198	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	199	from wherever your confdir points to.
169		200
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	201	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		202
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	203	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;	224	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		225
195	LOG llevError, $msg;	226	LOG llevError, $msg;
196	};	227	};
197	}	228	}
		229
		230	$Coro::State::DIEHOOK = sub {
		231	return unless $^S eq 0; # "eq", not "=="
		232
		233	if ($Coro::current == $Coro::main) {#d#
		234	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		235	return;#d#
		236	}#d#
		237
		238	# kill coroutine otherwise
		239	warn Carp::longmess $_[0];
		240	Coro::terminate
		241	};
		242
		243	$SIG{__DIE__} = sub { }; #d#?
198		244
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	245	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	246	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	247	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	248	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	255	for my $pkg (qw(
210	cf::global cf::attachable	256	cf::global cf::attachable
211	cf::object cf::object::player	257	cf::object cf::object::player
212	cf::client cf::player	258	cf::client cf::player
213	cf::arch cf::living	259	cf::arch cf::living
		260	cf::map cf::mapspace
214	cf::map cf::party cf::region	261	cf::party cf::region
215	)) {	262	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	263	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	264	}
219		265
220	$Event::DIED = sub {	266	$EV::DIED = sub {
221	warn "error in event callback: @_";	267	warn "error in event callback: @_";
222	};	268	};
223		269
224	#############################################################################	270	#############################################################################
225		271
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	294	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	295	$d
250	} || "[unable to dump $_[0]: '$@']";	296	} || "[unable to dump $_[0]: '$@']";
251	}	297	}
252		298
253	=item $ref = cf::from_json $json	299	=item $ref = cf::decode_json $json
254		300
255	Converts a JSON string into the corresponding perl data structure.	301	Converts a JSON string into the corresponding perl data structure.
256		302
257	=item $json = cf::to_json $ref	303	=item $json = cf::encode_json $ref
258		304
259	Converts a perl data structure into its JSON representation.	305	Converts a perl data structure into its JSON representation.
260		306
261	=cut	307	=cut
262		308
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	309	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		310
265	sub to_json ($) { $json_coder->encode ($_[0]) }	311	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	312	sub decode_json($) { $json_coder->decode ($_[0]) }
		313
		314	=item cf::post_init { BLOCK }
		315
		316	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		317	but I<before> the server starts ticking again.
		318
		319	The cdoeblock will have a single boolean argument to indicate whether this
		320	is a reload or not.
		321
		322	=cut
		323
		324	sub post_init(&) {
		325	push @POST_INIT, shift;
		326	}
267		327
268	=item cf::lock_wait $string	328	=item cf::lock_wait $string
269		329
270	Wait until the given lock is available. See cf::lock_acquire.	330	Wait until the given lock is available. See cf::lock_acquire.
271		331
…		…
299	return;#d#	359	return;#d#
300	}#d#	360	}#d#
301		361
302	# wait for lock, if any	362	# wait for lock, if any
303	while ($LOCK{$key}) {	363	while ($LOCK{$key}) {
		364	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
304	push @{ $LOCK{$key} }, $Coro::current;	365	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;	366	Coro::schedule;
306	}	367	}
307	}	368	}
308		369
…		…
327		388
328	! ! $LOCK{$key}	389	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	Coro::guard \&tick_inhibit_dec;
335	$TICK_WATCHER->start;	396	}
336	};	397
337	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
338	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	455	}
384	}	456	}
385	};	457	};
386		458
387	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
388	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
389		463
390	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
392		466
…		…
406		480
407	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
408		482
409	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
410		484
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	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	486	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	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	488	acceptable.
415		489
416	If it must be done, put the blocking parts into C<sync_job>. This will run	490	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	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		496
423	sub sync_job(&) {	497	sub sync_job(&) {
424	my ($job) = @_;	498	my ($job) = @_;
425		499
426	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	501	my $time = EV::time;
428		502
429	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
431		505
432	LOG llevError, Carp::longmess "sync job";#d#	506	LOG llevError, Carp::longmess "sync job";#d#
433		507
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
437		509
438	my $busy = 1;	510	my $busy = 1;
439	my @res;	511	my @res;
440		512
…		…
447		519
448	while ($busy) {	520	while ($busy) {
449	if (Coro::nready) {	521	if (Coro::nready) {
450	Coro::cede_notself;	522	Coro::cede_notself;
451	} else {	523	} else {
452	Event::one_event;	524	EV::loop EV::LOOP_ONESHOT;
453	}	525	}
454	}	526	}
455		527
456	$time = Event::time - $time;	528	my $time = EV::time - $time;
457		529
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	530	$TICK_START += $time; # do not account sync jobs to server load
462		531
463	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
464	} else {	533	} else {
465	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
466		535
…		…
491	=item fork_call { }, $args	560	=item fork_call { }, $args
492		561
493	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
497		566
498	=cut	567	=cut
499		568
500	sub fork_call(&@) {	569	sub fork_call(&@) {
501	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
508	reset_signals;	577	reset_signals;
509	&$cb	578	&$cb
510	}, @args;	579	}, @args;
511		580
512	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
		582	}
		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
513	}	609	}
514		610
515	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
516		612
517	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
656		752
657	#############################################################################	753	#############################################################################
658		754
659	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
660		756
661	Many objects in crossfire are so-called attachable objects. That means you can	757	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")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
664		760
665	In the following description, CLASS can be any of C<global>, C<object>	761	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	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	763	Deliantra).
668		764
669	=over 4	765	=over 4
670		766
671	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
672		768
…		…
716	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
717		813
718	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
720		816
721	Some classes such as crossfire maps and objects can specify attachments	817	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.	818	that are attached at load/instantiate time, thus the need for a name.
723		819
724	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
725		821
726	=over 4	822	=over 4
…		…
954	}	1050	}
955		1051
956	0	1052	0
957	}	1053	}
958		1054
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1056
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1058
963	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
964		1060
…		…
1017		1113
1018	sub reattach {	1114	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1116	my ($obj) = @_;
1021		1117
		1118	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1120
1024	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
1025		1122
1026	@$registry = ();	1123	@$registry = ();
1027		1124
…		…
1042	cf::attachable->attach (	1139	cf::attachable->attach (
1043	prio => -1000000,	1140	prio => -1000000,
1044	on_instantiate => sub {	1141	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1046		1143
1047	$data = from_json $data;	1144	$data = decode_json $data;
1048		1145
1049	for (@$data) {	1146	for (@$data) {
1050	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1051		1148
1052	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1076		1173
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1177	aio_fsync $fh if $cf::USE_FSYNC;
1081	close $fh;	1178	aio_close $fh;
1082		1179
1083	if (@$objs) {	1180	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1183	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1184	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1185	aio_fsync $fh if $cf::USE_FSYNC;
1089	close $fh;	1186	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1187	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1188	}
1092	} else {	1189	} else {
1093	aio_unlink "$filename.pst";	1190	aio_unlink "$filename.pst";
1094	}	1191	}
1095		1192
1096	aio_rename "$filename~", $filename;	1193	aio_rename "$filename~", $filename;
		1194
		1195	$filename =~ s%/[^/]+$%%;
		1196	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1197	} else {
1098	warn "FATAL: $filename~: $!\n";	1198	warn "FATAL: $filename~: $!\n";
1099	}	1199	}
1100	} else {	1200	} else {
1101	aio_unlink $filename;	1201	aio_unlink $filename;
…		…
1194	my ($name, $cb) = @_;	1294	my ($name, $cb) = @_;
1195		1295
1196	$EXTICMD{$name} = $cb;	1296	$EXTICMD{$name} = $cb;
1197	}	1297	}
1198		1298
		1299	use File::Glob ();
		1300
1199	cf::player->attach (	1301	cf::player->attach (
1200	on_command => sub {	1302	on_command => sub {
1201	my ($pl, $name, $params) = @_;	1303	my ($pl, $name, $params) = @_;
1202		1304
1203	my $cb = $COMMAND{$name}	1305	my $cb = $COMMAND{$name}
…		…
1235		1337
1236	cf::override;	1338	cf::override;
1237	},	1339	},
1238	);	1340	);
1239		1341
		1342	# "readahead" all extensions
		1343	sub cache_extensions {
		1344	my $grp = IO::AIO::aio_group;
		1345
		1346	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1347	for (grep /\.ext$/, @{$_[0]}) {
		1348	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1349	}
		1350	};
		1351
		1352	$grp
		1353	}
		1354
1240	sub load_extensions {	1355	sub load_extensions {
1241	cf::sync_job {	1356	cf::sync_job {
1242	my %todo;	1357	my %todo;
1243		1358
1244	for my $path (<$LIBDIR/*.ext>) {	1359	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1378
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1379	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1380	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1381
1267	$ext{source} =	1382	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1383	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1384	. "#line 1 \"$path\"\n{\n"
1270	. $source	1385	. $source
1271	. "\n};\n1";	1386	. "\n};\n1";
1272		1387
1273	$todo{$base} = \%ext;	1388	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1404	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1405	: "$v->{base}: extension inactive.\n";
1291		1406
1292	if (exists $v->{meta}{mandatory}) {	1407	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1408	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1409	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1410	}
1297		1411
1298	warn $msg;	1412	warn $msg;
1299	}	1413	}
1300		1414
…		…
1314		1428
1315	=back	1429	=back
1316		1430
1317	=head2 CORE EXTENSIONS	1431	=head2 CORE EXTENSIONS
1318		1432
1319	Functions and methods that extend core crossfire objects.	1433	Functions and methods that extend core deliantra objects.
1320		1434
1321	=cut	1435	=cut
1322		1436
1323	package cf::player;	1437	package cf::player;
1324		1438
…		…
1367		1481
1368	sub exists($) {	1482	sub exists($) {
1369	my ($login) = @_;	1483	my ($login) = @_;
1370		1484
1371	$cf::PLAYER{$login}	1485	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1486	or !aio_stat path $login
1373	}	1487	}
1374		1488
1375	sub find($) {	1489	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1490	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1491	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1503	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1504	or return;
1391		1505
1392	my $pl = cf::player::load_pl $f	1506	my $pl = cf::player::load_pl $f
1393	or return;	1507	or return;
		1508
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1509	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1510	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1511	$cf::PLAYER{$login} = $pl
1397	}	1512	}
1398	}	1513	}
…		…
1408		1523
1409	return if $pl->{deny_save};	1524	return if $pl->{deny_save};
1410		1525
1411	aio_mkdir playerdir $pl, 0770;	1526	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1527	$pl->{last_save} = $cf::RUNTIME;
		1528
		1529	cf::get_slot 0.01;
1413		1530
1414	$pl->save_pl ($path);	1531	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1532	cf::cede_to_tick;
1416	}	1533	}
1417		1534
…		…
1449	my ($pl) = @_;	1566	my ($pl) = @_;
1450		1567
1451	my $name = $pl->ob->name;	1568	my $name = $pl->ob->name;
1452		1569
1453	$pl->{deny_save} = 1;	1570	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1571	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1572
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1573	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1574	$pl->deactivate;
		1575	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1576	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1577	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1578	$pl->ns->destroy if $pl->ns;
1460		1579
1461	my $path = playerdir $pl;	1580	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1581	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1620
1502	for my $login (@$dirs) {	1621	for my $login (@$dirs) {
1503	my $path = path $login;	1622	my $path = path $login;
1504		1623
1505	# a .pst is a dead give-away for a valid player	1624	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1625	# if no pst file found, open and chekc for blocked users
		1626	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1627	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1628	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1629	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1630	}
1511		1631
…		…
1542	}	1662	}
1543		1663
1544	\@paths	1664	\@paths
1545	}	1665	}
1546		1666
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1667	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1668
1549	Expand crossfire pod fragments into protocol xml.	1669	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	(?:
1558	\ (.*?)\ (?{ $group = $^N })
1559	| < (??{$interior}) >
1560	)
1561	}x;
1562
1563	sub expand_cfpod {
1564	my ($self, $pod) = @_;
1565
1566	my $xml;
1567
1568	while () {
1569	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?=[^<]) )+ )/xgcs) {
1570	$group = $1;
1571
1572	$group =~ s/&/&amp;/g;
1573	$group =~ s/</&lt;/g;
1574
1575	$xml .= $group;
1576	} elsif ($pod =~ m%\G
1577	([BCGHITU])
1578	<
1579	(?:
1580	([^<>]*) (?{ $group = $^N })
1581	| < $interior >
1582	)
1583	>
1584	%gcsx
1585	) {
1586	my ($code, $data) = ($1, $group);
1587
1588	if ($code eq "B") {
1589	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1590	} elsif ($code eq "I") {
1591	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1592	} elsif ($code eq "U") {
1593	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1594	} elsif ($code eq "C") {
1595	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1596	} elsif ($code eq "T") {
1597	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1598	} elsif ($code eq "G") {
1599	my ($male, $female) = split /\|/, $data;
1600	$data = $self->gender ? $female : $male;
1601	$xml .= expand_cfpod ($self, $data);
1602	} elsif ($code eq "H") {
1603	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1604	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1605	"")
1606	[$self->{hintmode}];
1607	} else {
1608	$xml .= "error processing '$code($data)' directive";
1609	}
1610	} else {
1611	if ($pod =~ /\G(.+)/) {
1612	warn "parse error while expanding $pod (at $1)";
1613	}
1614	last;
1615	}
1616	}
1617
1618	for ($xml) {
1619	# create single paragraphs (very hackish)
1620	s/(?<=\S)\n(?=\w)/ /g;
1621
1622	# compress some whitespace
1623	s/\s+\n/\n/g; # ws line-ends
1624	s/\n\n+/\n/g; # double lines
1625	s/^\n+//; # beginning lines
1626	s/\n+$//; # ending lines
1627	}
1628
1629	$xml
1630	}
1631
1632	sub hintmode {
1633	$_[0]{hintmode} = $_[1] if @_ > 1;
1634	$_[0]{hintmode}
1635	}
1636		1670
1637	=item $player->ext_reply ($msgid, @msg)	1671	=item $player->ext_reply ($msgid, @msg)
1638		1672
1639	Sends an ext reply to the player.	1673	Sends an ext reply to the player.
1640		1674
…		…
1707	our $MAX_RESET = 3600;	1741	our $MAX_RESET = 3600;
1708	our $DEFAULT_RESET = 3000;	1742	our $DEFAULT_RESET = 3000;
1709		1743
1710	sub generate_random_map {	1744	sub generate_random_map {
1711	my ($self, $rmp) = @_;	1745	my ($self, $rmp) = @_;
		1746
		1747	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1748
1712	# mit "rum" bekleckern, nicht	1749	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1750	$self->_create_random_map (
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1751	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1752	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1753	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1838		1875
1839	# the temporary/swap location	1876	# the temporary/swap location
1840	sub save_path {	1877	sub save_path {
1841	my ($self) = @_;	1878	my ($self) = @_;
1842		1879
1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1880	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1844	"$TMPDIR/$path.map"	1881	"$TMPDIR/$path.map"
1845	}	1882	}
1846		1883
1847	# the unique path, undef == no special unique path	1884	# the unique path, undef == no special unique path
1848	sub uniq_path {	1885	sub uniq_path {
1849	my ($self) = @_;	1886	my ($self) = @_;
1850		1887
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1888	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	1889	"$UNIQUEDIR/$path"
1853	}	1890	}
1854		1891
1855	# and all this just because we cannot iterate over	1892	# and all this just because we cannot iterate over
1856	# all maps in C++...	1893	# all maps in C++...
…		…
1954		1991
1955	cf::lock_wait "map_data:$path";#d#remove	1992	cf::lock_wait "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	1993	cf::lock_wait "map_find:$path";
1957		1994
1958	$cf::MAP{$path} || do {	1995	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_find:$path";
1960	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1996	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1997	my $guard2 = cf::lock_acquire "map_find:$path";
1961		1998
1962	my $map = new_from_path cf::map $path	1999	my $map = new_from_path cf::map $path
1963	or return;	2000	or return;
1964		2001
1965	$map->{last_save} = $cf::RUNTIME;	2002	$map->{last_save} = $cf::RUNTIME;
…		…
1968	or return;	2005	or return;
1969		2006
1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2007	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1971	# doing this can freeze the server in a sync job, obviously	2008	# doing this can freeze the server in a sync job, obviously
1972	#$cf::WAIT_FOR_TICK->wait;	2009	#$cf::WAIT_FOR_TICK->wait;
		2010	undef $guard2;
1973	undef $guard1;	2011	undef $guard1;
1974	undef $guard2;
1975	$map->reset;	2012	$map->reset;
1976	return find $path;	2013	return find $path;
1977	}	2014	}
1978		2015
1979	$cf::MAP{$path} = $map	2016	$cf::MAP{$path} = $map
…		…
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2043	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2044	$f->skip_block;
2008	$self->_load_objects ($f)	2045	$self->_load_objects ($f)
2009	or return;	2046	or return;
2010		2047
2011	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2048	$self->post_load_original
2012	if delete $self->{load_original};	2049	if delete $self->{load_original};
2013		2050
2014	if (my $uniq = $self->uniq_path) {	2051	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2052	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2053	unless (aio_stat $uniq) {
…		…
2042	}	2079	}
2043		2080
2044	$self->{last_save} = $cf::RUNTIME;	2081	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2082	$self->last_access ($cf::RUNTIME);
2046		2083
2047	$self->in_memory (cf::MAP_IN_MEMORY);	2084	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2085	}
2049		2086
2050	$self->post_load;	2087	$self->post_load;
2051	}	2088	}
2052		2089
…		…
2110	my ($path, $origin, $load) = @_;	2147	my ($path, $origin, $load) = @_;
2111		2148
2112	$path = normalise $path, $origin && $origin->{path};	2149	$path = normalise $path, $origin && $origin->{path};
2113		2150
2114	if (my $map = $cf::MAP{$path}) {	2151	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2152	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2116	}	2153	}
2117		2154
2118	$MAP_PREFETCH{$path} |= $load;	2155	$MAP_PREFETCH{$path} |= $load;
2119		2156
2120	$MAP_PREFETCHER ||= cf::async {	2157	$MAP_PREFETCHER ||= cf::async {
…		…
2157	cf::async {	2194	cf::async {
2158	$Coro::current->{desc} = "map player save";	2195	$Coro::current->{desc} = "map player save";
2159	$_->contr->save for $self->players;	2196	$_->contr->save for $self->players;
2160	};	2197	};
2161		2198
		2199	cf::get_slot 0.02;
		2200
2162	if ($uniq) {	2201	if ($uniq) {
2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2202	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2203	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2165	} else {	2204	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2205	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2174	$self->save;	2213	$self->save;
2175		2214
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2215	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2216
2178	return if $self->players;	2217	return if $self->players;
2179	return if $self->in_memory != cf::MAP_IN_MEMORY;	2218	return if $self->in_memory != cf::MAP_ACTIVE;
2180	return if $self->{deny_save};	2219	return if $self->{deny_save};
2181		2220
2182	$self->in_memory (cf::MAP_SWAPPED);	2221	$self->in_memory (cf::MAP_SWAPPED);
2183		2222
2184	$self->deactivate;	2223	$self->deactivate;
…		…
2302		2341
2303	sub unique_maps() {	2342	sub unique_maps() {
2304	[	2343	[
2305	map {	2344	map {
2306	utf8::decode $_;	2345	utf8::decode $_;
2307	/\.map$/	2346	s/\.map$//; # TODO future compatibility hack
		2347	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2348	? ()
2308	? normalise $_	2349	: normalise $_
2309	: ()
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2350	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2351	]
2312	}	2352	}
2313		2353
2314	package cf;
2315
2316	=back	2354	=back
2317		2355
2318	=head3 cf::object	2356	=head3 cf::object
2319		2357
2320	=cut	2358	=cut
…		…
2323		2361
2324	=over 4	2362	=over 4
2325		2363
2326	=item $ob->inv_recursive	2364	=item $ob->inv_recursive
2327		2365
2328	Returns the inventory of the object _and_ their inventories, recursively.	2366	Returns the inventory of the object I<and> their inventories, recursively,
		2367	but I<not> the object itself.
2329		2368
2330	=cut	2369	=cut
2331		2370
2332	sub inv_recursive_;	2371	sub inv_recursive_;
2333	sub inv_recursive_ {	2372	sub inv_recursive_ {
…		…
2338	inv_recursive_ inv $_[0]	2377	inv_recursive_ inv $_[0]
2339	}	2378	}
2340		2379
2341	=item $ref = $ob->ref	2380	=item $ref = $ob->ref
2342		2381
2343	creates and returns a persistent reference to an objetc that can be stored as a string.	2382	Creates and returns a persistent reference to an object that can be stored as a string.
2344		2383
2345	=item $ob = cf::object::deref ($refstring)	2384	=item $ob = cf::object::deref ($refstring)
2346		2385
2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2386	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2348	even if the object actually exists. May block.	2387	even if the object actually exists. May block.
…		…
2380	can be C<undef>. Does the right thing when the player is currently in a	2419	can be C<undef>. Does the right thing when the player is currently in a
2381	dialogue with the given NPC character.	2420	dialogue with the given NPC character.
2382		2421
2383	=cut	2422	=cut
2384		2423
		2424	our $SAY_CHANNEL = {
		2425	id => "say",
		2426	title => "Map",
		2427	reply => "say ",
		2428	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2429	};
		2430
		2431	our $CHAT_CHANNEL = {
		2432	id => "chat",
		2433	title => "Chat",
		2434	reply => "chat ",
		2435	tooltip => "Player chat and shouts, global to the server.",
		2436	};
		2437
2385	# rough implementation of a future "reply" method that works	2438	# rough implementation of a future "reply" method that works
2386	# with dialog boxes.	2439	# with dialog boxes.
2387	#TODO: the first argument must go, split into a $npc->reply_to ( method	2440	#TODO: the first argument must go, split into a $npc->reply_to ( method
2388	sub cf::object::player::reply($$$;$) {	2441	sub cf::object::player::reply($$$;$) {
2389	my ($self, $npc, $msg, $flags) = @_;	2442	my ($self, $npc, $msg, $flags) = @_;
…		…
2400	my $dialog = $pl->{npc_dialog};	2453	my $dialog = $pl->{npc_dialog};
2401	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2454	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2402		2455
2403	} else {	2456	} else {
2404	$msg = $npc->name . " says: $msg" if $npc;	2457	$msg = $npc->name . " says: $msg" if $npc;
2405	$self->message ($msg, $flags);	2458	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2406	}	2459	}
2407	}	2460	}
2408	}	2461	}
2409		2462
2410	=item $object->send_msg ($channel, $msg, $color, [extra...])	2463	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2435		2488
2436	=item $player_object->enter_link	2489	=item $player_object->enter_link
2437		2490
2438	Freezes the player and moves him/her to a special map (C<{link}>).	2491	Freezes the player and moves him/her to a special map (C<{link}>).
2439		2492
2440	The player should be reasonably safe there for short amounts of time. You	2493	The player should be reasonably safe there for short amounts of time (e.g.
2441	I<MUST> call C<leave_link> as soon as possible, though.	2494	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2495	though, as the palyer cannot control the character while it is on the link
		2496	map.
2442		2497
2443	Will never block.	2498	Will never block.
2444		2499
2445	=item $player_object->leave_link ($map, $x, $y)	2500	=item $player_object->leave_link ($map, $x, $y)
2446		2501
…		…
2504		2559
2505	$map->load;	2560	$map->load;
2506	$map->load_neighbours;	2561	$map->load_neighbours;
2507		2562
2508	return unless $self->contr->active;	2563	return unless $self->contr->active;
		2564	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2509	$self->activate_recursive;	2565	$self->activate_recursive;
2510		2566
2511	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2567	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2512	$self->enter_map ($map, $x, $y);	2568	$self->enter_map ($map, $x, $y);
2513	}	2569	}
…		…
2517	Moves the player to the given map-path and coordinates by first freezing	2573	Moves the player to the given map-path and coordinates by first freezing
2518	her, loading and preparing them map, calling the provided $check callback	2574	her, loading and preparing them map, calling the provided $check callback
2519	that has to return the map if sucecssful, and then unfreezes the player on	2575	that has to return the map if sucecssful, and then unfreezes the player on
2520	the new (success) or old (failed) map position. In either case, $done will	2576	the new (success) or old (failed) map position. In either case, $done will
2521	be called at the end of this process.	2577	be called at the end of this process.
		2578
		2579	Note that $check will be called with a potentially non-loaded map, so if
		2580	it needs a loaded map it has to call C<< ->load >>.
2522		2581
2523	=cut	2582	=cut
2524		2583
2525	our $GOTOGEN;	2584	our $GOTOGEN;
2526		2585
…		…
2605	}	2664	}
2606		2665
2607	sub prepare_random_map {	2666	sub prepare_random_map {
2608	my ($exit) = @_;	2667	my ($exit) = @_;
2609		2668
2610	my $guard = cf::lock_acquire "exit_prepare:$exit";
2611
2612	# all this does is basically replace the /! path by	2669	# all this does is basically replace the /! path by
2613	# a new random map path (?random/...) with a seed	2670	# a new random map path (?random/...) with a seed
2614	# that depends on the exit object	2671	# that depends on the exit object
2615		2672
2616	my $rmp = parse_random_map_params $exit->msg;	2673	my $rmp = parse_random_map_params $exit->msg;
…		…
2618	if ($exit->map) {	2675	if ($exit->map) {
2619	$rmp->{region} = $exit->region->name;	2676	$rmp->{region} = $exit->region->name;
2620	$rmp->{origin_map} = $exit->map->path;	2677	$rmp->{origin_map} = $exit->map->path;
2621	$rmp->{origin_x} = $exit->x;	2678	$rmp->{origin_x} = $exit->x;
2622	$rmp->{origin_y} = $exit->y;	2679	$rmp->{origin_y} = $exit->y;
		2680
		2681	$exit->map->touch;
2623	}	2682	}
2624		2683
2625	$rmp->{random_seed} ||= $exit->random_seed;	2684	$rmp->{random_seed} ||= $exit->random_seed;
2626		2685
2627	my $data = cf::to_json $rmp;	2686	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2628	my $md5 = Digest::MD5::md5_hex $data;	2687	my $md5 = Digest::MD5::md5_hex $data;
2629	my $meta = "$RANDOMDIR/$md5.meta";	2688	my $meta = "$RANDOMDIR/$md5.meta";
2630		2689
2631	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2690	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632	aio_write $fh, 0, (length $data), $data, 0;	2691	aio_write $fh, 0, (length $data), $data, 0;
2633	undef $fh;	2692	undef $fh;
2634	aio_rename "$meta~", $meta;	2693	aio_rename "$meta~", $meta;
2635		2694
		2695	my $slaying = "?random/$md5";
		2696
		2697	if ($exit->valid) {
2636	$exit->slaying ("?random/$md5");	2698	$exit->slaying ("?random/$md5");
2637	$exit->msg (undef);	2699	$exit->msg (undef);
		2700	}
2638	}	2701	}
2639	}	2702	}
2640		2703
2641	sub cf::object::player::enter_exit {	2704	sub cf::object::player::enter_exit {
2642	my ($self, $exit) = @_;	2705	my ($self, $exit) = @_;
2643		2706
2644	return unless $self->type == cf::PLAYER;	2707	return unless $self->type == cf::PLAYER;
2645		2708
2646	if ($exit->slaying eq "/!") {
2647	#TODO: this should de-fi-ni-te-ly not be a sync-job
2648	# the problem is that $exit might not survive long enough
2649	# so it needs to be done right now, right here
2650	cf::sync_job { prepare_random_map $exit };
2651	}
2652
2653	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2654	my $hp = $exit->stats->hp;
2655	my $sp = $exit->stats->sp;
2656
2657	$self->enter_link;	2709	$self->enter_link;
2658		2710
2659	# if exit is damned, update players death & WoR home-position
2660	$self->contr->savebed ($slaying, $hp, $sp)
2661	if $exit->flag (FLAG_DAMNED);
2662
2663	(async {	2711	(async {
2664	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2712	$Coro::current->{desc} = "enter_exit";
2665		2713
2666	$self->deactivate_recursive; # just to be sure
2667	unless (eval {	2714	unless (eval {
		2715	$self->deactivate_recursive; # just to be sure
		2716
		2717	# random map handling
		2718	{
		2719	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2720
		2721	prepare_random_map $exit
		2722	if $exit->slaying eq "/!";
		2723	}
		2724
		2725	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2726	my $x = $exit->stats->hp;
		2727	my $y = $exit->stats->sp;
		2728
2668	$self->goto ($slaying, $hp, $sp);	2729	$self->goto ($map, $x, $y);
2669		2730
		2731	# if exit is damned, update players death & WoR home-position
		2732	$self->contr->savebed ($map, $x, $y)
		2733	if $exit->flag (cf::FLAG_DAMNED);
		2734
2670	1;	2735	1
2671	}) {	2736	}) {
2672	$self->message ("Something went wrong deep within the crossfire server. "	2737	$self->message ("Something went wrong deep within the deliantra server. "
2673	. "I'll try to bring you back to the map you were before. "	2738	. "I'll try to bring you back to the map you were before. "
2674	. "Please report this to the dungeon master!",	2739	. "Please report this to the dungeon master!",
2675	cf::NDI_UNIQUE | cf::NDI_RED);	2740	cf::NDI_UNIQUE | cf::NDI_RED);
2676		2741
2677	warn "ERROR in enter_exit: $@";	2742	warn "ERROR in enter_exit: $@";
…		…
2743	id => "infobox",	2808	id => "infobox",
2744	title => "Body Parts",	2809	title => "Body Parts",
2745	reply => undef,	2810	reply => undef,
2746	tooltip => "Shows which body parts you posess and are available",	2811	tooltip => "Shows which body parts you posess and are available",
2747	},	2812	},
		2813	"c/skills" => {
		2814	id => "infobox",
		2815	title => "Skills",
		2816	reply => undef,
		2817	tooltip => "Shows your experience per skill and item power",
		2818	},
2748	"c/uptime" => {	2819	"c/uptime" => {
2749	id => "infobox",	2820	id => "infobox",
2750	title => "Uptime",	2821	title => "Uptime",
2751	reply => undef,	2822	reply => undef,
2752	tooltip => "How long the server has been running since last restart",	2823	tooltip => "How long the server has been running since last restart",
…		…
2755	id => "infobox",	2826	id => "infobox",
2756	title => "Map Info",	2827	title => "Map Info",
2757	reply => undef,	2828	reply => undef,
2758	tooltip => "Information related to the maps",	2829	tooltip => "Information related to the maps",
2759	},	2830	},
		2831	"c/party" => {
		2832	id => "party",
		2833	title => "Party",
		2834	reply => "gsay ",
		2835	tooltip => "Messages and chat related to your party",
		2836	},
2760	);	2837	);
2761		2838
2762	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2763	my ($self, $channel, $msg, $color, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2764		2841
2765	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg)
		2843	unless $color & cf::NDI_VERBATIM;
2766		2844
2767	$color &= cf::NDI_CLIENT_MASK; # just in case...	2845	$color &= cf::NDI_CLIENT_MASK; # just in case...
2768		2846
2769	# check predefined channels, for the benefit of C	2847	# check predefined channels, for the benefit of C
2770	if ($CHANNEL{$channel}) {	2848	if ($CHANNEL{$channel}) {
…		…
2791	if ($self->can_msg) {	2869	if ($self->can_msg) {
2792	# default colour, mask it out	2870	# default colour, mask it out
2793	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2871	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2794	if $color & cf::NDI_DEF;	2872	if $color & cf::NDI_DEF;
2795		2873
2796	$self->send_packet ("msg " . $self->{json_coder}->encode (	2874	my $pkt = "msg "
		2875	. $self->{json_coder}->encode (
2797	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2876	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2877	);
		2878
		2879	# try lzf for large packets
		2880	$pkt = "lzf " . Compress::LZF::compress $pkt
		2881	if 1024 <= length $pkt and $self->{can_lzf};
		2882
		2883	# split very large packets
		2884	if (8192 < length $pkt and $self->{can_lzf}) {
		2885	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2886	$pkt = "frag";
		2887	}
		2888
		2889	$self->send_packet ($pkt);
2798	} else {	2890	} else {
2799	if ($color >= 0) {	2891	if ($color >= 0) {
2800	# replace some tags by gcfclient-compatible ones	2892	# replace some tags by gcfclient-compatible ones
2801	for ($msg) {	2893	for ($msg) {
2802	1 while	2894	1 while
…		…
3001		3093
3002	The following functions and methods are available within a safe environment:	3094	The following functions and methods are available within a safe environment:
3003		3095
3004	cf::object	3096	cf::object
3005	contr pay_amount pay_player map x y force_find force_add destroy	3097	contr pay_amount pay_player map x y force_find force_add destroy
3006	insert remove name archname title slaying race decrease_ob_nr	3098	insert remove name archname title slaying race decrease split
3007		3099
3008	cf::object::player	3100	cf::object::player
3009	player	3101	player
3010		3102
3011	cf::player	3103	cf::player
…		…
3016		3108
3017	=cut	3109	=cut
3018		3110
3019	for (	3111	for (
3020	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3112	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3021	insert remove inv name archname title slaying race	3113	insert remove inv nrof name archname title slaying race
3022	decrease_ob_nr destroy)],	3114	decrease split destroy change_exp)],
3023	["cf::object::player" => qw(player)],	3115	["cf::object::player" => qw(player)],
3024	["cf::player" => qw(peaceful)],	3116	["cf::player" => qw(peaceful)],
3025	["cf::map" => qw(trigger)],	3117	["cf::map" => qw(trigger)],
3026	) {	3118	) {
3027	no strict 'refs';	3119	no strict 'refs';
…		…
3132	{	3224	{
3133	my $faces = $facedata->{faceinfo};	3225	my $faces = $facedata->{faceinfo};
3134		3226
3135	while (my ($face, $info) = each %$faces) {	3227	while (my ($face, $info) = each %$faces) {
3136	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3228	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3229
3137	cf::face::set_visibility $idx, $info->{visibility};	3230	cf::face::set_visibility $idx, $info->{visibility};
3138	cf::face::set_magicmap $idx, $info->{magicmap};	3231	cf::face::set_magicmap $idx, $info->{magicmap};
3139	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3232	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3140	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3233	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3141		3234
3142	cf::cede_to_tick;	3235	cf::cede_to_tick;
3143	}	3236	}
3144		3237
3145	while (my ($face, $info) = each %$faces) {	3238	while (my ($face, $info) = each %$faces) {
3146	next unless $info->{smooth};	3239	next unless $info->{smooth};
		3240
3147	my $idx = cf::face::find $face	3241	my $idx = cf::face::find $face
3148	or next;	3242	or next;
		3243
3149	if (my $smooth = cf::face::find $info->{smooth}) {	3244	if (my $smooth = cf::face::find $info->{smooth}) {
3150	cf::face::set_smooth $idx, $smooth;	3245	cf::face::set_smooth $idx, $smooth;
3151	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3246	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3152	} else {	3247	} else {
3153	warn "smooth face '$info->{smooth}' not found for face '$face'";	3248	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3171	{	3266	{
3172	# TODO: for gcfclient pleasure, we should give resources	3267	# TODO: for gcfclient pleasure, we should give resources
3173	# that gcfclient doesn't grok a >10000 face index.	3268	# that gcfclient doesn't grok a >10000 face index.
3174	my $res = $facedata->{resource};	3269	my $res = $facedata->{resource};
3175		3270
3176	my $soundconf = delete $res->{"res/sound.conf"};
3177
3178	while (my ($name, $info) = each %$res) {	3271	while (my ($name, $info) = each %$res) {
		3272	if (defined $info->{type}) {
3179	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3273	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3180	my $data;	3274	my $data;
3181		3275
3182	if ($info->{type} & 1) {	3276	if ($info->{type} & 1) {
3183	# prepend meta info	3277	# prepend meta info
3184		3278
3185	my $meta = $enc->encode ({	3279	my $meta = $enc->encode ({
3186	name => $name,	3280	name => $name,
3187	%{ $info->{meta} || {} },	3281	%{ $info->{meta} || {} },
3188	});	3282	});
3189		3283
3190	$data = pack "(w/a*)*", $meta, $info->{data};	3284	$data = pack "(w/a*)*", $meta, $info->{data};
		3285	} else {
		3286	$data = $info->{data};
		3287	}
		3288
		3289	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3290	cf::face::set_type $idx, $info->{type};
3191	} else {	3291	} else {
3192	$data = $info->{data};	3292	$RESOURCE{$name} = $info;
3193	}	3293	}
3194		3294
3195	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3196	cf::face::set_type $idx, $info->{type};
3197
3198	cf::cede_to_tick;	3295	cf::cede_to_tick;
3199	}	3296	}
3200
3201	if ($soundconf) {
3202	$soundconf = $enc->decode (delete $soundconf->{data});
3203
3204	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3205	my $sound = $soundconf->{compat}[$_]
3206	or next;
3207
3208	my $face = cf::face::find "sound/$sound->[1]";
3209	cf::sound::set $sound->[0] => $face;
3210	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3211	}
3212
3213	while (my ($k, $v) = each %{$soundconf->{event}}) {
3214	my $face = cf::face::find "sound/$v";
3215	cf::sound::set $k => $face;
3216	}
3217	}
3218	}	3297	}
		3298
		3299	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3219		3300
3220	1	3301	1
3221	}	3302	}
		3303
		3304	cf::global->attach (on_resource_update => sub {
		3305	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3306	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3307
		3308	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3309	my $sound = $soundconf->{compat}[$_]
		3310	or next;
		3311
		3312	my $face = cf::face::find "sound/$sound->[1]";
		3313	cf::sound::set $sound->[0] => $face;
		3314	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3315	}
		3316
		3317	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3318	my $face = cf::face::find "sound/$v";
		3319	cf::sound::set $k => $face;
		3320	}
		3321	}
		3322	});
3222		3323
3223	register_exticmd fx_want => sub {	3324	register_exticmd fx_want => sub {
3224	my ($ns, $want) = @_;	3325	my ($ns, $want) = @_;
3225		3326
3226	while (my ($k, $v) = each %$want) {	3327	while (my ($k, $v) = each %$want) {
3227	$ns->fx_want ($k, $v);	3328	$ns->fx_want ($k, $v);
3228	}	3329	}
3229	};	3330	};
		3331
		3332	sub load_resource_file($) {
		3333	my $guard = lock_acquire "load_resource_file";
		3334
		3335	my $status = load_resource_file_ $_[0];
		3336	get_slot 0.1, 100;
		3337	cf::arch::commit_load;
		3338
		3339	$status
		3340	}
3230		3341
3231	sub reload_regions {	3342	sub reload_regions {
3232	# HACK to clear player env face cache, we need some signal framework	3343	# HACK to clear player env face cache, we need some signal framework
3233	# for this (global event?)	3344	# for this (global event?)
3234	%ext::player_env::MUSIC_FACE_CACHE = ();	3345	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3248	}	3359	}
3249		3360
3250	sub reload_archetypes {	3361	sub reload_archetypes {
3251	load_resource_file "$DATADIR/archetypes"	3362	load_resource_file "$DATADIR/archetypes"
3252	or die "unable to load archetypes\n";	3363	or die "unable to load archetypes\n";
3253	#d# NEED to laod twice to resolve forward references
3254	# this really needs to be done in an extra post-pass
3255	# (which needs to be synchronous, so solve it differently)
3256	load_resource_file "$DATADIR/archetypes"
3257	or die "unable to load archetypes\n";
3258	}	3364	}
3259		3365
3260	sub reload_treasures {	3366	sub reload_treasures {
3261	load_resource_file "$DATADIR/treasures"	3367	load_resource_file "$DATADIR/treasures"
3262	or die "unable to load treasurelists\n";	3368	or die "unable to load treasurelists\n";
3263	}	3369	}
3264		3370
3265	sub reload_resources {	3371	sub reload_resources {
3266	warn "reloading resource files...\n";	3372	warn "reloading resource files...\n";
3267		3373
		3374	reload_facedata;
		3375	reload_archetypes;
3268	reload_regions;	3376	reload_regions;
3269	reload_facedata;
3270	#reload_archetypes;#d#
3271	reload_archetypes;
3272	reload_treasures;	3377	reload_treasures;
3273		3378
3274	warn "finished reloading resource files\n";	3379	warn "finished reloading resource files\n";
3275	}
3276
3277	sub init {
3278	reload_resources;
3279	}	3380	}
3280		3381
3281	sub reload_config {	3382	sub reload_config {
3282	open my $fh, "<:utf8", "$CONFDIR/config"	3383	open my $fh, "<:utf8", "$CONFDIR/config"
3283	or return;	3384	or return;
3284		3385
3285	local $/;	3386	local $/;
3286	*CFG = YAML::Syck::Load <$fh>;	3387	*CFG = YAML::Load <$fh>;
3287		3388
3288	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3389	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3289		3390
3290	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3391	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3291	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3392	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3297	};	3398	};
3298	warn $@ if $@;	3399	warn $@ if $@;
3299	}	3400	}
3300	}	3401	}
3301		3402
		3403	sub pidfile() {
		3404	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3405	or die "$PIDFILE: $!";
		3406	flock $fh, &Fcntl::LOCK_EX
		3407	or die "$PIDFILE: flock: $!";
		3408	$fh
		3409	}
		3410
		3411	# make sure only one server instance is running at any one time
		3412	sub atomic {
		3413	my $fh = pidfile;
		3414
		3415	my $pid = <$fh>;
		3416	kill 9, $pid if $pid > 0;
		3417
		3418	seek $fh, 0, 0;
		3419	print $fh $$;
		3420	}
		3421
3302	sub main {	3422	sub main {
		3423	cf::init_globals; # initialise logging
		3424
		3425	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3426	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3427	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3428	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3429
		3430	cf::init_experience;
		3431	cf::init_anim;
		3432	cf::init_attackmess;
		3433	cf::init_dynamic;
		3434	cf::init_block;
		3435
		3436	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3437
3303	# we must not ever block the main coroutine	3438	# we must not ever block the main coroutine
3304	local $Coro::idle = sub {	3439	local $Coro::idle = sub {
3305	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3440	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3306	(async {	3441	(async {
3307	$Coro::current->{desc} = "IDLE BUG HANDLER";	3442	$Coro::current->{desc} = "IDLE BUG HANDLER";
3308	Event::one_event;	3443	EV::loop EV::LOOP_ONESHOT;
3309	})->prio (Coro::PRIO_MAX);	3444	})->prio (Coro::PRIO_MAX);
3310	};	3445	};
3311		3446
		3447	evthread_start IO::AIO::poll_fileno;
		3448
		3449	cf::sync_job {
		3450	reload_resources;
3312	reload_config;	3451	reload_config;
3313	db_init;	3452	db_init;
		3453
		3454	cf::load_settings;
		3455	cf::load_materials;
		3456	cf::init_uuid;
		3457	cf::init_signals;
		3458	cf::init_commands;
		3459	cf::init_skills;
		3460
		3461	cf::init_beforeplay;
		3462
		3463	atomic;
		3464
3314	load_extensions;	3465	load_extensions;
3315		3466
3316	$TICK_WATCHER->start;	3467	utime time, time, $RUNTIMEFILE;
		3468
		3469	# no (long-running) fork's whatsoever before this point(!)
		3470	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3471
		3472	(pop @POST_INIT)->(0) while @POST_INIT;
		3473	};
		3474
3317	Event::loop;	3475	EV::loop;
3318	}	3476	}
3319		3477
3320	#############################################################################	3478	#############################################################################
3321	# initialisation and cleanup	3479	# initialisation and cleanup
3322		3480
3323	# install some emergency cleanup handlers	3481	# install some emergency cleanup handlers
3324	BEGIN {	3482	BEGIN {
		3483	our %SIGWATCHER = ();
3325	for my $signal (qw(INT HUP TERM)) {	3484	for my $signal (qw(INT HUP TERM)) {
3326	Event->signal (	3485	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3327	reentrant => 0,
3328	data => WF_AUTOCANCEL,
3329	signal => $signal,
3330	prio => 0,
3331	cb => sub {
3332	cf::cleanup "SIG$signal";	3486	cf::cleanup "SIG$signal";
3333	},
3334	);	3487	};
3335	}	3488	}
3336	}	3489	}
3337		3490
3338	sub write_runtime {	3491	sub write_runtime_sync {
3339	my $runtime = "$LOCALDIR/runtime";
3340
3341	# first touch the runtime file to show we are still running:	3492	# first touch the runtime file to show we are still running:
3342	# the fsync below can take a very very long time.	3493	# the fsync below can take a very very long time.
3343		3494
3344	IO::AIO::aio_utime $runtime, undef, undef;	3495	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3345		3496
3346	my $guard = cf::lock_acquire "write_runtime";	3497	my $guard = cf::lock_acquire "write_runtime";
3347		3498
3348	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3499	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3349	or return;	3500	or return;
3350		3501
3351	my $value = $cf::RUNTIME + 90 + 10;	3502	my $value = $cf::RUNTIME + 90 + 10;
3352	# 10 is the runtime save interval, for a monotonic clock	3503	# 10 is the runtime save interval, for a monotonic clock
3353	# 60 allows for the watchdog to kill the server.	3504	# 60 allows for the watchdog to kill the server.
…		…
3363	aio_utime $fh, undef, undef;	3514	aio_utime $fh, undef, undef;
3364		3515
3365	close $fh	3516	close $fh
3366	or return;	3517	or return;
3367		3518
3368	aio_rename "$runtime~", $runtime	3519	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3369	and return;	3520	and return;
3370		3521
3371	warn "runtime file written.\n";	3522	warn "runtime file written.\n";
3372		3523
3373	1	3524	1
		3525	}
		3526
		3527	our $uuid_lock;
		3528	our $uuid_skip;
		3529
		3530	sub write_uuid_sync($) {
		3531	$uuid_skip ||= $_[0];
		3532
		3533	return if $uuid_lock;
		3534	local $uuid_lock = 1;
		3535
		3536	my $uuid = "$LOCALDIR/uuid";
		3537
		3538	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3539	or return;
		3540
		3541	my $value = uuid_seq uuid_cur;
		3542
		3543	unless ($value) {
		3544	warn "cowardly refusing to write zero uuid value!\n";
		3545	return;
		3546	}
		3547
		3548	my $value = uuid_str $value + $uuid_skip;
		3549	$uuid_skip = 0;
		3550
		3551	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3552	and return;
		3553
		3554	# always fsync - this file is important
		3555	aio_fsync $fh
		3556	and return;
		3557
		3558	close $fh
		3559	or return;
		3560
		3561	aio_rename "$uuid~", $uuid
		3562	and return;
		3563
		3564	warn "uuid file written ($value).\n";
		3565
		3566	1
		3567
		3568	}
		3569
		3570	sub write_uuid($$) {
		3571	my ($skip, $sync) = @_;
		3572
		3573	$sync ? write_uuid_sync $skip
		3574	: async { write_uuid_sync $skip };
3374	}	3575	}
3375		3576
3376	sub emergency_save() {	3577	sub emergency_save() {
3377	my $freeze_guard = cf::freeze_mainloop;	3578	my $freeze_guard = cf::freeze_mainloop;
3378		3579
3379	warn "enter emergency perl save\n";	3580	warn "emergency_perl_save: enter\n";
3380		3581
3381	cf::sync_job {	3582	cf::sync_job {
		3583	# this is a trade-off: we want to be very quick here, so
		3584	# save all maps without fsync, and later call a global sync
		3585	# (which in turn might be very very slow)
		3586	local $USE_FSYNC = 0;
		3587
3382	# use a peculiar iteration method to avoid tripping on perl	3588	# use a peculiar iteration method to avoid tripping on perl
3383	# refcount bugs in for. also avoids problems with players	3589	# refcount bugs in for. also avoids problems with players
3384	# and maps saved/destroyed asynchronously.	3590	# and maps saved/destroyed asynchronously.
3385	warn "begin emergency player save\n";	3591	warn "emergency_perl_save: begin player save\n";
3386	for my $login (keys %cf::PLAYER) {	3592	for my $login (keys %cf::PLAYER) {
3387	my $pl = $cf::PLAYER{$login} or next;	3593	my $pl = $cf::PLAYER{$login} or next;
3388	$pl->valid or next;	3594	$pl->valid or next;
3389	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3595	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3390	$pl->save;	3596	$pl->save;
3391	}	3597	}
3392	warn "end emergency player save\n";	3598	warn "emergency_perl_save: end player save\n";
3393		3599
3394	warn "begin emergency map save\n";	3600	warn "emergency_perl_save: begin map save\n";
3395	for my $path (keys %cf::MAP) {	3601	for my $path (keys %cf::MAP) {
3396	my $map = $cf::MAP{$path} or next;	3602	my $map = $cf::MAP{$path} or next;
3397	$map->valid or next;	3603	$map->valid or next;
3398	$map->save;	3604	$map->save;
3399	}	3605	}
3400	warn "end emergency map save\n";	3606	warn "emergency_perl_save: end map save\n";
3401		3607
3402	warn "begin emergency database checkpoint\n";	3608	warn "emergency_perl_save: begin database checkpoint\n";
3403	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3404	warn "end emergency database checkpoint\n";	3610	warn "emergency_perl_save: end database checkpoint\n";
		3611
		3612	warn "emergency_perl_save: begin write uuid\n";
		3613	write_uuid_sync 1;
		3614	warn "emergency_perl_save: end write uuid\n";
3405	};	3615	};
3406		3616
		3617	warn "emergency_perl_save: starting sync()\n";
		3618	IO::AIO::aio_sync sub {
		3619	warn "emergency_perl_save: finished sync()\n";
		3620	};
		3621
3407	warn "leave emergency perl save\n";	3622	warn "emergency_perl_save: leave\n";
3408	}	3623	}
3409		3624
3410	sub post_cleanup {	3625	sub post_cleanup {
3411	my ($make_core) = @_;	3626	my ($make_core) = @_;
3412		3627
3413	warn Carp::longmess "post_cleanup backtrace"	3628	warn Carp::longmess "post_cleanup backtrace"
3414	if $make_core;	3629	if $make_core;
		3630
		3631	my $fh = pidfile;
		3632	unlink $PIDFILE if <$fh> == $$;
		3633	}
		3634
		3635	# a safer delete_package, copied from Symbol
		3636	sub clear_package($) {
		3637	my $pkg = shift;
		3638
		3639	# expand to full symbol table name if needed
		3640	unless ($pkg =~ /^main::.*::$/) {
		3641	$pkg = "main$pkg" if $pkg =~ /^::/;
		3642	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3643	$pkg .= '::' unless $pkg =~ /::$/;
		3644	}
		3645
		3646	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3647	my $stem_symtab = *{$stem}{HASH};
		3648
		3649	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3650	or return;
		3651
		3652	# clear all symbols
		3653	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3654	for my $name (keys %$leaf_symtab) {
		3655	_gv_clear *{"$pkg$name"};
		3656	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3657	}
		3658	warn "cleared package $pkg\n";#d#
3415	}	3659	}
3416		3660
3417	sub do_reload_perl() {	3661	sub do_reload_perl() {
3418	# can/must only be called in main	3662	# can/must only be called in main
3419	if ($Coro::current != $Coro::main) {	3663	if ($Coro::current != $Coro::main) {
3420	warn "can only reload from main coroutine";	3664	warn "can only reload from main coroutine";
3421	return;	3665	return;
3422	}	3666	}
3423		3667
		3668	return if $RELOAD++;
		3669
		3670	my $t1 = EV::time;
		3671
		3672	while ($RELOAD) {
3424	warn "reloading...";	3673	warn "reloading...";
3425		3674
3426	warn "entering sync_job";	3675	warn "entering sync_job";
3427		3676
3428	cf::sync_job {	3677	cf::sync_job {
3429	cf::write_runtime; # external watchdog should not bark	3678	cf::write_runtime_sync; # external watchdog should not bark
3430	cf::emergency_save;	3679	cf::emergency_save;
3431	cf::write_runtime; # external watchdog should not bark	3680	cf::write_runtime_sync; # external watchdog should not bark
3432		3681
3433	warn "syncing database to disk";	3682	warn "syncing database to disk";
3434	BDB::db_env_txn_checkpoint $DB_ENV;	3683	BDB::db_env_txn_checkpoint $DB_ENV;
3435		3684
3436	# if anything goes wrong in here, we should simply crash as we already saved	3685	# if anything goes wrong in here, we should simply crash as we already saved
3437		3686
3438	warn "cancelling all WF_AUTOCANCEL watchers";
3439	for (Event::all_watchers) {
3440	$_->cancel if $_->data & WF_AUTOCANCEL;
3441	}
3442
3443	warn "flushing outstanding aio requests";	3687	warn "flushing outstanding aio requests";
3444	for (;;) {
3445	BDB::flush;
3446	IO::AIO::flush;
3447	Coro::cede_notself;
3448	last unless IO::AIO::nreqs || BDB::nreqs;	3688	while (IO::AIO::nreqs || BDB::nreqs) {
3449	warn "iterate...";	3689	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3450	}
3451
3452	++$RELOAD;
3453
3454	warn "cancelling all extension coros";
3455	$_->cancel for values %EXT_CORO;
3456	%EXT_CORO = ();
3457
3458	warn "removing commands";
3459	%COMMAND = ();
3460
3461	warn "removing ext/exti commands";
3462	%EXTCMD = ();
3463	%EXTICMD = ();
3464
3465	warn "unloading/nuking all extensions";
3466	for my $pkg (@EXTS) {
3467	warn "... unloading $pkg";
3468
3469	if (my $cb = $pkg->can ("unload")) {
3470	eval {
3471	$cb->($pkg);
3472	1
3473	} or warn "$pkg unloaded, but with errors: $@";
3474	}	3690	}
3475		3691
3476	warn "... nuking $pkg";	3692	warn "cancelling all extension coros";
3477	Symbol::delete_package $pkg;	3693	$_->cancel for values %EXT_CORO;
3478	}	3694	%EXT_CORO = ();
3479		3695
3480	warn "unloading all perl modules loaded from $LIBDIR";	3696	warn "removing commands";
3481	while (my ($k, $v) = each %INC) {	3697	%COMMAND = ();
3482	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3483		3698
		3699	warn "removing ext/exti commands";
		3700	%EXTCMD = ();
		3701	%EXTICMD = ();
		3702
		3703	warn "unloading/nuking all extensions";
		3704	for my $pkg (@EXTS) {
3484	warn "... unloading $k";	3705	warn "... unloading $pkg";
3485	delete $INC{$k};
3486		3706
3487	$k =~ s/\.pm$//;
3488	$k =~ s/\//::/g;
3489
3490	if (my $cb = $k->can ("unload_module")) {	3707	if (my $cb = $pkg->can ("unload")) {
		3708	eval {
3491	$cb->();	3709	$cb->($pkg);
		3710	1
		3711	} or warn "$pkg unloaded, but with errors: $@";
		3712	}
		3713
		3714	warn "... clearing $pkg";
		3715	clear_package $pkg;
3492	}	3716	}
3493		3717
3494	Symbol::delete_package $k;	3718	warn "unloading all perl modules loaded from $LIBDIR";
		3719	while (my ($k, $v) = each %INC) {
		3720	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3721
		3722	warn "... unloading $k";
		3723	delete $INC{$k};
		3724
		3725	$k =~ s/\.pm$//;
		3726	$k =~ s/\//::/g;
		3727
		3728	if (my $cb = $k->can ("unload_module")) {
		3729	$cb->();
		3730	}
		3731
		3732	clear_package $k;
3495	}	3733	}
3496		3734
3497	warn "getting rid of safe::, as good as possible";	3735	warn "getting rid of safe::, as good as possible";
3498	Symbol::delete_package "safe::$_"	3736	clear_package "safe::$_"
3499	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3737	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3500		3738
3501	warn "unloading cf.pm \"a bit\"";	3739	warn "unloading cf.pm \"a bit\"";
3502	delete $INC{"cf.pm"};	3740	delete $INC{"cf.pm"};
3503	delete $INC{"cf/pod.pm"};	3741	delete $INC{"cf/pod.pm"};
3504		3742
3505	# don't, removes xs symbols, too,	3743	# don't, removes xs symbols, too,
3506	# and global variables created in xs	3744	# and global variables created in xs
3507	#Symbol::delete_package __PACKAGE__;	3745	#clear_package __PACKAGE__;
3508		3746
3509	warn "unload completed, starting to reload now";	3747	warn "unload completed, starting to reload now";
3510		3748
3511	warn "reloading cf.pm";	3749	warn "reloading cf.pm";
3512	require cf;	3750	require cf;
3513	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3751	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3514		3752
3515	warn "loading config and database again";	3753	warn "loading config and database again";
3516	cf::reload_config;	3754	cf::reload_config;
3517		3755
3518	warn "loading extensions";	3756	warn "loading extensions";
3519	cf::load_extensions;	3757	cf::load_extensions;
3520		3758
		3759	if ($REATTACH_ON_RELOAD) {
3521	warn "reattaching attachments to objects/players";	3760	warn "reattaching attachments to objects/players";
3522	_global_reattach; # objects, sockets	3761	_global_reattach; # objects, sockets
3523	warn "reattaching attachments to maps";	3762	warn "reattaching attachments to maps";
3524	reattach $_ for values %MAP;	3763	reattach $_ for values %MAP;
3525	warn "reattaching attachments to players";	3764	warn "reattaching attachments to players";
3526	reattach $_ for values %PLAYER;	3765	reattach $_ for values %PLAYER;
		3766	}
3527		3767
		3768	warn "running post_init jobs";
		3769	(pop @POST_INIT)->(1) while @POST_INIT;
		3770
3528	warn "leaving sync_job";	3771	warn "leaving sync_job";
3529		3772
3530	1	3773	1
3531	} or do {	3774	} or do {
3532	warn $@;	3775	warn $@;
3533	warn "error while reloading, exiting.";	3776	cf::cleanup "error while reloading, exiting.";
3534	exit 1;
3535	};	3777	};
3536		3778
3537	warn "reloaded";	3779	warn "reloaded";
		3780	--$RELOAD;
		3781	}
		3782
		3783	$t1 = EV::time - $t1;
		3784	warn "reload completed in ${t1}s\n";
3538	};	3785	};
3539		3786
3540	our $RELOAD_WATCHER; # used only during reload	3787	our $RELOAD_WATCHER; # used only during reload
3541		3788
3542	sub reload_perl() {	3789	sub reload_perl() {
3543	# doing reload synchronously and two reloads happen back-to-back,	3790	# doing reload synchronously and two reloads happen back-to-back,
3544	# coro crashes during coro_state_free->destroy here.	3791	# coro crashes during coro_state_free->destroy here.
3545		3792
3546	$RELOAD_WATCHER ||= Event->timer (	3793	$RELOAD_WATCHER ||= cf::async {
3547	reentrant => 0,	3794	Coro::AIO::aio_wait cache_extensions;
3548	after => 0,	3795
3549	data => WF_AUTOCANCEL,	3796	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3550	cb => sub {
3551	do_reload_perl;	3797	do_reload_perl;
3552	undef $RELOAD_WATCHER;	3798	undef $RELOAD_WATCHER;
3553	},	3799	};
3554	);	3800	};
3555	}	3801	}
3556		3802
3557	register_command "reload" => sub {	3803	register_command "reload" => sub {
3558	my ($who, $arg) = @_;	3804	my ($who, $arg) = @_;
3559		3805
…		…
3572		3818
3573	our @WAIT_FOR_TICK;	3819	our @WAIT_FOR_TICK;
3574	our @WAIT_FOR_TICK_BEGIN;	3820	our @WAIT_FOR_TICK_BEGIN;
3575		3821
3576	sub wait_for_tick {	3822	sub wait_for_tick {
3577	return unless $TICK_WATCHER->is_active;
3578	return if $Coro::current == $Coro::main;	3823	return if tick_inhibit || $Coro::current == $Coro::main;
3579		3824
3580	my $signal = new Coro::Signal;	3825	my $signal = new Coro::Signal;
3581	push @WAIT_FOR_TICK, $signal;	3826	push @WAIT_FOR_TICK, $signal;
3582	$signal->wait;	3827	$signal->wait;
3583	}	3828	}
3584		3829
3585	sub wait_for_tick_begin {	3830	sub wait_for_tick_begin {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	3831	return if tick_inhibit || $Coro::current == $Coro::main;
3588		3832
3589	my $signal = new Coro::Signal;	3833	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK_BEGIN, $signal;	3834	push @WAIT_FOR_TICK_BEGIN, $signal;
3591	$signal->wait;	3835	$signal->wait;
3592	}	3836	}
3593		3837
3594	$TICK_WATCHER = Event->timer (	3838	sub tick {
3595	reentrant => 0,
3596	parked => 1,
3597	prio => 0,
3598	at => $NEXT_TICK || $TICK,
3599	data => WF_AUTOCANCEL,
3600	cb => sub {
3601	if ($Coro::current != $Coro::main) {	3839	if ($Coro::current != $Coro::main) {
3602	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3840	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603	unless ++$bug_warning > 10;	3841	unless ++$bug_warning > 10;
3604	return;	3842	return;
3605	}	3843	}
3606		3844
3607	$NOW = $tick_start = Event::time;
3608
3609	cf::server_tick; # one server iteration	3845	cf::server_tick; # one server iteration
3610		3846
3611	$RUNTIME += $TICK;
3612	$NEXT_TICK += $TICK;
3613
3614	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3847	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615	$NEXT_RUNTIME_WRITE = $NOW + 10;	3848	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3616	Coro::async_pool {	3849	Coro::async_pool {
3617	$Coro::current->{desc} = "runtime saver";	3850	$Coro::current->{desc} = "runtime saver";
3618	write_runtime	3851	write_runtime_sync
3619	or warn "ERROR: unable to write runtime file: $!";	3852	or warn "ERROR: unable to write runtime file: $!";
3620	};
3621	}	3853	};
		3854	}
3622		3855
3623	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3856	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624	$sig->send;	3857	$sig->send;
3625	}	3858	}
3626	while (my $sig = shift @WAIT_FOR_TICK) {	3859	while (my $sig = shift @WAIT_FOR_TICK) {
3627	$sig->send;	3860	$sig->send;
3628	}	3861	}
3629		3862
3630	$NOW = Event::time;	3863	$LOAD = ($NOW - $TICK_START) / $TICK;
3631
3632	# if we are delayed by four ticks or more, skip them all
3633	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3634
3635	$TICK_WATCHER->at ($NEXT_TICK);
3636	$TICK_WATCHER->start;
3637
3638	$LOAD = ($NOW - $tick_start) / $TICK;
3639	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3864	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640		3865
3641	_post_tick;	3866	if (0) {
		3867	if ($NEXT_TICK) {
		3868	my $jitter = $TICK_START - $NEXT_TICK;
		3869	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3870	warn "jitter $JITTER\n";#d#
		3871	}
3642	},	3872	}
3643	);	3873	}
3644		3874
3645	{	3875	{
		3876	# configure BDB
		3877
3646	BDB::min_parallel 8;	3878	BDB::min_parallel 8;
3647	BDB::max_poll_time $TICK * 0.1;	3879	BDB::max_poll_reqs $TICK * 0.1;
3648	$BDB_POLL_WATCHER = Event->io (	3880	$AnyEvent::BDB::WATCHER->priority (1);
3649	reentrant => 0,
3650	fd => BDB::poll_fileno,
3651	poll => 'r',
3652	prio => 0,
3653	data => WF_AUTOCANCEL,
3654	cb => \&BDB::poll_cb,
3655	);
3656
3657	BDB::set_sync_prepare {
3658	my $status;
3659	my $current = $Coro::current;
3660	(
3661	sub {
3662	$status = $!;
3663	$current->ready; undef $current;
3664	},
3665	sub {
3666	Coro::schedule while defined $current;
3667	$! = $status;
3668	},
3669	)
3670	};
3671		3881
3672	unless ($DB_ENV) {	3882	unless ($DB_ENV) {
3673	$DB_ENV = BDB::db_env_create;	3883	$DB_ENV = BDB::db_env_create;
3674	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3884	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3675	| BDB::LOG_AUTOREMOVE, 1);	3885	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3886	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3676	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3887	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3677	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3888	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3678		3889
3679	cf::sync_job {	3890	cf::sync_job {
3680	eval {	3891	eval {
…		…
3690		3901
3691	cf::cleanup "db_env_open(db): $@" if $@;	3902	cf::cleanup "db_env_open(db): $@" if $@;
3692	};	3903	};
3693	}	3904	}
3694		3905
3695	$BDB_DEADLOCK_WATCHER = Event->timer (	3906	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3696	after => 3,
3697	interval => 1,
3698	hard => 1,
3699	prio => 0,
3700	data => WF_AUTOCANCEL,
3701	cb => sub {
3702	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3907	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3703	},
3704	);	3908	};
3705	$BDB_CHECKPOINT_WATCHER = Event->timer (	3909	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3706	after => 11,
3707	interval => 60,
3708	hard => 1,
3709	prio => 0,
3710	data => WF_AUTOCANCEL,
3711	cb => sub {
3712	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3910	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713	},
3714	);	3911	};
3715	$BDB_TRICKLE_WATCHER = Event->timer (	3912	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3716	after => 5,
3717	interval => 10,
3718	hard => 1,
3719	prio => 0,
3720	data => WF_AUTOCANCEL,
3721	cb => sub {
3722	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3913	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723	},
3724	);	3914	};
3725	}	3915	}
3726		3916
3727	{	3917	{
		3918	# configure IO::AIO
		3919
3728	IO::AIO::min_parallel 8;	3920	IO::AIO::min_parallel 8;
3729
3730	undef $Coro::AIO::WATCHER;
3731	IO::AIO::max_poll_time $TICK * 0.1;	3921	IO::AIO::max_poll_time $TICK * 0.1;
3732	$AIO_POLL_WATCHER = Event->io (	3922	undef $AnyEvent::AIO::WATCHER;
3733	reentrant => 0,
3734	data => WF_AUTOCANCEL,
3735	fd => IO::AIO::poll_fileno,
3736	poll => 'r',
3737	prio => 0,
3738	cb => \&IO::AIO::poll_cb,
3739	);
3740	}	3923	}
3741		3924
3742	my $_log_backtrace;	3925	my $_log_backtrace;
3743		3926
3744	sub _log_backtrace {	3927	sub _log_backtrace {
…		…
3747	$msg =~ s/\n//;	3930	$msg =~ s/\n//;
3748		3931
3749	# limit the # of concurrent backtraces	3932	# limit the # of concurrent backtraces
3750	if ($_log_backtrace < 2) {	3933	if ($_log_backtrace < 2) {
3751	++$_log_backtrace;	3934	++$_log_backtrace;
		3935	my $perl_bt = Carp::longmess $msg;
3752	async {	3936	async {
3753	$Coro::current->{desc} = "abt $msg";	3937	$Coro::current->{desc} = "abt $msg";
3754		3938
3755	my @bt = fork_call {	3939	my @bt = fork_call {
3756	@addr = map { sprintf "%x", $_ } @addr;	3940	@addr = map { sprintf "%x", $_ } @addr;
…		…
3767	}	3951	}
3768		3952
3769	@funcs	3953	@funcs
3770	};	3954	};
3771		3955
3772	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $perl_bt\n";
		3957	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3773	LOG llevInfo, "[ABT] $_\n" for @bt;	3958	LOG llevInfo, "[ABT] $_\n" for @bt;
3774	--$_log_backtrace;	3959	--$_log_backtrace;
3775	};	3960	};
3776	} else {	3961	} else {
3777	LOG llevInfo, "[ABT] $msg\n";	3962	LOG llevInfo, "[ABT] $msg\n";

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